diff options
670 files changed, 11282 insertions, 26663 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci index 34f51100f02..dff1f48d252 100644 --- a/Documentation/ABI/testing/sysfs-bus-pci +++ b/Documentation/ABI/testing/sysfs-bus-pci @@ -210,3 +210,15 @@ Users: firmware assigned instance number of the PCI device that can help in understanding the firmware intended order of the PCI device. + +What: /sys/bus/pci/devices/.../d3cold_allowed +Date: July 2012 +Contact: Huang Ying <ying.huang@intel.com> +Description: + d3cold_allowed is bit to control whether the corresponding PCI + device can be put into D3Cold state. If it is cleared, the + device will never be put into D3Cold state. If it is set, the + device may be put into D3Cold state if other requirements are + satisfied too. Reading this attribute will show the current + value of d3cold_allowed bit. Writing this attribute will set + the value of d3cold_allowed bit. diff --git a/Documentation/devicetree/bindings/regulator/tps6586x.txt b/Documentation/devicetree/bindings/regulator/tps6586x.txt index da80c2ae091..a2436e1edfc 100644 --- a/Documentation/devicetree/bindings/regulator/tps6586x.txt +++ b/Documentation/devicetree/bindings/regulator/tps6586x.txt @@ -8,7 +8,8 @@ Required properties: - gpio-controller: mark the device as a GPIO controller - regulators: list of regulators provided by this controller, must have property "regulator-compatible" to match their hardware counterparts: - sm[0-2], ldo[0-9] and ldo_rtc + sys, sm[0-2], ldo[0-9] and ldo_rtc +- sys-supply: The input supply for SYS. - vin-sm0-supply: The input supply for the SM0. - vin-sm1-supply: The input supply for the SM1. - vin-sm2-supply: The input supply for the SM2. @@ -20,6 +21,9 @@ Required properties: Each regulator is defined using the standard binding for regulators. +Note: LDO5 and LDO_RTC is supplied by SYS regulator internally and driver + take care of making proper parent child relationship. + Example: pmu: tps6586x@34 { @@ -30,6 +34,7 @@ Example: #gpio-cells = <2>; gpio-controller; + sys-supply = <&some_reg>; vin-sm0-supply = <&some_reg>; vin-sm1-supply = <&some_reg>; vin-sm2-supply = <&some_reg>; @@ -43,8 +48,16 @@ Example: #address-cells = <1>; #size-cells = <0>; - sm0_reg: regulator@0 { + sys_reg: regulator@0 { reg = <0>; + regulator-compatible = "sys"; + regulator-name = "vdd_sys"; + regulator-boot-on; + regulator-always-on; + }; + + sm0_reg: regulator@1 { + reg = <1>; regulator-compatible = "sm0"; regulator-min-microvolt = < 725000>; regulator-max-microvolt = <1500000>; @@ -52,8 +65,8 @@ Example: regulator-always-on; }; - sm1_reg: regulator@1 { - reg = <1>; + sm1_reg: regulator@2 { + reg = <2>; regulator-compatible = "sm1"; regulator-min-microvolt = < 725000>; regulator-max-microvolt = <1500000>; @@ -61,8 +74,8 @@ Example: regulator-always-on; }; - sm2_reg: regulator@2 { - reg = <2>; + sm2_reg: regulator@3 { + reg = <3>; regulator-compatible = "sm2"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <4550000>; @@ -70,72 +83,72 @@ Example: regulator-always-on; }; - ldo0_reg: regulator@3 { - reg = <3>; + ldo0_reg: regulator@4 { + reg = <4>; regulator-compatible = "ldo0"; regulator-name = "PCIE CLK"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; }; - ldo1_reg: regulator@4 { - reg = <4>; + ldo1_reg: regulator@5 { + reg = <5>; regulator-compatible = "ldo1"; regulator-min-microvolt = < 725000>; regulator-max-microvolt = <1500000>; }; - ldo2_reg: regulator@5 { - reg = <5>; + ldo2_reg: regulator@6 { + reg = <6>; regulator-compatible = "ldo2"; regulator-min-microvolt = < 725000>; regulator-max-microvolt = <1500000>; }; - ldo3_reg: regulator@6 { - reg = <6>; + ldo3_reg: regulator@7 { + reg = <7>; regulator-compatible = "ldo3"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; }; - ldo4_reg: regulator@7 { - reg = <7>; + ldo4_reg: regulator@8 { + reg = <8>; regulator-compatible = "ldo4"; regulator-min-microvolt = <1700000>; regulator-max-microvolt = <2475000>; }; - ldo5_reg: regulator@8 { - reg = <8>; + ldo5_reg: regulator@9 { + reg = <9>; regulator-compatible = "ldo5"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; }; - ldo6_reg: regulator@9 { - reg = <9>; + ldo6_reg: regulator@10 { + reg = <10>; regulator-compatible = "ldo6"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; }; - ldo7_reg: regulator@10 { - reg = <10>; + ldo7_reg: regulator@11 { + reg = <11>; regulator-compatible = "ldo7"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; }; - ldo8_reg: regulator@11 { - reg = <11>; + ldo8_reg: regulator@12 { + reg = <12>; regulator-compatible = "ldo8"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; }; - ldo9_reg: regulator@12 { - reg = <12>; + ldo9_reg: regulator@13 { + reg = <13>; regulator-compatible = "ldo9"; regulator-min-microvolt = <1250000>; regulator-max-microvolt = <3300000>; diff --git a/Documentation/devicetree/bindings/usb/twlxxxx-usb.txt b/Documentation/devicetree/bindings/usb/twlxxxx-usb.txt new file mode 100644 index 00000000000..36b9aede3f4 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/twlxxxx-usb.txt @@ -0,0 +1,40 @@ +USB COMPARATOR OF TWL CHIPS + +TWL6030 USB COMPARATOR + - compatible : Should be "ti,twl6030-usb" + - interrupts : Two interrupt numbers to the cpu should be specified. First + interrupt number is the otg interrupt number that raises ID interrupts when + the controller has to act as host and the second interrupt number is the + usb interrupt number that raises VBUS interrupts when the controller has to + act as device + - usb-supply : phandle to the regulator device tree node. It should be vusb + if it is twl6030 or ldousb if it is twl6025 subclass. + +twl6030-usb { + compatible = "ti,twl6030-usb"; + interrupts = < 4 10 >; +}; + +Board specific device node entry +&twl6030-usb { + usb-supply = <&vusb>; +}; + +TWL4030 USB PHY AND COMPARATOR + - compatible : Should be "ti,twl4030-usb" + - interrupts : The interrupt numbers to the cpu should be specified. First + interrupt number is the otg interrupt number that raises ID interrupts + and VBUS interrupts. The second interrupt number is optional. + - <supply-name>-supply : phandle to the regulator device tree node. + <supply-name> should be vusb1v5, vusb1v8 and vusb3v1 + - usb_mode : The mode used by the phy to connect to the controller. "1" + specifies "ULPI" mode and "2" specifies "CEA2011_3PIN" mode. + +twl4030-usb { + compatible = "ti,twl4030-usb"; + interrupts = < 10 4 >; + usb1v5-supply = <&vusb1v5>; + usb1v8-supply = <&vusb1v8>; + usb3v1-supply = <&vusb3v1>; + usb_mode = <1>; +}; diff --git a/Documentation/devicetree/bindings/usb/usb-phy.txt b/Documentation/devicetree/bindings/usb/usb-phy.txt new file mode 100644 index 00000000000..80d4148cb66 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/usb-phy.txt @@ -0,0 +1,17 @@ +USB PHY + +OMAP USB2 PHY + +Required properties: + - compatible: Should be "ti,omap-usb2" + - reg : Address and length of the register set for the device. Also +add the address of control module dev conf register until a driver for +control module is added + +This is usually a subnode of ocp2scp to which it is connected. + +usb2phy@4a0ad080 { + compatible = "ti,omap-usb2"; + reg = <0x4a0ad080 0x58>, + <0x4a002300 0x4>; +}; diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index afaff312bf4..f4d8c7105fc 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -579,7 +579,7 @@ Why: KVM tracepoints provide mostly equivalent information in a much more ---------------------------- What: at91-mci driver ("CONFIG_MMC_AT91") -When: 3.7 +When: 3.8 Why: There are two mci drivers: at91-mci and atmel-mci. The PDC support was added to atmel-mci as a first step to support more chips. Then at91-mci was kept only for old IP versions (on at91rm9200 and diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801 index 615142da4ef..157416e78cc 100644 --- a/Documentation/i2c/busses/i2c-i801 +++ b/Documentation/i2c/busses/i2c-i801 @@ -21,6 +21,7 @@ Supported adapters: * Intel DH89xxCC (PCH) * Intel Panther Point (PCH) * Intel Lynx Point (PCH) + * Intel Lynx Point-LP (PCH) Datasheets: Publicly available at the Intel website On Intel Patsburg and later chipsets, both the normal host SMBus controller diff --git a/MAINTAINERS b/MAINTAINERS index fdc0119963e..ee8feb80aac 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -658,22 +658,6 @@ W: http://www.linux4sam.org S: Supported F: arch/arm/mach-at91/ -ARM/BCMRING ARM ARCHITECTURE -M: Jiandong Zheng <jdzheng@broadcom.com> -M: Scott Branden <sbranden@broadcom.com> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -F: arch/arm/mach-bcmring - -ARM/BCMRING MTD NAND DRIVER -M: Jiandong Zheng <jdzheng@broadcom.com> -M: Scott Branden <sbranden@broadcom.com> -L: linux-mtd@lists.infradead.org -S: Maintained -F: drivers/mtd/nand/bcm_umi_nand.c -F: drivers/mtd/nand/bcm_umi_bch.c -F: drivers/mtd/nand/nand_bcm_umi.h - ARM/CALXEDA HIGHBANK ARCHITECTURE M: Rob Herring <rob.herring@calxeda.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -3388,7 +3372,7 @@ M: "Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de> L: linux-i2c@vger.kernel.org W: http://i2c.wiki.kernel.org/ T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-i2c/ -T: git git://git.fluff.org/bjdooks/linux.git +T: git git://git.pengutronix.de/git/wsa/linux.git S: Maintained F: Documentation/i2c/ F: drivers/i2c/ @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 6 SUBLEVEL = 0 -EXTRAVERSION = -rc4 +EXTRAVERSION = -rc6 NAME = Saber-toothed Squirrel # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c5f9ae5dbd1..6de2c4fd7fa 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -6,7 +6,7 @@ config ARM select HAVE_DMA_API_DEBUG select HAVE_IDE if PCI || ISA || PCMCIA select HAVE_DMA_ATTRS - select HAVE_DMA_CONTIGUOUS if (CPU_V6 || CPU_V6K || CPU_V7) + select HAVE_DMA_CONTIGUOUS if MMU select HAVE_MEMBLOCK select RTC_LIB select SYS_SUPPORTS_APM_EMULATION @@ -350,18 +350,6 @@ config ARCH_AT91 This enables support for systems based on Atmel AT91RM9200 and AT91SAM9* processors. -config ARCH_BCMRING - bool "Broadcom BCMRING" - depends on MMU - select CPU_V6 - select ARM_AMBA - select ARM_TIMER_SP804 - select CLKDEV_LOOKUP - select GENERIC_CLOCKEVENTS - select ARCH_WANT_OPTIONAL_GPIOLIB - help - Support for Broadcom's BCMRing platform. - config ARCH_HIGHBANK bool "Calxeda Highbank-based" select ARCH_WANT_OPTIONAL_GPIOLIB @@ -384,6 +372,8 @@ config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" select CPU_ARM720T select ARCH_USES_GETTIMEOFFSET + select COMMON_CLK + select CLKDEV_LOOKUP select NEED_MACH_MEMORY_H help Support for Cirrus Logic 711x/721x/731x based boards. @@ -686,6 +676,7 @@ config ARCH_TEGRA select NEED_MACH_IO_H if PCI select ARCH_HAS_CPUFREQ select USE_OF + select COMMON_CLK help This enables support for NVIDIA Tegra based systems (Tegra APX, Tegra 6xx and Tegra 2 series). @@ -1031,8 +1022,6 @@ source "arch/arm/mach-mvebu/Kconfig" source "arch/arm/mach-at91/Kconfig" -source "arch/arm/mach-bcmring/Kconfig" - source "arch/arm/mach-clps711x/Kconfig" source "arch/arm/mach-cns3xxx/Kconfig" diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index f15f82bf3a5..e968a52e488 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -356,15 +356,15 @@ choice is nothing connected to read from the DCC. config DEBUG_SEMIHOSTING - bool "Kernel low-level debug output via semihosting I" + bool "Kernel low-level debug output via semihosting I/O" help Semihosting enables code running on an ARM target to use the I/O facilities on a host debugger/emulator through a - simple SVC calls. The host debugger or emulator must have + simple SVC call. The host debugger or emulator must have semihosting enabled for the special svc call to be trapped otherwise the kernel will crash. - This is known to work with OpenOCD, as wellas + This is known to work with OpenOCD, as well as ARM's Fast Models, or any other controlling environment that implements semihosting. diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 30eae87ead6..81ce4f749a1 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -136,7 +136,6 @@ textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000 # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. machine-$(CONFIG_ARCH_AT91) := at91 -machine-$(CONFIG_ARCH_BCMRING) := bcmring machine-$(CONFIG_ARCH_CLPS711X) := clps711x machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx machine-$(CONFIG_ARCH_DAVINCI) := davinci @@ -284,10 +283,10 @@ zImage Image xipImage bootpImage uImage: vmlinux zinstall uinstall install: vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ -%.dtb: +%.dtb: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ -dtbs: +dtbs: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ # We use MRPROPER_FILES and CLEAN_FILES now diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index b8c64b80baf..81769c1341f 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -659,10 +659,14 @@ __armv7_mmu_cache_on: #ifdef CONFIG_CPU_ENDIAN_BE8 orr r0, r0, #1 << 25 @ big-endian page tables #endif + mrcne p15, 0, r6, c2, c0, 2 @ read ttb control reg orrne r0, r0, #1 @ MMU enabled movne r1, #0xfffffffd @ domain 0 = client + bic r6, r6, #1 << 31 @ 32-bit translation system + bic r6, r6, #3 << 0 @ use only ttbr0 mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer mcrne p15, 0, r1, c3, c0, 0 @ load domain access control + mcrne p15, 0, r6, c2, c0, 2 @ load ttb control #endif mcr p15, 0, r0, c7, c5, 4 @ ISB mcr p15, 0, r0, c1, c0, 0 @ load control register diff --git a/arch/arm/boot/dts/at91sam9g25ek.dts b/arch/arm/boot/dts/at91sam9g25ek.dts index 7829a4d0cb2..96514c134e5 100644 --- a/arch/arm/boot/dts/at91sam9g25ek.dts +++ b/arch/arm/boot/dts/at91sam9g25ek.dts @@ -15,7 +15,7 @@ compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9"; chosen { - bootargs = "128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; + bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; }; ahb { diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts index f146dbf6f7f..b98a1b36e69 100644 --- a/arch/arm/boot/dts/tegra20-harmony.dts +++ b/arch/arm/boot/dts/tegra20-harmony.dts @@ -275,6 +275,160 @@ i2c@7000d000 { status = "okay"; clock-frequency = <400000>; + + pmic: tps6586x@34 { + compatible = "ti,tps6586x"; + reg = <0x34>; + interrupts = <0 86 0x4>; + + ti,system-power-controller; + + #gpio-cells = <2>; + gpio-controller; + + sys-supply = <&vdd_5v0_reg>; + vin-sm0-supply = <&sys_reg>; + vin-sm1-supply = <&sys_reg>; + vin-sm2-supply = <&sys_reg>; + vinldo01-supply = <&sm2_reg>; + vinldo23-supply = <&sm2_reg>; + vinldo4-supply = <&sm2_reg>; + vinldo678-supply = <&sm2_reg>; + vinldo9-supply = <&sm2_reg>; + + regulators { + #address-cells = <1>; + #size-cells = <0>; + + sys_reg: regulator@0 { + reg = <0>; + regulator-compatible = "sys"; + regulator-name = "vdd_sys"; + regulator-always-on; + }; + + regulator@1 { + reg = <1>; + regulator-compatible = "sm0"; + regulator-name = "vdd_sm0,vdd_core"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + }; + + regulator@2 { + reg = <2>; + regulator-compatible = "sm1"; + regulator-name = "vdd_sm1,vdd_cpu"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + sm2_reg: regulator@3 { + reg = <3>; + regulator-compatible = "sm2"; + regulator-name = "vdd_sm2,vin_ldo*"; + regulator-min-microvolt = <3700000>; + regulator-max-microvolt = <3700000>; + regulator-always-on; + }; + + regulator@4 { + reg = <4>; + regulator-compatible = "ldo0"; + regulator-name = "vdd_ldo0,vddio_pex_clk"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + regulator@5 { + reg = <5>; + regulator-compatible = "ldo1"; + regulator-name = "vdd_ldo1,avdd_pll*"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + regulator-always-on; + }; + + regulator@6 { + reg = <6>; + regulator-compatible = "ldo2"; + regulator-name = "vdd_ldo2,vdd_rtc"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + }; + + regulator@7 { + reg = <7>; + regulator-compatible = "ldo3"; + regulator-name = "vdd_ldo3,avdd_usb*"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + regulator@8 { + reg = <8>; + regulator-compatible = "ldo4"; + regulator-name = "vdd_ldo4,avdd_osc,vddio_sys"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + regulator@9 { + reg = <9>; + regulator-compatible = "ldo5"; + regulator-name = "vdd_ldo5,vcore_mmc"; + regulator-min-microvolt = <2850000>; + regulator-max-microvolt = <2850000>; + regulator-always-on; + }; + + regulator@10 { + reg = <10>; + regulator-compatible = "ldo6"; + regulator-name = "vdd_ldo6,avdd_vdac"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + regulator@11 { + reg = <11>; + regulator-compatible = "ldo7"; + regulator-name = "vdd_ldo7,avdd_hdmi,vdd_fuse"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + regulator@12 { + reg = <12>; + regulator-compatible = "ldo8"; + regulator-name = "vdd_ldo8,avdd_hdmi_pll"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + regulator@13 { + reg = <13>; + regulator-compatible = "ldo9"; + regulator-name = "vdd_ldo9,avdd_2v85,vdd_ddr_rx"; + regulator-min-microvolt = <2850000>; + regulator-max-microvolt = <2850000>; + regulator-always-on; + }; + + regulator@14 { + reg = <14>; + regulator-compatible = "ldo_rtc"; + regulator-name = "vdd_rtc_out,vdd_cell"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + }; + }; }; pmc { @@ -310,6 +464,72 @@ bus-width = <8>; }; + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + vdd_5v0_reg: regulator@0 { + compatible = "regulator-fixed"; + reg = <0>; + regulator-name = "vdd_5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + }; + + regulator@1 { + compatible = "regulator-fixed"; + reg = <1>; + regulator-name = "vdd_1v5"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + gpio = <&pmic 0 0>; + }; + + regulator@2 { + compatible = "regulator-fixed"; + reg = <2>; + regulator-name = "vdd_1v2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + gpio = <&pmic 1 0>; + enable-active-high; + }; + + regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "vdd_1v05"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + gpio = <&pmic 2 0>; + enable-active-high; + /* Hack until board-harmony-pcie.c is removed */ + status = "disabled"; + }; + + regulator@4 { + compatible = "regulator-fixed"; + reg = <4>; + regulator-name = "vdd_pnl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio 22 0>; /* gpio PC6 */ + enable-active-high; + }; + + regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "vdd_bl"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + gpio = <&gpio 176 0>; /* gpio PW0 */ + enable-active-high; + }; + }; + sound { compatible = "nvidia,tegra-audio-wm8903-harmony", "nvidia,tegra-audio-wm8903"; diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig index 7d8718468e0..90610c7030f 100644 --- a/arch/arm/configs/armadillo800eva_defconfig +++ b/arch/arm/configs/armadillo800eva_defconfig @@ -33,7 +33,7 @@ CONFIG_AEABI=y CONFIG_FORCE_MAX_ZONEORDER=13 CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096" +CONFIG_CMDLINE="console=tty0 console=ttySC1,115200 earlyprintk=sh-sci.1,115200 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096 rw" CONFIG_CMDLINE_FORCE=y CONFIG_KEXEC=y CONFIG_VFP=y diff --git a/arch/arm/configs/bcmring_defconfig b/arch/arm/configs/bcmring_defconfig deleted file mode 100644 index 9e6a8fe1316..00000000000 --- a/arch/arm/configs/bcmring_defconfig +++ /dev/null @@ -1,79 +0,0 @@ -CONFIG_EXPERIMENTAL=y -# CONFIG_LOCALVERSION_AUTO is not set -# CONFIG_SWAP is not set -CONFIG_SYSVIPC=y -CONFIG_EXPERT=y -CONFIG_KALLSYMS_EXTRA_PASS=y -# CONFIG_HOTPLUG is not set -# CONFIG_ELF_CORE is not set -# CONFIG_EPOLL is not set -# CONFIG_SIGNALFD is not set -# CONFIG_TIMERFD is not set -# CONFIG_EVENTFD is not set -# CONFIG_AIO is not set -CONFIG_PERF_EVENTS=y -# CONFIG_VM_EVENT_COUNTERS is not set -# CONFIG_SLUB_DEBUG is not set -# CONFIG_COMPAT_BRK is not set -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -# CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set -CONFIG_ARCH_BCMRING=y -CONFIG_BCM_ZRELADDR=0x8000 -CONFIG_CPU_32v6K=y -CONFIG_NO_HZ=y -CONFIG_PREEMPT=y -CONFIG_AEABI=y -# CONFIG_OABI_COMPAT is not set -CONFIG_UACCESS_WITH_MEMCPY=y -CONFIG_ZBOOT_ROM_TEXT=0x0e000000 -CONFIG_ZBOOT_ROM_BSS=0x0ea00000 -CONFIG_ZBOOT_ROM=y -CONFIG_NET=y -# CONFIG_WIRELESS is not set -CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y -CONFIG_MTD_BLOCK=y -CONFIG_MTD_CFI=y -CONFIG_MTD_CFI_ADV_OPTIONS=y -CONFIG_MTD_CFI_GEOMETRY=y -# CONFIG_MTD_CFI_I2 is not set -CONFIG_MTD_NAND=y -CONFIG_MTD_NAND_VERIFY_WRITE=y -CONFIG_MTD_NAND_BCM_UMI=y -CONFIG_MTD_NAND_BCM_UMI_HWCS=y -# CONFIG_MISC_DEVICES is not set -# CONFIG_INPUT_MOUSEDEV is not set -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO is not set -# CONFIG_CONSOLE_TRANSLATIONS is not set -# CONFIG_DEVKMEM is not set -CONFIG_SERIAL_AMBA_PL011=y -CONFIG_SERIAL_AMBA_PL011_CONSOLE=y -CONFIG_LEGACY_PTY_COUNT=64 -# CONFIG_HW_RANDOM is not set -# CONFIG_HWMON is not set -# CONFIG_VGA_CONSOLE is not set -# CONFIG_HID_SUPPORT is not set -# CONFIG_USB_SUPPORT is not set -# CONFIG_FILE_LOCKING is not set -# CONFIG_DNOTIFY is not set -# CONFIG_INOTIFY_USER is not set -# CONFIG_PROC_PAGE_MONITOR is not set -CONFIG_TMPFS=y -CONFIG_JFFS2_FS=y -CONFIG_JFFS2_SUMMARY=y -CONFIG_JFFS2_FS_XATTR=y -# CONFIG_JFFS2_FS_SECURITY is not set -# CONFIG_NETWORK_FILESYSTEMS is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set -CONFIG_MAGIC_SYSRQ=y -CONFIG_HEADERS_CHECK=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_ARM_UNWIND is not set diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 03fb93621d0..5c8b3bf4d82 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -320,4 +320,12 @@ .size \name , . - \name .endm + .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req +#ifndef CONFIG_CPU_USE_DOMAINS + adds \tmp, \addr, #\size - 1 + sbcccs \tmp, \tmp, \limit + bcs \bad +#endif + .endm + #endif /* __ASM_ASSEMBLER_H__ */ diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 2ae842df455..5c44dcb0987 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -203,6 +203,13 @@ static inline void dma_free_writecombine(struct device *dev, size_t size, } /* + * This can be called during early boot to increase the size of the atomic + * coherent DMA pool above the default value of 256KiB. It must be called + * before postcore_initcall. + */ +extern void __init init_dma_coherent_pool_size(unsigned long size); + +/* * This can be called during boot to increase the size of the consistent * DMA region above it's default value of 2MB. It must be called before the * memory allocator is initialised, i.e. before any core_initcall. diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index e965f1b560f..5f6ddcc5645 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -187,6 +187,7 @@ static inline unsigned long __phys_to_virt(unsigned long x) #define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET) #endif #endif +#endif /* __ASSEMBLY__ */ #ifndef PHYS_OFFSET #ifdef PLAT_PHYS_OFFSET @@ -196,6 +197,8 @@ static inline unsigned long __phys_to_virt(unsigned long x) #endif #endif +#ifndef __ASSEMBLY__ + /* * PFNs are used to describe any physical page; this means * PFN 0 == physical address 0. diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index 314d4664eae..99a19512ee2 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -199,6 +199,9 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, { pgtable_page_dtor(pte); +#ifdef CONFIG_ARM_LPAE + tlb_add_flush(tlb, addr); +#else /* * With the classic ARM MMU, a pte page has two corresponding pmd * entries, each covering 1MB. @@ -206,6 +209,7 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, addr &= PMD_MASK; tlb_add_flush(tlb, addr + SZ_1M - PAGE_SIZE); tlb_add_flush(tlb, addr + SZ_1M); +#endif tlb_remove_page(tlb, pte); } diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index 479a6352e0b..77bd79f2ffd 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -101,28 +101,39 @@ extern int __get_user_1(void *); extern int __get_user_2(void *); extern int __get_user_4(void *); -#define __get_user_x(__r2,__p,__e,__s,__i...) \ +#define __GUP_CLOBBER_1 "lr", "cc" +#ifdef CONFIG_CPU_USE_DOMAINS +#define __GUP_CLOBBER_2 "ip", "lr", "cc" +#else +#define __GUP_CLOBBER_2 "lr", "cc" +#endif +#define __GUP_CLOBBER_4 "lr", "cc" + +#define __get_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%1", "r2") \ + __asmeq("%3", "r1") \ "bl __get_user_" #__s \ : "=&r" (__e), "=r" (__r2) \ - : "0" (__p) \ - : __i, "cc") + : "0" (__p), "r" (__l) \ + : __GUP_CLOBBER_##__s) -#define get_user(x,p) \ +#define __get_user_check(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ register unsigned long __r2 asm("r2"); \ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __get_user_x(__r2, __p, __e, 1, "lr"); \ - break; \ + __get_user_x(__r2, __p, __e, __l, 1); \ + break; \ case 2: \ - __get_user_x(__r2, __p, __e, 2, "r3", "lr"); \ + __get_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __get_user_x(__r2, __p, __e, 4, "lr"); \ + __get_user_x(__r2, __p, __e, __l, 4); \ break; \ default: __e = __get_user_bad(); break; \ } \ @@ -130,42 +141,57 @@ extern int __get_user_4(void *); __e; \ }) +#define get_user(x,p) \ + ({ \ + might_fault(); \ + __get_user_check(x,p); \ + }) + extern int __put_user_1(void *, unsigned int); extern int __put_user_2(void *, unsigned int); extern int __put_user_4(void *, unsigned int); extern int __put_user_8(void *, unsigned long long); -#define __put_user_x(__r2,__p,__e,__s) \ +#define __put_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%2", "r2") \ + __asmeq("%3", "r1") \ "bl __put_user_" #__s \ : "=&r" (__e) \ - : "0" (__p), "r" (__r2) \ + : "0" (__p), "r" (__r2), "r" (__l) \ : "ip", "lr", "cc") -#define put_user(x,p) \ +#define __put_user_check(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __r2 asm("r2") = (x); \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __put_user_x(__r2, __p, __e, 1); \ + __put_user_x(__r2, __p, __e, __l, 1); \ break; \ case 2: \ - __put_user_x(__r2, __p, __e, 2); \ + __put_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __put_user_x(__r2, __p, __e, 4); \ + __put_user_x(__r2, __p, __e, __l, 4); \ break; \ case 8: \ - __put_user_x(__r2, __p, __e, 8); \ + __put_user_x(__r2, __p, __e, __l, 8); \ break; \ default: __e = __put_user_bad(); break; \ } \ __e; \ }) +#define put_user(x,p) \ + ({ \ + might_fault(); \ + __put_user_check(x,p); \ + }) + #else /* CONFIG_MMU */ /* @@ -219,6 +245,7 @@ do { \ unsigned long __gu_addr = (unsigned long)(ptr); \ unsigned long __gu_val; \ __chk_user_ptr(ptr); \ + might_fault(); \ switch (sizeof(*(ptr))) { \ case 1: __get_user_asm_byte(__gu_val,__gu_addr,err); break; \ case 2: __get_user_asm_half(__gu_val,__gu_addr,err); break; \ @@ -300,6 +327,7 @@ do { \ unsigned long __pu_addr = (unsigned long)(ptr); \ __typeof__(*(ptr)) __pu_val = (x); \ __chk_user_ptr(ptr); \ + might_fault(); \ switch (sizeof(*(ptr))) { \ case 1: __put_user_asm_byte(__pu_val,__pu_addr,err); break; \ case 2: __put_user_asm_half(__pu_val,__pu_addr,err); break; \ diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index ba386bd9410..281bf330124 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -159,6 +159,12 @@ static int debug_arch_supported(void) arch >= ARM_DEBUG_ARCH_V7_1; } +/* Can we determine the watchpoint access type from the fsr? */ +static int debug_exception_updates_fsr(void) +{ + return 0; +} + /* Determine number of WRP registers available. */ static int get_num_wrp_resources(void) { @@ -604,13 +610,14 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) /* Aligned */ break; case 1: - /* Allow single byte watchpoint. */ - if (info->ctrl.len == ARM_BREAKPOINT_LEN_1) - break; case 2: /* Allow halfword watchpoints and breakpoints. */ if (info->ctrl.len == ARM_BREAKPOINT_LEN_2) break; + case 3: + /* Allow single byte watchpoint. */ + if (info->ctrl.len == ARM_BREAKPOINT_LEN_1) + break; default: ret = -EINVAL; goto out; @@ -619,18 +626,35 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) info->address &= ~alignment_mask; info->ctrl.len <<= offset; - /* - * Currently we rely on an overflow handler to take - * care of single-stepping the breakpoint when it fires. - * In the case of userspace breakpoints on a core with V7 debug, - * we can use the mismatch feature as a poor-man's hardware - * single-step, but this only works for per-task breakpoints. - */ - if (!bp->overflow_handler && (arch_check_bp_in_kernelspace(bp) || - !core_has_mismatch_brps() || !bp->hw.bp_target)) { - pr_warning("overflow handler required but none found\n"); - ret = -EINVAL; + if (!bp->overflow_handler) { + /* + * Mismatch breakpoints are required for single-stepping + * breakpoints. + */ + if (!core_has_mismatch_brps()) + return -EINVAL; + + /* We don't allow mismatch breakpoints in kernel space. */ + if (arch_check_bp_in_kernelspace(bp)) + return -EPERM; + + /* + * Per-cpu breakpoints are not supported by our stepping + * mechanism. + */ + if (!bp->hw.bp_target) + return -EINVAL; + + /* + * We only support specific access types if the fsr + * reports them. + */ + if (!debug_exception_updates_fsr() && + (info->ctrl.type == ARM_BREAKPOINT_LOAD || + info->ctrl.type == ARM_BREAKPOINT_STORE)) + return -EINVAL; } + out: return ret; } @@ -706,10 +730,12 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr, goto unlock; /* Check that the access type matches. */ - access = (fsr & ARM_FSR_ACCESS_MASK) ? HW_BREAKPOINT_W : - HW_BREAKPOINT_R; - if (!(access & hw_breakpoint_type(wp))) - goto unlock; + if (debug_exception_updates_fsr()) { + access = (fsr & ARM_FSR_ACCESS_MASK) ? + HW_BREAKPOINT_W : HW_BREAKPOINT_R; + if (!(access & hw_breakpoint_type(wp))) + goto unlock; + } /* We have a winner. */ info->trigger = addr; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index f7945218b8c..b0179b89a04 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -420,20 +420,23 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs) #endif instr = *(u32 *) pc; } else if (thumb_mode(regs)) { - get_user(instr, (u16 __user *)pc); + if (get_user(instr, (u16 __user *)pc)) + goto die_sig; if (is_wide_instruction(instr)) { unsigned int instr2; - get_user(instr2, (u16 __user *)pc+1); + if (get_user(instr2, (u16 __user *)pc+1)) + goto die_sig; instr <<= 16; instr |= instr2; } - } else { - get_user(instr, (u32 __user *)pc); + } else if (get_user(instr, (u32 __user *)pc)) { + goto die_sig; } if (call_undef_hook(regs, instr) == 0) return; +die_sig: #ifdef CONFIG_DEBUG_USER if (user_debug & UDBG_UNDEFINED) { printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n", diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index d6dacc69254..395d5fbb8fa 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -59,6 +59,7 @@ void __init init_current_timer_delay(unsigned long freq) { pr_info("Switching to timer-based delay loop\n"); lpj_fine = freq / HZ; + loops_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index 11093a7c3e3..9b06bb41fca 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S @@ -16,8 +16,9 @@ * __get_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * Outputs: r0 is the error code - * r2, r3 contains the zero-extended value + * r2 contains the zero-extended value * lr corrupted * * No other registers must be altered. (see <asm/uaccess.h> @@ -27,33 +28,39 @@ * Note also that it is intended that __get_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__get_user_1) + check_uaccess r0, 1, r1, r2, __get_user_bad 1: TUSER(ldrb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__get_user_1) ENTRY(__get_user_2) -#ifdef CONFIG_THUMB2_KERNEL -2: TUSER(ldrb) r2, [r0] -3: TUSER(ldrb) r3, [r0, #1] + check_uaccess r0, 2, r1, r2, __get_user_bad +#ifdef CONFIG_CPU_USE_DOMAINS +rb .req ip +2: ldrbt r2, [r0], #1 +3: ldrbt rb, [r0], #0 #else -2: TUSER(ldrb) r2, [r0], #1 -3: TUSER(ldrb) r3, [r0] +rb .req r0 +2: ldrb r2, [r0] +3: ldrb rb, [r0, #1] #endif #ifndef __ARMEB__ - orr r2, r2, r3, lsl #8 + orr r2, r2, rb, lsl #8 #else - orr r2, r3, r2, lsl #8 + orr r2, rb, r2, lsl #8 #endif mov r0, #0 mov pc, lr ENDPROC(__get_user_2) ENTRY(__get_user_4) + check_uaccess r0, 4, r1, r2, __get_user_bad 4: TUSER(ldr) r2, [r0] mov r0, #0 mov pc, lr diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index 7db25990c58..3d73dcb959b 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S @@ -16,6 +16,7 @@ * __put_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * r2, r3 contains the value * Outputs: r0 is the error code * lr corrupted @@ -27,16 +28,19 @@ * Note also that it is intended that __put_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__put_user_1) + check_uaccess r0, 1, r1, ip, __put_user_bad 1: TUSER(strb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_1) ENTRY(__put_user_2) + check_uaccess r0, 2, r1, ip, __put_user_bad mov ip, r2, lsr #8 #ifdef CONFIG_THUMB2_KERNEL #ifndef __ARMEB__ @@ -60,12 +64,14 @@ ENTRY(__put_user_2) ENDPROC(__put_user_2) ENTRY(__put_user_4) + check_uaccess r0, 4, r1, ip, __put_user_bad 4: TUSER(str) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_4) ENTRY(__put_user_8) + check_uaccess r0, 8, r1, ip, __put_user_bad #ifdef CONFIG_THUMB2_KERNEL 5: TUSER(str) r2, [r0] 6: TUSER(str) r3, [r0, #4] diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index 104ca40d8d1..aaa443b48c9 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -197,7 +197,7 @@ void __init at91rm9200_timer_init(void) at91_st_read(AT91_ST_SR); /* Make IRQs happen for the system timer */ - setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq); + setup_irq(NR_IRQS_LEGACY + AT91_ID_SYS, &at91rm9200_timer_irq); /* The 32KiHz "Slow Clock" (tick every 30517.58 nanoseconds) is used * directly for the clocksource and all clockevents, after adjusting diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 7b9c2ba396e..bce572a530e 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -726,6 +726,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, }, }; @@ -744,10 +746,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9260_rtt_device.num_resources = 2; + at91sam9260_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9260_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c index 8df5c1bdff9..bc2590d712d 100644 --- a/arch/arm/mach-at91/at91sam9261_devices.c +++ b/arch/arm/mach-at91/at91sam9261_devices.c @@ -609,6 +609,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -626,10 +628,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9261_rtt_device.num_resources = 2; + at91sam9261_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9261_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index eb6bbf86fb9..9b6ca734f1a 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -990,6 +990,8 @@ static struct resource rtt0_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1006,6 +1008,8 @@ static struct resource rtt1_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1027,14 +1031,14 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed only for the chosen RTT: * GPBR will serve as the storage for RTC time offset */ - at91sam9263_rtt0_device.num_resources = 2; + at91sam9263_rtt0_device.num_resources = 3; at91sam9263_rtt1_device.num_resources = 1; pdev = &at91sam9263_rtt0_device; r = rtt0_resources; break; case 1: at91sam9263_rtt0_device.num_resources = 1; - at91sam9263_rtt1_device.num_resources = 2; + at91sam9263_rtt1_device.num_resources = 3; pdev = &at91sam9263_rtt1_device; r = rtt1_resources; break; @@ -1047,6 +1051,8 @@ static void __init at91_add_device_rtt_rtc(void) pdev->name = "rtc-at91sam9"; r[1].start = AT91SAM9263_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; r[1].end = r[1].start + 3; + r[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + r[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 06073996a38..1b47319ca00 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -1293,6 +1293,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -1310,10 +1312,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9g45_rtt_device.num_resources = 2; + at91sam9g45_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9G45_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index f09fff93217..b3d365dadef 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -688,6 +688,8 @@ static struct resource rtt_resources[] = { .flags = IORESOURCE_MEM, }, { .flags = IORESOURCE_MEM, + }, { + .flags = IORESOURCE_IRQ, } }; @@ -705,10 +707,12 @@ static void __init at91_add_device_rtt_rtc(void) * The second resource is needed: * GPBR will serve as the storage for RTC time offset */ - at91sam9rl_rtt_device.num_resources = 2; + at91sam9rl_rtt_device.num_resources = 3; rtt_resources[1].start = AT91SAM9RL_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR; rtt_resources[1].end = rtt_resources[1].start + 3; + rtt_resources[2].start = NR_IRQS_LEGACY + AT91_ID_SYS; + rtt_resources[2].end = NR_IRQS_LEGACY + AT91_ID_SYS; } #else static void __init at91_add_device_rtt_rtc(void) diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index de2ec6b8fea..188c82971eb 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -63,6 +63,12 @@ EXPORT_SYMBOL_GPL(at91_pmc_base); #define cpu_has_300M_plla() (cpu_is_at91sam9g10()) +#define cpu_has_240M_plla() (cpu_is_at91sam9261() \ + || cpu_is_at91sam9263() \ + || cpu_is_at91sam9rl()) + +#define cpu_has_210M_plla() (cpu_is_at91sam9260()) + #define cpu_has_pllb() (!(cpu_is_at91sam9rl() \ || cpu_is_at91sam9g45() \ || cpu_is_at91sam9x5() \ @@ -706,6 +712,12 @@ static int __init at91_pmc_init(unsigned long main_clock) } else if (cpu_has_800M_plla()) { if (plla.rate_hz > 800000000) pll_overclock = true; + } else if (cpu_has_240M_plla()) { + if (plla.rate_hz > 240000000) + pll_overclock = true; + } else if (cpu_has_210M_plla()) { + if (plla.rate_hz > 210000000) + pll_overclock = true; } else { if (plla.rate_hz > 209000000) pll_overclock = true; diff --git a/arch/arm/mach-bcmring/Kconfig b/arch/arm/mach-bcmring/Kconfig deleted file mode 100644 index 9170d16dca5..00000000000 --- a/arch/arm/mach-bcmring/Kconfig +++ /dev/null @@ -1,19 +0,0 @@ -choice - prompt "Processor selection in BCMRING family of devices" - depends on ARCH_BCMRING - default ARCH_BCM11107 - -config ARCH_FPGA11107 - bool "FPGA11107" - -config ARCH_BCM11107 - bool "BCM11107" -endchoice - -menu "BCMRING Options" - depends on ARCH_BCMRING - -config BCM_ZRELADDR - hex "Compressed ZREL ADDR" - -endmenu diff --git a/arch/arm/mach-bcmring/Makefile b/arch/arm/mach-bcmring/Makefile deleted file mode 100644 index f8d9fcedf91..00000000000 --- a/arch/arm/mach-bcmring/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Object file lists. - -obj-y := arch.o mm.o irq.o clock.o core.o timer.o dma.o -obj-y += csp/ diff --git a/arch/arm/mach-bcmring/Makefile.boot b/arch/arm/mach-bcmring/Makefile.boot deleted file mode 100644 index aef2467757f..00000000000 --- a/arch/arm/mach-bcmring/Makefile.boot +++ /dev/null @@ -1,6 +0,0 @@ -# Address where decompressor will be written and eventually executed. -# -# default to SDRAM -zreladdr-y += $(CONFIG_BCM_ZRELADDR) -params_phys-y := 0x00000800 - diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c deleted file mode 100644 index 45c97b1ee9b..00000000000 --- a/arch/arm/mach-bcmring/arch.c +++ /dev/null @@ -1,199 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/types.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/spinlock.h> -#include <linux/module.h> - -#include <linux/proc_fs.h> -#include <linux/sysctl.h> - -#include <asm/irq.h> -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/time.h> -#include <asm/pmu.h> - -#include <asm/mach/arch.h> -#include <mach/dma.h> -#include <mach/hardware.h> -#include <mach/csp/mm_io.h> -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_inline.h> - -#include <cfg_global.h> - -#include "core.h" - -HW_DECLARE_SPINLOCK(arch) -HW_DECLARE_SPINLOCK(gpio) -#if defined(CONFIG_DEBUG_SPINLOCK) - EXPORT_SYMBOL(bcmring_gpio_reg_lock); -#endif - -/* sysctl */ -static int bcmring_arch_warm_reboot; /* do a warm reboot on hard reset */ - -static void bcmring_restart(char mode, const char *cmd) -{ - printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot); - - if (mode == 'h') { - /* Reboot configured in proc entry */ - if (bcmring_arch_warm_reboot) { - printk("warm reset\n"); - /* Issue Warm reset (do not reset ethernet switch, keep alive) */ - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM); - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } -} - -static struct ctl_table_header *bcmring_sysctl_header; - -static struct ctl_table bcmring_sysctl_warm_reboot[] = { - { - .procname = "warm", - .data = &bcmring_arch_warm_reboot, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = proc_dointvec}, - {} -}; - -static struct ctl_table bcmring_sysctl_reboot[] = { - { - .procname = "reboot", - .mode = 0555, - .child = bcmring_sysctl_warm_reboot}, - {} -}; - -static struct resource nand_resource[] = { - [0] = { - .start = MM_ADDR_IO_NAND, - .end = MM_ADDR_IO_NAND + 0x1000 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device nand_device = { - .name = "bcm-nand", - .id = -1, - .resource = nand_resource, - .num_resources = ARRAY_SIZE(nand_resource), -}; - -static struct resource pmu_resource = { - .start = IRQ_PMUIRQ, - .end = IRQ_PMUIRQ, - .flags = IORESOURCE_IRQ, -}; - -static struct platform_device pmu_device = { - .name = "arm-pmu", - .id = ARM_PMU_DEVICE_CPU, - .resource = &pmu_resource, - .num_resources = 1, -}; - - -static struct platform_device *devices[] __initdata = { - &nand_device, - &pmu_device, -}; - -/**************************************************************************** -* -* Called from the customize_machine function in arch/arm/kernel/setup.c -* -* The customize_machine function is tagged as an arch_initcall -* (see include/linux/init.h for the order that the various init sections -* are called in. -* -*****************************************************************************/ -static void __init bcmring_init_machine(void) -{ - - bcmring_sysctl_header = register_sysctl_table(bcmring_sysctl_reboot); - - /* Enable spread spectrum */ - chipcHw_enableSpreadSpectrum(); - - platform_add_devices(devices, ARRAY_SIZE(devices)); - - bcmring_amba_init(); - - dma_init(); -} - -/**************************************************************************** -* -* Called from setup_arch (in arch/arm/kernel/setup.c) to fixup any tags -* passed in by the boot loader. -* -*****************************************************************************/ - -static void __init bcmring_fixup(struct tag *t, char **cmdline, - struct meminfo *mi) { -#ifdef CONFIG_BLK_DEV_INITRD - printk(KERN_NOTICE "bcmring_fixup\n"); - t->hdr.tag = ATAG_CORE; - t->hdr.size = tag_size(tag_core); - t->u.core.flags = 0; - t->u.core.pagesize = PAGE_SIZE; - t->u.core.rootdev = 31 << 8 | 0; - t = tag_next(t); - - t->hdr.tag = ATAG_MEM; - t->hdr.size = tag_size(tag_mem32); - t->u.mem.start = CFG_GLOBAL_RAM_BASE; - t->u.mem.size = CFG_GLOBAL_RAM_SIZE; - - t = tag_next(t); - - t->hdr.tag = ATAG_NONE; - t->hdr.size = 0; -#endif -} - -/**************************************************************************** -* -* Machine Description -* -*****************************************************************************/ - -MACHINE_START(BCMRING, "BCMRING") - /* Maintainer: Broadcom Corporation */ - .fixup = bcmring_fixup, - .map_io = bcmring_map_io, - .init_early = bcmring_init_early, - .init_irq = bcmring_init_irq, - .timer = &bcmring_timer, - .init_machine = bcmring_init_machine, - .restart = bcmring_restart, -MACHINE_END diff --git a/arch/arm/mach-bcmring/clock.c b/arch/arm/mach-bcmring/clock.c deleted file mode 100644 index ad237a42d26..00000000000 --- a/arch/arm/mach-bcmring/clock.c +++ /dev/null @@ -1,223 +0,0 @@ -/***************************************************************************** -* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/device.h> -#include <linux/list.h> -#include <linux/errno.h> -#include <linux/err.h> -#include <linux/string.h> -#include <linux/clk.h> -#include <linux/spinlock.h> -#include <linux/clkdev.h> -#include <mach/csp/hw_cfg.h> -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_reg.h> -#include <mach/csp/chipcHw_inline.h> - -#include "clock.h" - -#define clk_is_primary(x) ((x)->type & CLK_TYPE_PRIMARY) -#define clk_is_pll1(x) ((x)->type & CLK_TYPE_PLL1) -#define clk_is_pll2(x) ((x)->type & CLK_TYPE_PLL2) -#define clk_is_programmable(x) ((x)->type & CLK_TYPE_PROGRAMMABLE) -#define clk_is_bypassable(x) ((x)->type & CLK_TYPE_BYPASSABLE) - -#define clk_is_using_xtal(x) ((x)->mode & CLK_MODE_XTAL) - -static DEFINE_SPINLOCK(clk_lock); - -static void __clk_enable(struct clk *clk) -{ - if (!clk) - return; - - /* enable parent clock first */ - if (clk->parent) - __clk_enable(clk->parent); - - if (clk->use_cnt++ == 0) { - if (clk_is_pll1(clk)) { /* PLL1 */ - chipcHw_pll1Enable(clk->rate_hz, 0); - } else if (clk_is_pll2(clk)) { /* PLL2 */ - chipcHw_pll2Enable(clk->rate_hz); - } else if (clk_is_using_xtal(clk)) { /* source is crystal */ - if (!clk_is_primary(clk)) - chipcHw_bypassClockEnable(clk->csp_id); - } else { /* source is PLL */ - chipcHw_setClockEnable(clk->csp_id); - } - } -} - -int clk_enable(struct clk *clk) -{ - unsigned long flags; - - if (!clk) - return -EINVAL; - - spin_lock_irqsave(&clk_lock, flags); - __clk_enable(clk); - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_enable); - -static void __clk_disable(struct clk *clk) -{ - if (!clk) - return; - - BUG_ON(clk->use_cnt == 0); - - if (--clk->use_cnt == 0) { - if (clk_is_pll1(clk)) { /* PLL1 */ - chipcHw_pll1Disable(); - } else if (clk_is_pll2(clk)) { /* PLL2 */ - chipcHw_pll2Disable(); - } else if (clk_is_using_xtal(clk)) { /* source is crystal */ - if (!clk_is_primary(clk)) - chipcHw_bypassClockDisable(clk->csp_id); - } else { /* source is PLL */ - chipcHw_setClockDisable(clk->csp_id); - } - } - - if (clk->parent) - __clk_disable(clk->parent); -} - -void clk_disable(struct clk *clk) -{ - unsigned long flags; - - if (!clk) - return; - - spin_lock_irqsave(&clk_lock, flags); - __clk_disable(clk); - spin_unlock_irqrestore(&clk_lock, flags); -} -EXPORT_SYMBOL(clk_disable); - -unsigned long clk_get_rate(struct clk *clk) -{ - if (!clk) - return 0; - - return clk->rate_hz; -} -EXPORT_SYMBOL(clk_get_rate); - -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - unsigned long actual; - unsigned long rate_hz; - - if (!clk) - return -EINVAL; - - if (!clk_is_programmable(clk)) - return -EINVAL; - - if (clk->use_cnt) - return -EBUSY; - - spin_lock_irqsave(&clk_lock, flags); - actual = clk->parent->rate_hz; - rate_hz = min(actual, rate); - spin_unlock_irqrestore(&clk_lock, flags); - - return rate_hz; -} -EXPORT_SYMBOL(clk_round_rate); - -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned long flags; - unsigned long actual; - unsigned long rate_hz; - - if (!clk) - return -EINVAL; - - if (!clk_is_programmable(clk)) - return -EINVAL; - - if (clk->use_cnt) - return -EBUSY; - - spin_lock_irqsave(&clk_lock, flags); - actual = clk->parent->rate_hz; - rate_hz = min(actual, rate); - rate_hz = chipcHw_setClockFrequency(clk->csp_id, rate_hz); - clk->rate_hz = rate_hz; - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_set_rate); - -struct clk *clk_get_parent(struct clk *clk) -{ - if (!clk) - return NULL; - - return clk->parent; -} -EXPORT_SYMBOL(clk_get_parent); - -int clk_set_parent(struct clk *clk, struct clk *parent) -{ - unsigned long flags; - struct clk *old_parent; - - if (!clk || !parent) - return -EINVAL; - - if (!clk_is_primary(parent) || !clk_is_bypassable(clk)) - return -EINVAL; - - /* if more than one user, parent is not allowed */ - if (clk->use_cnt > 1) - return -EBUSY; - - if (clk->parent == parent) - return 0; - - spin_lock_irqsave(&clk_lock, flags); - old_parent = clk->parent; - clk->parent = parent; - if (clk_is_using_xtal(parent)) - clk->mode |= CLK_MODE_XTAL; - else - clk->mode &= (~CLK_MODE_XTAL); - - /* if clock is active */ - if (clk->use_cnt != 0) { - clk->use_cnt--; - /* enable clock with the new parent */ - __clk_enable(clk); - /* disable the old parent */ - __clk_disable(old_parent); - } - spin_unlock_irqrestore(&clk_lock, flags); - - return 0; -} -EXPORT_SYMBOL(clk_set_parent); diff --git a/arch/arm/mach-bcmring/clock.h b/arch/arm/mach-bcmring/clock.h deleted file mode 100644 index 5e0b9813897..00000000000 --- a/arch/arm/mach-bcmring/clock.h +++ /dev/null @@ -1,33 +0,0 @@ -/***************************************************************************** -* Copyright 2001 - 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ -#include <mach/csp/chipcHw_def.h> - -#define CLK_TYPE_PRIMARY 1 /* primary clock must NOT have a parent */ -#define CLK_TYPE_PLL1 2 /* PPL1 */ -#define CLK_TYPE_PLL2 4 /* PPL2 */ -#define CLK_TYPE_PROGRAMMABLE 8 /* programmable clock rate */ -#define CLK_TYPE_BYPASSABLE 16 /* parent can be changed */ - -#define CLK_MODE_XTAL 1 /* clock source is from crystal */ - -struct clk { - const char *name; /* clock name */ - unsigned int type; /* clock type */ - unsigned int mode; /* current mode */ - volatile int use_bypass; /* indicate if it's in bypass mode */ - chipcHw_CLOCK_e csp_id; /* clock ID for CSP CHIPC */ - unsigned long rate_hz; /* clock rate in Hz */ - unsigned int use_cnt; /* usage count */ - struct clk *parent; /* parent clock */ -}; diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c deleted file mode 100644 index adbfb199458..00000000000 --- a/arch/arm/mach-bcmring/core.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * derived from linux/arch/arm/mach-versatile/core.c - * linux/arch/arm/mach-bcmring/core.c - * - * Copyright (C) 1999 - 2003 ARM Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -/* Portions copyright Broadcom 2008 */ - -#include <linux/init.h> -#include <linux/device.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/amba/bus.h> -#include <linux/clkdev.h> - -#include <mach/csp/mm_addr.h> -#include <mach/hardware.h> -#include <linux/io.h> -#include <asm/irq.h> -#include <asm/hardware/arm_timer.h> -#include <asm/hardware/timer-sp.h> -#include <asm/mach-types.h> - -#include <asm/mach/arch.h> -#include <asm/mach/flash.h> -#include <asm/mach/irq.h> -#include <asm/mach/time.h> -#include <asm/mach/map.h> - -#include <cfg_global.h> - -#include "clock.h" - -#include <csp/secHw.h> -#include <mach/csp/secHw_def.h> -#include <mach/csp/chipcHw_inline.h> -#include <mach/csp/tmrHw_reg.h> - -static AMBA_APB_DEVICE(uartA, "uartA", 0, MM_ADDR_IO_UARTA, {IRQ_UARTA}, NULL); -static AMBA_APB_DEVICE(uartB, "uartB", 0, MM_ADDR_IO_UARTB, {IRQ_UARTB}, NULL); - -static struct clk pll1_clk = { - .name = "PLL1", - .type = CLK_TYPE_PRIMARY | CLK_TYPE_PLL1, - .rate_hz = 2000000000, - .use_cnt = 7, -}; - -static struct clk uart_clk = { - .name = "UART", - .type = CLK_TYPE_PROGRAMMABLE, - .csp_id = chipcHw_CLOCK_UART, - .rate_hz = HW_CFG_UART_CLK_HZ, - .parent = &pll1_clk, -}; - -static struct clk dummy_apb_pclk = { - .name = "BUSCLK", - .type = CLK_TYPE_PRIMARY, - .mode = CLK_MODE_XTAL, -}; - -/* Timer 0 - 25 MHz, Timer3 at bus clock rate, typically 150-166 MHz */ -#if defined(CONFIG_ARCH_FPGA11107) -/* fpga cpu/bus are currently 30 times slower so scale frequency as well to */ -/* slow down Linux's sense of time */ -#define TIMER0_FREQUENCY_MHZ (tmrHw_LOW_FREQUENCY_MHZ * 30) -#define TIMER1_FREQUENCY_MHZ (tmrHw_LOW_FREQUENCY_MHZ * 30) -#define TIMER3_FREQUENCY_MHZ (tmrHw_HIGH_FREQUENCY_MHZ * 30) -#define TIMER3_FREQUENCY_KHZ (tmrHw_HIGH_FREQUENCY_HZ / 1000 * 30) -#else -#define TIMER0_FREQUENCY_MHZ tmrHw_LOW_FREQUENCY_MHZ -#define TIMER1_FREQUENCY_MHZ tmrHw_LOW_FREQUENCY_MHZ -#define TIMER3_FREQUENCY_MHZ tmrHw_HIGH_FREQUENCY_MHZ -#define TIMER3_FREQUENCY_KHZ (tmrHw_HIGH_FREQUENCY_HZ / 1000) -#endif - -static struct clk sp804_timer012_clk = { - .name = "sp804-timer-0,1,2", - .type = CLK_TYPE_PRIMARY, - .mode = CLK_MODE_XTAL, - .rate_hz = TIMER1_FREQUENCY_MHZ * 1000000, -}; - -static struct clk sp804_timer3_clk = { - .name = "sp804-timer-3", - .type = CLK_TYPE_PRIMARY, - .mode = CLK_MODE_XTAL, - .rate_hz = TIMER3_FREQUENCY_KHZ * 1000, -}; - -static struct clk_lookup lookups[] = { - { /* Bus clock */ - .con_id = "apb_pclk", - .clk = &dummy_apb_pclk, - }, { /* UART0 */ - .dev_id = "uarta", - .clk = &uart_clk, - }, { /* UART1 */ - .dev_id = "uartb", - .clk = &uart_clk, - }, { /* SP804 timer 0 */ - .dev_id = "sp804", - .con_id = "timer0", - .clk = &sp804_timer012_clk, - }, { /* SP804 timer 1 */ - .dev_id = "sp804", - .con_id = "timer1", - .clk = &sp804_timer012_clk, - }, { /* SP804 timer 3 */ - .dev_id = "sp804", - .con_id = "timer3", - .clk = &sp804_timer3_clk, - } -}; - -static struct amba_device *amba_devs[] __initdata = { - &uartA_device, - &uartB_device, -}; - -void __init bcmring_amba_init(void) -{ - int i; - u32 bus_clock; - -/* Linux is run initially in non-secure mode. Secure peripherals */ -/* generate FIQ, and must be handled in secure mode. Until we have */ -/* a linux security monitor implementation, keep everything in */ -/* non-secure mode. */ - chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_SPU); - secHw_setUnsecure(secHw_BLK_MASK_CHIP_CONTROL | - secHw_BLK_MASK_KEY_SCAN | - secHw_BLK_MASK_TOUCH_SCREEN | - secHw_BLK_MASK_UART0 | - secHw_BLK_MASK_UART1 | - secHw_BLK_MASK_WATCHDOG | - secHw_BLK_MASK_SPUM | - secHw_BLK_MASK_DDR2 | - secHw_BLK_MASK_SPU | - secHw_BLK_MASK_PKA | - secHw_BLK_MASK_RNG | - secHw_BLK_MASK_RTC | - secHw_BLK_MASK_OTP | - secHw_BLK_MASK_BOOT | - secHw_BLK_MASK_MPU | - secHw_BLK_MASK_TZCTRL | secHw_BLK_MASK_INTR); - - /* Only the devices attached to the AMBA bus are enabled just before the bus is */ - /* scanned and the drivers are loaded. The clocks need to be on for the AMBA bus */ - /* driver to access these blocks. The bus is probed, and the drivers are loaded. */ - /* FIXME Need to remove enable of PIF once CLCD clock enable used properly in FPGA. */ - bus_clock = chipcHw_REG_BUS_CLOCK_GE - | chipcHw_REG_BUS_CLOCK_SDIO0 | chipcHw_REG_BUS_CLOCK_SDIO1; - - chipcHw_busInterfaceClockEnable(bus_clock); - - for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { - struct amba_device *d = amba_devs[i]; - amba_device_register(d, &iomem_resource); - } -} - -/* - * Where is the timer (VA)? - */ -#define TIMER0_VA_BASE ((void __iomem *)MM_IO_BASE_TMR) -#define TIMER1_VA_BASE ((void __iomem *)(MM_IO_BASE_TMR + 0x20)) -#define TIMER2_VA_BASE ((void __iomem *)(MM_IO_BASE_TMR + 0x40)) -#define TIMER3_VA_BASE ((void __iomem *)(MM_IO_BASE_TMR + 0x60)) - -static int __init bcmring_clocksource_init(void) -{ - /* setup timer1 as free-running clocksource */ - sp804_clocksource_init(TIMER1_VA_BASE, "timer1"); - - /* setup timer3 as free-running clocksource */ - sp804_clocksource_init(TIMER3_VA_BASE, "timer3"); - - return 0; -} - -/* - * Set up timer interrupt, and return the current time in seconds. - */ -void __init bcmring_init_timer(void) -{ - printk(KERN_INFO "bcmring_init_timer\n"); - /* - * Initialise to a known state (all timers off) - */ - writel(0, TIMER0_VA_BASE + TIMER_CTRL); - writel(0, TIMER1_VA_BASE + TIMER_CTRL); - writel(0, TIMER2_VA_BASE + TIMER_CTRL); - writel(0, TIMER3_VA_BASE + TIMER_CTRL); - - /* - * Make irqs happen for the system timer - */ - bcmring_clocksource_init(); - - sp804_clockevents_init(TIMER0_VA_BASE, IRQ_TIMER0, "timer0"); -} - -struct sys_timer bcmring_timer = { - .init = bcmring_init_timer, -}; - -void __init bcmring_init_early(void) -{ - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); -} diff --git a/arch/arm/mach-bcmring/core.h b/arch/arm/mach-bcmring/core.h deleted file mode 100644 index e0e02c48f9b..00000000000 --- a/arch/arm/mach-bcmring/core.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * linux/arch/arm/mach-versatile/core.h - * - * Copyright (C) 2004 ARM Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -/* Portions copyright Broadcom 2008 */ -#ifndef __ASM_ARCH_BCMRING_H -#define __ASM_ARCH_BCMRING_H - -void __init bcmring_amba_init(void); -void __init bcmring_map_io(void); -void __init bcmring_init_irq(void); -void __init bcmring_init_early(void); - -extern struct sys_timer bcmring_timer; -#endif diff --git a/arch/arm/mach-bcmring/csp/Makefile b/arch/arm/mach-bcmring/csp/Makefile deleted file mode 100644 index 648c0377530..00000000000 --- a/arch/arm/mach-bcmring/csp/Makefile +++ /dev/null @@ -1,3 +0,0 @@ -obj-y += dmac/ -obj-y += tmr/ -obj-y += chipc/ diff --git a/arch/arm/mach-bcmring/csp/chipc/Makefile b/arch/arm/mach-bcmring/csp/chipc/Makefile deleted file mode 100644 index 673952768ee..00000000000 --- a/arch/arm/mach-bcmring/csp/chipc/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y += chipcHw.o chipcHw_str.o chipcHw_reset.o chipcHw_init.o diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw.c deleted file mode 100644 index 96273ff3495..00000000000 --- a/arch/arm/mach-bcmring/csp/chipc/chipcHw.c +++ /dev/null @@ -1,776 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file chipcHw.c -* -* @brief Low level Various CHIP clock controlling routines -* -* @note -* -* These routines provide basic clock controlling functionality only. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/errno.h> -#include <csp/stdint.h> -#include <csp/module.h> - -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_inline.h> - -#include <csp/reg.h> -#include <csp/delay.h> - -/* ---- Private Constants and Types --------------------------------------- */ - -/* VPM alignment algorithm uses this */ -#define MAX_PHASE_ADJUST_COUNT 0xFFFF /* Max number of times allowed to adjust the phase */ -#define MAX_PHASE_ALIGN_ATTEMPTS 10 /* Max number of attempt to align the phase */ - -/* Local definition of clock type */ -#define PLL_CLOCK 1 /* PLL Clock */ -#define NON_PLL_CLOCK 2 /* Divider clock */ - -static int chipcHw_divide(int num, int denom) - __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Set clock fequency for miscellaneous configurable clocks -* -* This function sets clock frequency -* -* @return Configured clock frequency in hertz -* -*/ -/****************************************************************************/ -chipcHw_freq chipcHw_getClockFrequency(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ) { - volatile uint32_t *pPLLReg = (uint32_t *) 0x0; - volatile uint32_t *pClockCtrl = (uint32_t *) 0x0; - volatile uint32_t *pDependentClock = (uint32_t *) 0x0; - uint32_t vcoFreqPll1Hz = 0; /* Effective VCO frequency for PLL1 in Hz */ - uint32_t vcoFreqPll2Hz = 0; /* Effective VCO frequency for PLL2 in Hz */ - uint32_t dependentClockType = 0; - uint32_t vcoHz = 0; - - /* Get VCO frequencies */ - if ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) != chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) { - uint64_t adjustFreq = 0; - - vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - - /* Adjusted frequency due to chipcHw_REG_PLL_DIVIDER_NDIV_f_SS */ - adjustFreq = (uint64_t) chipcHw_XTAL_FREQ_Hz * - (uint64_t) chipcHw_REG_PLL_DIVIDER_NDIV_f_SS * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, (chipcHw_REG_PLL_PREDIVIDER_P2 * (uint64_t) chipcHw_REG_PLL_DIVIDER_FRAC)); - vcoFreqPll1Hz += (uint32_t) adjustFreq; - } else { - vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - } - vcoFreqPll2Hz = - chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider2 & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - - switch (clock) { - case chipcHw_CLOCK_DDR: - pPLLReg = &pChipcHw->DDRClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ARM: - pPLLReg = &pChipcHw->ARMClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ESW: - pPLLReg = &pChipcHw->ESWClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_VPM: - pPLLReg = &pChipcHw->VPMClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ESW125: - pPLLReg = &pChipcHw->ESW125Clock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_UART: - pPLLReg = &pChipcHw->UARTClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SDIO0: - pPLLReg = &pChipcHw->SDIO0Clock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SDIO1: - pPLLReg = &pChipcHw->SDIO1Clock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SPI: - pPLLReg = &pChipcHw->SPIClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ETM: - pPLLReg = &pChipcHw->ETMClock; - vcoHz = vcoFreqPll1Hz; - break; - case chipcHw_CLOCK_USB: - pPLLReg = &pChipcHw->USBClock; - vcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_LCD: - pPLLReg = &pChipcHw->LCDClock; - vcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_APM: - pPLLReg = &pChipcHw->APMClock; - vcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_BUS: - pClockCtrl = &pChipcHw->ACLKClock; - pDependentClock = &pChipcHw->ARMClock; - vcoHz = vcoFreqPll1Hz; - dependentClockType = PLL_CLOCK; - break; - case chipcHw_CLOCK_OTP: - pClockCtrl = &pChipcHw->OTPClock; - break; - case chipcHw_CLOCK_I2C: - pClockCtrl = &pChipcHw->I2CClock; - break; - case chipcHw_CLOCK_I2S0: - pClockCtrl = &pChipcHw->I2S0Clock; - break; - case chipcHw_CLOCK_RTBUS: - pClockCtrl = &pChipcHw->RTBUSClock; - pDependentClock = &pChipcHw->ACLKClock; - dependentClockType = NON_PLL_CLOCK; - break; - case chipcHw_CLOCK_APM100: - pClockCtrl = &pChipcHw->APM100Clock; - pDependentClock = &pChipcHw->APMClock; - vcoHz = vcoFreqPll2Hz; - dependentClockType = PLL_CLOCK; - break; - case chipcHw_CLOCK_TSC: - pClockCtrl = &pChipcHw->TSCClock; - break; - case chipcHw_CLOCK_LED: - pClockCtrl = &pChipcHw->LEDClock; - break; - case chipcHw_CLOCK_I2S1: - pClockCtrl = &pChipcHw->I2S1Clock; - break; - } - - if (pPLLReg) { - /* Obtain PLL clock frequency */ - if (*pPLLReg & chipcHw_REG_PLL_CLOCK_BYPASS_SELECT) { - /* Return crystal clock frequency when bypassed */ - return chipcHw_XTAL_FREQ_Hz; - } else if (clock == chipcHw_CLOCK_DDR) { - /* DDR frequency is configured in PLLDivider register */ - return chipcHw_divide (vcoHz, (((pChipcHw->PLLDivider & 0xFF000000) >> 24) ? ((pChipcHw->PLLDivider & 0xFF000000) >> 24) : 256)); - } else { - /* From chip revision number B0, LCD clock is internally divided by 2 */ - if ((pPLLReg == &pChipcHw->LCDClock) && (chipcHw_getChipRevisionNumber() != chipcHw_REV_NUMBER_A0)) { - vcoHz >>= 1; - } - /* Obtain PLL clock frequency using VCO dividers */ - return chipcHw_divide(vcoHz, ((*pPLLReg & chipcHw_REG_PLL_CLOCK_MDIV_MASK) ? (*pPLLReg & chipcHw_REG_PLL_CLOCK_MDIV_MASK) : 256)); - } - } else if (pClockCtrl) { - /* Obtain divider clock frequency */ - uint32_t div; - uint32_t freq = 0; - - if (*pClockCtrl & chipcHw_REG_DIV_CLOCK_BYPASS_SELECT) { - /* Return crystal clock frequency when bypassed */ - return chipcHw_XTAL_FREQ_Hz; - } else if (pDependentClock) { - /* Identify the dependent clock frequency */ - switch (dependentClockType) { - case PLL_CLOCK: - if (*pDependentClock & chipcHw_REG_PLL_CLOCK_BYPASS_SELECT) { - /* Use crystal clock frequency when dependent PLL clock is bypassed */ - freq = chipcHw_XTAL_FREQ_Hz; - } else { - /* Obtain PLL clock frequency using VCO dividers */ - div = *pDependentClock & chipcHw_REG_PLL_CLOCK_MDIV_MASK; - freq = div ? chipcHw_divide(vcoHz, div) : 0; - } - break; - case NON_PLL_CLOCK: - if (pDependentClock == (uint32_t *) &pChipcHw->ACLKClock) { - freq = chipcHw_getClockFrequency (chipcHw_CLOCK_BUS); - } else { - if (*pDependentClock & chipcHw_REG_DIV_CLOCK_BYPASS_SELECT) { - /* Use crystal clock frequency when dependent divider clock is bypassed */ - freq = chipcHw_XTAL_FREQ_Hz; - } else { - /* Obtain divider clock frequency using XTAL dividers */ - div = *pDependentClock & chipcHw_REG_DIV_CLOCK_DIV_MASK; - freq = chipcHw_divide (chipcHw_XTAL_FREQ_Hz, (div ? div : 256)); - } - } - break; - } - } else { - /* Dependent on crystal clock */ - freq = chipcHw_XTAL_FREQ_Hz; - } - - div = *pClockCtrl & chipcHw_REG_DIV_CLOCK_DIV_MASK; - return chipcHw_divide(freq, (div ? div : 256)); - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Set clock fequency for miscellaneous configurable clocks -* -* This function sets clock frequency -* -* @return Configured clock frequency in Hz -* -*/ -/****************************************************************************/ -chipcHw_freq chipcHw_setClockFrequency(chipcHw_CLOCK_e clock, /* [ IN ] Configurable clock */ - uint32_t freq /* [ IN ] Clock frequency in Hz */ - ) { - volatile uint32_t *pPLLReg = (uint32_t *) 0x0; - volatile uint32_t *pClockCtrl = (uint32_t *) 0x0; - volatile uint32_t *pDependentClock = (uint32_t *) 0x0; - uint32_t vcoFreqPll1Hz = 0; /* Effective VCO frequency for PLL1 in Hz */ - uint32_t desVcoFreqPll1Hz = 0; /* Desired VCO frequency for PLL1 in Hz */ - uint32_t vcoFreqPll2Hz = 0; /* Effective VCO frequency for PLL2 in Hz */ - uint32_t dependentClockType = 0; - uint32_t vcoHz = 0; - uint32_t desVcoHz = 0; - - /* Get VCO frequencies */ - if ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) != chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) { - uint64_t adjustFreq = 0; - - vcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - - /* Adjusted frequency due to chipcHw_REG_PLL_DIVIDER_NDIV_f_SS */ - adjustFreq = (uint64_t) chipcHw_XTAL_FREQ_Hz * - (uint64_t) chipcHw_REG_PLL_DIVIDER_NDIV_f_SS * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, (chipcHw_REG_PLL_PREDIVIDER_P2 * (uint64_t) chipcHw_REG_PLL_DIVIDER_FRAC)); - vcoFreqPll1Hz += (uint32_t) adjustFreq; - - /* Desired VCO frequency */ - desVcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - (((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) + 1); - } else { - vcoFreqPll1Hz = desVcoFreqPll1Hz = chipcHw_XTAL_FREQ_Hz * - chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - } - vcoFreqPll2Hz = chipcHw_XTAL_FREQ_Hz * chipcHw_divide(chipcHw_REG_PLL_PREDIVIDER_P1, chipcHw_REG_PLL_PREDIVIDER_P2) * - ((pChipcHw->PLLPreDivider2 & chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK) >> - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT); - - switch (clock) { - case chipcHw_CLOCK_DDR: - /* Configure the DDR_ctrl:BUS ratio settings */ - { - REG_LOCAL_IRQ_SAVE; - /* Dvide DDR_phy by two to obtain DDR_ctrl clock */ - pChipcHw->DDRClock = (pChipcHw->DDRClock & ~chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK) | ((((freq / 2) / chipcHw_getClockFrequency(chipcHw_CLOCK_BUS)) - 1) - << chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT); - REG_LOCAL_IRQ_RESTORE; - } - pPLLReg = &pChipcHw->DDRClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ARM: - pPLLReg = &pChipcHw->ARMClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ESW: - pPLLReg = &pChipcHw->ESWClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_VPM: - /* Configure the VPM:BUS ratio settings */ - { - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMClock = (pChipcHw->VPMClock & ~chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK) | ((chipcHw_divide (freq, chipcHw_getClockFrequency(chipcHw_CLOCK_BUS)) - 1) - << chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT); - REG_LOCAL_IRQ_RESTORE; - } - pPLLReg = &pChipcHw->VPMClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ESW125: - pPLLReg = &pChipcHw->ESW125Clock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_UART: - pPLLReg = &pChipcHw->UARTClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SDIO0: - pPLLReg = &pChipcHw->SDIO0Clock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SDIO1: - pPLLReg = &pChipcHw->SDIO1Clock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_SPI: - pPLLReg = &pChipcHw->SPIClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_ETM: - pPLLReg = &pChipcHw->ETMClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - break; - case chipcHw_CLOCK_USB: - pPLLReg = &pChipcHw->USBClock; - vcoHz = vcoFreqPll2Hz; - desVcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_LCD: - pPLLReg = &pChipcHw->LCDClock; - vcoHz = vcoFreqPll2Hz; - desVcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_APM: - pPLLReg = &pChipcHw->APMClock; - vcoHz = vcoFreqPll2Hz; - desVcoHz = vcoFreqPll2Hz; - break; - case chipcHw_CLOCK_BUS: - pClockCtrl = &pChipcHw->ACLKClock; - pDependentClock = &pChipcHw->ARMClock; - vcoHz = vcoFreqPll1Hz; - desVcoHz = desVcoFreqPll1Hz; - dependentClockType = PLL_CLOCK; - break; - case chipcHw_CLOCK_OTP: - pClockCtrl = &pChipcHw->OTPClock; - break; - case chipcHw_CLOCK_I2C: - pClockCtrl = &pChipcHw->I2CClock; - break; - case chipcHw_CLOCK_I2S0: - pClockCtrl = &pChipcHw->I2S0Clock; - break; - case chipcHw_CLOCK_RTBUS: - pClockCtrl = &pChipcHw->RTBUSClock; - pDependentClock = &pChipcHw->ACLKClock; - dependentClockType = NON_PLL_CLOCK; - break; - case chipcHw_CLOCK_APM100: - pClockCtrl = &pChipcHw->APM100Clock; - pDependentClock = &pChipcHw->APMClock; - vcoHz = vcoFreqPll2Hz; - desVcoHz = vcoFreqPll2Hz; - dependentClockType = PLL_CLOCK; - break; - case chipcHw_CLOCK_TSC: - pClockCtrl = &pChipcHw->TSCClock; - break; - case chipcHw_CLOCK_LED: - pClockCtrl = &pChipcHw->LEDClock; - break; - case chipcHw_CLOCK_I2S1: - pClockCtrl = &pChipcHw->I2S1Clock; - break; - } - - if (pPLLReg) { - /* Select XTAL as bypass source */ - reg32_modify_and(pPLLReg, ~chipcHw_REG_PLL_CLOCK_SOURCE_GPIO); - reg32_modify_or(pPLLReg, chipcHw_REG_PLL_CLOCK_BYPASS_SELECT); - /* For DDR settings use only the PLL divider clock */ - if (pPLLReg == &pChipcHw->DDRClock) { - /* Set M1DIV for PLL1, which controls the DDR clock */ - reg32_write(&pChipcHw->PLLDivider, (pChipcHw->PLLDivider & 0x00FFFFFF) | ((chipcHw_REG_PLL_DIVIDER_MDIV (desVcoHz, freq)) << 24)); - /* Calculate expected frequency */ - freq = chipcHw_divide(vcoHz, (((pChipcHw->PLLDivider & 0xFF000000) >> 24) ? ((pChipcHw->PLLDivider & 0xFF000000) >> 24) : 256)); - } else { - /* From chip revision number B0, LCD clock is internally divided by 2 */ - if ((pPLLReg == &pChipcHw->LCDClock) && (chipcHw_getChipRevisionNumber() != chipcHw_REV_NUMBER_A0)) { - desVcoHz >>= 1; - vcoHz >>= 1; - } - /* Set MDIV to change the frequency */ - reg32_modify_and(pPLLReg, ~(chipcHw_REG_PLL_CLOCK_MDIV_MASK)); - reg32_modify_or(pPLLReg, chipcHw_REG_PLL_DIVIDER_MDIV(desVcoHz, freq)); - /* Calculate expected frequency */ - freq = chipcHw_divide(vcoHz, ((*(pPLLReg) & chipcHw_REG_PLL_CLOCK_MDIV_MASK) ? (*(pPLLReg) & chipcHw_REG_PLL_CLOCK_MDIV_MASK) : 256)); - } - /* Wait for for atleast 200ns as per the protocol to change frequency */ - udelay(1); - /* Do not bypass */ - reg32_modify_and(pPLLReg, ~chipcHw_REG_PLL_CLOCK_BYPASS_SELECT); - /* Return the configured frequency */ - return freq; - } else if (pClockCtrl) { - uint32_t divider = 0; - - /* Divider clock should not be bypassed */ - reg32_modify_and(pClockCtrl, - ~chipcHw_REG_DIV_CLOCK_BYPASS_SELECT); - - /* Identify the clock source */ - if (pDependentClock) { - switch (dependentClockType) { - case PLL_CLOCK: - divider = chipcHw_divide(chipcHw_divide (desVcoHz, (*pDependentClock & chipcHw_REG_PLL_CLOCK_MDIV_MASK)), freq); - break; - case NON_PLL_CLOCK: - { - uint32_t sourceClock = 0; - - if (pDependentClock == (uint32_t *) &pChipcHw->ACLKClock) { - sourceClock = chipcHw_getClockFrequency (chipcHw_CLOCK_BUS); - } else { - uint32_t div = *pDependentClock & chipcHw_REG_DIV_CLOCK_DIV_MASK; - sourceClock = chipcHw_divide (chipcHw_XTAL_FREQ_Hz, ((div) ? div : 256)); - } - divider = chipcHw_divide(sourceClock, freq); - } - break; - } - } else { - divider = chipcHw_divide(chipcHw_XTAL_FREQ_Hz, freq); - } - - if (divider) { - REG_LOCAL_IRQ_SAVE; - /* Set the divider to obtain the required frequency */ - *pClockCtrl = (*pClockCtrl & (~chipcHw_REG_DIV_CLOCK_DIV_MASK)) | (((divider > 256) ? chipcHw_REG_DIV_CLOCK_DIV_256 : divider) & chipcHw_REG_DIV_CLOCK_DIV_MASK); - REG_LOCAL_IRQ_RESTORE; - return freq; - } - } - - return 0; -} - -EXPORT_SYMBOL(chipcHw_setClockFrequency); - -/****************************************************************************/ -/** -* @brief Set VPM clock in sync with BUS clock for Chip Rev #A0 -* -* This function does the phase adjustment between VPM and BUS clock -* -* @return >= 0 : On success (# of adjustment required) -* -1 : On failure -* -*/ -/****************************************************************************/ -static int vpmPhaseAlignA0(void) -{ - uint32_t phaseControl; - uint32_t phaseValue; - uint32_t prevPhaseComp; - int iter = 0; - int adjustCount = 0; - int count = 0; - - for (iter = 0; (iter < MAX_PHASE_ALIGN_ATTEMPTS) && (adjustCount < MAX_PHASE_ADJUST_COUNT); iter++) { - phaseControl = (pChipcHw->VPMClock & chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK) >> chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT; - phaseValue = 0; - prevPhaseComp = 0; - - /* Step 1: Look for falling PH_COMP transition */ - - /* Read the contents of VPM Clock resgister */ - phaseValue = pChipcHw->VPMClock; - do { - /* Store previous value of phase comparator */ - prevPhaseComp = phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP; - /* Change the value of PH_CTRL. */ - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - /* Read the contents of VPM Clock resgister. */ - phaseValue = pChipcHw->VPMClock; - - if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0x0) { - phaseControl = (0x3F & (phaseControl - 1)); - } else { - /* Increment to the Phase count value for next write, if Phase is not stable. */ - phaseControl = (0x3F & (phaseControl + 1)); - } - /* Count number of adjustment made */ - adjustCount++; - } while (((prevPhaseComp == (phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP)) || /* Look for a transition */ - ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) != 0x0)) && /* Look for a falling edge */ - (adjustCount < MAX_PHASE_ADJUST_COUNT) /* Do not exceed the limit while trying */ - ); - - if (adjustCount >= MAX_PHASE_ADJUST_COUNT) { - /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */ - return -1; - } - - /* Step 2: Keep moving forward to make sure falling PH_COMP transition was valid */ - - for (count = 0; (count < 5) && ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0); count++) { - phaseControl = (0x3F & (phaseControl + 1)); - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - phaseValue = pChipcHw->VPMClock; - /* Count number of adjustment made */ - adjustCount++; - } - - if (adjustCount >= MAX_PHASE_ADJUST_COUNT) { - /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */ - return -1; - } - - if (count != 5) { - /* Detected false transition */ - continue; - } - - /* Step 3: Keep moving backward to make sure falling PH_COMP transition was stable */ - - for (count = 0; (count < 3) && ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0); count++) { - phaseControl = (0x3F & (phaseControl - 1)); - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - phaseValue = pChipcHw->VPMClock; - /* Count number of adjustment made */ - adjustCount++; - } - - if (adjustCount >= MAX_PHASE_ADJUST_COUNT) { - /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */ - return -1; - } - - if (count != 3) { - /* Detected noisy transition */ - continue; - } - - /* Step 4: Keep moving backward before the original transition took place. */ - - for (count = 0; (count < 5); count++) { - phaseControl = (0x3F & (phaseControl - 1)); - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - phaseValue = pChipcHw->VPMClock; - /* Count number of adjustment made */ - adjustCount++; - } - - if (adjustCount >= MAX_PHASE_ADJUST_COUNT) { - /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */ - return -1; - } - - if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0) { - /* Detected false transition */ - continue; - } - - /* Step 5: Re discover the valid transition */ - - do { - /* Store previous value of phase comparator */ - prevPhaseComp = phaseValue; - /* Change the value of PH_CTRL. */ - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= - chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - /* Read the contents of VPM Clock resgister. */ - phaseValue = pChipcHw->VPMClock; - - if ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) == 0x0) { - phaseControl = (0x3F & (phaseControl - 1)); - } else { - /* Increment to the Phase count value for next write, if Phase is not stable. */ - phaseControl = (0x3F & (phaseControl + 1)); - } - - /* Count number of adjustment made */ - adjustCount++; - } while (((prevPhaseComp == (phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP)) || ((phaseValue & chipcHw_REG_PLL_CLOCK_PHASE_COMP) != 0x0)) && (adjustCount < MAX_PHASE_ADJUST_COUNT)); - - if (adjustCount >= MAX_PHASE_ADJUST_COUNT) { - /* Failed to align VPM phase after MAX_PHASE_ADJUST_COUNT tries */ - return -1; - } else { - /* Valid phase must have detected */ - break; - } - } - - /* For VPM Phase should be perfectly aligned. */ - phaseControl = (((pChipcHw->VPMClock >> chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT) - 1) & 0x3F); - { - REG_LOCAL_IRQ_SAVE; - - pChipcHw->VPMClock = (pChipcHw->VPMClock & ~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT); - /* Load new phase value */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - - REG_LOCAL_IRQ_RESTORE; - } - /* Return the status */ - return (int)adjustCount; -} - -/****************************************************************************/ -/** -* @brief Set VPM clock in sync with BUS clock -* -* This function does the phase adjustment between VPM and BUS clock -* -* @return >= 0 : On success (# of adjustment required) -* -1 : On failure -* -*/ -/****************************************************************************/ -int chipcHw_vpmPhaseAlign(void) -{ - - if (chipcHw_getChipRevisionNumber() == chipcHw_REV_NUMBER_A0) { - return vpmPhaseAlignA0(); - } else { - uint32_t phaseControl = chipcHw_getVpmPhaseControl(); - uint32_t phaseValue = 0; - int adjustCount = 0; - - /* Disable VPM access */ - pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE; - /* Disable HW VPM phase alignment */ - chipcHw_vpmHwPhaseAlignDisable(); - /* Enable SW VPM phase alignment */ - chipcHw_vpmSwPhaseAlignEnable(); - /* Adjust VPM phase */ - while (adjustCount < MAX_PHASE_ADJUST_COUNT) { - phaseValue = chipcHw_getVpmHwPhaseAlignStatus(); - - /* Adjust phase control value */ - if (phaseValue > 0xF) { - /* Increment phase control value */ - phaseControl++; - } else if (phaseValue < 0xF) { - /* Decrement phase control value */ - phaseControl--; - } else { - /* Enable VPM access */ - pChipcHw->Spare1 |= chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE; - /* Return adjust count */ - return adjustCount; - } - /* Change the value of PH_CTRL. */ - reg32_write(&pChipcHw->VPMClock, (pChipcHw->VPMClock & (~chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK)) | (phaseControl << chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT)); - /* Wait atleast 20 ns */ - udelay(1); - /* Toggle the LOAD_CH after phase control is written. */ - pChipcHw->VPMClock ^= chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE; - /* Count adjustment */ - adjustCount++; - } - } - - /* Disable VPM access */ - pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE; - return -1; -} - -/****************************************************************************/ -/** -* @brief Local Divide function -* -* This function does the divide -* -* @return divide value -* -*/ -/****************************************************************************/ -static int chipcHw_divide(int num, int denom) -{ - int r; - int t = 1; - - /* Shift denom and t up to the largest value to optimize algorithm */ - /* t contains the units of each divide */ - while ((denom & 0x40000000) == 0) { /* fails if denom=0 */ - denom = denom << 1; - t = t << 1; - } - - /* Initialize the result */ - r = 0; - - do { - /* Determine if there exists a positive remainder */ - if ((num - denom) >= 0) { - /* Accumlate t to the result and calculate a new remainder */ - num = num - denom; - r = r + t; - } - /* Continue to shift denom and shift t down to 0 */ - denom = denom >> 1; - t = t >> 1; - } while (t != 0); - - return r; -} diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c deleted file mode 100644 index 367df75d4bb..00000000000 --- a/arch/arm/mach-bcmring/csp/chipc/chipcHw_init.c +++ /dev/null @@ -1,293 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file chipcHw_init.c -* -* @brief Low level CHIPC PLL configuration functions -* -* @note -* -* These routines provide basic PLL controlling functionality only. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/errno.h> -#include <csp/stdint.h> -#include <csp/module.h> - -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_inline.h> - -#include <csp/reg.h> -#include <csp/delay.h> -/* ---- Private Constants and Types --------------------------------------- */ - -/* - Calculation for NDIV_i to obtain VCO frequency - ----------------------------------------------- - - Freq_vco = Freq_ref * (P2 / P1) * (PLL_NDIV_i + PLL_NDIV_f) - for Freq_vco = VCO_FREQ_MHz - Freq_ref = chipcHw_XTAL_FREQ_Hz - PLL_P1 = PLL_P2 = 1 - and - PLL_NDIV_f = 0 - - We get: - PLL_NDIV_i = Freq_vco / Freq_ref = VCO_FREQ_MHz / chipcHw_XTAL_FREQ_Hz - - Calculation for PLL MDIV to obtain frequency Freq_x for channel x - ----------------------------------------------------------------- - Freq_x = chipcHw_XTAL_FREQ_Hz * PLL_NDIV_i / PLL_MDIV_x = VCO_FREQ_MHz / PLL_MDIV_x - - PLL_MDIV_x = VCO_FREQ_MHz / Freq_x -*/ - -/* ---- Private Variables ------------------------------------------------- */ -/****************************************************************************/ -/** -* @brief Initializes the PLL2 -* -* This function initializes the PLL2 -* -*/ -/****************************************************************************/ -void chipcHw_pll2Enable(uint32_t vcoFreqHz) -{ - uint32_t pllPreDivider2 = 0; - - { - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig2 = - chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET; - - pllPreDivider2 = chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN | - chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER | - (chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) << - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P1 << - chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P2 << - chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT); - - /* Enable CHIPC registers to control the PLL */ - pChipcHw->PLLStatus |= chipcHw_REG_PLL_STATUS_CONTROL_ENABLE; - - /* Set pre divider to get desired VCO frequency */ - pChipcHw->PLLPreDivider2 = pllPreDivider2; - /* Set NDIV Frac */ - pChipcHw->PLLDivider2 = chipcHw_REG_PLL_DIVIDER_NDIV_f; - - /* This has to be removed once the default values are fixed for PLL2. */ - pChipcHw->PLLControl12 = 0x38000700; - pChipcHw->PLLControl22 = 0x00000015; - - /* Reset PLL2 */ - if (vcoFreqHz > chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ) { - pChipcHw->PLLConfig2 = chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_VCO_1601_3200 | - chipcHw_REG_PLL_CONFIG_POWER_DOWN; - } else { - pChipcHw->PLLConfig2 = chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_VCO_800_1600 | - chipcHw_REG_PLL_CONFIG_POWER_DOWN; - } - REG_LOCAL_IRQ_RESTORE; - } - - /* Insert certain amount of delay before deasserting ARESET. */ - udelay(1); - - { - REG_LOCAL_IRQ_SAVE; - /* Remove analog reset and Power on the PLL */ - pChipcHw->PLLConfig2 &= - ~(chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_POWER_DOWN); - - REG_LOCAL_IRQ_RESTORE; - - } - - /* Wait until PLL is locked */ - while (!(pChipcHw->PLLStatus2 & chipcHw_REG_PLL_STATUS_LOCKED)) - ; - - { - REG_LOCAL_IRQ_SAVE; - /* Remove digital reset */ - pChipcHw->PLLConfig2 &= ~chipcHw_REG_PLL_CONFIG_D_RESET; - - REG_LOCAL_IRQ_RESTORE; - } -} - -EXPORT_SYMBOL(chipcHw_pll2Enable); - -/****************************************************************************/ -/** -* @brief Initializes the PLL1 -* -* This function initializes the PLL1 -* -*/ -/****************************************************************************/ -void chipcHw_pll1Enable(uint32_t vcoFreqHz, chipcHw_SPREAD_SPECTRUM_e ssSupport) -{ - uint32_t pllPreDivider = 0; - - { - REG_LOCAL_IRQ_SAVE; - - pChipcHw->PLLConfig = - chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET; - /* Setting VCO frequency */ - if (ssSupport == chipcHw_SPREAD_SPECTRUM_ALLOW) { - pllPreDivider = - chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_1_8 | - ((chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) - - 1) << chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P1 << - chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P2 << - chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT); - } else { - pllPreDivider = chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN | - chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER | - (chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vcoFreqHz) << - chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P1 << - chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT) | - (chipcHw_REG_PLL_PREDIVIDER_P2 << - chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT); - } - - /* Enable CHIPC registers to control the PLL */ - pChipcHw->PLLStatus |= chipcHw_REG_PLL_STATUS_CONTROL_ENABLE; - - /* Set pre divider to get desired VCO frequency */ - pChipcHw->PLLPreDivider = pllPreDivider; - /* Set NDIV Frac */ - if (ssSupport == chipcHw_SPREAD_SPECTRUM_ALLOW) { - pChipcHw->PLLDivider = chipcHw_REG_PLL_DIVIDER_M1DIV | - chipcHw_REG_PLL_DIVIDER_NDIV_f_SS; - } else { - pChipcHw->PLLDivider = chipcHw_REG_PLL_DIVIDER_M1DIV | - chipcHw_REG_PLL_DIVIDER_NDIV_f; - } - - /* Reset PLL1 */ - if (vcoFreqHz > chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ) { - pChipcHw->PLLConfig = chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_VCO_1601_3200 | - chipcHw_REG_PLL_CONFIG_POWER_DOWN; - } else { - pChipcHw->PLLConfig = chipcHw_REG_PLL_CONFIG_D_RESET | - chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_VCO_800_1600 | - chipcHw_REG_PLL_CONFIG_POWER_DOWN; - } - - REG_LOCAL_IRQ_RESTORE; - - /* Insert certain amount of delay before deasserting ARESET. */ - udelay(1); - - { - REG_LOCAL_IRQ_SAVE; - /* Remove analog reset and Power on the PLL */ - pChipcHw->PLLConfig &= - ~(chipcHw_REG_PLL_CONFIG_A_RESET | - chipcHw_REG_PLL_CONFIG_POWER_DOWN); - REG_LOCAL_IRQ_RESTORE; - } - - /* Wait until PLL is locked */ - while (!(pChipcHw->PLLStatus & chipcHw_REG_PLL_STATUS_LOCKED) - || !(pChipcHw-> - PLLStatus2 & chipcHw_REG_PLL_STATUS_LOCKED)) - ; - - /* Remove digital reset */ - { - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig &= ~chipcHw_REG_PLL_CONFIG_D_RESET; - REG_LOCAL_IRQ_RESTORE; - } - } -} - -EXPORT_SYMBOL(chipcHw_pll1Enable); - -/****************************************************************************/ -/** -* @brief Initializes the chipc module -* -* This function initializes the PLLs and core system clocks -* -*/ -/****************************************************************************/ - -void chipcHw_Init(chipcHw_INIT_PARAM_t *initParam /* [ IN ] Misc chip initialization parameter */ - ) { -#if !(defined(__KERNEL__) && !defined(STANDALONE)) - delay_init(); -#endif - - /* Do not program PLL, when warm reset */ - if (!(chipcHw_getStickyBits() & chipcHw_REG_STICKY_CHIP_WARM_RESET)) { - chipcHw_pll1Enable(initParam->pllVcoFreqHz, - initParam->ssSupport); - chipcHw_pll2Enable(initParam->pll2VcoFreqHz); - } else { - /* Clear sticky bits */ - chipcHw_clearStickyBits(chipcHw_REG_STICKY_CHIP_WARM_RESET); - } - /* Clear sticky bits */ - chipcHw_clearStickyBits(chipcHw_REG_STICKY_CHIP_SOFT_RESET); - - /* Before configuring the ARM clock, atleast we need to make sure BUS clock maintains the proper ratio with ARM clock */ - pChipcHw->ACLKClock = - (pChipcHw-> - ACLKClock & ~chipcHw_REG_ACLKClock_CLK_DIV_MASK) | (initParam-> - armBusRatio & - chipcHw_REG_ACLKClock_CLK_DIV_MASK); - - /* Set various core component frequencies. The order in which this is done is important for some. */ - /* The RTBUS (DDR PHY) is derived from the BUS, and the BUS from the ARM, and VPM needs to know BUS */ - /* frequency to find its ratio with the BUS. Hence we must set the ARM first, followed by the BUS, */ - /* then VPM and RTBUS. */ - - chipcHw_setClockFrequency(chipcHw_CLOCK_ARM, - initParam->busClockFreqHz * - initParam->armBusRatio); - chipcHw_setClockFrequency(chipcHw_CLOCK_BUS, initParam->busClockFreqHz); - chipcHw_setClockFrequency(chipcHw_CLOCK_VPM, - initParam->busClockFreqHz * - initParam->vpmBusRatio); - chipcHw_setClockFrequency(chipcHw_CLOCK_DDR, - initParam->busClockFreqHz * - initParam->ddrBusRatio); - chipcHw_setClockFrequency(chipcHw_CLOCK_RTBUS, - initParam->busClockFreqHz / 2); -} diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c deleted file mode 100644 index 2671d8896bb..00000000000 --- a/arch/arm/mach-bcmring/csp/chipc/chipcHw_reset.c +++ /dev/null @@ -1,124 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ -#include <csp/stdint.h> -#include <mach/csp/chipcHw_def.h> -#include <mach/csp/chipcHw_inline.h> -#include <csp/intcHw.h> -#include <csp/cache.h> - -/* ---- Private Constants and Types --------------------------------------- */ -/* ---- Private Variables ------------------------------------------------- */ -void chipcHw_reset_run_from_aram(void); - -typedef void (*RUNFUNC) (void); - -/****************************************************************************/ -/** -* @brief warmReset -* -* @note warmReset configures the clocks which are not reset back to the state -* required to execute on reset. To do so we need to copy the code into internal -* memory to change the ARM clock while we are not executing from DDR. -*/ -/****************************************************************************/ -void chipcHw_reset(uint32_t mask) -{ - int i = 0; - RUNFUNC runFunc = (RUNFUNC) (unsigned long)MM_ADDR_IO_ARAM; - - /* Disable all interrupts */ - intcHw_irq_disable(INTCHW_INTC0, 0xffffffff); - intcHw_irq_disable(INTCHW_INTC1, 0xffffffff); - intcHw_irq_disable(INTCHW_SINTC, 0xffffffff); - - { - REG_LOCAL_IRQ_SAVE; - if (mask & chipcHw_REG_SOFT_RESET_CHIP_SOFT) { - chipcHw_softReset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } - /* Bypass the PLL clocks before reboot */ - pChipcHw->UARTClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT; - pChipcHw->SPIClock |= chipcHw_REG_PLL_CLOCK_BYPASS_SELECT; - - /* Copy the chipcHw_warmReset_run_from_aram function into ARAM */ - do { - ((uint32_t *) MM_IO_BASE_ARAM)[i] = - ((uint32_t *) &chipcHw_reset_run_from_aram)[i]; - i++; - } while (((uint32_t *) MM_IO_BASE_ARAM)[i - 1] != 0xe1a0f00f); /* 0xe1a0f00f == asm ("mov r15, r15"); */ - - CSP_CACHE_FLUSH_ALL; - - /* run the function from ARAM */ - runFunc(); - - /* Code will never get here, but include it to balance REG_LOCAL_IRQ_SAVE above */ - REG_LOCAL_IRQ_RESTORE; - } -} - -/* This function must run from internal memory */ -void chipcHw_reset_run_from_aram(void) -{ -/* Make sure, pipeline is filled with instructions coming from ARAM */ -__asm (" nop \n\t" - " nop \n\t" -#if defined(__KERNEL__) && !defined(STANDALONE) - " MRC p15,#0x0,r0,c1,c0,#0 \n\t" - " BIC r0,r0,#0xd \n\t" - " MCR p15,#0x0,r0,c1,c0,#0 \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" -#endif - " nop \n\t" - " nop \n\t" -/* Bypass the ARM clock and switch to XTAL clock */ - " MOV r2,#0x80000000 \n\t" - " LDR r3,[r2,#8] \n\t" - " ORR r3,r3,#0x20000 \n\t" - " STR r3,[r2,#8] \n\t" - - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" - " nop \n\t" -/* Issue reset */ - " MOV r3,#0x2 \n\t" - " STR r3,[r2,#0x80] \n\t" -/* End here */ - " MOV pc,pc \n\t"); -/* 0xe1a0f00f == asm ("mov r15, r15"); */ -} diff --git a/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c b/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c deleted file mode 100644 index 54ad964fe94..00000000000 --- a/arch/arm/mach-bcmring/csp/chipc/chipcHw_str.c +++ /dev/null @@ -1,64 +0,0 @@ -/***************************************************************************** -* Copyright 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ -/****************************************************************************/ -/** -* @file chipcHw_str.c -* -* @brief Contains strings which are useful to linux and csp -* -* @note -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <mach/csp/chipcHw_inline.h> - -/* ---- Private Constants and Types --------------------------------------- */ - -static const char *gMuxStr[] = { - "GPIO", /* 0 */ - "KeyPad", /* 1 */ - "I2C-Host", /* 2 */ - "SPI", /* 3 */ - "Uart", /* 4 */ - "LED-Mtx-P", /* 5 */ - "LED-Mtx-S", /* 6 */ - "SDIO-0", /* 7 */ - "SDIO-1", /* 8 */ - "PCM", /* 9 */ - "I2S", /* 10 */ - "ETM", /* 11 */ - "Debug", /* 12 */ - "Misc", /* 13 */ - "0xE", /* 14 */ - "0xF", /* 15 */ -}; - -/****************************************************************************/ -/** -* @brief Retrieves a string representation of the mux setting for a pin. -* -* @return Pointer to a character string. -*/ -/****************************************************************************/ - -const char *chipcHw_getGpioPinFunctionStr(int pin) -{ - if ((pin < 0) || (pin >= chipcHw_GPIO_COUNT)) { - return ""; - } - - return gMuxStr[chipcHw_getGpioPinFunction(pin)]; -} diff --git a/arch/arm/mach-bcmring/csp/dmac/Makefile b/arch/arm/mach-bcmring/csp/dmac/Makefile deleted file mode 100644 index fb1104fe56b..00000000000 --- a/arch/arm/mach-bcmring/csp/dmac/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y += dmacHw.o dmacHw_extra.o
\ No newline at end of file diff --git a/arch/arm/mach-bcmring/csp/dmac/dmacHw.c b/arch/arm/mach-bcmring/csp/dmac/dmacHw.c deleted file mode 100644 index 6b9be2e98e5..00000000000 --- a/arch/arm/mach-bcmring/csp/dmac/dmacHw.c +++ /dev/null @@ -1,917 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dmacHw.c -* -* @brief Low level DMA controller driver routines -* -* @note -* -* These routines provide basic DMA functionality only. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ -#include <csp/stdint.h> -#include <csp/string.h> -#include <stddef.h> - -#include <csp/dmacHw.h> -#include <mach/csp/dmacHw_reg.h> -#include <mach/csp/dmacHw_priv.h> -#include <mach/csp/chipcHw_inline.h> - -/* ---- External Function Prototypes ------------------------------------- */ - -/* Allocate DMA control blocks */ -dmacHw_CBLK_t dmacHw_gCblk[dmacHw_MAX_CHANNEL_COUNT]; - -uint32_t dmaChannelCount_0 = dmacHw_MAX_CHANNEL_COUNT / 2; -uint32_t dmaChannelCount_1 = dmacHw_MAX_CHANNEL_COUNT / 2; - -/****************************************************************************/ -/** -* @brief Get maximum FIFO for a DMA channel -* -* @return Maximum allowable FIFO size -* -* -*/ -/****************************************************************************/ -static uint32_t GetFifoSize(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - uint32_t val = 0; - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - dmacHw_MISC_t *pMiscReg = - (dmacHw_MISC_t *) dmacHw_REG_MISC_BASE(pCblk->module); - - switch (pCblk->channel) { - case 0: - val = (pMiscReg->CompParm2.lo & 0x70000000) >> 28; - break; - case 1: - val = (pMiscReg->CompParm3.hi & 0x70000000) >> 28; - break; - case 2: - val = (pMiscReg->CompParm3.lo & 0x70000000) >> 28; - break; - case 3: - val = (pMiscReg->CompParm4.hi & 0x70000000) >> 28; - break; - case 4: - val = (pMiscReg->CompParm4.lo & 0x70000000) >> 28; - break; - case 5: - val = (pMiscReg->CompParm5.hi & 0x70000000) >> 28; - break; - case 6: - val = (pMiscReg->CompParm5.lo & 0x70000000) >> 28; - break; - case 7: - val = (pMiscReg->CompParm6.hi & 0x70000000) >> 28; - break; - } - - if (val <= 0x4) { - return 8 << val; - } else { - dmacHw_ASSERT(0); - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Program channel register to initiate transfer -* -* @return void -* -* -* @note -* - Descriptor buffer MUST ALWAYS be flushed before calling this function -* - This function should also be called from ISR to program the channel with -* pending descriptors -*/ -/****************************************************************************/ -void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor /* [ IN ] Descriptor buffer */ - ) { - dmacHw_DESC_RING_t *pRing; - dmacHw_DESC_t *pProg; - dmacHw_CBLK_t *pCblk; - - pCblk = dmacHw_HANDLE_TO_CBLK(handle); - pRing = dmacHw_GET_DESC_RING(pDescriptor); - - if (CHANNEL_BUSY(pCblk->module, pCblk->channel)) { - /* Not safe yet to program the channel */ - return; - } - - if (pCblk->varDataStarted) { - if (pCblk->descUpdated) { - pCblk->descUpdated = 0; - pProg = - (dmacHw_DESC_t *) ((uint32_t) - dmacHw_REG_LLP(pCblk->module, - pCblk->channel) + - pRing->virt2PhyOffset); - - /* Load descriptor if not loaded */ - if (!(pProg->ctl.hi & dmacHw_REG_CTL_DONE)) { - dmacHw_SET_SAR(pCblk->module, pCblk->channel, - pProg->sar); - dmacHw_SET_DAR(pCblk->module, pCblk->channel, - pProg->dar); - dmacHw_REG_CTL_LO(pCblk->module, - pCblk->channel) = - pProg->ctl.lo; - dmacHw_REG_CTL_HI(pCblk->module, - pCblk->channel) = - pProg->ctl.hi; - } else if (pProg == (dmacHw_DESC_t *) pRing->pEnd->llp) { - /* Return as end descriptor is processed */ - return; - } else { - dmacHw_ASSERT(0); - } - } else { - return; - } - } else { - if (pConfig->transferMode == dmacHw_TRANSFER_MODE_PERIODIC) { - /* Do not make a single chain, rather process one descriptor at a time */ - pProg = pRing->pHead; - /* Point to the next descriptor for next iteration */ - dmacHw_NEXT_DESC(pRing, pHead); - } else { - /* Return if no more pending descriptor */ - if (pRing->pEnd == NULL) { - return; - } - - pProg = pRing->pProg; - if (pConfig->transferMode == - dmacHw_TRANSFER_MODE_CONTINUOUS) { - /* Make sure a complete ring can be formed */ - dmacHw_ASSERT((dmacHw_DESC_t *) pRing->pEnd-> - llp == pRing->pProg); - /* Make sure pProg pointing to the pHead */ - dmacHw_ASSERT((dmacHw_DESC_t *) pRing->pProg == - pRing->pHead); - /* Make a complete ring */ - do { - pRing->pProg->ctl.lo |= - (dmacHw_REG_CTL_LLP_DST_EN | - dmacHw_REG_CTL_LLP_SRC_EN); - pRing->pProg = - (dmacHw_DESC_t *) pRing->pProg->llp; - } while (pRing->pProg != pRing->pHead); - } else { - /* Make a single long chain */ - while (pRing->pProg != pRing->pEnd) { - pRing->pProg->ctl.lo |= - (dmacHw_REG_CTL_LLP_DST_EN | - dmacHw_REG_CTL_LLP_SRC_EN); - pRing->pProg = - (dmacHw_DESC_t *) pRing->pProg->llp; - } - } - } - - /* Program the channel registers */ - dmacHw_SET_SAR(pCblk->module, pCblk->channel, pProg->sar); - dmacHw_SET_DAR(pCblk->module, pCblk->channel, pProg->dar); - dmacHw_SET_LLP(pCblk->module, pCblk->channel, - (uint32_t) pProg - pRing->virt2PhyOffset); - dmacHw_REG_CTL_LO(pCblk->module, pCblk->channel) = - pProg->ctl.lo; - dmacHw_REG_CTL_HI(pCblk->module, pCblk->channel) = - pProg->ctl.hi; - if (pRing->pEnd) { - /* Remember the descriptor to use next */ - pRing->pProg = (dmacHw_DESC_t *) pRing->pEnd->llp; - } - /* Indicate no more pending descriptor */ - pRing->pEnd = (dmacHw_DESC_t *) NULL; - } - /* Start DMA operation */ - dmacHw_DMA_START(pCblk->module, pCblk->channel); -} - -/****************************************************************************/ -/** -* @brief Initializes DMA -* -* This function initializes DMA CSP driver -* -* @note -* Must be called before using any DMA channel -*/ -/****************************************************************************/ -void dmacHw_initDma(void) -{ - - uint32_t i = 0; - - dmaChannelCount_0 = dmacHw_GET_NUM_CHANNEL(0); - dmaChannelCount_1 = dmacHw_GET_NUM_CHANNEL(1); - - /* Enable access to the DMA block */ - chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_DMAC0); - chipcHw_busInterfaceClockEnable(chipcHw_REG_BUS_CLOCK_DMAC1); - - if ((dmaChannelCount_0 + dmaChannelCount_1) > dmacHw_MAX_CHANNEL_COUNT) { - dmacHw_ASSERT(0); - } - - memset((void *)dmacHw_gCblk, 0, - sizeof(dmacHw_CBLK_t) * (dmaChannelCount_0 + dmaChannelCount_1)); - for (i = 0; i < dmaChannelCount_0; i++) { - dmacHw_gCblk[i].module = 0; - dmacHw_gCblk[i].channel = i; - } - for (i = 0; i < dmaChannelCount_1; i++) { - dmacHw_gCblk[i + dmaChannelCount_0].module = 1; - dmacHw_gCblk[i + dmaChannelCount_0].channel = i; - } -} - -/****************************************************************************/ -/** -* @brief Exit function for DMA -* -* This function isolates DMA from the system -* -*/ -/****************************************************************************/ -void dmacHw_exitDma(void) -{ - /* Disable access to the DMA block */ - chipcHw_busInterfaceClockDisable(chipcHw_REG_BUS_CLOCK_DMAC0); - chipcHw_busInterfaceClockDisable(chipcHw_REG_BUS_CLOCK_DMAC1); -} - -/****************************************************************************/ -/** -* @brief Gets a handle to a DMA channel -* -* This function returns a handle, representing a control block of a particular DMA channel -* -* @return -1 - On Failure -* handle - On Success, representing a channel control block -* -* @note -* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro -*/ -/****************************************************************************/ -dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */ - ) { - int idx; - - switch ((channelId >> 8)) { - case 0: - dmacHw_ASSERT((channelId & 0xff) < dmaChannelCount_0); - idx = (channelId & 0xff); - break; - case 1: - dmacHw_ASSERT((channelId & 0xff) < dmaChannelCount_1); - idx = dmaChannelCount_0 + (channelId & 0xff); - break; - default: - dmacHw_ASSERT(0); - return (dmacHw_HANDLE_t) -1; - } - - return dmacHw_CBLK_TO_HANDLE(&dmacHw_gCblk[idx]); -} - -/****************************************************************************/ -/** -* @brief Initializes a DMA channel for use -* -* This function initializes and resets a DMA channel for use -* -* @return -1 - On Failure -* 0 - On Success -* -* @note -* None -*/ -/****************************************************************************/ -int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - int module = pCblk->module; - int channel = pCblk->channel; - - /* Reinitialize the control block */ - memset((void *)pCblk, 0, sizeof(dmacHw_CBLK_t)); - pCblk->module = module; - pCblk->channel = channel; - - /* Enable DMA controller */ - dmacHw_DMA_ENABLE(pCblk->module); - /* Reset DMA channel */ - dmacHw_RESET_CONTROL_LO(pCblk->module, pCblk->channel); - dmacHw_RESET_CONTROL_HI(pCblk->module, pCblk->channel); - dmacHw_RESET_CONFIG_LO(pCblk->module, pCblk->channel); - dmacHw_RESET_CONFIG_HI(pCblk->module, pCblk->channel); - - /* Clear all raw interrupt status */ - dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel); - - /* Mask event specific interrupts */ - dmacHw_TRAN_INT_DISABLE(pCblk->module, pCblk->channel); - dmacHw_BLOCK_INT_DISABLE(pCblk->module, pCblk->channel); - dmacHw_STRAN_INT_DISABLE(pCblk->module, pCblk->channel); - dmacHw_DTRAN_INT_DISABLE(pCblk->module, pCblk->channel); - dmacHw_ERROR_INT_DISABLE(pCblk->module, pCblk->channel); - - return 0; -} - -/****************************************************************************/ -/** -* @brief Finds amount of memory required to form a descriptor ring -* -* -* @return Number of bytes required to form a descriptor ring -* -* -*/ -/****************************************************************************/ -uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */ - ) { - /* Need extra 4 byte to ensure 32 bit alignment */ - return (descCnt * sizeof(dmacHw_DESC_t)) + sizeof(dmacHw_DESC_RING_t) + - sizeof(uint32_t); -} - -/****************************************************************************/ -/** -* @brief Initializes descriptor ring -* -* This function will initializes the descriptor ring of a DMA channel -* -* -* @return -1 - On failure -* 0 - On success -* @note -* - "len" parameter should be obtained from "dmacHw_descriptorLen" -* - Descriptor buffer MUST be 32 bit aligned and uncached as it is -* accessed by ARM and DMA -*/ -/****************************************************************************/ -int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */ - uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */ - uint32_t len, /* [ IN ] Size of the pBuf */ - uint32_t num /* [ IN ] Number of descriptor in the ring */ - ) { - uint32_t i; - dmacHw_DESC_RING_t *pRing; - dmacHw_DESC_t *pDesc; - - /* Check the alignment of the descriptor */ - if ((uint32_t) pDescriptorVirt & 0x00000003) { - dmacHw_ASSERT(0); - return -1; - } - - /* Check if enough space has been allocated for descriptor ring */ - if (len < dmacHw_descriptorLen(num)) { - return -1; - } - - pRing = dmacHw_GET_DESC_RING(pDescriptorVirt); - pRing->pHead = - (dmacHw_DESC_t *) ((uint32_t) pRing + sizeof(dmacHw_DESC_RING_t)); - pRing->pFree = pRing->pTail = pRing->pEnd = pRing->pHead; - pRing->pProg = dmacHw_DESC_INIT; - /* Initialize link item chain, starting from the head */ - pDesc = pRing->pHead; - /* Find the offset between virtual to physical address */ - pRing->virt2PhyOffset = (uint32_t) pDescriptorVirt - descriptorPhyAddr; - - /* Form the descriptor ring */ - for (i = 0; i < num - 1; i++) { - /* Clear link list item */ - memset((void *)pDesc, 0, sizeof(dmacHw_DESC_t)); - /* Point to the next item in the physical address */ - pDesc->llpPhy = (uint32_t) (pDesc + 1) - pRing->virt2PhyOffset; - /* Point to the next item in the virtual address */ - pDesc->llp = (uint32_t) (pDesc + 1); - /* Mark descriptor is ready to use */ - pDesc->ctl.hi = dmacHw_DESC_FREE; - /* Look into next link list item */ - pDesc++; - } - - /* Clear last link list item */ - memset((void *)pDesc, 0, sizeof(dmacHw_DESC_t)); - /* Last item pointing to the first item in the - physical address to complete the ring */ - pDesc->llpPhy = (uint32_t) pRing->pHead - pRing->virt2PhyOffset; - /* Last item pointing to the first item in the - virtual address to complete the ring - */ - pDesc->llp = (uint32_t) pRing->pHead; - /* Mark descriptor is ready to use */ - pDesc->ctl.hi = dmacHw_DESC_FREE; - /* Set the number of descriptors in the ring */ - pRing->num = num; - return 0; -} - -/****************************************************************************/ -/** -* @brief Configure DMA channel -* -* @return 0 : On success -* -1 : On failure -*/ -/****************************************************************************/ -int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - uint32_t cfgHigh = 0; - int srcTrSize; - int dstTrSize; - - pCblk->varDataStarted = 0; - pCblk->userData = NULL; - - /* Configure - - Burst transaction when enough data in available in FIFO - - AHB Access protection 1 - - Source and destination peripheral ports - */ - cfgHigh = - dmacHw_REG_CFG_HI_FIFO_ENOUGH | dmacHw_REG_CFG_HI_AHB_HPROT_1 | - dmacHw_SRC_PERI_INTF(pConfig-> - srcPeripheralPort) | - dmacHw_DST_PERI_INTF(pConfig->dstPeripheralPort); - /* Set priority */ - dmacHw_SET_CHANNEL_PRIORITY(pCblk->module, pCblk->channel, - pConfig->channelPriority); - - if (pConfig->dstStatusRegisterAddress != 0) { - /* Destination status update enable */ - cfgHigh |= dmacHw_REG_CFG_HI_UPDATE_DST_STAT; - /* Configure status registers */ - dmacHw_SET_DSTATAR(pCblk->module, pCblk->channel, - pConfig->dstStatusRegisterAddress); - } - - if (pConfig->srcStatusRegisterAddress != 0) { - /* Source status update enable */ - cfgHigh |= dmacHw_REG_CFG_HI_UPDATE_SRC_STAT; - /* Source status update enable */ - dmacHw_SET_SSTATAR(pCblk->module, pCblk->channel, - pConfig->srcStatusRegisterAddress); - } - /* Configure the config high register */ - dmacHw_GET_CONFIG_HI(pCblk->module, pCblk->channel) = cfgHigh; - - /* Clear all raw interrupt status */ - dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel); - - /* Configure block interrupt */ - if (pConfig->blockTransferInterrupt == dmacHw_INTERRUPT_ENABLE) { - dmacHw_BLOCK_INT_ENABLE(pCblk->module, pCblk->channel); - } else { - dmacHw_BLOCK_INT_DISABLE(pCblk->module, pCblk->channel); - } - /* Configure complete transfer interrupt */ - if (pConfig->completeTransferInterrupt == dmacHw_INTERRUPT_ENABLE) { - dmacHw_TRAN_INT_ENABLE(pCblk->module, pCblk->channel); - } else { - dmacHw_TRAN_INT_DISABLE(pCblk->module, pCblk->channel); - } - /* Configure error interrupt */ - if (pConfig->errorInterrupt == dmacHw_INTERRUPT_ENABLE) { - dmacHw_ERROR_INT_ENABLE(pCblk->module, pCblk->channel); - } else { - dmacHw_ERROR_INT_DISABLE(pCblk->module, pCblk->channel); - } - /* Configure gather register */ - if (pConfig->srcGatherWidth) { - srcTrSize = - dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth); - if (! - ((pConfig->srcGatherWidth % srcTrSize) - && (pConfig->srcGatherJump % srcTrSize))) { - dmacHw_REG_SGR_LO(pCblk->module, pCblk->channel) = - ((pConfig->srcGatherWidth / - srcTrSize) << 20) | (pConfig->srcGatherJump / - srcTrSize); - } else { - return -1; - } - } - /* Configure scatter register */ - if (pConfig->dstScatterWidth) { - dstTrSize = - dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth); - if (! - ((pConfig->dstScatterWidth % dstTrSize) - && (pConfig->dstScatterJump % dstTrSize))) { - dmacHw_REG_DSR_LO(pCblk->module, pCblk->channel) = - ((pConfig->dstScatterWidth / - dstTrSize) << 20) | (pConfig->dstScatterJump / - dstTrSize); - } else { - return -1; - } - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Indicates whether DMA transfer is in progress or completed -* -* @return DMA transfer status -* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing -* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed -* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error -* -*/ -/****************************************************************************/ -dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - if (CHANNEL_BUSY(pCblk->module, pCblk->channel)) { - return dmacHw_TRANSFER_STATUS_BUSY; - } else if (dmacHw_REG_INT_RAW_ERROR(pCblk->module) & - (0x00000001 << pCblk->channel)) { - return dmacHw_TRANSFER_STATUS_ERROR; - } - - return dmacHw_TRANSFER_STATUS_DONE; -} - -/****************************************************************************/ -/** -* @brief Set descriptors for known data length -* -* When DMA has to work as a flow controller, this function prepares the -* descriptor chain to transfer data -* -* from: -* - Memory to memory -* - Peripheral to memory -* - Memory to Peripheral -* - Peripheral to Peripheral -* -* @return -1 - On failure -* 0 - On success -* -*/ -/****************************************************************************/ -int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */ - void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */ - size_t dataLen /* [ IN ] Data length in bytes */ - ) { - dmacHw_TRANSACTION_WIDTH_e dstTrWidth; - dmacHw_TRANSACTION_WIDTH_e srcTrWidth; - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - dmacHw_DESC_t *pStart; - dmacHw_DESC_t *pProg; - int srcTs = 0; - int blkTs = 0; - int oddSize = 0; - int descCount = 0; - int count = 0; - int dstTrSize = 0; - int srcTrSize = 0; - uint32_t maxBlockSize = dmacHw_MAX_BLOCKSIZE; - - dstTrSize = dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth); - srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth); - - /* Skip Tx if buffer is NULL or length is unknown */ - if ((pSrcAddr == NULL) || (pDstAddr == NULL) || (dataLen == 0)) { - /* Do not initiate transfer */ - return -1; - } - - /* Ensure scatter and gather are transaction aligned */ - if ((pConfig->srcGatherWidth % srcTrSize) - || (pConfig->dstScatterWidth % dstTrSize)) { - return -2; - } - - /* - Background 1: DMAC can not perform DMA if source and destination addresses are - not properly aligned with the channel's transaction width. So, for successful - DMA transfer, transaction width must be set according to the alignment of the - source and destination address. - */ - - /* Adjust destination transaction width if destination address is not aligned properly */ - dstTrWidth = pConfig->dstMaxTransactionWidth; - while (dmacHw_ADDRESS_MASK(dstTrSize) & (uint32_t) pDstAddr) { - dstTrWidth = dmacHw_GetNextTrWidth(dstTrWidth); - dstTrSize = dmacHw_GetTrWidthInBytes(dstTrWidth); - } - - /* Adjust source transaction width if source address is not aligned properly */ - srcTrWidth = pConfig->srcMaxTransactionWidth; - while (dmacHw_ADDRESS_MASK(srcTrSize) & (uint32_t) pSrcAddr) { - srcTrWidth = dmacHw_GetNextTrWidth(srcTrWidth); - srcTrSize = dmacHw_GetTrWidthInBytes(srcTrWidth); - } - - /* Find the maximum transaction per descriptor */ - if (pConfig->maxDataPerBlock - && ((pConfig->maxDataPerBlock / srcTrSize) < - dmacHw_MAX_BLOCKSIZE)) { - maxBlockSize = pConfig->maxDataPerBlock / srcTrSize; - } - - /* Find number of source transactions needed to complete the DMA transfer */ - srcTs = dataLen / srcTrSize; - /* Find the odd number of bytes that need to be transferred as single byte transaction width */ - if (srcTs && (dstTrSize > srcTrSize)) { - oddSize = dataLen % dstTrSize; - /* Adjust source transaction count due to "oddSize" */ - srcTs = srcTs - (oddSize / srcTrSize); - } else { - oddSize = dataLen % srcTrSize; - } - /* Adjust "descCount" due to "oddSize" */ - if (oddSize) { - descCount++; - } - /* Find the number of descriptor needed for total "srcTs" */ - if (srcTs) { - descCount += ((srcTs - 1) / maxBlockSize) + 1; - } - - /* Check the availability of "descCount" discriptors in the ring */ - pProg = pRing->pHead; - for (count = 0; (descCount <= pRing->num) && (count < descCount); - count++) { - if ((pProg->ctl.hi & dmacHw_DESC_FREE) == 0) { - /* Sufficient descriptors are not available */ - return -3; - } - pProg = (dmacHw_DESC_t *) pProg->llp; - } - - /* Remember the link list item to program the channel registers */ - pStart = pProg = pRing->pHead; - /* Make a link list with "descCount(=count)" number of descriptors */ - while (count) { - /* Reset channel control information */ - pProg->ctl.lo = 0; - /* Enable source gather if configured */ - if (pConfig->srcGatherWidth) { - pProg->ctl.lo |= dmacHw_REG_CTL_SG_ENABLE; - } - /* Enable destination scatter if configured */ - if (pConfig->dstScatterWidth) { - pProg->ctl.lo |= dmacHw_REG_CTL_DS_ENABLE; - } - /* Set source and destination address */ - pProg->sar = (uint32_t) pSrcAddr; - pProg->dar = (uint32_t) pDstAddr; - /* Use "devCtl" to mark that user memory need to be freed later if needed */ - if (pProg == pRing->pHead) { - pProg->devCtl = dmacHw_FREE_USER_MEMORY; - } else { - pProg->devCtl = 0; - } - - blkTs = srcTs; - - /* Special treatmeant for last descriptor */ - if (count == 1) { - /* Mark the last descriptor */ - pProg->ctl.lo &= - ~(dmacHw_REG_CTL_LLP_DST_EN | - dmacHw_REG_CTL_LLP_SRC_EN); - /* Treatment for odd data bytes */ - if (oddSize) { - /* Adjust for single byte transaction width */ - switch (pConfig->transferType) { - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM: - dstTrWidth = - dmacHw_DST_TRANSACTION_WIDTH_8; - blkTs = - (oddSize / srcTrSize) + - ((oddSize % srcTrSize) ? 1 : 0); - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL: - srcTrWidth = - dmacHw_SRC_TRANSACTION_WIDTH_8; - blkTs = oddSize; - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_MEM: - srcTrWidth = - dmacHw_SRC_TRANSACTION_WIDTH_8; - dstTrWidth = - dmacHw_DST_TRANSACTION_WIDTH_8; - blkTs = oddSize; - break; - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL: - /* Do not adjust the transaction width */ - break; - } - } else { - srcTs -= blkTs; - } - } else { - if (srcTs / maxBlockSize) { - blkTs = maxBlockSize; - } - /* Remaining source transactions for next iteration */ - srcTs -= blkTs; - } - /* Must have a valid source transactions */ - dmacHw_ASSERT(blkTs > 0); - /* Set control information */ - if (pConfig->flowControler == dmacHw_FLOW_CONTROL_DMA) { - pProg->ctl.lo |= pConfig->transferType | - pConfig->srcUpdate | - pConfig->dstUpdate | - srcTrWidth | - dstTrWidth | - pConfig->srcMaxBurstWidth | - pConfig->dstMaxBurstWidth | - pConfig->srcMasterInterface | - pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN; - } else { - uint32_t transferType = 0; - switch (pConfig->transferType) { - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM: - transferType = dmacHw_REG_CTL_TTFC_PM_PERI; - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL: - transferType = dmacHw_REG_CTL_TTFC_MP_PERI; - break; - default: - dmacHw_ASSERT(0); - } - pProg->ctl.lo |= transferType | - pConfig->srcUpdate | - pConfig->dstUpdate | - srcTrWidth | - dstTrWidth | - pConfig->srcMaxBurstWidth | - pConfig->dstMaxBurstWidth | - pConfig->srcMasterInterface | - pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN; - } - - /* Set block transaction size */ - pProg->ctl.hi = blkTs & dmacHw_REG_CTL_BLOCK_TS_MASK; - /* Look for next descriptor */ - if (count > 1) { - /* Point to the next descriptor */ - pProg = (dmacHw_DESC_t *) pProg->llp; - - /* Update source and destination address for next iteration */ - switch (pConfig->transferType) { - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM: - if (pConfig->dstScatterWidth) { - pDstAddr = - (char *)pDstAddr + - blkTs * srcTrSize + - (((blkTs * srcTrSize) / - pConfig->dstScatterWidth) * - pConfig->dstScatterJump); - } else { - pDstAddr = - (char *)pDstAddr + - blkTs * srcTrSize; - } - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL: - if (pConfig->srcGatherWidth) { - pSrcAddr = - (char *)pDstAddr + - blkTs * srcTrSize + - (((blkTs * srcTrSize) / - pConfig->srcGatherWidth) * - pConfig->srcGatherJump); - } else { - pSrcAddr = - (char *)pSrcAddr + - blkTs * srcTrSize; - } - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_MEM: - if (pConfig->dstScatterWidth) { - pDstAddr = - (char *)pDstAddr + - blkTs * srcTrSize + - (((blkTs * srcTrSize) / - pConfig->dstScatterWidth) * - pConfig->dstScatterJump); - } else { - pDstAddr = - (char *)pDstAddr + - blkTs * srcTrSize; - } - - if (pConfig->srcGatherWidth) { - pSrcAddr = - (char *)pDstAddr + - blkTs * srcTrSize + - (((blkTs * srcTrSize) / - pConfig->srcGatherWidth) * - pConfig->srcGatherJump); - } else { - pSrcAddr = - (char *)pSrcAddr + - blkTs * srcTrSize; - } - break; - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL: - /* Do not adjust the address */ - break; - default: - dmacHw_ASSERT(0); - } - } else { - /* At the end of transfer "srcTs" must be zero */ - dmacHw_ASSERT(srcTs == 0); - } - count--; - } - - /* Remember the descriptor to initialize the registers */ - if (pRing->pProg == dmacHw_DESC_INIT) { - pRing->pProg = pStart; - } - /* Indicate that the descriptor is updated */ - pRing->pEnd = pProg; - /* Head pointing to the next descriptor */ - pRing->pHead = (dmacHw_DESC_t *) pProg->llp; - /* Update Tail pointer if destination is a peripheral, - because no one is going to read from the pTail - */ - if (!dmacHw_DST_IS_MEMORY(pConfig->transferType)) { - pRing->pTail = pRing->pHead; - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Provides DMA controller attributes -* -* -* @return DMA controller attributes -* -* @note -* None -*/ -/****************************************************************************/ -uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controller attribute of type dmacHw_CONTROLLER_ATTRIB_e */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - switch (attr) { - case dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM: - return dmacHw_GET_NUM_CHANNEL(pCblk->module); - case dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE: - return (1 << - (dmacHw_GET_MAX_BLOCK_SIZE - (pCblk->module, pCblk->module) + 2)) - 8; - case dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM: - return dmacHw_GET_NUM_INTERFACE(pCblk->module); - case dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH: - return 32 << dmacHw_GET_CHANNEL_DATA_WIDTH(pCblk->module, - pCblk->channel); - case dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE: - return GetFifoSize(handle); - } - dmacHw_ASSERT(0); - return 0; -} diff --git a/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c b/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c deleted file mode 100644 index a1f328357aa..00000000000 --- a/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c +++ /dev/null @@ -1,1017 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dmacHw_extra.c -* -* @brief Extra Low level DMA controller driver routines -* -* @note -* -* These routines provide basic DMA functionality only. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/stdint.h> -#include <stddef.h> - -#include <csp/dmacHw.h> -#include <mach/csp/dmacHw_reg.h> -#include <mach/csp/dmacHw_priv.h> - -extern dmacHw_CBLK_t dmacHw_gCblk[dmacHw_MAX_CHANNEL_COUNT]; /* Declared in dmacHw.c */ - -/* ---- External Function Prototypes ------------------------------------- */ - -/* ---- Internal Use Function Prototypes --------------------------------- */ -/****************************************************************************/ -/** -* @brief Overwrites data length in the descriptor -* -* This function overwrites data length in the descriptor -* -* -* @return void -* -* @note -* This is only used for PCM channel -*/ -/****************************************************************************/ -void dmacHw_setDataLength(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - size_t dataLen /* [ IN ] Data length in bytes */ - ); - -/****************************************************************************/ -/** -* @brief Helper function to display DMA registers -* -* @return void -* -* -* @note -* None -*/ -/****************************************************************************/ -static void DisplayRegisterContents(int module, /* [ IN ] DMA Controller unit (0-1) */ - int channel, /* [ IN ] DMA Channel (0-7) / -1(all) */ - int (*fpPrint) (const char *, ...) /* [ IN ] Callback to the print function */ - ) { - int chan; - - (*fpPrint) ("Displaying register content \n\n"); - (*fpPrint) ("Module %d: Interrupt raw transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_RAW_TRAN(module))); - (*fpPrint) ("Module %d: Interrupt raw block 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_RAW_BLOCK(module))); - (*fpPrint) ("Module %d: Interrupt raw src transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_RAW_STRAN(module))); - (*fpPrint) ("Module %d: Interrupt raw dst transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_RAW_DTRAN(module))); - (*fpPrint) ("Module %d: Interrupt raw error 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_RAW_ERROR(module))); - (*fpPrint) ("--------------------------------------------------\n"); - (*fpPrint) ("Module %d: Interrupt stat transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_STAT_TRAN(module))); - (*fpPrint) ("Module %d: Interrupt stat block 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_STAT_BLOCK(module))); - (*fpPrint) ("Module %d: Interrupt stat src transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_STAT_STRAN(module))); - (*fpPrint) ("Module %d: Interrupt stat dst transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_STAT_DTRAN(module))); - (*fpPrint) ("Module %d: Interrupt stat error 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_STAT_ERROR(module))); - (*fpPrint) ("--------------------------------------------------\n"); - (*fpPrint) ("Module %d: Interrupt mask transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_MASK_TRAN(module))); - (*fpPrint) ("Module %d: Interrupt mask block 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_MASK_BLOCK(module))); - (*fpPrint) ("Module %d: Interrupt mask src transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_MASK_STRAN(module))); - (*fpPrint) ("Module %d: Interrupt mask dst transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_MASK_DTRAN(module))); - (*fpPrint) ("Module %d: Interrupt mask error 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_MASK_ERROR(module))); - (*fpPrint) ("--------------------------------------------------\n"); - (*fpPrint) ("Module %d: Interrupt clear transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_CLEAR_TRAN(module))); - (*fpPrint) ("Module %d: Interrupt clear block 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_CLEAR_BLOCK(module))); - (*fpPrint) ("Module %d: Interrupt clear src transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_CLEAR_STRAN(module))); - (*fpPrint) ("Module %d: Interrupt clear dst transfer 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_CLEAR_DTRAN(module))); - (*fpPrint) ("Module %d: Interrupt clear error 0x%X\n", - module, (uint32_t) (dmacHw_REG_INT_CLEAR_ERROR(module))); - (*fpPrint) ("--------------------------------------------------\n"); - (*fpPrint) ("Module %d: SW source req 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_SRC_REQ(module))); - (*fpPrint) ("Module %d: SW dest req 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_DST_REQ(module))); - (*fpPrint) ("Module %d: SW source signal 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_SRC_SGL_REQ(module))); - (*fpPrint) ("Module %d: SW dest signal 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_DST_SGL_REQ(module))); - (*fpPrint) ("Module %d: SW source last 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_SRC_LST_REQ(module))); - (*fpPrint) ("Module %d: SW dest last 0x%X\n", - module, (uint32_t) (dmacHw_REG_SW_HS_DST_LST_REQ(module))); - (*fpPrint) ("--------------------------------------------------\n"); - (*fpPrint) ("Module %d: misc config 0x%X\n", - module, (uint32_t) (dmacHw_REG_MISC_CFG(module))); - (*fpPrint) ("Module %d: misc channel enable 0x%X\n", - module, (uint32_t) (dmacHw_REG_MISC_CH_ENABLE(module))); - (*fpPrint) ("Module %d: misc ID 0x%X\n", - module, (uint32_t) (dmacHw_REG_MISC_ID(module))); - (*fpPrint) ("Module %d: misc test 0x%X\n", - module, (uint32_t) (dmacHw_REG_MISC_TEST(module))); - - if (channel == -1) { - for (chan = 0; chan < 8; chan++) { - (*fpPrint) - ("--------------------------------------------------\n"); - (*fpPrint) - ("Module %d: Channel %d Source 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_SAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Destination 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_DAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d LLP 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_LLP(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Control (LO) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CTL_LO(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Control (HI) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CTL_HI(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Source Stats 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_SSTAT(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Dest Stats 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_DSTAT(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Source Stats Addr 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_SSTATAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Dest Stats Addr 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_DSTATAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Config (LO) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CFG_LO(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Config (HI) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CFG_HI(module, chan))); - } - } else { - chan = channel; - (*fpPrint) - ("--------------------------------------------------\n"); - (*fpPrint) - ("Module %d: Channel %d Source 0x%X\n", - module, chan, (uint32_t) (dmacHw_REG_SAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Destination 0x%X\n", - module, chan, (uint32_t) (dmacHw_REG_DAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d LLP 0x%X\n", - module, chan, (uint32_t) (dmacHw_REG_LLP(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Control (LO) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CTL_LO(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Control (HI) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CTL_HI(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Source Stats 0x%X\n", - module, chan, (uint32_t) (dmacHw_REG_SSTAT(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Dest Stats 0x%X\n", - module, chan, (uint32_t) (dmacHw_REG_DSTAT(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Source Stats Addr 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_SSTATAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Dest Stats Addr 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_DSTATAR(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Config (LO) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CFG_LO(module, chan))); - (*fpPrint) - ("Module %d: Channel %d Config (HI) 0x%X\n", - module, chan, - (uint32_t) (dmacHw_REG_CFG_HI(module, chan))); - } -} - -/****************************************************************************/ -/** -* @brief Helper function to display descriptor ring -* -* @return void -* -* -* @note -* None -*/ -/****************************************************************************/ -static void DisplayDescRing(void *pDescriptor, /* [ IN ] Descriptor buffer */ - int (*fpPrint) (const char *, ...) /* [ IN ] Callback to the print function */ - ) { - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - dmacHw_DESC_t *pStart; - - if (pRing->pHead == NULL) { - return; - } - - pStart = pRing->pHead; - - while ((dmacHw_DESC_t *) pStart->llp != pRing->pHead) { - if (pStart == pRing->pHead) { - (*fpPrint) ("Head\n"); - } - if (pStart == pRing->pTail) { - (*fpPrint) ("Tail\n"); - } - if (pStart == pRing->pProg) { - (*fpPrint) ("Prog\n"); - } - if (pStart == pRing->pEnd) { - (*fpPrint) ("End\n"); - } - if (pStart == pRing->pFree) { - (*fpPrint) ("Free\n"); - } - (*fpPrint) ("0x%X:\n", (uint32_t) pStart); - (*fpPrint) ("sar 0x%0X\n", pStart->sar); - (*fpPrint) ("dar 0x%0X\n", pStart->dar); - (*fpPrint) ("llp 0x%0X\n", pStart->llp); - (*fpPrint) ("ctl.lo 0x%0X\n", pStart->ctl.lo); - (*fpPrint) ("ctl.hi 0x%0X\n", pStart->ctl.hi); - (*fpPrint) ("sstat 0x%0X\n", pStart->sstat); - (*fpPrint) ("dstat 0x%0X\n", pStart->dstat); - (*fpPrint) ("devCtl 0x%0X\n", pStart->devCtl); - - pStart = (dmacHw_DESC_t *) pStart->llp; - } - if (pStart == pRing->pHead) { - (*fpPrint) ("Head\n"); - } - if (pStart == pRing->pTail) { - (*fpPrint) ("Tail\n"); - } - if (pStart == pRing->pProg) { - (*fpPrint) ("Prog\n"); - } - if (pStart == pRing->pEnd) { - (*fpPrint) ("End\n"); - } - if (pStart == pRing->pFree) { - (*fpPrint) ("Free\n"); - } - (*fpPrint) ("0x%X:\n", (uint32_t) pStart); - (*fpPrint) ("sar 0x%0X\n", pStart->sar); - (*fpPrint) ("dar 0x%0X\n", pStart->dar); - (*fpPrint) ("llp 0x%0X\n", pStart->llp); - (*fpPrint) ("ctl.lo 0x%0X\n", pStart->ctl.lo); - (*fpPrint) ("ctl.hi 0x%0X\n", pStart->ctl.hi); - (*fpPrint) ("sstat 0x%0X\n", pStart->sstat); - (*fpPrint) ("dstat 0x%0X\n", pStart->dstat); - (*fpPrint) ("devCtl 0x%0X\n", pStart->devCtl); -} - -/****************************************************************************/ -/** -* @brief Check if DMA channel is the flow controller -* -* @return 1 : If DMA is a flow controller -* 0 : Peripheral is the flow controller -* -* @note -* None -*/ -/****************************************************************************/ -static inline int DmaIsFlowController(void *pDescriptor /* [ IN ] Descriptor buffer */ - ) { - uint32_t ttfc = - (dmacHw_GET_DESC_RING(pDescriptor))->pTail->ctl. - lo & dmacHw_REG_CTL_TTFC_MASK; - - switch (ttfc) { - case dmacHw_REG_CTL_TTFC_MM_DMAC: - case dmacHw_REG_CTL_TTFC_MP_DMAC: - case dmacHw_REG_CTL_TTFC_PM_DMAC: - case dmacHw_REG_CTL_TTFC_PP_DMAC: - return 1; - } - - return 0; -} - -/****************************************************************************/ -/** -* @brief Overwrites data length in the descriptor -* -* This function overwrites data length in the descriptor -* -* -* @return void -* -* @note -* This is only used for PCM channel -*/ -/****************************************************************************/ -void dmacHw_setDataLength(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - size_t dataLen /* [ IN ] Data length in bytes */ - ) { - dmacHw_DESC_t *pProg; - dmacHw_DESC_t *pHead; - int srcTs = 0; - int srcTrSize = 0; - - pHead = (dmacHw_GET_DESC_RING(pDescriptor))->pHead; - pProg = pHead; - - srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth); - srcTs = dataLen / srcTrSize; - do { - pProg->ctl.hi = srcTs & dmacHw_REG_CTL_BLOCK_TS_MASK; - pProg = (dmacHw_DESC_t *) pProg->llp; - } while (pProg != pHead); -} - -/****************************************************************************/ -/** -* @brief Clears the interrupt -* -* This function clears the DMA channel specific interrupt -* -* -* @return void -* -* @note -* Must be called under the context of ISR -*/ -/****************************************************************************/ -void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - dmacHw_TRAN_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_BLOCK_INT_CLEAR(pCblk->module, pCblk->channel); - dmacHw_ERROR_INT_CLEAR(pCblk->module, pCblk->channel); -} - -/****************************************************************************/ -/** -* @brief Returns the cause of channel specific DMA interrupt -* -* This function returns the cause of interrupt -* -* @return Interrupt status, each bit representing a specific type of interrupt -* -* @note -* Should be called under the context of ISR -*/ -/****************************************************************************/ -dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - dmacHw_INTERRUPT_STATUS_e status = dmacHw_INTERRUPT_STATUS_NONE; - - if (dmacHw_REG_INT_STAT_TRAN(pCblk->module) & - ((0x00000001 << pCblk->channel))) { - status |= dmacHw_INTERRUPT_STATUS_TRANS; - } - if (dmacHw_REG_INT_STAT_BLOCK(pCblk->module) & - ((0x00000001 << pCblk->channel))) { - status |= dmacHw_INTERRUPT_STATUS_BLOCK; - } - if (dmacHw_REG_INT_STAT_ERROR(pCblk->module) & - ((0x00000001 << pCblk->channel))) { - status |= dmacHw_INTERRUPT_STATUS_ERROR; - } - - return status; -} - -/****************************************************************************/ -/** -* @brief Indentifies a DMA channel causing interrupt -* -* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e -* -* @return NULL : No channel causing DMA interrupt -* ! NULL : Handle to a channel causing DMA interrupt -* @note -* dmacHw_clearInterrupt() must be called with a valid handle after calling this function -*/ -/****************************************************************************/ -dmacHw_HANDLE_t dmacHw_getInterruptSource(void) -{ - uint32_t i; - - for (i = 0; i < dmaChannelCount_0 + dmaChannelCount_1; i++) { - if ((dmacHw_REG_INT_STAT_TRAN(dmacHw_gCblk[i].module) & - ((0x00000001 << dmacHw_gCblk[i].channel))) - || (dmacHw_REG_INT_STAT_BLOCK(dmacHw_gCblk[i].module) & - ((0x00000001 << dmacHw_gCblk[i].channel))) - || (dmacHw_REG_INT_STAT_ERROR(dmacHw_gCblk[i].module) & - ((0x00000001 << dmacHw_gCblk[i].channel))) - ) { - return dmacHw_CBLK_TO_HANDLE(&dmacHw_gCblk[i]); - } - } - return dmacHw_CBLK_TO_HANDLE(NULL); -} - -/****************************************************************************/ -/** -* @brief Estimates number of descriptor needed to perform certain DMA transfer -* -* -* @return On failure : -1 -* On success : Number of descriptor count -* -* -*/ -/****************************************************************************/ -int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */ - void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */ - size_t dataLen /* [ IN ] Data length in bytes */ - ) { - int srcTs = 0; - int oddSize = 0; - int descCount = 0; - int dstTrSize = 0; - int srcTrSize = 0; - uint32_t maxBlockSize = dmacHw_MAX_BLOCKSIZE; - dmacHw_TRANSACTION_WIDTH_e dstTrWidth; - dmacHw_TRANSACTION_WIDTH_e srcTrWidth; - - dstTrSize = dmacHw_GetTrWidthInBytes(pConfig->dstMaxTransactionWidth); - srcTrSize = dmacHw_GetTrWidthInBytes(pConfig->srcMaxTransactionWidth); - - /* Skip Tx if buffer is NULL or length is unknown */ - if ((pSrcAddr == NULL) || (pDstAddr == NULL) || (dataLen == 0)) { - /* Do not initiate transfer */ - return -1; - } - - /* Ensure scatter and gather are transaction aligned */ - if (pConfig->srcGatherWidth % srcTrSize - || pConfig->dstScatterWidth % dstTrSize) { - return -1; - } - - /* - Background 1: DMAC can not perform DMA if source and destination addresses are - not properly aligned with the channel's transaction width. So, for successful - DMA transfer, transaction width must be set according to the alignment of the - source and destination address. - */ - - /* Adjust destination transaction width if destination address is not aligned properly */ - dstTrWidth = pConfig->dstMaxTransactionWidth; - while (dmacHw_ADDRESS_MASK(dstTrSize) & (uint32_t) pDstAddr) { - dstTrWidth = dmacHw_GetNextTrWidth(dstTrWidth); - dstTrSize = dmacHw_GetTrWidthInBytes(dstTrWidth); - } - - /* Adjust source transaction width if source address is not aligned properly */ - srcTrWidth = pConfig->srcMaxTransactionWidth; - while (dmacHw_ADDRESS_MASK(srcTrSize) & (uint32_t) pSrcAddr) { - srcTrWidth = dmacHw_GetNextTrWidth(srcTrWidth); - srcTrSize = dmacHw_GetTrWidthInBytes(srcTrWidth); - } - - /* Find the maximum transaction per descriptor */ - if (pConfig->maxDataPerBlock - && ((pConfig->maxDataPerBlock / srcTrSize) < - dmacHw_MAX_BLOCKSIZE)) { - maxBlockSize = pConfig->maxDataPerBlock / srcTrSize; - } - - /* Find number of source transactions needed to complete the DMA transfer */ - srcTs = dataLen / srcTrSize; - /* Find the odd number of bytes that need to be transferred as single byte transaction width */ - if (srcTs && (dstTrSize > srcTrSize)) { - oddSize = dataLen % dstTrSize; - /* Adjust source transaction count due to "oddSize" */ - srcTs = srcTs - (oddSize / srcTrSize); - } else { - oddSize = dataLen % srcTrSize; - } - /* Adjust "descCount" due to "oddSize" */ - if (oddSize) { - descCount++; - } - - /* Find the number of descriptor needed for total "srcTs" */ - if (srcTs) { - descCount += ((srcTs - 1) / maxBlockSize) + 1; - } - - return descCount; -} - -/****************************************************************************/ -/** -* @brief Check the existence of pending descriptor -* -* This function confirmes if there is any pending descriptor in the chain -* to program the channel -* -* @return 1 : Channel need to be programmed with pending descriptor -* 0 : No more pending descriptor to programe the channel -* -* @note -* - This function should be called from ISR in case there are pending -* descriptor to program the channel. -* -* Example: -* -* dmac_isr () -* { -* ... -* if (dmacHw_descriptorPending (handle)) -* { -* dmacHw_initiateTransfer (handle); -* } -* } -* -*/ -/****************************************************************************/ -uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *pDescriptor /* [ IN ] Descriptor buffer */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - - /* Make sure channel is not busy */ - if (!CHANNEL_BUSY(pCblk->module, pCblk->channel)) { - /* Check if pEnd is not processed */ - if (pRing->pEnd) { - /* Something left for processing */ - return 1; - } - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Program channel register to stop transfer -* -* Ensures the channel is not doing any transfer after calling this function -* -* @return void -* -*/ -/****************************************************************************/ -void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk; - - pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - /* Stop the channel */ - dmacHw_DMA_STOP(pCblk->module, pCblk->channel); -} - -/****************************************************************************/ -/** -* @brief Deallocates source or destination memory, allocated -* -* This function can be called to deallocate data memory that was DMAed successfully -* -* @return On failure : -1 -* On success : Number of buffer freed -* -* @note -* This function will be called ONLY, when source OR destination address is pointing -* to dynamic memory -*/ -/****************************************************************************/ -int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */ - ) { - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - uint32_t count = 0; - - if (fpFree == NULL) { - return -1; - } - - while ((pRing->pFree != pRing->pTail) - && (pRing->pFree->ctl.lo & dmacHw_DESC_FREE)) { - if (pRing->pFree->devCtl == dmacHw_FREE_USER_MEMORY) { - /* Identify, which memory to free */ - if (dmacHw_DST_IS_MEMORY(pConfig->transferType)) { - (*fpFree) ((void *)pRing->pFree->dar); - } else { - /* Destination was a peripheral */ - (*fpFree) ((void *)pRing->pFree->sar); - } - /* Unmark user memory to indicate it is freed */ - pRing->pFree->devCtl = ~dmacHw_FREE_USER_MEMORY; - } - dmacHw_NEXT_DESC(pRing, pFree); - - count++; - } - - return count; -} - -/****************************************************************************/ -/** -* @brief Prepares descriptor ring, when source peripheral working as a flow controller -* -* This function will update the discriptor ring by allocating buffers, when source peripheral -* has to work as a flow controller to transfer data from: -* - Peripheral to memory. -* -* @return On failure : -1 -* On success : Number of descriptor updated -* -* -* @note -* Channel must be configured for peripheral to memory transfer -* -*/ -/****************************************************************************/ -int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - uint32_t srcAddr, /* [ IN ] Source peripheral address */ - void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */ - int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */ - int num /* [ IN ] Number of descriptor to set */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - dmacHw_DESC_t *pProg = NULL; - dmacHw_DESC_t *pLast = NULL; - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - uint32_t dstAddr; - uint32_t controlParam; - int i; - - dmacHw_ASSERT(pConfig->transferType == - dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM); - - if (num > pRing->num) { - return -1; - } - - pLast = pRing->pEnd; /* Last descriptor updated */ - pProg = pRing->pHead; /* First descriptor in the new list */ - - controlParam = pConfig->srcUpdate | - pConfig->dstUpdate | - pConfig->srcMaxTransactionWidth | - pConfig->dstMaxTransactionWidth | - pConfig->srcMasterInterface | - pConfig->dstMasterInterface | - pConfig->srcMaxBurstWidth | - pConfig->dstMaxBurstWidth | - dmacHw_REG_CTL_TTFC_PM_PERI | - dmacHw_REG_CTL_LLP_DST_EN | - dmacHw_REG_CTL_LLP_SRC_EN | dmacHw_REG_CTL_INT_EN; - - for (i = 0; i < num; i++) { - /* Allocate Rx buffer only for idle descriptor */ - if (((pRing->pHead->ctl.hi & dmacHw_DESC_FREE) == 0) || - ((dmacHw_DESC_t *) pRing->pHead->llp == pRing->pTail) - ) { - /* Rx descriptor is not idle */ - break; - } - /* Set source address */ - pRing->pHead->sar = srcAddr; - if (fpAlloc) { - /* Allocate memory for buffer in descriptor */ - dstAddr = (uint32_t) (*fpAlloc) (len); - /* Check the destination address */ - if (dstAddr == 0) { - if (i == 0) { - /* Not a single descriptor is available */ - return -1; - } - break; - } - /* Set destination address */ - pRing->pHead->dar = dstAddr; - } - /* Set control information */ - pRing->pHead->ctl.lo = controlParam; - /* Use "devCtl" to mark the memory that need to be freed later */ - pRing->pHead->devCtl = dmacHw_FREE_USER_MEMORY; - /* Descriptor is now owned by the channel */ - pRing->pHead->ctl.hi = 0; - /* Remember the descriptor last updated */ - pRing->pEnd = pRing->pHead; - /* Update next descriptor */ - dmacHw_NEXT_DESC(pRing, pHead); - } - - /* Mark the end of the list */ - pRing->pEnd->ctl.lo &= - ~(dmacHw_REG_CTL_LLP_DST_EN | dmacHw_REG_CTL_LLP_SRC_EN); - /* Connect the list */ - if (pLast != pProg) { - pLast->ctl.lo |= - dmacHw_REG_CTL_LLP_DST_EN | dmacHw_REG_CTL_LLP_SRC_EN; - } - /* Mark the descriptors are updated */ - pCblk->descUpdated = 1; - if (!pCblk->varDataStarted) { - /* LLP must be pointing to the first descriptor */ - dmacHw_SET_LLP(pCblk->module, pCblk->channel, - (uint32_t) pProg - pRing->virt2PhyOffset); - /* Channel, handling variable data started */ - pCblk->varDataStarted = 1; - } - - return i; -} - -/****************************************************************************/ -/** -* @brief Read data DMAed to memory -* -* This function will read data that has been DMAed to memory while transferring from: -* - Memory to memory -* - Peripheral to memory -* -* @param handle - -* @param ppBbuf - -* @param pLen - -* -* @return 0 - No more data is available to read -* 1 - More data might be available to read -* -*/ -/****************************************************************************/ -int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void **ppBbuf, /* [ OUT ] Data received */ - size_t *pLlen /* [ OUT ] Length of the data received */ - ) { - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - - (void)handle; - - if (pConfig->transferMode != dmacHw_TRANSFER_MODE_CONTINUOUS) { - if (((pRing->pTail->ctl.hi & dmacHw_DESC_FREE) == 0) || - (pRing->pTail == pRing->pHead) - ) { - /* No receive data available */ - *ppBbuf = (char *)NULL; - *pLlen = 0; - - return 0; - } - } - - /* Return read buffer and length */ - *ppBbuf = (char *)pRing->pTail->dar; - - /* Extract length of the received data */ - if (DmaIsFlowController(pDescriptor)) { - uint32_t srcTrSize = 0; - - switch (pRing->pTail->ctl.lo & dmacHw_REG_CTL_SRC_TR_WIDTH_MASK) { - case dmacHw_REG_CTL_SRC_TR_WIDTH_8: - srcTrSize = 1; - break; - case dmacHw_REG_CTL_SRC_TR_WIDTH_16: - srcTrSize = 2; - break; - case dmacHw_REG_CTL_SRC_TR_WIDTH_32: - srcTrSize = 4; - break; - case dmacHw_REG_CTL_SRC_TR_WIDTH_64: - srcTrSize = 8; - break; - default: - dmacHw_ASSERT(0); - } - /* Calculate length from the block size */ - *pLlen = - (pRing->pTail->ctl.hi & dmacHw_REG_CTL_BLOCK_TS_MASK) * - srcTrSize; - } else { - /* Extract length from the source peripheral */ - *pLlen = pRing->pTail->sstat; - } - - /* Advance tail to next descriptor */ - dmacHw_NEXT_DESC(pRing, pTail); - - return 1; -} - -/****************************************************************************/ -/** -* @brief Set descriptor carrying control information -* -* This function will be used to send specific control information to the device -* using the DMA channel -* -* -* @return -1 - On failure -* 0 - On success -* -* @note -* None -*/ -/****************************************************************************/ -int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - uint32_t ctlAddress, /* [ IN ] Address of the device control register */ - uint32_t control /* [ IN ] Device control information */ - ) { - dmacHw_DESC_RING_t *pRing = dmacHw_GET_DESC_RING(pDescriptor); - - if (ctlAddress == 0) { - return -1; - } - - /* Check the availability of descriptors in the ring */ - if ((pRing->pHead->ctl.hi & dmacHw_DESC_FREE) == 0) { - return -1; - } - /* Set control information */ - pRing->pHead->devCtl = control; - /* Set source and destination address */ - pRing->pHead->sar = (uint32_t) &pRing->pHead->devCtl; - pRing->pHead->dar = ctlAddress; - /* Set control parameters */ - if (pConfig->flowControler == dmacHw_FLOW_CONTROL_DMA) { - pRing->pHead->ctl.lo = pConfig->transferType | - dmacHw_SRC_ADDRESS_UPDATE_MODE_INC | - dmacHw_DST_ADDRESS_UPDATE_MODE_INC | - dmacHw_SRC_TRANSACTION_WIDTH_32 | - pConfig->dstMaxTransactionWidth | - dmacHw_SRC_BURST_WIDTH_0 | - dmacHw_DST_BURST_WIDTH_0 | - pConfig->srcMasterInterface | - pConfig->dstMasterInterface | dmacHw_REG_CTL_INT_EN; - } else { - uint32_t transferType = 0; - switch (pConfig->transferType) { - case dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM: - transferType = dmacHw_REG_CTL_TTFC_PM_PERI; - break; - case dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL: - transferType = dmacHw_REG_CTL_TTFC_MP_PERI; - break; - default: - dmacHw_ASSERT(0); - } - pRing->pHead->ctl.lo = transferType | - dmacHw_SRC_ADDRESS_UPDATE_MODE_INC | - dmacHw_DST_ADDRESS_UPDATE_MODE_INC | - dmacHw_SRC_TRANSACTION_WIDTH_32 | - pConfig->dstMaxTransactionWidth | - dmacHw_SRC_BURST_WIDTH_0 | - dmacHw_DST_BURST_WIDTH_0 | - pConfig->srcMasterInterface | - pConfig->dstMasterInterface | - pConfig->flowControler | dmacHw_REG_CTL_INT_EN; - } - - /* Set block transaction size to one 32 bit transaction */ - pRing->pHead->ctl.hi = dmacHw_REG_CTL_BLOCK_TS_MASK & 1; - - /* Remember the descriptor to initialize the registers */ - if (pRing->pProg == dmacHw_DESC_INIT) { - pRing->pProg = pRing->pHead; - } - pRing->pEnd = pRing->pHead; - - /* Advance the descriptor */ - dmacHw_NEXT_DESC(pRing, pHead); - - /* Update Tail pointer if destination is a peripheral */ - if (!dmacHw_DST_IS_MEMORY(pConfig->transferType)) { - pRing->pTail = pRing->pHead; - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Sets channel specific user data -* -* This function associates user data to a specific DMA channel -* -*/ -/****************************************************************************/ -void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *userData /* [ IN ] User data */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - pCblk->userData = userData; -} - -/****************************************************************************/ -/** -* @brief Gets channel specific user data -* -* This function returns user data specific to a DMA channel -* -* @return user data -*/ -/****************************************************************************/ -void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - return pCblk->userData; -} - -/****************************************************************************/ -/** -* @brief Resets descriptor control information -* -* @return void -*/ -/****************************************************************************/ -void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */ - ) { - int i; - dmacHw_DESC_RING_t *pRing; - dmacHw_DESC_t *pDesc; - - pRing = dmacHw_GET_DESC_RING(pDescriptor); - pDesc = pRing->pHead; - - for (i = 0; i < pRing->num; i++) { - /* Mark descriptor is ready to use */ - pDesc->ctl.hi = dmacHw_DESC_FREE; - /* Look into next link list item */ - pDesc++; - } - pRing->pFree = pRing->pTail = pRing->pEnd = pRing->pHead; - pRing->pProg = dmacHw_DESC_INIT; -} - -/****************************************************************************/ -/** -* @brief Displays channel specific registers and other control parameters -* -* @return void -* -* -* @note -* None -*/ -/****************************************************************************/ -void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */ - ) { - dmacHw_CBLK_t *pCblk = dmacHw_HANDLE_TO_CBLK(handle); - - DisplayRegisterContents(pCblk->module, pCblk->channel, fpPrint); - DisplayDescRing(pDescriptor, fpPrint); -} diff --git a/arch/arm/mach-bcmring/csp/tmr/Makefile b/arch/arm/mach-bcmring/csp/tmr/Makefile deleted file mode 100644 index 244a61ab769..00000000000 --- a/arch/arm/mach-bcmring/csp/tmr/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y += tmrHw.o diff --git a/arch/arm/mach-bcmring/csp/tmr/tmrHw.c b/arch/arm/mach-bcmring/csp/tmr/tmrHw.c deleted file mode 100644 index 16225e43f3c..00000000000 --- a/arch/arm/mach-bcmring/csp/tmr/tmrHw.c +++ /dev/null @@ -1,576 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file tmrHw.c -* -* @brief Low level Timer driver routines -* -* @note -* -* These routines provide basic timer functionality only. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/errno.h> -#include <csp/stdint.h> - -#include <csp/tmrHw.h> -#include <mach/csp/tmrHw_reg.h> - -#define tmrHw_ASSERT(a) if (!(a)) *(char *)0 = 0 -#define tmrHw_MILLISEC_PER_SEC (1000) - -#define tmrHw_LOW_1_RESOLUTION_COUNT (tmrHw_LOW_RESOLUTION_CLOCK / tmrHw_MILLISEC_PER_SEC) -#define tmrHw_LOW_1_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_1_RESOLUTION_COUNT) -#define tmrHw_LOW_16_RESOLUTION_COUNT (tmrHw_LOW_1_RESOLUTION_COUNT / 16) -#define tmrHw_LOW_16_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_16_RESOLUTION_COUNT) -#define tmrHw_LOW_256_RESOLUTION_COUNT (tmrHw_LOW_1_RESOLUTION_COUNT / 256) -#define tmrHw_LOW_256_MAX_MILLISEC (0xFFFFFFFF / tmrHw_LOW_256_RESOLUTION_COUNT) - -#define tmrHw_HIGH_1_RESOLUTION_COUNT (tmrHw_HIGH_RESOLUTION_CLOCK / tmrHw_MILLISEC_PER_SEC) -#define tmrHw_HIGH_1_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_1_RESOLUTION_COUNT) -#define tmrHw_HIGH_16_RESOLUTION_COUNT (tmrHw_HIGH_1_RESOLUTION_COUNT / 16) -#define tmrHw_HIGH_16_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_16_RESOLUTION_COUNT) -#define tmrHw_HIGH_256_RESOLUTION_COUNT (tmrHw_HIGH_1_RESOLUTION_COUNT / 256) -#define tmrHw_HIGH_256_MAX_MILLISEC (0xFFFFFFFF / tmrHw_HIGH_256_RESOLUTION_COUNT) - -static void ResetTimer(tmrHw_ID_t timerId) - __attribute__ ((section(".aramtext"))); -static int tmrHw_divide(int num, int denom) - __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Get timer capability -* -* This function returns various capabilities/attributes of a timer -* -* @return Capability -* -*/ -/****************************************************************************/ -uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */ -) { - switch (capability) { - case tmrHw_CAPABILITY_CLOCK: - return (timerId <= - 1) ? tmrHw_LOW_RESOLUTION_CLOCK : - tmrHw_HIGH_RESOLUTION_CLOCK; - case tmrHw_CAPABILITY_RESOLUTION: - return 32; - default: - return 0; - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Resets a timer -* -* This function initializes timer -* -* @return void -* -*/ -/****************************************************************************/ -static void ResetTimer(tmrHw_ID_t timerId /* [ IN ] Timer Id */ -) { - /* Reset timer */ - pTmrHw[timerId].LoadValue = 0; - pTmrHw[timerId].CurrentValue = 0xFFFFFFFF; - pTmrHw[timerId].Control = 0; - pTmrHw[timerId].BackgroundLoad = 0; - /* Always configure as a 32 bit timer */ - pTmrHw[timerId].Control |= tmrHw_CONTROL_32BIT; - /* Clear interrupt only if raw status interrupt is set */ - if (pTmrHw[timerId].RawInterruptStatus) { - pTmrHw[timerId].InterruptClear = 0xFFFFFFFF; - } -} - -/****************************************************************************/ -/** -* @brief Sets counter value for an interval in ms -* -* @return On success: Effective counter value set -* On failure: 0 -* -*/ -/****************************************************************************/ -static tmrHw_INTERVAL_t SetTimerPeriod(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */ -) { - uint32_t scale = 0; - uint32_t count = 0; - - if (timerId == 0 || timerId == 1) { - if (msec <= tmrHw_LOW_1_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1; - scale = tmrHw_LOW_1_RESOLUTION_COUNT; - } else if (msec <= tmrHw_LOW_16_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16; - scale = tmrHw_LOW_16_RESOLUTION_COUNT; - } else if (msec <= tmrHw_LOW_256_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256; - scale = tmrHw_LOW_256_RESOLUTION_COUNT; - } else { - return 0; - } - - count = msec * scale; - /* Set counter value */ - pTmrHw[timerId].LoadValue = count; - pTmrHw[timerId].BackgroundLoad = count; - - } else if (timerId == 2 || timerId == 3) { - if (msec <= tmrHw_HIGH_1_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1; - scale = tmrHw_HIGH_1_RESOLUTION_COUNT; - } else if (msec <= tmrHw_HIGH_16_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16; - scale = tmrHw_HIGH_16_RESOLUTION_COUNT; - } else if (msec <= tmrHw_HIGH_256_MAX_MILLISEC) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256; - scale = tmrHw_HIGH_256_RESOLUTION_COUNT; - } else { - return 0; - } - - count = msec * scale; - /* Set counter value */ - pTmrHw[timerId].LoadValue = count; - pTmrHw[timerId].BackgroundLoad = count; - } - return count / scale; -} - -/****************************************************************************/ -/** -* @brief Configures a periodic timer in terms of timer interrupt rate -* -* This function initializes a periodic timer to generate specific number of -* timer interrupt per second -* -* @return On success: Effective timer frequency -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */ -) { - uint32_t resolution = 0; - uint32_t count = 0; - ResetTimer(timerId); - - /* Set timer mode periodic */ - pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC; - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT; - /* Set timer in highest resolution */ - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1; - - if (rate && (timerId == 0 || timerId == 1)) { - if (rate > tmrHw_LOW_RESOLUTION_CLOCK) { - return 0; - } - resolution = tmrHw_LOW_RESOLUTION_CLOCK; - } else if (rate && (timerId == 2 || timerId == 3)) { - if (rate > tmrHw_HIGH_RESOLUTION_CLOCK) { - return 0; - } else { - resolution = tmrHw_HIGH_RESOLUTION_CLOCK; - } - } else { - return 0; - } - /* Find the counter value */ - count = resolution / rate; - /* Set counter value */ - pTmrHw[timerId].LoadValue = count; - pTmrHw[timerId].BackgroundLoad = count; - - return resolution / count; -} - -/****************************************************************************/ -/** -* @brief Configures a periodic timer to generate timer interrupt after -* certain time interval -* -* This function initializes a periodic timer to generate timer interrupt -* after every time interval in millisecond -* -* @return On success: Effective interval set in milli-second -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */ -) { - ResetTimer(timerId); - - /* Set timer mode periodic */ - pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC; - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT; - - return SetTimerPeriod(timerId, msec); -} - -/****************************************************************************/ -/** -* @brief Configures a periodic timer to generate timer interrupt just once -* after certain time interval -* -* This function initializes a periodic timer to generate a single ticks after -* certain time interval in millisecond -* -* @return On success: Effective interval set in milli-second -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_INTERVAL_t msec /* [ IN ] Interval in milli-second */ -) { - ResetTimer(timerId); - - /* Set timer mode oneshot */ - pTmrHw[timerId].Control |= tmrHw_CONTROL_PERIODIC; - pTmrHw[timerId].Control |= tmrHw_CONTROL_ONESHOT; - - return SetTimerPeriod(timerId, msec); -} - -/****************************************************************************/ -/** -* @brief Configures a timer to run as a free running timer -* -* This function initializes a timer to run as a free running timer -* -* @return Timer resolution (count / sec) -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - uint32_t divider /* [ IN ] Dividing the clock frequency */ -) { - uint32_t scale = 0; - - ResetTimer(timerId); - /* Set timer as free running mode */ - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_PERIODIC; - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_ONESHOT; - - if (divider >= 64) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_256; - scale = 256; - } else if (divider >= 8) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_16; - scale = 16; - } else { - pTmrHw[timerId].Control |= tmrHw_CONTROL_PRESCALE_1; - scale = 1; - } - - if (timerId == 0 || timerId == 1) { - return tmrHw_divide(tmrHw_LOW_RESOLUTION_CLOCK, scale); - } else if (timerId == 2 || timerId == 3) { - return tmrHw_divide(tmrHw_HIGH_RESOLUTION_CLOCK, scale); - } - - return 0; -} - -/****************************************************************************/ -/** -* @brief Starts a timer -* -* This function starts a preconfigured timer -* -* @return -1 - On Failure -* 0 - On Success -* -*/ -/****************************************************************************/ -int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_TIMER_ENABLE; - return 0; -} - -/****************************************************************************/ -/** -* @brief Stops a timer -* -* This function stops a running timer -* -* @return -1 - On Failure -* 0 - On Success -* -*/ -/****************************************************************************/ -int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_TIMER_ENABLE; - return 0; -} - -/****************************************************************************/ -/** -* @brief Gets current timer count -* -* This function returns the current timer value -* -* @return Current downcounting timer value -* -*/ -/****************************************************************************/ -uint32_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - /* return 32 bit timer value */ - switch (pTmrHw[timerId].Control & tmrHw_CONTROL_MODE_MASK) { - case tmrHw_CONTROL_FREE_RUNNING: - if (pTmrHw[timerId].CurrentValue) { - return tmrHw_MAX_COUNT - pTmrHw[timerId].CurrentValue; - } - break; - case tmrHw_CONTROL_PERIODIC: - case tmrHw_CONTROL_ONESHOT: - return pTmrHw[timerId].BackgroundLoad - - pTmrHw[timerId].CurrentValue; - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Gets timer count rate -* -* This function returns the number of counts per second -* -* @return Count rate -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - uint32_t divider = 0; - - switch (pTmrHw[timerId].Control & tmrHw_CONTROL_PRESCALE_MASK) { - case tmrHw_CONTROL_PRESCALE_1: - divider = 1; - break; - case tmrHw_CONTROL_PRESCALE_16: - divider = 16; - break; - case tmrHw_CONTROL_PRESCALE_256: - divider = 256; - break; - default: - tmrHw_ASSERT(0); - } - - if (timerId == 0 || timerId == 1) { - return tmrHw_divide(tmrHw_LOW_RESOLUTION_CLOCK, divider); - } else { - return tmrHw_divide(tmrHw_HIGH_RESOLUTION_CLOCK, divider); - } - return 0; -} - -/****************************************************************************/ -/** -* @brief Enables timer interrupt -* -* This function enables the timer interrupt -* -* @return N/A -* -*/ -/****************************************************************************/ -void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - pTmrHw[timerId].Control |= tmrHw_CONTROL_INTERRUPT_ENABLE; -} - -/****************************************************************************/ -/** -* @brief Disables timer interrupt -* -* This function disable the timer interrupt -* -* @return N/A -* -*/ -/****************************************************************************/ -void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - pTmrHw[timerId].Control &= ~tmrHw_CONTROL_INTERRUPT_ENABLE; -} - -/****************************************************************************/ -/** -* @brief Clears the interrupt -* -* This function clears the timer interrupt -* -* @return N/A -* -* @note -* Must be called under the context of ISR -*/ -/****************************************************************************/ -void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - pTmrHw[timerId].InterruptClear = 0x1; -} - -/****************************************************************************/ -/** -* @brief Gets the interrupt status -* -* This function returns timer interrupt status -* -* @return Interrupt status -*/ -/****************************************************************************/ -tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) { - if (pTmrHw[timerId].InterruptStatus) { - return tmrHw_INTERRUPT_STATUS_SET; - } else { - return tmrHw_INTERRUPT_STATUS_UNSET; - } -} - -/****************************************************************************/ -/** -* @brief Indentifies a timer causing interrupt -* -* This functions returns a timer causing interrupt -* -* @return 0xFFFFFFFF : No timer causing an interrupt -* ! 0xFFFFFFFF : timer causing an interrupt -* @note -* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function -*/ -/****************************************************************************/ -tmrHw_ID_t tmrHw_getInterruptSource(void /* void */ -) { - int i; - - for (i = 0; i < tmrHw_TIMER_NUM_COUNT; i++) { - if (pTmrHw[i].InterruptStatus) { - return i; - } - } - - return 0xFFFFFFFF; -} - -/****************************************************************************/ -/** -* @brief Displays specific timer registers -* -* -* @return void -* -*/ -/****************************************************************************/ -void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */ - int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */ -) { - (*fpPrint) ("Displaying register contents \n\n"); - (*fpPrint) ("Timer %d: Load value 0x%X\n", timerId, - pTmrHw[timerId].LoadValue); - (*fpPrint) ("Timer %d: Background load value 0x%X\n", timerId, - pTmrHw[timerId].BackgroundLoad); - (*fpPrint) ("Timer %d: Control 0x%X\n", timerId, - pTmrHw[timerId].Control); - (*fpPrint) ("Timer %d: Interrupt clear 0x%X\n", timerId, - pTmrHw[timerId].InterruptClear); - (*fpPrint) ("Timer %d: Interrupt raw interrupt 0x%X\n", timerId, - pTmrHw[timerId].RawInterruptStatus); - (*fpPrint) ("Timer %d: Interrupt status 0x%X\n", timerId, - pTmrHw[timerId].InterruptStatus); -} - -/****************************************************************************/ -/** -* @brief Use a timer to perform a busy wait delay for a number of usecs. -* -* @return N/A -*/ -/****************************************************************************/ -void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */ - unsigned long usecs /* [ IN ] usec to delay */ -) { - tmrHw_RATE_t usec_tick_rate; - tmrHw_COUNT_t start_time; - tmrHw_COUNT_t delta_time; - - start_time = tmrHw_GetCurrentCount(timerId); - usec_tick_rate = tmrHw_divide(tmrHw_getCountRate(timerId), 1000000); - delta_time = usecs * usec_tick_rate; - - /* Busy wait */ - while (delta_time > (tmrHw_GetCurrentCount(timerId) - start_time)) - ; -} - -/****************************************************************************/ -/** -* @brief Local Divide function -* -* This function does the divide -* -* @return divide value -* -*/ -/****************************************************************************/ -static int tmrHw_divide(int num, int denom) -{ - int r; - int t = 1; - - /* Shift denom and t up to the largest value to optimize algorithm */ - /* t contains the units of each divide */ - while ((denom & 0x40000000) == 0) { /* fails if denom=0 */ - denom = denom << 1; - t = t << 1; - } - - /* Initialize the result */ - r = 0; - - do { - /* Determine if there exists a positive remainder */ - if ((num - denom) >= 0) { - /* Accumlate t to the result and calculate a new remainder */ - num = num - denom; - r = r + t; - } - /* Continue to shift denom and shift t down to 0 */ - denom = denom >> 1; - t = t >> 1; - } while (t != 0); - return r; -} diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c deleted file mode 100644 index e5fd241fccd..00000000000 --- a/arch/arm/mach-bcmring/dma.c +++ /dev/null @@ -1,1518 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dma.c -* -* @brief Implements the DMA interface. -*/ -/****************************************************************************/ - -/* ---- Include Files ---------------------------------------------------- */ - -#include <linux/module.h> -#include <linux/device.h> -#include <linux/dma-mapping.h> -#include <linux/interrupt.h> -#include <linux/sched.h> -#include <linux/irqreturn.h> -#include <linux/proc_fs.h> -#include <linux/slab.h> - -#include <mach/timer.h> - -#include <linux/pfn.h> -#include <linux/atomic.h> -#include <mach/dma.h> - -/* ---- Public Variables ------------------------------------------------- */ - -/* ---- Private Constants and Types -------------------------------------- */ - -#define MAKE_HANDLE(controllerIdx, channelIdx) (((controllerIdx) << 4) | (channelIdx)) - -#define CONTROLLER_FROM_HANDLE(handle) (((handle) >> 4) & 0x0f) -#define CHANNEL_FROM_HANDLE(handle) ((handle) & 0x0f) - - -/* ---- Private Variables ------------------------------------------------ */ - -static DMA_Global_t gDMA; -static struct proc_dir_entry *gDmaDir; - -#include "dma_device.c" - -/* ---- Private Function Prototypes -------------------------------------- */ - -/* ---- Functions ------------------------------------------------------- */ - -/****************************************************************************/ -/** -* Displays information for /proc/dma/channels -*/ -/****************************************************************************/ - -static int dma_proc_read_channels(char *buf, char **start, off_t offset, - int count, int *eof, void *data) -{ - int controllerIdx; - int channelIdx; - int limit = count - 200; - int len = 0; - DMA_Channel_t *channel; - - if (down_interruptible(&gDMA.lock) < 0) { - return -ERESTARTSYS; - } - - for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS; - controllerIdx++) { - for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS; - channelIdx++) { - if (len >= limit) { - break; - } - - channel = - &gDMA.controller[controllerIdx].channel[channelIdx]; - - len += - sprintf(buf + len, "%d:%d ", controllerIdx, - channelIdx); - - if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) != - 0) { - len += - sprintf(buf + len, "Dedicated for %s ", - DMA_gDeviceAttribute[channel-> - devType].name); - } else { - len += sprintf(buf + len, "Shared "); - } - - if ((channel->flags & DMA_CHANNEL_FLAG_NO_ISR) != 0) { - len += sprintf(buf + len, "No ISR "); - } - - if ((channel->flags & DMA_CHANNEL_FLAG_LARGE_FIFO) != 0) { - len += sprintf(buf + len, "Fifo: 128 "); - } else { - len += sprintf(buf + len, "Fifo: 64 "); - } - - if ((channel->flags & DMA_CHANNEL_FLAG_IN_USE) != 0) { - len += - sprintf(buf + len, "InUse by %s", - DMA_gDeviceAttribute[channel-> - devType].name); -#if (DMA_DEBUG_TRACK_RESERVATION) - len += - sprintf(buf + len, " (%s:%d)", - channel->fileName, - channel->lineNum); -#endif - } else { - len += sprintf(buf + len, "Avail "); - } - - if (channel->lastDevType != DMA_DEVICE_NONE) { - len += - sprintf(buf + len, "Last use: %s ", - DMA_gDeviceAttribute[channel-> - lastDevType]. - name); - } - - len += sprintf(buf + len, "\n"); - } - } - up(&gDMA.lock); - *eof = 1; - - return len; -} - -/****************************************************************************/ -/** -* Displays information for /proc/dma/devices -*/ -/****************************************************************************/ - -static int dma_proc_read_devices(char *buf, char **start, off_t offset, - int count, int *eof, void *data) -{ - int limit = count - 200; - int len = 0; - int devIdx; - - if (down_interruptible(&gDMA.lock) < 0) { - return -ERESTARTSYS; - } - - for (devIdx = 0; devIdx < DMA_NUM_DEVICE_ENTRIES; devIdx++) { - DMA_DeviceAttribute_t *devAttr = &DMA_gDeviceAttribute[devIdx]; - - if (devAttr->name == NULL) { - continue; - } - - if (len >= limit) { - break; - } - - len += sprintf(buf + len, "%-12s ", devAttr->name); - - if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) { - len += - sprintf(buf + len, "Dedicated %d:%d ", - devAttr->dedicatedController, - devAttr->dedicatedChannel); - } else { - len += sprintf(buf + len, "Shared DMA:"); - if ((devAttr->flags & DMA_DEVICE_FLAG_ON_DMA0) != 0) { - len += sprintf(buf + len, "0"); - } - if ((devAttr->flags & DMA_DEVICE_FLAG_ON_DMA1) != 0) { - len += sprintf(buf + len, "1"); - } - len += sprintf(buf + len, " "); - } - if ((devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) != 0) { - len += sprintf(buf + len, "NoISR "); - } - if ((devAttr->flags & DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO) != 0) { - len += sprintf(buf + len, "Allow-128 "); - } - - len += - sprintf(buf + len, - "Xfer #: %Lu Ticks: %Lu Bytes: %Lu DescLen: %u\n", - devAttr->numTransfers, devAttr->transferTicks, - devAttr->transferBytes, - devAttr->ring.bytesAllocated); - - } - - up(&gDMA.lock); - *eof = 1; - - return len; -} - -/****************************************************************************/ -/** -* Determines if a DMA_Device_t is "valid". -* -* @return -* TRUE - dma device is valid -* FALSE - dma device isn't valid -*/ -/****************************************************************************/ - -static inline int IsDeviceValid(DMA_Device_t device) -{ - return (device >= 0) && (device < DMA_NUM_DEVICE_ENTRIES); -} - -/****************************************************************************/ -/** -* Translates a DMA handle into a pointer to a channel. -* -* @return -* non-NULL - pointer to DMA_Channel_t -* NULL - DMA Handle was invalid -*/ -/****************************************************************************/ - -static inline DMA_Channel_t *HandleToChannel(DMA_Handle_t handle) -{ - int controllerIdx; - int channelIdx; - - controllerIdx = CONTROLLER_FROM_HANDLE(handle); - channelIdx = CHANNEL_FROM_HANDLE(handle); - - if ((controllerIdx > DMA_NUM_CONTROLLERS) - || (channelIdx > DMA_NUM_CHANNELS)) { - return NULL; - } - return &gDMA.controller[controllerIdx].channel[channelIdx]; -} - -/****************************************************************************/ -/** -* Interrupt handler which is called to process DMA interrupts. -*/ -/****************************************************************************/ - -static irqreturn_t dma_interrupt_handler(int irq, void *dev_id) -{ - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - int irqStatus; - - channel = (DMA_Channel_t *) dev_id; - - /* Figure out why we were called, and knock down the interrupt */ - - irqStatus = dmacHw_getInterruptStatus(channel->dmacHwHandle); - dmacHw_clearInterrupt(channel->dmacHwHandle); - - if ((channel->devType < 0) - || (channel->devType > DMA_NUM_DEVICE_ENTRIES)) { - printk(KERN_ERR "dma_interrupt_handler: Invalid devType: %d\n", - channel->devType); - return IRQ_NONE; - } - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - /* Update stats */ - - if ((irqStatus & dmacHw_INTERRUPT_STATUS_TRANS) != 0) { - devAttr->transferTicks += - (timer_get_tick_count() - devAttr->transferStartTime); - } - - if ((irqStatus & dmacHw_INTERRUPT_STATUS_ERROR) != 0) { - printk(KERN_ERR - "dma_interrupt_handler: devType :%d DMA error (%s)\n", - channel->devType, devAttr->name); - } else { - devAttr->numTransfers++; - devAttr->transferBytes += devAttr->numBytes; - } - - /* Call any installed handler */ - - if (devAttr->devHandler != NULL) { - devAttr->devHandler(channel->devType, irqStatus, - devAttr->userData); - } - - return IRQ_HANDLED; -} - -/****************************************************************************/ -/** -* Allocates memory to hold a descriptor ring. The descriptor ring then -* needs to be populated by making one or more calls to -* dna_add_descriptors. -* -* The returned descriptor ring will be automatically initialized. -* -* @return -* 0 Descriptor ring was allocated successfully -* -EINVAL Invalid parameters passed in -* -ENOMEM Unable to allocate memory for the desired number of descriptors. -*/ -/****************************************************************************/ - -int dma_alloc_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to populate */ - int numDescriptors /* Number of descriptors that need to be allocated. */ - ) { - size_t bytesToAlloc = dmacHw_descriptorLen(numDescriptors); - - if ((ring == NULL) || (numDescriptors <= 0)) { - return -EINVAL; - } - - ring->physAddr = 0; - ring->descriptorsAllocated = 0; - ring->bytesAllocated = 0; - - ring->virtAddr = dma_alloc_writecombine(NULL, - bytesToAlloc, - &ring->physAddr, - GFP_KERNEL); - if (ring->virtAddr == NULL) { - return -ENOMEM; - } - - ring->bytesAllocated = bytesToAlloc; - ring->descriptorsAllocated = numDescriptors; - - return dma_init_descriptor_ring(ring, numDescriptors); -} - -EXPORT_SYMBOL(dma_alloc_descriptor_ring); - -/****************************************************************************/ -/** -* Releases the memory which was previously allocated for a descriptor ring. -*/ -/****************************************************************************/ - -void dma_free_descriptor_ring(DMA_DescriptorRing_t *ring /* Descriptor to release */ - ) { - if (ring->virtAddr != NULL) { - dma_free_writecombine(NULL, - ring->bytesAllocated, - ring->virtAddr, ring->physAddr); - } - - ring->bytesAllocated = 0; - ring->descriptorsAllocated = 0; - ring->virtAddr = NULL; - ring->physAddr = 0; -} - -EXPORT_SYMBOL(dma_free_descriptor_ring); - -/****************************************************************************/ -/** -* Initializes a descriptor ring, so that descriptors can be added to it. -* Once a descriptor ring has been allocated, it may be reinitialized for -* use with additional/different regions of memory. -* -* Note that if 7 descriptors are allocated, it's perfectly acceptable to -* initialize the ring with a smaller number of descriptors. The amount -* of memory allocated for the descriptor ring will not be reduced, and -* the descriptor ring may be reinitialized later -* -* @return -* 0 Descriptor ring was initialized successfully -* -ENOMEM The descriptor which was passed in has insufficient space -* to hold the desired number of descriptors. -*/ -/****************************************************************************/ - -int dma_init_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to initialize */ - int numDescriptors /* Number of descriptors to initialize. */ - ) { - if (ring->virtAddr == NULL) { - return -EINVAL; - } - if (dmacHw_initDescriptor(ring->virtAddr, - ring->physAddr, - ring->bytesAllocated, numDescriptors) < 0) { - printk(KERN_ERR - "dma_init_descriptor_ring: dmacHw_initDescriptor failed\n"); - return -ENOMEM; - } - - return 0; -} - -EXPORT_SYMBOL(dma_init_descriptor_ring); - -/****************************************************************************/ -/** -* Determines the number of descriptors which would be required for a -* transfer of the indicated memory region. -* -* This function also needs to know which DMA device this transfer will -* be destined for, so that the appropriate DMA configuration can be retrieved. -* DMA parameters such as transfer width, and whether this is a memory-to-memory -* or memory-to-peripheral, etc can all affect the actual number of descriptors -* required. -* -* @return -* > 0 Returns the number of descriptors required for the indicated transfer -* -ENODEV - Device handed in is invalid. -* -EINVAL Invalid parameters -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_calculate_descriptor_count(DMA_Device_t device, /* DMA Device that this will be associated with */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ) { - int numDescriptors; - DMA_DeviceAttribute_t *devAttr; - - if (!IsDeviceValid(device)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[device]; - - numDescriptors = dmacHw_calculateDescriptorCount(&devAttr->config, - (void *)srcData, - (void *)dstData, - numBytes); - if (numDescriptors < 0) { - printk(KERN_ERR - "dma_calculate_descriptor_count: dmacHw_calculateDescriptorCount failed\n"); - return -EINVAL; - } - - return numDescriptors; -} - -EXPORT_SYMBOL(dma_calculate_descriptor_count); - -/****************************************************************************/ -/** -* Adds a region of memory to the descriptor ring. Note that it may take -* multiple descriptors for each region of memory. It is the callers -* responsibility to allocate a sufficiently large descriptor ring. -* -* @return -* 0 Descriptors were added successfully -* -ENODEV Device handed in is invalid. -* -EINVAL Invalid parameters -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_add_descriptors(DMA_DescriptorRing_t *ring, /* Descriptor ring to add descriptors to */ - DMA_Device_t device, /* DMA Device that descriptors are for */ - dma_addr_t srcData, /* Place to get data (memory or device) */ - dma_addr_t dstData, /* Place to put data (memory or device) */ - size_t numBytes /* Number of bytes to transfer to the device */ - ) { - int rc; - DMA_DeviceAttribute_t *devAttr; - - if (!IsDeviceValid(device)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[device]; - - rc = dmacHw_setDataDescriptor(&devAttr->config, - ring->virtAddr, - (void *)srcData, - (void *)dstData, numBytes); - if (rc < 0) { - printk(KERN_ERR - "dma_add_descriptors: dmacHw_setDataDescriptor failed with code: %d\n", - rc); - return -ENOMEM; - } - - return 0; -} - -EXPORT_SYMBOL(dma_add_descriptors); - -/****************************************************************************/ -/** -* Sets the descriptor ring associated with a device. -* -* Once set, the descriptor ring will be associated with the device, even -* across channel request/free calls. Passing in a NULL descriptor ring -* will release any descriptor ring currently associated with the device. -* -* Note: If you call dma_transfer, or one of the other dma_alloc_ functions -* the descriptor ring may be released and reallocated. -* -* Note: This function will release the descriptor memory for any current -* descriptor ring associated with this device. -* -* @return -* 0 Descriptors were added successfully -* -ENODEV Device handed in is invalid. -*/ -/****************************************************************************/ - -int dma_set_device_descriptor_ring(DMA_Device_t device, /* Device to update the descriptor ring for. */ - DMA_DescriptorRing_t *ring /* Descriptor ring to add descriptors to */ - ) { - DMA_DeviceAttribute_t *devAttr; - - if (!IsDeviceValid(device)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[device]; - - /* Free the previously allocated descriptor ring */ - - dma_free_descriptor_ring(&devAttr->ring); - - if (ring != NULL) { - /* Copy in the new one */ - - devAttr->ring = *ring; - } - - /* Set things up so that if dma_transfer is called then this descriptor */ - /* ring will get freed. */ - - devAttr->prevSrcData = 0; - devAttr->prevDstData = 0; - devAttr->prevNumBytes = 0; - - return 0; -} - -EXPORT_SYMBOL(dma_set_device_descriptor_ring); - -/****************************************************************************/ -/** -* Retrieves the descriptor ring associated with a device. -* -* @return -* 0 Descriptors were added successfully -* -ENODEV Device handed in is invalid. -*/ -/****************************************************************************/ - -int dma_get_device_descriptor_ring(DMA_Device_t device, /* Device to retrieve the descriptor ring for. */ - DMA_DescriptorRing_t *ring /* Place to store retrieved ring */ - ) { - DMA_DeviceAttribute_t *devAttr; - - memset(ring, 0, sizeof(*ring)); - - if (!IsDeviceValid(device)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[device]; - - *ring = devAttr->ring; - - return 0; -} - -EXPORT_SYMBOL(dma_get_device_descriptor_ring); - -/****************************************************************************/ -/** -* Configures a DMA channel. -* -* @return -* >= 0 - Initialization was successful. -* -* -EBUSY - Device is currently being used. -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -static int ConfigChannel(DMA_Handle_t handle) -{ - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - int controllerIdx; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[channel->devType]; - controllerIdx = CONTROLLER_FROM_HANDLE(handle); - - if ((devAttr->flags & DMA_DEVICE_FLAG_PORT_PER_DMAC) != 0) { - if (devAttr->config.transferType == - dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL) { - devAttr->config.dstPeripheralPort = - devAttr->dmacPort[controllerIdx]; - } else if (devAttr->config.transferType == - dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM) { - devAttr->config.srcPeripheralPort = - devAttr->dmacPort[controllerIdx]; - } - } - - if (dmacHw_configChannel(channel->dmacHwHandle, &devAttr->config) != 0) { - printk(KERN_ERR "ConfigChannel: dmacHw_configChannel failed\n"); - return -EIO; - } - - return 0; -} - -/****************************************************************************/ -/** -* Initializes all of the data structures associated with the DMA. -* @return -* >= 0 - Initialization was successful. -* -* -EBUSY - Device is currently being used. -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -int dma_init(void) -{ - int rc = 0; - int controllerIdx; - int channelIdx; - DMA_Device_t devIdx; - DMA_Channel_t *channel; - DMA_Handle_t dedicatedHandle; - - memset(&gDMA, 0, sizeof(gDMA)); - - sema_init(&gDMA.lock, 0); - init_waitqueue_head(&gDMA.freeChannelQ); - - /* Initialize the Hardware */ - - dmacHw_initDma(); - - /* Start off by marking all of the DMA channels as shared. */ - - for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS; - controllerIdx++) { - for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS; - channelIdx++) { - channel = - &gDMA.controller[controllerIdx].channel[channelIdx]; - - channel->flags = 0; - channel->devType = DMA_DEVICE_NONE; - channel->lastDevType = DMA_DEVICE_NONE; - -#if (DMA_DEBUG_TRACK_RESERVATION) - channel->fileName = ""; - channel->lineNum = 0; -#endif - - channel->dmacHwHandle = - dmacHw_getChannelHandle(dmacHw_MAKE_CHANNEL_ID - (controllerIdx, - channelIdx)); - dmacHw_initChannel(channel->dmacHwHandle); - } - } - - /* Record any special attributes that channels may have */ - - gDMA.controller[0].channel[0].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO; - gDMA.controller[0].channel[1].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO; - gDMA.controller[1].channel[0].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO; - gDMA.controller[1].channel[1].flags |= DMA_CHANNEL_FLAG_LARGE_FIFO; - - /* Now walk through and record the dedicated channels. */ - - for (devIdx = 0; devIdx < DMA_NUM_DEVICE_ENTRIES; devIdx++) { - DMA_DeviceAttribute_t *devAttr = &DMA_gDeviceAttribute[devIdx]; - - if (((devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) != 0) - && ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) == 0)) { - printk(KERN_ERR - "DMA Device: %s Can only request NO_ISR for dedicated devices\n", - devAttr->name); - rc = -EINVAL; - goto out; - } - - if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) { - /* This is a dedicated device. Mark the channel as being reserved. */ - - if (devAttr->dedicatedController >= DMA_NUM_CONTROLLERS) { - printk(KERN_ERR - "DMA Device: %s DMA Controller %d is out of range\n", - devAttr->name, - devAttr->dedicatedController); - rc = -EINVAL; - goto out; - } - - if (devAttr->dedicatedChannel >= DMA_NUM_CHANNELS) { - printk(KERN_ERR - "DMA Device: %s DMA Channel %d is out of range\n", - devAttr->name, - devAttr->dedicatedChannel); - rc = -EINVAL; - goto out; - } - - dedicatedHandle = - MAKE_HANDLE(devAttr->dedicatedController, - devAttr->dedicatedChannel); - channel = HandleToChannel(dedicatedHandle); - - if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) != - 0) { - printk - ("DMA Device: %s attempting to use same DMA Controller:Channel (%d:%d) as %s\n", - devAttr->name, - devAttr->dedicatedController, - devAttr->dedicatedChannel, - DMA_gDeviceAttribute[channel->devType]. - name); - rc = -EBUSY; - goto out; - } - - channel->flags |= DMA_CHANNEL_FLAG_IS_DEDICATED; - channel->devType = devIdx; - - if (devAttr->flags & DMA_DEVICE_FLAG_NO_ISR) { - channel->flags |= DMA_CHANNEL_FLAG_NO_ISR; - } - - /* For dedicated channels, we can go ahead and configure the DMA channel now */ - /* as well. */ - - ConfigChannel(dedicatedHandle); - } - } - - /* Go through and register the interrupt handlers */ - - for (controllerIdx = 0; controllerIdx < DMA_NUM_CONTROLLERS; - controllerIdx++) { - for (channelIdx = 0; channelIdx < DMA_NUM_CHANNELS; - channelIdx++) { - channel = - &gDMA.controller[controllerIdx].channel[channelIdx]; - - if ((channel->flags & DMA_CHANNEL_FLAG_NO_ISR) == 0) { - snprintf(channel->name, sizeof(channel->name), - "dma %d:%d %s", controllerIdx, - channelIdx, - channel->devType == - DMA_DEVICE_NONE ? "" : - DMA_gDeviceAttribute[channel->devType]. - name); - - rc = - request_irq(IRQ_DMA0C0 + - (controllerIdx * - DMA_NUM_CHANNELS) + - channelIdx, - dma_interrupt_handler, - IRQF_DISABLED, channel->name, - channel); - if (rc != 0) { - printk(KERN_ERR - "request_irq for IRQ_DMA%dC%d failed\n", - controllerIdx, channelIdx); - } - } - } - } - - /* Create /proc/dma/channels and /proc/dma/devices */ - - gDmaDir = proc_mkdir("dma", NULL); - - if (gDmaDir == NULL) { - printk(KERN_ERR "Unable to create /proc/dma\n"); - } else { - create_proc_read_entry("channels", 0, gDmaDir, - dma_proc_read_channels, NULL); - create_proc_read_entry("devices", 0, gDmaDir, - dma_proc_read_devices, NULL); - } - -out: - - up(&gDMA.lock); - - return rc; -} - -/****************************************************************************/ -/** -* Reserves a channel for use with @a dev. If the device is setup to use -* a shared channel, then this function will block until a free channel -* becomes available. -* -* @return -* >= 0 - A valid DMA Handle. -* -EBUSY - Device is currently being used. -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -#if (DMA_DEBUG_TRACK_RESERVATION) -DMA_Handle_t dma_request_channel_dbg - (DMA_Device_t dev, const char *fileName, int lineNum) -#else -DMA_Handle_t dma_request_channel(DMA_Device_t dev) -#endif -{ - DMA_Handle_t handle; - DMA_DeviceAttribute_t *devAttr; - DMA_Channel_t *channel; - int controllerIdx; - int controllerIdx2; - int channelIdx; - - if (down_interruptible(&gDMA.lock) < 0) { - return -ERESTARTSYS; - } - - if ((dev < 0) || (dev >= DMA_NUM_DEVICE_ENTRIES)) { - handle = -ENODEV; - goto out; - } - devAttr = &DMA_gDeviceAttribute[dev]; - -#if (DMA_DEBUG_TRACK_RESERVATION) - { - char *s; - - s = strrchr(fileName, '/'); - if (s != NULL) { - fileName = s + 1; - } - } -#endif - if ((devAttr->flags & DMA_DEVICE_FLAG_IN_USE) != 0) { - /* This device has already been requested and not been freed */ - - printk(KERN_ERR "%s: device %s is already requested\n", - __func__, devAttr->name); - handle = -EBUSY; - goto out; - } - - if ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) != 0) { - /* This device has a dedicated channel. */ - - channel = - &gDMA.controller[devAttr->dedicatedController]. - channel[devAttr->dedicatedChannel]; - if ((channel->flags & DMA_CHANNEL_FLAG_IN_USE) != 0) { - handle = -EBUSY; - goto out; - } - - channel->flags |= DMA_CHANNEL_FLAG_IN_USE; - devAttr->flags |= DMA_DEVICE_FLAG_IN_USE; - -#if (DMA_DEBUG_TRACK_RESERVATION) - channel->fileName = fileName; - channel->lineNum = lineNum; -#endif - handle = - MAKE_HANDLE(devAttr->dedicatedController, - devAttr->dedicatedChannel); - goto out; - } - - /* This device needs to use one of the shared channels. */ - - handle = DMA_INVALID_HANDLE; - while (handle == DMA_INVALID_HANDLE) { - /* Scan through the shared channels and see if one is available */ - - for (controllerIdx2 = 0; controllerIdx2 < DMA_NUM_CONTROLLERS; - controllerIdx2++) { - /* Check to see if we should try on controller 1 first. */ - - controllerIdx = controllerIdx2; - if ((devAttr-> - flags & DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST) != 0) { - controllerIdx = 1 - controllerIdx; - } - - /* See if the device is available on the controller being tested */ - - if ((devAttr-> - flags & (DMA_DEVICE_FLAG_ON_DMA0 << controllerIdx)) - != 0) { - for (channelIdx = 0; - channelIdx < DMA_NUM_CHANNELS; - channelIdx++) { - channel = - &gDMA.controller[controllerIdx]. - channel[channelIdx]; - - if (((channel-> - flags & - DMA_CHANNEL_FLAG_IS_DEDICATED) == - 0) - && - ((channel-> - flags & DMA_CHANNEL_FLAG_IN_USE) - == 0)) { - if (((channel-> - flags & - DMA_CHANNEL_FLAG_LARGE_FIFO) - != 0) - && - ((devAttr-> - flags & - DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO) - == 0)) { - /* This channel is a large fifo - don't tie it up */ - /* with devices that we don't want using it. */ - - continue; - } - - channel->flags |= - DMA_CHANNEL_FLAG_IN_USE; - channel->devType = dev; - devAttr->flags |= - DMA_DEVICE_FLAG_IN_USE; - -#if (DMA_DEBUG_TRACK_RESERVATION) - channel->fileName = fileName; - channel->lineNum = lineNum; -#endif - handle = - MAKE_HANDLE(controllerIdx, - channelIdx); - - /* Now that we've reserved the channel - we can go ahead and configure it */ - - if (ConfigChannel(handle) != 0) { - handle = -EIO; - printk(KERN_ERR - "dma_request_channel: ConfigChannel failed\n"); - } - goto out; - } - } - } - } - - /* No channels are currently available. Let's wait for one to free up. */ - - { - DEFINE_WAIT(wait); - - prepare_to_wait(&gDMA.freeChannelQ, &wait, - TASK_INTERRUPTIBLE); - up(&gDMA.lock); - schedule(); - finish_wait(&gDMA.freeChannelQ, &wait); - - if (signal_pending(current)) { - /* We don't currently hold gDMA.lock, so we return directly */ - - return -ERESTARTSYS; - } - } - - if (down_interruptible(&gDMA.lock)) { - return -ERESTARTSYS; - } - } - -out: - up(&gDMA.lock); - - return handle; -} - -/* Create both _dbg and non _dbg functions for modules. */ - -#if (DMA_DEBUG_TRACK_RESERVATION) -#undef dma_request_channel -DMA_Handle_t dma_request_channel(DMA_Device_t dev) -{ - return dma_request_channel_dbg(dev, __FILE__, __LINE__); -} - -EXPORT_SYMBOL(dma_request_channel_dbg); -#endif -EXPORT_SYMBOL(dma_request_channel); - -/****************************************************************************/ -/** -* Frees a previously allocated DMA Handle. -*/ -/****************************************************************************/ - -int dma_free_channel(DMA_Handle_t handle /* DMA handle. */ - ) { - int rc = 0; - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - - if (down_interruptible(&gDMA.lock) < 0) { - return -ERESTARTSYS; - } - - channel = HandleToChannel(handle); - if (channel == NULL) { - rc = -EINVAL; - goto out; - } - - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - if ((channel->flags & DMA_CHANNEL_FLAG_IS_DEDICATED) == 0) { - channel->lastDevType = channel->devType; - channel->devType = DMA_DEVICE_NONE; - } - channel->flags &= ~DMA_CHANNEL_FLAG_IN_USE; - devAttr->flags &= ~DMA_DEVICE_FLAG_IN_USE; - -out: - up(&gDMA.lock); - - wake_up_interruptible(&gDMA.freeChannelQ); - - return rc; -} - -EXPORT_SYMBOL(dma_free_channel); - -/****************************************************************************/ -/** -* Determines if a given device has been configured as using a shared -* channel. -* -* @return -* 0 Device uses a dedicated channel -* > zero Device uses a shared channel -* < zero Error code -*/ -/****************************************************************************/ - -int dma_device_is_channel_shared(DMA_Device_t device /* Device to check. */ - ) { - DMA_DeviceAttribute_t *devAttr; - - if (!IsDeviceValid(device)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[device]; - - return ((devAttr->flags & DMA_DEVICE_FLAG_IS_DEDICATED) == 0); -} - -EXPORT_SYMBOL(dma_device_is_channel_shared); - -/****************************************************************************/ -/** -* Allocates buffers for the descriptors. This is normally done automatically -* but needs to be done explicitly when initiating a dma from interrupt -* context. -* -* @return -* 0 Descriptors were allocated successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_alloc_descriptors(DMA_Handle_t handle, /* DMA Handle */ - dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ) { - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - int numDescriptors; - size_t ringBytesRequired; - int rc = 0; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - if (devAttr->config.transferType != transferType) { - return -EINVAL; - } - - /* Figure out how many descriptors we need. */ - - /* printk("srcData: 0x%08x dstData: 0x%08x, numBytes: %d\n", */ - /* srcData, dstData, numBytes); */ - - numDescriptors = dmacHw_calculateDescriptorCount(&devAttr->config, - (void *)srcData, - (void *)dstData, - numBytes); - if (numDescriptors < 0) { - printk(KERN_ERR "%s: dmacHw_calculateDescriptorCount failed\n", - __func__); - return -EINVAL; - } - - /* Check to see if we can reuse the existing descriptor ring, or if we need to allocate */ - /* a new one. */ - - ringBytesRequired = dmacHw_descriptorLen(numDescriptors); - - /* printk("ringBytesRequired: %d\n", ringBytesRequired); */ - - if (ringBytesRequired > devAttr->ring.bytesAllocated) { - /* Make sure that this code path is never taken from interrupt context. */ - /* It's OK for an interrupt to initiate a DMA transfer, but the descriptor */ - /* allocation needs to have already been done. */ - - might_sleep(); - - /* Free the old descriptor ring and allocate a new one. */ - - dma_free_descriptor_ring(&devAttr->ring); - - /* And allocate a new one. */ - - rc = - dma_alloc_descriptor_ring(&devAttr->ring, - numDescriptors); - if (rc < 0) { - printk(KERN_ERR - "%s: dma_alloc_descriptor_ring(%d) failed\n", - __func__, numDescriptors); - return rc; - } - /* Setup the descriptor for this transfer */ - - if (dmacHw_initDescriptor(devAttr->ring.virtAddr, - devAttr->ring.physAddr, - devAttr->ring.bytesAllocated, - numDescriptors) < 0) { - printk(KERN_ERR "%s: dmacHw_initDescriptor failed\n", - __func__); - return -EINVAL; - } - } else { - /* We've already got enough ring buffer allocated. All we need to do is reset */ - /* any control information, just in case the previous DMA was stopped. */ - - dmacHw_resetDescriptorControl(devAttr->ring.virtAddr); - } - - /* dma_alloc/free both set the prevSrc/DstData to 0. If they happen to be the same */ - /* as last time, then we don't need to call setDataDescriptor again. */ - - if (dmacHw_setDataDescriptor(&devAttr->config, - devAttr->ring.virtAddr, - (void *)srcData, - (void *)dstData, numBytes) < 0) { - printk(KERN_ERR "%s: dmacHw_setDataDescriptor failed\n", - __func__); - return -EINVAL; - } - - /* Remember the critical information for this transfer so that we can eliminate */ - /* another call to dma_alloc_descriptors if the caller reuses the same buffers */ - - devAttr->prevSrcData = srcData; - devAttr->prevDstData = dstData; - devAttr->prevNumBytes = numBytes; - - return 0; -} - -EXPORT_SYMBOL(dma_alloc_descriptors); - -/****************************************************************************/ -/** -* Allocates and sets up descriptors for a double buffered circular buffer. -* -* This is primarily intended to be used for things like the ingress samples -* from a microphone. -* -* @return -* > 0 Number of descriptors actually allocated. -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_alloc_double_dst_descriptors(DMA_Handle_t handle, /* DMA Handle */ - dma_addr_t srcData, /* Physical address of source data */ - dma_addr_t dstData1, /* Physical address of first destination buffer */ - dma_addr_t dstData2, /* Physical address of second destination buffer */ - size_t numBytes /* Number of bytes in each destination buffer */ - ) { - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - int numDst1Descriptors; - int numDst2Descriptors; - int numDescriptors; - size_t ringBytesRequired; - int rc = 0; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - /* Figure out how many descriptors we need. */ - - /* printk("srcData: 0x%08x dstData: 0x%08x, numBytes: %d\n", */ - /* srcData, dstData, numBytes); */ - - numDst1Descriptors = - dmacHw_calculateDescriptorCount(&devAttr->config, (void *)srcData, - (void *)dstData1, numBytes); - if (numDst1Descriptors < 0) { - return -EINVAL; - } - numDst2Descriptors = - dmacHw_calculateDescriptorCount(&devAttr->config, (void *)srcData, - (void *)dstData2, numBytes); - if (numDst2Descriptors < 0) { - return -EINVAL; - } - numDescriptors = numDst1Descriptors + numDst2Descriptors; - /* printk("numDescriptors: %d\n", numDescriptors); */ - - /* Check to see if we can reuse the existing descriptor ring, or if we need to allocate */ - /* a new one. */ - - ringBytesRequired = dmacHw_descriptorLen(numDescriptors); - - /* printk("ringBytesRequired: %d\n", ringBytesRequired); */ - - if (ringBytesRequired > devAttr->ring.bytesAllocated) { - /* Make sure that this code path is never taken from interrupt context. */ - /* It's OK for an interrupt to initiate a DMA transfer, but the descriptor */ - /* allocation needs to have already been done. */ - - might_sleep(); - - /* Free the old descriptor ring and allocate a new one. */ - - dma_free_descriptor_ring(&devAttr->ring); - - /* And allocate a new one. */ - - rc = - dma_alloc_descriptor_ring(&devAttr->ring, - numDescriptors); - if (rc < 0) { - printk(KERN_ERR - "%s: dma_alloc_descriptor_ring(%d) failed\n", - __func__, ringBytesRequired); - return rc; - } - } - - /* Setup the descriptor for this transfer. Since this function is used with */ - /* CONTINUOUS DMA operations, we need to reinitialize every time, otherwise */ - /* setDataDescriptor will keep trying to append onto the end. */ - - if (dmacHw_initDescriptor(devAttr->ring.virtAddr, - devAttr->ring.physAddr, - devAttr->ring.bytesAllocated, - numDescriptors) < 0) { - printk(KERN_ERR "%s: dmacHw_initDescriptor failed\n", __func__); - return -EINVAL; - } - - /* dma_alloc/free both set the prevSrc/DstData to 0. If they happen to be the same */ - /* as last time, then we don't need to call setDataDescriptor again. */ - - if (dmacHw_setDataDescriptor(&devAttr->config, - devAttr->ring.virtAddr, - (void *)srcData, - (void *)dstData1, numBytes) < 0) { - printk(KERN_ERR "%s: dmacHw_setDataDescriptor 1 failed\n", - __func__); - return -EINVAL; - } - if (dmacHw_setDataDescriptor(&devAttr->config, - devAttr->ring.virtAddr, - (void *)srcData, - (void *)dstData2, numBytes) < 0) { - printk(KERN_ERR "%s: dmacHw_setDataDescriptor 2 failed\n", - __func__); - return -EINVAL; - } - - /* You should use dma_start_transfer rather than dma_transfer_xxx so we don't */ - /* try to make the 'prev' variables right. */ - - devAttr->prevSrcData = 0; - devAttr->prevDstData = 0; - devAttr->prevNumBytes = 0; - - return numDescriptors; -} - -EXPORT_SYMBOL(dma_alloc_double_dst_descriptors); - -/****************************************************************************/ -/** -* Initiates a transfer when the descriptors have already been setup. -* -* This is a special case, and normally, the dma_transfer_xxx functions should -* be used. -* -* @return -* 0 Transfer was started successfully -* -ENODEV Invalid handle -*/ -/****************************************************************************/ - -int dma_start_transfer(DMA_Handle_t handle) -{ - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - dmacHw_initiateTransfer(channel->dmacHwHandle, &devAttr->config, - devAttr->ring.virtAddr); - - /* Since we got this far, everything went successfully */ - - return 0; -} - -EXPORT_SYMBOL(dma_start_transfer); - -/****************************************************************************/ -/** -* Stops a previously started DMA transfer. -* -* @return -* 0 Transfer was stopped successfully -* -ENODEV Invalid handle -*/ -/****************************************************************************/ - -int dma_stop_transfer(DMA_Handle_t handle) -{ - DMA_Channel_t *channel; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - - dmacHw_stopTransfer(channel->dmacHwHandle); - - return 0; -} - -EXPORT_SYMBOL(dma_stop_transfer); - -/****************************************************************************/ -/** -* Waits for a DMA to complete by polling. This function is only intended -* to be used for testing. Interrupts should be used for most DMA operations. -*/ -/****************************************************************************/ - -int dma_wait_transfer_done(DMA_Handle_t handle) -{ - DMA_Channel_t *channel; - dmacHw_TRANSFER_STATUS_e status; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - - while ((status = - dmacHw_transferCompleted(channel->dmacHwHandle)) == - dmacHw_TRANSFER_STATUS_BUSY) { - ; - } - - if (status == dmacHw_TRANSFER_STATUS_ERROR) { - printk(KERN_ERR "%s: DMA transfer failed\n", __func__); - return -EIO; - } - return 0; -} - -EXPORT_SYMBOL(dma_wait_transfer_done); - -/****************************************************************************/ -/** -* Initiates a DMA, allocating the descriptors as required. -* -* @return -* 0 Transfer was started successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _DEV_TO_MEM and not _MEM_TO_DEV) -*/ -/****************************************************************************/ - -int dma_transfer(DMA_Handle_t handle, /* DMA Handle */ - dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ) { - DMA_Channel_t *channel; - DMA_DeviceAttribute_t *devAttr; - int rc = 0; - - channel = HandleToChannel(handle); - if (channel == NULL) { - return -ENODEV; - } - - devAttr = &DMA_gDeviceAttribute[channel->devType]; - - if (devAttr->config.transferType != transferType) { - return -EINVAL; - } - - /* We keep track of the information about the previous request for this */ - /* device, and if the attributes match, then we can use the descriptors we setup */ - /* the last time, and not have to reinitialize everything. */ - - { - rc = - dma_alloc_descriptors(handle, transferType, srcData, - dstData, numBytes); - if (rc != 0) { - return rc; - } - } - - /* And kick off the transfer */ - - devAttr->numBytes = numBytes; - devAttr->transferStartTime = timer_get_tick_count(); - - dmacHw_initiateTransfer(channel->dmacHwHandle, &devAttr->config, - devAttr->ring.virtAddr); - - /* Since we got this far, everything went successfully */ - - return 0; -} - -EXPORT_SYMBOL(dma_transfer); - -/****************************************************************************/ -/** -* Set the callback function which will be called when a transfer completes. -* If a NULL callback function is set, then no callback will occur. -* -* @note @a devHandler will be called from IRQ context. -* -* @return -* 0 - Success -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -int dma_set_device_handler(DMA_Device_t dev, /* Device to set the callback for. */ - DMA_DeviceHandler_t devHandler, /* Function to call when the DMA completes */ - void *userData /* Pointer which will be passed to devHandler. */ - ) { - DMA_DeviceAttribute_t *devAttr; - unsigned long flags; - - if (!IsDeviceValid(dev)) { - return -ENODEV; - } - devAttr = &DMA_gDeviceAttribute[dev]; - - local_irq_save(flags); - - devAttr->userData = userData; - devAttr->devHandler = devHandler; - - local_irq_restore(flags); - - return 0; -} - -EXPORT_SYMBOL(dma_set_device_handler); diff --git a/arch/arm/mach-bcmring/dma_device.c b/arch/arm/mach-bcmring/dma_device.c deleted file mode 100644 index ca0ad736870..00000000000 --- a/arch/arm/mach-bcmring/dma_device.c +++ /dev/null @@ -1,593 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dma_device.c -* -* @brief private array of DMA_DeviceAttribute_t -*/ -/****************************************************************************/ - -DMA_DeviceAttribute_t DMA_gDeviceAttribute[DMA_NUM_DEVICE_ENTRIES] = { - [DMA_DEVICE_MEM_TO_MEM] = /* MEM 2 MEM */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "mem-to-mem", - .config = { - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - - }, - }, - [DMA_DEVICE_VPM_MEM_TO_MEM] = /* VPM */ - { - .flags = DMA_DEVICE_FLAG_IS_DEDICATED | DMA_DEVICE_FLAG_NO_ISR, - .name = "vpm", - .dedicatedController = 0, - .dedicatedChannel = 0, - /* reserve DMA0:0 for VPM */ - }, - [DMA_DEVICE_NAND_MEM_TO_MEM] = /* NAND */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "nand", - .config = { - .srcPeripheralPort = 0, - .dstPeripheralPort = 0, - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_6, - }, - }, - [DMA_DEVICE_PIF_MEM_TO_DEV] = /* PIF TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1 - | DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO - | DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST | DMA_DEVICE_FLAG_PORT_PER_DMAC, - .name = "pif_tx", - .dmacPort = {14, 5}, - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - /* dstPeripheralPort = 5 or 14 */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - .maxDataPerBlock = 16256, - }, - }, - [DMA_DEVICE_PIF_DEV_TO_MEM] = /* PIF RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1 - | DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO - /* DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST */ - | DMA_DEVICE_FLAG_PORT_PER_DMAC, - .name = "pif_rx", - .dmacPort = {14, 5}, - .config = { - /* srcPeripheralPort = 5 or 14 */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - .maxDataPerBlock = 16256, - }, - }, - [DMA_DEVICE_I2S0_DEV_TO_MEM] = /* I2S RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "i2s0_rx", - .config = { - .srcPeripheralPort = 0, /* SRC: I2S0 */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_16, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_I2S0_MEM_TO_DEV] = /* I2S TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "i2s0_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 1, /* DST: I2S0 */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_16, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_I2S1_DEV_TO_MEM] = /* I2S1 RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA1, - .name = "i2s1_rx", - .config = { - .srcPeripheralPort = 2, /* SRC: I2S1 */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_16, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_I2S1_MEM_TO_DEV] = /* I2S1 TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA1, - .name = "i2s1_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 3, /* DST: I2S1 */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_16, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_ESW_MEM_TO_DEV] = /* ESW TX */ - { - .name = "esw_tx", - .flags = DMA_DEVICE_FLAG_IS_DEDICATED, - .dedicatedController = 1, - .dedicatedChannel = 3, - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 1, /* DST: ESW (MTP) */ - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_DISABLE, - /* DMAx_AHB_SSTATARy */ - .srcStatusRegisterAddress = 0x00000000, - /* DMAx_AHB_DSTATARy */ - .dstStatusRegisterAddress = 0x30490010, - /* DMAx_AHB_CFGy */ - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - /* DMAx_AHB_CTLy */ - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_0, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - }, - }, - [DMA_DEVICE_ESW_DEV_TO_MEM] = /* ESW RX */ - { - .name = "esw_rx", - .flags = DMA_DEVICE_FLAG_IS_DEDICATED, - .dedicatedController = 1, - .dedicatedChannel = 2, - .config = { - .srcPeripheralPort = 0, /* SRC: ESW (PTM) */ - .dstPeripheralPort = 0, /* DST: memory */ - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_DISABLE, - /* DMAx_AHB_SSTATARy */ - .srcStatusRegisterAddress = 0x30480010, - /* DMAx_AHB_DSTATARy */ - .dstStatusRegisterAddress = 0x00000000, - /* DMAx_AHB_CFGy */ - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - /* DMAx_AHB_CTLy */ - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_0, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - }, - }, - [DMA_DEVICE_APM_CODEC_A_DEV_TO_MEM] = /* APM Codec A Ingress */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "apm_a_rx", - .config = { - .srcPeripheralPort = 2, /* SRC: Codec A Ingress FIFO */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_APM_CODEC_A_MEM_TO_DEV] = /* APM Codec A Egress */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "apm_a_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 3, /* DST: Codec A Egress FIFO */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_APM_CODEC_B_DEV_TO_MEM] = /* APM Codec B Ingress */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "apm_b_rx", - .config = { - .srcPeripheralPort = 4, /* SRC: Codec B Ingress FIFO */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_APM_CODEC_B_MEM_TO_DEV] = /* APM Codec B Egress */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "apm_b_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 5, /* DST: Codec B Egress FIFO */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_APM_CODEC_C_DEV_TO_MEM] = /* APM Codec C Ingress */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA1, - .name = "apm_c_rx", - .config = { - .srcPeripheralPort = 4, /* SRC: Codec C Ingress FIFO */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_APM_PCM0_DEV_TO_MEM] = /* PCM0 RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "pcm0_rx", - .config = { - .srcPeripheralPort = 12, /* SRC: PCM0 */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_APM_PCM0_MEM_TO_DEV] = /* PCM0 TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0, - .name = "pcm0_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 13, /* DST: PCM0 */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_APM_PCM1_DEV_TO_MEM] = /* PCM1 RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA1, - .name = "pcm1_rx", - .config = { - .srcPeripheralPort = 14, /* SRC: PCM1 */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_4, - .blockTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_CONTINUOUS, - }, - }, - [DMA_DEVICE_APM_PCM1_MEM_TO_DEV] = /* PCM1 TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA1, - .name = "pcm1_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 15, /* DST: PCM1 */ - .srcStatusRegisterAddress = 0, - .dstStatusRegisterAddress = 0, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_4, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_SPUM_DEV_TO_MEM] = /* SPUM RX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "spum_rx", - .config = { - .srcPeripheralPort = 6, /* SRC: Codec A Ingress FIFO */ - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - /* Busrt size **MUST** be 16 for SPUM to work */ - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_16, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_16, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - /* on the RX side, SPU needs to be the flow controller */ - .flowControler = dmacHw_FLOW_CONTROL_PERIPHERAL, - }, - }, - [DMA_DEVICE_SPUM_MEM_TO_DEV] = /* SPUM TX */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "spum_tx", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .dstPeripheralPort = 7, /* DST: SPUM */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .blockTransferInterrupt = dmacHw_INTERRUPT_DISABLE, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_32, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_32, - /* Busrt size **MUST** be 16 for SPUM to work */ - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_16, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_16, - .transferMode = dmacHw_TRANSFER_MODE_PERREQUEST, - }, - }, - [DMA_DEVICE_MEM_TO_VRAM] = /* MEM 2 VRAM */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "mem-to-vram", - .config = { - .srcPeripheralPort = 0, /* SRC: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_1, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_2, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - }, - }, - [DMA_DEVICE_VRAM_TO_MEM] = /* VRAM 2 MEM */ - { - .flags = DMA_DEVICE_FLAG_ON_DMA0 | DMA_DEVICE_FLAG_ON_DMA1, - .name = "vram-to-mem", - .config = { - .dstPeripheralPort = 0, /* DST: memory */ - .srcStatusRegisterAddress = 0x00000000, - .dstStatusRegisterAddress = 0x00000000, - .srcUpdate = dmacHw_SRC_ADDRESS_UPDATE_MODE_INC, - .dstUpdate = dmacHw_DST_ADDRESS_UPDATE_MODE_INC, - .transferType = dmacHw_TRANSFER_TYPE_MEM_TO_MEM, - .srcMasterInterface = dmacHw_SRC_MASTER_INTERFACE_2, - .dstMasterInterface = dmacHw_DST_MASTER_INTERFACE_1, - .completeTransferInterrupt = dmacHw_INTERRUPT_ENABLE, - .errorInterrupt = dmacHw_INTERRUPT_ENABLE, - .channelPriority = dmacHw_CHANNEL_PRIORITY_7, - .srcMaxTransactionWidth = dmacHw_SRC_TRANSACTION_WIDTH_64, - .dstMaxTransactionWidth = dmacHw_DST_TRANSACTION_WIDTH_64, - .srcMaxBurstWidth = dmacHw_SRC_BURST_WIDTH_8, - .dstMaxBurstWidth = dmacHw_DST_BURST_WIDTH_8, - }, - }, -}; -EXPORT_SYMBOL(DMA_gDeviceAttribute); /* primarily for dma-test.c */ diff --git a/arch/arm/mach-bcmring/include/cfg_global.h b/arch/arm/mach-bcmring/include/cfg_global.h deleted file mode 100644 index f01da877148..00000000000 --- a/arch/arm/mach-bcmring/include/cfg_global.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef _CFG_GLOBAL_H_ -#define _CFG_GLOBAL_H_ - -#include <cfg_global_defines.h> - -#define CFG_GLOBAL_CHIP BCM11107 -#define CFG_GLOBAL_CHIP_FAMILY CFG_GLOBAL_CHIP_FAMILY_BCMRING -#define CFG_GLOBAL_CHIP_REV 0xB0 -#define CFG_GLOBAL_RAM_SIZE 0x10000000 -#define CFG_GLOBAL_RAM_BASE 0x00000000 -#define CFG_GLOBAL_RAM_RESERVED_SIZE 0x000000 - -#endif /* _CFG_GLOBAL_H_ */ diff --git a/arch/arm/mach-bcmring/include/cfg_global_defines.h b/arch/arm/mach-bcmring/include/cfg_global_defines.h deleted file mode 100644 index b5beb0b3073..00000000000 --- a/arch/arm/mach-bcmring/include/cfg_global_defines.h +++ /dev/null @@ -1,40 +0,0 @@ -/***************************************************************************** -* Copyright 2006 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CFG_GLOBAL_DEFINES_H -#define CFG_GLOBAL_DEFINES_H - -/* CHIP */ -#define BCM1103 1 - -#define BCM1191 4 -#define BCM2153 5 -#define BCM2820 6 - -#define BCM2826 8 -#define FPGA11107 9 -#define BCM11107 10 -#define BCM11109 11 -#define BCM11170 12 -#define BCM11110 13 -#define BCM11211 14 - -/* CFG_GLOBAL_CHIP_FAMILY types */ -#define CFG_GLOBAL_CHIP_FAMILY_NONE 0 -#define CFG_GLOBAL_CHIP_FAMILY_BCM116X 2 -#define CFG_GLOBAL_CHIP_FAMILY_BCMRING 4 -#define CFG_GLOBAL_CHIP_FAMILY_BCM1103 8 - -#define IMAGE_HEADER_SIZE_CHECKSUM 4 -#endif diff --git a/arch/arm/mach-bcmring/include/csp/cache.h b/arch/arm/mach-bcmring/include/csp/cache.h deleted file mode 100644 index caa20e59db9..00000000000 --- a/arch/arm/mach-bcmring/include/csp/cache.h +++ /dev/null @@ -1,35 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CSP_CACHE_H -#define CSP_CACHE_H - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/stdint.h> - -/* ---- Public Constants and Types --------------------------------------- */ - -#if defined(__KERNEL__) && !defined(STANDALONE) -#include <asm/cacheflush.h> - -#define CSP_CACHE_FLUSH_ALL flush_cache_all() - -#else - -#define CSP_CACHE_FLUSH_ALL - -#endif - -#endif /* CSP_CACHE_H */ diff --git a/arch/arm/mach-bcmring/include/csp/delay.h b/arch/arm/mach-bcmring/include/csp/delay.h deleted file mode 100644 index 8b3d8036729..00000000000 --- a/arch/arm/mach-bcmring/include/csp/delay.h +++ /dev/null @@ -1,36 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - - -#ifndef CSP_DELAY_H -#define CSP_DELAY_H - -/* ---- Include Files ---------------------------------------------------- */ - -/* Some CSP routines require use of the following delay routines. Use the OS */ -/* version if available, otherwise use a CSP specific definition. */ -/* void udelay(unsigned long usecs); */ -/* void mdelay(unsigned long msecs); */ - -#if defined(__KERNEL__) && !defined(STANDALONE) - #include <linux/delay.h> -#else - #include <mach/csp/delay.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -#endif /* CSP_DELAY_H */ diff --git a/arch/arm/mach-bcmring/include/csp/dmacHw.h b/arch/arm/mach-bcmring/include/csp/dmacHw.h deleted file mode 100644 index e6a1dc484ca..00000000000 --- a/arch/arm/mach-bcmring/include/csp/dmacHw.h +++ /dev/null @@ -1,596 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dmacHw.h -* -* @brief API definitions for low level DMA controller driver -* -*/ -/****************************************************************************/ -#ifndef _DMACHW_H -#define _DMACHW_H - -#include <stddef.h> - -#include <csp/stdint.h> -#include <mach/csp/dmacHw_reg.h> - -/* Define DMA Channel ID using DMA controller number (m) and channel number (c). - - System specific channel ID should be defined as follows - - For example: - - #include <dmacHw.h> - ... - #define systemHw_LCD_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,5) - #define systemHw_SWITCH_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,0) - #define systemHw_SWITCH_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,1) - #define systemHw_APM_RX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,3) - #define systemHw_APM_TX_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,4) - ... - #define systemHw_SHARED1_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,4) - #define systemHw_SHARED2_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(1,5) - #define systemHw_SHARED3_CHANNEL_ID dmacHw_MAKE_CHANNEL_ID(0,6) - ... -*/ -#define dmacHw_MAKE_CHANNEL_ID(m, c) (m << 8 | c) - -typedef enum { - dmacHw_CHANNEL_PRIORITY_0 = dmacHw_REG_CFG_LO_CH_PRIORITY_0, /* Channel priority 0. Lowest priority DMA channel */ - dmacHw_CHANNEL_PRIORITY_1 = dmacHw_REG_CFG_LO_CH_PRIORITY_1, /* Channel priority 1 */ - dmacHw_CHANNEL_PRIORITY_2 = dmacHw_REG_CFG_LO_CH_PRIORITY_2, /* Channel priority 2 */ - dmacHw_CHANNEL_PRIORITY_3 = dmacHw_REG_CFG_LO_CH_PRIORITY_3, /* Channel priority 3 */ - dmacHw_CHANNEL_PRIORITY_4 = dmacHw_REG_CFG_LO_CH_PRIORITY_4, /* Channel priority 4 */ - dmacHw_CHANNEL_PRIORITY_5 = dmacHw_REG_CFG_LO_CH_PRIORITY_5, /* Channel priority 5 */ - dmacHw_CHANNEL_PRIORITY_6 = dmacHw_REG_CFG_LO_CH_PRIORITY_6, /* Channel priority 6 */ - dmacHw_CHANNEL_PRIORITY_7 = dmacHw_REG_CFG_LO_CH_PRIORITY_7 /* Channel priority 7. Highest priority DMA channel */ -} dmacHw_CHANNEL_PRIORITY_e; - -/* Source destination master interface */ -typedef enum { - dmacHw_SRC_MASTER_INTERFACE_1 = dmacHw_REG_CTL_SMS_1, /* Source DMA master interface 1 */ - dmacHw_SRC_MASTER_INTERFACE_2 = dmacHw_REG_CTL_SMS_2, /* Source DMA master interface 2 */ - dmacHw_DST_MASTER_INTERFACE_1 = dmacHw_REG_CTL_DMS_1, /* Destination DMA master interface 1 */ - dmacHw_DST_MASTER_INTERFACE_2 = dmacHw_REG_CTL_DMS_2 /* Destination DMA master interface 2 */ -} dmacHw_MASTER_INTERFACE_e; - -typedef enum { - dmacHw_SRC_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_SRC_TR_WIDTH_8, /* Source 8 bit (1 byte) per transaction */ - dmacHw_SRC_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_SRC_TR_WIDTH_16, /* Source 16 bit (2 byte) per transaction */ - dmacHw_SRC_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_SRC_TR_WIDTH_32, /* Source 32 bit (4 byte) per transaction */ - dmacHw_SRC_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_SRC_TR_WIDTH_64, /* Source 64 bit (8 byte) per transaction */ - dmacHw_DST_TRANSACTION_WIDTH_8 = dmacHw_REG_CTL_DST_TR_WIDTH_8, /* Destination 8 bit (1 byte) per transaction */ - dmacHw_DST_TRANSACTION_WIDTH_16 = dmacHw_REG_CTL_DST_TR_WIDTH_16, /* Destination 16 bit (2 byte) per transaction */ - dmacHw_DST_TRANSACTION_WIDTH_32 = dmacHw_REG_CTL_DST_TR_WIDTH_32, /* Destination 32 bit (4 byte) per transaction */ - dmacHw_DST_TRANSACTION_WIDTH_64 = dmacHw_REG_CTL_DST_TR_WIDTH_64 /* Destination 64 bit (8 byte) per transaction */ -} dmacHw_TRANSACTION_WIDTH_e; - -typedef enum { - dmacHw_SRC_BURST_WIDTH_0 = dmacHw_REG_CTL_SRC_MSIZE_0, /* Source No burst */ - dmacHw_SRC_BURST_WIDTH_4 = dmacHw_REG_CTL_SRC_MSIZE_4, /* Source 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ - dmacHw_SRC_BURST_WIDTH_8 = dmacHw_REG_CTL_SRC_MSIZE_8, /* Source 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ - dmacHw_SRC_BURST_WIDTH_16 = dmacHw_REG_CTL_SRC_MSIZE_16, /* Source 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ - dmacHw_DST_BURST_WIDTH_0 = dmacHw_REG_CTL_DST_MSIZE_0, /* Destination No burst */ - dmacHw_DST_BURST_WIDTH_4 = dmacHw_REG_CTL_DST_MSIZE_4, /* Destination 4 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ - dmacHw_DST_BURST_WIDTH_8 = dmacHw_REG_CTL_DST_MSIZE_8, /* Destination 8 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ - dmacHw_DST_BURST_WIDTH_16 = dmacHw_REG_CTL_DST_MSIZE_16 /* Destination 16 X dmacHw_TRANSACTION_WIDTH_xxx bytes per burst */ -} dmacHw_BURST_WIDTH_e; - -typedef enum { - dmacHw_TRANSFER_TYPE_MEM_TO_MEM = dmacHw_REG_CTL_TTFC_MM_DMAC, /* Memory to memory transfer */ - dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM = dmacHw_REG_CTL_TTFC_PM_DMAC, /* Peripheral to memory transfer */ - dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_MP_DMAC, /* Memory to peripheral transfer */ - dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_PERIPHERAL = dmacHw_REG_CTL_TTFC_PP_DMAC /* Peripheral to peripheral transfer */ -} dmacHw_TRANSFER_TYPE_e; - -typedef enum { - dmacHw_TRANSFER_MODE_PERREQUEST, /* Block transfer per DMA request */ - dmacHw_TRANSFER_MODE_CONTINUOUS, /* Continuous transfer of streaming data */ - dmacHw_TRANSFER_MODE_PERIODIC /* Periodic transfer of streaming data */ -} dmacHw_TRANSFER_MODE_e; - -typedef enum { - dmacHw_SRC_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_SINC_INC, /* Increment source address after every transaction */ - dmacHw_SRC_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_SINC_DEC, /* Decrement source address after every transaction */ - dmacHw_DST_ADDRESS_UPDATE_MODE_INC = dmacHw_REG_CTL_DINC_INC, /* Increment destination address after every transaction */ - dmacHw_DST_ADDRESS_UPDATE_MODE_DEC = dmacHw_REG_CTL_DINC_DEC, /* Decrement destination address after every transaction */ - dmacHw_SRC_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_SINC_NC, /* No change in source address after every transaction */ - dmacHw_DST_ADDRESS_UPDATE_MODE_NC = dmacHw_REG_CTL_DINC_NC /* No change in destination address after every transaction */ -} dmacHw_ADDRESS_UPDATE_MODE_e; - -typedef enum { - dmacHw_FLOW_CONTROL_DMA, /* DMA working as flow controller (default) */ - dmacHw_FLOW_CONTROL_PERIPHERAL /* Peripheral working as flow controller */ -} dmacHw_FLOW_CONTROL_e; - -typedef enum { - dmacHw_TRANSFER_STATUS_BUSY, /* DMA Transfer ongoing */ - dmacHw_TRANSFER_STATUS_DONE, /* DMA Transfer completed */ - dmacHw_TRANSFER_STATUS_ERROR /* DMA Transfer error */ -} dmacHw_TRANSFER_STATUS_e; - -typedef enum { - dmacHw_INTERRUPT_DISABLE, /* Interrupt disable */ - dmacHw_INTERRUPT_ENABLE /* Interrupt enable */ -} dmacHw_INTERRUPT_e; - -typedef enum { - dmacHw_INTERRUPT_STATUS_NONE = 0x0, /* No DMA interrupt */ - dmacHw_INTERRUPT_STATUS_TRANS = 0x1, /* End of DMA transfer interrupt */ - dmacHw_INTERRUPT_STATUS_BLOCK = 0x2, /* End of block transfer interrupt */ - dmacHw_INTERRUPT_STATUS_ERROR = 0x4 /* Error interrupt */ -} dmacHw_INTERRUPT_STATUS_e; - -typedef enum { - dmacHw_CONTROLLER_ATTRIB_CHANNEL_NUM, /* Number of DMA channel */ - dmacHw_CONTROLLER_ATTRIB_CHANNEL_MAX_BLOCK_SIZE, /* Maximum channel burst size */ - dmacHw_CONTROLLER_ATTRIB_MASTER_INTF_NUM, /* Number of DMA master interface */ - dmacHw_CONTROLLER_ATTRIB_CHANNEL_BUS_WIDTH, /* Channel Data bus width */ - dmacHw_CONTROLLER_ATTRIB_CHANNEL_FIFO_SIZE /* Channel FIFO size */ -} dmacHw_CONTROLLER_ATTRIB_e; - -typedef unsigned long dmacHw_HANDLE_t; /* DMA channel handle */ -typedef uint32_t dmacHw_ID_t; /* DMA channel Id. Must be created using - "dmacHw_MAKE_CHANNEL_ID" macro - */ -/* DMA channel configuration parameters */ -typedef struct { - uint32_t srcPeripheralPort; /* Source peripheral port */ - uint32_t dstPeripheralPort; /* Destination peripheral port */ - uint32_t srcStatusRegisterAddress; /* Source status register address */ - uint32_t dstStatusRegisterAddress; /* Destination status register address of type */ - - uint32_t srcGatherWidth; /* Number of bytes gathered before successive gather opearation */ - uint32_t srcGatherJump; /* Number of bytes jumpped before successive gather opearation */ - uint32_t dstScatterWidth; /* Number of bytes sacattered before successive scatter opearation */ - uint32_t dstScatterJump; /* Number of bytes jumpped before successive scatter opearation */ - uint32_t maxDataPerBlock; /* Maximum number of bytes to be transferred per block/descrptor. - 0 = Maximum possible. - */ - - dmacHw_ADDRESS_UPDATE_MODE_e srcUpdate; /* Source address update mode */ - dmacHw_ADDRESS_UPDATE_MODE_e dstUpdate; /* Destination address update mode */ - dmacHw_TRANSFER_TYPE_e transferType; /* DMA transfer type */ - dmacHw_TRANSFER_MODE_e transferMode; /* DMA transfer mode */ - dmacHw_MASTER_INTERFACE_e srcMasterInterface; /* DMA source interface */ - dmacHw_MASTER_INTERFACE_e dstMasterInterface; /* DMA destination interface */ - dmacHw_TRANSACTION_WIDTH_e srcMaxTransactionWidth; /* Source transaction width */ - dmacHw_TRANSACTION_WIDTH_e dstMaxTransactionWidth; /* Destination transaction width */ - dmacHw_BURST_WIDTH_e srcMaxBurstWidth; /* Source burst width */ - dmacHw_BURST_WIDTH_e dstMaxBurstWidth; /* Destination burst width */ - dmacHw_INTERRUPT_e blockTransferInterrupt; /* Block trsnafer interrupt */ - dmacHw_INTERRUPT_e completeTransferInterrupt; /* Complete DMA trsnafer interrupt */ - dmacHw_INTERRUPT_e errorInterrupt; /* Error interrupt */ - dmacHw_CHANNEL_PRIORITY_e channelPriority; /* Channel priority */ - dmacHw_FLOW_CONTROL_e flowControler; /* Data flow controller */ -} dmacHw_CONFIG_t; - -/****************************************************************************/ -/** -* @brief Initializes DMA -* -* This function initializes DMA CSP driver -* -* @note -* Must be called before using any DMA channel -*/ -/****************************************************************************/ -void dmacHw_initDma(void); - -/****************************************************************************/ -/** -* @brief Exit function for DMA -* -* This function isolates DMA from the system -* -*/ -/****************************************************************************/ -void dmacHw_exitDma(void); - -/****************************************************************************/ -/** -* @brief Gets a handle to a DMA channel -* -* This function returns a handle, representing a control block of a particular DMA channel -* -* @return -1 - On Failure -* handle - On Success, representing a channel control block -* -* @note -* None Channel ID must be created using "dmacHw_MAKE_CHANNEL_ID" macro -*/ -/****************************************************************************/ -dmacHw_HANDLE_t dmacHw_getChannelHandle(dmacHw_ID_t channelId /* [ IN ] DMA Channel Id */ - ); - -/****************************************************************************/ -/** -* @brief Initializes a DMA channel for use -* -* This function initializes and resets a DMA channel for use -* -* @return -1 - On Failure -* 0 - On Success -* -* @note -* None -*/ -/****************************************************************************/ -int dmacHw_initChannel(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Estimates number of descriptor needed to perform certain DMA transfer -* -* -* @return On failure : -1 -* On success : Number of descriptor count -* -* -*/ -/****************************************************************************/ -int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */ - void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */ - size_t dataLen /* [ IN ] Data length in bytes */ - ); - -/****************************************************************************/ -/** -* @brief Initializes descriptor ring -* -* This function will initializes the descriptor ring of a DMA channel -* -* -* @return -1 - On failure -* 0 - On success -* @note -* - "len" parameter should be obtained from "dmacHw_descriptorLen" -* - Descriptor buffer MUST be 32 bit aligned and uncached as it -* is accessed by ARM and DMA -*/ -/****************************************************************************/ -int dmacHw_initDescriptor(void *pDescriptorVirt, /* [ IN ] Virtual address of uncahced buffer allocated to form descriptor ring */ - uint32_t descriptorPhyAddr, /* [ IN ] Physical address of pDescriptorVirt (descriptor buffer) */ - uint32_t len, /* [ IN ] Size of the pBuf */ - uint32_t num /* [ IN ] Number of descriptor in the ring */ - ); - -/****************************************************************************/ -/** -* @brief Finds amount of memory required to form a descriptor ring -* -* -* @return Number of bytes required to form a descriptor ring -* -* -* @note -* None -*/ -/****************************************************************************/ -uint32_t dmacHw_descriptorLen(uint32_t descCnt /* [ IN ] Number of descriptor in the ring */ - ); - -/****************************************************************************/ -/** -* @brief Configure DMA channel -* -* @return 0 : On success -* -1 : On failure -*/ -/****************************************************************************/ -int dmacHw_configChannel(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig /* [ IN ] Configuration settings */ - ); - -/****************************************************************************/ -/** -* @brief Set descriptors for known data length -* -* When DMA has to work as a flow controller, this function prepares the -* descriptor chain to transfer data -* -* from: -* - Memory to memory -* - Peripheral to memory -* - Memory to Peripheral -* - Peripheral to Peripheral -* -* @return -1 - On failure -* 0 - On success -* -*/ -/****************************************************************************/ -int dmacHw_setDataDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void *pSrcAddr, /* [ IN ] Source (Peripheral/Memory) address */ - void *pDstAddr, /* [ IN ] Destination (Peripheral/Memory) address */ - size_t dataLen /* [ IN ] Length in bytes */ - ); - -/****************************************************************************/ -/** -* @brief Indicates whether DMA transfer is in progress or completed -* -* @return DMA transfer status -* dmacHw_TRANSFER_STATUS_BUSY: DMA Transfer ongoing -* dmacHw_TRANSFER_STATUS_DONE: DMA Transfer completed -* dmacHw_TRANSFER_STATUS_ERROR: DMA Transfer error -* -*/ -/****************************************************************************/ -dmacHw_TRANSFER_STATUS_e dmacHw_transferCompleted(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Set descriptor carrying control information -* -* This function will be used to send specific control information to the device -* using the DMA channel -* -* -* @return -1 - On failure -* 0 - On success -* -* @note -* None -*/ -/****************************************************************************/ -int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - uint32_t ctlAddress, /* [ IN ] Address of the device control register */ - uint32_t control /* [ IN ] Device control information */ - ); - -/****************************************************************************/ -/** -* @brief Read data DMA transferred to memory -* -* This function will read data that has been DMAed to memory while transferring from: -* - Memory to memory -* - Peripheral to memory -* -* @return 0 - No more data is available to read -* 1 - More data might be available to read -* -*/ -/****************************************************************************/ -int dmacHw_readTransferredData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void **ppBbuf, /* [ OUT ] Data received */ - size_t *pLlen /* [ OUT ] Length of the data received */ - ); - -/****************************************************************************/ -/** -* @brief Prepares descriptor ring, when source peripheral working as a flow controller -* -* This function will form the descriptor ring by allocating buffers, when source peripheral -* has to work as a flow controller to transfer data from: -* - Peripheral to memory. -* -* @return -1 - On failure -* 0 - On success -* -* -* @note -* None -*/ -/****************************************************************************/ -int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - uint32_t srcAddr, /* [ IN ] Source peripheral address */ - void *(*fpAlloc) (int len), /* [ IN ] Function pointer that provides destination memory */ - int len, /* [ IN ] Number of bytes "fpAlloc" will allocate for destination */ - int num /* [ IN ] Number of descriptor to set */ - ); - -/****************************************************************************/ -/** -* @brief Program channel register to initiate transfer -* -* @return void -* -* -* @note -* - Descriptor buffer MUST ALWAYS be flushed before calling this function -* - This function should also be called from ISR to program the channel with -* pending descriptors -*/ -/****************************************************************************/ -void dmacHw_initiateTransfer(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor /* [ IN ] Descriptor buffer */ - ); - -/****************************************************************************/ -/** -* @brief Resets descriptor control information -* -* @return void -*/ -/****************************************************************************/ -void dmacHw_resetDescriptorControl(void *pDescriptor /* [ IN ] Descriptor buffer */ - ); - -/****************************************************************************/ -/** -* @brief Program channel register to stop transfer -* -* Ensures the channel is not doing any transfer after calling this function -* -* @return void -* -*/ -/****************************************************************************/ -void dmacHw_stopTransfer(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Check the existence of pending descriptor -* -* This function confirmes if there is any pending descriptor in the chain -* to program the channel -* -* @return 1 : Channel need to be programmed with pending descriptor -* 0 : No more pending descriptor to programe the channel -* -* @note -* - This function should be called from ISR in case there are pending -* descriptor to program the channel. -* -* Example: -* -* dmac_isr () -* { -* ... -* if (dmacHw_descriptorPending (handle)) -* { -* dmacHw_initiateTransfer (handle); -* } -* } -* -*/ -/****************************************************************************/ -uint32_t dmacHw_descriptorPending(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *pDescriptor /* [ IN ] Descriptor buffer */ - ); - -/****************************************************************************/ -/** -* @brief Deallocates source or destination memory, allocated -* -* This function can be called to deallocate data memory that was DMAed successfully -* -* @return -1 - On failure -* 0 - On success -* -* @note -* This function will be called ONLY, when source OR destination address is pointing -* to dynamic memory -*/ -/****************************************************************************/ -int dmacHw_freeMem(dmacHw_CONFIG_t *pConfig, /* [ IN ] Configuration settings */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - void (*fpFree) (void *) /* [ IN ] Function pointer to free data memory */ - ); - -/****************************************************************************/ -/** -* @brief Clears the interrupt -* -* This function clears the DMA channel specific interrupt -* -* @return N/A -* -* @note -* Must be called under the context of ISR -*/ -/****************************************************************************/ -void dmacHw_clearInterrupt(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Returns the cause of channel specific DMA interrupt -* -* This function returns the cause of interrupt -* -* @return Interrupt status, each bit representing a specific type of interrupt -* of type dmacHw_INTERRUPT_STATUS_e -* @note -* This function should be called under the context of ISR -*/ -/****************************************************************************/ -dmacHw_INTERRUPT_STATUS_e dmacHw_getInterruptStatus(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Indentifies a DMA channel causing interrupt -* -* This functions returns a channel causing interrupt of type dmacHw_INTERRUPT_STATUS_e -* -* @return NULL : No channel causing DMA interrupt -* ! NULL : Handle to a channel causing DMA interrupt -* @note -* dmacHw_clearInterrupt() must be called with a valid handle after calling this function -*/ -/****************************************************************************/ -dmacHw_HANDLE_t dmacHw_getInterruptSource(void); - -/****************************************************************************/ -/** -* @brief Sets channel specific user data -* -* This function associates user data to a specific DMA channel -* -*/ -/****************************************************************************/ -void dmacHw_setChannelUserData(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *userData /* [ IN ] User data */ - ); - -/****************************************************************************/ -/** -* @brief Gets channel specific user data -* -* This function returns user data specific to a DMA channel -* -* @return user data -*/ -/****************************************************************************/ -void *dmacHw_getChannelUserData(dmacHw_HANDLE_t handle /* [ IN ] DMA Channel handle */ - ); - -/****************************************************************************/ -/** -* @brief Displays channel specific registers and other control parameters -* -* -* @return void -* -* @note -* None -*/ -/****************************************************************************/ -void dmacHw_printDebugInfo(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - void *pDescriptor, /* [ IN ] Descriptor buffer */ - int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */ - ); - -/****************************************************************************/ -/** -* @brief Provides DMA controller attributes -* -* -* @return DMA controller attributes -* -* @note -* None -*/ -/****************************************************************************/ -uint32_t dmacHw_getDmaControllerAttribute(dmacHw_HANDLE_t handle, /* [ IN ] DMA Channel handle */ - dmacHw_CONTROLLER_ATTRIB_e attr /* [ IN ] DMA Controller attribute of type dmacHw_CONTROLLER_ATTRIB_e */ - ); - -#endif /* _DMACHW_H */ diff --git a/arch/arm/mach-bcmring/include/csp/errno.h b/arch/arm/mach-bcmring/include/csp/errno.h deleted file mode 100644 index 51357dd5b66..00000000000 --- a/arch/arm/mach-bcmring/include/csp/errno.h +++ /dev/null @@ -1,32 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CSP_ERRNO_H -#define CSP_ERRNO_H - -/* ---- Include Files ---------------------------------------------------- */ - -#if defined(__KERNEL__) -#include <linux/errno.h> -#elif defined(CSP_SIMULATION) -#include <asm-generic/errno.h> -#else -#include <errno.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -#endif /* CSP_ERRNO_H */ diff --git a/arch/arm/mach-bcmring/include/csp/intcHw.h b/arch/arm/mach-bcmring/include/csp/intcHw.h deleted file mode 100644 index 1c639c8ee08..00000000000 --- a/arch/arm/mach-bcmring/include/csp/intcHw.h +++ /dev/null @@ -1,40 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - - -/****************************************************************************/ -/** -* @file intcHw.h -* -* @brief generic interrupt controller API -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef _INTCHW_H -#define _INTCHW_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <mach/csp/intcHw_reg.h> - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ -static inline void intcHw_irq_disable(void *basep, uint32_t mask); -static inline void intcHw_irq_enable(void *basep, uint32_t mask); - -#endif /* _INTCHW_H */ - diff --git a/arch/arm/mach-bcmring/include/csp/module.h b/arch/arm/mach-bcmring/include/csp/module.h deleted file mode 100644 index c30d2a5975a..00000000000 --- a/arch/arm/mach-bcmring/include/csp/module.h +++ /dev/null @@ -1,32 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - - -#ifndef CSP_MODULE_H -#define CSP_MODULE_H - -/* ---- Include Files ---------------------------------------------------- */ - -#ifdef __KERNEL__ - #include <linux/module.h> -#else - #define EXPORT_SYMBOL(symbol) -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - - -#endif /* CSP_MODULE_H */ diff --git a/arch/arm/mach-bcmring/include/csp/reg.h b/arch/arm/mach-bcmring/include/csp/reg.h deleted file mode 100644 index 56654d23c3d..00000000000 --- a/arch/arm/mach-bcmring/include/csp/reg.h +++ /dev/null @@ -1,114 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file reg.h -* -* @brief Generic register definitions used in CSP -*/ -/****************************************************************************/ - -#ifndef CSP_REG_H -#define CSP_REG_H - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/stdint.h> - -/* ---- Public Constants and Types --------------------------------------- */ - -#define __REG32(x) (*((volatile uint32_t *)(x))) -#define __REG16(x) (*((volatile uint16_t *)(x))) -#define __REG8(x) (*((volatile uint8_t *) (x))) - -/* Macros used to define a sequence of reserved registers. The start / end */ -/* are byte offsets in the particular register definition, with the "end" */ -/* being the offset of the next un-reserved register. E.g. if offsets */ -/* 0x10 through to 0x1f are reserved, then this reserved area could be */ -/* specified as follows. */ -/* typedef struct */ -/* { */ -/* uint32_t reg1; offset 0x00 */ -/* uint32_t reg2; offset 0x04 */ -/* uint32_t reg3; offset 0x08 */ -/* uint32_t reg4; offset 0x0c */ -/* REG32_RSVD(0x10, 0x20); */ -/* uint32_t reg5; offset 0x20 */ -/* ... */ -/* } EXAMPLE_REG_t; */ -#define REG8_RSVD(start, end) uint8_t rsvd_##start[(end - start) / sizeof(uint8_t)] -#define REG16_RSVD(start, end) uint16_t rsvd_##start[(end - start) / sizeof(uint16_t)] -#define REG32_RSVD(start, end) uint32_t rsvd_##start[(end - start) / sizeof(uint32_t)] - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -/* Note: When protecting multiple statements, the REG_LOCAL_IRQ_SAVE and */ -/* REG_LOCAL_IRQ_RESTORE must be enclosed in { } to allow the */ -/* flags variable to be declared locally. */ -/* e.g. */ -/* statement1; */ -/* { */ -/* REG_LOCAL_IRQ_SAVE; */ -/* <multiple statements here> */ -/* REG_LOCAL_IRQ_RESTORE; */ -/* } */ -/* statement2; */ -/* */ - -#if defined(__KERNEL__) && !defined(STANDALONE) -#include <mach/hardware.h> -#include <linux/interrupt.h> - -#define REG_LOCAL_IRQ_SAVE HW_DECLARE_SPINLOCK(reg32) \ - unsigned long flags; HW_IRQ_SAVE(reg32, flags) - -#define REG_LOCAL_IRQ_RESTORE HW_IRQ_RESTORE(reg32, flags) - -#else - -#define REG_LOCAL_IRQ_SAVE -#define REG_LOCAL_IRQ_RESTORE - -#endif - -static inline void reg32_modify_and(volatile uint32_t *reg, uint32_t value) -{ - REG_LOCAL_IRQ_SAVE; - *reg &= value; - REG_LOCAL_IRQ_RESTORE; -} - -static inline void reg32_modify_or(volatile uint32_t *reg, uint32_t value) -{ - REG_LOCAL_IRQ_SAVE; - *reg |= value; - REG_LOCAL_IRQ_RESTORE; -} - -static inline void reg32_modify_mask(volatile uint32_t *reg, uint32_t mask, - uint32_t value) -{ - REG_LOCAL_IRQ_SAVE; - *reg = (*reg & mask) | value; - REG_LOCAL_IRQ_RESTORE; -} - -static inline void reg32_write(volatile uint32_t *reg, uint32_t value) -{ - *reg = value; -} - -#endif /* CSP_REG_H */ diff --git a/arch/arm/mach-bcmring/include/csp/secHw.h b/arch/arm/mach-bcmring/include/csp/secHw.h deleted file mode 100644 index b9d7e0732df..00000000000 --- a/arch/arm/mach-bcmring/include/csp/secHw.h +++ /dev/null @@ -1,65 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file secHw.h -* -* @brief Definitions for accessing low level security features -* -*/ -/****************************************************************************/ -#ifndef SECHW_H -#define SECHW_H - -typedef void (*secHw_FUNC_t) (void); - -typedef enum { - secHw_MODE_SECURE = 0x0, /* Switches processor into secure mode */ - secHw_MODE_NONSECURE = 0x1 /* Switches processor into non-secure mode */ -} secHw_MODE; - -/****************************************************************************/ -/** -* @brief Requesting to execute the function in secure mode -* -* This function requests the given function to run in secure mode -* -*/ -/****************************************************************************/ -void secHw_RunSecure(secHw_FUNC_t /* Function to run in secure mode */ - ); - -/****************************************************************************/ -/** -* @brief Sets the mode -* -* his function sets the processor mode (secure/non-secure) -* -*/ -/****************************************************************************/ -void secHw_SetMode(secHw_MODE /* Processor mode */ - ); - -/****************************************************************************/ -/** -* @brief Get the current mode -* -* This function retieves the processor mode (secure/non-secure) -* -*/ -/****************************************************************************/ -void secHw_GetMode(secHw_MODE *); - -#endif /* SECHW_H */ diff --git a/arch/arm/mach-bcmring/include/csp/stdint.h b/arch/arm/mach-bcmring/include/csp/stdint.h deleted file mode 100644 index 3a8718bbf70..00000000000 --- a/arch/arm/mach-bcmring/include/csp/stdint.h +++ /dev/null @@ -1,30 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CSP_STDINT_H -#define CSP_STDINT_H - -/* ---- Include Files ---------------------------------------------------- */ - -#ifdef __KERNEL__ -#include <linux/types.h> -#else -#include <stdint.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -#endif /* CSP_STDINT_H */ diff --git a/arch/arm/mach-bcmring/include/csp/string.h b/arch/arm/mach-bcmring/include/csp/string.h deleted file mode 100644 index ad9e4005f14..00000000000 --- a/arch/arm/mach-bcmring/include/csp/string.h +++ /dev/null @@ -1,34 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - - - -#ifndef CSP_STRING_H -#define CSP_STRING_H - -/* ---- Include Files ---------------------------------------------------- */ - -#ifdef __KERNEL__ - #include <linux/string.h> -#else - #include <string.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - - -#endif /* CSP_STRING_H */ - diff --git a/arch/arm/mach-bcmring/include/csp/tmrHw.h b/arch/arm/mach-bcmring/include/csp/tmrHw.h deleted file mode 100644 index 2cbb530db8e..00000000000 --- a/arch/arm/mach-bcmring/include/csp/tmrHw.h +++ /dev/null @@ -1,263 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file tmrHw.h -* -* @brief API definitions for low level Timer driver -* -*/ -/****************************************************************************/ -#ifndef _TMRHW_H -#define _TMRHW_H - -#include <csp/stdint.h> - -typedef uint32_t tmrHw_ID_t; /* Timer ID */ -typedef uint32_t tmrHw_COUNT_t; /* Timer count */ -typedef uint32_t tmrHw_INTERVAL_t; /* Timer interval */ -typedef uint32_t tmrHw_RATE_t; /* Timer event (count/interrupt) rate */ - -typedef enum { - tmrHw_INTERRUPT_STATUS_SET, /* Interrupted */ - tmrHw_INTERRUPT_STATUS_UNSET /* No Interrupt */ -} tmrHw_INTERRUPT_STATUS_e; - -typedef enum { - tmrHw_CAPABILITY_CLOCK, /* Clock speed in HHz */ - tmrHw_CAPABILITY_RESOLUTION /* Timer resolution in bits */ -} tmrHw_CAPABILITY_e; - -/****************************************************************************/ -/** -* @brief Get timer capability -* -* This function returns various capabilities/attributes of a timer -* -* @return Numeric capability -* -*/ -/****************************************************************************/ -uint32_t tmrHw_getTimerCapability(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_CAPABILITY_e capability /* [ IN ] Timer capability */ -); - -/****************************************************************************/ -/** -* @brief Configures a periodic timer in terms of timer interrupt rate -* -* This function initializes a periodic timer to generate specific number of -* timer interrupt per second -* -* @return On success: Effective timer frequency -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_setPeriodicTimerRate(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_RATE_t rate /* [ IN ] Number of timer interrupt per second */ -); - -/****************************************************************************/ -/** -* @brief Configures a periodic timer to generate timer interrupt after -* certain time interval -* -* This function initializes a periodic timer to generate timer interrupt -* after every time interval in millisecond -* -* @return On success: Effective interval set in mili-second -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_INTERVAL_t tmrHw_setPeriodicTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */ -); - -/****************************************************************************/ -/** -* @brief Configures a periodic timer to generate timer interrupt just once -* after certain time interval -* -* This function initializes a periodic timer to generate a single ticks after -* certain time interval in millisecond -* -* @return On success: Effective interval set in mili-second -* On failure: 0 -* -*/ -/****************************************************************************/ -tmrHw_INTERVAL_t tmrHw_setOneshotTimerInterval(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - tmrHw_INTERVAL_t msec /* [ IN ] Interval in mili-second */ -); - -/****************************************************************************/ -/** -* @brief Configures a timer to run as a free running timer -* -* This function initializes a timer to run as a free running timer -* -* @return Timer resolution (count / sec) -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_setFreeRunningTimer(tmrHw_ID_t timerId, /* [ IN ] Timer Id */ - uint32_t divider /* [ IN ] Dividing the clock frequency */ -) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Starts a timer -* -* This function starts a preconfigured timer -* -* @return -1 - On Failure -* 0 - On Success -*/ -/****************************************************************************/ -int tmrHw_startTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Stops a timer -* -* This function stops a running timer -* -* @return -1 - On Failure -* 0 - On Success -*/ -/****************************************************************************/ -int tmrHw_stopTimer(tmrHw_ID_t timerId /* [ IN ] Timer id */ -); - -/****************************************************************************/ -/** -* @brief Gets current timer count -* -* This function returns the current timer value -* -* @return Current downcounting timer value -* -*/ -/****************************************************************************/ -tmrHw_COUNT_t tmrHw_GetCurrentCount(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Gets timer count rate -* -* This function returns the number of counts per second -* -* @return Count rate -* -*/ -/****************************************************************************/ -tmrHw_RATE_t tmrHw_getCountRate(tmrHw_ID_t timerId /* [ IN ] Timer id */ -) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Enables timer interrupt -* -* This function enables the timer interrupt -* -* @return N/A -* -*/ -/****************************************************************************/ -void tmrHw_enableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -); - -/****************************************************************************/ -/** -* @brief Disables timer interrupt -* -* This function disable the timer interrupt -* -* @return N/A -*/ -/****************************************************************************/ -void tmrHw_disableInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -); - -/****************************************************************************/ -/** -* @brief Clears the interrupt -* -* This function clears the timer interrupt -* -* @return N/A -* -* @note -* Must be called under the context of ISR -*/ -/****************************************************************************/ -void tmrHw_clearInterrupt(tmrHw_ID_t timerId /* [ IN ] Timer id */ -); - -/****************************************************************************/ -/** -* @brief Gets the interrupt status -* -* This function returns timer interrupt status -* -* @return Interrupt status -*/ -/****************************************************************************/ -tmrHw_INTERRUPT_STATUS_e tmrHw_getInterruptStatus(tmrHw_ID_t timerId /* [ IN ] Timer id */ -); - -/****************************************************************************/ -/** -* @brief Indentifies a timer causing interrupt -* -* This functions returns a timer causing interrupt -* -* @return 0xFFFFFFFF : No timer causing an interrupt -* ! 0xFFFFFFFF : timer causing an interrupt -* @note -* tmrHw_clearIntrrupt() must be called with a valid timer id after calling this function -*/ -/****************************************************************************/ -tmrHw_ID_t tmrHw_getInterruptSource(void); - -/****************************************************************************/ -/** -* @brief Displays specific timer registers -* -* -* @return void -* -*/ -/****************************************************************************/ -void tmrHw_printDebugInfo(tmrHw_ID_t timerId, /* [ IN ] Timer id */ - int (*fpPrint) (const char *, ...) /* [ IN ] Print callback function */ -); - -/****************************************************************************/ -/** -* @brief Use a timer to perform a busy wait delay for a number of usecs. -* -* @return N/A -*/ -/****************************************************************************/ -void tmrHw_udelay(tmrHw_ID_t timerId, /* [ IN ] Timer id */ - unsigned long usecs /* [ IN ] usec to delay */ -) __attribute__ ((section(".aramtext"))); - -#endif /* _TMRHW_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/cap.h b/arch/arm/mach-bcmring/include/mach/csp/cap.h deleted file mode 100644 index 30fa2d54063..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/cap.h +++ /dev/null @@ -1,63 +0,0 @@ -/***************************************************************************** -* Copyright 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CAP_H -#define CAP_H - -/* ---- Include Files ---------------------------------------------------- */ -/* ---- Public Constants and Types --------------------------------------- */ -typedef enum { - CAP_NOT_PRESENT = 0, - CAP_PRESENT -} CAP_RC_T; - -typedef enum { - CAP_VPM, - CAP_ETH_PHY, - CAP_ETH_GMII, - CAP_ETH_SGMII, - CAP_USB, - CAP_TSC, - CAP_EHSS, - CAP_SDIO, - CAP_UARTB, - CAP_KEYPAD, - CAP_CLCD, - CAP_GE, - CAP_LEDM, - CAP_BBL, - CAP_VDEC, - CAP_PIF, - CAP_APM, - CAP_SPU, - CAP_PKA, - CAP_RNG, -} CAP_CAPABILITY_T; - -typedef enum { - CAP_LCD_WVGA = 0, - CAP_LCD_VGA = 0x1, - CAP_LCD_WQVGA = 0x2, - CAP_LCD_QVGA = 0x3 -} CAP_LCD_RES_T; - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -static inline CAP_RC_T cap_isPresent(CAP_CAPABILITY_T capability, int index); -static inline uint32_t cap_getMaxArmSpeedHz(void); -static inline uint32_t cap_getMaxVpmSpeedHz(void); -static inline CAP_LCD_RES_T cap_getMaxLcdRes(void); - -#endif diff --git a/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h b/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h deleted file mode 100644 index 933ce68ed90..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/cap_inline.h +++ /dev/null @@ -1,409 +0,0 @@ -/***************************************************************************** -* Copyright 2009 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CAP_INLINE_H -#define CAP_INLINE_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <mach/csp/cap.h> -#include <cfg_global.h> - -/* ---- Public Constants and Types --------------------------------------- */ -#define CAP_CONFIG0_VPM_DIS 0x00000001 -#define CAP_CONFIG0_ETH_PHY0_DIS 0x00000002 -#define CAP_CONFIG0_ETH_PHY1_DIS 0x00000004 -#define CAP_CONFIG0_ETH_GMII0_DIS 0x00000008 -#define CAP_CONFIG0_ETH_GMII1_DIS 0x00000010 -#define CAP_CONFIG0_ETH_SGMII0_DIS 0x00000020 -#define CAP_CONFIG0_ETH_SGMII1_DIS 0x00000040 -#define CAP_CONFIG0_USB0_DIS 0x00000080 -#define CAP_CONFIG0_USB1_DIS 0x00000100 -#define CAP_CONFIG0_TSC_DIS 0x00000200 -#define CAP_CONFIG0_EHSS0_DIS 0x00000400 -#define CAP_CONFIG0_EHSS1_DIS 0x00000800 -#define CAP_CONFIG0_SDIO0_DIS 0x00001000 -#define CAP_CONFIG0_SDIO1_DIS 0x00002000 -#define CAP_CONFIG0_UARTB_DIS 0x00004000 -#define CAP_CONFIG0_KEYPAD_DIS 0x00008000 -#define CAP_CONFIG0_CLCD_DIS 0x00010000 -#define CAP_CONFIG0_GE_DIS 0x00020000 -#define CAP_CONFIG0_LEDM_DIS 0x00040000 -#define CAP_CONFIG0_BBL_DIS 0x00080000 -#define CAP_CONFIG0_VDEC_DIS 0x00100000 -#define CAP_CONFIG0_PIF_DIS 0x00200000 -#define CAP_CONFIG0_RESERVED1_DIS 0x00400000 -#define CAP_CONFIG0_RESERVED2_DIS 0x00800000 - -#define CAP_CONFIG1_APMA_DIS 0x00000001 -#define CAP_CONFIG1_APMB_DIS 0x00000002 -#define CAP_CONFIG1_APMC_DIS 0x00000004 -#define CAP_CONFIG1_CLCD_RES_MASK 0x00000600 -#define CAP_CONFIG1_CLCD_RES_SHIFT 9 -#define CAP_CONFIG1_CLCD_RES_WVGA (CAP_LCD_WVGA << CAP_CONFIG1_CLCD_RES_SHIFT) -#define CAP_CONFIG1_CLCD_RES_VGA (CAP_LCD_VGA << CAP_CONFIG1_CLCD_RES_SHIFT) -#define CAP_CONFIG1_CLCD_RES_WQVGA (CAP_LCD_WQVGA << CAP_CONFIG1_CLCD_RES_SHIFT) -#define CAP_CONFIG1_CLCD_RES_QVGA (CAP_LCD_QVGA << CAP_CONFIG1_CLCD_RES_SHIFT) - -#define CAP_CONFIG2_SPU_DIS 0x00000010 -#define CAP_CONFIG2_PKA_DIS 0x00000020 -#define CAP_CONFIG2_RNG_DIS 0x00000080 - -#if (CFG_GLOBAL_CHIP == BCM11107) -#define capConfig0 0 -#define capConfig1 CAP_CONFIG1_CLCD_RES_WVGA -#define capConfig2 0 -#define CAP_APM_MAX_NUM_CHANS 3 -#elif (CFG_GLOBAL_CHIP == FPGA11107) -#define capConfig0 0 -#define capConfig1 CAP_CONFIG1_CLCD_RES_WVGA -#define capConfig2 0 -#define CAP_APM_MAX_NUM_CHANS 3 -#elif (CFG_GLOBAL_CHIP == BCM11109) -#define capConfig0 (CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS) -#define capConfig1 (CAP_CONFIG1_APMC_DIS | CAP_CONFIG1_CLCD_RES_WQVGA) -#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS) -#define CAP_APM_MAX_NUM_CHANS 2 -#elif (CFG_GLOBAL_CHIP == BCM11170) -#define capConfig0 (CAP_CONFIG0_ETH_GMII0_DIS | CAP_CONFIG0_ETH_GMII1_DIS | CAP_CONFIG0_USB0_DIS | CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_TSC_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO0_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_UARTB_DIS | CAP_CONFIG0_CLCD_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS) -#define capConfig1 (CAP_CONFIG1_APMC_DIS | CAP_CONFIG1_CLCD_RES_WQVGA) -#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS) -#define CAP_APM_MAX_NUM_CHANS 2 -#elif (CFG_GLOBAL_CHIP == BCM11110) -#define capConfig0 (CAP_CONFIG0_USB1_DIS | CAP_CONFIG0_TSC_DIS | CAP_CONFIG0_EHSS1_DIS | CAP_CONFIG0_SDIO0_DIS | CAP_CONFIG0_SDIO1_DIS | CAP_CONFIG0_UARTB_DIS | CAP_CONFIG0_GE_DIS | CAP_CONFIG0_BBL_DIS | CAP_CONFIG0_VDEC_DIS) -#define capConfig1 CAP_CONFIG1_APMC_DIS -#define capConfig2 (CAP_CONFIG2_SPU_DIS | CAP_CONFIG2_PKA_DIS) -#define CAP_APM_MAX_NUM_CHANS 2 -#elif (CFG_GLOBAL_CHIP == BCM11211) -#define capConfig0 (CAP_CONFIG0_ETH_PHY0_DIS | CAP_CONFIG0_ETH_GMII0_DIS | CAP_CONFIG0_ETH_GMII1_DIS | CAP_CONFIG0_ETH_SGMII0_DIS | CAP_CONFIG0_ETH_SGMII1_DIS | CAP_CONFIG0_CLCD_DIS) -#define capConfig1 CAP_CONFIG1_APMC_DIS -#define capConfig2 0 -#define CAP_APM_MAX_NUM_CHANS 2 -#else -#error CFG_GLOBAL_CHIP type capabilities not defined -#endif - -#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == FPGA11107)) -#define CAP_HW_CFG_ARM_CLK_HZ 500000000 -#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110)) -#define CAP_HW_CFG_ARM_CLK_HZ 300000000 -#elif (CFG_GLOBAL_CHIP == BCM11211) -#define CAP_HW_CFG_ARM_CLK_HZ 666666666 -#else -#error CFG_GLOBAL_CHIP type capabilities not defined -#endif - -#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == BCM11211) || (CFG_GLOBAL_CHIP == FPGA11107)) -#define CAP_HW_CFG_VPM_CLK_HZ 333333333 -#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110)) -#define CAP_HW_CFG_VPM_CLK_HZ 200000000 -#else -#error CFG_GLOBAL_CHIP type capabilities not defined -#endif - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -/**************************************************************************** -* cap_isPresent - -* -* PURPOSE: -* Determines if the chip has a certain capability present -* -* PARAMETERS: -* capability - type of capability to determine if present -* -* RETURNS: -* CAP_PRESENT or CAP_NOT_PRESENT -****************************************************************************/ -static inline CAP_RC_T cap_isPresent(CAP_CAPABILITY_T capability, int index) -{ - CAP_RC_T returnVal = CAP_NOT_PRESENT; - - switch (capability) { - case CAP_VPM: - { - if (!(capConfig0 & CAP_CONFIG0_VPM_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_ETH_PHY: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_ETH_PHY0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_ETH_PHY1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_ETH_GMII: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_ETH_GMII0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_ETH_GMII1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_ETH_SGMII: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_ETH_SGMII0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_ETH_SGMII1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_USB: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_USB0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_USB1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_TSC: - { - if (!(capConfig0 & CAP_CONFIG0_TSC_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_EHSS: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_EHSS0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_EHSS1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_SDIO: - { - if ((index == 0) - && (!(capConfig0 & CAP_CONFIG0_SDIO0_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig0 & CAP_CONFIG0_SDIO1_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_UARTB: - { - if (!(capConfig0 & CAP_CONFIG0_UARTB_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_KEYPAD: - { - if (!(capConfig0 & CAP_CONFIG0_KEYPAD_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_CLCD: - { - if (!(capConfig0 & CAP_CONFIG0_CLCD_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_GE: - { - if (!(capConfig0 & CAP_CONFIG0_GE_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_LEDM: - { - if (!(capConfig0 & CAP_CONFIG0_LEDM_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_BBL: - { - if (!(capConfig0 & CAP_CONFIG0_BBL_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_VDEC: - { - if (!(capConfig0 & CAP_CONFIG0_VDEC_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_PIF: - { - if (!(capConfig0 & CAP_CONFIG0_PIF_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_APM: - { - if ((index == 0) - && (!(capConfig1 & CAP_CONFIG1_APMA_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 1) - && (!(capConfig1 & CAP_CONFIG1_APMB_DIS))) { - returnVal = CAP_PRESENT; - } - if ((index == 2) - && (!(capConfig1 & CAP_CONFIG1_APMC_DIS))) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_SPU: - { - if (!(capConfig2 & CAP_CONFIG2_SPU_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_PKA: - { - if (!(capConfig2 & CAP_CONFIG2_PKA_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - case CAP_RNG: - { - if (!(capConfig2 & CAP_CONFIG2_RNG_DIS)) { - returnVal = CAP_PRESENT; - } - } - break; - - default: - { - } - break; - } - return returnVal; -} - -/**************************************************************************** -* cap_getMaxArmSpeedHz - -* -* PURPOSE: -* Determines the maximum speed of the ARM CPU -* -* PARAMETERS: -* none -* -* RETURNS: -* clock speed in Hz that the ARM processor is able to run at -****************************************************************************/ -static inline uint32_t cap_getMaxArmSpeedHz(void) -{ -#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == FPGA11107)) - return 500000000; -#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110)) - return 300000000; -#elif (CFG_GLOBAL_CHIP == BCM11211) - return 666666666; -#else -#error CFG_GLOBAL_CHIP type capabilities not defined -#endif -} - -/**************************************************************************** -* cap_getMaxVpmSpeedHz - -* -* PURPOSE: -* Determines the maximum speed of the VPM -* -* PARAMETERS: -* none -* -* RETURNS: -* clock speed in Hz that the VPM is able to run at -****************************************************************************/ -static inline uint32_t cap_getMaxVpmSpeedHz(void) -{ -#if ((CFG_GLOBAL_CHIP == BCM11107) || (CFG_GLOBAL_CHIP == BCM11211) || (CFG_GLOBAL_CHIP == FPGA11107)) - return 333333333; -#elif ((CFG_GLOBAL_CHIP == BCM11109) || (CFG_GLOBAL_CHIP == BCM11170) || (CFG_GLOBAL_CHIP == BCM11110)) - return 200000000; -#else -#error CFG_GLOBAL_CHIP type capabilities not defined -#endif -} - -/**************************************************************************** -* cap_getMaxLcdRes - -* -* PURPOSE: -* Determines the maximum LCD resolution capabilities -* -* PARAMETERS: -* none -* -* RETURNS: -* CAP_LCD_WVGA, CAP_LCD_VGA, CAP_LCD_WQVGA or CAP_LCD_QVGA -* -****************************************************************************/ -static inline CAP_LCD_RES_T cap_getMaxLcdRes(void) -{ - return (CAP_LCD_RES_T) - ((capConfig1 & CAP_CONFIG1_CLCD_RES_MASK) >> - CAP_CONFIG1_CLCD_RES_SHIFT); -} - -#endif diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h deleted file mode 100644 index 161973385fa..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h +++ /dev/null @@ -1,1123 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CHIPC_DEF_H -#define CHIPC_DEF_H - -/* ---- Include Files ----------------------------------------------------- */ - -#include <csp/stdint.h> -#include <csp/errno.h> -#include <csp/reg.h> -#include <mach/csp/chipcHw_reg.h> - -/* ---- Public Constants and Types ---------------------------------------- */ - -/* Set 1 to configure DDR/VPM phase alignment by HW */ -#define chipcHw_DDR_HW_PHASE_ALIGN 0 -#define chipcHw_VPM_HW_PHASE_ALIGN 0 - -typedef uint32_t chipcHw_freq; - -/* Configurable miscellaneous clocks */ -typedef enum { - chipcHw_CLOCK_DDR, /* DDR PHY Clock */ - chipcHw_CLOCK_ARM, /* ARM Clock */ - chipcHw_CLOCK_ESW, /* Ethernet Switch Clock */ - chipcHw_CLOCK_VPM, /* VPM Clock */ - chipcHw_CLOCK_ESW125, /* Ethernet MII Clock */ - chipcHw_CLOCK_UART, /* UART Clock */ - chipcHw_CLOCK_SDIO0, /* SDIO 0 Clock */ - chipcHw_CLOCK_SDIO1, /* SDIO 1 Clock */ - chipcHw_CLOCK_SPI, /* SPI Clock */ - chipcHw_CLOCK_ETM, /* ARM ETM Clock */ - - chipcHw_CLOCK_BUS, /* BUS Clock */ - chipcHw_CLOCK_OTP, /* OTP Clock */ - chipcHw_CLOCK_I2C, /* I2C Host Clock */ - chipcHw_CLOCK_I2S0, /* I2S 0 Host Clock */ - chipcHw_CLOCK_RTBUS, /* DDR PHY Configuration Clock */ - chipcHw_CLOCK_APM100, /* APM100 Clock */ - chipcHw_CLOCK_TSC, /* Touch screen Clock */ - chipcHw_CLOCK_LED, /* LED Clock */ - - chipcHw_CLOCK_USB, /* USB Clock */ - chipcHw_CLOCK_LCD, /* LCD CLock */ - chipcHw_CLOCK_APM, /* APM Clock */ - - chipcHw_CLOCK_I2S1, /* I2S 1 Host Clock */ -} chipcHw_CLOCK_e; - -/* System booting strap options */ -typedef enum { - chipcHw_BOOT_DEVICE_UART = chipcHw_STRAPS_BOOT_DEVICE_UART, - chipcHw_BOOT_DEVICE_SERIAL_FLASH = - chipcHw_STRAPS_BOOT_DEVICE_SERIAL_FLASH, - chipcHw_BOOT_DEVICE_NOR_FLASH_16 = - chipcHw_STRAPS_BOOT_DEVICE_NOR_FLASH_16, - chipcHw_BOOT_DEVICE_NAND_FLASH_8 = - chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_8, - chipcHw_BOOT_DEVICE_NAND_FLASH_16 = - chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_16 -} chipcHw_BOOT_DEVICE_e; - -/* System booting modes */ -typedef enum { - chipcHw_BOOT_MODE_NORMAL = chipcHw_STRAPS_BOOT_MODE_NORMAL, - chipcHw_BOOT_MODE_DBG_SW = chipcHw_STRAPS_BOOT_MODE_DBG_SW, - chipcHw_BOOT_MODE_DBG_BOOT = chipcHw_STRAPS_BOOT_MODE_DBG_BOOT, - chipcHw_BOOT_MODE_NORMAL_QUIET = chipcHw_STRAPS_BOOT_MODE_NORMAL_QUIET -} chipcHw_BOOT_MODE_e; - -/* NAND Flash page size strap options */ -typedef enum { - chipcHw_NAND_PAGESIZE_512 = chipcHw_STRAPS_NAND_PAGESIZE_512, - chipcHw_NAND_PAGESIZE_2048 = chipcHw_STRAPS_NAND_PAGESIZE_2048, - chipcHw_NAND_PAGESIZE_4096 = chipcHw_STRAPS_NAND_PAGESIZE_4096, - chipcHw_NAND_PAGESIZE_EXT = chipcHw_STRAPS_NAND_PAGESIZE_EXT -} chipcHw_NAND_PAGESIZE_e; - -/* GPIO Pin function */ -typedef enum { - chipcHw_GPIO_FUNCTION_KEYPAD = chipcHw_REG_GPIO_MUX_KEYPAD, - chipcHw_GPIO_FUNCTION_I2CH = chipcHw_REG_GPIO_MUX_I2CH, - chipcHw_GPIO_FUNCTION_SPI = chipcHw_REG_GPIO_MUX_SPI, - chipcHw_GPIO_FUNCTION_UART = chipcHw_REG_GPIO_MUX_UART, - chipcHw_GPIO_FUNCTION_LEDMTXP = chipcHw_REG_GPIO_MUX_LEDMTXP, - chipcHw_GPIO_FUNCTION_LEDMTXS = chipcHw_REG_GPIO_MUX_LEDMTXS, - chipcHw_GPIO_FUNCTION_SDIO0 = chipcHw_REG_GPIO_MUX_SDIO0, - chipcHw_GPIO_FUNCTION_SDIO1 = chipcHw_REG_GPIO_MUX_SDIO1, - chipcHw_GPIO_FUNCTION_PCM = chipcHw_REG_GPIO_MUX_PCM, - chipcHw_GPIO_FUNCTION_I2S = chipcHw_REG_GPIO_MUX_I2S, - chipcHw_GPIO_FUNCTION_ETM = chipcHw_REG_GPIO_MUX_ETM, - chipcHw_GPIO_FUNCTION_DEBUG = chipcHw_REG_GPIO_MUX_DEBUG, - chipcHw_GPIO_FUNCTION_MISC = chipcHw_REG_GPIO_MUX_MISC, - chipcHw_GPIO_FUNCTION_GPIO = chipcHw_REG_GPIO_MUX_GPIO -} chipcHw_GPIO_FUNCTION_e; - -/* PIN Output slew rate */ -typedef enum { - chipcHw_PIN_SLEW_RATE_HIGH = chipcHw_REG_SLEW_RATE_HIGH, - chipcHw_PIN_SLEW_RATE_NORMAL = chipcHw_REG_SLEW_RATE_NORMAL -} chipcHw_PIN_SLEW_RATE_e; - -/* PIN Current drive strength */ -typedef enum { - chipcHw_PIN_CURRENT_STRENGTH_2mA = chipcHw_REG_CURRENT_STRENGTH_2mA, - chipcHw_PIN_CURRENT_STRENGTH_4mA = chipcHw_REG_CURRENT_STRENGTH_4mA, - chipcHw_PIN_CURRENT_STRENGTH_6mA = chipcHw_REG_CURRENT_STRENGTH_6mA, - chipcHw_PIN_CURRENT_STRENGTH_8mA = chipcHw_REG_CURRENT_STRENGTH_8mA, - chipcHw_PIN_CURRENT_STRENGTH_10mA = chipcHw_REG_CURRENT_STRENGTH_10mA, - chipcHw_PIN_CURRENT_STRENGTH_12mA = chipcHw_REG_CURRENT_STRENGTH_12mA -} chipcHw_PIN_CURRENT_STRENGTH_e; - -/* PIN Pull up register settings */ -typedef enum { - chipcHw_PIN_PULL_NONE = chipcHw_REG_PULL_NONE, - chipcHw_PIN_PULL_UP = chipcHw_REG_PULL_UP, - chipcHw_PIN_PULL_DOWN = chipcHw_REG_PULL_DOWN -} chipcHw_PIN_PULL_e; - -/* PIN input type settings */ -typedef enum { - chipcHw_PIN_INPUTTYPE_CMOS = chipcHw_REG_INPUTTYPE_CMOS, - chipcHw_PIN_INPUTTYPE_ST = chipcHw_REG_INPUTTYPE_ST -} chipcHw_PIN_INPUTTYPE_e; - -/* Allow/Disalow the support of spread spectrum */ -typedef enum { - chipcHw_SPREAD_SPECTRUM_DISALLOW, /* Spread spectrum support is not allowed */ - chipcHw_SPREAD_SPECTRUM_ALLOW /* Spread spectrum support is allowed */ -} chipcHw_SPREAD_SPECTRUM_e; - -typedef struct { - chipcHw_SPREAD_SPECTRUM_e ssSupport; /* Allow/Disalow to support spread spectrum. - If supported, call chipcHw_enableSpreadSpectrum () - to activate the spread spectrum with desired spread. */ - uint32_t pllVcoFreqHz; /* PLL VCO frequency in Hz */ - uint32_t pll2VcoFreqHz; /* PLL2 VCO frequency in Hz */ - uint32_t busClockFreqHz; /* Bus clock frequency in Hz */ - uint32_t armBusRatio; /* ARM clock : Bus clock */ - uint32_t vpmBusRatio; /* VPM clock : Bus clock */ - uint32_t ddrBusRatio; /* DDR clock : Bus clock */ -} chipcHw_INIT_PARAM_t; - -/* CHIP revision number */ -typedef enum { - chipcHw_REV_NUMBER_A0 = chipcHw_REG_REV_A0, - chipcHw_REV_NUMBER_B0 = chipcHw_REG_REV_B0 -} chipcHw_REV_NUMBER_e; - -typedef enum { - chipcHw_VPM_HW_PHASE_INTR_DISABLE = chipcHw_REG_VPM_INTR_DISABLE, - chipcHw_VPM_HW_PHASE_INTR_FAST = chipcHw_REG_VPM_INTR_FAST, - chipcHw_VPM_HW_PHASE_INTR_MEDIUM = chipcHw_REG_VPM_INTR_MEDIUM, - chipcHw_VPM_HW_PHASE_INTR_SLOW = chipcHw_REG_VPM_INTR_SLOW -} chipcHw_VPM_HW_PHASE_INTR_e; - -typedef enum { - chipcHw_DDR_HW_PHASE_MARGIN_STRICT, /* Strict margin for DDR phase align condition */ - chipcHw_DDR_HW_PHASE_MARGIN_MEDIUM, /* Medium margin for DDR phase align condition */ - chipcHw_DDR_HW_PHASE_MARGIN_WIDE /* Wider margin for DDR phase align condition */ -} chipcHw_DDR_HW_PHASE_MARGIN_e; - -typedef enum { - chipcHw_VPM_HW_PHASE_MARGIN_STRICT, /* Strict margin for VPM phase align condition */ - chipcHw_VPM_HW_PHASE_MARGIN_MEDIUM, /* Medium margin for VPM phase align condition */ - chipcHw_VPM_HW_PHASE_MARGIN_WIDE /* Wider margin for VPM phase align condition */ -} chipcHw_VPM_HW_PHASE_MARGIN_e; - -#define chipcHw_XTAL_FREQ_Hz 25000000 /* Reference clock frequency in Hz */ - -/* Programmable pin defines */ -#define chipcHw_PIN_GPIO(n) ((((n) >= 0) && ((n) < (chipcHw_GPIO_COUNT))) ? (n) : 0xFFFFFFFF) - /* GPIO pin 0 - 60 */ -#define chipcHw_PIN_UARTTXD (chipcHw_GPIO_COUNT + 0) /* UART Transmit */ -#define chipcHw_PIN_NVI_A (chipcHw_GPIO_COUNT + 1) /* NVI Interface */ -#define chipcHw_PIN_NVI_D (chipcHw_GPIO_COUNT + 2) /* NVI Interface */ -#define chipcHw_PIN_NVI_OEB (chipcHw_GPIO_COUNT + 3) /* NVI Interface */ -#define chipcHw_PIN_NVI_WEB (chipcHw_GPIO_COUNT + 4) /* NVI Interface */ -#define chipcHw_PIN_NVI_CS (chipcHw_GPIO_COUNT + 5) /* NVI Interface */ -#define chipcHw_PIN_NVI_NAND_CSB (chipcHw_GPIO_COUNT + 6) /* NVI Interface */ -#define chipcHw_PIN_NVI_FLASHWP (chipcHw_GPIO_COUNT + 7) /* NVI Interface */ -#define chipcHw_PIN_NVI_NAND_RDYB (chipcHw_GPIO_COUNT + 8) /* NVI Interface */ -#define chipcHw_PIN_CL_DATA_0_17 (chipcHw_GPIO_COUNT + 9) /* LCD Data 0 - 17 */ -#define chipcHw_PIN_CL_DATA_18_20 (chipcHw_GPIO_COUNT + 10) /* LCD Data 18 - 20 */ -#define chipcHw_PIN_CL_DATA_21_23 (chipcHw_GPIO_COUNT + 11) /* LCD Data 21 - 23 */ -#define chipcHw_PIN_CL_POWER (chipcHw_GPIO_COUNT + 12) /* LCD Power */ -#define chipcHw_PIN_CL_ACK (chipcHw_GPIO_COUNT + 13) /* LCD Ack */ -#define chipcHw_PIN_CL_FP (chipcHw_GPIO_COUNT + 14) /* LCD FP */ -#define chipcHw_PIN_CL_LP (chipcHw_GPIO_COUNT + 15) /* LCD LP */ -#define chipcHw_PIN_UARTRXD (chipcHw_GPIO_COUNT + 16) /* UART Receive */ - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -/****************************************************************************/ -/** -* @brief Initializes the clock module -* -*/ -/****************************************************************************/ -void chipcHw_Init(chipcHw_INIT_PARAM_t *initParam /* [ IN ] Misc chip initialization parameter */ - ) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Enables the PLL1 -* -* This function enables the PLL1 -* -*/ -/****************************************************************************/ -void chipcHw_pll1Enable(uint32_t vcoFreqHz, /* [ IN ] VCO frequency in Hz */ - chipcHw_SPREAD_SPECTRUM_e ssSupport /* [ IN ] SS status */ - ) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Enables the PLL2 -* -* This function enables the PLL2 -* -*/ -/****************************************************************************/ -void chipcHw_pll2Enable(uint32_t vcoFreqHz /* [ IN ] VCO frequency in Hz */ - ) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Disable the PLL1 -* -*/ -/****************************************************************************/ -static inline void chipcHw_pll1Disable(void); - -/****************************************************************************/ -/** -* @brief Disable the PLL2 -* -*/ -/****************************************************************************/ -static inline void chipcHw_pll2Disable(void); - -/****************************************************************************/ -/** -* @brief Set clock fequency for miscellaneous configurable clocks -* -* This function sets clock frequency -* -* @return Configured clock frequency in KHz -* -*/ -/****************************************************************************/ -chipcHw_freq chipcHw_getClockFrequency(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Set clock fequency for miscellaneous configurable clocks -* -* This function sets clock frequency -* -* @return Configured clock frequency in Hz -* -*/ -/****************************************************************************/ -chipcHw_freq chipcHw_setClockFrequency(chipcHw_CLOCK_e clock, /* [ IN ] Configurable clock */ - uint32_t freq /* [ IN ] Clock frequency in Hz */ - ) __attribute__ ((section(".aramtext"))); - -/****************************************************************************/ -/** -* @brief Set VPM clock in sync with BUS clock -* -* This function does the phase adjustment between VPM and BUS clock -* -* @return >= 0 : On success ( # of adjustment required ) -* -1 : On failure -*/ -/****************************************************************************/ -int chipcHw_vpmPhaseAlign(void); - -/****************************************************************************/ -/** -* @brief Enables core a clock of a certain device -* -* This function enables a core clock -* -* @return void -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_setClockEnable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ); - -/****************************************************************************/ -/** -* @brief Disabled a core clock of a certain device -* -* This function disables a core clock -* -* @return void -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_setClockDisable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ); - -/****************************************************************************/ -/** -* @brief Enables bypass clock of a certain device -* -* This function enables bypass clock -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_bypassClockEnable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ); - -/****************************************************************************/ -/** -* @brief Disabled bypass clock of a certain device -* -* This function disables bypass clock -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_bypassClockDisable(chipcHw_CLOCK_e clock /* [ IN ] Configurable clock */ - ); - -/****************************************************************************/ -/** -* @brief Get Numeric Chip ID -* -* This function returns Chip ID that includes the revison number -* -* @return Complete numeric Chip ID -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getChipId(void); - -/****************************************************************************/ -/** -* @brief Get Chip Product ID -* -* This function returns Chip Product ID -* -* @return Chip Product ID -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getChipProductId(void); - -/****************************************************************************/ -/** -* @brief Get revision number -* -* This function returns revision number of the chip -* -* @return Revision number -*/ -/****************************************************************************/ -static inline chipcHw_REV_NUMBER_e chipcHw_getChipRevisionNumber(void); - -/****************************************************************************/ -/** -* @brief Enables bus interface clock -* -* Enables bus interface clock of various device -* -* @return void -* -* @note use chipcHw_REG_BUS_CLOCK_XXXX -*/ -/****************************************************************************/ -static inline void chipcHw_busInterfaceClockEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_BUS_CLOCK_XXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Disables bus interface clock -* -* Disables bus interface clock of various device -* -* @return void -* -* @note use chipcHw_REG_BUS_CLOCK_XXXX -*/ -/****************************************************************************/ -static inline void chipcHw_busInterfaceClockDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_BUS_CLOCK_XXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Enables various audio channels -* -* Enables audio channel -* -* @return void -* -* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_audioChannelEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_AUDIO_CHANNEL_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Disables various audio channels -* -* Disables audio channel -* -* @return void -* -* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_audioChannelDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_AUDIO_CHANNEL_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Soft resets devices -* -* Soft resets various devices -* -* @return void -* -* @note use chipcHw_REG_SOFT_RESET_XXXXXX defines -*/ -/****************************************************************************/ -static inline void chipcHw_softReset(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */ - ); - -static inline void chipcHw_softResetDisable(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */ - ); - -static inline void chipcHw_softResetEnable(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_SOFT_RESET_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Configures misc CHIP functionality -* -* Configures CHIP functionality -* -* @return void -* -* @note use chipcHw_REG_MISC_CTRL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_miscControl(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */ - ); - -static inline void chipcHw_miscControlDisable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */ - ); - -static inline void chipcHw_miscControlEnable(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_MISC_CTRL_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Set OTP options -* -* Set OTP options -* -* @return void -* -* @note use chipcHw_REG_OTP_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_setOTPOption(uint64_t mask /* [ IN ] Bit map of type chipcHw_REG_OTP_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Get sticky bits -* -* @return Sticky bit options of type chipcHw_REG_STICKY_XXXXXX -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getStickyBits(void); - -/****************************************************************************/ -/** -* @brief Set sticky bits -* -* @return void -* -* @note use chipcHw_REG_STICKY_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_setStickyBits(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_STICKY_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Clear sticky bits -* -* @return void -* -* @note use chipcHw_REG_STICKY_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_clearStickyBits(uint32_t mask /* [ IN ] Bit map of type chipcHw_REG_STICKY_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Get software override strap options -* -* Retrieves software override strap options -* -* @return Software override strap value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getSoftStraps(void); - -/****************************************************************************/ -/** -* @brief Set software override strap options -* -* set software override strap options -* -* @return nothing -* -*/ -/****************************************************************************/ -static inline void chipcHw_setSoftStraps(uint32_t strapOptions); - -/****************************************************************************/ -/** -* @brief Get pin strap options -* -* Retrieves pin strap options -* -* @return Pin strap value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getPinStraps(void); - -/****************************************************************************/ -/** -* @brief Get valid pin strap options -* -* Retrieves valid pin strap options -* -* @return valid Pin strap value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getValidStraps(void); - -/****************************************************************************/ -/** -* @brief Initialize valid pin strap options -* -* Retrieves valid pin strap options by copying HW strap options to soft register -* (if chipcHw_STRAPS_SOFT_OVERRIDE not set) -* -* @return nothing -* -*/ -/****************************************************************************/ -static inline void chipcHw_initValidStraps(void); - -/****************************************************************************/ -/** -* @brief Get status (enabled/disabled) of bus interface clock -* -* This function returns the status of devices' bus interface clock -* -* @return Bus interface clock -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getBusInterfaceClockStatus(void); - -/****************************************************************************/ -/** -* @brief Get boot device -* -* This function returns the device type used in booting the system -* -* @return Boot device of type chipcHw_BOOT_DEVICE_e -* -*/ -/****************************************************************************/ -static inline chipcHw_BOOT_DEVICE_e chipcHw_getBootDevice(void); - -/****************************************************************************/ -/** -* @brief Get boot mode -* -* This function returns the way the system was booted -* -* @return Boot mode of type chipcHw_BOOT_MODE_e -* -*/ -/****************************************************************************/ -static inline chipcHw_BOOT_MODE_e chipcHw_getBootMode(void); - -/****************************************************************************/ -/** -* @brief Get NAND flash page size -* -* This function returns the NAND device page size -* -* @return Boot NAND device page size -* -*/ -/****************************************************************************/ -static inline chipcHw_NAND_PAGESIZE_e chipcHw_getNandPageSize(void); - -/****************************************************************************/ -/** -* @brief Get NAND flash address cycle configuration -* -* This function returns the NAND flash address cycle configuration -* -* @return 0 = Do not extra address cycle, 1 = Add extra cycle -* -*/ -/****************************************************************************/ -static inline int chipcHw_getNandExtraCycle(void); - -/****************************************************************************/ -/** -* @brief Activates PIF interface -* -* This function activates PIF interface by taking control of LCD pins -* -* @note -* When activated, LCD pins will be defined as follows for PIF operation -* -* CLD[17:0] = pif_data[17:0] -* CLD[23:18] = pif_address[5:0] -* CLPOWER = pif_wr_str -* CLCP = pif_rd_str -* CLAC = pif_hat1 -* CLFP = pif_hrdy1 -* CLLP = pif_hat2 -* GPIO[42] = pif_hrdy2 -* -* In PIF mode, "pif_hrdy2" overrides other shared function for GPIO[42] pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_activatePifInterface(void); - -/****************************************************************************/ -/** -* @brief Activates LCD interface -* -* This function activates LCD interface -* -* @note -* When activated, LCD pins will be defined as follows -* -* CLD[17:0] = LCD data -* CLD[23:18] = LCD data -* CLPOWER = LCD power -* CLCP = -* CLAC = LCD ack -* CLFP = -* CLLP = -*/ -/****************************************************************************/ -static inline void chipcHw_activateLcdInterface(void); - -/****************************************************************************/ -/** -* @brief Deactivates PIF/LCD interface -* -* This function deactivates PIF/LCD interface -* -* @note -* When deactivated LCD pins will be in rti-stated -* -*/ -/****************************************************************************/ -static inline void chipcHw_deactivatePifLcdInterface(void); - -/****************************************************************************/ -/** -* @brief Get to know the configuration of GPIO pin -* -*/ -/****************************************************************************/ -static inline chipcHw_GPIO_FUNCTION_e chipcHw_getGpioPinFunction(int pin /* GPIO Pin number */ - ); - -/****************************************************************************/ -/** -* @brief Configure GPIO pin function -* -*/ -/****************************************************************************/ -static inline void chipcHw_setGpioPinFunction(int pin, /* GPIO Pin number */ - chipcHw_GPIO_FUNCTION_e func /* Configuration function */ - ); - -/****************************************************************************/ -/** -* @brief Set Pin slew rate -* -* This function sets the slew of individual pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinSlewRate(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */ - chipcHw_PIN_SLEW_RATE_e slewRate /* Pin slew rate */ - ); - -/****************************************************************************/ -/** -* @brief Set Pin output drive current -* -* This function sets output drive current of individual pin -* -* Note: Avoid the use of the word 'current' since linux headers define this -* to be the current task. -*/ -/****************************************************************************/ -static inline void chipcHw_setPinOutputCurrent(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */ - chipcHw_PIN_CURRENT_STRENGTH_e curr /* Pin current rating */ - ); - -/****************************************************************************/ -/** -* @brief Set Pin pullup register -* -* This function sets pullup register of individual pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinPullup(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */ - chipcHw_PIN_PULL_e pullup /* Pullup register settings */ - ); - -/****************************************************************************/ -/** -* @brief Set Pin input type -* -* This function sets input type of individual Pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinInputType(uint32_t pin, /* Pin of type chipcHw_PIN_XXXXX */ - chipcHw_PIN_INPUTTYPE_e inputType /* Pin input type */ - ); - -/****************************************************************************/ -/** -* @brief Retrieves a string representation of the mux setting for a pin. -* -* @return Pointer to a character string. -*/ -/****************************************************************************/ - -const char *chipcHw_getGpioPinFunctionStr(int pin); - -/****************************************************************************/ -/** @brief issue warmReset - */ -/****************************************************************************/ -void chipcHw_reset(uint32_t mask); - -/****************************************************************************/ -/** @brief clock reconfigure - */ -/****************************************************************************/ -void chipcHw_clockReconfig(uint32_t busHz, uint32_t armRatio, uint32_t vpmRatio, - uint32_t ddrRatio); - -/****************************************************************************/ -/** -* @brief Enable Spread Spectrum -* -* @note chipcHw_Init() must be called earlier -*/ -/****************************************************************************/ -static inline void chipcHw_enableSpreadSpectrum(void); - -/****************************************************************************/ -/** -* @brief Disable Spread Spectrum -* -*/ -/****************************************************************************/ -static inline void chipcHw_disableSpreadSpectrum(void); - -/****************************************************************************/ -/** @brief Checks if software strap is enabled - * - * @return 1 : When enable - * 0 : When disable - */ -/****************************************************************************/ -static inline int chipcHw_isSoftwareStrapsEnable(void); - -/****************************************************************************/ -/** @brief Enable software strap - */ -/****************************************************************************/ -static inline void chipcHw_softwareStrapsEnable(void); - -/****************************************************************************/ -/** @brief Disable software strap - */ -/****************************************************************************/ -static inline void chipcHw_softwareStrapsDisable(void); - -/****************************************************************************/ -/** @brief PLL test enable - */ -/****************************************************************************/ -static inline void chipcHw_pllTestEnable(void); - -/****************************************************************************/ -/** @brief PLL2 test enable - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestEnable(void); - -/****************************************************************************/ -/** @brief PLL test disable - */ -/****************************************************************************/ -static inline void chipcHw_pllTestDisable(void); - -/****************************************************************************/ -/** @brief PLL2 test disable - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestDisable(void); - -/****************************************************************************/ -/** @brief Get PLL test status - */ -/****************************************************************************/ -static inline int chipcHw_isPllTestEnable(void); - -/****************************************************************************/ -/** @brief Get PLL2 test status - */ -/****************************************************************************/ -static inline int chipcHw_isPll2TestEnable(void); - -/****************************************************************************/ -/** @brief PLL test select - */ -/****************************************************************************/ -static inline void chipcHw_pllTestSelect(uint32_t val); - -/****************************************************************************/ -/** @brief PLL2 test select - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestSelect(uint32_t val); - -/****************************************************************************/ -/** @brief Get PLL test selected option - */ -/****************************************************************************/ -static inline uint8_t chipcHw_getPllTestSelected(void); - -/****************************************************************************/ -/** @brief Get PLL2 test selected option - */ -/****************************************************************************/ -static inline uint8_t chipcHw_getPll2TestSelected(void); - -/****************************************************************************/ -/** -* @brief Enables DDR SW phase alignment interrupt -*/ -/****************************************************************************/ -static inline void chipcHw_ddrPhaseAlignInterruptEnable(void); - -/****************************************************************************/ -/** -* @brief Disables DDR SW phase alignment interrupt -*/ -/****************************************************************************/ -static inline void chipcHw_ddrPhaseAlignInterruptDisable(void); - -/****************************************************************************/ -/** -* @brief Set VPM SW phase alignment interrupt mode -* -* This function sets VPM phase alignment interrupt -* -*/ -/****************************************************************************/ -static inline void -chipcHw_vpmPhaseAlignInterruptMode(chipcHw_VPM_HW_PHASE_INTR_e mode); - -/****************************************************************************/ -/** -* @brief Enable DDR phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrSwPhaseAlignEnable(void); - -/****************************************************************************/ -/** -* @brief Disable DDR phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrSwPhaseAlignDisable(void); - -/****************************************************************************/ -/** -* @brief Enable DDR phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignEnable(void); - -/****************************************************************************/ -/** -* @brief Disable DDR phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignDisable(void); - -/****************************************************************************/ -/** -* @brief Enable VPM phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmSwPhaseAlignEnable(void); - -/****************************************************************************/ -/** -* @brief Disable VPM phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmSwPhaseAlignDisable(void); - -/****************************************************************************/ -/** -* @brief Enable VPM phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignEnable(void); - -/****************************************************************************/ -/** -* @brief Disable VPM phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignDisable(void); - -/****************************************************************************/ -/** -* @brief Set DDR phase alignment margin in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_setDdrHwPhaseAlignMargin(chipcHw_DDR_HW_PHASE_MARGIN_e margin /* Margin alinging DDR phase */ - ); - -/****************************************************************************/ -/** -* @brief Set VPM phase alignment margin in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_setVpmHwPhaseAlignMargin(chipcHw_VPM_HW_PHASE_MARGIN_e margin /* Margin alinging VPM phase */ - ); - -/****************************************************************************/ -/** -* @brief Checks DDR phase aligned status done by HW -* -* @return 1: When aligned -* 0: When not aligned -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_isDdrHwPhaseAligned(void); - -/****************************************************************************/ -/** -* @brief Checks VPM phase aligned status done by HW -* -* @return 1: When aligned -* 0: When not aligned -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_isVpmHwPhaseAligned(void); - -/****************************************************************************/ -/** -* @brief Get DDR phase aligned status done by HW -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getDdrHwPhaseAlignStatus(void); - -/****************************************************************************/ -/** -* @brief Get VPM phase aligned status done by HW -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getVpmHwPhaseAlignStatus(void); - -/****************************************************************************/ -/** -* @brief Get DDR phase control value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getDdrPhaseControl(void); - -/****************************************************************************/ -/** -* @brief Get VPM phase control value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getVpmPhaseControl(void); - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout count -* -* @note If HW fails to perform the phase alignment, it will trigger -* a DDR phase alignment timeout interrupt. -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeout(uint32_t busCycle /* Timeout in bus cycle */ - ); - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout count -* -* @note If HW fails to perform the phase alignment, it will trigger -* a VPM phase alignment timeout interrupt. -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeout(uint32_t busCycle /* Timeout in bus cycle */ - ); - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout interrupt enable -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptEnable(void); - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout interrupt enable -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptEnable(void); - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout interrupt disable -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptDisable(void); - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout interrupt disable -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptDisable(void); - -/****************************************************************************/ -/** -* @brief Clear DDR phase alignment timeout interrupt -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(void); - -/****************************************************************************/ -/** -* @brief Clear VPM phase alignment timeout interrupt -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(void); - -/* ---- Private Constants and Types -------------------------------------- */ - -#endif /* CHIPC_DEF_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h deleted file mode 100644 index 03238c29900..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h +++ /dev/null @@ -1,1673 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef CHIPC_INLINE_H -#define CHIPC_INLINE_H - -/* ---- Include Files ----------------------------------------------------- */ - -#include <csp/errno.h> -#include <csp/reg.h> -#include <mach/csp/chipcHw_reg.h> -#include <mach/csp/chipcHw_def.h> - -/* ---- Private Constants and Types --------------------------------------- */ -typedef enum { - chipcHw_OPTYPE_BYPASS, /* Bypass operation */ - chipcHw_OPTYPE_OUTPUT /* Output operation */ -} chipcHw_OPTYPE_e; - -/* ---- Public Constants and Types ---------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------- */ -/* ---- Public Function Prototypes ---------------------------------------- */ -/* ---- Private Function Prototypes --------------------------------------- */ -static inline void chipcHw_setClock(chipcHw_CLOCK_e clock, - chipcHw_OPTYPE_e type, int mode); - -/****************************************************************************/ -/** -* @brief Get Numeric Chip ID -* -* This function returns Chip ID that includes the revison number -* -* @return Complete numeric Chip ID -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getChipId(void) -{ - return pChipcHw->ChipId; -} - -/****************************************************************************/ -/** -* @brief Enable Spread Spectrum -* -* @note chipcHw_Init() must be called earlier -*/ -/****************************************************************************/ -static inline void chipcHw_enableSpreadSpectrum(void) -{ - if ((pChipcHw-> - PLLPreDivider & chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK) != - chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER) { - ddrcReg_PHY_ADDR_CTL_REGP->ssCfg = - (0xFFFF << ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_SHIFT) | - (ddrcReg_PHY_ADDR_SS_CFG_MIN_CYCLE_PER_TICK << - ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_SHIFT); - ddrcReg_PHY_ADDR_CTL_REGP->ssCtl |= - ddrcReg_PHY_ADDR_SS_CTRL_ENABLE; - } -} - -/****************************************************************************/ -/** -* @brief Disable Spread Spectrum -* -*/ -/****************************************************************************/ -static inline void chipcHw_disableSpreadSpectrum(void) -{ - ddrcReg_PHY_ADDR_CTL_REGP->ssCtl &= ~ddrcReg_PHY_ADDR_SS_CTRL_ENABLE; -} - -/****************************************************************************/ -/** -* @brief Get Chip Product ID -* -* This function returns Chip Product ID -* -* @return Chip Product ID -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getChipProductId(void) -{ - return (pChipcHw-> - ChipId & chipcHw_REG_CHIPID_BASE_MASK) >> - chipcHw_REG_CHIPID_BASE_SHIFT; -} - -/****************************************************************************/ -/** -* @brief Get revision number -* -* This function returns revision number of the chip -* -* @return Revision number -*/ -/****************************************************************************/ -static inline chipcHw_REV_NUMBER_e chipcHw_getChipRevisionNumber(void) -{ - return pChipcHw->ChipId & chipcHw_REG_CHIPID_REV_MASK; -} - -/****************************************************************************/ -/** -* @brief Enables bus interface clock -* -* Enables bus interface clock of various device -* -* @return void -* -* @note use chipcHw_REG_BUS_CLOCK_XXXX for mask -*/ -/****************************************************************************/ -static inline void chipcHw_busInterfaceClockEnable(uint32_t mask) -{ - reg32_modify_or(&pChipcHw->BusIntfClock, mask); -} - -/****************************************************************************/ -/** -* @brief Disables bus interface clock -* -* Disables bus interface clock of various device -* -* @return void -* -* @note use chipcHw_REG_BUS_CLOCK_XXXX -*/ -/****************************************************************************/ -static inline void chipcHw_busInterfaceClockDisable(uint32_t mask) -{ - reg32_modify_and(&pChipcHw->BusIntfClock, ~mask); -} - -/****************************************************************************/ -/** -* @brief Get status (enabled/disabled) of bus interface clock -* -* This function returns the status of devices' bus interface clock -* -* @return Bus interface clock -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getBusInterfaceClockStatus(void) -{ - return pChipcHw->BusIntfClock; -} - -/****************************************************************************/ -/** -* @brief Enables various audio channels -* -* Enables audio channel -* -* @return void -* -* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_audioChannelEnable(uint32_t mask) -{ - reg32_modify_or(&pChipcHw->AudioEnable, mask); -} - -/****************************************************************************/ -/** -* @brief Disables various audio channels -* -* Disables audio channel -* -* @return void -* -* @note use chipcHw_REG_AUDIO_CHANNEL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_audioChannelDisable(uint32_t mask) -{ - reg32_modify_and(&pChipcHw->AudioEnable, ~mask); -} - -/****************************************************************************/ -/** -* @brief Soft resets devices -* -* Soft resets various devices -* -* @return void -* -* @note use chipcHw_REG_SOFT_RESET_XXXXXX defines -*/ -/****************************************************************************/ -static inline void chipcHw_softReset(uint64_t mask) -{ - chipcHw_softResetEnable(mask); - chipcHw_softResetDisable(mask); -} - -static inline void chipcHw_softResetDisable(uint64_t mask) -{ - uint32_t ctrl1 = (uint32_t) mask; - uint32_t ctrl2 = (uint32_t) (mask >> 32); - - /* Deassert module soft reset */ - REG_LOCAL_IRQ_SAVE; - pChipcHw->SoftReset1 ^= ctrl1; - pChipcHw->SoftReset2 ^= (ctrl2 & (~chipcHw_REG_SOFT_RESET_UNHOLD_MASK)); - REG_LOCAL_IRQ_RESTORE; -} - -static inline void chipcHw_softResetEnable(uint64_t mask) -{ - uint32_t ctrl1 = (uint32_t) mask; - uint32_t ctrl2 = (uint32_t) (mask >> 32); - uint32_t unhold = 0; - - REG_LOCAL_IRQ_SAVE; - pChipcHw->SoftReset1 |= ctrl1; - /* Mask out unhold request bits */ - pChipcHw->SoftReset2 |= (ctrl2 & (~chipcHw_REG_SOFT_RESET_UNHOLD_MASK)); - - /* Process unhold requests */ - if (ctrl2 & chipcHw_REG_SOFT_RESET_VPM_GLOBAL_UNHOLD) { - unhold = chipcHw_REG_SOFT_RESET_VPM_GLOBAL_HOLD; - } - - if (ctrl2 & chipcHw_REG_SOFT_RESET_VPM_UNHOLD) { - unhold |= chipcHw_REG_SOFT_RESET_VPM_HOLD; - } - - if (ctrl2 & chipcHw_REG_SOFT_RESET_ARM_UNHOLD) { - unhold |= chipcHw_REG_SOFT_RESET_ARM_HOLD; - } - - if (unhold) { - /* Make sure unhold request is effective */ - pChipcHw->SoftReset1 &= ~unhold; - } - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Configures misc CHIP functionality -* -* Configures CHIP functionality -* -* @return void -* -* @note use chipcHw_REG_MISC_CTRL_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_miscControl(uint32_t mask) -{ - reg32_write(&pChipcHw->MiscCtrl, mask); -} - -static inline void chipcHw_miscControlDisable(uint32_t mask) -{ - reg32_modify_and(&pChipcHw->MiscCtrl, ~mask); -} - -static inline void chipcHw_miscControlEnable(uint32_t mask) -{ - reg32_modify_or(&pChipcHw->MiscCtrl, mask); -} - -/****************************************************************************/ -/** -* @brief Set OTP options -* -* Set OTP options -* -* @return void -* -* @note use chipcHw_REG_OTP_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_setOTPOption(uint64_t mask) -{ - uint32_t ctrl1 = (uint32_t) mask; - uint32_t ctrl2 = (uint32_t) (mask >> 32); - - reg32_modify_or(&pChipcHw->SoftOTP1, ctrl1); - reg32_modify_or(&pChipcHw->SoftOTP2, ctrl2); -} - -/****************************************************************************/ -/** -* @brief Get sticky bits -* -* @return Sticky bit options of type chipcHw_REG_STICKY_XXXXXX -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getStickyBits(void) -{ - return pChipcHw->Sticky; -} - -/****************************************************************************/ -/** -* @brief Set sticky bits -* -* @return void -* -* @note use chipcHw_REG_STICKY_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_setStickyBits(uint32_t mask) -{ - uint32_t bits = 0; - - REG_LOCAL_IRQ_SAVE; - if (mask & chipcHw_REG_STICKY_POR_BROM) { - bits |= chipcHw_REG_STICKY_POR_BROM; - } else { - uint32_t sticky; - sticky = pChipcHw->Sticky; - - if ((mask & chipcHw_REG_STICKY_BOOT_DONE) - && (sticky & chipcHw_REG_STICKY_BOOT_DONE) == 0) { - bits |= chipcHw_REG_STICKY_BOOT_DONE; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_1) - && (sticky & chipcHw_REG_STICKY_GENERAL_1) == 0) { - bits |= chipcHw_REG_STICKY_GENERAL_1; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_2) - && (sticky & chipcHw_REG_STICKY_GENERAL_2) == 0) { - bits |= chipcHw_REG_STICKY_GENERAL_2; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_3) - && (sticky & chipcHw_REG_STICKY_GENERAL_3) == 0) { - bits |= chipcHw_REG_STICKY_GENERAL_3; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_4) - && (sticky & chipcHw_REG_STICKY_GENERAL_4) == 0) { - bits |= chipcHw_REG_STICKY_GENERAL_4; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_5) - && (sticky & chipcHw_REG_STICKY_GENERAL_5) == 0) { - bits |= chipcHw_REG_STICKY_GENERAL_5; - } - } - pChipcHw->Sticky = bits; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Clear sticky bits -* -* @return void -* -* @note use chipcHw_REG_STICKY_XXXXXX -*/ -/****************************************************************************/ -static inline void chipcHw_clearStickyBits(uint32_t mask) -{ - uint32_t bits = 0; - - REG_LOCAL_IRQ_SAVE; - if (mask & - (chipcHw_REG_STICKY_BOOT_DONE | chipcHw_REG_STICKY_GENERAL_1 | - chipcHw_REG_STICKY_GENERAL_2 | chipcHw_REG_STICKY_GENERAL_3 | - chipcHw_REG_STICKY_GENERAL_4 | chipcHw_REG_STICKY_GENERAL_5)) { - uint32_t sticky = pChipcHw->Sticky; - - if ((mask & chipcHw_REG_STICKY_BOOT_DONE) - && (sticky & chipcHw_REG_STICKY_BOOT_DONE)) { - bits = chipcHw_REG_STICKY_BOOT_DONE; - mask &= ~chipcHw_REG_STICKY_BOOT_DONE; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_1) - && (sticky & chipcHw_REG_STICKY_GENERAL_1)) { - bits |= chipcHw_REG_STICKY_GENERAL_1; - mask &= ~chipcHw_REG_STICKY_GENERAL_1; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_2) - && (sticky & chipcHw_REG_STICKY_GENERAL_2)) { - bits |= chipcHw_REG_STICKY_GENERAL_2; - mask &= ~chipcHw_REG_STICKY_GENERAL_2; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_3) - && (sticky & chipcHw_REG_STICKY_GENERAL_3)) { - bits |= chipcHw_REG_STICKY_GENERAL_3; - mask &= ~chipcHw_REG_STICKY_GENERAL_3; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_4) - && (sticky & chipcHw_REG_STICKY_GENERAL_4)) { - bits |= chipcHw_REG_STICKY_GENERAL_4; - mask &= ~chipcHw_REG_STICKY_GENERAL_4; - } - if ((mask & chipcHw_REG_STICKY_GENERAL_5) - && (sticky & chipcHw_REG_STICKY_GENERAL_5)) { - bits |= chipcHw_REG_STICKY_GENERAL_5; - mask &= ~chipcHw_REG_STICKY_GENERAL_5; - } - } - pChipcHw->Sticky = bits | mask; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Get software strap value -* -* Retrieves software strap value -* -* @return Software strap value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getSoftStraps(void) -{ - return pChipcHw->SoftStraps; -} - -/****************************************************************************/ -/** -* @brief Set software override strap options -* -* set software override strap options -* -* @return nothing -* -*/ -/****************************************************************************/ -static inline void chipcHw_setSoftStraps(uint32_t strapOptions) -{ - reg32_write(&pChipcHw->SoftStraps, strapOptions); -} - -/****************************************************************************/ -/** -* @brief Get Pin Strap Options -* -* This function returns the raw boot strap options -* -* @return strap options -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getPinStraps(void) -{ - return pChipcHw->PinStraps; -} - -/****************************************************************************/ -/** -* @brief Get Valid Strap Options -* -* This function returns the valid raw boot strap options -* -* @return strap options -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getValidStraps(void) -{ - uint32_t softStraps; - - /* - ** Always return the SoftStraps - bootROM calls chipcHw_initValidStraps - ** which copies HW straps to soft straps if there is no override - */ - softStraps = chipcHw_getSoftStraps(); - - return softStraps; -} - -/****************************************************************************/ -/** -* @brief Initialize valid pin strap options -* -* Retrieves valid pin strap options by copying HW strap options to soft register -* (if chipcHw_STRAPS_SOFT_OVERRIDE not set) -* -* @return nothing -* -*/ -/****************************************************************************/ -static inline void chipcHw_initValidStraps(void) -{ - uint32_t softStraps; - - REG_LOCAL_IRQ_SAVE; - softStraps = chipcHw_getSoftStraps(); - - if ((softStraps & chipcHw_STRAPS_SOFT_OVERRIDE) == 0) { - /* Copy HW straps to software straps */ - chipcHw_setSoftStraps(chipcHw_getPinStraps()); - } - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Get boot device -* -* This function returns the device type used in booting the system -* -* @return Boot device of type chipcHw_BOOT_DEVICE -* -*/ -/****************************************************************************/ -static inline chipcHw_BOOT_DEVICE_e chipcHw_getBootDevice(void) -{ - return chipcHw_getValidStraps() & chipcHw_STRAPS_BOOT_DEVICE_MASK; -} - -/****************************************************************************/ -/** -* @brief Get boot mode -* -* This function returns the way the system was booted -* -* @return Boot mode of type chipcHw_BOOT_MODE -* -*/ -/****************************************************************************/ -static inline chipcHw_BOOT_MODE_e chipcHw_getBootMode(void) -{ - return chipcHw_getValidStraps() & chipcHw_STRAPS_BOOT_MODE_MASK; -} - -/****************************************************************************/ -/** -* @brief Get NAND flash page size -* -* This function returns the NAND device page size -* -* @return Boot NAND device page size -* -*/ -/****************************************************************************/ -static inline chipcHw_NAND_PAGESIZE_e chipcHw_getNandPageSize(void) -{ - return chipcHw_getValidStraps() & chipcHw_STRAPS_NAND_PAGESIZE_MASK; -} - -/****************************************************************************/ -/** -* @brief Get NAND flash address cycle configuration -* -* This function returns the NAND flash address cycle configuration -* -* @return 0 = Do not extra address cycle, 1 = Add extra cycle -* -*/ -/****************************************************************************/ -static inline int chipcHw_getNandExtraCycle(void) -{ - if (chipcHw_getValidStraps() & chipcHw_STRAPS_NAND_EXTRA_CYCLE) { - return 1; - } else { - return 0; - } -} - -/****************************************************************************/ -/** -* @brief Activates PIF interface -* -* This function activates PIF interface by taking control of LCD pins -* -* @note -* When activated, LCD pins will be defined as follows for PIF operation -* -* CLD[17:0] = pif_data[17:0] -* CLD[23:18] = pif_address[5:0] -* CLPOWER = pif_wr_str -* CLCP = pif_rd_str -* CLAC = pif_hat1 -* CLFP = pif_hrdy1 -* CLLP = pif_hat2 -* GPIO[42] = pif_hrdy2 -* -* In PIF mode, "pif_hrdy2" overrides other shared function for GPIO[42] pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_activatePifInterface(void) -{ - reg32_write(&pChipcHw->LcdPifMode, chipcHw_REG_PIF_PIN_ENABLE); -} - -/****************************************************************************/ -/** -* @brief Activates LCD interface -* -* This function activates LCD interface -* -* @note -* When activated, LCD pins will be defined as follows -* -* CLD[17:0] = LCD data -* CLD[23:18] = LCD data -* CLPOWER = LCD power -* CLCP = -* CLAC = LCD ack -* CLFP = -* CLLP = -*/ -/****************************************************************************/ -static inline void chipcHw_activateLcdInterface(void) -{ - reg32_write(&pChipcHw->LcdPifMode, chipcHw_REG_LCD_PIN_ENABLE); -} - -/****************************************************************************/ -/** -* @brief Deactivates PIF/LCD interface -* -* This function deactivates PIF/LCD interface -* -* @note -* When deactivated LCD pins will be in rti-stated -* -*/ -/****************************************************************************/ -static inline void chipcHw_deactivatePifLcdInterface(void) -{ - reg32_write(&pChipcHw->LcdPifMode, 0); -} - -/****************************************************************************/ -/** -* @brief Select GE2 -* -* This function select GE2 as the graphic engine -* -*/ -/****************************************************************************/ -static inline void chipcHw_selectGE2(void) -{ - reg32_modify_and(&pChipcHw->MiscCtrl, ~chipcHw_REG_MISC_CTRL_GE_SEL); -} - -/****************************************************************************/ -/** -* @brief Select GE3 -* -* This function select GE3 as the graphic engine -* -*/ -/****************************************************************************/ -static inline void chipcHw_selectGE3(void) -{ - reg32_modify_or(&pChipcHw->MiscCtrl, chipcHw_REG_MISC_CTRL_GE_SEL); -} - -/****************************************************************************/ -/** -* @brief Get to know the configuration of GPIO pin -* -*/ -/****************************************************************************/ -static inline chipcHw_GPIO_FUNCTION_e chipcHw_getGpioPinFunction(int pin) -{ - return (*((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) & - (chipcHw_REG_GPIO_MUX_MASK << - chipcHw_REG_GPIO_MUX_POSITION(pin))) >> - chipcHw_REG_GPIO_MUX_POSITION(pin); -} - -/****************************************************************************/ -/** -* @brief Configure GPIO pin function -* -*/ -/****************************************************************************/ -static inline void chipcHw_setGpioPinFunction(int pin, - chipcHw_GPIO_FUNCTION_e func) -{ - REG_LOCAL_IRQ_SAVE; - *((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) &= - ~(chipcHw_REG_GPIO_MUX_MASK << chipcHw_REG_GPIO_MUX_POSITION(pin)); - *((uint32_t *) chipcHw_REG_GPIO_MUX(pin)) |= - func << chipcHw_REG_GPIO_MUX_POSITION(pin); - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set Pin slew rate -* -* This function sets the slew of individual pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinSlewRate(uint32_t pin, - chipcHw_PIN_SLEW_RATE_e slewRate) -{ - REG_LOCAL_IRQ_SAVE; - *((uint32_t *) chipcHw_REG_SLEW_RATE(pin)) &= - ~(chipcHw_REG_SLEW_RATE_MASK << - chipcHw_REG_SLEW_RATE_POSITION(pin)); - *((uint32_t *) chipcHw_REG_SLEW_RATE(pin)) |= - (uint32_t) slewRate << chipcHw_REG_SLEW_RATE_POSITION(pin); - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set Pin output drive current -* -* This function sets output drive current of individual pin -* -* Note: Avoid the use of the word 'current' since linux headers define this -* to be the current task. -*/ -/****************************************************************************/ -static inline void chipcHw_setPinOutputCurrent(uint32_t pin, - chipcHw_PIN_CURRENT_STRENGTH_e - curr) -{ - REG_LOCAL_IRQ_SAVE; - *((uint32_t *) chipcHw_REG_CURRENT(pin)) &= - ~(chipcHw_REG_CURRENT_MASK << chipcHw_REG_CURRENT_POSITION(pin)); - *((uint32_t *) chipcHw_REG_CURRENT(pin)) |= - (uint32_t) curr << chipcHw_REG_CURRENT_POSITION(pin); - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set Pin pullup register -* -* This function sets pullup register of individual pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinPullup(uint32_t pin, chipcHw_PIN_PULL_e pullup) -{ - REG_LOCAL_IRQ_SAVE; - *((uint32_t *) chipcHw_REG_PULLUP(pin)) &= - ~(chipcHw_REG_PULLUP_MASK << chipcHw_REG_PULLUP_POSITION(pin)); - *((uint32_t *) chipcHw_REG_PULLUP(pin)) |= - (uint32_t) pullup << chipcHw_REG_PULLUP_POSITION(pin); - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set Pin input type -* -* This function sets input type of individual pin -* -*/ -/****************************************************************************/ -static inline void chipcHw_setPinInputType(uint32_t pin, - chipcHw_PIN_INPUTTYPE_e inputType) -{ - REG_LOCAL_IRQ_SAVE; - *((uint32_t *) chipcHw_REG_INPUTTYPE(pin)) &= - ~(chipcHw_REG_INPUTTYPE_MASK << - chipcHw_REG_INPUTTYPE_POSITION(pin)); - *((uint32_t *) chipcHw_REG_INPUTTYPE(pin)) |= - (uint32_t) inputType << chipcHw_REG_INPUTTYPE_POSITION(pin); - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Power up the USB PHY -* -* This function powers up the USB PHY -* -*/ -/****************************************************************************/ -static inline void chipcHw_powerUpUsbPhy(void) -{ - reg32_modify_and(&pChipcHw->MiscCtrl, - chipcHw_REG_MISC_CTRL_USB_POWERON); -} - -/****************************************************************************/ -/** -* @brief Power down the USB PHY -* -* This function powers down the USB PHY -* -*/ -/****************************************************************************/ -static inline void chipcHw_powerDownUsbPhy(void) -{ - reg32_modify_or(&pChipcHw->MiscCtrl, - chipcHw_REG_MISC_CTRL_USB_POWEROFF); -} - -/****************************************************************************/ -/** -* @brief Set the 2nd USB as host -* -* This function sets the 2nd USB as host -* -*/ -/****************************************************************************/ -static inline void chipcHw_setUsbHost(void) -{ - reg32_modify_or(&pChipcHw->MiscCtrl, - chipcHw_REG_MISC_CTRL_USB_MODE_HOST); -} - -/****************************************************************************/ -/** -* @brief Set the 2nd USB as device -* -* This function sets the 2nd USB as device -* -*/ -/****************************************************************************/ -static inline void chipcHw_setUsbDevice(void) -{ - reg32_modify_and(&pChipcHw->MiscCtrl, - chipcHw_REG_MISC_CTRL_USB_MODE_DEVICE); -} - -/****************************************************************************/ -/** -* @brief Lower layer function to enable/disable a clock of a certain device -* -* This function enables/disables a core clock -* -*/ -/****************************************************************************/ -static inline void chipcHw_setClock(chipcHw_CLOCK_e clock, - chipcHw_OPTYPE_e type, int mode) -{ - volatile uint32_t *pPLLReg = (uint32_t *) 0x0; - volatile uint32_t *pClockCtrl = (uint32_t *) 0x0; - - switch (clock) { - case chipcHw_CLOCK_DDR: - pPLLReg = &pChipcHw->DDRClock; - break; - case chipcHw_CLOCK_ARM: - pPLLReg = &pChipcHw->ARMClock; - break; - case chipcHw_CLOCK_ESW: - pPLLReg = &pChipcHw->ESWClock; - break; - case chipcHw_CLOCK_VPM: - pPLLReg = &pChipcHw->VPMClock; - break; - case chipcHw_CLOCK_ESW125: - pPLLReg = &pChipcHw->ESW125Clock; - break; - case chipcHw_CLOCK_UART: - pPLLReg = &pChipcHw->UARTClock; - break; - case chipcHw_CLOCK_SDIO0: - pPLLReg = &pChipcHw->SDIO0Clock; - break; - case chipcHw_CLOCK_SDIO1: - pPLLReg = &pChipcHw->SDIO1Clock; - break; - case chipcHw_CLOCK_SPI: - pPLLReg = &pChipcHw->SPIClock; - break; - case chipcHw_CLOCK_ETM: - pPLLReg = &pChipcHw->ETMClock; - break; - case chipcHw_CLOCK_USB: - pPLLReg = &pChipcHw->USBClock; - if (type == chipcHw_OPTYPE_OUTPUT) { - if (mode) { - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } else { - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } - } - break; - case chipcHw_CLOCK_LCD: - pPLLReg = &pChipcHw->LCDClock; - if (type == chipcHw_OPTYPE_OUTPUT) { - if (mode) { - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } else { - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } - } - break; - case chipcHw_CLOCK_APM: - pPLLReg = &pChipcHw->APMClock; - if (type == chipcHw_OPTYPE_OUTPUT) { - if (mode) { - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } else { - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_POWER_DOWN); - } - } - break; - case chipcHw_CLOCK_BUS: - pClockCtrl = &pChipcHw->ACLKClock; - break; - case chipcHw_CLOCK_OTP: - pClockCtrl = &pChipcHw->OTPClock; - break; - case chipcHw_CLOCK_I2C: - pClockCtrl = &pChipcHw->I2CClock; - break; - case chipcHw_CLOCK_I2S0: - pClockCtrl = &pChipcHw->I2S0Clock; - break; - case chipcHw_CLOCK_RTBUS: - pClockCtrl = &pChipcHw->RTBUSClock; - break; - case chipcHw_CLOCK_APM100: - pClockCtrl = &pChipcHw->APM100Clock; - break; - case chipcHw_CLOCK_TSC: - pClockCtrl = &pChipcHw->TSCClock; - break; - case chipcHw_CLOCK_LED: - pClockCtrl = &pChipcHw->LEDClock; - break; - case chipcHw_CLOCK_I2S1: - pClockCtrl = &pChipcHw->I2S1Clock; - break; - } - - if (pPLLReg) { - switch (type) { - case chipcHw_OPTYPE_OUTPUT: - /* PLL clock output enable/disable */ - if (mode) { - if (clock == chipcHw_CLOCK_DDR) { - /* DDR clock enable is inverted */ - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE); - } else { - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE); - } - } else { - if (clock == chipcHw_CLOCK_DDR) { - /* DDR clock disable is inverted */ - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE); - } else { - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE); - } - } - break; - case chipcHw_OPTYPE_BYPASS: - /* PLL clock bypass enable/disable */ - if (mode) { - reg32_modify_or(pPLLReg, - chipcHw_REG_PLL_CLOCK_BYPASS_SELECT); - } else { - reg32_modify_and(pPLLReg, - ~chipcHw_REG_PLL_CLOCK_BYPASS_SELECT); - } - break; - } - } else if (pClockCtrl) { - switch (type) { - case chipcHw_OPTYPE_OUTPUT: - if (mode) { - reg32_modify_or(pClockCtrl, - chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE); - } else { - reg32_modify_and(pClockCtrl, - ~chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE); - } - break; - case chipcHw_OPTYPE_BYPASS: - if (mode) { - reg32_modify_or(pClockCtrl, - chipcHw_REG_DIV_CLOCK_BYPASS_SELECT); - } else { - reg32_modify_and(pClockCtrl, - ~chipcHw_REG_DIV_CLOCK_BYPASS_SELECT); - } - break; - } - } -} - -/****************************************************************************/ -/** -* @brief Disables a core clock of a certain device -* -* This function disables a core clock -* -* @note no change in power consumption -*/ -/****************************************************************************/ -static inline void chipcHw_setClockDisable(chipcHw_CLOCK_e clock) -{ - - /* Disable output of the clock */ - chipcHw_setClock(clock, chipcHw_OPTYPE_OUTPUT, 0); -} - -/****************************************************************************/ -/** -* @brief Enable a core clock of a certain device -* -* This function enables a core clock -* -* @note no change in power consumption -*/ -/****************************************************************************/ -static inline void chipcHw_setClockEnable(chipcHw_CLOCK_e clock) -{ - - /* Enable output of the clock */ - chipcHw_setClock(clock, chipcHw_OPTYPE_OUTPUT, 1); -} - -/****************************************************************************/ -/** -* @brief Enables bypass clock of a certain device -* -* This function enables bypass clock -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_bypassClockEnable(chipcHw_CLOCK_e clock) -{ - /* Enable bypass clock */ - chipcHw_setClock(clock, chipcHw_OPTYPE_BYPASS, 1); -} - -/****************************************************************************/ -/** -* @brief Disabled bypass clock of a certain device -* -* This function disables bypass clock -* -* @note Doesnot affect the bus interface clock -*/ -/****************************************************************************/ -static inline void chipcHw_bypassClockDisable(chipcHw_CLOCK_e clock) -{ - /* Disable bypass clock */ - chipcHw_setClock(clock, chipcHw_OPTYPE_BYPASS, 0); - -} - -/****************************************************************************/ -/** @brief Checks if software strap is enabled - * - * @return 1 : When enable - * 0 : When disable - */ -/****************************************************************************/ -static inline int chipcHw_isSoftwareStrapsEnable(void) -{ - return pChipcHw->SoftStraps & 0x00000001; -} - -/****************************************************************************/ -/** @brief Enable software strap - */ -/****************************************************************************/ -static inline void chipcHw_softwareStrapsEnable(void) -{ - reg32_modify_or(&pChipcHw->SoftStraps, 0x00000001); -} - -/****************************************************************************/ -/** @brief Disable software strap - */ -/****************************************************************************/ -static inline void chipcHw_softwareStrapsDisable(void) -{ - reg32_modify_and(&pChipcHw->SoftStraps, (~0x00000001)); -} - -/****************************************************************************/ -/** @brief PLL test enable - */ -/****************************************************************************/ -static inline void chipcHw_pllTestEnable(void) -{ - reg32_modify_or(&pChipcHw->PLLConfig, - chipcHw_REG_PLL_CONFIG_TEST_ENABLE); -} - -/****************************************************************************/ -/** @brief PLL2 test enable - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestEnable(void) -{ - reg32_modify_or(&pChipcHw->PLLConfig2, - chipcHw_REG_PLL_CONFIG_TEST_ENABLE); -} - -/****************************************************************************/ -/** @brief PLL test disable - */ -/****************************************************************************/ -static inline void chipcHw_pllTestDisable(void) -{ - reg32_modify_and(&pChipcHw->PLLConfig, - ~chipcHw_REG_PLL_CONFIG_TEST_ENABLE); -} - -/****************************************************************************/ -/** @brief PLL2 test disable - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestDisable(void) -{ - reg32_modify_and(&pChipcHw->PLLConfig2, - ~chipcHw_REG_PLL_CONFIG_TEST_ENABLE); -} - -/****************************************************************************/ -/** @brief Get PLL test status - */ -/****************************************************************************/ -static inline int chipcHw_isPllTestEnable(void) -{ - return pChipcHw->PLLConfig & chipcHw_REG_PLL_CONFIG_TEST_ENABLE; -} - -/****************************************************************************/ -/** @brief Get PLL2 test status - */ -/****************************************************************************/ -static inline int chipcHw_isPll2TestEnable(void) -{ - return pChipcHw->PLLConfig2 & chipcHw_REG_PLL_CONFIG_TEST_ENABLE; -} - -/****************************************************************************/ -/** @brief PLL test select - */ -/****************************************************************************/ -static inline void chipcHw_pllTestSelect(uint32_t val) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig &= ~chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK; - pChipcHw->PLLConfig |= - (val) << chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** @brief PLL2 test select - */ -/****************************************************************************/ -static inline void chipcHw_pll2TestSelect(uint32_t val) -{ - - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig2 &= ~chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK; - pChipcHw->PLLConfig2 |= - (val) << chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** @brief Get PLL test selected option - */ -/****************************************************************************/ -static inline uint8_t chipcHw_getPllTestSelected(void) -{ - return (uint8_t) ((pChipcHw-> - PLLConfig & chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK) - >> chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT); -} - -/****************************************************************************/ -/** @brief Get PLL2 test selected option - */ -/****************************************************************************/ -static inline uint8_t chipcHw_getPll2TestSelected(void) -{ - return (uint8_t) ((pChipcHw-> - PLLConfig2 & chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK) - >> chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT); -} - -/****************************************************************************/ -/** -* @brief Disable the PLL1 -* -*/ -/****************************************************************************/ -static inline void chipcHw_pll1Disable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig |= chipcHw_REG_PLL_CONFIG_POWER_DOWN; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disable the PLL2 -* -*/ -/****************************************************************************/ -static inline void chipcHw_pll2Disable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->PLLConfig2 |= chipcHw_REG_PLL_CONFIG_POWER_DOWN; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Enables DDR SW phase alignment interrupt -*/ -/****************************************************************************/ -static inline void chipcHw_ddrPhaseAlignInterruptEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->Spare1 |= chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disables DDR SW phase alignment interrupt -*/ -/****************************************************************************/ -static inline void chipcHw_ddrPhaseAlignInterruptDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set VPM SW phase alignment interrupt mode -* -* This function sets VPM phase alignment interrupt -*/ -/****************************************************************************/ -static inline void -chipcHw_vpmPhaseAlignInterruptMode(chipcHw_VPM_HW_PHASE_INTR_e mode) -{ - REG_LOCAL_IRQ_SAVE; - if (mode == chipcHw_VPM_HW_PHASE_INTR_DISABLE) { - pChipcHw->Spare1 &= ~chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE; - } else { - pChipcHw->Spare1 |= chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE; - } - pChipcHw->VPMPhaseCtrl2 = - (pChipcHw-> - VPMPhaseCtrl2 & ~(chipcHw_REG_VPM_INTR_SELECT_MASK << - chipcHw_REG_VPM_INTR_SELECT_SHIFT)) | mode; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Enable DDR phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrSwPhaseAlignEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl1 |= chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disable DDR phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrSwPhaseAlignDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl1 &= ~chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Enable DDR phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl1 |= chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disable DDR phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl1 &= ~chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Enable VPM phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmSwPhaseAlignEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl1 |= chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disable VPM phase alignment in software -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmSwPhaseAlignDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl1 &= ~chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Enable VPM phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl1 |= chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Disable VPM phase alignment in hardware -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl1 &= ~chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Set DDR phase alignment margin in hardware -* -*/ -/****************************************************************************/ -static inline void -chipcHw_setDdrHwPhaseAlignMargin(chipcHw_DDR_HW_PHASE_MARGIN_e margin) -{ - uint32_t ge = 0; - uint32_t le = 0; - - switch (margin) { - case chipcHw_DDR_HW_PHASE_MARGIN_STRICT: - ge = 0x0F; - le = 0x0F; - break; - case chipcHw_DDR_HW_PHASE_MARGIN_MEDIUM: - ge = 0x03; - le = 0x3F; - break; - case chipcHw_DDR_HW_PHASE_MARGIN_WIDE: - ge = 0x01; - le = 0x7F; - break; - } - - { - REG_LOCAL_IRQ_SAVE; - - pChipcHw->DDRPhaseCtrl1 &= - ~((chipcHw_REG_DDR_PHASE_VALUE_GE_MASK << - chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT) - || (chipcHw_REG_DDR_PHASE_VALUE_LE_MASK << - chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT)); - - pChipcHw->DDRPhaseCtrl1 |= - ((ge << chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT) - || (le << chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT)); - - REG_LOCAL_IRQ_RESTORE; - } -} - -/****************************************************************************/ -/** -* @brief Set VPM phase alignment margin in hardware -* -*/ -/****************************************************************************/ -static inline void -chipcHw_setVpmHwPhaseAlignMargin(chipcHw_VPM_HW_PHASE_MARGIN_e margin) -{ - uint32_t ge = 0; - uint32_t le = 0; - - switch (margin) { - case chipcHw_VPM_HW_PHASE_MARGIN_STRICT: - ge = 0x0F; - le = 0x0F; - break; - case chipcHw_VPM_HW_PHASE_MARGIN_MEDIUM: - ge = 0x03; - le = 0x3F; - break; - case chipcHw_VPM_HW_PHASE_MARGIN_WIDE: - ge = 0x01; - le = 0x7F; - break; - } - - { - REG_LOCAL_IRQ_SAVE; - - pChipcHw->VPMPhaseCtrl1 &= - ~((chipcHw_REG_VPM_PHASE_VALUE_GE_MASK << - chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT) - || (chipcHw_REG_VPM_PHASE_VALUE_LE_MASK << - chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT)); - - pChipcHw->VPMPhaseCtrl1 |= - ((ge << chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT) - || (le << chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT)); - - REG_LOCAL_IRQ_RESTORE; - } -} - -/****************************************************************************/ -/** -* @brief Checks DDR phase aligned status done by HW -* -* @return 1: When aligned -* 0: When not aligned -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_isDdrHwPhaseAligned(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_DDR_PHASE_ALIGNED) ? 1 : 0; -} - -/****************************************************************************/ -/** -* @brief Checks VPM phase aligned status done by HW -* -* @return 1: When aligned -* 0: When not aligned -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_isVpmHwPhaseAligned(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_VPM_PHASE_ALIGNED) ? 1 : 0; -} - -/****************************************************************************/ -/** -* @brief Get DDR phase aligned status done by HW -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getDdrHwPhaseAlignStatus(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_DDR_PHASE_STATUS_MASK) >> - chipcHw_REG_DDR_PHASE_STATUS_SHIFT; -} - -/****************************************************************************/ -/** -* @brief Get VPM phase aligned status done by HW -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getVpmHwPhaseAlignStatus(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_VPM_PHASE_STATUS_MASK) >> - chipcHw_REG_VPM_PHASE_STATUS_SHIFT; -} - -/****************************************************************************/ -/** -* @brief Get DDR phase control value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getDdrPhaseControl(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_DDR_PHASE_CTRL_MASK) >> - chipcHw_REG_DDR_PHASE_CTRL_SHIFT; -} - -/****************************************************************************/ -/** -* @brief Get VPM phase control value -* -*/ -/****************************************************************************/ -static inline uint32_t chipcHw_getVpmPhaseControl(void) -{ - return (pChipcHw-> - PhaseAlignStatus & chipcHw_REG_VPM_PHASE_CTRL_MASK) >> - chipcHw_REG_VPM_PHASE_CTRL_SHIFT; -} - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout count -* -* @note If HW fails to perform the phase alignment, it will trigger -* a DDR phase alignment timeout interrupt. -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeout(uint32_t busCycle) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl2 &= - ~(chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK << - chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT); - pChipcHw->DDRPhaseCtrl2 |= - (busCycle & chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK) << - chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout count -* -* @note If HW fails to perform the phase alignment, it will trigger -* a VPM phase alignment timeout interrupt. -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeout(uint32_t busCycle) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl2 &= - ~(chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK << - chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT); - pChipcHw->VPMPhaseCtrl2 |= - (busCycle & chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK) << - chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Clear DDR phase alignment timeout interrupt -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(void) -{ - REG_LOCAL_IRQ_SAVE; - /* Clear timeout interrupt service bit */ - pChipcHw->DDRPhaseCtrl2 |= chipcHw_REG_DDR_INTR_SERVICED; - pChipcHw->DDRPhaseCtrl2 &= ~chipcHw_REG_DDR_INTR_SERVICED; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief Clear VPM phase alignment timeout interrupt -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(void) -{ - REG_LOCAL_IRQ_SAVE; - /* Clear timeout interrupt service bit */ - pChipcHw->VPMPhaseCtrl2 |= chipcHw_REG_VPM_INTR_SERVICED; - pChipcHw->VPMPhaseCtrl2 &= ~chipcHw_REG_VPM_INTR_SERVICED; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout interrupt enable -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - chipcHw_ddrHwPhaseAlignTimeoutInterruptClear(); /* Recommended */ - /* Enable timeout interrupt */ - pChipcHw->DDRPhaseCtrl2 |= chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout interrupt enable -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptEnable(void) -{ - REG_LOCAL_IRQ_SAVE; - chipcHw_vpmHwPhaseAlignTimeoutInterruptClear(); /* Recommended */ - /* Enable timeout interrupt */ - pChipcHw->VPMPhaseCtrl2 |= chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief DDR phase alignment timeout interrupt disable -* -*/ -/****************************************************************************/ -static inline void chipcHw_ddrHwPhaseAlignTimeoutInterruptDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->DDRPhaseCtrl2 &= ~chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -/****************************************************************************/ -/** -* @brief VPM phase alignment timeout interrupt disable -* -*/ -/****************************************************************************/ -static inline void chipcHw_vpmHwPhaseAlignTimeoutInterruptDisable(void) -{ - REG_LOCAL_IRQ_SAVE; - pChipcHw->VPMPhaseCtrl2 &= ~chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE; - REG_LOCAL_IRQ_RESTORE; -} - -#endif /* CHIPC_INLINE_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h deleted file mode 100644 index b162448f613..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_reg.h +++ /dev/null @@ -1,530 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file chipcHw_reg.h -* -* @brief Definitions for low level chip control registers -* -*/ -/****************************************************************************/ -#ifndef CHIPCHW_REG_H -#define CHIPCHW_REG_H - -#include <mach/csp/mm_io.h> -#include <csp/reg.h> -#include <mach/csp/ddrcReg.h> - -#define chipcHw_BASE_ADDRESS MM_IO_BASE_CHIPC - -typedef struct { - uint32_t ChipId; /* Chip ID */ - uint32_t DDRClock; /* PLL1 Channel 1 for DDR clock */ - uint32_t ARMClock; /* PLL1 Channel 2 for ARM clock */ - uint32_t ESWClock; /* PLL1 Channel 3 for ESW system clock */ - uint32_t VPMClock; /* PLL1 Channel 4 for VPM clock */ - uint32_t ESW125Clock; /* PLL1 Channel 5 for ESW 125MHz clock */ - uint32_t UARTClock; /* PLL1 Channel 6 for UART clock */ - uint32_t SDIO0Clock; /* PLL1 Channel 7 for SDIO 0 clock */ - uint32_t SDIO1Clock; /* PLL1 Channel 8 for SDIO 1 clock */ - uint32_t SPIClock; /* PLL1 Channel 9 for SPI master Clock */ - uint32_t ETMClock; /* PLL1 Channel 10 for ARM ETM Clock */ - - uint32_t ACLKClock; /* ACLK Clock (Divider) */ - uint32_t OTPClock; /* OTP Clock (Divider) */ - uint32_t I2CClock; /* I2C Clock (CK_13m) (Divider) */ - uint32_t I2S0Clock; /* I2S0 Clock (Divider) */ - uint32_t RTBUSClock; /* RTBUS (DDR PHY Config.) Clock (Divider) */ - uint32_t pad1; - uint32_t APM100Clock; /* APM 100MHz CLK Clock (Divider) */ - uint32_t TSCClock; /* TSC Clock (Divider) */ - uint32_t LEDClock; /* LED Clock (Divider) */ - - uint32_t USBClock; /* PLL2 Channel 1 for USB clock */ - uint32_t LCDClock; /* PLL2 Channel 2 for LCD clock */ - uint32_t APMClock; /* PLL2 Channel 3 for APM 200 MHz clock */ - - uint32_t BusIntfClock; /* Bus interface clock */ - - uint32_t PLLStatus; /* PLL status register (PLL1) */ - uint32_t PLLConfig; /* PLL configuration register (PLL1) */ - uint32_t PLLPreDivider; /* PLL pre-divider control register (PLL1) */ - uint32_t PLLDivider; /* PLL divider control register (PLL1) */ - uint32_t PLLControl1; /* PLL analog control register #1 (PLL1) */ - uint32_t PLLControl2; /* PLL analog control register #2 (PLL1) */ - - uint32_t I2S1Clock; /* I2S1 Clock */ - uint32_t AudioEnable; /* Enable/ disable audio channel */ - uint32_t SoftReset1; /* Reset blocks */ - uint32_t SoftReset2; /* Reset blocks */ - uint32_t Spare1; /* Phase align interrupts */ - uint32_t Sticky; /* Sticky bits */ - uint32_t MiscCtrl; /* Misc. control */ - uint32_t pad3[3]; - - uint32_t PLLStatus2; /* PLL status register (PLL2) */ - uint32_t PLLConfig2; /* PLL configuration register (PLL2) */ - uint32_t PLLPreDivider2; /* PLL pre-divider control register (PLL2) */ - uint32_t PLLDivider2; /* PLL divider control register (PLL2) */ - uint32_t PLLControl12; /* PLL analog control register #1 (PLL2) */ - uint32_t PLLControl22; /* PLL analog control register #2 (PLL2) */ - - uint32_t DDRPhaseCtrl1; /* DDR Clock Phase Alignment control1 */ - uint32_t VPMPhaseCtrl1; /* VPM Clock Phase Alignment control1 */ - uint32_t PhaseAlignStatus; /* DDR/VPM Clock Phase Alignment Status */ - uint32_t PhaseCtrlStatus; /* DDR/VPM Clock HW DDR/VPM ph_ctrl and load_ch Status */ - uint32_t DDRPhaseCtrl2; /* DDR Clock Phase Alignment control2 */ - uint32_t VPMPhaseCtrl2; /* VPM Clock Phase Alignment control2 */ - uint32_t pad4[9]; - - uint32_t SoftOTP1; /* Software OTP control */ - uint32_t SoftOTP2; /* Software OTP control */ - uint32_t SoftStraps; /* Software strap */ - uint32_t PinStraps; /* Pin Straps */ - uint32_t DiffOscCtrl; /* Diff oscillator control */ - uint32_t DiagsCtrl; /* Diagnostic control */ - uint32_t DiagsOutputCtrl; /* Diagnostic output enable */ - uint32_t DiagsReadBackCtrl; /* Diagnostic read back control */ - - uint32_t LcdPifMode; /* LCD/PIF Pin Sharing MUX Mode */ - - uint32_t GpioMux_0_7; /* Pin Sharing MUX0 Control */ - uint32_t GpioMux_8_15; /* Pin Sharing MUX1 Control */ - uint32_t GpioMux_16_23; /* Pin Sharing MUX2 Control */ - uint32_t GpioMux_24_31; /* Pin Sharing MUX3 Control */ - uint32_t GpioMux_32_39; /* Pin Sharing MUX4 Control */ - uint32_t GpioMux_40_47; /* Pin Sharing MUX5 Control */ - uint32_t GpioMux_48_55; /* Pin Sharing MUX6 Control */ - uint32_t GpioMux_56_63; /* Pin Sharing MUX7 Control */ - - uint32_t GpioSR_0_7; /* Slew rate for GPIO 0 - 7 */ - uint32_t GpioSR_8_15; /* Slew rate for GPIO 8 - 15 */ - uint32_t GpioSR_16_23; /* Slew rate for GPIO 16 - 23 */ - uint32_t GpioSR_24_31; /* Slew rate for GPIO 24 - 31 */ - uint32_t GpioSR_32_39; /* Slew rate for GPIO 32 - 39 */ - uint32_t GpioSR_40_47; /* Slew rate for GPIO 40 - 47 */ - uint32_t GpioSR_48_55; /* Slew rate for GPIO 48 - 55 */ - uint32_t GpioSR_56_63; /* Slew rate for GPIO 56 - 63 */ - uint32_t MiscSR_0_7; /* Slew rate for MISC 0 - 7 */ - uint32_t MiscSR_8_15; /* Slew rate for MISC 8 - 15 */ - - uint32_t GpioPull_0_15; /* Pull up registers for GPIO 0 - 15 */ - uint32_t GpioPull_16_31; /* Pull up registers for GPIO 16 - 31 */ - uint32_t GpioPull_32_47; /* Pull up registers for GPIO 32 - 47 */ - uint32_t GpioPull_48_63; /* Pull up registers for GPIO 48 - 63 */ - uint32_t MiscPull_0_15; /* Pull up registers for MISC 0 - 15 */ - - uint32_t GpioInput_0_31; /* Input type for GPIO 0 - 31 */ - uint32_t GpioInput_32_63; /* Input type for GPIO 32 - 63 */ - uint32_t MiscInput_0_15; /* Input type for MISC 0 - 16 */ -} chipcHw_REG_t; - -#define pChipcHw ((volatile chipcHw_REG_t *) chipcHw_BASE_ADDRESS) -#define pChipcPhysical ((volatile chipcHw_REG_t *) MM_ADDR_IO_CHIPC) - -#define chipcHw_REG_CHIPID_BASE_MASK 0xFFFFF000 -#define chipcHw_REG_CHIPID_BASE_SHIFT 12 -#define chipcHw_REG_CHIPID_REV_MASK 0x00000FFF -#define chipcHw_REG_REV_A0 0xA00 -#define chipcHw_REG_REV_B0 0x0B0 - -#define chipcHw_REG_PLL_STATUS_CONTROL_ENABLE 0x80000000 /* Allow controlling PLL registers */ -#define chipcHw_REG_PLL_STATUS_LOCKED 0x00000001 /* PLL is settled */ -#define chipcHw_REG_PLL_CONFIG_D_RESET 0x00000008 /* Digital reset */ -#define chipcHw_REG_PLL_CONFIG_A_RESET 0x00000004 /* Analog reset */ -#define chipcHw_REG_PLL_CONFIG_BYPASS_ENABLE 0x00000020 /* Bypass enable */ -#define chipcHw_REG_PLL_CONFIG_OUTPUT_ENABLE 0x00000010 /* Output enable */ -#define chipcHw_REG_PLL_CONFIG_POWER_DOWN 0x00000001 /* Power down */ -#define chipcHw_REG_PLL_CONFIG_VCO_SPLIT_FREQ 1600000000 /* 1.6GHz VCO split frequency */ -#define chipcHw_REG_PLL_CONFIG_VCO_800_1600 0x00000000 /* VCO range 800-1600 MHz */ -#define chipcHw_REG_PLL_CONFIG_VCO_1601_3200 0x00000080 /* VCO range 1601-3200 MHz */ -#define chipcHw_REG_PLL_CONFIG_TEST_ENABLE 0x00010000 /* PLL test output enable */ -#define chipcHw_REG_PLL_CONFIG_TEST_SELECT_MASK 0x003E0000 /* Mask to set test values */ -#define chipcHw_REG_PLL_CONFIG_TEST_SELECT_SHIFT 17 - -#define chipcHw_REG_PLL_CLOCK_PHASE_COMP 0x00800000 /* Phase comparator output */ -#define chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_MASK 0x00300000 /* Clock to bus ratio mask */ -#define chipcHw_REG_PLL_CLOCK_TO_BUS_RATIO_SHIFT 20 /* Number of bits to be shifted */ -#define chipcHw_REG_PLL_CLOCK_POWER_DOWN 0x00080000 /* PLL channel power down */ -#define chipcHw_REG_PLL_CLOCK_SOURCE_GPIO 0x00040000 /* Use GPIO as source */ -#define chipcHw_REG_PLL_CLOCK_BYPASS_SELECT 0x00020000 /* Select bypass clock */ -#define chipcHw_REG_PLL_CLOCK_OUTPUT_ENABLE 0x00010000 /* Clock gated ON */ -#define chipcHw_REG_PLL_CLOCK_PHASE_UPDATE_ENABLE 0x00008000 /* Clock phase update enable */ -#define chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_SHIFT 8 /* Number of bits to be shifted */ -#define chipcHw_REG_PLL_CLOCK_PHASE_CONTROL_MASK 0x00003F00 /* Phase control mask */ -#define chipcHw_REG_PLL_CLOCK_MDIV_MASK 0x000000FF /* Clock post divider mask - - 00000000 = divide-by-256 - 00000001 = divide-by-1 - 00000010 = divide-by-2 - 00000011 = divide-by-3 - 00000100 = divide-by-4 - 00000101 = divide-by-5 - 00000110 = divide-by-6 - . - . - 11111011 = divide-by-251 - 11111100 = divide-by-252 - 11111101 = divide-by-253 - 11111110 = divide-by-254 - */ - -#define chipcHw_REG_DIV_CLOCK_SOURCE_OTHER 0x00040000 /* NON-PLL clock source select */ -#define chipcHw_REG_DIV_CLOCK_BYPASS_SELECT 0x00020000 /* NON-PLL clock bypass enable */ -#define chipcHw_REG_DIV_CLOCK_OUTPUT_ENABLE 0x00010000 /* NON-PLL clock output enable */ -#define chipcHw_REG_DIV_CLOCK_DIV_MASK 0x000000FF /* NON-PLL clock post-divide mask */ -#define chipcHw_REG_DIV_CLOCK_DIV_256 0x00000000 /* NON-PLL clock post-divide by 256 */ - -#define chipcHw_REG_PLL_PREDIVIDER_P1_SHIFT 0 -#define chipcHw_REG_PLL_PREDIVIDER_P2_SHIFT 4 -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_SHIFT 8 -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MASK 0x0001FF00 -#define chipcHw_REG_PLL_PREDIVIDER_POWER_DOWN 0x02000000 -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASK 0x00700000 /* Divider mask */ -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_INTEGER 0x00000000 /* Integer-N Mode */ -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_UNIT 0x00100000 /* MASH Sigma-Delta Modulator Unit Mode */ -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MFB_UNIT 0x00200000 /* MFB Sigma-Delta Modulator Unit Mode */ -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MASH_1_8 0x00300000 /* MASH Sigma-Delta Modulator 1/8 Mode */ -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_MODE_MFB_1_8 0x00400000 /* MFB Sigma-Delta Modulator 1/8 Mode */ - -#define chipcHw_REG_PLL_PREDIVIDER_NDIV_i(vco) ((vco) / chipcHw_XTAL_FREQ_Hz) -#define chipcHw_REG_PLL_PREDIVIDER_P1 1 -#define chipcHw_REG_PLL_PREDIVIDER_P2 1 - -#define chipcHw_REG_PLL_DIVIDER_M1DIV 0x03000000 -#define chipcHw_REG_PLL_DIVIDER_FRAC 0x00FFFFFF /* Fractional divider */ - -#define chipcHw_REG_PLL_DIVIDER_NDIV_f_SS (0x00FFFFFF) /* To attain spread with max frequency */ - -#define chipcHw_REG_PLL_DIVIDER_NDIV_f 0 /* ndiv_frac = chipcHw_REG_PLL_DIVIDER_NDIV_f / - chipcHw_REG_PLL_DIVIDER_FRAC - = 0, when SS is disable - */ - -#define chipcHw_REG_PLL_DIVIDER_MDIV(vco, Hz) ((chipcHw_divide((vco), (Hz)) > 255) ? 0 : chipcHw_divide((vco), (Hz))) - -#define chipcHw_REG_ACLKClock_CLK_DIV_MASK 0x3 - -/* System booting strap options */ -#define chipcHw_STRAPS_SOFT_OVERRIDE 0x00000001 /* Software Strap Override */ - -#define chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_8 0x00000000 /* 8 bit NAND FLASH Boot */ -#define chipcHw_STRAPS_BOOT_DEVICE_NOR_FLASH_16 0x00000002 /* 16 bit NOR FLASH Boot */ -#define chipcHw_STRAPS_BOOT_DEVICE_SERIAL_FLASH 0x00000004 /* Serial FLASH Boot */ -#define chipcHw_STRAPS_BOOT_DEVICE_NAND_FLASH_16 0x00000006 /* 16 bit NAND FLASH Boot */ -#define chipcHw_STRAPS_BOOT_DEVICE_UART 0x00000008 /* UART Boot */ -#define chipcHw_STRAPS_BOOT_DEVICE_MASK 0x0000000E /* Mask */ - -/* System boot option */ -#define chipcHw_STRAPS_BOOT_OPTION_BROM 0x00000000 /* Boot from Boot ROM */ -#define chipcHw_STRAPS_BOOT_OPTION_ARAM 0x00000020 /* Boot from ARAM */ -#define chipcHw_STRAPS_BOOT_OPTION_NOR 0x00000030 /* Boot from NOR flash */ - -/* NAND Flash page size strap options */ -#define chipcHw_STRAPS_NAND_PAGESIZE_512 0x00000000 /* NAND FLASH page size of 512 bytes */ -#define chipcHw_STRAPS_NAND_PAGESIZE_2048 0x00000040 /* NAND FLASH page size of 2048 bytes */ -#define chipcHw_STRAPS_NAND_PAGESIZE_4096 0x00000080 /* NAND FLASH page size of 4096 bytes */ -#define chipcHw_STRAPS_NAND_PAGESIZE_EXT 0x000000C0 /* NAND FLASH page of extened size */ -#define chipcHw_STRAPS_NAND_PAGESIZE_MASK 0x000000C0 /* Mask */ - -#define chipcHw_STRAPS_NAND_EXTRA_CYCLE 0x00000400 /* NAND FLASH address cycle configuration */ -#define chipcHw_STRAPS_REBOOT_TO_UART 0x00000800 /* Reboot to UART on error */ - -/* Secure boot mode strap options */ -#define chipcHw_STRAPS_BOOT_MODE_NORMAL 0x00000000 /* Normal Boot */ -#define chipcHw_STRAPS_BOOT_MODE_DBG_SW 0x00000100 /* Software debugging Boot */ -#define chipcHw_STRAPS_BOOT_MODE_DBG_BOOT 0x00000200 /* Boot rom debugging Boot */ -#define chipcHw_STRAPS_BOOT_MODE_NORMAL_QUIET 0x00000300 /* Normal Boot (Quiet BootRom) */ -#define chipcHw_STRAPS_BOOT_MODE_MASK 0x00000300 /* Mask */ - -/* Slave Mode straps */ -#define chipcHw_STRAPS_I2CS 0x02000000 /* I2C Slave */ -#define chipcHw_STRAPS_SPIS 0x01000000 /* SPI Slave */ - -/* Strap pin options */ -#define chipcHw_REG_SW_STRAPS ((pChipcHw->PinStraps & 0x0000FC00) >> 10) - -/* PIF/LCD pin sharing defines */ -#define chipcHw_REG_LCD_PIN_ENABLE 0x00000001 /* LCD Controller is used and the pins have LCD functions */ -#define chipcHw_REG_PIF_PIN_ENABLE 0x00000002 /* LCD pins are used to perform PIF functions */ - -#define chipcHw_GPIO_COUNT 61 /* Number of GPIO pin accessible thorugh CHIPC */ - -/* NOTE: Any changes to these constants will require a corresponding change to chipcHw_str.c */ -#define chipcHw_REG_GPIO_MUX_KEYPAD 0x00000001 /* GPIO mux for Keypad */ -#define chipcHw_REG_GPIO_MUX_I2CH 0x00000002 /* GPIO mux for I2CH */ -#define chipcHw_REG_GPIO_MUX_SPI 0x00000003 /* GPIO mux for SPI */ -#define chipcHw_REG_GPIO_MUX_UART 0x00000004 /* GPIO mux for UART */ -#define chipcHw_REG_GPIO_MUX_LEDMTXP 0x00000005 /* GPIO mux for LEDMTXP */ -#define chipcHw_REG_GPIO_MUX_LEDMTXS 0x00000006 /* GPIO mux for LEDMTXS */ -#define chipcHw_REG_GPIO_MUX_SDIO0 0x00000007 /* GPIO mux for SDIO0 */ -#define chipcHw_REG_GPIO_MUX_SDIO1 0x00000008 /* GPIO mux for SDIO1 */ -#define chipcHw_REG_GPIO_MUX_PCM 0x00000009 /* GPIO mux for PCM */ -#define chipcHw_REG_GPIO_MUX_I2S 0x0000000A /* GPIO mux for I2S */ -#define chipcHw_REG_GPIO_MUX_ETM 0x0000000B /* GPIO mux for ETM */ -#define chipcHw_REG_GPIO_MUX_DEBUG 0x0000000C /* GPIO mux for DEBUG */ -#define chipcHw_REG_GPIO_MUX_MISC 0x0000000D /* GPIO mux for MISC */ -#define chipcHw_REG_GPIO_MUX_GPIO 0x00000000 /* GPIO mux for GPIO */ -#define chipcHw_REG_GPIO_MUX(pin) (&pChipcHw->GpioMux_0_7 + ((pin) >> 3)) -#define chipcHw_REG_GPIO_MUX_POSITION(pin) (((pin) & 0x00000007) << 2) -#define chipcHw_REG_GPIO_MUX_MASK 0x0000000F /* Mask */ - -#define chipcHw_REG_SLEW_RATE_HIGH 0x00000000 /* High speed slew rate */ -#define chipcHw_REG_SLEW_RATE_NORMAL 0x00000008 /* Normal slew rate */ - /* Pins beyond 42 are defined by skipping 8 bits within the register */ -#define chipcHw_REG_SLEW_RATE(pin) (((pin) > 42) ? (&pChipcHw->GpioSR_0_7 + (((pin) + 2) >> 3)) : (&pChipcHw->GpioSR_0_7 + ((pin) >> 3))) -#define chipcHw_REG_SLEW_RATE_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x00000007) << 2) : (((pin) & 0x00000007) << 2)) -#define chipcHw_REG_SLEW_RATE_MASK 0x00000008 /* Mask */ - -#define chipcHw_REG_CURRENT_STRENGTH_2mA 0x00000001 /* Current driving strength 2 milli ampere */ -#define chipcHw_REG_CURRENT_STRENGTH_4mA 0x00000002 /* Current driving strength 4 milli ampere */ -#define chipcHw_REG_CURRENT_STRENGTH_6mA 0x00000004 /* Current driving strength 6 milli ampere */ -#define chipcHw_REG_CURRENT_STRENGTH_8mA 0x00000005 /* Current driving strength 8 milli ampere */ -#define chipcHw_REG_CURRENT_STRENGTH_10mA 0x00000006 /* Current driving strength 10 milli ampere */ -#define chipcHw_REG_CURRENT_STRENGTH_12mA 0x00000007 /* Current driving strength 12 milli ampere */ -#define chipcHw_REG_CURRENT_MASK 0x00000007 /* Mask */ - /* Pins beyond 42 are defined by skipping 8 bits */ -#define chipcHw_REG_CURRENT(pin) (((pin) > 42) ? (&pChipcHw->GpioSR_0_7 + (((pin) + 2) >> 3)) : (&pChipcHw->GpioSR_0_7 + ((pin) >> 3))) -#define chipcHw_REG_CURRENT_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x00000007) << 2) : (((pin) & 0x00000007) << 2)) - -#define chipcHw_REG_PULL_NONE 0x00000000 /* No pull up register */ -#define chipcHw_REG_PULL_UP 0x00000001 /* Pull up register enable */ -#define chipcHw_REG_PULL_DOWN 0x00000002 /* Pull down register enable */ -#define chipcHw_REG_PULLUP_MASK 0x00000003 /* Mask */ - /* Pins beyond 42 are defined by skipping 4 bits */ -#define chipcHw_REG_PULLUP(pin) (((pin) > 42) ? (&pChipcHw->GpioPull_0_15 + (((pin) + 2) >> 4)) : (&pChipcHw->GpioPull_0_15 + ((pin) >> 4))) -#define chipcHw_REG_PULLUP_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x0000000F) << 1) : (((pin) & 0x0000000F) << 1)) - -#define chipcHw_REG_INPUTTYPE_CMOS 0x00000000 /* Normal CMOS logic */ -#define chipcHw_REG_INPUTTYPE_ST 0x00000001 /* High speed Schmitt Trigger */ -#define chipcHw_REG_INPUTTYPE_MASK 0x00000001 /* Mask */ - /* Pins beyond 42 are defined by skipping 2 bits */ -#define chipcHw_REG_INPUTTYPE(pin) (((pin) > 42) ? (&pChipcHw->GpioInput_0_31 + (((pin) + 2) >> 5)) : (&pChipcHw->GpioInput_0_31 + ((pin) >> 5))) -#define chipcHw_REG_INPUTTYPE_POSITION(pin) (((pin) > 42) ? ((((pin) + 2) & 0x0000001F)) : (((pin) & 0x0000001F))) - -/* Device connected to the bus clock */ -#define chipcHw_REG_BUS_CLOCK_ARM 0x00000001 /* Bus interface clock for ARM */ -#define chipcHw_REG_BUS_CLOCK_VDEC 0x00000002 /* Bus interface clock for VDEC */ -#define chipcHw_REG_BUS_CLOCK_ARAM 0x00000004 /* Bus interface clock for ARAM */ -#define chipcHw_REG_BUS_CLOCK_HPM 0x00000008 /* Bus interface clock for HPM */ -#define chipcHw_REG_BUS_CLOCK_DDRC 0x00000010 /* Bus interface clock for DDRC */ -#define chipcHw_REG_BUS_CLOCK_DMAC0 0x00000020 /* Bus interface clock for DMAC0 */ -#define chipcHw_REG_BUS_CLOCK_DMAC1 0x00000040 /* Bus interface clock for DMAC1 */ -#define chipcHw_REG_BUS_CLOCK_NVI 0x00000080 /* Bus interface clock for NVI */ -#define chipcHw_REG_BUS_CLOCK_ESW 0x00000100 /* Bus interface clock for ESW */ -#define chipcHw_REG_BUS_CLOCK_GE 0x00000200 /* Bus interface clock for GE */ -#define chipcHw_REG_BUS_CLOCK_I2CH 0x00000400 /* Bus interface clock for I2CH */ -#define chipcHw_REG_BUS_CLOCK_I2S0 0x00000800 /* Bus interface clock for I2S0 */ -#define chipcHw_REG_BUS_CLOCK_I2S1 0x00001000 /* Bus interface clock for I2S1 */ -#define chipcHw_REG_BUS_CLOCK_VRAM 0x00002000 /* Bus interface clock for VRAM */ -#define chipcHw_REG_BUS_CLOCK_CLCD 0x00004000 /* Bus interface clock for CLCD */ -#define chipcHw_REG_BUS_CLOCK_LDK 0x00008000 /* Bus interface clock for LDK */ -#define chipcHw_REG_BUS_CLOCK_LED 0x00010000 /* Bus interface clock for LED */ -#define chipcHw_REG_BUS_CLOCK_OTP 0x00020000 /* Bus interface clock for OTP */ -#define chipcHw_REG_BUS_CLOCK_PIF 0x00040000 /* Bus interface clock for PIF */ -#define chipcHw_REG_BUS_CLOCK_SPU 0x00080000 /* Bus interface clock for SPU */ -#define chipcHw_REG_BUS_CLOCK_SDIO0 0x00100000 /* Bus interface clock for SDIO0 */ -#define chipcHw_REG_BUS_CLOCK_SDIO1 0x00200000 /* Bus interface clock for SDIO1 */ -#define chipcHw_REG_BUS_CLOCK_SPIH 0x00400000 /* Bus interface clock for SPIH */ -#define chipcHw_REG_BUS_CLOCK_SPIS 0x00800000 /* Bus interface clock for SPIS */ -#define chipcHw_REG_BUS_CLOCK_UART0 0x01000000 /* Bus interface clock for UART0 */ -#define chipcHw_REG_BUS_CLOCK_UART1 0x02000000 /* Bus interface clock for UART1 */ -#define chipcHw_REG_BUS_CLOCK_BBL 0x04000000 /* Bus interface clock for BBL */ -#define chipcHw_REG_BUS_CLOCK_I2CS 0x08000000 /* Bus interface clock for I2CS */ -#define chipcHw_REG_BUS_CLOCK_USBH 0x10000000 /* Bus interface clock for USB Host */ -#define chipcHw_REG_BUS_CLOCK_USBD 0x20000000 /* Bus interface clock for USB Device */ -#define chipcHw_REG_BUS_CLOCK_BROM 0x40000000 /* Bus interface clock for Boot ROM */ -#define chipcHw_REG_BUS_CLOCK_TSC 0x80000000 /* Bus interface clock for Touch screen */ - -/* Software resets defines */ -#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL_HOLD 0x0000000080000000ULL /* Reset Global VPM and hold */ -#define chipcHw_REG_SOFT_RESET_VPM_HOLD 0x0000000040000000ULL /* Reset VPM and hold */ -#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL 0x0000000020000000ULL /* Reset Global VPM */ -#define chipcHw_REG_SOFT_RESET_VPM 0x0000000010000000ULL /* Reset VPM */ -#define chipcHw_REG_SOFT_RESET_KEYPAD 0x0000000008000000ULL /* Reset Key pad */ -#define chipcHw_REG_SOFT_RESET_LED 0x0000000004000000ULL /* Reset LED */ -#define chipcHw_REG_SOFT_RESET_SPU 0x0000000002000000ULL /* Reset SPU */ -#define chipcHw_REG_SOFT_RESET_RNG 0x0000000001000000ULL /* Reset RNG */ -#define chipcHw_REG_SOFT_RESET_PKA 0x0000000000800000ULL /* Reset PKA */ -#define chipcHw_REG_SOFT_RESET_LCD 0x0000000000400000ULL /* Reset LCD */ -#define chipcHw_REG_SOFT_RESET_PIF 0x0000000000200000ULL /* Reset PIF */ -#define chipcHw_REG_SOFT_RESET_I2CS 0x0000000000100000ULL /* Reset I2C Slave */ -#define chipcHw_REG_SOFT_RESET_I2CH 0x0000000000080000ULL /* Reset I2C Host */ -#define chipcHw_REG_SOFT_RESET_SDIO1 0x0000000000040000ULL /* Reset SDIO 1 */ -#define chipcHw_REG_SOFT_RESET_SDIO0 0x0000000000020000ULL /* Reset SDIO 0 */ -#define chipcHw_REG_SOFT_RESET_BBL 0x0000000000010000ULL /* Reset BBL */ -#define chipcHw_REG_SOFT_RESET_I2S1 0x0000000000008000ULL /* Reset I2S1 */ -#define chipcHw_REG_SOFT_RESET_I2S0 0x0000000000004000ULL /* Reset I2S0 */ -#define chipcHw_REG_SOFT_RESET_SPIS 0x0000000000002000ULL /* Reset SPI Slave */ -#define chipcHw_REG_SOFT_RESET_SPIH 0x0000000000001000ULL /* Reset SPI Host */ -#define chipcHw_REG_SOFT_RESET_GPIO1 0x0000000000000800ULL /* Reset GPIO block 1 */ -#define chipcHw_REG_SOFT_RESET_GPIO0 0x0000000000000400ULL /* Reset GPIO block 0 */ -#define chipcHw_REG_SOFT_RESET_UART1 0x0000000000000200ULL /* Reset UART 1 */ -#define chipcHw_REG_SOFT_RESET_UART0 0x0000000000000100ULL /* Reset UART 0 */ -#define chipcHw_REG_SOFT_RESET_NVI 0x0000000000000080ULL /* Reset NVI */ -#define chipcHw_REG_SOFT_RESET_WDOG 0x0000000000000040ULL /* Reset Watch dog */ -#define chipcHw_REG_SOFT_RESET_TMR 0x0000000000000020ULL /* Reset Timer */ -#define chipcHw_REG_SOFT_RESET_ETM 0x0000000000000010ULL /* Reset ETM */ -#define chipcHw_REG_SOFT_RESET_ARM_HOLD 0x0000000000000008ULL /* Reset ARM and HOLD */ -#define chipcHw_REG_SOFT_RESET_ARM 0x0000000000000004ULL /* Reset ARM */ -#define chipcHw_REG_SOFT_RESET_CHIP_WARM 0x0000000000000002ULL /* Chip warm reset */ -#define chipcHw_REG_SOFT_RESET_CHIP_SOFT 0x0000000000000001ULL /* Chip soft reset */ -#define chipcHw_REG_SOFT_RESET_VDEC 0x0000100000000000ULL /* Video decoder */ -#define chipcHw_REG_SOFT_RESET_GE 0x0000080000000000ULL /* Graphics engine */ -#define chipcHw_REG_SOFT_RESET_OTP 0x0000040000000000ULL /* Reset OTP */ -#define chipcHw_REG_SOFT_RESET_USB2 0x0000020000000000ULL /* Reset USB2 */ -#define chipcHw_REG_SOFT_RESET_USB1 0x0000010000000000ULL /* Reset USB 1 */ -#define chipcHw_REG_SOFT_RESET_USB 0x0000008000000000ULL /* Reset USB 1 and USB2 soft reset */ -#define chipcHw_REG_SOFT_RESET_ESW 0x0000004000000000ULL /* Reset Ethernet switch */ -#define chipcHw_REG_SOFT_RESET_ESWCLK 0x0000002000000000ULL /* Reset Ethernet switch clock */ -#define chipcHw_REG_SOFT_RESET_DDRPHY 0x0000001000000000ULL /* Reset DDR Physical */ -#define chipcHw_REG_SOFT_RESET_DDR 0x0000000800000000ULL /* Reset DDR Controller */ -#define chipcHw_REG_SOFT_RESET_TSC 0x0000000400000000ULL /* Reset Touch screen */ -#define chipcHw_REG_SOFT_RESET_PCM 0x0000000200000000ULL /* Reset PCM device */ -#define chipcHw_REG_SOFT_RESET_APM 0x0000200100000000ULL /* Reset APM device */ - -#define chipcHw_REG_SOFT_RESET_VPM_GLOBAL_UNHOLD 0x8000000000000000ULL /* Unhold Global VPM */ -#define chipcHw_REG_SOFT_RESET_VPM_UNHOLD 0x4000000000000000ULL /* Unhold VPM */ -#define chipcHw_REG_SOFT_RESET_ARM_UNHOLD 0x2000000000000000ULL /* Unhold ARM reset */ -#define chipcHw_REG_SOFT_RESET_UNHOLD_MASK 0xF000000000000000ULL /* Mask to handle unhold request */ - -/* Audio channel control defines */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_ALL 0x00000001 /* Enable all audio channel */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_A 0x00000002 /* Enable channel A */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_B 0x00000004 /* Enable channel B */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_C 0x00000008 /* Enable channel C */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_NTP_CLOCK 0x00000010 /* Enable NTP clock */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_PCM0_CLOCK 0x00000020 /* Enable PCM0 clock */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_PCM1_CLOCK 0x00000040 /* Enable PCM1 clock */ -#define chipcHw_REG_AUDIO_CHANNEL_ENABLE_APM_CLOCK 0x00000080 /* Enable APM clock */ - -/* Misc. chip control defines */ -#define chipcHw_REG_MISC_CTRL_GE_SEL 0x00040000 /* Select GE2/GE3 */ -#define chipcHw_REG_MISC_CTRL_I2S1_CLOCK_ONCHIP 0x00000000 /* Use on chip clock for I2S1 */ -#define chipcHw_REG_MISC_CTRL_I2S1_CLOCK_GPIO 0x00020000 /* Use external clock via GPIO pin 26 for I2S1 */ -#define chipcHw_REG_MISC_CTRL_I2S0_CLOCK_ONCHIP 0x00000000 /* Use on chip clock for I2S0 */ -#define chipcHw_REG_MISC_CTRL_I2S0_CLOCK_GPIO 0x00010000 /* Use external clock via GPIO pin 45 for I2S0 */ -#define chipcHw_REG_MISC_CTRL_ARM_CP15_DISABLE 0x00008000 /* Disable ARM CP15 bit */ -#define chipcHw_REG_MISC_CTRL_RTC_DISABLE 0x00000008 /* Disable RTC registers */ -#define chipcHw_REG_MISC_CTRL_BBRAM_DISABLE 0x00000004 /* Disable Battery Backed RAM */ -#define chipcHw_REG_MISC_CTRL_USB_MODE_HOST 0x00000002 /* Set USB as host */ -#define chipcHw_REG_MISC_CTRL_USB_MODE_DEVICE 0xFFFFFFFD /* Set USB as device */ -#define chipcHw_REG_MISC_CTRL_USB_POWERON 0xFFFFFFFE /* Power up USB */ -#define chipcHw_REG_MISC_CTRL_USB_POWEROFF 0x00000001 /* Power down USB */ - -/* OTP configuration defines */ -#define chipcHw_REG_OTP_SECURITY_OFF 0x0000020000000000ULL /* Security support is OFF */ -#define chipcHw_REG_OTP_SPU_SLOW 0x0000010000000000ULL /* Limited SPU throughput */ -#define chipcHw_REG_OTP_LCD_SPEED 0x0000000600000000ULL /* Set VPM speed one */ -#define chipcHw_REG_OTP_VPM_SPEED_1 0x0000000100000000ULL /* Set VPM speed one */ -#define chipcHw_REG_OTP_VPM_SPEED_0 0x0000000080000000ULL /* Set VPM speed zero */ -#define chipcHw_REG_OTP_AXI_SPEED 0x0000000060000000ULL /* Set maximum AXI bus speed */ -#define chipcHw_REG_OTP_APM_DISABLE 0x000000001F000000ULL /* Disable APM */ -#define chipcHw_REG_OTP_PIF_DISABLE 0x0000000000200000ULL /* Disable PIF */ -#define chipcHw_REG_OTP_VDEC_DISABLE 0x0000000000100000ULL /* Disable Video decoder */ -#define chipcHw_REG_OTP_BBL_DISABLE 0x0000000000080000ULL /* Disable RTC and BBRAM */ -#define chipcHw_REG_OTP_LED_DISABLE 0x0000000000040000ULL /* Disable LED */ -#define chipcHw_REG_OTP_GE_DISABLE 0x0000000000020000ULL /* Disable Graphics Engine */ -#define chipcHw_REG_OTP_LCD_DISABLE 0x0000000000010000ULL /* Disable LCD */ -#define chipcHw_REG_OTP_KEYPAD_DISABLE 0x0000000000008000ULL /* Disable keypad */ -#define chipcHw_REG_OTP_UART_DISABLE 0x0000000000004000ULL /* Disable UART */ -#define chipcHw_REG_OTP_SDIOH_DISABLE 0x0000000000003000ULL /* Disable SDIO host */ -#define chipcHw_REG_OTP_HSS_DISABLE 0x0000000000000C00ULL /* Disable HSS */ -#define chipcHw_REG_OTP_TSC_DISABLE 0x0000000000000200ULL /* Disable touch screen */ -#define chipcHw_REG_OTP_USB_DISABLE 0x0000000000000180ULL /* Disable USB */ -#define chipcHw_REG_OTP_SGMII_DISABLE 0x0000000000000060ULL /* Disable SGMII */ -#define chipcHw_REG_OTP_ETH_DISABLE 0x0000000000000018ULL /* Disable gigabit ethernet */ -#define chipcHw_REG_OTP_ETH_PHY_DISABLE 0x0000000000000006ULL /* Disable ethernet PHY */ -#define chipcHw_REG_OTP_VPM_DISABLE 0x0000000000000001ULL /* Disable VPM */ - -/* Sticky bit defines */ -#define chipcHw_REG_STICKY_BOOT_DONE 0x00000001 /* Boot done */ -#define chipcHw_REG_STICKY_SOFT_RESET 0x00000002 /* ARM soft reset */ -#define chipcHw_REG_STICKY_GENERAL_1 0x00000004 /* General purpose bit 1 */ -#define chipcHw_REG_STICKY_GENERAL_2 0x00000008 /* General purpose bit 2 */ -#define chipcHw_REG_STICKY_GENERAL_3 0x00000010 /* General purpose bit 3 */ -#define chipcHw_REG_STICKY_GENERAL_4 0x00000020 /* General purpose bit 4 */ -#define chipcHw_REG_STICKY_GENERAL_5 0x00000040 /* General purpose bit 5 */ -#define chipcHw_REG_STICKY_POR_BROM 0x00000080 /* Special sticky bit for security - set in BROM to avoid other modes being entered */ -#define chipcHw_REG_STICKY_ARM_RESET 0x00000100 /* ARM reset */ -#define chipcHw_REG_STICKY_CHIP_SOFT_RESET 0x00000200 /* Chip soft reset */ -#define chipcHw_REG_STICKY_CHIP_WARM_RESET 0x00000400 /* Chip warm reset */ -#define chipcHw_REG_STICKY_WDOG_RESET 0x00000800 /* Watchdog reset */ -#define chipcHw_REG_STICKY_OTP_RESET 0x00001000 /* OTP reset */ - - /* HW phase alignment defines *//* Spare1 register definitions */ -#define chipcHw_REG_SPARE1_DDR_PHASE_INTR_ENABLE 0x80000000 /* Enable DDR phase align panic interrupt */ -#define chipcHw_REG_SPARE1_VPM_PHASE_INTR_ENABLE 0x40000000 /* Enable VPM phase align panic interrupt */ -#define chipcHw_REG_SPARE1_VPM_BUS_ACCESS_ENABLE 0x00000002 /* Enable access to VPM using system BUS */ -#define chipcHw_REG_SPARE1_DDR_BUS_ACCESS_ENABLE 0x00000001 /* Enable access to DDR using system BUS */ - /* DDRPhaseCtrl1 register definitions */ -#define chipcHw_REG_DDR_SW_PHASE_CTRL_ENABLE 0x80000000 /* Enable DDR SW phase alignment */ -#define chipcHw_REG_DDR_HW_PHASE_CTRL_ENABLE 0x40000000 /* Enable DDR HW phase alignment */ -#define chipcHw_REG_DDR_PHASE_VALUE_GE_MASK 0x0000007F /* DDR lower threshold for phase alignment */ -#define chipcHw_REG_DDR_PHASE_VALUE_GE_SHIFT 23 -#define chipcHw_REG_DDR_PHASE_VALUE_LE_MASK 0x0000007F /* DDR upper threshold for phase alignment */ -#define chipcHw_REG_DDR_PHASE_VALUE_LE_SHIFT 16 -#define chipcHw_REG_DDR_PHASE_ALIGN_WAIT_CYCLE_MASK 0x0000FFFF /* BUS Cycle to wait to run next DDR phase alignment */ -#define chipcHw_REG_DDR_PHASE_ALIGN_WAIT_CYCLE_SHIFT 0 - /* VPMPhaseCtrl1 register definitions */ -#define chipcHw_REG_VPM_SW_PHASE_CTRL_ENABLE 0x80000000 /* Enable VPM SW phase alignment */ -#define chipcHw_REG_VPM_HW_PHASE_CTRL_ENABLE 0x40000000 /* Enable VPM HW phase alignment */ -#define chipcHw_REG_VPM_PHASE_VALUE_GE_MASK 0x0000007F /* VPM lower threshold for phase alignment */ -#define chipcHw_REG_VPM_PHASE_VALUE_GE_SHIFT 23 -#define chipcHw_REG_VPM_PHASE_VALUE_LE_MASK 0x0000007F /* VPM upper threshold for phase alignment */ -#define chipcHw_REG_VPM_PHASE_VALUE_LE_SHIFT 16 -#define chipcHw_REG_VPM_PHASE_ALIGN_WAIT_CYCLE_MASK 0x0000FFFF /* BUS Cycle to wait to complete the VPM phase alignment */ -#define chipcHw_REG_VPM_PHASE_ALIGN_WAIT_CYCLE_SHIFT 0 - /* PhaseAlignStatus register definitions */ -#define chipcHw_REG_DDR_TIMEOUT_INTR_STATUS 0x80000000 /* DDR time out interrupt status */ -#define chipcHw_REG_DDR_PHASE_STATUS_MASK 0x0000007F /* DDR phase status value */ -#define chipcHw_REG_DDR_PHASE_STATUS_SHIFT 24 -#define chipcHw_REG_DDR_PHASE_ALIGNED 0x00800000 /* DDR Phase aligned status */ -#define chipcHw_REG_DDR_LOAD 0x00400000 /* Load DDR phase status */ -#define chipcHw_REG_DDR_PHASE_CTRL_MASK 0x0000003F /* DDR phase control value */ -#define chipcHw_REG_DDR_PHASE_CTRL_SHIFT 16 -#define chipcHw_REG_VPM_TIMEOUT_INTR_STATUS 0x80000000 /* VPM time out interrupt status */ -#define chipcHw_REG_VPM_PHASE_STATUS_MASK 0x0000007F /* VPM phase status value */ -#define chipcHw_REG_VPM_PHASE_STATUS_SHIFT 8 -#define chipcHw_REG_VPM_PHASE_ALIGNED 0x00000080 /* VPM Phase aligned status */ -#define chipcHw_REG_VPM_LOAD 0x00000040 /* Load VPM phase status */ -#define chipcHw_REG_VPM_PHASE_CTRL_MASK 0x0000003F /* VPM phase control value */ -#define chipcHw_REG_VPM_PHASE_CTRL_SHIFT 0 - /* DDRPhaseCtrl2 register definitions */ -#define chipcHw_REG_DDR_INTR_SERVICED 0x02000000 /* Acknowledge that interrupt was serviced */ -#define chipcHw_REG_DDR_TIMEOUT_INTR_ENABLE 0x01000000 /* Enable time out interrupt */ -#define chipcHw_REG_DDR_LOAD_COUNT_PHASE_CTRL_MASK 0x0000000F /* Wait before toggling load_ch */ -#define chipcHw_REG_DDR_LOAD_COUNT_PHASE_CTRL_SHIFT 20 -#define chipcHw_REG_DDR_TOTAL_LOAD_COUNT_CTRL_MASK 0x0000000F /* Total wait to settle ph_ctrl and load_ch */ -#define chipcHw_REG_DDR_TOTAL_LOAD_COUNT_CTRL_SHIFT 16 -#define chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_MASK 0x0000FFFF /* Time out value for DDR HW phase alignment */ -#define chipcHw_REG_DDR_PHASE_TIMEOUT_COUNT_SHIFT 0 - /* VPMPhaseCtrl2 register definitions */ -#define chipcHw_REG_VPM_INTR_SELECT_MASK 0x00000003 /* Interrupt select */ -#define chipcHw_REG_VPM_INTR_SELECT_SHIFT 26 -#define chipcHw_REG_VPM_INTR_DISABLE 0x00000000 -#define chipcHw_REG_VPM_INTR_FAST (0x1 << chipcHw_REG_VPM_INTR_SELECT_SHIFT) -#define chipcHw_REG_VPM_INTR_MEDIUM (0x2 << chipcHw_REG_VPM_INTR_SELECT_SHIFT) -#define chipcHw_REG_VPM_INTR_SLOW (0x3 << chipcHw_REG_VPM_INTR_SELECT_SHIFT) -#define chipcHw_REG_VPM_INTR_SERVICED 0x02000000 /* Acknowledge that interrupt was serviced */ -#define chipcHw_REG_VPM_TIMEOUT_INTR_ENABLE 0x01000000 /* Enable time out interrupt */ -#define chipcHw_REG_VPM_LOAD_COUNT_PHASE_CTRL_MASK 0x0000000F /* Wait before toggling load_ch */ -#define chipcHw_REG_VPM_LOAD_COUNT_PHASE_CTRL_SHIFT 20 -#define chipcHw_REG_VPM_TOTAL_LOAD_COUNT_CTRL_MASK 0x0000000F /* Total wait cycle to settle ph_ctrl and load_ch */ -#define chipcHw_REG_VPM_TOTAL_LOAD_COUNT_CTRL_SHIFT 16 -#define chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_MASK 0x0000FFFF /* Time out value for VPM HW phase alignment */ -#define chipcHw_REG_VPM_PHASE_TIMEOUT_COUNT_SHIFT 0 - -#endif /* CHIPCHW_REG_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h b/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h deleted file mode 100644 index f1b68e26fa6..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/ddrcReg.h +++ /dev/null @@ -1,872 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file ddrcReg.h -* -* @brief Register definitions for BCMRING DDR2 Controller and PHY -* -*/ -/****************************************************************************/ - -#ifndef DDRC_REG_H -#define DDRC_REG_H - -#ifdef __cplusplus -extern "C" { -#endif - -/* ---- Include Files ---------------------------------------------------- */ - -#include <csp/reg.h> -#include <csp/stdint.h> - -#include <mach/csp/mm_io.h> - -/* ---- Public Constants and Types --------------------------------------- */ - -/*********************************************************************/ -/* DDR2 Controller (ARM PL341) register definitions */ -/*********************************************************************/ - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* ARM PL341 DDR2 configuration registers, offset 0x000 */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - - typedef struct { - uint32_t memcStatus; - uint32_t memcCmd; - uint32_t directCmd; - uint32_t memoryCfg; - uint32_t refreshPrd; - uint32_t casLatency; - uint32_t writeLatency; - uint32_t tMrd; - uint32_t tRas; - uint32_t tRc; - uint32_t tRcd; - uint32_t tRfc; - uint32_t tRp; - uint32_t tRrd; - uint32_t tWr; - uint32_t tWtr; - uint32_t tXp; - uint32_t tXsr; - uint32_t tEsr; - uint32_t memoryCfg2; - uint32_t memoryCfg3; - uint32_t tFaw; - } ddrcReg_CTLR_MEMC_REG_t; - -#define ddrcReg_CTLR_MEMC_REG_OFFSET 0x0000 -#define ddrcReg_CTLR_MEMC_REGP ((volatile ddrcReg_CTLR_MEMC_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_MEMC_REG_OFFSET)) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_MEMC_STATUS_BANKS_MASK (0x3 << 12) -#define ddrcReg_CTLR_MEMC_STATUS_BANKS_4 (0x0 << 12) -#define ddrcReg_CTLR_MEMC_STATUS_BANKS_8 (0x3 << 12) - -#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_MASK (0x3 << 10) -#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_0 (0x0 << 10) -#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_1 (0x1 << 10) -#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_2 (0x2 << 10) -#define ddrcReg_CTLR_MEMC_STATUS_MONITORS_4 (0x3 << 10) - -#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_MASK (0x3 << 7) -#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_1 (0x0 << 7) -#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_2 (0x1 << 7) -#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_3 (0x2 << 7) -#define ddrcReg_CTLR_MEMC_STATUS_CHIPS_4 (0x3 << 7) - -#define ddrcReg_CTLR_MEMC_STATUS_TYPE_MASK (0x7 << 4) -#define ddrcReg_CTLR_MEMC_STATUS_TYPE_DDR2 (0x5 << 4) - -#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_MASK (0x3 << 2) -#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_16 (0x0 << 2) -#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_32 (0x1 << 2) -#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_64 (0x2 << 2) -#define ddrcReg_CTLR_MEMC_STATUS_WIDTH_128 (0x3 << 2) - -#define ddrcReg_CTLR_MEMC_STATUS_STATE_MASK (0x3 << 0) -#define ddrcReg_CTLR_MEMC_STATUS_STATE_CONFIG (0x0 << 0) -#define ddrcReg_CTLR_MEMC_STATUS_STATE_READY (0x1 << 0) -#define ddrcReg_CTLR_MEMC_STATUS_STATE_PAUSED (0x2 << 0) -#define ddrcReg_CTLR_MEMC_STATUS_STATE_LOWPWR (0x3 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_MEMC_CMD_MASK (0x7 << 0) -#define ddrcReg_CTLR_MEMC_CMD_GO (0x0 << 0) -#define ddrcReg_CTLR_MEMC_CMD_SLEEP (0x1 << 0) -#define ddrcReg_CTLR_MEMC_CMD_WAKEUP (0x2 << 0) -#define ddrcReg_CTLR_MEMC_CMD_PAUSE (0x3 << 0) -#define ddrcReg_CTLR_MEMC_CMD_CONFIGURE (0x4 << 0) -#define ddrcReg_CTLR_MEMC_CMD_ACTIVE_PAUSE (0x7 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_DIRECT_CMD_CHIP_SHIFT 20 -#define ddrcReg_CTLR_DIRECT_CMD_CHIP_MASK (0x3 << ddrcReg_CTLR_DIRECT_CMD_CHIP_SHIFT) - -#define ddrcReg_CTLR_DIRECT_CMD_TYPE_PRECHARGEALL (0x0 << 18) -#define ddrcReg_CTLR_DIRECT_CMD_TYPE_AUTOREFRESH (0x1 << 18) -#define ddrcReg_CTLR_DIRECT_CMD_TYPE_MODEREG (0x2 << 18) -#define ddrcReg_CTLR_DIRECT_CMD_TYPE_NOP (0x3 << 18) - -#define ddrcReg_CTLR_DIRECT_CMD_BANK_SHIFT 16 -#define ddrcReg_CTLR_DIRECT_CMD_BANK_MASK (0x3 << ddrcReg_CTLR_DIRECT_CMD_BANK_SHIFT) - -#define ddrcReg_CTLR_DIRECT_CMD_ADDR_SHIFT 0 -#define ddrcReg_CTLR_DIRECT_CMD_ADDR_MASK (0x1ffff << ddrcReg_CTLR_DIRECT_CMD_ADDR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_MASK (0x3 << 21) -#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_1 (0x0 << 21) -#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_2 (0x1 << 21) -#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_3 (0x2 << 21) -#define ddrcReg_CTLR_MEMORY_CFG_CHIP_CNT_4 (0x3 << 21) - -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_MASK (0x7 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_3_0 (0x0 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_4_1 (0x1 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_5_2 (0x2 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_6_3 (0x3 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_7_4 (0x4 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_8_5 (0x5 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_9_6 (0x6 << 18) -#define ddrcReg_CTLR_MEMORY_CFG_QOS_ARID_10_7 (0x7 << 18) - -#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_MASK (0x7 << 15) -#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_4 (0x2 << 15) -#define ddrcReg_CTLR_MEMORY_CFG_BURST_LEN_8 (0x3 << 15) /* @note Not supported in PL341 */ - -#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_ENABLE (0x1 << 13) - -#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_SHIFT 7 -#define ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_MASK (0x3f << ddrcReg_CTLR_MEMORY_CFG_PWRDOWN_CYCLES_SHIFT) - -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_MASK (0x7 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_11 (0x0 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_12 (0x1 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_13 (0x2 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_14 (0x3 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_15 (0x4 << 3) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_ROW_BITS_16 (0x5 << 3) - -#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_MASK (0x7 << 0) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_9 (0x1 << 0) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_10 (0x2 << 0) -#define ddrcReg_CTLR_MEMORY_CFG_AXI_COL_BITS_11 (0x3 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_REFRESH_PRD_SHIFT 0 -#define ddrcReg_CTLR_REFRESH_PRD_MASK (0x7fff << ddrcReg_CTLR_REFRESH_PRD_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_CAS_LATENCY_SHIFT 1 -#define ddrcReg_CTLR_CAS_LATENCY_MASK (0x7 << ddrcReg_CTLR_CAS_LATENCY_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_WRITE_LATENCY_SHIFT 0 -#define ddrcReg_CTLR_WRITE_LATENCY_MASK (0x7 << ddrcReg_CTLR_WRITE_LATENCY_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_MRD_SHIFT 0 -#define ddrcReg_CTLR_T_MRD_MASK (0x7f << ddrcReg_CTLR_T_MRD_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RAS_SHIFT 0 -#define ddrcReg_CTLR_T_RAS_MASK (0x1f << ddrcReg_CTLR_T_RAS_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RC_SHIFT 0 -#define ddrcReg_CTLR_T_RC_MASK (0x1f << ddrcReg_CTLR_T_RC_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_SHIFT 8 -#define ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_MASK (0x7 << ddrcReg_CTLR_T_RCD_SCHEDULE_DELAY_SHIFT) - -#define ddrcReg_CTLR_T_RCD_SHIFT 0 -#define ddrcReg_CTLR_T_RCD_MASK (0x7 << ddrcReg_CTLR_T_RCD_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_SHIFT 8 -#define ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_MASK (0x7f << ddrcReg_CTLR_T_RFC_SCHEDULE_DELAY_SHIFT) - -#define ddrcReg_CTLR_T_RFC_SHIFT 0 -#define ddrcReg_CTLR_T_RFC_MASK (0x7f << ddrcReg_CTLR_T_RFC_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_SHIFT 8 -#define ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_MASK (0x7 << ddrcReg_CTLR_T_RP_SCHEDULE_DELAY_SHIFT) - -#define ddrcReg_CTLR_T_RP_SHIFT 0 -#define ddrcReg_CTLR_T_RP_MASK (0xf << ddrcReg_CTLR_T_RP_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_RRD_SHIFT 0 -#define ddrcReg_CTLR_T_RRD_MASK (0xf << ddrcReg_CTLR_T_RRD_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_WR_SHIFT 0 -#define ddrcReg_CTLR_T_WR_MASK (0x7 << ddrcReg_CTLR_T_WR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_WTR_SHIFT 0 -#define ddrcReg_CTLR_T_WTR_MASK (0x7 << ddrcReg_CTLR_T_WTR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_XP_SHIFT 0 -#define ddrcReg_CTLR_T_XP_MASK (0xff << ddrcReg_CTLR_T_XP_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_XSR_SHIFT 0 -#define ddrcReg_CTLR_T_XSR_MASK (0xff << ddrcReg_CTLR_T_XSR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_ESR_SHIFT 0 -#define ddrcReg_CTLR_T_ESR_MASK (0xff << ddrcReg_CTLR_T_ESR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_MASK (0x3 << 6) -#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_16BITS (0 << 6) -#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_32BITS (1 << 6) -#define ddrcReg_CTLR_MEMORY_CFG2_WIDTH_64BITS (2 << 6) - -#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_MASK (0x3 << 4) -#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_2 (0 << 4) -#define ddrcReg_CTLR_MEMORY_CFG2_AXI_BANK_BITS_3 (3 << 4) - -#define ddrcReg_CTLR_MEMORY_CFG2_CKE_INIT_STATE_LOW (0 << 3) -#define ddrcReg_CTLR_MEMORY_CFG2_CKE_INIT_STATE_HIGH (1 << 3) - -#define ddrcReg_CTLR_MEMORY_CFG2_DQM_INIT_STATE_LOW (0 << 2) -#define ddrcReg_CTLR_MEMORY_CFG2_DQM_INIT_STATE_HIGH (1 << 2) - -#define ddrcReg_CTLR_MEMORY_CFG2_CLK_MASK (0x3 << 0) -#define ddrcReg_CTLR_MEMORY_CFG2_CLK_ASYNC (0 << 0) -#define ddrcReg_CTLR_MEMORY_CFG2_CLK_SYNC_A_LE_M (1 << 0) -#define ddrcReg_CTLR_MEMORY_CFG2_CLK_SYNC_A_GT_M (3 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_SHIFT 0 -#define ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_MASK (0x7 << ddrcReg_CTLR_MEMORY_CFG3_REFRESH_TO_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_SHIFT 8 -#define ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_MASK (0x1f << ddrcReg_CTLR_T_FAW_SCHEDULE_DELAY_SHIFT) - -#define ddrcReg_CTLR_T_FAW_PERIOD_SHIFT 0 -#define ddrcReg_CTLR_T_FAW_PERIOD_MASK (0x1f << ddrcReg_CTLR_T_FAW_PERIOD_SHIFT) - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* ARM PL341 AXI ID QOS configuration registers, offset 0x100 */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - -#define ddrcReg_CTLR_QOS_CNT 16 -#define ddrcReg_CTLR_QOS_MAX (ddrcReg_CTLR_QOS_CNT - 1) - - typedef struct { - uint32_t cfg[ddrcReg_CTLR_QOS_CNT]; - } ddrcReg_CTLR_QOS_REG_t; - -#define ddrcReg_CTLR_QOS_REG_OFFSET 0x100 -#define ddrcReg_CTLR_QOS_REGP ((volatile ddrcReg_CTLR_QOS_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_QOS_REG_OFFSET)) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_QOS_CFG_MAX_SHIFT 2 -#define ddrcReg_CTLR_QOS_CFG_MAX_MASK (0xff << ddrcReg_CTLR_QOS_CFG_MAX_SHIFT) - -#define ddrcReg_CTLR_QOS_CFG_MIN_SHIFT 1 -#define ddrcReg_CTLR_QOS_CFG_MIN_MASK (1 << ddrcReg_CTLR_QOS_CFG_MIN_SHIFT) - -#define ddrcReg_CTLR_QOS_CFG_ENABLE (1 << 0) - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* ARM PL341 Memory chip configuration registers, offset 0x200 */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - -#define ddrcReg_CTLR_CHIP_CNT 4 -#define ddrcReg_CTLR_CHIP_MAX (ddrcReg_CTLR_CHIP_CNT - 1) - - typedef struct { - uint32_t cfg[ddrcReg_CTLR_CHIP_CNT]; - } ddrcReg_CTLR_CHIP_REG_t; - -#define ddrcReg_CTLR_CHIP_REG_OFFSET 0x200 -#define ddrcReg_CTLR_CHIP_REGP ((volatile ddrcReg_CTLR_CHIP_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_CHIP_REG_OFFSET)) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_MASK (1 << 16) -#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_ROW_BANK_COL (0 << 16) -#define ddrcReg_CTLR_CHIP_CFG_MEM_ORG_BANK_ROW_COL (1 << 16) - -#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_SHIFT 8 -#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_MASK (0xff << ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MATCH_SHIFT) - -#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_SHIFT 0 -#define ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_MASK (0xff << ddrcReg_CTLR_CHIP_CFG_AXI_ADDR_MASK_SHIFT) - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* ARM PL341 User configuration registers, offset 0x300 */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - -#define ddrcReg_CTLR_USER_OUTPUT_CNT 2 - - typedef struct { - uint32_t input; - uint32_t output[ddrcReg_CTLR_USER_OUTPUT_CNT]; - uint32_t feature; - } ddrcReg_CTLR_USER_REG_t; - -#define ddrcReg_CTLR_USER_REG_OFFSET 0x300 -#define ddrcReg_CTLR_USER_REGP ((volatile ddrcReg_CTLR_USER_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_USER_REG_OFFSET)) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_USER_INPUT_STATUS_SHIFT 0 -#define ddrcReg_CTLR_USER_INPUT_STATUS_MASK (0xff << ddrcReg_CTLR_USER_INPUT_STATUS_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_USER_OUTPUT_CFG_SHIFT 0 -#define ddrcReg_CTLR_USER_OUTPUT_CFG_MASK (0xff << ddrcReg_CTLR_USER_OUTPUT_CFG_SHIFT) - -#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT 1 -#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_MASK (1 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_BP134 (0 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_PL301 (1 << ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_REGISTERED ddrcReg_CTLR_USER_OUTPUT_0_CFG_SYNC_BRIDGE_PL301 - -/* ----------------------------------------------------- */ - -#define ddrcReg_CTLR_FEATURE_WRITE_BLOCK_DISABLE (1 << 2) -#define ddrcReg_CTLR_FEATURE_EARLY_BURST_RSP_DISABLE (1 << 0) - -/*********************************************************************/ -/* Broadcom DDR23 PHY register definitions */ -/*********************************************************************/ - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* Broadcom DDR23 PHY Address and Control register definitions */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - - typedef struct { - uint32_t revision; - uint32_t pmCtl; - REG32_RSVD(0x0008, 0x0010); - uint32_t pllStatus; - uint32_t pllCfg; - uint32_t pllPreDiv; - uint32_t pllDiv; - uint32_t pllCtl1; - uint32_t pllCtl2; - uint32_t ssCtl; - uint32_t ssCfg; - uint32_t vdlStatic; - uint32_t vdlDynamic; - uint32_t padIdle; - uint32_t pvtComp; - uint32_t padDrive; - uint32_t clkRgltrCtl; - } ddrcReg_PHY_ADDR_CTL_REG_t; - -#define ddrcReg_PHY_ADDR_CTL_REG_OFFSET 0x0400 -#define ddrcReg_PHY_ADDR_CTL_REGP ((volatile ddrcReg_PHY_ADDR_CTL_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_ADDR_CTL_REG_OFFSET)) - -/* @todo These SS definitions are duplicates of ones below */ - -#define ddrcReg_PHY_ADDR_SS_CTRL_ENABLE 0x00000001 -#define ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_MASK 0xFFFF0000 -#define ddrcReg_PHY_ADDR_SS_CFG_CYCLE_PER_TICK_SHIFT 16 -#define ddrcReg_PHY_ADDR_SS_CFG_MIN_CYCLE_PER_TICK 10 /* Higher the value, lower the SS modulation frequency */ -#define ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_MASK 0x0000FFFF -#define ddrcReg_PHY_ADDR_SS_CFG_NDIV_AMPLITUDE_SHIFT 0 - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_SHIFT 8 -#define ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_MASK (0xff << ddrcReg_PHY_ADDR_CTL_REVISION_MAJOR_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_MASK (0xff << ddrcReg_PHY_ADDR_CTL_REVISION_MINOR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_CLK_PM_CTL_DDR_CLK_DISABLE (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_STATUS_LOCKED (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_DIV2_CLK_RESET (1 << 31) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_SHIFT 17 -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_SEL_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_TEST_ENABLE (1 << 16) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_SHIFT 12 -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_CFG_BGAP_ADJ_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_VCO_RNG (1 << 7) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_CH1_PWRDWN (1 << 6) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_BYPASS_ENABLE (1 << 5) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_CLKOUT_ENABLE (1 << 4) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_D_RESET (1 << 3) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_A_RESET (1 << 2) -#define ddrcReg_PHY_ADDR_CTL_PLL_CFG_PWRDWN (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_DITHER_MFB (1 << 26) -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_PWRDWN (1 << 25) - -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_SHIFT 20 -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_MODE_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_SHIFT 8 -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_MASK (0x1ff << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_INT_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_SHIFT 4 -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P2_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PLL_PRE_DIV_P1_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_SHIFT 24 -#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_MASK (0xff << ddrcReg_PHY_ADDR_CTL_PLL_DIV_M1_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_MASK (0xffffff << ddrcReg_PHY_ADDR_CTL_PLL_DIV_FRAC_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_SHIFT 30 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_TESTA_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_SHIFT 27 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XS_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_SHIFT 24 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_KVCO_XF_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_SHIFT 22 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LPF_BW_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_LF_ORDER (0x1 << 21) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_SHIFT 19 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CN_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_SHIFT 17 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RN_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_SHIFT 15 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CP_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_SHIFT 13 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_CZ_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_SHIFT 10 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_MASK (0x7 << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_RZ_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_SHIFT 5 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICPX_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_MASK (0x1f << ddrcReg_PHY_ADDR_CTL_PLL_CTL1_ICP_OFF_SHIFT) - -/* ----------------------------------------------------- */ -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_SHIFT 4 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL2_PTAP_ADJ_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_SHIFT 2 -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_PLL_CTL2_CTAP_ADJ_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_LOWCUR_ENABLE (0x1 << 1) -#define ddrcReg_PHY_ADDR_CTL_PLL_CTL2_BIASIN_ENABLE (0x1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_SS_EN_ENABLE (0x1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_SHIFT 16 -#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_MASK (0xffff << ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_CYC_PER_TICK_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_MASK (0xffff << ddrcReg_PHY_ADDR_CTL_PLL_SS_CFG_NDIV_AMP_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FORCE (1 << 20) -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_ENABLE (1 << 16) - -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_SHIFT 12 -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_FALL_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_SHIFT 8 -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_RISE_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_MASK (0x3f << ddrcReg_PHY_ADDR_CTL_VDL_STATIC_OVR_STEP_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_ENABLE (1 << 16) - -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_SHIFT 12 -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_FALL_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_SHIFT 8 -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_MASK (0x3 << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_RISE_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_MASK (0x3f << ddrcReg_PHY_ADDR_CTL_VDL_DYNAMIC_OVR_STEP_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_ENABLE (1u << 31) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_RXENB_DISABLE (1 << 8) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_IDDQ_DISABLE (1 << 6) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_REB_DISABLE (1 << 5) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CTL_OEB_DISABLE (1 << 4) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_IDDQ_DISABLE (1 << 2) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_REB_DISABLE (1 << 1) -#define ddrcReg_PHY_ADDR_CTL_PAD_IDLE_CKE_OEB_DISABLE (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_DONE (1 << 30) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_DONE (1 << 29) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_DONE (1 << 28) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_AUTO_ENABLE (1 << 27) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_SAMPLE_ENABLE (1 << 26) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_OVR_ENABLE (1 << 25) -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_OVR_ENABLE (1 << 24) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_SHIFT 20 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_PD_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_SHIFT 16 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ND_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_SHIFT 12 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_PD_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_SHIFT 8 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_ADDR_ND_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_SHIFT 4 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_PD_SHIFT) - -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_SHIFT 0 -#define ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_MASK (0xf << ddrcReg_PHY_ADDR_CTL_PVT_COMP_DQ_ND_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_RT60B (1 << 4) -#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SEL_SSTL18 (1 << 3) -#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SELTXDRV_CI (1 << 2) -#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SELRXDRV (1 << 1) -#define ddrcReg_PHY_ADDR_CTL_PAD_DRIVE_SLEW (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_ADDR_CTL_CLK_RGLTR_CTL_PWR_HALF (1 << 1) -#define ddrcReg_PHY_ADDR_CTL_CLK_RGLTR_CTL_PWR_OFF (1 << 0) - -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ -/* Broadcom DDR23 PHY Byte Lane register definitions */ -/* -------------------------------------------------------------------- */ -/* -------------------------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_CNT 2 -#define ddrcReg_PHY_BYTE_LANE_MAX (ddrcReg_CTLR_BYTE_LANE_CNT - 1) - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_CNT 8 - - typedef struct { - uint32_t revision; - uint32_t vdlCalibrate; - uint32_t vdlStatus; - REG32_RSVD(0x000c, 0x0010); - uint32_t vdlOverride[ddrcReg_PHY_BYTE_LANE_VDL_OVR_CNT]; - uint32_t readCtl; - uint32_t readStatus; - uint32_t readClear; - uint32_t padIdleCtl; - uint32_t padDriveCtl; - uint32_t padClkCtl; - uint32_t writeCtl; - uint32_t clkRegCtl; - } ddrcReg_PHY_BYTE_LANE_REG_t; - -/* There are 2 instances of the byte Lane registers, one for each byte lane. */ -#define ddrcReg_PHY_BYTE_LANE_1_REG_OFFSET 0x0500 -#define ddrcReg_PHY_BYTE_LANE_2_REG_OFFSET 0x0600 - -#define ddrcReg_PHY_BYTE_LANE_1_REGP ((volatile ddrcReg_PHY_BYTE_LANE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_BYTE_LANE_1_REG_OFFSET)) -#define ddrcReg_PHY_BYTE_LANE_2_REGP ((volatile ddrcReg_PHY_BYTE_LANE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_PHY_BYTE_LANE_2_REG_OFFSET)) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_SHIFT 8 -#define ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_MASK (0xff << ddrcReg_PHY_BYTE_LANE_REVISION_MAJOR_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_SHIFT 0 -#define ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_MASK (0xff << ddrcReg_PHY_BYTE_LANE_REVISION_MINOR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_CLK_2CYCLE (1 << 4) -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_CLK_1CYCLE (0 << 4) - -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_TEST (1 << 3) -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_ALWAYS (1 << 2) -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_ONCE (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_VDL_CALIB_FAST (1 << 0) - -/* ----------------------------------------------------- */ - -/* The byte lane VDL status calibTotal[9:0] is comprised of [9:4] step value, [3:2] fine fall */ -/* and [1:0] fine rise. Note that calibTotal[9:0] is located at bit 4 in the VDL status */ -/* register. The fine rise and fall are no longer used, so add some definitions for just */ -/* the step setting to simplify things. */ - -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_SHIFT 8 -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_MASK (0x3f << ddrcReg_PHY_BYTE_LANE_VDL_STATUS_STEP_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_SHIFT 4 -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_MASK (0x3ff << ddrcReg_PHY_BYTE_LANE_VDL_STATUS_TOTAL_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_LOCK (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_VDL_STATUS_IDLE (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_ENABLE (1 << 16) - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_SHIFT 12 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_VDL_OVR_FALL_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_SHIFT 8 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_VDL_OVR_RISE_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_SHIFT 0 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_MASK (0x3f << ddrcReg_PHY_BYTE_LANE_VDL_OVR_STEP_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_DQS_P 0 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_DQS_N 1 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_READ_EN 2 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_STATIC_WRITE_DQ_DQM 3 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_DQS_P 4 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_DQS_N 5 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_READ_EN 6 -#define ddrcReg_PHY_BYTE_LANE_VDL_OVR_IDX_DYNAMIC_WRITE_DQ_DQM 7 - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_SHIFT 8 -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_MASK (0x3 << ddrcReg_PHY_BYTE_LANE_READ_CTL_DELAY_SHIFT) - -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DQ_ODT_ENABLE (1 << 3) -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_DQ_ODT_ADJUST (1 << 2) -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_RD_ODT_ENABLE (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_READ_CTL_RD_ODT_ADJUST (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_SHIFT 0 -#define ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_MASK (0xf << ddrcReg_PHY_BYTE_LANE_READ_STATUS_ERROR_SHIFT) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_READ_CLEAR_STATUS (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_ENABLE (1u << 31) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_RXENB_DISABLE (1 << 19) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_IDDQ_DISABLE (1 << 18) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_REB_DISABLE (1 << 17) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DM_OEB_DISABLE (1 << 16) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_RXENB_DISABLE (1 << 15) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_IDDQ_DISABLE (1 << 14) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_REB_DISABLE (1 << 13) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQ_OEB_DISABLE (1 << 12) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_RXENB_DISABLE (1 << 11) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_IDDQ_DISABLE (1 << 10) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_REB_DISABLE (1 << 9) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_READ_ENB_OEB_DISABLE (1 << 8) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_RXENB_DISABLE (1 << 7) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_IDDQ_DISABLE (1 << 6) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_REB_DISABLE (1 << 5) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_DQS_OEB_DISABLE (1 << 4) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_RXENB_DISABLE (1 << 3) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_IDDQ_DISABLE (1 << 2) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_REB_DISABLE (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_PAD_IDLE_CTL_CLK_OEB_DISABLE (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_RT60B_DDR_READ_ENB (1 << 5) -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_RT60B (1 << 4) -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SEL_SSTL18 (1 << 3) -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SELTXDRV_CI (1 << 2) -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SELRXDRV (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_PAD_DRIVE_CTL_SLEW (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_PAD_CLK_CTL_DISABLE (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_WRITE_CTL_PREAMBLE_DDR3 (1 << 0) - -/* ----------------------------------------------------- */ - -#define ddrcReg_PHY_BYTE_LANE_CLK_REG_CTL_PWR_HALF (1 << 1) -#define ddrcReg_PHY_BYTE_LANE_CLK_REG_CTL_PWR_OFF (1 << 0) - -/*********************************************************************/ -/* ARM PL341 DDRC to Broadcom DDR23 PHY glue register definitions */ -/*********************************************************************/ - - typedef struct { - uint32_t cfg; - uint32_t actMonCnt; - uint32_t ctl; - uint32_t lbistCtl; - uint32_t lbistSeed; - uint32_t lbistStatus; - uint32_t tieOff; - uint32_t actMonClear; - uint32_t status; - uint32_t user; - } ddrcReg_CTLR_PHY_GLUE_REG_t; - -#define ddrcReg_CTLR_PHY_GLUE_OFFSET 0x0700 -#define ddrcReg_CTLR_PHY_GLUE_REGP ((volatile ddrcReg_CTLR_PHY_GLUE_REG_t *) (MM_IO_BASE_DDRC + ddrcReg_CTLR_PHY_GLUE_OFFSET)) - -/* ----------------------------------------------------- */ - -/* DDR2 / AXI block phase alignment interrupt control */ -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT 18 -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_MASK (0x3 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_OFF (0 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_TIGHT (1 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_MEDIUM (2 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_INT_ON_LOOSE (3 << ddrcReg_CTLR_PHY_GLUE_CFG_INT_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT 17 -#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_DIFFERENTIAL (0 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_CMOS (1 << ddrcReg_CTLR_PHY_GLUE_CFG_PLL_REFCLK_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT 16 -#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_DEEP (0 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHALLOW (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_HW_FIXED_ALIGNMENT_DISABLED ddrcReg_CTLR_PHY_GLUE_CFG_DIV2CLK_TREE_SHALLOW - -#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT 15 -#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_BP134 (0 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_PL301 (1 << ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_REGISTERED ddrcReg_CTLR_PHY_GLUE_CFG_SYNC_BRIDGE_PL301 - -/* Software control of PHY VDL updates from control register settings. Bit 13 enables the use of Bit 14. */ -/* If software control is not enabled, then updates occur when a refresh command is issued by the hardware */ -/* controller. If 2 chips selects are being used, then software control must be enabled. */ -#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_VDL_UPDATE_SW_CTL_LOAD (1 << 14) -#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_VDL_UPDATE_SW_CTL_ENABLE (1 << 13) - -/* Use these to bypass a pipeline stage. By default the ADDR is off but the BYTE LANE in / out are on. */ -#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_ADDR_CTL_IN_BYPASS_PIPELINE_STAGE (1 << 12) -#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_BYTE_LANE_IN_BYPASS_PIPELINE_STAGE (1 << 11) -#define ddrcReg_CTLR_PHY_GLUE_CFG_PHY_BYTE_LANE_OUT_BYPASS_PIPELINE_STAGE (1 << 10) - -/* Chip select count */ -#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT 9 -#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_MASK (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_1 (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_2 (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CS_CNT_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT 8 -#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_ASYNC (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SYNC (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CLK_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT 7 -#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_LOW (0 << ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_HIGH (1 << ddrcReg_CTLR_PHY_GLUE_CFG_CKE_INIT_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT 6 -#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_LOW (0 << ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT) -#define ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_HIGH (1 << ddrcReg_CTLR_PHY_GLUE_CFG_DQM_INIT_SHIFT) - -#define ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_SHIFT 0 -#define ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_MASK (0x7 << ddrcReg_CTLR_PHY_GLUE_CFG_CAS_LATENCY_SHIFT) - -/* ----------------------------------------------------- */ -#define ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_SHIFT 0 -#define ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_MASK (0x7f << ddrcReg_CTLR_PHY_GLUE_STATUS_PHASE_SHIFT) - -/* ---- Public Function Prototypes --------------------------------------- */ - -#ifdef __cplusplus -} /* end extern "C" */ -#endif -#endif /* DDRC_REG_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h deleted file mode 100644 index d67e2f8c22d..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_priv.h +++ /dev/null @@ -1,145 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dmacHw_priv.h -* -* @brief Private Definitions for low level DMA driver -* -*/ -/****************************************************************************/ - -#ifndef _DMACHW_PRIV_H -#define _DMACHW_PRIV_H - -#include <csp/stdint.h> - -/* Data type for DMA Link List Item */ -typedef struct { - uint32_t sar; /* Source Address Register. - Address must be aligned to CTLx.SRC_TR_WIDTH. */ - uint32_t dar; /* Destination Address Register. - Address must be aligned to CTLx.DST_TR_WIDTH. */ - uint32_t llpPhy; /* LLP contains the physical address of the next descriptor for block chaining using linked lists. - Address MUST be aligned to a 32-bit boundary. */ - dmacHw_REG64_t ctl; /* Control Register. 64 bits */ - uint32_t sstat; /* Source Status Register */ - uint32_t dstat; /* Destination Status Register */ - uint32_t devCtl; /* Device specific control information */ - uint32_t llp; /* LLP contains the virtual address of the next descriptor for block chaining using linked lists. */ -} dmacHw_DESC_t; - -/* - * Descriptor ring pointers - */ -typedef struct { - int num; /* Number of link items */ - dmacHw_DESC_t *pHead; /* Head of descriptor ring (for writing) */ - dmacHw_DESC_t *pTail; /* Tail of descriptor ring (for reading) */ - dmacHw_DESC_t *pProg; /* Descriptor to program the channel (for programming the channel register) */ - dmacHw_DESC_t *pEnd; /* End of current descriptor chain */ - dmacHw_DESC_t *pFree; /* Descriptor to free memory (freeing dynamic memory) */ - uint32_t virt2PhyOffset; /* Virtual to physical address offset for the descriptor ring */ -} dmacHw_DESC_RING_t; - -/* - * DMA channel control block - */ -typedef struct { - uint32_t module; /* DMA controller module (0-1) */ - uint32_t channel; /* DMA channel (0-7) */ - volatile uint32_t varDataStarted; /* Flag indicating variable data channel is enabled */ - volatile uint32_t descUpdated; /* Flag to indicate descriptor update is complete */ - void *userData; /* Channel specifc user data */ -} dmacHw_CBLK_t; - -#define dmacHw_ASSERT(a) if (!(a)) while (1) -#define dmacHw_MAX_CHANNEL_COUNT 16 -#define dmacHw_FREE_USER_MEMORY 0xFFFFFFFF -#define dmacHw_DESC_FREE dmacHw_REG_CTL_DONE -#define dmacHw_DESC_INIT ((dmacHw_DESC_t *) 0xFFFFFFFF) -#define dmacHw_MAX_BLOCKSIZE 4064 -#define dmacHw_GET_DESC_RING(addr) (dmacHw_DESC_RING_t *)(addr) -#define dmacHw_ADDRESS_MASK(byte) ((byte) - 1) -#define dmacHw_NEXT_DESC(rp, dp) ((rp)->dp = (dmacHw_DESC_t *)(rp)->dp->llp) -#define dmacHw_HANDLE_TO_CBLK(handle) ((dmacHw_CBLK_t *) (handle)) -#define dmacHw_CBLK_TO_HANDLE(cblkp) ((dmacHw_HANDLE_t) (cblkp)) -#define dmacHw_DST_IS_MEMORY(tt) (((tt) == dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM) || ((tt) == dmacHw_TRANSFER_TYPE_MEM_TO_MEM)) ? 1 : 0 - -/****************************************************************************/ -/** -* @brief Get next available transaction width -* -* -* @return On success : Next available transaction width -* On failure : dmacHw_TRANSACTION_WIDTH_8 -* -* @note -* None -*/ -/****************************************************************************/ -static inline dmacHw_TRANSACTION_WIDTH_e dmacHw_GetNextTrWidth(dmacHw_TRANSACTION_WIDTH_e tw /* [ IN ] Current transaction width */ - ) { - if (tw & dmacHw_REG_CTL_SRC_TR_WIDTH_MASK) { - return ((tw >> dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT) - - 1) << dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT; - } else if (tw & dmacHw_REG_CTL_DST_TR_WIDTH_MASK) { - return ((tw >> dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT) - - 1) << dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT; - } - - /* Default return */ - return dmacHw_SRC_TRANSACTION_WIDTH_8; -} - -/****************************************************************************/ -/** -* @brief Get number of bytes per transaction -* -* @return Number of bytes per transaction -* -* -* @note -* None -*/ -/****************************************************************************/ -static inline int dmacHw_GetTrWidthInBytes(dmacHw_TRANSACTION_WIDTH_e tw /* [ IN ] Transaction width */ - ) { - int width = 1; - switch (tw) { - case dmacHw_SRC_TRANSACTION_WIDTH_8: - width = 1; - break; - case dmacHw_SRC_TRANSACTION_WIDTH_16: - case dmacHw_DST_TRANSACTION_WIDTH_16: - width = 2; - break; - case dmacHw_SRC_TRANSACTION_WIDTH_32: - case dmacHw_DST_TRANSACTION_WIDTH_32: - width = 4; - break; - case dmacHw_SRC_TRANSACTION_WIDTH_64: - case dmacHw_DST_TRANSACTION_WIDTH_64: - width = 8; - break; - default: - dmacHw_ASSERT(0); - } - - /* Default transaction width */ - return width; -} - -#endif /* _DMACHW_PRIV_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h deleted file mode 100644 index f1ecf96f2da..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/dmacHw_reg.h +++ /dev/null @@ -1,406 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dmacHw_reg.h -* -* @brief Definitions for low level DMA registers -* -*/ -/****************************************************************************/ - -#ifndef _DMACHW_REG_H -#define _DMACHW_REG_H - -#include <csp/stdint.h> -#include <mach/csp/mm_io.h> - -/* Data type for 64 bit little endian register */ -typedef struct { - volatile uint32_t lo; /* Lower 32 bit in little endian mode */ - volatile uint32_t hi; /* Upper 32 bit in little endian mode */ -} dmacHw_REG64_t; - -/* Data type representing DMA channel registers */ -typedef struct { - dmacHw_REG64_t ChannelSar; /* Source Address Register. 64 bits (upper 32 bits are reserved) - Address must be aligned to CTLx.SRC_TR_WIDTH. - */ - dmacHw_REG64_t ChannelDar; /* Destination Address Register.64 bits (upper 32 bits are reserved) - Address must be aligned to CTLx.DST_TR_WIDTH. - */ - dmacHw_REG64_t ChannelLlp; /* Link List Pointer.64 bits (upper 32 bits are reserved) - LLP contains the pointer to the next LLI for block chaining using linked lists. - If LLPis set to 0x0, then transfers using linked lists are not enabled. - Address MUST be aligned to a 32-bit boundary. - */ - dmacHw_REG64_t ChannelCtl; /* Control Register. 64 bits */ - dmacHw_REG64_t ChannelSstat; /* Source Status Register */ - dmacHw_REG64_t ChannelDstat; /* Destination Status Register */ - dmacHw_REG64_t ChannelSstatAddr; /* Source Status Address Register */ - dmacHw_REG64_t ChannelDstatAddr; /* Destination Status Address Register */ - dmacHw_REG64_t ChannelConfig; /* Channel Configuration Register */ - dmacHw_REG64_t SrcGather; /* Source gather register */ - dmacHw_REG64_t DstScatter; /* Destination scatter register */ -} dmacHw_CH_REG_t; - -/* Data type for RAW interrupt status registers */ -typedef struct { - dmacHw_REG64_t RawTfr; /* Raw Status for IntTfr Interrupt */ - dmacHw_REG64_t RawBlock; /* Raw Status for IntBlock Interrupt */ - dmacHw_REG64_t RawSrcTran; /* Raw Status for IntSrcTran Interrupt */ - dmacHw_REG64_t RawDstTran; /* Raw Status for IntDstTran Interrupt */ - dmacHw_REG64_t RawErr; /* Raw Status for IntErr Interrupt */ -} dmacHw_INT_RAW_t; - -/* Data type for interrupt status registers */ -typedef struct { - dmacHw_REG64_t StatusTfr; /* Status for IntTfr Interrupt */ - dmacHw_REG64_t StatusBlock; /* Status for IntBlock Interrupt */ - dmacHw_REG64_t StatusSrcTran; /* Status for IntSrcTran Interrupt */ - dmacHw_REG64_t StatusDstTran; /* Status for IntDstTran Interrupt */ - dmacHw_REG64_t StatusErr; /* Status for IntErr Interrupt */ -} dmacHw_INT_STATUS_t; - -/* Data type for interrupt mask registers*/ -typedef struct { - dmacHw_REG64_t MaskTfr; /* Mask for IntTfr Interrupt */ - dmacHw_REG64_t MaskBlock; /* Mask for IntBlock Interrupt */ - dmacHw_REG64_t MaskSrcTran; /* Mask for IntSrcTran Interrupt */ - dmacHw_REG64_t MaskDstTran; /* Mask for IntDstTran Interrupt */ - dmacHw_REG64_t MaskErr; /* Mask for IntErr Interrupt */ -} dmacHw_INT_MASK_t; - -/* Data type for interrupt clear registers */ -typedef struct { - dmacHw_REG64_t ClearTfr; /* Clear for IntTfr Interrupt */ - dmacHw_REG64_t ClearBlock; /* Clear for IntBlock Interrupt */ - dmacHw_REG64_t ClearSrcTran; /* Clear for IntSrcTran Interrupt */ - dmacHw_REG64_t ClearDstTran; /* Clear for IntDstTran Interrupt */ - dmacHw_REG64_t ClearErr; /* Clear for IntErr Interrupt */ - dmacHw_REG64_t StatusInt; /* Status for each interrupt type */ -} dmacHw_INT_CLEAR_t; - -/* Data type for software handshaking registers */ -typedef struct { - dmacHw_REG64_t ReqSrcReg; /* Source Software Transaction Request Register */ - dmacHw_REG64_t ReqDstReg; /* Destination Software Transaction Request Register */ - dmacHw_REG64_t SglReqSrcReg; /* Single Source Transaction Request Register */ - dmacHw_REG64_t SglReqDstReg; /* Single Destination Transaction Request Register */ - dmacHw_REG64_t LstSrcReg; /* Last Source Transaction Request Register */ - dmacHw_REG64_t LstDstReg; /* Last Destination Transaction Request Register */ -} dmacHw_SW_HANDSHAKE_t; - -/* Data type for misc. registers */ -typedef struct { - dmacHw_REG64_t DmaCfgReg; /* DMA Configuration Register */ - dmacHw_REG64_t ChEnReg; /* DMA Channel Enable Register */ - dmacHw_REG64_t DmaIdReg; /* DMA ID Register */ - dmacHw_REG64_t DmaTestReg; /* DMA Test Register */ - dmacHw_REG64_t Reserved0; /* Reserved */ - dmacHw_REG64_t Reserved1; /* Reserved */ - dmacHw_REG64_t CompParm6; /* Component Parameter 6 */ - dmacHw_REG64_t CompParm5; /* Component Parameter 5 */ - dmacHw_REG64_t CompParm4; /* Component Parameter 4 */ - dmacHw_REG64_t CompParm3; /* Component Parameter 3 */ - dmacHw_REG64_t CompParm2; /* Component Parameter 2 */ - dmacHw_REG64_t CompParm1; /* Component Parameter 1 */ - dmacHw_REG64_t CompId; /* Compoent ID */ -} dmacHw_MISC_t; - -/* Base registers */ -#define dmacHw_0_MODULE_BASE_ADDR (char *) MM_IO_BASE_DMA0 /* DMAC 0 module's base address */ -#define dmacHw_1_MODULE_BASE_ADDR (char *) MM_IO_BASE_DMA1 /* DMAC 1 module's base address */ - -extern uint32_t dmaChannelCount_0; -extern uint32_t dmaChannelCount_1; - -/* Define channel specific registers */ -#define dmacHw_CHAN_BASE(module, chan) ((dmacHw_CH_REG_t *) ((char *)((module) ? dmacHw_1_MODULE_BASE_ADDR : dmacHw_0_MODULE_BASE_ADDR) + ((chan) * sizeof(dmacHw_CH_REG_t)))) - -/* Raw interrupt status registers */ -#define dmacHw_REG_INT_RAW_BASE(module) ((char *)dmacHw_CHAN_BASE((module), ((module) ? dmaChannelCount_1 : dmaChannelCount_0))) -#define dmacHw_REG_INT_RAW_TRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawTfr.lo) -#define dmacHw_REG_INT_RAW_BLOCK(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawBlock.lo) -#define dmacHw_REG_INT_RAW_STRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawSrcTran.lo) -#define dmacHw_REG_INT_RAW_DTRAN(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawDstTran.lo) -#define dmacHw_REG_INT_RAW_ERROR(module) (((dmacHw_INT_RAW_t *) dmacHw_REG_INT_RAW_BASE((module)))->RawErr.lo) - -/* Interrupt status registers */ -#define dmacHw_REG_INT_STAT_BASE(module) ((char *)(dmacHw_REG_INT_RAW_BASE((module)) + sizeof(dmacHw_INT_RAW_t))) -#define dmacHw_REG_INT_STAT_TRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusTfr.lo) -#define dmacHw_REG_INT_STAT_BLOCK(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusBlock.lo) -#define dmacHw_REG_INT_STAT_STRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusSrcTran.lo) -#define dmacHw_REG_INT_STAT_DTRAN(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusDstTran.lo) -#define dmacHw_REG_INT_STAT_ERROR(module) (((dmacHw_INT_STATUS_t *) dmacHw_REG_INT_STAT_BASE((module)))->StatusErr.lo) - -/* Interrupt status registers */ -#define dmacHw_REG_INT_MASK_BASE(module) ((char *)(dmacHw_REG_INT_STAT_BASE((module)) + sizeof(dmacHw_INT_STATUS_t))) -#define dmacHw_REG_INT_MASK_TRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskTfr.lo) -#define dmacHw_REG_INT_MASK_BLOCK(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskBlock.lo) -#define dmacHw_REG_INT_MASK_STRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskSrcTran.lo) -#define dmacHw_REG_INT_MASK_DTRAN(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskDstTran.lo) -#define dmacHw_REG_INT_MASK_ERROR(module) (((dmacHw_INT_MASK_t *) dmacHw_REG_INT_MASK_BASE((module)))->MaskErr.lo) - -/* Interrupt clear registers */ -#define dmacHw_REG_INT_CLEAR_BASE(module) ((char *)(dmacHw_REG_INT_MASK_BASE((module)) + sizeof(dmacHw_INT_MASK_t))) -#define dmacHw_REG_INT_CLEAR_TRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearTfr.lo) -#define dmacHw_REG_INT_CLEAR_BLOCK(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearBlock.lo) -#define dmacHw_REG_INT_CLEAR_STRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearSrcTran.lo) -#define dmacHw_REG_INT_CLEAR_DTRAN(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearDstTran.lo) -#define dmacHw_REG_INT_CLEAR_ERROR(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->ClearErr.lo) -#define dmacHw_REG_INT_STATUS(module) (((dmacHw_INT_CLEAR_t *) dmacHw_REG_INT_CLEAR_BASE((module)))->StatusInt.lo) - -/* Software handshaking registers */ -#define dmacHw_REG_SW_HS_BASE(module) ((char *)(dmacHw_REG_INT_CLEAR_BASE((module)) + sizeof(dmacHw_INT_CLEAR_t))) -#define dmacHw_REG_SW_HS_SRC_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->ReqSrcReg.lo) -#define dmacHw_REG_SW_HS_DST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->ReqDstReg.lo) -#define dmacHw_REG_SW_HS_SRC_SGL_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->SglReqSrcReg.lo) -#define dmacHw_REG_SW_HS_DST_SGL_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->SglReqDstReg.lo) -#define dmacHw_REG_SW_HS_SRC_LST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->LstSrcReg.lo) -#define dmacHw_REG_SW_HS_DST_LST_REQ(module) (((dmacHw_SW_HANDSHAKE_t *) dmacHw_REG_SW_HS_BASE((module)))->LstDstReg.lo) - -/* Miscellaneous registers */ -#define dmacHw_REG_MISC_BASE(module) ((char *)(dmacHw_REG_SW_HS_BASE((module)) + sizeof(dmacHw_SW_HANDSHAKE_t))) -#define dmacHw_REG_MISC_CFG(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaCfgReg.lo) -#define dmacHw_REG_MISC_CH_ENABLE(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->ChEnReg.lo) -#define dmacHw_REG_MISC_ID(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaIdReg.lo) -#define dmacHw_REG_MISC_TEST(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->DmaTestReg.lo) -#define dmacHw_REG_MISC_COMP_PARAM1_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm1.lo) -#define dmacHw_REG_MISC_COMP_PARAM1_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm1.hi) -#define dmacHw_REG_MISC_COMP_PARAM2_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm2.lo) -#define dmacHw_REG_MISC_COMP_PARAM2_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm2.hi) -#define dmacHw_REG_MISC_COMP_PARAM3_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm3.lo) -#define dmacHw_REG_MISC_COMP_PARAM3_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm3.hi) -#define dmacHw_REG_MISC_COMP_PARAM4_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm4.lo) -#define dmacHw_REG_MISC_COMP_PARAM4_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm4.hi) -#define dmacHw_REG_MISC_COMP_PARAM5_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm5.lo) -#define dmacHw_REG_MISC_COMP_PARAM5_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm5.hi) -#define dmacHw_REG_MISC_COMP_PARAM6_LO(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm6.lo) -#define dmacHw_REG_MISC_COMP_PARAM6_HI(module) (((dmacHw_MISC_t *) dmacHw_REG_MISC_BASE((module)))->CompParm6.hi) - -/* Channel control registers */ -#define dmacHw_REG_SAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSar.lo) -#define dmacHw_REG_DAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDar.lo) -#define dmacHw_REG_LLP(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelLlp.lo) - -#define dmacHw_REG_CTL_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelCtl.lo) -#define dmacHw_REG_CTL_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelCtl.hi) - -#define dmacHw_REG_SSTAT(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSstat.lo) -#define dmacHw_REG_DSTAT(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDstat.lo) -#define dmacHw_REG_SSTATAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelSstatAddr.lo) -#define dmacHw_REG_DSTATAR(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelDstatAddr.lo) - -#define dmacHw_REG_CFG_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelConfig.lo) -#define dmacHw_REG_CFG_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->ChannelConfig.hi) - -#define dmacHw_REG_SGR_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->SrcGather.lo) -#define dmacHw_REG_SGR_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->SrcGather.hi) - -#define dmacHw_REG_DSR_LO(module, chan) (dmacHw_CHAN_BASE((module), (chan))->DstScatter.lo) -#define dmacHw_REG_DSR_HI(module, chan) (dmacHw_CHAN_BASE((module), (chan))->DstScatter.hi) - -#define INT_STATUS_MASK(channel) (0x00000001 << (channel)) -#define CHANNEL_BUSY(mod, channel) (dmacHw_REG_MISC_CH_ENABLE((mod)) & (0x00000001 << (channel))) - -/* Bit mask for REG_DMACx_CTL_LO */ - -#define dmacHw_REG_CTL_INT_EN 0x00000001 /* Channel interrupt enable */ - -#define dmacHw_REG_CTL_DST_TR_WIDTH_MASK 0x0000000E /* Destination transaction width mask */ -#define dmacHw_REG_CTL_DST_TR_WIDTH_SHIFT 1 -#define dmacHw_REG_CTL_DST_TR_WIDTH_8 0x00000000 /* Destination transaction width 8 bit */ -#define dmacHw_REG_CTL_DST_TR_WIDTH_16 0x00000002 /* Destination transaction width 16 bit */ -#define dmacHw_REG_CTL_DST_TR_WIDTH_32 0x00000004 /* Destination transaction width 32 bit */ -#define dmacHw_REG_CTL_DST_TR_WIDTH_64 0x00000006 /* Destination transaction width 64 bit */ - -#define dmacHw_REG_CTL_SRC_TR_WIDTH_MASK 0x00000070 /* Source transaction width mask */ -#define dmacHw_REG_CTL_SRC_TR_WIDTH_SHIFT 4 -#define dmacHw_REG_CTL_SRC_TR_WIDTH_8 0x00000000 /* Source transaction width 8 bit */ -#define dmacHw_REG_CTL_SRC_TR_WIDTH_16 0x00000010 /* Source transaction width 16 bit */ -#define dmacHw_REG_CTL_SRC_TR_WIDTH_32 0x00000020 /* Source transaction width 32 bit */ -#define dmacHw_REG_CTL_SRC_TR_WIDTH_64 0x00000030 /* Source transaction width 64 bit */ - -#define dmacHw_REG_CTL_DS_ENABLE 0x00040000 /* Destination scatter enable */ -#define dmacHw_REG_CTL_SG_ENABLE 0x00020000 /* Source gather enable */ - -#define dmacHw_REG_CTL_DINC_MASK 0x00000180 /* Destination address inc/dec mask */ -#define dmacHw_REG_CTL_DINC_INC 0x00000000 /* Destination address increment */ -#define dmacHw_REG_CTL_DINC_DEC 0x00000080 /* Destination address decrement */ -#define dmacHw_REG_CTL_DINC_NC 0x00000100 /* Destination address no change */ - -#define dmacHw_REG_CTL_SINC_MASK 0x00000600 /* Source address inc/dec mask */ -#define dmacHw_REG_CTL_SINC_INC 0x00000000 /* Source address increment */ -#define dmacHw_REG_CTL_SINC_DEC 0x00000200 /* Source address decrement */ -#define dmacHw_REG_CTL_SINC_NC 0x00000400 /* Source address no change */ - -#define dmacHw_REG_CTL_DST_MSIZE_MASK 0x00003800 /* Destination burst transaction length */ -#define dmacHw_REG_CTL_DST_MSIZE_0 0x00000000 /* No Destination burst */ -#define dmacHw_REG_CTL_DST_MSIZE_4 0x00000800 /* Destination burst transaction length 4 */ -#define dmacHw_REG_CTL_DST_MSIZE_8 0x00001000 /* Destination burst transaction length 8 */ -#define dmacHw_REG_CTL_DST_MSIZE_16 0x00001800 /* Destination burst transaction length 16 */ - -#define dmacHw_REG_CTL_SRC_MSIZE_MASK 0x0001C000 /* Source burst transaction length */ -#define dmacHw_REG_CTL_SRC_MSIZE_0 0x00000000 /* No Source burst */ -#define dmacHw_REG_CTL_SRC_MSIZE_4 0x00004000 /* Source burst transaction length 4 */ -#define dmacHw_REG_CTL_SRC_MSIZE_8 0x00008000 /* Source burst transaction length 8 */ -#define dmacHw_REG_CTL_SRC_MSIZE_16 0x0000C000 /* Source burst transaction length 16 */ - -#define dmacHw_REG_CTL_TTFC_MASK 0x00700000 /* Transfer type and flow controller */ -#define dmacHw_REG_CTL_TTFC_MM_DMAC 0x00000000 /* Memory to Memory with DMAC as flow controller */ -#define dmacHw_REG_CTL_TTFC_MP_DMAC 0x00100000 /* Memory to Peripheral with DMAC as flow controller */ -#define dmacHw_REG_CTL_TTFC_PM_DMAC 0x00200000 /* Peripheral to Memory with DMAC as flow controller */ -#define dmacHw_REG_CTL_TTFC_PP_DMAC 0x00300000 /* Peripheral to Peripheral with DMAC as flow controller */ -#define dmacHw_REG_CTL_TTFC_PM_PERI 0x00400000 /* Peripheral to Memory with Peripheral as flow controller */ -#define dmacHw_REG_CTL_TTFC_PP_SPERI 0x00500000 /* Peripheral to Peripheral with Source Peripheral as flow controller */ -#define dmacHw_REG_CTL_TTFC_MP_PERI 0x00600000 /* Memory to Peripheral with Peripheral as flow controller */ -#define dmacHw_REG_CTL_TTFC_PP_DPERI 0x00700000 /* Peripheral to Peripheral with Destination Peripheral as flow controller */ - -#define dmacHw_REG_CTL_DMS_MASK 0x01800000 /* Destination AHB master interface */ -#define dmacHw_REG_CTL_DMS_1 0x00000000 /* Destination AHB master interface 1 */ -#define dmacHw_REG_CTL_DMS_2 0x00800000 /* Destination AHB master interface 2 */ - -#define dmacHw_REG_CTL_SMS_MASK 0x06000000 /* Source AHB master interface */ -#define dmacHw_REG_CTL_SMS_1 0x00000000 /* Source AHB master interface 1 */ -#define dmacHw_REG_CTL_SMS_2 0x02000000 /* Source AHB master interface 2 */ - -#define dmacHw_REG_CTL_LLP_DST_EN 0x08000000 /* Block chaining enable for destination side */ -#define dmacHw_REG_CTL_LLP_SRC_EN 0x10000000 /* Block chaining enable for source side */ - -/* Bit mask for REG_DMACx_CTL_HI */ -#define dmacHw_REG_CTL_BLOCK_TS_MASK 0x00000FFF /* Block transfer size */ -#define dmacHw_REG_CTL_DONE 0x00001000 /* Block trasnfer done */ - -/* Bit mask for REG_DMACx_CFG_LO */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_SHIFT 5 /* Channel priority shift */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_MASK 0x000000E0 /* Channel priority mask */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_0 0x00000000 /* Channel priority 0 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_1 0x00000020 /* Channel priority 1 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_2 0x00000040 /* Channel priority 2 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_3 0x00000060 /* Channel priority 3 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_4 0x00000080 /* Channel priority 4 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_5 0x000000A0 /* Channel priority 5 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_6 0x000000C0 /* Channel priority 6 */ -#define dmacHw_REG_CFG_LO_CH_PRIORITY_7 0x000000E0 /* Channel priority 7 */ - -#define dmacHw_REG_CFG_LO_CH_SUSPEND 0x00000100 /* Channel suspend */ -#define dmacHw_REG_CFG_LO_CH_FIFO_EMPTY 0x00000200 /* Channel FIFO empty */ -#define dmacHw_REG_CFG_LO_DST_CH_SW_HS 0x00000400 /* Destination channel SW handshaking */ -#define dmacHw_REG_CFG_LO_SRC_CH_SW_HS 0x00000800 /* Source channel SW handshaking */ - -#define dmacHw_REG_CFG_LO_CH_LOCK_MASK 0x00003000 /* Channel locking mask */ -#define dmacHw_REG_CFG_LO_CH_LOCK_DMA 0x00000000 /* Channel lock over the entire DMA transfer operation */ -#define dmacHw_REG_CFG_LO_CH_LOCK_BLOCK 0x00001000 /* Channel lock over the block transfer operation */ -#define dmacHw_REG_CFG_LO_CH_LOCK_TRANS 0x00002000 /* Channel lock over the transaction */ -#define dmacHw_REG_CFG_LO_CH_LOCK_ENABLE 0x00010000 /* Channel lock enable */ - -#define dmacHw_REG_CFG_LO_BUS_LOCK_MASK 0x0000C000 /* Bus locking mask */ -#define dmacHw_REG_CFG_LO_BUS_LOCK_DMA 0x00000000 /* Bus lock over the entire DMA transfer operation */ -#define dmacHw_REG_CFG_LO_BUS_LOCK_BLOCK 0x00004000 /* Bus lock over the block transfer operation */ -#define dmacHw_REG_CFG_LO_BUS_LOCK_TRANS 0x00008000 /* Bus lock over the transaction */ -#define dmacHw_REG_CFG_LO_BUS_LOCK_ENABLE 0x00020000 /* Bus lock enable */ - -#define dmacHw_REG_CFG_LO_DST_HS_POLARITY_LOW 0x00040000 /* Destination channel handshaking signal polarity low */ -#define dmacHw_REG_CFG_LO_SRC_HS_POLARITY_LOW 0x00080000 /* Source channel handshaking signal polarity low */ - -#define dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK 0x3FF00000 /* Maximum AMBA burst length */ - -#define dmacHw_REG_CFG_LO_AUTO_RELOAD_SRC 0x40000000 /* Source address auto reload */ -#define dmacHw_REG_CFG_LO_AUTO_RELOAD_DST 0x80000000 /* Destination address auto reload */ - -/* Bit mask for REG_DMACx_CFG_HI */ -#define dmacHw_REG_CFG_HI_FC_DST_READY 0x00000001 /* Source transaction request is serviced when destination is ready */ -#define dmacHw_REG_CFG_HI_FIFO_ENOUGH 0x00000002 /* Initiate burst transaction when enough data in available in FIFO */ - -#define dmacHw_REG_CFG_HI_AHB_HPROT_MASK 0x0000001C /* AHB protection mask */ -#define dmacHw_REG_CFG_HI_AHB_HPROT_1 0x00000004 /* AHB protection 1 */ -#define dmacHw_REG_CFG_HI_AHB_HPROT_2 0x00000008 /* AHB protection 2 */ -#define dmacHw_REG_CFG_HI_AHB_HPROT_3 0x00000010 /* AHB protection 3 */ - -#define dmacHw_REG_CFG_HI_UPDATE_DST_STAT 0x00000020 /* Destination status update enable */ -#define dmacHw_REG_CFG_HI_UPDATE_SRC_STAT 0x00000040 /* Source status update enable */ - -#define dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK 0x00000780 /* Source peripheral hardware interface mask */ -#define dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK 0x00007800 /* Destination peripheral hardware interface mask */ - -/* DMA Configuration Parameters */ -#define dmacHw_REG_COMP_PARAM_NUM_CHANNELS 0x00000700 /* Number of channels */ -#define dmacHw_REG_COMP_PARAM_NUM_INTERFACE 0x00001800 /* Number of master interface */ -#define dmacHw_REG_COMP_PARAM_MAX_BLK_SIZE 0x0000000f /* Maximum brust size */ -#define dmacHw_REG_COMP_PARAM_DATA_WIDTH 0x00006000 /* Data transfer width */ - -/* Define GET/SET macros to program the registers */ -#define dmacHw_SET_SAR(module, channel, addr) (dmacHw_REG_SAR((module), (channel)) = (uint32_t) (addr)) -#define dmacHw_SET_DAR(module, channel, addr) (dmacHw_REG_DAR((module), (channel)) = (uint32_t) (addr)) -#define dmacHw_SET_LLP(module, channel, ptr) (dmacHw_REG_LLP((module), (channel)) = (uint32_t) (ptr)) - -#define dmacHw_GET_SSTAT(module, channel) (dmacHw_REG_SSTAT((module), (channel))) -#define dmacHw_GET_DSTAT(module, channel) (dmacHw_REG_DSTAT((module), (channel))) - -#define dmacHw_SET_SSTATAR(module, channel, addr) (dmacHw_REG_SSTATAR((module), (channel)) = (uint32_t) (addr)) -#define dmacHw_SET_DSTATAR(module, channel, addr) (dmacHw_REG_DSTATAR((module), (channel)) = (uint32_t) (addr)) - -#define dmacHw_SET_CONTROL_LO(module, channel, ctl) (dmacHw_REG_CTL_LO((module), (channel)) |= (ctl)) -#define dmacHw_RESET_CONTROL_LO(module, channel) (dmacHw_REG_CTL_LO((module), (channel)) = 0) -#define dmacHw_GET_CONTROL_LO(module, channel) (dmacHw_REG_CTL_LO((module), (channel))) - -#define dmacHw_SET_CONTROL_HI(module, channel, ctl) (dmacHw_REG_CTL_HI((module), (channel)) |= (ctl)) -#define dmacHw_RESET_CONTROL_HI(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) = 0) -#define dmacHw_GET_CONTROL_HI(module, channel) (dmacHw_REG_CTL_HI((module), (channel))) - -#define dmacHw_GET_BLOCK_SIZE(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) & dmacHw_REG_CTL_BLOCK_TS_MASK) -#define dmacHw_DMA_COMPLETE(module, channel) (dmacHw_REG_CTL_HI((module), (channel)) & dmacHw_REG_CTL_DONE) - -#define dmacHw_SET_CONFIG_LO(module, channel, cfg) (dmacHw_REG_CFG_LO((module), (channel)) |= (cfg)) -#define dmacHw_RESET_CONFIG_LO(module, channel) (dmacHw_REG_CFG_LO((module), (channel)) = 0) -#define dmacHw_GET_CONFIG_LO(module, channel) (dmacHw_REG_CFG_LO((module), (channel))) -#define dmacHw_SET_AMBA_BUSRT_LEN(module, channel, len) (dmacHw_REG_CFG_LO((module), (channel)) = (dmacHw_REG_CFG_LO((module), (channel)) & ~(dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK)) | (((len) << 20) & dmacHw_REG_CFG_LO_MAX_AMBA_BURST_LEN_MASK)) -#define dmacHw_SET_CHANNEL_PRIORITY(module, channel, prio) (dmacHw_REG_CFG_LO((module), (channel)) = (dmacHw_REG_CFG_LO((module), (channel)) & ~(dmacHw_REG_CFG_LO_CH_PRIORITY_MASK)) | (prio)) -#define dmacHw_SET_AHB_HPROT(module, channel, protect) (dmacHw_REG_CFG_HI(module, channel) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_AHB_HPROT_MASK)) | (protect)) - -#define dmacHw_SET_CONFIG_HI(module, channel, cfg) (dmacHw_REG_CFG_HI((module), (channel)) |= (cfg)) -#define dmacHw_RESET_CONFIG_HI(module, channel) (dmacHw_REG_CFG_HI((module), (channel)) = 0) -#define dmacHw_GET_CONFIG_HI(module, channel) (dmacHw_REG_CFG_HI((module), (channel))) -#define dmacHw_SET_SRC_PERI_INTF(module, channel, intf) (dmacHw_REG_CFG_HI((module), (channel)) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK)) | (((intf) << 7) & dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK)) -#define dmacHw_SRC_PERI_INTF(intf) (((intf) << 7) & dmacHw_REG_CFG_HI_SRC_PERI_INTF_MASK) -#define dmacHw_SET_DST_PERI_INTF(module, channel, intf) (dmacHw_REG_CFG_HI((module), (channel)) = (dmacHw_REG_CFG_HI((module), (channel)) & ~(dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK)) | (((intf) << 11) & dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK)) -#define dmacHw_DST_PERI_INTF(intf) (((intf) << 11) & dmacHw_REG_CFG_HI_DST_PERI_INTF_MASK) - -#define dmacHw_DMA_START(module, channel) (dmacHw_REG_MISC_CH_ENABLE((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel))) -#define dmacHw_DMA_STOP(module, channel) (dmacHw_REG_MISC_CH_ENABLE((module)) = (0x00000001 << ((channel) + 8))) -#define dmacHw_DMA_ENABLE(module) (dmacHw_REG_MISC_CFG((module)) = 1) -#define dmacHw_DMA_DISABLE(module) (dmacHw_REG_MISC_CFG((module)) = 0) - -#define dmacHw_TRAN_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_TRAN((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel))) -#define dmacHw_BLOCK_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_BLOCK((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel))) -#define dmacHw_ERROR_INT_ENABLE(module, channel) (dmacHw_REG_INT_MASK_ERROR((module)) = (0x00000001 << ((channel) + 8)) | (0x00000001 << (channel))) - -#define dmacHw_TRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_TRAN((module)) = (0x00000001 << ((channel) + 8))) -#define dmacHw_BLOCK_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_BLOCK((module)) = (0x00000001 << ((channel) + 8))) -#define dmacHw_ERROR_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_ERROR((module)) = (0x00000001 << ((channel) + 8))) -#define dmacHw_STRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_STRAN((module)) = (0x00000001 << ((channel) + 8))) -#define dmacHw_DTRAN_INT_DISABLE(module, channel) (dmacHw_REG_INT_MASK_DTRAN((module)) = (0x00000001 << ((channel) + 8))) - -#define dmacHw_TRAN_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_TRAN((module)) = (0x00000001 << (channel))) -#define dmacHw_BLOCK_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_BLOCK((module)) = (0x00000001 << (channel))) -#define dmacHw_ERROR_INT_CLEAR(module, channel) (dmacHw_REG_INT_CLEAR_ERROR((module)) = (0x00000001 << (channel))) - -#define dmacHw_GET_NUM_CHANNEL(module) (((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_NUM_CHANNELS) >> 8) + 1) -#define dmacHw_GET_NUM_INTERFACE(module) (((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_NUM_INTERFACE) >> 11) + 1) -#define dmacHw_GET_MAX_BLOCK_SIZE(module, channel) ((dmacHw_REG_MISC_COMP_PARAM1_LO((module)) >> (4 * (channel))) & dmacHw_REG_COMP_PARAM_MAX_BLK_SIZE) -#define dmacHw_GET_CHANNEL_DATA_WIDTH(module, channel) ((dmacHw_REG_MISC_COMP_PARAM1_HI((module)) & dmacHw_REG_COMP_PARAM_DATA_WIDTH) >> 13) - -#endif /* _DMACHW_REG_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h b/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h deleted file mode 100644 index cfa91bed9d3..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/hw_cfg.h +++ /dev/null @@ -1,73 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - - -#ifndef CSP_HW_CFG_H -#define CSP_HW_CFG_H - -/* ---- Include Files ---------------------------------------------------- */ - -#include <cfg_global.h> -#include <mach/csp/cap_inline.h> - -#if defined(__KERNEL__) -#include <mach/memory_settings.h> -#else -#include <hw_cfg.h> -#endif - -/* Some items that can be defined externally, but will be set to default values */ -/* if they are not defined. */ -/* HW_CFG_PLL_SPREAD_SPECTRUM_DISABLE Default undefined and SS is enabled. */ -/* HW_CFG_SDRAM_CAS_LATENCY 5 Default 5, Values [3..6] */ -/* HW_CFG_SDRAM_CHIP_SELECT_CNT 1 Default 1, Vaules [1..2] */ -/* HW_CFG_SDRAM_SPEED_GRADE 667 Default 667, Values [400,533,667,800] */ -/* HW_CFG_SDRAM_WIDTH_BITS 16 Default 16, Vaules [8,16] */ -/* HW_CFG_SDRAM_ADDR_BRC Default undefined and Row-Bank-Col (RBC) addressing used. Define to use Bank-Row-Col (BRC). */ -/* HW_CFG_SDRAM_CLK_ASYNC Default undefined and DDR clock is synchronous with AXI BUS clock. Define for ASYNC mode. */ - -#if defined(CFG_GLOBAL_CHIP) - #if (CFG_GLOBAL_CHIP == FPGA11107) - #define HW_CFG_BUS_CLK_HZ 5000000 - #define HW_CFG_DDR_CTLR_CLK_HZ 10000000 - #define HW_CFG_DDR_PHY_OMIT - #define HW_CFG_UART_CLK_HZ 7500000 - #else - #define HW_CFG_PLL_VCO_HZ 2000000000 - #define HW_CFG_PLL2_VCO_HZ 1800000000 - #define HW_CFG_ARM_CLK_HZ CAP_HW_CFG_ARM_CLK_HZ - #define HW_CFG_BUS_CLK_HZ 166666666 - #define HW_CFG_DDR_CTLR_CLK_HZ 333333333 - #define HW_CFG_DDR_PHY_CLK_HZ (2 * HW_CFG_DDR_CTLR_CLK_HZ) - #define HW_CFG_UART_CLK_HZ 142857142 - #define HW_CFG_VPM_CLK_HZ CAP_HW_CFG_VPM_CLK_HZ - #endif -#else - #define HW_CFG_PLL_VCO_HZ 1800000000 - #define HW_CFG_PLL2_VCO_HZ 1800000000 - #define HW_CFG_ARM_CLK_HZ 450000000 - #define HW_CFG_BUS_CLK_HZ 150000000 - #define HW_CFG_DDR_CTLR_CLK_HZ 300000000 - #define HW_CFG_DDR_PHY_CLK_HZ (2 * HW_CFG_DDR_CTLR_CLK_HZ) - #define HW_CFG_UART_CLK_HZ 150000000 - #define HW_CFG_VPM_CLK_HZ 300000000 -#endif - -/* ---- Public Constants and Types --------------------------------------- */ -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - - -#endif /* CSP_HW_CFG_H */ - diff --git a/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h deleted file mode 100644 index 0aeb6a6fe7f..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h +++ /dev/null @@ -1,246 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file intcHw_reg.h -* -* @brief platform specific interrupt controller bit assignments -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef _INTCHW_REG_H -#define _INTCHW_REG_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <csp/stdint.h> -#include <csp/reg.h> -#include <mach/csp/mm_io.h> - -/* ---- Public Constants and Types --------------------------------------- */ - -#define INTCHW_NUM_IRQ_PER_INTC 32 /* Maximum number of interrupt controllers */ -#define INTCHW_NUM_INTC 3 - -/* Defines for interrupt controllers. This simplifies and cleans up the function calls. */ -#define INTCHW_INTC0 ((void *)MM_IO_BASE_INTC0) -#define INTCHW_INTC1 ((void *)MM_IO_BASE_INTC1) -#define INTCHW_SINTC ((void *)MM_IO_BASE_SINTC) - -/* INTC0 - interrupt controller 0 */ -#define INTCHW_INTC0_PIF_BITNUM 31 /* Peripheral interface interrupt */ -#define INTCHW_INTC0_CLCD_BITNUM 30 /* LCD Controller interrupt */ -#define INTCHW_INTC0_GE_BITNUM 29 /* Graphic engine interrupt */ -#define INTCHW_INTC0_APM_BITNUM 28 /* Audio process module interrupt */ -#define INTCHW_INTC0_ESW_BITNUM 27 /* Ethernet switch interrupt */ -#define INTCHW_INTC0_SPIH_BITNUM 26 /* SPI host interrupt */ -#define INTCHW_INTC0_TIMER3_BITNUM 25 /* Timer3 interrupt */ -#define INTCHW_INTC0_TIMER2_BITNUM 24 /* Timer2 interrupt */ -#define INTCHW_INTC0_TIMER1_BITNUM 23 /* Timer1 interrupt */ -#define INTCHW_INTC0_TIMER0_BITNUM 22 /* Timer0 interrupt */ -#define INTCHW_INTC0_SDIOH1_BITNUM 21 /* SDIO1 host interrupt */ -#define INTCHW_INTC0_SDIOH0_BITNUM 20 /* SDIO0 host interrupt */ -#define INTCHW_INTC0_USBD_BITNUM 19 /* USB device interrupt */ -#define INTCHW_INTC0_USBH1_BITNUM 18 /* USB1 host interrupt */ -#define INTCHW_INTC0_USBHD2_BITNUM 17 /* USB host2/device2 interrupt */ -#define INTCHW_INTC0_VPM_BITNUM 16 /* Voice process module interrupt */ -#define INTCHW_INTC0_DMA1C7_BITNUM 15 /* DMA1 channel 7 interrupt */ -#define INTCHW_INTC0_DMA1C6_BITNUM 14 /* DMA1 channel 6 interrupt */ -#define INTCHW_INTC0_DMA1C5_BITNUM 13 /* DMA1 channel 5 interrupt */ -#define INTCHW_INTC0_DMA1C4_BITNUM 12 /* DMA1 channel 4 interrupt */ -#define INTCHW_INTC0_DMA1C3_BITNUM 11 /* DMA1 channel 3 interrupt */ -#define INTCHW_INTC0_DMA1C2_BITNUM 10 /* DMA1 channel 2 interrupt */ -#define INTCHW_INTC0_DMA1C1_BITNUM 9 /* DMA1 channel 1 interrupt */ -#define INTCHW_INTC0_DMA1C0_BITNUM 8 /* DMA1 channel 0 interrupt */ -#define INTCHW_INTC0_DMA0C7_BITNUM 7 /* DMA0 channel 7 interrupt */ -#define INTCHW_INTC0_DMA0C6_BITNUM 6 /* DMA0 channel 6 interrupt */ -#define INTCHW_INTC0_DMA0C5_BITNUM 5 /* DMA0 channel 5 interrupt */ -#define INTCHW_INTC0_DMA0C4_BITNUM 4 /* DMA0 channel 4 interrupt */ -#define INTCHW_INTC0_DMA0C3_BITNUM 3 /* DMA0 channel 3 interrupt */ -#define INTCHW_INTC0_DMA0C2_BITNUM 2 /* DMA0 channel 2 interrupt */ -#define INTCHW_INTC0_DMA0C1_BITNUM 1 /* DMA0 channel 1 interrupt */ -#define INTCHW_INTC0_DMA0C0_BITNUM 0 /* DMA0 channel 0 interrupt */ - -#define INTCHW_INTC0_PIF (1<<INTCHW_INTC0_PIF_BITNUM) -#define INTCHW_INTC0_CLCD (1<<INTCHW_INTC0_CLCD_BITNUM) -#define INTCHW_INTC0_GE (1<<INTCHW_INTC0_GE_BITNUM) -#define INTCHW_INTC0_APM (1<<INTCHW_INTC0_APM_BITNUM) -#define INTCHW_INTC0_ESW (1<<INTCHW_INTC0_ESW_BITNUM) -#define INTCHW_INTC0_SPIH (1<<INTCHW_INTC0_SPIH_BITNUM) -#define INTCHW_INTC0_TIMER3 (1<<INTCHW_INTC0_TIMER3_BITNUM) -#define INTCHW_INTC0_TIMER2 (1<<INTCHW_INTC0_TIMER2_BITNUM) -#define INTCHW_INTC0_TIMER1 (1<<INTCHW_INTC0_TIMER1_BITNUM) -#define INTCHW_INTC0_TIMER0 (1<<INTCHW_INTC0_TIMER0_BITNUM) -#define INTCHW_INTC0_SDIOH1 (1<<INTCHW_INTC0_SDIOH1_BITNUM) -#define INTCHW_INTC0_SDIOH0 (1<<INTCHW_INTC0_SDIOH0_BITNUM) -#define INTCHW_INTC0_USBD (1<<INTCHW_INTC0_USBD_BITNUM) -#define INTCHW_INTC0_USBH1 (1<<INTCHW_INTC0_USBH1_BITNUM) -#define INTCHW_INTC0_USBHD2 (1<<INTCHW_INTC0_USBHD2_BITNUM) -#define INTCHW_INTC0_VPM (1<<INTCHW_INTC0_VPM_BITNUM) -#define INTCHW_INTC0_DMA1C7 (1<<INTCHW_INTC0_DMA1C7_BITNUM) -#define INTCHW_INTC0_DMA1C6 (1<<INTCHW_INTC0_DMA1C6_BITNUM) -#define INTCHW_INTC0_DMA1C5 (1<<INTCHW_INTC0_DMA1C5_BITNUM) -#define INTCHW_INTC0_DMA1C4 (1<<INTCHW_INTC0_DMA1C4_BITNUM) -#define INTCHW_INTC0_DMA1C3 (1<<INTCHW_INTC0_DMA1C3_BITNUM) -#define INTCHW_INTC0_DMA1C2 (1<<INTCHW_INTC0_DMA1C2_BITNUM) -#define INTCHW_INTC0_DMA1C1 (1<<INTCHW_INTC0_DMA1C1_BITNUM) -#define INTCHW_INTC0_DMA1C0 (1<<INTCHW_INTC0_DMA1C0_BITNUM) -#define INTCHW_INTC0_DMA0C7 (1<<INTCHW_INTC0_DMA0C7_BITNUM) -#define INTCHW_INTC0_DMA0C6 (1<<INTCHW_INTC0_DMA0C6_BITNUM) -#define INTCHW_INTC0_DMA0C5 (1<<INTCHW_INTC0_DMA0C5_BITNUM) -#define INTCHW_INTC0_DMA0C4 (1<<INTCHW_INTC0_DMA0C4_BITNUM) -#define INTCHW_INTC0_DMA0C3 (1<<INTCHW_INTC0_DMA0C3_BITNUM) -#define INTCHW_INTC0_DMA0C2 (1<<INTCHW_INTC0_DMA0C2_BITNUM) -#define INTCHW_INTC0_DMA0C1 (1<<INTCHW_INTC0_DMA0C1_BITNUM) -#define INTCHW_INTC0_DMA0C0 (1<<INTCHW_INTC0_DMA0C0_BITNUM) - -/* INTC1 - interrupt controller 1 */ -#define INTCHW_INTC1_DDRVPMP_BITNUM 27 /* DDR and VPM PLL clock phase relationship interrupt (Not for A0) */ -#define INTCHW_INTC1_DDRVPMT_BITNUM 26 /* DDR and VPM HW phase align timeout interrupt (Not for A0) */ -#define INTCHW_INTC1_DDRP_BITNUM 26 /* DDR and PLL clock phase relationship interrupt (For A0 only)) */ -#define INTCHW_INTC1_RTC2_BITNUM 25 /* Real time clock tamper interrupt */ -#define INTCHW_INTC1_VDEC_BITNUM 24 /* Hantro Video Decoder interrupt */ -/* Bits 13-23 are non-secure versions of the corresponding secure bits in SINTC bits 0-10. */ -#define INTCHW_INTC1_SPUM_BITNUM 23 /* Secure process module interrupt */ -#define INTCHW_INTC1_RTC1_BITNUM 22 /* Real time clock one-shot interrupt */ -#define INTCHW_INTC1_RTC0_BITNUM 21 /* Real time clock periodic interrupt */ -#define INTCHW_INTC1_RNG_BITNUM 20 /* Random number generator interrupt */ -#define INTCHW_INTC1_FMPU_BITNUM 19 /* Flash memory parition unit interrupt */ -#define INTCHW_INTC1_VMPU_BITNUM 18 /* VRAM memory partition interrupt */ -#define INTCHW_INTC1_DMPU_BITNUM 17 /* DDR2 memory partition interrupt */ -#define INTCHW_INTC1_KEYC_BITNUM 16 /* Key pad controller interrupt */ -#define INTCHW_INTC1_TSC_BITNUM 15 /* Touch screen controller interrupt */ -#define INTCHW_INTC1_UART0_BITNUM 14 /* UART 0 */ -#define INTCHW_INTC1_WDOG_BITNUM 13 /* Watchdog timer interrupt */ - -#define INTCHW_INTC1_UART1_BITNUM 12 /* UART 1 */ -#define INTCHW_INTC1_PMUIRQ_BITNUM 11 /* ARM performance monitor interrupt */ -#define INTCHW_INTC1_COMMRX_BITNUM 10 /* ARM DDC receive interrupt */ -#define INTCHW_INTC1_COMMTX_BITNUM 9 /* ARM DDC transmit interrupt */ -#define INTCHW_INTC1_FLASHC_BITNUM 8 /* Flash controller interrupt */ -#define INTCHW_INTC1_GPHY_BITNUM 7 /* Gigabit Phy interrupt */ -#define INTCHW_INTC1_SPIS_BITNUM 6 /* SPI slave interrupt */ -#define INTCHW_INTC1_I2CS_BITNUM 5 /* I2C slave interrupt */ -#define INTCHW_INTC1_I2CH_BITNUM 4 /* I2C host interrupt */ -#define INTCHW_INTC1_I2S1_BITNUM 3 /* I2S1 interrupt */ -#define INTCHW_INTC1_I2S0_BITNUM 2 /* I2S0 interrupt */ -#define INTCHW_INTC1_GPIO1_BITNUM 1 /* GPIO bit 64//32 combined interrupt */ -#define INTCHW_INTC1_GPIO0_BITNUM 0 /* GPIO bit 31//0 combined interrupt */ - -#define INTCHW_INTC1_DDRVPMT (1<<INTCHW_INTC1_DDRVPMT_BITNUM) -#define INTCHW_INTC1_DDRVPMP (1<<INTCHW_INTC1_DDRVPMP_BITNUM) -#define INTCHW_INTC1_DDRP (1<<INTCHW_INTC1_DDRP_BITNUM) -#define INTCHW_INTC1_VDEC (1<<INTCHW_INTC1_VDEC_BITNUM) -#define INTCHW_INTC1_SPUM (1<<INTCHW_INTC1_SPUM_BITNUM) -#define INTCHW_INTC1_RTC2 (1<<INTCHW_INTC1_RTC2_BITNUM) -#define INTCHW_INTC1_RTC1 (1<<INTCHW_INTC1_RTC1_BITNUM) -#define INTCHW_INTC1_RTC0 (1<<INTCHW_INTC1_RTC0_BITNUM) -#define INTCHW_INTC1_RNG (1<<INTCHW_INTC1_RNG_BITNUM) -#define INTCHW_INTC1_FMPU (1<<INTCHW_INTC1_FMPU_BITNUM) -#define INTCHW_INTC1_IMPU (1<<INTCHW_INTC1_IMPU_BITNUM) -#define INTCHW_INTC1_DMPU (1<<INTCHW_INTC1_DMPU_BITNUM) -#define INTCHW_INTC1_KEYC (1<<INTCHW_INTC1_KEYC_BITNUM) -#define INTCHW_INTC1_TSC (1<<INTCHW_INTC1_TSC_BITNUM) -#define INTCHW_INTC1_UART0 (1<<INTCHW_INTC1_UART0_BITNUM) -#define INTCHW_INTC1_WDOG (1<<INTCHW_INTC1_WDOG_BITNUM) -#define INTCHW_INTC1_UART1 (1<<INTCHW_INTC1_UART1_BITNUM) -#define INTCHW_INTC1_PMUIRQ (1<<INTCHW_INTC1_PMUIRQ_BITNUM) -#define INTCHW_INTC1_COMMRX (1<<INTCHW_INTC1_COMMRX_BITNUM) -#define INTCHW_INTC1_COMMTX (1<<INTCHW_INTC1_COMMTX_BITNUM) -#define INTCHW_INTC1_FLASHC (1<<INTCHW_INTC1_FLASHC_BITNUM) -#define INTCHW_INTC1_GPHY (1<<INTCHW_INTC1_GPHY_BITNUM) -#define INTCHW_INTC1_SPIS (1<<INTCHW_INTC1_SPIS_BITNUM) -#define INTCHW_INTC1_I2CS (1<<INTCHW_INTC1_I2CS_BITNUM) -#define INTCHW_INTC1_I2CH (1<<INTCHW_INTC1_I2CH_BITNUM) -#define INTCHW_INTC1_I2S1 (1<<INTCHW_INTC1_I2S1_BITNUM) -#define INTCHW_INTC1_I2S0 (1<<INTCHW_INTC1_I2S0_BITNUM) -#define INTCHW_INTC1_GPIO1 (1<<INTCHW_INTC1_GPIO1_BITNUM) -#define INTCHW_INTC1_GPIO0 (1<<INTCHW_INTC1_GPIO0_BITNUM) - -/* SINTC secure int controller */ -#define INTCHW_SINTC_RTC2_BITNUM 15 /* Real time clock tamper interrupt */ -#define INTCHW_SINTC_TIMER3_BITNUM 14 /* Secure timer3 interrupt */ -#define INTCHW_SINTC_TIMER2_BITNUM 13 /* Secure timer2 interrupt */ -#define INTCHW_SINTC_TIMER1_BITNUM 12 /* Secure timer1 interrupt */ -#define INTCHW_SINTC_TIMER0_BITNUM 11 /* Secure timer0 interrupt */ -#define INTCHW_SINTC_SPUM_BITNUM 10 /* Secure process module interrupt */ -#define INTCHW_SINTC_RTC1_BITNUM 9 /* Real time clock one-shot interrupt */ -#define INTCHW_SINTC_RTC0_BITNUM 8 /* Real time clock periodic interrupt */ -#define INTCHW_SINTC_RNG_BITNUM 7 /* Random number generator interrupt */ -#define INTCHW_SINTC_FMPU_BITNUM 6 /* Flash memory parition unit interrupt */ -#define INTCHW_SINTC_VMPU_BITNUM 5 /* VRAM memory partition interrupt */ -#define INTCHW_SINTC_DMPU_BITNUM 4 /* DDR2 memory partition interrupt */ -#define INTCHW_SINTC_KEYC_BITNUM 3 /* Key pad controller interrupt */ -#define INTCHW_SINTC_TSC_BITNUM 2 /* Touch screen controller interrupt */ -#define INTCHW_SINTC_UART0_BITNUM 1 /* UART0 interrupt */ -#define INTCHW_SINTC_WDOG_BITNUM 0 /* Watchdog timer interrupt */ - -#define INTCHW_SINTC_TIMER3 (1<<INTCHW_SINTC_TIMER3_BITNUM) -#define INTCHW_SINTC_TIMER2 (1<<INTCHW_SINTC_TIMER2_BITNUM) -#define INTCHW_SINTC_TIMER1 (1<<INTCHW_SINTC_TIMER1_BITNUM) -#define INTCHW_SINTC_TIMER0 (1<<INTCHW_SINTC_TIMER0_BITNUM) -#define INTCHW_SINTC_SPUM (1<<INTCHW_SINTC_SPUM_BITNUM) -#define INTCHW_SINTC_RTC2 (1<<INTCHW_SINTC_RTC2_BITNUM) -#define INTCHW_SINTC_RTC1 (1<<INTCHW_SINTC_RTC1_BITNUM) -#define INTCHW_SINTC_RTC0 (1<<INTCHW_SINTC_RTC0_BITNUM) -#define INTCHW_SINTC_RNG (1<<INTCHW_SINTC_RNG_BITNUM) -#define INTCHW_SINTC_FMPU (1<<INTCHW_SINTC_FMPU_BITNUM) -#define INTCHW_SINTC_IMPU (1<<INTCHW_SINTC_IMPU_BITNUM) -#define INTCHW_SINTC_DMPU (1<<INTCHW_SINTC_DMPU_BITNUM) -#define INTCHW_SINTC_KEYC (1<<INTCHW_SINTC_KEYC_BITNUM) -#define INTCHW_SINTC_TSC (1<<INTCHW_SINTC_TSC_BITNUM) -#define INTCHW_SINTC_UART0 (1<<INTCHW_SINTC_UART0_BITNUM) -#define INTCHW_SINTC_WDOG (1<<INTCHW_SINTC_WDOG_BITNUM) - -/* PL192 Vectored Interrupt Controller (VIC) layout */ -#define INTCHW_IRQSTATUS 0x00 /* IRQ status register */ -#define INTCHW_FIQSTATUS 0x04 /* FIQ status register */ -#define INTCHW_RAWINTR 0x08 /* Raw Interrupt Status register */ -#define INTCHW_INTSELECT 0x0c /* Interrupt Select Register */ -#define INTCHW_INTENABLE 0x10 /* Interrupt Enable Register */ -#define INTCHW_INTENCLEAR 0x14 /* Interrupt Enable Clear Register */ -#define INTCHW_SOFTINT 0x18 /* Soft Interrupt Register */ -#define INTCHW_SOFTINTCLEAR 0x1c /* Soft Interrupt Clear Register */ -#define INTCHW_PROTECTION 0x20 /* Protection Enable Register */ -#define INTCHW_SWPRIOMASK 0x24 /* Software Priority Mask Register */ -#define INTCHW_PRIODAISY 0x28 /* Priority Daisy Chain Register */ -#define INTCHW_VECTADDR0 0x100 /* Vector Address Registers */ -#define INTCHW_VECTPRIO0 0x200 /* Vector Priority Registers 0-31 */ -#define INTCHW_ADDRESS 0xf00 /* Vector Address Register 0-31 */ -#define INTCHW_PID 0xfe0 /* Peripheral ID Register 0-3 */ -#define INTCHW_PCELLID 0xff0 /* PrimeCell ID Register 0-3 */ - -/* Example Usage: intcHw_irq_enable(INTCHW_INTC0, INTCHW_INTC0_TIMER0); */ -/* intcHw_irq_clear(INTCHW_INTC0, INTCHW_INTC0_TIMER0); */ -/* uint32_t bits = intcHw_irq_status(INTCHW_INTC0); */ -/* uint32_t bits = intcHw_irq_raw_status(INTCHW_INTC0); */ - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ -/* Clear one or more IRQ interrupts. */ -static inline void intcHw_irq_disable(void *basep, uint32_t mask) -{ - __REG32(basep + INTCHW_INTENCLEAR) = mask; -} - -/* Enables one or more IRQ interrupts. */ -static inline void intcHw_irq_enable(void *basep, uint32_t mask) -{ - __REG32(basep + INTCHW_INTENABLE) = mask; -} - -#endif /* _INTCHW_REG_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h b/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h deleted file mode 100644 index ad58cf87337..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/mm_addr.h +++ /dev/null @@ -1,101 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file mm_addr.h -* -* @brief Memory Map address definitions -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef _MM_ADDR_H -#define _MM_ADDR_H - -/* ---- Include Files ---------------------------------------------------- */ - -#if !defined(CSP_SIMULATION) -#include <cfg_global.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ - -/* Memory Map address definitions */ - -#define MM_ADDR_DDR 0x00000000 - -#define MM_ADDR_IO_VPM_EXTMEM_RSVD 0x0F000000 /* 16 MB - Reserved external memory for VPM use */ - -#define MM_ADDR_IO_FLASHC 0x20000000 -#define MM_ADDR_IO_BROM 0x30000000 -#define MM_ADDR_IO_ARAM 0x30100000 /* 64 KB - extra cycle latency - WS switch */ -#define MM_ADDR_IO_DMA0 0x30200000 -#define MM_ADDR_IO_DMA1 0x30300000 -#define MM_ADDR_IO_ESW 0x30400000 -#define MM_ADDR_IO_CLCD 0x30500000 -#define MM_ADDR_IO_PIF 0x30580000 -#define MM_ADDR_IO_APM 0x30600000 -#define MM_ADDR_IO_SPUM 0x30700000 -#define MM_ADDR_IO_VPM_PROG 0x30800000 -#define MM_ADDR_IO_VPM_DATA 0x30A00000 -#define MM_ADDR_IO_VRAM 0x40000000 /* 64 KB - security block in front of it */ -#define MM_ADDR_IO_CHIPC 0x80000000 -#define MM_ADDR_IO_UMI 0x80001000 -#define MM_ADDR_IO_NAND 0x80001800 -#define MM_ADDR_IO_LEDM 0x80002000 -#define MM_ADDR_IO_PWM 0x80002040 -#define MM_ADDR_IO_VINTC 0x80003000 -#define MM_ADDR_IO_GPIO0 0x80004000 -#define MM_ADDR_IO_GPIO1 0x80004800 -#define MM_ADDR_IO_I2CS 0x80005000 -#define MM_ADDR_IO_SPIS 0x80006000 -#define MM_ADDR_IO_HPM 0x80007400 -#define MM_ADDR_IO_HPM_REMAP 0x80007800 -#define MM_ADDR_IO_TZPC 0x80008000 -#define MM_ADDR_IO_MPU 0x80009000 -#define MM_ADDR_IO_SPUMP 0x8000a000 -#define MM_ADDR_IO_PKA 0x8000b000 -#define MM_ADDR_IO_RNG 0x8000c000 -#define MM_ADDR_IO_KEYC 0x8000d000 -#define MM_ADDR_IO_BBL 0x8000e000 -#define MM_ADDR_IO_OTP 0x8000f000 -#define MM_ADDR_IO_I2S0 0x80010000 -#define MM_ADDR_IO_I2S1 0x80011000 -#define MM_ADDR_IO_UARTA 0x80012000 -#define MM_ADDR_IO_UARTB 0x80013000 -#define MM_ADDR_IO_I2CH 0x80014020 -#define MM_ADDR_IO_SPIH 0x80015000 -#define MM_ADDR_IO_TSC 0x80016000 -#define MM_ADDR_IO_TMR 0x80017000 -#define MM_ADDR_IO_WATCHDOG 0x80017800 -#define MM_ADDR_IO_ETM 0x80018000 -#define MM_ADDR_IO_DDRC 0x80019000 -#define MM_ADDR_IO_SINTC 0x80100000 -#define MM_ADDR_IO_INTC0 0x80200000 -#define MM_ADDR_IO_INTC1 0x80201000 -#define MM_ADDR_IO_GE 0x80300000 -#define MM_ADDR_IO_USB_CTLR0 0x80400000 -#define MM_ADDR_IO_USB_CTLR1 0x80410000 -#define MM_ADDR_IO_USB_PHY 0x80420000 -#define MM_ADDR_IO_SDIOH0 0x80500000 -#define MM_ADDR_IO_SDIOH1 0x80600000 -#define MM_ADDR_IO_VDEC 0x80700000 - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -#endif /* _MM_ADDR_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/mm_io.h b/arch/arm/mach-bcmring/include/mach/csp/mm_io.h deleted file mode 100644 index de92ec6a01a..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/mm_io.h +++ /dev/null @@ -1,147 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file mm_io.h -* -* @brief Memory Map I/O definitions -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef _MM_IO_H -#define _MM_IO_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <mach/csp/mm_addr.h> - -#if !defined(CSP_SIMULATION) -#include <cfg_global.h> -#endif - -/* ---- Public Constants and Types --------------------------------------- */ - -#if defined(CONFIG_MMU) - -/* This macro is referenced in <mach/io.h> - * Phys to Virtual 0xNyxxxxxx => 0xFNxxxxxx - * This macro is referenced in <asm/arch/io.h> - * - * Assume VPM address is the last x MB of memory. For VPM, map to - * 0xf0000000 and up. - */ - -#ifndef MM_IO_PHYS_TO_VIRT -#ifdef __ASSEMBLY__ -#define MM_IO_PHYS_TO_VIRT(phys) (0xF0000000 | (((phys) >> 4) & 0x0F000000) | ((phys) & 0xFFFFFF)) -#else -#define MM_IO_PHYS_TO_VIRT(phys) (((phys) == MM_ADDR_IO_VPM_EXTMEM_RSVD) ? 0xF0000000 : \ - (0xF0000000 | (((phys) >> 4) & 0x0F000000) | ((phys) & 0xFFFFFF))) -#endif -#endif - -/* Virtual to Physical 0xFNxxxxxx => 0xN0xxxxxx */ - -#ifndef MM_IO_VIRT_TO_PHYS -#ifdef __ASSEMBLY__ -#define MM_IO_VIRT_TO_PHYS(virt) ((((virt) & 0x0F000000) << 4) | ((virt) & 0xFFFFFF)) -#else -#define MM_IO_VIRT_TO_PHYS(virt) (((virt) == 0xF0000000) ? MM_ADDR_IO_VPM_EXTMEM_RSVD : \ - ((((virt) & 0x0F000000) << 4) | ((virt) & 0xFFFFFF))) -#endif -#endif - -#else - -#ifndef MM_IO_PHYS_TO_VIRT -#define MM_IO_PHYS_TO_VIRT(phys) (phys) -#endif - -#ifndef MM_IO_VIRT_TO_PHYS -#define MM_IO_VIRT_TO_PHYS(virt) (virt) -#endif - -#endif - -/* Registers in 0xExxxxxxx that should be moved to 0xFxxxxxxx */ -#define MM_IO_BASE_FLASHC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_FLASHC) -#define MM_IO_BASE_NAND MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_NAND) -#define MM_IO_BASE_UMI MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UMI) - -#define MM_IO_START MM_ADDR_IO_FLASHC /* Physical beginning of IO mapped memory */ -#define MM_IO_BASE MM_IO_BASE_FLASHC /* Virtual beginning of IO mapped memory */ - -#define MM_IO_BASE_BROM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_BROM) -#define MM_IO_BASE_ARAM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ARAM) -#define MM_IO_BASE_DMA0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DMA0) -#define MM_IO_BASE_DMA1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DMA1) -#define MM_IO_BASE_ESW MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ESW) -#define MM_IO_BASE_CLCD MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_CLCD) -#define MM_IO_BASE_PIF MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PIF) -#define MM_IO_BASE_APM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_APM) -#define MM_IO_BASE_SPUM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPUM) -#define MM_IO_BASE_VPM_PROG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_PROG) -#define MM_IO_BASE_VPM_DATA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_DATA) - -#define MM_IO_BASE_VRAM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VRAM) - -#define MM_IO_BASE_CHIPC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_CHIPC) -#define MM_IO_BASE_DDRC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_DDRC) -#define MM_IO_BASE_LEDM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_LEDM) -#define MM_IO_BASE_PWM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PWM) -#define MM_IO_BASE_VINTC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VINTC) -#define MM_IO_BASE_GPIO0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GPIO0) -#define MM_IO_BASE_GPIO1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GPIO1) -#define MM_IO_BASE_TMR MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TMR) -#define MM_IO_BASE_WATCHDOG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_WATCHDOG) -#define MM_IO_BASE_ETM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_ETM) -#define MM_IO_BASE_HPM MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_HPM) -#define MM_IO_BASE_HPM_REMAP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_HPM_REMAP) -#define MM_IO_BASE_TZPC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TZPC) -#define MM_IO_BASE_MPU MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_MPU) -#define MM_IO_BASE_SPUMP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPUMP) -#define MM_IO_BASE_PKA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_PKA) -#define MM_IO_BASE_RNG MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_RNG) -#define MM_IO_BASE_KEYC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_KEYC) -#define MM_IO_BASE_BBL MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_BBL) -#define MM_IO_BASE_OTP MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_OTP) -#define MM_IO_BASE_I2S0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2S0) -#define MM_IO_BASE_I2S1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2S1) -#define MM_IO_BASE_UARTA MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UARTA) -#define MM_IO_BASE_UARTB MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_UARTB) -#define MM_IO_BASE_I2CH MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2CH) -#define MM_IO_BASE_SPIH MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPIH) -#define MM_IO_BASE_TSC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_TSC) -#define MM_IO_BASE_I2CS MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_I2CS) -#define MM_IO_BASE_SPIS MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SPIS) -#define MM_IO_BASE_SINTC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SINTC) -#define MM_IO_BASE_INTC0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_INTC0) -#define MM_IO_BASE_INTC1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_INTC1) -#define MM_IO_BASE_GE MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_GE) -#define MM_IO_BASE_USB_CTLR0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_CTLR0) -#define MM_IO_BASE_USB_CTLR1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_CTLR1) -#define MM_IO_BASE_USB_PHY MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_USB_PHY) -#define MM_IO_BASE_SDIOH0 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SDIOH0) -#define MM_IO_BASE_SDIOH1 MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_SDIOH1) -#define MM_IO_BASE_VDEC MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VDEC) - -#define MM_IO_BASE_VPM_EXTMEM_RSVD MM_IO_PHYS_TO_VIRT(MM_ADDR_IO_VPM_EXTMEM_RSVD) - -/* ---- Public Variable Externs ------------------------------------------ */ -/* ---- Public Function Prototypes --------------------------------------- */ - -#endif /* _MM_IO_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h b/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h deleted file mode 100644 index d15f5f3ec2d..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/secHw_def.h +++ /dev/null @@ -1,100 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file secHw_def.h -* -* @brief Definitions for configuring/testing secure blocks -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef SECHW_DEF_H -#define SECHW_DEF_H - -#include <mach/csp/mm_io.h> - -/* Bit mask for various secure device */ -#define secHw_BLK_MASK_CHIP_CONTROL 0x00000001 -#define secHw_BLK_MASK_KEY_SCAN 0x00000002 -#define secHw_BLK_MASK_TOUCH_SCREEN 0x00000004 -#define secHw_BLK_MASK_UART0 0x00000008 -#define secHw_BLK_MASK_UART1 0x00000010 -#define secHw_BLK_MASK_WATCHDOG 0x00000020 -#define secHw_BLK_MASK_SPUM 0x00000040 -#define secHw_BLK_MASK_DDR2 0x00000080 -#define secHw_BLK_MASK_EXT_MEM 0x00000100 -#define secHw_BLK_MASK_ESW 0x00000200 -#define secHw_BLK_MASK_SPU 0x00010000 -#define secHw_BLK_MASK_PKA 0x00020000 -#define secHw_BLK_MASK_RNG 0x00040000 -#define secHw_BLK_MASK_RTC 0x00080000 -#define secHw_BLK_MASK_OTP 0x00100000 -#define secHw_BLK_MASK_BOOT 0x00200000 -#define secHw_BLK_MASK_MPU 0x00400000 -#define secHw_BLK_MASK_TZCTRL 0x00800000 -#define secHw_BLK_MASK_INTR 0x01000000 - -/* Trustzone register set */ -typedef struct { - volatile uint32_t status; /* read only - reflects status of writes of 2 write registers */ - volatile uint32_t setUnsecure; /* write only. reads back as 0 */ - volatile uint32_t setSecure; /* write only. reads back as 0 */ -} secHw_TZREG_t; - -/* There are 2 register sets. The first is for the lower 16 bits, the 2nd */ -/* is for the higher 16 bits. */ - -typedef enum { - secHw_IDX_LS = 0, - secHw_IDX_MS = 1, - secHw_IDX_NUM -} secHw_IDX_e; - -typedef struct { - volatile secHw_TZREG_t reg[secHw_IDX_NUM]; -} secHw_REGS_t; - -/****************************************************************************/ -/** -* @brief Configures a device as a secure device -* -*/ -/****************************************************************************/ -static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Configures a device as a non-secure device -* -*/ -/****************************************************************************/ -static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ - ); - -/****************************************************************************/ -/** -* @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure -* -*/ -/****************************************************************************/ -static inline uint32_t secHw_getStatus(void); - -#include <mach/csp/secHw_inline.h> - -#endif /* SECHW_DEF_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h b/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h deleted file mode 100644 index 9cd6a032ab7..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/secHw_inline.h +++ /dev/null @@ -1,79 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file secHw_inline.h -* -* @brief Definitions for configuring/testing secure blocks -* -* @note -* None -*/ -/****************************************************************************/ - -#ifndef SECHW_INLINE_H -#define SECHW_INLINE_H - -/****************************************************************************/ -/** -* @brief Configures a device as a secure device -* -*/ -/****************************************************************************/ -static inline void secHw_setSecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ - ) { - secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC; - - if (mask & 0x0000FFFF) { - regp->reg[secHw_IDX_LS].setSecure = mask & 0x0000FFFF; - } - - if (mask & 0xFFFF0000) { - regp->reg[secHw_IDX_MS].setSecure = mask >> 16; - } -} - -/****************************************************************************/ -/** -* @brief Configures a device as a non-secure device -* -*/ -/****************************************************************************/ -static inline void secHw_setUnsecure(uint32_t mask /* mask of type secHw_BLK_MASK_XXXXXX */ - ) { - secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC; - - if (mask & 0x0000FFFF) { - regp->reg[secHw_IDX_LS].setUnsecure = mask & 0x0000FFFF; - } - if (mask & 0xFFFF0000) { - regp->reg[secHw_IDX_MS].setUnsecure = mask >> 16; - } -} - -/****************************************************************************/ -/** -* @brief Get the trustzone status for all components. 1 = non-secure, 0 = secure -* -*/ -/****************************************************************************/ -static inline uint32_t secHw_getStatus(void) -{ - secHw_REGS_t *regp = (secHw_REGS_t *) MM_IO_BASE_TZPC; - - return (regp->reg[1].status << 16) + regp->reg[0].status; -} - -#endif /* SECHW_INLINE_H */ diff --git a/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h deleted file mode 100644 index 3080ac7239a..00000000000 --- a/arch/arm/mach-bcmring/include/mach/csp/tmrHw_reg.h +++ /dev/null @@ -1,82 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file tmrHw_reg.h -* -* @brief Definitions for low level Timer registers -* -*/ -/****************************************************************************/ -#ifndef _TMRHW_REG_H -#define _TMRHW_REG_H - -#include <mach/csp/mm_io.h> -#include <mach/csp/hw_cfg.h> -/* Base address */ -#define tmrHw_MODULE_BASE_ADDR MM_IO_BASE_TMR - -/* -This platform has four different timers running at different clock speed - -Timer one (Timer ID 0) runs at 25 MHz -Timer two (Timer ID 1) runs at 25 MHz -Timer three (Timer ID 2) runs at 150 MHz -Timer four (Timer ID 3) runs at 150 MHz -*/ -#define tmrHw_LOW_FREQUENCY_MHZ 25 /* Always 25MHz from XTAL */ -#define tmrHw_LOW_FREQUENCY_HZ 25000000 - -#if defined(CFG_GLOBAL_CHIP) && (CFG_GLOBAL_CHIP == FPGA11107) -#define tmrHw_HIGH_FREQUENCY_MHZ 150 /* Always 150MHz for FPGA */ -#define tmrHw_HIGH_FREQUENCY_HZ 150000000 -#else -#define tmrHw_HIGH_FREQUENCY_HZ HW_CFG_BUS_CLK_HZ -#define tmrHw_HIGH_FREQUENCY_MHZ (HW_CFG_BUS_CLK_HZ / 1000000) -#endif - -#define tmrHw_LOW_RESOLUTION_CLOCK tmrHw_LOW_FREQUENCY_HZ -#define tmrHw_HIGH_RESOLUTION_CLOCK tmrHw_HIGH_FREQUENCY_HZ -#define tmrHw_MAX_COUNT (0xFFFFFFFF) /* maximum number of count a timer can count */ -#define tmrHw_TIMER_NUM_COUNT (4) /* Number of timer module supported */ - -typedef struct { - uint32_t LoadValue; /* Load value for timer */ - uint32_t CurrentValue; /* Current value for timer */ - uint32_t Control; /* Control register */ - uint32_t InterruptClear; /* Interrupt clear register */ - uint32_t RawInterruptStatus; /* Raw interrupt status */ - uint32_t InterruptStatus; /* Masked interrupt status */ - uint32_t BackgroundLoad; /* Background load value */ - uint32_t padding; /* Padding register */ -} tmrHw_REG_t; - -/* Control bot masks */ -#define tmrHw_CONTROL_TIMER_ENABLE 0x00000080 -#define tmrHw_CONTROL_PERIODIC 0x00000040 -#define tmrHw_CONTROL_INTERRUPT_ENABLE 0x00000020 -#define tmrHw_CONTROL_PRESCALE_MASK 0x0000000C -#define tmrHw_CONTROL_PRESCALE_1 0x00000000 -#define tmrHw_CONTROL_PRESCALE_16 0x00000004 -#define tmrHw_CONTROL_PRESCALE_256 0x00000008 -#define tmrHw_CONTROL_32BIT 0x00000002 -#define tmrHw_CONTROL_ONESHOT 0x00000001 -#define tmrHw_CONTROL_FREE_RUNNING 0x00000000 - -#define tmrHw_CONTROL_MODE_MASK (tmrHw_CONTROL_PERIODIC | tmrHw_CONTROL_ONESHOT) - -#define pTmrHw ((volatile tmrHw_REG_t *)tmrHw_MODULE_BASE_ADDR) - -#endif /* _TMRHW_REG_H */ diff --git a/arch/arm/mach-bcmring/include/mach/dma.h b/arch/arm/mach-bcmring/include/mach/dma.h deleted file mode 100644 index 72543781207..00000000000 --- a/arch/arm/mach-bcmring/include/mach/dma.h +++ /dev/null @@ -1,630 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/****************************************************************************/ -/** -* @file dma.h -* -* @brief API definitions for the linux DMA interface. -*/ -/****************************************************************************/ - -#if !defined(ASM_ARM_ARCH_BCMRING_DMA_H) -#define ASM_ARM_ARCH_BCMRING_DMA_H - -/* ---- Include Files ---------------------------------------------------- */ - -#include <linux/kernel.h> -#include <linux/semaphore.h> -#include <csp/dmacHw.h> -#include <mach/timer.h> - -/* ---- Constants and Types ---------------------------------------------- */ - -/* If DMA_DEBUG_TRACK_RESERVATION is set to a non-zero value, then the filename */ -/* and line number of the reservation request will be recorded in the channel table */ - -#define DMA_DEBUG_TRACK_RESERVATION 1 - -#define DMA_NUM_CONTROLLERS 2 -#define DMA_NUM_CHANNELS 8 /* per controller */ - -typedef enum { - DMA_DEVICE_MEM_TO_MEM, /* For memory to memory transfers */ - DMA_DEVICE_I2S0_DEV_TO_MEM, - DMA_DEVICE_I2S0_MEM_TO_DEV, - DMA_DEVICE_I2S1_DEV_TO_MEM, - DMA_DEVICE_I2S1_MEM_TO_DEV, - DMA_DEVICE_APM_CODEC_A_DEV_TO_MEM, - DMA_DEVICE_APM_CODEC_A_MEM_TO_DEV, - DMA_DEVICE_APM_CODEC_B_DEV_TO_MEM, - DMA_DEVICE_APM_CODEC_B_MEM_TO_DEV, - DMA_DEVICE_APM_CODEC_C_DEV_TO_MEM, /* Additional mic input for beam-forming */ - DMA_DEVICE_APM_PCM0_DEV_TO_MEM, - DMA_DEVICE_APM_PCM0_MEM_TO_DEV, - DMA_DEVICE_APM_PCM1_DEV_TO_MEM, - DMA_DEVICE_APM_PCM1_MEM_TO_DEV, - DMA_DEVICE_SPUM_DEV_TO_MEM, - DMA_DEVICE_SPUM_MEM_TO_DEV, - DMA_DEVICE_SPIH_DEV_TO_MEM, - DMA_DEVICE_SPIH_MEM_TO_DEV, - DMA_DEVICE_UART_A_DEV_TO_MEM, - DMA_DEVICE_UART_A_MEM_TO_DEV, - DMA_DEVICE_UART_B_DEV_TO_MEM, - DMA_DEVICE_UART_B_MEM_TO_DEV, - DMA_DEVICE_PIF_MEM_TO_DEV, - DMA_DEVICE_PIF_DEV_TO_MEM, - DMA_DEVICE_ESW_DEV_TO_MEM, - DMA_DEVICE_ESW_MEM_TO_DEV, - DMA_DEVICE_VPM_MEM_TO_MEM, - DMA_DEVICE_CLCD_MEM_TO_MEM, - DMA_DEVICE_NAND_MEM_TO_MEM, - DMA_DEVICE_MEM_TO_VRAM, - DMA_DEVICE_VRAM_TO_MEM, - - /* Add new entries before this line. */ - - DMA_NUM_DEVICE_ENTRIES, - DMA_DEVICE_NONE = 0xff, /* Special value to indicate that no device is currently assigned. */ - -} DMA_Device_t; - -/**************************************************************************** -* -* The DMA_Handle_t is the primary object used by callers of the API. -* -*****************************************************************************/ - -#define DMA_INVALID_HANDLE ((DMA_Handle_t) -1) - -typedef int DMA_Handle_t; - -/**************************************************************************** -* -* The DMA_DescriptorRing_t contains a ring of descriptors which is used -* to point to regions of memory. -* -*****************************************************************************/ - -typedef struct { - void *virtAddr; /* Virtual Address of the descriptor ring */ - dma_addr_t physAddr; /* Physical address of the descriptor ring */ - int descriptorsAllocated; /* Number of descriptors allocated in the descriptor ring */ - size_t bytesAllocated; /* Number of bytes allocated in the descriptor ring */ - -} DMA_DescriptorRing_t; - -/**************************************************************************** -* -* The DMA_DeviceAttribute_t contains information which describes a -* particular DMA device (or peripheral). -* -* It is anticipated that the arrary of DMA_DeviceAttribute_t's will be -* statically initialized. -* -*****************************************************************************/ - -/* The device handler is called whenever a DMA operation completes. The reaon */ -/* for it to be called will be a bitmask with one or more of the following bits */ -/* set. */ - -#define DMA_HANDLER_REASON_BLOCK_COMPLETE dmacHw_INTERRUPT_STATUS_BLOCK -#define DMA_HANDLER_REASON_TRANSFER_COMPLETE dmacHw_INTERRUPT_STATUS_TRANS -#define DMA_HANDLER_REASON_ERROR dmacHw_INTERRUPT_STATUS_ERROR - -typedef void (*DMA_DeviceHandler_t) (DMA_Device_t dev, int reason, - void *userData); - -#define DMA_DEVICE_FLAG_ON_DMA0 0x00000001 -#define DMA_DEVICE_FLAG_ON_DMA1 0x00000002 -#define DMA_DEVICE_FLAG_PORT_PER_DMAC 0x00000004 /* If set, it means that the port used on DMAC0 is different from the port used on DMAC1 */ -#define DMA_DEVICE_FLAG_ALLOC_DMA1_FIRST 0x00000008 /* If set, allocate from DMA1 before allocating from DMA0 */ -#define DMA_DEVICE_FLAG_IS_DEDICATED 0x00000100 -#define DMA_DEVICE_FLAG_NO_ISR 0x00000200 -#define DMA_DEVICE_FLAG_ALLOW_LARGE_FIFO 0x00000400 -#define DMA_DEVICE_FLAG_IN_USE 0x00000800 /* If set, device is in use on a channel */ - -/* Note: Some DMA devices can be used from multiple DMA Controllers. The bitmask is used to */ -/* determine which DMA controllers a given device can be used from, and the interface */ -/* array determeines the actual interface number to use for a given controller. */ - -typedef struct { - uint32_t flags; /* Bitmask of DMA_DEVICE_FLAG_xxx constants */ - uint8_t dedicatedController; /* Controller number to use if DMA_DEVICE_FLAG_IS_DEDICATED is set. */ - uint8_t dedicatedChannel; /* Channel number to use if DMA_DEVICE_FLAG_IS_DEDICATED is set. */ - const char *name; /* Will show up in the /proc entry */ - - uint32_t dmacPort[DMA_NUM_CONTROLLERS]; /* Specifies the port number when DMA_DEVICE_FLAG_PORT_PER_DMAC flag is set */ - - dmacHw_CONFIG_t config; /* Configuration to use when DMA'ing using this device */ - - void *userData; /* Passed to the devHandler */ - DMA_DeviceHandler_t devHandler; /* Called when DMA operations finish. */ - - timer_tick_count_t transferStartTime; /* Time the current transfer was started */ - - /* The following statistical information will be collected and presented in a proc entry. */ - /* Note: With a contiuous bandwidth of 1 Gb/sec, it would take 584 years to overflow */ - /* a 64 bit counter. */ - - uint64_t numTransfers; /* Number of DMA transfers performed */ - uint64_t transferTicks; /* Total time spent doing DMA transfers (measured in timer_tick_count_t's) */ - uint64_t transferBytes; /* Total bytes transferred */ - uint32_t timesBlocked; /* Number of times a channel was unavailable */ - uint32_t numBytes; /* Last transfer size */ - - /* It's not possible to free memory which is allocated for the descriptors from within */ - /* the ISR. So make the presumption that a given device will tend to use the */ - /* same sized buffers over and over again, and we keep them around. */ - - DMA_DescriptorRing_t ring; /* Ring of descriptors allocated for this device */ - - /* We stash away some of the information from the previous transfer. If back-to-back */ - /* transfers are performed from the same buffer, then we don't have to keep re-initializing */ - /* the descriptor buffers. */ - - uint32_t prevNumBytes; - dma_addr_t prevSrcData; - dma_addr_t prevDstData; - -} DMA_DeviceAttribute_t; - -/**************************************************************************** -* -* DMA_Channel_t, DMA_Controller_t, and DMA_State_t are really internal -* data structures and don't belong in this header file, but are included -* merely for discussion. -* -* By the time this is implemented, these structures will be moved out into -* the appropriate C source file instead. -* -*****************************************************************************/ - -/**************************************************************************** -* -* The DMA_Channel_t contains state information about each DMA channel. Some -* of the channels are dedicated. Non-dedicated channels are shared -* amongst the other devices. -* -*****************************************************************************/ - -#define DMA_CHANNEL_FLAG_IN_USE 0x00000001 -#define DMA_CHANNEL_FLAG_IS_DEDICATED 0x00000002 -#define DMA_CHANNEL_FLAG_NO_ISR 0x00000004 -#define DMA_CHANNEL_FLAG_LARGE_FIFO 0x00000008 - -typedef struct { - uint32_t flags; /* bitmask of DMA_CHANNEL_FLAG_xxx constants */ - DMA_Device_t devType; /* Device this channel is currently reserved for */ - DMA_Device_t lastDevType; /* Device type that used this previously */ - char name[20]; /* Name passed onto request_irq */ - -#if (DMA_DEBUG_TRACK_RESERVATION) - const char *fileName; /* Place where channel reservation took place */ - int lineNum; /* Place where channel reservation took place */ -#endif - dmacHw_HANDLE_t dmacHwHandle; /* low level channel handle. */ - -} DMA_Channel_t; - -/**************************************************************************** -* -* The DMA_Controller_t contains state information about each DMA controller. -* -* The freeChannelQ is stored in the controller data structure rather than -* the channel data structure since several of the devices are accessible -* from multiple controllers, and there is no way to know which controller -* will become available first. -* -*****************************************************************************/ - -typedef struct { - DMA_Channel_t channel[DMA_NUM_CHANNELS]; - -} DMA_Controller_t; - -/**************************************************************************** -* -* The DMA_Global_t contains all of the global state information used by -* the DMA code. -* -* Callers which need to allocate a shared channel will be queued up -* on the freeChannelQ until a channel becomes available. -* -*****************************************************************************/ - -typedef struct { - struct semaphore lock; /* acquired when manipulating table entries */ - wait_queue_head_t freeChannelQ; - - DMA_Controller_t controller[DMA_NUM_CONTROLLERS]; - -} DMA_Global_t; - -/* ---- Variable Externs ------------------------------------------------- */ - -extern DMA_DeviceAttribute_t DMA_gDeviceAttribute[DMA_NUM_DEVICE_ENTRIES]; - -/* ---- Function Prototypes ---------------------------------------------- */ - -#if defined(__KERNEL__) - -/****************************************************************************/ -/** -* Initializes the DMA module. -* -* @return -* 0 - Success -* < 0 - Error -*/ -/****************************************************************************/ - -int dma_init(void); - -#if (DMA_DEBUG_TRACK_RESERVATION) -DMA_Handle_t dma_request_channel_dbg(DMA_Device_t dev, const char *fileName, - int lineNum); -#define dma_request_channel(dev) dma_request_channel_dbg(dev, __FILE__, __LINE__) -#else - -/****************************************************************************/ -/** -* Reserves a channel for use with @a dev. If the device is setup to use -* a shared channel, then this function will block until a free channel -* becomes available. -* -* @return -* >= 0 - A valid DMA Handle. -* -EBUSY - Device is currently being used. -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -DMA_Handle_t dma_request_channel(DMA_Device_t dev /* Device to use with the allocated channel. */ - ); -#endif - -/****************************************************************************/ -/** -* Frees a previously allocated DMA Handle. -* -* @return -* 0 - DMA Handle was released successfully. -* -EINVAL - Invalid DMA handle -*/ -/****************************************************************************/ - -int dma_free_channel(DMA_Handle_t channel /* DMA handle. */ - ); - -/****************************************************************************/ -/** -* Determines if a given device has been configured as using a shared -* channel. -* -* @return boolean -* 0 Device uses a dedicated channel -* non-zero Device uses a shared channel -*/ -/****************************************************************************/ - -int dma_device_is_channel_shared(DMA_Device_t dev /* Device to check. */ - ); - -/****************************************************************************/ -/** -* Allocates memory to hold a descriptor ring. The descriptor ring then -* needs to be populated by making one or more calls to -* dna_add_descriptors. -* -* The returned descriptor ring will be automatically initialized. -* -* @return -* 0 Descriptor ring was allocated successfully -* -ENOMEM Unable to allocate memory for the desired number of descriptors. -*/ -/****************************************************************************/ - -int dma_alloc_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to populate */ - int numDescriptors /* Number of descriptors that need to be allocated. */ - ); - -/****************************************************************************/ -/** -* Releases the memory which was previously allocated for a descriptor ring. -*/ -/****************************************************************************/ - -void dma_free_descriptor_ring(DMA_DescriptorRing_t *ring /* Descriptor to release */ - ); - -/****************************************************************************/ -/** -* Initializes a descriptor ring, so that descriptors can be added to it. -* Once a descriptor ring has been allocated, it may be reinitialized for -* use with additional/different regions of memory. -* -* Note that if 7 descriptors are allocated, it's perfectly acceptable to -* initialize the ring with a smaller number of descriptors. The amount -* of memory allocated for the descriptor ring will not be reduced, and -* the descriptor ring may be reinitialized later -* -* @return -* 0 Descriptor ring was initialized successfully -* -ENOMEM The descriptor which was passed in has insufficient space -* to hold the desired number of descriptors. -*/ -/****************************************************************************/ - -int dma_init_descriptor_ring(DMA_DescriptorRing_t *ring, /* Descriptor ring to initialize */ - int numDescriptors /* Number of descriptors to initialize. */ - ); - -/****************************************************************************/ -/** -* Determines the number of descriptors which would be required for a -* transfer of the indicated memory region. -* -* This function also needs to know which DMA device this transfer will -* be destined for, so that the appropriate DMA configuration can be retrieved. -* DMA parameters such as transfer width, and whether this is a memory-to-memory -* or memory-to-peripheral, etc can all affect the actual number of descriptors -* required. -* -* @return -* > 0 Returns the number of descriptors required for the indicated transfer -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_calculate_descriptor_count(DMA_Device_t device, /* DMA Device that this will be associated with */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ); - -/****************************************************************************/ -/** -* Adds a region of memory to the descriptor ring. Note that it may take -* multiple descriptors for each region of memory. It is the callers -* responsibility to allocate a sufficiently large descriptor ring. -* -* @return -* 0 Descriptors were added successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_add_descriptors(DMA_DescriptorRing_t *ring, /* Descriptor ring to add descriptors to */ - DMA_Device_t device, /* DMA Device that descriptors are for */ - dma_addr_t srcData, /* Place to get data (memory or device) */ - dma_addr_t dstData, /* Place to put data (memory or device) */ - size_t numBytes /* Number of bytes to transfer to the device */ - ); - -/****************************************************************************/ -/** -* Sets the descriptor ring associated with a device. -* -* Once set, the descriptor ring will be associated with the device, even -* across channel request/free calls. Passing in a NULL descriptor ring -* will release any descriptor ring currently associated with the device. -* -* Note: If you call dma_transfer, or one of the other dma_alloc_ functions -* the descriptor ring may be released and reallocated. -* -* Note: This function will release the descriptor memory for any current -* descriptor ring associated with this device. -*/ -/****************************************************************************/ - -int dma_set_device_descriptor_ring(DMA_Device_t device, /* Device to update the descriptor ring for. */ - DMA_DescriptorRing_t *ring /* Descriptor ring to add descriptors to */ - ); - -/****************************************************************************/ -/** -* Retrieves the descriptor ring associated with a device. -*/ -/****************************************************************************/ - -int dma_get_device_descriptor_ring(DMA_Device_t device, /* Device to retrieve the descriptor ring for. */ - DMA_DescriptorRing_t *ring /* Place to store retrieved ring */ - ); - -/****************************************************************************/ -/** -* Allocates buffers for the descriptors. This is normally done automatically -* but needs to be done explicitly when initiating a dma from interrupt -* context. -* -* @return -* 0 Descriptors were allocated successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_alloc_descriptors(DMA_Handle_t handle, /* DMA Handle */ - dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ); - -/****************************************************************************/ -/** -* Allocates and sets up descriptors for a double buffered circular buffer. -* -* This is primarily intended to be used for things like the ingress samples -* from a microphone. -* -* @return -* > 0 Number of descriptors actually allocated. -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -* -ENOMEM Memory exhausted -*/ -/****************************************************************************/ - -int dma_alloc_double_dst_descriptors(DMA_Handle_t handle, /* DMA Handle */ - dma_addr_t srcData, /* Physical address of source data */ - dma_addr_t dstData1, /* Physical address of first destination buffer */ - dma_addr_t dstData2, /* Physical address of second destination buffer */ - size_t numBytes /* Number of bytes in each destination buffer */ - ); - -/****************************************************************************/ -/** -* Initiates a transfer when the descriptors have already been setup. -* -* This is a special case, and normally, the dma_transfer_xxx functions should -* be used. -* -* @return -* 0 Transfer was started successfully -* -ENODEV Invalid handle -*/ -/****************************************************************************/ - -int dma_start_transfer(DMA_Handle_t handle); - -/****************************************************************************/ -/** -* Stops a previously started DMA transfer. -* -* @return -* 0 Transfer was stopped successfully -* -ENODEV Invalid handle -*/ -/****************************************************************************/ - -int dma_stop_transfer(DMA_Handle_t handle); - -/****************************************************************************/ -/** -* Waits for a DMA to complete by polling. This function is only intended -* to be used for testing. Interrupts should be used for most DMA operations. -*/ -/****************************************************************************/ - -int dma_wait_transfer_done(DMA_Handle_t handle); - -/****************************************************************************/ -/** -* Initiates a DMA transfer -* -* @return -* 0 Transfer was started successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -*/ -/****************************************************************************/ - -int dma_transfer(DMA_Handle_t handle, /* DMA Handle */ - dmacHw_TRANSFER_TYPE_e transferType, /* Type of transfer being performed */ - dma_addr_t srcData, /* Place to get data to write to device */ - dma_addr_t dstData, /* Pointer to device data address */ - size_t numBytes /* Number of bytes to transfer to the device */ - ); - -/****************************************************************************/ -/** -* Initiates a transfer from memory to a device. -* -* @return -* 0 Transfer was started successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _DEV_TO_MEM and not _MEM_TO_DEV) -*/ -/****************************************************************************/ - -static inline int dma_transfer_to_device(DMA_Handle_t handle, /* DMA Handle */ - dma_addr_t srcData, /* Place to get data to write to device (physical address) */ - dma_addr_t dstData, /* Pointer to device data address (physical address) */ - size_t numBytes /* Number of bytes to transfer to the device */ - ) { - return dma_transfer(handle, - dmacHw_TRANSFER_TYPE_MEM_TO_PERIPHERAL, - srcData, dstData, numBytes); -} - -/****************************************************************************/ -/** -* Initiates a transfer from a device to memory. -* -* @return -* 0 Transfer was started successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device is _MEM_TO_DEV and not _DEV_TO_MEM) -*/ -/****************************************************************************/ - -static inline int dma_transfer_from_device(DMA_Handle_t handle, /* DMA Handle */ - dma_addr_t srcData, /* Pointer to the device data address (physical address) */ - dma_addr_t dstData, /* Place to store data retrieved from the device (physical address) */ - size_t numBytes /* Number of bytes to retrieve from the device */ - ) { - return dma_transfer(handle, - dmacHw_TRANSFER_TYPE_PERIPHERAL_TO_MEM, - srcData, dstData, numBytes); -} - -/****************************************************************************/ -/** -* Initiates a memory to memory transfer. -* -* @return -* 0 Transfer was started successfully -* -EINVAL Invalid device type for this kind of transfer -* (i.e. the device wasn't DMA_DEVICE_MEM_TO_MEM) -*/ -/****************************************************************************/ - -static inline int dma_transfer_mem_to_mem(DMA_Handle_t handle, /* DMA Handle */ - dma_addr_t srcData, /* Place to transfer data from (physical address) */ - dma_addr_t dstData, /* Place to transfer data to (physical address) */ - size_t numBytes /* Number of bytes to transfer */ - ) { - return dma_transfer(handle, - dmacHw_TRANSFER_TYPE_MEM_TO_MEM, - srcData, dstData, numBytes); -} - -/****************************************************************************/ -/** -* Set the callback function which will be called when a transfer completes. -* If a NULL callback function is set, then no callback will occur. -* -* @note @a devHandler will be called from IRQ context. -* -* @return -* 0 - Success -* -ENODEV - Device handed in is invalid. -*/ -/****************************************************************************/ - -int dma_set_device_handler(DMA_Device_t dev, /* Device to set the callback for. */ - DMA_DeviceHandler_t devHandler, /* Function to call when the DMA completes */ - void *userData /* Pointer which will be passed to devHandler. */ - ); - -#endif - -#endif /* ASM_ARM_ARCH_BCMRING_DMA_H */ diff --git a/arch/arm/mach-bcmring/include/mach/entry-macro.S b/arch/arm/mach-bcmring/include/mach/entry-macro.S deleted file mode 100644 index 2f316f0e6e6..00000000000 --- a/arch/arm/mach-bcmring/include/mach/entry-macro.S +++ /dev/null @@ -1,76 +0,0 @@ -/***************************************************************************** -* Copyright 2006 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/* - * - * Low-level IRQ helper macros for BCMRing-based platforms - * - */ -#include <mach/irqs.h> -#include <mach/hardware.h> -#include <mach/csp/mm_io.h> - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - ldr \base, =(MM_IO_BASE_INTC0) - ldr \irqstat, [\base, #0] @ get status - ldr \irqnr, [\base, #0x10] @ mask with enable register - ands \irqstat, \irqstat, \irqnr - mov \irqnr, #IRQ_INTC0_START - cmp \irqstat, #0 - bne 1001f - - ldr \base, =(MM_IO_BASE_INTC1) - ldr \irqstat, [\base, #0] @ get status - ldr \irqnr, [\base, #0x10] @ mask with enable register - ands \irqstat, \irqstat, \irqnr - mov \irqnr, #IRQ_INTC1_START - cmp \irqstat, #0 - bne 1001f - - ldr \base, =(MM_IO_BASE_SINTC) - ldr \irqstat, [\base, #0] @ get status - ldr \irqnr, [\base, #0x10] @ mask with enable register - ands \irqstat, \irqstat, \irqnr - mov \irqnr, #0xffffffff @ code meaning no interrupt bits set - cmp \irqstat, #0 - beq 1002f - - mov \irqnr, #IRQ_SINTC_START @ something is set, so fixup return value - -1001: - movs \tmp, \irqstat, lsl #16 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #16 - - movs \tmp, \irqstat, lsl #8 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #8 - - movs \tmp, \irqstat, lsl #4 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #4 - - movs \tmp, \irqstat, lsl #2 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #2 - - movs \tmp, \irqstat, lsl #1 - addeq \irqnr, \irqnr, #1 - orrs \base, \base, #1 - -1002: @ irqnr will be set to 0xffffffff if no irq bits are set - .endm - - .macro get_irqnr_preamble, base, tmp - .endm diff --git a/arch/arm/mach-bcmring/include/mach/hardware.h b/arch/arm/mach-bcmring/include/mach/hardware.h deleted file mode 100644 index 6ae20a649a9..00000000000 --- a/arch/arm/mach-bcmring/include/mach/hardware.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * - * This file contains the hardware definitions of the BCMRing. - * - * Copyright (C) 1999 ARM Limited. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#ifndef __ASM_ARCH_HARDWARE_H -#define __ASM_ARCH_HARDWARE_H - -#include <asm/sizes.h> -#include <cfg_global.h> -#include <mach/csp/mm_io.h> - -/* Hardware addresses of major areas. - * *_START is the physical address - * *_SIZE is the size of the region - * *_BASE is the virtual address - */ -#define RAM_START PHYS_OFFSET - -#define RAM_SIZE (CFG_GLOBAL_RAM_SIZE-CFG_GLOBAL_RAM_SIZE_RESERVED) -#define RAM_BASE PAGE_OFFSET - -/* Macros to make managing spinlocks a bit more controlled in terms of naming. */ -/* See reg_gpio.h, reg_irq.h, arch.c, gpio.c for example usage. */ -#if defined(__KERNEL__) -#define HW_DECLARE_SPINLOCK(name) DEFINE_SPINLOCK(bcmring_##name##_reg_lock); -#define HW_EXTERN_SPINLOCK(name) extern spinlock_t bcmring_##name##_reg_lock; -#define HW_IRQ_SAVE(name, val) spin_lock_irqsave(&bcmring_##name##_reg_lock, (val)) -#define HW_IRQ_RESTORE(name, val) spin_unlock_irqrestore(&bcmring_##name##_reg_lock, (val)) -#else -#define HW_DECLARE_SPINLOCK(name) -#define HW_EXTERN_SPINLOCK(name) -#define HW_IRQ_SAVE(name, val) {(void)(name); (void)(val); } -#define HW_IRQ_RESTORE(name, val) {(void)(name); (void)(val); } -#endif - -#ifndef HW_IO_PHYS_TO_VIRT -#define HW_IO_PHYS_TO_VIRT MM_IO_PHYS_TO_VIRT -#endif -#define HW_IO_VIRT_TO_PHYS MM_IO_VIRT_TO_PHYS - -#endif diff --git a/arch/arm/mach-bcmring/include/mach/irqs.h b/arch/arm/mach-bcmring/include/mach/irqs.h deleted file mode 100644 index b279b825d4a..00000000000 --- a/arch/arm/mach-bcmring/include/mach/irqs.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * Copyright (C) 2007 Broadcom - * Copyright (C) 1999 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#if !defined(ARCH_BCMRING_IRQS_H) -#define ARCH_BCMRING_IRQS_H - -/* INTC0 - interrupt controller 0 */ -#define IRQ_INTC0_START 0 -#define IRQ_DMA0C0 0 /* DMA0 channel 0 interrupt */ -#define IRQ_DMA0C1 1 /* DMA0 channel 1 interrupt */ -#define IRQ_DMA0C2 2 /* DMA0 channel 2 interrupt */ -#define IRQ_DMA0C3 3 /* DMA0 channel 3 interrupt */ -#define IRQ_DMA0C4 4 /* DMA0 channel 4 interrupt */ -#define IRQ_DMA0C5 5 /* DMA0 channel 5 interrupt */ -#define IRQ_DMA0C6 6 /* DMA0 channel 6 interrupt */ -#define IRQ_DMA0C7 7 /* DMA0 channel 7 interrupt */ -#define IRQ_DMA1C0 8 /* DMA1 channel 0 interrupt */ -#define IRQ_DMA1C1 9 /* DMA1 channel 1 interrupt */ -#define IRQ_DMA1C2 10 /* DMA1 channel 2 interrupt */ -#define IRQ_DMA1C3 11 /* DMA1 channel 3 interrupt */ -#define IRQ_DMA1C4 12 /* DMA1 channel 4 interrupt */ -#define IRQ_DMA1C5 13 /* DMA1 channel 5 interrupt */ -#define IRQ_DMA1C6 14 /* DMA1 channel 6 interrupt */ -#define IRQ_DMA1C7 15 /* DMA1 channel 7 interrupt */ -#define IRQ_VPM 16 /* Voice process module interrupt */ -#define IRQ_USBHD2 17 /* USB host2/device2 interrupt */ -#define IRQ_USBH1 18 /* USB1 host interrupt */ -#define IRQ_USBD 19 /* USB device interrupt */ -#define IRQ_SDIOH0 20 /* SDIO0 host interrupt */ -#define IRQ_SDIOH1 21 /* SDIO1 host interrupt */ -#define IRQ_TIMER0 22 /* Timer0 interrupt */ -#define IRQ_TIMER1 23 /* Timer1 interrupt */ -#define IRQ_TIMER2 24 /* Timer2 interrupt */ -#define IRQ_TIMER3 25 /* Timer3 interrupt */ -#define IRQ_SPIH 26 /* SPI host interrupt */ -#define IRQ_ESW 27 /* Ethernet switch interrupt */ -#define IRQ_APM 28 /* Audio process module interrupt */ -#define IRQ_GE 29 /* Graphic engine interrupt */ -#define IRQ_CLCD 30 /* LCD Controller interrupt */ -#define IRQ_PIF 31 /* Peripheral interface interrupt */ -#define IRQ_INTC0_END 31 - -/* INTC1 - interrupt controller 1 */ -#define IRQ_INTC1_START 32 -#define IRQ_GPIO0 32 /* 0 GPIO bit 31//0 combined interrupt */ -#define IRQ_GPIO1 33 /* 1 GPIO bit 64//32 combined interrupt */ -#define IRQ_I2S0 34 /* 2 I2S0 interrupt */ -#define IRQ_I2S1 35 /* 3 I2S1 interrupt */ -#define IRQ_I2CH 36 /* 4 I2C host interrupt */ -#define IRQ_I2CS 37 /* 5 I2C slave interrupt */ -#define IRQ_SPIS 38 /* 6 SPI slave interrupt */ -#define IRQ_GPHY 39 /* 7 Gigabit Phy interrupt */ -#define IRQ_FLASHC 40 /* 8 Flash controller interrupt */ -#define IRQ_COMMTX 41 /* 9 ARM DDC transmit interrupt */ -#define IRQ_COMMRX 42 /* 10 ARM DDC receive interrupt */ -#define IRQ_PMUIRQ 43 /* 11 ARM performance monitor interrupt */ -#define IRQ_UARTB 44 /* 12 UARTB */ -#define IRQ_WATCHDOG 45 /* 13 Watchdog timer interrupt */ -#define IRQ_UARTA 46 /* 14 UARTA */ -#define IRQ_TSC 47 /* 15 Touch screen controller interrupt */ -#define IRQ_KEYC 48 /* 16 Key pad controller interrupt */ -#define IRQ_DMPU 49 /* 17 DDR2 memory partition interrupt */ -#define IRQ_VMPU 50 /* 18 VRAM memory partition interrupt */ -#define IRQ_FMPU 51 /* 19 Flash memory parition unit interrupt */ -#define IRQ_RNG 52 /* 20 Random number generator interrupt */ -#define IRQ_RTC0 53 /* 21 Real time clock periodic interrupt */ -#define IRQ_RTC1 54 /* 22 Real time clock one-shot interrupt */ -#define IRQ_SPUM 55 /* 23 Secure process module interrupt */ -#define IRQ_VDEC 56 /* 24 Hantro video decoder interrupt */ -#define IRQ_RTC2 57 /* 25 Real time clock tamper interrupt */ -#define IRQ_DDRP 58 /* 26 DDR Panic interrupt */ -#define IRQ_INTC1_END 58 - -/* SINTC secure int controller */ -#define IRQ_SINTC_START 59 -#define IRQ_SEC_WATCHDOG 59 /* 0 Watchdog timer interrupt */ -#define IRQ_SEC_UARTA 60 /* 1 UARTA interrupt */ -#define IRQ_SEC_TSC 61 /* 2 Touch screen controller interrupt */ -#define IRQ_SEC_KEYC 62 /* 3 Key pad controller interrupt */ -#define IRQ_SEC_DMPU 63 /* 4 DDR2 memory partition interrupt */ -#define IRQ_SEC_VMPU 64 /* 5 VRAM memory partition interrupt */ -#define IRQ_SEC_FMPU 65 /* 6 Flash memory parition unit interrupt */ -#define IRQ_SEC_RNG 66 /* 7 Random number generator interrupt */ -#define IRQ_SEC_RTC0 67 /* 8 Real time clock periodic interrupt */ -#define IRQ_SEC_RTC1 68 /* 9 Real time clock one-shot interrupt */ -#define IRQ_SEC_SPUM 69 /* 10 Secure process module interrupt */ -#define IRQ_SEC_TIMER0 70 /* 11 Secure timer0 interrupt */ -#define IRQ_SEC_TIMER1 71 /* 12 Secure timer1 interrupt */ -#define IRQ_SEC_TIMER2 72 /* 13 Secure timer2 interrupt */ -#define IRQ_SEC_TIMER3 73 /* 14 Secure timer3 interrupt */ -#define IRQ_SEC_RTC2 74 /* 15 Real time clock tamper interrupt */ - -#define IRQ_SINTC_END 74 - -/* Note: there are 3 INTC registers of 32 bits each. So internal IRQs could go from 0-95 */ -/* Since IRQs are typically viewed in decimal, we start the gpio based IRQs off at 100 */ -/* to make the mapping easy for humans to decipher. */ - -#define IRQ_GPIO_0 100 - -#define NUM_INTERNAL_IRQS (IRQ_SINTC_END+1) - -/* I couldn't get the gpioHw_reg.h file to be included cleanly, so I hardcoded it */ -/* define NUM_GPIO_IRQS GPIOHW_TOTAL_NUM_PINS */ -#define NUM_GPIO_IRQS 62 - -#define NR_IRQS (IRQ_GPIO_0 + NUM_GPIO_IRQS) - -#define IRQ_UNKNOWN -1 - -/* Tune these bits to preclude noisy or unsupported interrupt sources as required. */ -#define IRQ_INTC0_VALID_MASK 0xffffffff -#define IRQ_INTC1_VALID_MASK 0x07ffffff -#define IRQ_SINTC_VALID_MASK 0x0000ffff - -#endif /* ARCH_BCMRING_IRQS_H */ diff --git a/arch/arm/mach-bcmring/include/mach/memory_settings.h b/arch/arm/mach-bcmring/include/mach/memory_settings.h deleted file mode 100644 index ce5cd16f2ac..00000000000 --- a/arch/arm/mach-bcmring/include/mach/memory_settings.h +++ /dev/null @@ -1,67 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#ifndef MEMORY_SETTINGS_H -#define MEMORY_SETTINGS_H - -/* ---- Include Files ---------------------------------------- */ -/* ---- Constants and Types ---------------------------------- */ - -/* Memory devices */ -/* NAND Flash timing for 166 MHz setting */ -#define HW_CFG_NAND_tBTA (5 << 16) /* Bus turnaround cycle (n) 0-7 (30 ns) */ -#define HW_CFG_NAND_tWP (4 << 11) /* Write pulse width cycle (n+1) 0-31 (25 ns) */ -#define HW_CFG_NAND_tWR (1 << 9) /* Write recovery cycle (n+1) 0-3 (10 ns) */ -#define HW_CFG_NAND_tAS (0 << 7) /* Write address setup cycle (n+1) 0-3 ( 0 ns) */ -#define HW_CFG_NAND_tOE (3 << 5) /* Output enable delay cycle (n) 0-3 (15 ns) */ -#define HW_CFG_NAND_tRC (7 << 0) /* Read access cycle (n+2) 0-31 (50 ns) */ - -#define HW_CFG_NAND_TCR (HW_CFG_NAND_tBTA \ - | HW_CFG_NAND_tWP \ - | HW_CFG_NAND_tWR \ - | HW_CFG_NAND_tAS \ - | HW_CFG_NAND_tOE \ - | HW_CFG_NAND_tRC) - -/* NOR Flash timing for 166 MHz setting */ -#define HW_CFG_NOR_TPRC_TWLC (0 << 19) /* Page read access cycle / Burst write latency (n+2 / n+1) (max 25ns) */ -#define HW_CFG_NOR_TBTA (0 << 16) /* Bus turnaround cycle (n) (DNA) */ -#define HW_CFG_NOR_TWP (6 << 11) /* Write pulse width cycle (n+1) (35ns) */ -#define HW_CFG_NOR_TWR (0 << 9) /* Write recovery cycle (n+1) (0ns) */ -#define HW_CFG_NOR_TAS (0 << 7) /* Write address setup cycle (n+1) (0ns) */ -#define HW_CFG_NOR_TOE (0 << 5) /* Output enable delay cycle (n) (max 25ns) */ -#define HW_CFG_NOR_TRC_TLC (0x10 << 0) /* Read access cycle / Burst read latency (n+2 / n+1) (100ns) */ - -#define HW_CFG_FLASH0_TCR (HW_CFG_NOR_TPRC_TWLC \ - | HW_CFG_NOR_TBTA \ - | HW_CFG_NOR_TWP \ - | HW_CFG_NOR_TWR \ - | HW_CFG_NOR_TAS \ - | HW_CFG_NOR_TOE \ - | HW_CFG_NOR_TRC_TLC) - -#define HW_CFG_FLASH1_TCR HW_CFG_FLASH0_TCR -#define HW_CFG_FLASH2_TCR HW_CFG_FLASH0_TCR - -/* SDRAM Settings */ -/* #define HW_CFG_SDRAM_CAS_LATENCY 5 Default 5, Values [3..6] */ -/* #define HW_CFG_SDRAM_CHIP_SELECT_CNT 1 Default 1, Vaules [1..2] */ -/* #define HW_CFG_SDRAM_SPEED_GRADE 667 Default 667, Values [400,533,667,800] */ -/* #define HW_CFG_SDRAM_WIDTH_BITS 16 Default 16, Vaules [8,16] */ -#define HW_CFG_SDRAM_SIZE_BYTES 0x10000000 /* Total memory, not per device size */ - -/* ---- Variable Externs ------------------------------------- */ -/* ---- Function Prototypes ---------------------------------- */ - -#endif /* MEMORY_SETTINGS_H */ diff --git a/arch/arm/mach-bcmring/include/mach/reg_nand.h b/arch/arm/mach-bcmring/include/mach/reg_nand.h deleted file mode 100644 index 387376ffb56..00000000000 --- a/arch/arm/mach-bcmring/include/mach/reg_nand.h +++ /dev/null @@ -1,66 +0,0 @@ -/***************************************************************************** -* Copyright 2001 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/* -* -***************************************************************************** -* -* REG_NAND.h -* -* PURPOSE: -* -* This file contains definitions for the nand registers: -* -* NOTES: -* -*****************************************************************************/ - -#if !defined(__ASM_ARCH_REG_NAND_H) -#define __ASM_ARCH_REG_NAND_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <csp/reg.h> -#include <mach/reg_umi.h> - -/* ---- Constants and Types ---------------------------------------------- */ - -#define HW_NAND_BASE MM_IO_BASE_NAND /* NAND Flash */ - -/* DMA accesses by the bootstrap need hard nonvirtual addresses */ -#define REG_NAND_CMD __REG16(HW_NAND_BASE + 0) -#define REG_NAND_ADDR __REG16(HW_NAND_BASE + 4) - -#define REG_NAND_PHYS_DATA16 (HW_NAND_BASE + 8) -#define REG_NAND_PHYS_DATA8 (HW_NAND_BASE + 8) -#define REG_NAND_DATA16 __REG16(REG_NAND_PHYS_DATA16) -#define REG_NAND_DATA8 __REG8(REG_NAND_PHYS_DATA8) - -/* use appropriate offset to make sure it start at the 1K boundary */ -#define REG_NAND_PHYS_DATA_DMA (HW_NAND_BASE + 0x400) -#define REG_NAND_DATA_DMA __REG32(REG_NAND_PHYS_DATA_DMA) - -/* Linux DMA requires physical address of the data register */ -#define REG_NAND_DATA16_PADDR HW_IO_VIRT_TO_PHYS(REG_NAND_PHYS_DATA16) -#define REG_NAND_DATA8_PADDR HW_IO_VIRT_TO_PHYS(REG_NAND_PHYS_DATA8) -#define REG_NAND_DATA_PADDR HW_IO_VIRT_TO_PHYS(REG_NAND_PHYS_DATA_DMA) - -#define NAND_BUS_16BIT() (0) -#define NAND_BUS_8BIT() (!NAND_BUS_16BIT()) - -/* Register offsets */ -#define REG_NAND_CMD_OFFSET (0) -#define REG_NAND_ADDR_OFFSET (4) -#define REG_NAND_DATA8_OFFSET (8) - -#endif diff --git a/arch/arm/mach-bcmring/include/mach/reg_umi.h b/arch/arm/mach-bcmring/include/mach/reg_umi.h deleted file mode 100644 index 0992842caa7..00000000000 --- a/arch/arm/mach-bcmring/include/mach/reg_umi.h +++ /dev/null @@ -1,237 +0,0 @@ -/***************************************************************************** -* Copyright 2005 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/* -* -***************************************************************************** -* -* REG_UMI.h -* -* PURPOSE: -* -* This file contains definitions for the nand registers: -* -* NOTES: -* -*****************************************************************************/ - -#if !defined(__ASM_ARCH_REG_UMI_H) -#define __ASM_ARCH_REG_UMI_H - -/* ---- Include Files ---------------------------------------------------- */ -#include <csp/reg.h> -#include <mach/csp/mm_io.h> - -/* ---- Constants and Types ---------------------------------------------- */ - -/* Unified Memory Interface Ctrl Register */ -#define HW_UMI_BASE MM_IO_BASE_UMI - -/* Flash bank 0 timing and control register */ -#define REG_UMI_FLASH0_TCR __REG32(HW_UMI_BASE + 0x00) -/* Flash bank 1 timing and control register */ -#define REG_UMI_FLASH1_TCR __REG32(HW_UMI_BASE + 0x04) -/* Flash bank 2 timing and control register */ -#define REG_UMI_FLASH2_TCR __REG32(HW_UMI_BASE + 0x08) -/* MMD interface and control register */ -#define REG_UMI_MMD_ICR __REG32(HW_UMI_BASE + 0x0c) -/* NAND timing and control register */ -#define REG_UMI_NAND_TCR __REG32(HW_UMI_BASE + 0x18) -/* NAND ready/chip select register */ -#define REG_UMI_NAND_RCSR __REG32(HW_UMI_BASE + 0x1c) -/* NAND ECC control & status register */ -#define REG_UMI_NAND_ECC_CSR __REG32(HW_UMI_BASE + 0x20) -/* NAND ECC data register XXB2B1B0 */ -#define REG_UMI_NAND_ECC_DATA __REG32(HW_UMI_BASE + 0x24) -/* BCH ECC Parameter N */ -#define REG_UMI_BCH_N __REG32(HW_UMI_BASE + 0x40) -/* BCH ECC Parameter T */ -#define REG_UMI_BCH_K __REG32(HW_UMI_BASE + 0x44) -/* BCH ECC Parameter K */ -#define REG_UMI_BCH_T __REG32(HW_UMI_BASE + 0x48) -/* BCH ECC Contro Status */ -#define REG_UMI_BCH_CTRL_STATUS __REG32(HW_UMI_BASE + 0x4C) -/* BCH WR ECC 31:0 */ -#define REG_UMI_BCH_WR_ECC_0 __REG32(HW_UMI_BASE + 0x50) -/* BCH WR ECC 63:32 */ -#define REG_UMI_BCH_WR_ECC_1 __REG32(HW_UMI_BASE + 0x54) -/* BCH WR ECC 95:64 */ -#define REG_UMI_BCH_WR_ECC_2 __REG32(HW_UMI_BASE + 0x58) -/* BCH WR ECC 127:96 */ -#define REG_UMI_BCH_WR_ECC_3 __REG32(HW_UMI_BASE + 0x5c) -/* BCH WR ECC 155:128 */ -#define REG_UMI_BCH_WR_ECC_4 __REG32(HW_UMI_BASE + 0x60) -/* BCH Read Error Location 1,0 */ -#define REG_UMI_BCH_RD_ERR_LOC_1_0 __REG32(HW_UMI_BASE + 0x64) -/* BCH Read Error Location 3,2 */ -#define REG_UMI_BCH_RD_ERR_LOC_3_2 __REG32(HW_UMI_BASE + 0x68) -/* BCH Read Error Location 5,4 */ -#define REG_UMI_BCH_RD_ERR_LOC_5_4 __REG32(HW_UMI_BASE + 0x6c) -/* BCH Read Error Location 7,6 */ -#define REG_UMI_BCH_RD_ERR_LOC_7_6 __REG32(HW_UMI_BASE + 0x70) -/* BCH Read Error Location 9,8 */ -#define REG_UMI_BCH_RD_ERR_LOC_9_8 __REG32(HW_UMI_BASE + 0x74) -/* BCH Read Error Location 11,10 */ -#define REG_UMI_BCH_RD_ERR_LOC_B_A __REG32(HW_UMI_BASE + 0x78) - -/* REG_UMI_FLASH0/1/2_TCR, REG_UMI_SRAM0/1_TCR bits */ -/* Enable wait pin during burst write or read */ -#define REG_UMI_TCR_WAITEN 0x80000000 -/* Enable mem ctrlr to work with ext mem of lower freq than AHB clk */ -#define REG_UMI_TCR_LOWFREQ 0x40000000 -/* 1=synch write, 0=async write */ -#define REG_UMI_TCR_MEMTYPE_SYNCWRITE 0x20000000 -/* 1=synch read, 0=async read */ -#define REG_UMI_TCR_MEMTYPE_SYNCREAD 0x10000000 -/* 1=page mode read, 0=normal mode read */ -#define REG_UMI_TCR_MEMTYPE_PAGEREAD 0x08000000 -/* page size/burst size (wrap only) */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_MASK 0x07000000 -/* 4 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_4 0x00000000 -/* 8 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_8 0x01000000 -/* 16 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_16 0x02000000 -/* 32 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_32 0x03000000 -/* 64 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_64 0x04000000 -/* 128 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_128 0x05000000 -/* 256 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_256 0x06000000 -/* 512 word */ -#define REG_UMI_TCR_MEMTYPE_PGSZ_512 0x07000000 -/* Page read access cycle / Burst write latency (n+2 / n+1) */ -#define REG_UMI_TCR_TPRC_TWLC_MASK 0x00f80000 -/* Bus turnaround cycle (n) */ -#define REG_UMI_TCR_TBTA_MASK 0x00070000 -/* Write pulse width cycle (n+1) */ -#define REG_UMI_TCR_TWP_MASK 0x0000f800 -/* Write recovery cycle (n+1) */ -#define REG_UMI_TCR_TWR_MASK 0x00000600 -/* Write address setup cycle (n+1) */ -#define REG_UMI_TCR_TAS_MASK 0x00000180 -/* Output enable delay cycle (n) */ -#define REG_UMI_TCR_TOE_MASK 0x00000060 -/* Read access cycle / Burst read latency (n+2 / n+1) */ -#define REG_UMI_TCR_TRC_TLC_MASK 0x0000001f - -/* REG_UMI_MMD_ICR bits */ -/* Flash write protection pin control */ -#define REG_UMI_MMD_ICR_FLASH_WP 0x8000 -/* Extend hold time for sram0, sram1 csn (39 MHz operation) */ -#define REG_UMI_MMD_ICR_XHCS 0x4000 -/* Enable SDRAM 2 interface control */ -#define REG_UMI_MMD_ICR_SDRAM2EN 0x2000 -/* Enable merge of flash banks 0/1 to 512 MBit bank */ -#define REG_UMI_MMD_ICR_INST512 0x1000 -/* Enable merge of flash banks 1/2 to 512 MBit bank */ -#define REG_UMI_MMD_ICR_DATA512 0x0800 -/* Enable SDRAM interface control */ -#define REG_UMI_MMD_ICR_SDRAMEN 0x0400 -/* Polarity of busy state of Burst Wait Signal */ -#define REG_UMI_MMD_ICR_WAITPOL 0x0200 -/* Enable burst clock stopped when not accessing external burst flash/sram */ -#define REG_UMI_MMD_ICR_BCLKSTOP 0x0100 -/* Enable the peri1_csn to replace flash1_csn in 512 Mb flash mode */ -#define REG_UMI_MMD_ICR_PERI1EN 0x0080 -/* Enable the peri2_csn to replace sdram_csn */ -#define REG_UMI_MMD_ICR_PERI2EN 0x0040 -/* Enable the peri3_csn to replace sdram2_csn */ -#define REG_UMI_MMD_ICR_PERI3EN 0x0020 -/* Enable sram bank1 for H/W controlled MRS */ -#define REG_UMI_MMD_ICR_MRSB1 0x0010 -/* Enable sram bank0 for H/W controlled MRS */ -#define REG_UMI_MMD_ICR_MRSB0 0x0008 -/* Polarity for assert3ed state of H/W controlled MRS */ -#define REG_UMI_MMD_ICR_MRSPOL 0x0004 -/* 0: S/W controllable ZZ/MRS/CRE/P-Mode pin */ -/* 1: H/W controlled ZZ/MRS/CRE/P-Mode, same timing as CS */ -#define REG_UMI_MMD_ICR_MRSMODE 0x0002 -/* MRS state for S/W controlled mode */ -#define REG_UMI_MMD_ICR_MRSSTATE 0x0001 - -/* REG_UMI_NAND_TCR bits */ -/* Enable software to control CS */ -#define REG_UMI_NAND_TCR_CS_SWCTRL 0x80000000 -/* 16-bit nand wordsize if set */ -#define REG_UMI_NAND_TCR_WORD16 0x40000000 -/* Bus turnaround cycle (n) */ -#define REG_UMI_NAND_TCR_TBTA_MASK 0x00070000 -/* Write pulse width cycle (n+1) */ -#define REG_UMI_NAND_TCR_TWP_MASK 0x0000f800 -/* Write recovery cycle (n+1) */ -#define REG_UMI_NAND_TCR_TWR_MASK 0x00000600 -/* Write address setup cycle (n+1) */ -#define REG_UMI_NAND_TCR_TAS_MASK 0x00000180 -/* Output enable delay cycle (n) */ -#define REG_UMI_NAND_TCR_TOE_MASK 0x00000060 -/* Read access cycle (n+2) */ -#define REG_UMI_NAND_TCR_TRC_TLC_MASK 0x0000001f - -/* REG_UMI_NAND_RCSR bits */ -/* Status: Ready=1, Busy=0 */ -#define REG_UMI_NAND_RCSR_RDY 0x02 -/* Keep CS asserted during operation */ -#define REG_UMI_NAND_RCSR_CS_ASSERTED 0x01 - -/* REG_UMI_NAND_ECC_CSR bits */ -/* Interrupt status - read-only */ -#define REG_UMI_NAND_ECC_CSR_NANDINT 0x80000000 -/* Read: Status of ECC done, Write: clear ECC interrupt */ -#define REG_UMI_NAND_ECC_CSR_ECCINT_RAW 0x00800000 -/* Read: Status of R/B, Write: clear R/B interrupt */ -#define REG_UMI_NAND_ECC_CSR_RBINT_RAW 0x00400000 -/* 1 = Enable ECC Interrupt */ -#define REG_UMI_NAND_ECC_CSR_ECCINT_ENABLE 0x00008000 -/* 1 = Assert interrupt at rising edge of R/B_ */ -#define REG_UMI_NAND_ECC_CSR_RBINT_ENABLE 0x00004000 -/* Calculate ECC by 0=512 bytes, 1=256 bytes */ -#define REG_UMI_NAND_ECC_CSR_256BYTE 0x00000080 -/* Enable ECC in hardware */ -#define REG_UMI_NAND_ECC_CSR_ECC_ENABLE 0x00000001 - -/* REG_UMI_BCH_CTRL_STATUS bits */ -/* Shift to Indicate Number of correctable errors detected */ -#define REG_UMI_BCH_CTRL_STATUS_NB_CORR_ERROR_SHIFT 20 -/* Indicate Number of correctable errors detected */ -#define REG_UMI_BCH_CTRL_STATUS_NB_CORR_ERROR 0x00F00000 -/* Indicate Errors detected during read but uncorrectable */ -#define REG_UMI_BCH_CTRL_STATUS_UNCORR_ERR 0x00080000 -/* Indicate Errors detected during read and are correctable */ -#define REG_UMI_BCH_CTRL_STATUS_CORR_ERR 0x00040000 -/* Flag indicates BCH's ECC status of read process are valid */ -#define REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID 0x00020000 -/* Flag indicates BCH's ECC status of write process are valid */ -#define REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID 0x00010000 -/* Pause ECC calculation */ -#define REG_UMI_BCH_CTRL_STATUS_PAUSE_ECC_DEC 0x00000010 -/* Enable Interrupt */ -#define REG_UMI_BCH_CTRL_STATUS_INT_EN 0x00000004 -/* Enable ECC during read */ -#define REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN 0x00000002 -/* Enable ECC during write */ -#define REG_UMI_BCH_CTRL_STATUS_ECC_WR_EN 0x00000001 -/* Mask for location */ -#define REG_UMI_BCH_ERR_LOC_MASK 0x00001FFF -/* location within a byte */ -#define REG_UMI_BCH_ERR_LOC_BYTE 0x00000007 -/* location within a word */ -#define REG_UMI_BCH_ERR_LOC_WORD 0x00000018 -/* location within a page (512 byte) */ -#define REG_UMI_BCH_ERR_LOC_PAGE 0x00001FE0 -#define REG_UMI_BCH_ERR_LOC_ADDR(index) (__REG32(HW_UMI_BASE + 0x64 + (index / 2)*4) >> ((index % 2) * 16)) -#endif diff --git a/arch/arm/mach-bcmring/include/mach/timer.h b/arch/arm/mach-bcmring/include/mach/timer.h deleted file mode 100644 index 5a94bbb032b..00000000000 --- a/arch/arm/mach-bcmring/include/mach/timer.h +++ /dev/null @@ -1,77 +0,0 @@ -/***************************************************************************** -* Copyright 2004 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -/* -* -***************************************************************************** -* -* timer.h -* -* PURPOSE: -* -* -* -* NOTES: -* -*****************************************************************************/ - -#if !defined(BCM_LINUX_TIMER_H) -#define BCM_LINUX_TIMER_H - -#if defined(__KERNEL__) - -/* ---- Include Files ---------------------------------------------------- */ -/* ---- Constants and Types ---------------------------------------------- */ - -typedef unsigned int timer_tick_count_t; -typedef unsigned int timer_tick_rate_t; -typedef unsigned int timer_msec_t; - -/* ---- Variable Externs ------------------------------------------------- */ -/* ---- Function Prototypes ---------------------------------------------- */ - -/**************************************************************************** -* -* timer_get_tick_count -* -* -***************************************************************************/ -timer_tick_count_t timer_get_tick_count(void); - -/**************************************************************************** -* -* timer_get_tick_rate -* -* -***************************************************************************/ -timer_tick_rate_t timer_get_tick_rate(void); - -/**************************************************************************** -* -* timer_get_msec -* -* -***************************************************************************/ -timer_msec_t timer_get_msec(void); - -/**************************************************************************** -* -* timer_ticks_to_msec -* -* -***************************************************************************/ -timer_msec_t timer_ticks_to_msec(timer_tick_count_t ticks); - -#endif /* __KERNEL__ */ -#endif /* BCM_LINUX_TIMER_H */ diff --git a/arch/arm/mach-bcmring/include/mach/timex.h b/arch/arm/mach-bcmring/include/mach/timex.h deleted file mode 100644 index 40d033ec589..00000000000 --- a/arch/arm/mach-bcmring/include/mach/timex.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * - * Integrator architecture timex specifications - * - * Copyright (C) 1999 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* - * Specifies the number of ticks per second - */ -#define CLOCK_TICK_RATE 100000 /* REG_SMT_TICKS_PER_SEC */ diff --git a/arch/arm/mach-bcmring/include/mach/uncompress.h b/arch/arm/mach-bcmring/include/mach/uncompress.h deleted file mode 100644 index 9c9821b7797..00000000000 --- a/arch/arm/mach-bcmring/include/mach/uncompress.h +++ /dev/null @@ -1,43 +0,0 @@ -/***************************************************************************** -* Copyright 2005 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ -#include <mach/csp/mm_addr.h> - -#define BCMRING_UART_0_DR (*(volatile unsigned int *)MM_ADDR_IO_UARTA) -#define BCMRING_UART_0_FR (*(volatile unsigned int *)(MM_ADDR_IO_UARTA + 0x18)) -/* - * This does not append a newline - */ -static inline void putc(int c) -{ - /* Send out UARTA */ - while (BCMRING_UART_0_FR & (1 << 5)) - ; - - BCMRING_UART_0_DR = c; -} - - -static inline void flush(void) -{ - /* Wait for the tx fifo to be empty */ - while ((BCMRING_UART_0_FR & (1 << 7)) == 0) - ; - - /* Wait for the final character to be sent on the txd line */ - while (BCMRING_UART_0_FR & (1 << 3)) - ; -} - -#define arch_decomp_setup() -#define arch_decomp_wdog() diff --git a/arch/arm/mach-bcmring/irq.c b/arch/arm/mach-bcmring/irq.c deleted file mode 100644 index 437fa683bcb..00000000000 --- a/arch/arm/mach-bcmring/irq.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * - * Copyright (C) 1999 ARM Limited - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include <linux/init.h> -#include <linux/stddef.h> -#include <linux/list.h> -#include <linux/timer.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/irq.h> - -#include <asm/mach/irq.h> -#include <mach/csp/intcHw_reg.h> -#include <mach/csp/mm_io.h> - -static void bcmring_mask_irq0(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_INTC0_START), - MM_IO_BASE_INTC0 + INTCHW_INTENCLEAR); -} - -static void bcmring_unmask_irq0(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_INTC0_START), - MM_IO_BASE_INTC0 + INTCHW_INTENABLE); -} - -static void bcmring_mask_irq1(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_INTC1_START), - MM_IO_BASE_INTC1 + INTCHW_INTENCLEAR); -} - -static void bcmring_unmask_irq1(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_INTC1_START), - MM_IO_BASE_INTC1 + INTCHW_INTENABLE); -} - -static void bcmring_mask_irq2(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_SINTC_START), - MM_IO_BASE_SINTC + INTCHW_INTENCLEAR); -} - -static void bcmring_unmask_irq2(struct irq_data *d) -{ - writel(1 << (d->irq - IRQ_SINTC_START), - MM_IO_BASE_SINTC + INTCHW_INTENABLE); -} - -static struct irq_chip bcmring_irq0_chip = { - .name = "ARM-INTC0", - .irq_ack = bcmring_mask_irq0, - .irq_mask = bcmring_mask_irq0, /* mask a specific interrupt, blocking its delivery. */ - .irq_unmask = bcmring_unmask_irq0, /* unmaks an interrupt */ -}; - -static struct irq_chip bcmring_irq1_chip = { - .name = "ARM-INTC1", - .irq_ack = bcmring_mask_irq1, - .irq_mask = bcmring_mask_irq1, - .irq_unmask = bcmring_unmask_irq1, -}; - -static struct irq_chip bcmring_irq2_chip = { - .name = "ARM-SINTC", - .irq_ack = bcmring_mask_irq2, - .irq_mask = bcmring_mask_irq2, - .irq_unmask = bcmring_unmask_irq2, -}; - -static void vic_init(void __iomem *base, struct irq_chip *chip, - unsigned int irq_start, unsigned int vic_sources) -{ - unsigned int i; - for (i = 0; i < 32; i++) { - unsigned int irq = irq_start + i; - irq_set_chip(irq, chip); - irq_set_chip_data(irq, base); - - if (vic_sources & (1 << i)) { - irq_set_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID | IRQF_PROBE); - } - } - writel(0, base + INTCHW_INTSELECT); - writel(0, base + INTCHW_INTENABLE); - writel(~0, base + INTCHW_INTENCLEAR); - writel(0, base + INTCHW_IRQSTATUS); - writel(~0, base + INTCHW_SOFTINTCLEAR); -} - -void __init bcmring_init_irq(void) -{ - vic_init((void __iomem *)MM_IO_BASE_INTC0, &bcmring_irq0_chip, - IRQ_INTC0_START, IRQ_INTC0_VALID_MASK); - vic_init((void __iomem *)MM_IO_BASE_INTC1, &bcmring_irq1_chip, - IRQ_INTC1_START, IRQ_INTC1_VALID_MASK); - vic_init((void __iomem *)MM_IO_BASE_SINTC, &bcmring_irq2_chip, - IRQ_SINTC_START, IRQ_SINTC_VALID_MASK); - - /* special cases */ - if (INTCHW_INTC1_GPIO0 & IRQ_INTC1_VALID_MASK) { - irq_set_handler(IRQ_GPIO0, handle_simple_irq); - } - if (INTCHW_INTC1_GPIO1 & IRQ_INTC1_VALID_MASK) { - irq_set_handler(IRQ_GPIO1, handle_simple_irq); - } -} diff --git a/arch/arm/mach-bcmring/mm.c b/arch/arm/mach-bcmring/mm.c deleted file mode 100644 index 1adec78ec94..00000000000 --- a/arch/arm/mach-bcmring/mm.c +++ /dev/null @@ -1,60 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/platform_device.h> -#include <linux/dma-mapping.h> -#include <asm/page.h> -#include <asm/mach/map.h> - -#include <mach/hardware.h> -#include <mach/csp/mm_io.h> - -#define IO_DESC(va, sz) { .virtual = va, \ - .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \ - .length = sz, \ - .type = MT_DEVICE } - -#define MEM_DESC(va, sz) { .virtual = va, \ - .pfn = __phys_to_pfn(HW_IO_VIRT_TO_PHYS(va)), \ - .length = sz, \ - .type = MT_MEMORY } - -static struct map_desc bcmring_io_desc[] __initdata = { - IO_DESC(MM_IO_BASE_NAND, SZ_64K), /* phys:0x28000000-0x28000FFF virt:0xE8000000-0xE8000FFF size:0x00010000 */ - IO_DESC(MM_IO_BASE_UMI, SZ_64K), /* phys:0x2C000000-0x2C000FFF virt:0xEC000000-0xEC000FFF size:0x00010000 */ - - IO_DESC(MM_IO_BASE_BROM, SZ_64K), /* phys:0x30000000-0x3000FFFF virt:0xF3000000-0xF300FFFF size:0x00010000 */ - MEM_DESC(MM_IO_BASE_ARAM, SZ_1M), /* phys:0x31000000-0x31FFFFFF virt:0xF3100000-0xF31FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_DMA0, SZ_1M), /* phys:0x32000000-0x32FFFFFF virt:0xF3200000-0xF32FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_DMA1, SZ_1M), /* phys:0x33000000-0x33FFFFFF virt:0xF3300000-0xF33FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_ESW, SZ_1M), /* phys:0x34000000-0x34FFFFFF virt:0xF3400000-0xF34FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_CLCD, SZ_1M), /* phys:0x35000000-0x35FFFFFF virt:0xF3500000-0xF35FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_APM, SZ_1M), /* phys:0x36000000-0x36FFFFFF virt:0xF3600000-0xF36FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_SPUM, SZ_1M), /* phys:0x37000000-0x37FFFFFF virt:0xF3700000-0xF37FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_VPM_PROG, SZ_1M), /* phys:0x38000000-0x38FFFFFF virt:0xF3800000-0xF38FFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_VPM_DATA, SZ_1M), /* phys:0x3A000000-0x3AFFFFFF virt:0xF3A00000-0xF3AFFFFF size:0x01000000 */ - - IO_DESC(MM_IO_BASE_VRAM, SZ_64K), /* phys:0x40000000-0x4000FFFF virt:0xF4000000-0xF400FFFF size:0x00010000 */ - IO_DESC(MM_IO_BASE_CHIPC, SZ_16M), /* phys:0x80000000-0x80FFFFFF virt:0xF8000000-0xF8FFFFFF size:0x01000000 */ - IO_DESC(MM_IO_BASE_VPM_EXTMEM_RSVD, - SZ_16M), /* phys:0x0F000000-0x0FFFFFFF virt:0xF0000000-0xF0FFFFFF size:0x01000000 */ -}; - -void __init bcmring_map_io(void) -{ - - iotable_init(bcmring_io_desc, ARRAY_SIZE(bcmring_io_desc)); - /* Maximum DMA memory allowed is 14M */ - init_consistent_dma_size(14 << 20); -} diff --git a/arch/arm/mach-bcmring/timer.c b/arch/arm/mach-bcmring/timer.c deleted file mode 100644 index af9c3d7e2a0..00000000000 --- a/arch/arm/mach-bcmring/timer.c +++ /dev/null @@ -1,61 +0,0 @@ -/***************************************************************************** -* Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. -* -* Unless you and Broadcom execute a separate written software license -* agreement governing use of this software, this software is licensed to you -* under the terms of the GNU General Public License version 2, available at -* http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). -* -* Notwithstanding the above, under no circumstances may you combine this -* software in any way with any other Broadcom software provided under a -* license other than the GPL, without Broadcom's express prior written -* consent. -*****************************************************************************/ - -#include <linux/types.h> -#include <linux/module.h> -#include <csp/tmrHw.h> - -#include <mach/timer.h> -/* The core.c file initializes timers 1 and 3 as a linux clocksource. */ -/* The real time clock should probably be the real linux clocksource. */ -/* In the meantime, this file should agree with core.c as to the */ -/* profiling timer. If the clocksource is moved to rtc later, then */ -/* we can init the profiling timer here instead. */ - -/* Timer 1 provides 25MHz resolution syncrhonized to scheduling and APM timing */ -/* Timer 3 provides bus freqeuncy sychronized to ACLK, but spread spectrum will */ -/* affect synchronization with scheduling and APM timing. */ - -#define PROF_TIMER 1 - -timer_tick_rate_t timer_get_tick_rate(void) -{ - return tmrHw_getCountRate(PROF_TIMER); -} - -timer_tick_count_t timer_get_tick_count(void) -{ - return tmrHw_GetCurrentCount(PROF_TIMER); /* change downcounter to upcounter */ -} - -timer_msec_t timer_ticks_to_msec(timer_tick_count_t ticks) -{ - static int tickRateMsec; - - if (tickRateMsec == 0) { - tickRateMsec = timer_get_tick_rate() / 1000; - } - - return ticks / tickRateMsec; -} - -timer_msec_t timer_get_msec(void) -{ - return timer_ticks_to_msec(timer_get_tick_count()); -} - -EXPORT_SYMBOL(timer_get_tick_count); -EXPORT_SYMBOL(timer_ticks_to_msec); -EXPORT_SYMBOL(timer_get_tick_rate); -EXPORT_SYMBOL(timer_get_msec); diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig index ea036d62158..e6135363765 100644 --- a/arch/arm/mach-clps711x/Kconfig +++ b/arch/arm/mach-clps711x/Kconfig @@ -16,12 +16,6 @@ config ARCH_CDB89712 The board includes 2 serial ports, Ethernet, IRDA, and expansion headers. It comes with 16 MB SDRAM and 8 MB flash ROM. -config ARCH_CEIVA - bool "CEIVA" - help - Say Y here if you intend to run this kernel on the Ceiva/Polaroid - PhotoMax Digital Picture Frame. - config ARCH_CLEP7312 bool "CLEP7312" help diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile index f2f0256232e..aed9eb66449 100644 --- a/arch/arm/mach-clps711x/Makefile +++ b/arch/arm/mach-clps711x/Makefile @@ -9,7 +9,6 @@ obj-m := obj-n := obj- := -obj-$(CONFIG_ARCH_CEIVA) += ceiva.o obj-$(CONFIG_ARCH_AUTCPU12) += autcpu12.o obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o diff --git a/arch/arm/mach-clps711x/ceiva.c b/arch/arm/mach-clps711x/ceiva.c deleted file mode 100644 index a70147e347a..00000000000 --- a/arch/arm/mach-clps711x/ceiva.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/arch-ceiva.c - * - * Copyright (C) 2002, Rob Scott <rscott@mtrob.fdns.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include <linux/init.h> -#include <linux/types.h> -#include <linux/string.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include <linux/kernel.h> - -#include <mach/hardware.h> -#include <asm/page.h> -#include <asm/pgtable.h> -#include <asm/sizes.h> - -#include <asm/mach/map.h> - -#include "common.h" - -static struct map_desc ceiva_io_desc[] __initdata = { - /* SED1355 controlled video RAM & registers */ - { - .virtual = CEIVA_VIRT_SED1355, - .pfn = __phys_to_pfn(CEIVA_PHYS_SED1355), - .length = SZ_2M, - .type = MT_DEVICE - } -}; - - -static void __init ceiva_map_io(void) -{ - clps711x_map_io(); - iotable_init(ceiva_io_desc, ARRAY_SIZE(ceiva_io_desc)); -} - - -MACHINE_START(CEIVA, "CEIVA/Polaroid Photo MAX Digital Picture Frame") - /* Maintainer: Rob Scott */ - .atag_offset = 0x100, - .map_io = ceiva_map_io, - .init_irq = clps711x_init_irq, - .timer = &clps711x_timer, - .restart = clps711x_restart, -MACHINE_END diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index f15293bd797..509243d89a3 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -19,24 +19,25 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#include <linux/kernel.h> -#include <linux/mm.h> +#include <linux/io.h> #include <linux/init.h> #include <linux/interrupt.h> -#include <linux/io.h> #include <linux/irq.h> -#include <linux/sched.h> +#include <linux/clk.h> +#include <linux/clkdev.h> +#include <linux/clk-provider.h> #include <asm/sizes.h> -#include <mach/hardware.h> -#include <asm/irq.h> -#include <asm/leds.h> -#include <asm/pgtable.h> -#include <asm/page.h> #include <asm/mach/map.h> #include <asm/mach/time.h> #include <asm/system_misc.h> +#include <mach/hardware.h> + +static struct clk *clk_pll, *clk_bus, *clk_uart, *clk_timerl, *clk_timerh, + *clk_tint, *clk_spi; +static unsigned long latch; + /* * This maps the generic CLPS711x registers */ @@ -166,8 +167,8 @@ void __init clps711x_init_irq(void) static unsigned long clps711x_gettimeoffset(void) { unsigned long hwticks; - hwticks = LATCH - (clps_readl(TC2D) & 0xffff); /* since last underflow */ - return (hwticks * (tick_nsec / 1000)) / LATCH; + hwticks = latch - (clps_readl(TC2D) & 0xffff); + return (hwticks * (tick_nsec / 1000)) / latch; } /* @@ -185,15 +186,71 @@ static struct irqaction clps711x_timer_irq = { .handler = p720t_timer_interrupt, }; +static void add_fixed_clk(struct clk *clk, const char *name, int rate) +{ + clk = clk_register_fixed_rate(NULL, name, NULL, CLK_IS_ROOT, rate); + clk_register_clkdev(clk, name, NULL); +} + static void __init clps711x_timer_init(void) { - unsigned int syscon; + int osc, ext, pll, cpu, bus, timl, timh, uart, spi; + u32 tmp; + + osc = 3686400; + ext = 13000000; + + tmp = clps_readl(PLLR) >> 24; + if (tmp) + pll = (osc * tmp) / 2; + else + pll = 73728000; /* Default value */ + + tmp = clps_readl(SYSFLG2); + if (tmp & SYSFLG2_CKMODE) { + cpu = ext; + bus = cpu; + spi = 135400; + } else { + cpu = pll; + if (cpu >= 36864000) + bus = cpu / 2; + else + bus = 36864000 / 2; + spi = cpu / 576; + } + + uart = bus / 10; + + if (tmp & SYSFLG2_CKMODE) { + tmp = clps_readl(SYSCON2); + if (tmp & SYSCON2_OSTB) + timh = ext / 26; + else + timh = 541440; + } else + timh = cpu / 144; + + timl = timh / 256; + + /* All clocks are fixed */ + add_fixed_clk(clk_pll, "pll", pll); + add_fixed_clk(clk_bus, "bus", bus); + add_fixed_clk(clk_uart, "uart", uart); + add_fixed_clk(clk_timerl, "timer_lf", timl); + add_fixed_clk(clk_timerh, "timer_hf", timh); + add_fixed_clk(clk_tint, "tint", 64); + add_fixed_clk(clk_spi, "spi", spi); + + pr_info("CPU frequency set at %i Hz.\n", cpu); + + latch = (timh + HZ / 2) / HZ; - syscon = clps_readl(SYSCON1); - syscon |= SYSCON1_TC2S | SYSCON1_TC2M; - clps_writel(syscon, SYSCON1); + tmp = clps_readl(SYSCON1); + tmp |= SYSCON1_TC2S | SYSCON1_TC2M; + clps_writel(tmp, SYSCON1); - clps_writel(LATCH-1, TC2D); /* 512kHz / 100Hz - 1 */ + clps_writel(latch - 1, TC2D); setup_irq(IRQ_TC2OI, &clps711x_timer_irq); } diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h index 1dd806f2847..c82e21ca49c 100644 --- a/arch/arm/mach-clps711x/include/mach/clps711x.h +++ b/arch/arm/mach-clps711x/include/mach/clps711x.h @@ -31,8 +31,8 @@ #define PBDDR (0x0041) #define PCDDR (0x0042) #define PDDDR (0x0043) -#define PEDR (0x0080) -#define PEDDR (0x00c0) +#define PEDR (0x0083) +#define PEDDR (0x00c3) #define SYSCON1 (0x0100) #define SYSFLG1 (0x0140) #define MEMCFG1 (0x0180) @@ -77,7 +77,7 @@ #define KBDEOI (0x1700) #define DAIR (0x2000) -#define DAIR0 (0x2040) +#define DAIDR0 (0x2040) #define DAIDR1 (0x2080) #define DAIDR2 (0x20c0) #define DAISR (0x2100) @@ -191,8 +191,7 @@ #define UBRLCR_WRDLEN8 (3 << 17) #define UBRLCR_WRDLEN_MASK (3 << 17) -#define SYNCIO_FRMLEN(x) (((x) & 0x3f) << 7) -#define SYNCIO_CFGLEN(x) ((x) & 0x7f) +#define SYNCIO_FRMLEN(x) (((x) & 0x1f) << 8) #define SYNCIO_SMCKEN (1 << 13) #define SYNCIO_TXFRMEN (1 << 14) diff --git a/arch/arm/mach-clps711x/include/mach/debug-macro.S b/arch/arm/mach-clps711x/include/mach/debug-macro.S index 118b3d93057..cb3684f8dae 100644 --- a/arch/arm/mach-clps711x/include/mach/debug-macro.S +++ b/arch/arm/mach-clps711x/include/mach/debug-macro.S @@ -28,17 +28,11 @@ .endm .macro waituart,rd,rx -1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx - tst \rd, #1 << 11 @ UBUSYx - bne 1001b .endm .macro busyuart,rd,rx - tst \rx, #0x1000 @ UART2 does not have CTS here - bne 1002f 1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx - tst \rd, #1 << 8 @ CTS + tst \rd, #1 << 11 @ UBUSYx bne 1001b -1002: .endm diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index 13a64fcd7dd..8497775d6ee 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -116,7 +116,6 @@ #endif /* CONFIG_ARCH_EDB7211 */ - /* * Relevant bits in port D, which controls power to the various parts of * the LCD on the EDB7211. @@ -125,51 +124,4 @@ #define EDB_PD2_LCDEN (1<<2) #define EDB_PD3_LCDBL (1<<3) - -#if defined (CONFIG_ARCH_CEIVA) - -/* - * The two flash banks are wired to chip selects 0 and 1. This is the mapping - * for them. - * - * nCS0 and nCS1 are at 0x70000000 and 0x60000000, respectively, when running - * in jumpered boot mode. - */ -#define CEIVA_PHYS_FLASH1 CS0_PHYS_BASE /* physical */ -#define CEIVA_PHYS_FLASH2 CS1_PHYS_BASE /* physical */ - -#define CEIVA_VIRT_FLASH1 (0xfa000000) /* virtual */ -#define CEIVA_VIRT_FLASH2 (0xfb000000) /* virtual */ - -#define CEIVA_FLASH_SIZE 0x100000 -#define CEIVA_FLASH_WIDTH 2 - -/* - * SED1355 LCD controller - */ -#define CEIVA_PHYS_SED1355 CS2_PHYS_BASE -#define CEIVA_VIRT_SED1355 (0xfc000000) - -/* - * Relevant bits in port D, which controls power to the various parts of - * the LCD on the Ceiva Photo Max, and reset to the LCD controller. - */ - -// Reset line to SED1355 (must be high to operate) -#define CEIVA_PD1_LCDRST (1<<1) -// LCD panel enable (set to one, to enable LCD) -#define CEIVA_PD4_LCDEN (1<<4) -// Backlight (set to one, to turn on backlight -#define CEIVA_PD5_LCDBL (1<<5) - -/* - * Relevant bits in port B, which report the status of the buttons. - */ - -// White button -#define CEIVA_PB4_WHT_BTN (1<<4) -// Black button -#define CEIVA_PB0_BLK_BTN (1<<0) -#endif // #if defined (CONFIG_ARCH_CEIVA) - #endif diff --git a/arch/arm/mach-clps711x/include/mach/timex.h b/arch/arm/mach-clps711x/include/mach/timex.h index ac8823ccff9..de6fd192d1c 100644 --- a/arch/arm/mach-clps711x/include/mach/timex.h +++ b/arch/arm/mach-clps711x/include/mach/timex.h @@ -1,23 +1,2 @@ -/* - * arch/arm/mach-clps711x/include/mach/timex.h - * - * Prospector 720T architecture timex specifications - * - * Copyright (C) 2000 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - +/* Bogus value */ #define CLOCK_TICK_RATE 512000 diff --git a/arch/arm/mach-gemini/irq.c b/arch/arm/mach-gemini/irq.c index ca70e5fcc7a..020852d3bdd 100644 --- a/arch/arm/mach-gemini/irq.c +++ b/arch/arm/mach-gemini/irq.c @@ -17,6 +17,7 @@ #include <linux/sched.h> #include <asm/irq.h> #include <asm/mach/irq.h> +#include <asm/system_misc.h> #include <mach/hardware.h> #define IRQ_SOURCE(base_addr) (base_addr + 0x00) diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index fdd8cc87c9f..4431a62fff5 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -222,10 +222,8 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0"); clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0"); clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[ssi1_ipg_per], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi2_ipg_per], "per", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_ipg], "ipg", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0"); diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index c6422fb10ba..65fb8bcd86c 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -230,10 +230,8 @@ int __init mx35_clocks_init() clk_register_clkdev(clk[ipu_gate], NULL, "mx3_sdc_fb"); clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1"); clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_div_post], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_div_post], "per", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1"); /* i.mx35 has the i.mx21 type uart */ clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0"); clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.0"); diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 3226077735b..1201191d7f1 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -517,6 +517,13 @@ void __init kirkwood_wdt_init(void) void __init kirkwood_init_early(void) { orion_time_set_base(TIMER_VIRT_BASE); + + /* + * Some Kirkwood devices allocate their coherent buffers from atomic + * context. Increase size of atomic coherent pool to make sure such + * the allocations won't fail. + */ + init_dma_coherent_pool_size(SZ_1M); } int kirkwood_tclk; diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c index d9335937959..be90b7d0e10 100644 --- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c +++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c @@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/init.h> +#include <linux/sizes.h> #include <linux/platform_device.h> #include <linux/mtd/partitions.h> #include <linux/ata_platform.h> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index fcd4e85c4dd..346fd26f3aa 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -232,10 +232,11 @@ config MACH_OMAP3_PANDORA select OMAP_PACKAGE_CBB select REGULATOR_FIXED_VOLTAGE if REGULATOR -config MACH_OMAP3_TOUCHBOOK +config MACH_TOUCHBOOK bool "OMAP3 Touch Book" depends on ARCH_OMAP3 default y + select OMAP_PACKAGE_CBB config MACH_OMAP_3430SDP bool "OMAP 3430 SDP board" diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index f6a24b3f9c4..34c2c7f59f0 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -255,7 +255,7 @@ obj-$(CONFIG_MACH_OMAP_3630SDP) += board-zoom-display.o obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o -obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o +obj-$(CONFIG_MACH_TOUCHBOOK) += board-omap3touchbook.o obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 0d362e9f9cb..3d2a988e3d9 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -32,6 +32,7 @@ #include <linux/spi/ads7846.h> #include <linux/i2c/twl.h> #include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> #include <linux/smsc911x.h> #include <linux/wl12xx.h> diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c index 25bbcc7ca4d..ae27de8899a 100644 --- a/arch/arm/mach-omap2/clock33xx_data.c +++ b/arch/arm/mach-omap2/clock33xx_data.c @@ -1036,13 +1036,13 @@ static struct omap_clk am33xx_clks[] = { CLK(NULL, "mmu_fck", &mmu_fck, CK_AM33XX), CLK(NULL, "smartreflex0_fck", &smartreflex0_fck, CK_AM33XX), CLK(NULL, "smartreflex1_fck", &smartreflex1_fck, CK_AM33XX), - CLK(NULL, "gpt1_fck", &timer1_fck, CK_AM33XX), - CLK(NULL, "gpt2_fck", &timer2_fck, CK_AM33XX), - CLK(NULL, "gpt3_fck", &timer3_fck, CK_AM33XX), - CLK(NULL, "gpt4_fck", &timer4_fck, CK_AM33XX), - CLK(NULL, "gpt5_fck", &timer5_fck, CK_AM33XX), - CLK(NULL, "gpt6_fck", &timer6_fck, CK_AM33XX), - CLK(NULL, "gpt7_fck", &timer7_fck, CK_AM33XX), + CLK(NULL, "timer1_fck", &timer1_fck, CK_AM33XX), + CLK(NULL, "timer2_fck", &timer2_fck, CK_AM33XX), + CLK(NULL, "timer3_fck", &timer3_fck, CK_AM33XX), + CLK(NULL, "timer4_fck", &timer4_fck, CK_AM33XX), + CLK(NULL, "timer5_fck", &timer5_fck, CK_AM33XX), + CLK(NULL, "timer6_fck", &timer6_fck, CK_AM33XX), + CLK(NULL, "timer7_fck", &timer7_fck, CK_AM33XX), CLK(NULL, "usbotg_fck", &usbotg_fck, CK_AM33XX), CLK(NULL, "ieee5000_fck", &ieee5000_fck, CK_AM33XX), CLK(NULL, "wdt1_fck", &wdt1_fck, CK_AM33XX), diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c index a0d68dbecfa..f99e65cfb86 100644 --- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c @@ -241,6 +241,52 @@ static void omap3_clkdm_deny_idle(struct clockdomain *clkdm) _clkdm_del_autodeps(clkdm); } +static int omap3xxx_clkdm_clk_enable(struct clockdomain *clkdm) +{ + bool hwsup = false; + + if (!clkdm->clktrctrl_mask) + return 0; + + hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs, + clkdm->clktrctrl_mask); + + if (hwsup) { + /* Disable HW transitions when we are changing deps */ + _disable_hwsup(clkdm); + _clkdm_add_autodeps(clkdm); + _enable_hwsup(clkdm); + } else { + if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP) + omap3_clkdm_wakeup(clkdm); + } + + return 0; +} + +static int omap3xxx_clkdm_clk_disable(struct clockdomain *clkdm) +{ + bool hwsup = false; + + if (!clkdm->clktrctrl_mask) + return 0; + + hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs, + clkdm->clktrctrl_mask); + + if (hwsup) { + /* Disable HW transitions when we are changing deps */ + _disable_hwsup(clkdm); + _clkdm_del_autodeps(clkdm); + _enable_hwsup(clkdm); + } else { + if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP) + omap3_clkdm_sleep(clkdm); + } + + return 0; +} + struct clkdm_ops omap2_clkdm_operations = { .clkdm_add_wkdep = omap2_clkdm_add_wkdep, .clkdm_del_wkdep = omap2_clkdm_del_wkdep, @@ -267,6 +313,6 @@ struct clkdm_ops omap3_clkdm_operations = { .clkdm_wakeup = omap3_clkdm_wakeup, .clkdm_allow_idle = omap3_clkdm_allow_idle, .clkdm_deny_idle = omap3_clkdm_deny_idle, - .clkdm_clk_enable = omap2_clkdm_clk_enable, - .clkdm_clk_disable = omap2_clkdm_clk_disable, + .clkdm_clk_enable = omap3xxx_clkdm_clk_enable, + .clkdm_clk_disable = omap3xxx_clkdm_clk_disable, }; diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h index 766338fe4d3..975f6bda0e0 100644 --- a/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -67,6 +67,7 @@ #define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0) /* CM_IDLEST_IVA2 */ +#define OMAP3430_ST_IVA2_SHIFT 0 #define OMAP3430_ST_IVA2_MASK (1 << 0) /* CM_IDLEST_PLL_IVA2 */ diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index 05fdebfaa19..330d4c6e746 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -46,7 +46,7 @@ static void __iomem *wakeupgen_base; static void __iomem *sar_base; static DEFINE_SPINLOCK(wakeupgen_lock); -static unsigned int irq_target_cpu[NR_IRQS]; +static unsigned int irq_target_cpu[MAX_IRQS]; static unsigned int irq_banks = MAX_NR_REG_BANKS; static unsigned int max_irqs = MAX_IRQS; static unsigned int omap_secure_apis; diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 6ca8e519968..37afbd173c2 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1889,6 +1889,7 @@ static int _enable(struct omap_hwmod *oh) _enable_sysc(oh); } } else { + _omap4_disable_module(oh); _disable_clocks(oh); pr_debug("omap_hwmod: %s: _wait_target_ready: %d\n", oh->name, r); diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index c9e38200216..ce7e6068768 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -100,9 +100,9 @@ static struct omap_hwmod omap3xxx_mpu_hwmod = { /* IVA2 (IVA2) */ static struct omap_hwmod_rst_info omap3xxx_iva_resets[] = { - { .name = "logic", .rst_shift = 0 }, - { .name = "seq0", .rst_shift = 1 }, - { .name = "seq1", .rst_shift = 2 }, + { .name = "logic", .rst_shift = 0, .st_shift = 8 }, + { .name = "seq0", .rst_shift = 1, .st_shift = 9 }, + { .name = "seq1", .rst_shift = 2, .st_shift = 10 }, }; static struct omap_hwmod omap3xxx_iva_hwmod = { @@ -112,6 +112,15 @@ static struct omap_hwmod omap3xxx_iva_hwmod = { .rst_lines = omap3xxx_iva_resets, .rst_lines_cnt = ARRAY_SIZE(omap3xxx_iva_resets), .main_clk = "iva2_ck", + .prcm = { + .omap2 = { + .module_offs = OMAP3430_IVA2_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT, + } + }, }; /* timer class */ diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 242aee498ce..afb60917a94 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -4210,7 +4210,7 @@ static struct omap_hwmod_ocp_if omap44xx_dsp__iva = { }; /* dsp -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_dsp__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_dsp__sl2if = { .master = &omap44xx_dsp_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "dpll_iva_m5x2_ck", @@ -4828,7 +4828,7 @@ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iss = { }; /* iva -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_iva__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_iva__sl2if = { .master = &omap44xx_iva_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "dpll_iva_m5x2_ck", @@ -5362,7 +5362,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_wkup__scrm = { }; /* l3_main_2 -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_l3_main_2__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l3_main_2__sl2if = { .master = &omap44xx_l3_main_2_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "l3_div_ck", @@ -6032,7 +6032,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_abe__dmic, &omap44xx_l4_abe__dmic_dma, &omap44xx_dsp__iva, - &omap44xx_dsp__sl2if, + /* &omap44xx_dsp__sl2if, */ &omap44xx_l4_cfg__dsp, &omap44xx_l3_main_2__dss, &omap44xx_l4_per__dss, @@ -6068,7 +6068,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_per__i2c4, &omap44xx_l3_main_2__ipu, &omap44xx_l3_main_2__iss, - &omap44xx_iva__sl2if, + /* &omap44xx_iva__sl2if, */ &omap44xx_l3_main_2__iva, &omap44xx_l4_wkup__kbd, &omap44xx_l4_cfg__mailbox, @@ -6099,7 +6099,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_cfg__cm_core, &omap44xx_l4_wkup__prm, &omap44xx_l4_wkup__scrm, - &omap44xx_l3_main_2__sl2if, + /* &omap44xx_l3_main_2__sl2if, */ &omap44xx_l4_abe__slimbus1, &omap44xx_l4_abe__slimbus1_dma, &omap44xx_l4_per__slimbus2, diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c index d52651a05da..874aecc0fac 100644 --- a/arch/arm/mach-omap2/omap_phy_internal.c +++ b/arch/arm/mach-omap2/omap_phy_internal.c @@ -31,144 +31,6 @@ #include <plat/usb.h> #include "control.h" -/* OMAP control module register for UTMI PHY */ -#define CONTROL_DEV_CONF 0x300 -#define PHY_PD 0x1 - -#define USBOTGHS_CONTROL 0x33c -#define AVALID BIT(0) -#define BVALID BIT(1) -#define VBUSVALID BIT(2) -#define SESSEND BIT(3) -#define IDDIG BIT(4) - -static struct clk *phyclk, *clk48m, *clk32k; -static void __iomem *ctrl_base; -static int usbotghs_control; - -int omap4430_phy_init(struct device *dev) -{ - ctrl_base = ioremap(OMAP443X_SCM_BASE, SZ_1K); - if (!ctrl_base) { - pr_err("control module ioremap failed\n"); - return -ENOMEM; - } - /* Power down the phy */ - __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); - - if (!dev) { - iounmap(ctrl_base); - return 0; - } - - phyclk = clk_get(dev, "ocp2scp_usb_phy_ick"); - if (IS_ERR(phyclk)) { - dev_err(dev, "cannot clk_get ocp2scp_usb_phy_ick\n"); - iounmap(ctrl_base); - return PTR_ERR(phyclk); - } - - clk48m = clk_get(dev, "ocp2scp_usb_phy_phy_48m"); - if (IS_ERR(clk48m)) { - dev_err(dev, "cannot clk_get ocp2scp_usb_phy_phy_48m\n"); - clk_put(phyclk); - iounmap(ctrl_base); - return PTR_ERR(clk48m); - } - - clk32k = clk_get(dev, "usb_phy_cm_clk32k"); - if (IS_ERR(clk32k)) { - dev_err(dev, "cannot clk_get usb_phy_cm_clk32k\n"); - clk_put(phyclk); - clk_put(clk48m); - iounmap(ctrl_base); - return PTR_ERR(clk32k); - } - return 0; -} - -int omap4430_phy_set_clk(struct device *dev, int on) -{ - static int state; - - if (on && !state) { - /* Enable the phy clocks */ - clk_enable(phyclk); - clk_enable(clk48m); - clk_enable(clk32k); - state = 1; - } else if (state) { - /* Disable the phy clocks */ - clk_disable(phyclk); - clk_disable(clk48m); - clk_disable(clk32k); - state = 0; - } - return 0; -} - -int omap4430_phy_power(struct device *dev, int ID, int on) -{ - if (on) { - if (ID) - /* enable VBUS valid, IDDIG groung */ - __raw_writel(AVALID | VBUSVALID, ctrl_base + - USBOTGHS_CONTROL); - else - /* - * Enable VBUS Valid, AValid and IDDIG - * high impedance - */ - __raw_writel(IDDIG | AVALID | VBUSVALID, - ctrl_base + USBOTGHS_CONTROL); - } else { - /* Enable session END and IDIG to high impedance. */ - __raw_writel(SESSEND | IDDIG, ctrl_base + - USBOTGHS_CONTROL); - } - return 0; -} - -int omap4430_phy_suspend(struct device *dev, int suspend) -{ - if (suspend) { - /* Disable the clocks */ - omap4430_phy_set_clk(dev, 0); - /* Power down the phy */ - __raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF); - - /* save the context */ - usbotghs_control = __raw_readl(ctrl_base + USBOTGHS_CONTROL); - } else { - /* Enable the internel phy clcoks */ - omap4430_phy_set_clk(dev, 1); - /* power on the phy */ - if (__raw_readl(ctrl_base + CONTROL_DEV_CONF) & PHY_PD) { - __raw_writel(~PHY_PD, ctrl_base + CONTROL_DEV_CONF); - mdelay(200); - } - - /* restore the context */ - __raw_writel(usbotghs_control, ctrl_base + USBOTGHS_CONTROL); - } - - return 0; -} - -int omap4430_phy_exit(struct device *dev) -{ - if (ctrl_base) - iounmap(ctrl_base); - if (phyclk) - clk_put(phyclk); - if (clk48m) - clk_put(clk48m); - if (clk32k) - clk_put(clk32k); - - return 0; -} - void am35x_musb_reset(void) { u32 regval; diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 2ff6d41ec6c..2ba4f57dda8 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -260,6 +260,7 @@ static u32 notrace dmtimer_read_sched_clock(void) return 0; } +#ifdef CONFIG_OMAP_32K_TIMER /* Setup free-running counter for clocksource */ static int __init omap2_sync32k_clocksource_init(void) { @@ -299,6 +300,12 @@ static int __init omap2_sync32k_clocksource_init(void) return ret; } +#else +static inline int omap2_sync32k_clocksource_init(void) +{ + return -ENODEV; +} +#endif static void __init omap2_gptimer_clocksource_init(int gptimer_id, const char *fck_source) diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c index db5ff664237..329b726012f 100644 --- a/arch/arm/mach-omap2/twl-common.c +++ b/arch/arm/mach-omap2/twl-common.c @@ -251,11 +251,6 @@ void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data, #if defined(CONFIG_ARCH_OMAP4) static struct twl4030_usb_data omap4_usb_pdata = { - .phy_init = omap4430_phy_init, - .phy_exit = omap4430_phy_exit, - .phy_power = omap4430_phy_power, - .phy_set_clock = omap4430_phy_set_clk, - .phy_suspend = omap4430_phy_suspend, }; static struct regulator_init_data omap4_vdac_idata = { diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index c4a57685666..e9b4b234dc5 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -117,7 +117,4 @@ void __init usb_musb_init(struct omap_musb_board_data *musb_board_data) dev->dma_mask = &musb_dmamask; dev->coherent_dma_mask = musb_dmamask; put_device(dev); - - if (cpu_is_omap44xx()) - omap4430_phy_init(dev); } diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 2f32aa64c2b..45b33e02dff 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -520,13 +520,14 @@ static struct platform_device hdmi_lcdc_device = { }; /* GPIO KEY */ -#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 } +#define GPIO_KEY(c, g, d, ...) \ + { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ } static struct gpio_keys_button gpio_buttons[] = { - GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW1"), - GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW2"), - GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW3"), - GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW4"), + GPIO_KEY(KEY_POWER, GPIO_PORT99, "SW3", .wakeup = 1), + GPIO_KEY(KEY_BACK, GPIO_PORT100, "SW4"), + GPIO_KEY(KEY_MENU, GPIO_PORT97, "SW5"), + GPIO_KEY(KEY_HOME, GPIO_PORT98, "SW6"), }; static struct gpio_keys_platform_data gpio_key_info = { @@ -901,8 +902,8 @@ static struct platform_device *eva_devices[] __initdata = { &camera_device, &ceu0_device, &fsi_device, - &fsi_hdmi_device, &fsi_wm8978_device, + &fsi_hdmi_device, }; static void __init eva_clock_init(void) diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index d271b464a8a..0dce90ee6cf 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -695,6 +695,7 @@ static struct platform_device usbhs0_device = { * - J30 "open" * - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET * - add .get_vbus = usbhs_get_vbus in usbhs1_private + * - check usbhs0_device(pio)/usbhs1_device(irq) order in mackerel_devices. */ #define IRQ8 evt2irq(0x0300) #define USB_PHY_MODE (1 << 4) @@ -1325,8 +1326,8 @@ static struct platform_device *mackerel_devices[] __initdata = { &nor_flash_device, &smc911x_device, &lcdc_device, - &usbhs1_device, &usbhs0_device, + &usbhs1_device, &leds_device, &fsi_device, &fsi_ak4643_device, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index 3a528cf4366..fcf5a47f477 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -67,7 +67,7 @@ static struct smsc911x_platform_config smsc911x_platdata = { static struct platform_device eth_device = { .name = "smsc911x", - .id = 0, + .id = -1, .dev = { .platform_data = &smsc911x_platdata, }, diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index a8b2dd77942..f0c5e519060 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -259,9 +259,9 @@ static int sh73a0_set_wake(struct irq_data *data, unsigned int on) return 0; /* always allow wakeup */ } -#define RELOC_BASE 0x1000 +#define RELOC_BASE 0x1200 -/* INTCA IRQ pins at INTCS + 0x1000 to make space for GIC+INTC handling */ +/* INTCA IRQ pins at INTCS + RELOC_BASE to make space for GIC+INTC handling */ #define INTCS_VECT_RELOC(n, vect) INTCS_VECT((n), (vect) + RELOC_BASE) INTC_IRQ_PINS_32(intca_irq_pins, 0xe6900000, diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index 9077aaa398d..b3226f80c98 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -34,7 +34,6 @@ config ARCH_TEGRA_3x_SOC select USB_ARCH_HAS_EHCI if USB_SUPPORT select USB_ULPI if USB select USB_ULPI_VIEWPORT if USB_SUPPORT - select USE_OF select ARM_ERRATA_743622 select ARM_ERRATA_751472 select ARM_ERRATA_754322 @@ -60,25 +59,6 @@ config TEGRA_AHB comment "Tegra board type" -config MACH_HARMONY - bool "Harmony board" - depends on ARCH_TEGRA_2x_SOC - help - Support for nVidia Harmony development platform - -config MACH_PAZ00 - bool "Paz00 board" - depends on ARCH_TEGRA_2x_SOC - help - Support for the Toshiba AC100/Dynabook AZ netbook - -config MACH_TRIMSLICE - bool "TrimSlice board" - depends on ARCH_TEGRA_2x_SOC - select TEGRA_PCI - help - Support for CompuLab TrimSlice platform - choice prompt "Default low-level debug console UART" default TEGRA_DEBUG_UART_NONE diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile index c3d7303b9ac..ef0aa96a619 100644 --- a/arch/arm/mach-tegra/Makefile +++ b/arch/arm/mach-tegra/Makefile @@ -1,6 +1,4 @@ -obj-y += board-pinmux.o obj-y += common.o -obj-y += devices.o obj-y += io.o obj-y += irq.o obj-y += clock.o @@ -12,27 +10,21 @@ obj-y += powergate.o obj-y += apbio.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o obj-$(CONFIG_CPU_IDLE) += sleep.o -obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra2_clocks.o +obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20_clocks.o +obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra20_clocks_data.o obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra2_emc.o obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30_clocks.o +obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += tegra30_clocks_data.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_SMP) += reset.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o obj-$(CONFIG_TEGRA_SYSTEM_DMA) += dma.o obj-$(CONFIG_CPU_FREQ) += cpu-tegra.o obj-$(CONFIG_TEGRA_PCI) += pcie.o -obj-$(CONFIG_USB_SUPPORT) += usb_phy.o obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-dt-tegra20.o obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += board-dt-tegra30.o -obj-$(CONFIG_MACH_HARMONY) += board-harmony.o -obj-$(CONFIG_MACH_HARMONY) += board-harmony-pinmux.o -obj-$(CONFIG_MACH_HARMONY) += board-harmony-pcie.o -obj-$(CONFIG_MACH_HARMONY) += board-harmony-power.o +obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-harmony-pcie.o -obj-$(CONFIG_MACH_PAZ00) += board-paz00.o -obj-$(CONFIG_MACH_PAZ00) += board-paz00-pinmux.o - -obj-$(CONFIG_MACH_TRIMSLICE) += board-trimslice.o -obj-$(CONFIG_MACH_TRIMSLICE) += board-trimslice-pinmux.o +obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-paz00.o diff --git a/arch/arm/mach-tegra/apbio.c b/arch/arm/mach-tegra/apbio.c index dc0fe389be5..643a37809a1 100644 --- a/arch/arm/mach-tegra/apbio.c +++ b/arch/arm/mach-tegra/apbio.c @@ -293,12 +293,12 @@ static apbio_write_fptr apbio_write; static u32 tegra_apb_readl_direct(unsigned long offset) { - return readl(IO_TO_VIRT(offset)); + return readl(IO_ADDRESS(offset)); } static void tegra_apb_writel_direct(u32 value, unsigned long offset) { - writel(value, IO_TO_VIRT(offset)); + writel(value, IO_ADDRESS(offset)); } void tegra_apb_io_init(void) diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c index c0999633a9a..c3394443675 100644 --- a/arch/arm/mach-tegra/board-dt-tegra20.c +++ b/arch/arm/mach-tegra/board-dt-tegra20.c @@ -28,9 +28,11 @@ #include <linux/of_irq.h> #include <linux/of_platform.h> #include <linux/pda_power.h> +#include <linux/platform_data/tegra_usb.h> #include <linux/io.h> #include <linux/i2c.h> #include <linux/i2c-tegra.h> +#include <linux/usb/tegra_usb_phy.h> #include <asm/hardware/gic.h> #include <asm/mach-types.h> @@ -42,9 +44,31 @@ #include <mach/irqs.h> #include "board.h" -#include "board-harmony.h" #include "clock.h" -#include "devices.h" + +struct tegra_ehci_platform_data tegra_ehci1_pdata = { + .operating_mode = TEGRA_USB_OTG, + .power_down_on_bus_suspend = 1, + .vbus_gpio = -1, +}; + +struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = { + .reset_gpio = -1, + .clk = "cdev2", +}; + +struct tegra_ehci_platform_data tegra_ehci2_pdata = { + .phy_config = &tegra_ehci2_ulpi_phy_config, + .operating_mode = TEGRA_USB_HOST, + .power_down_on_bus_suspend = 1, + .vbus_gpio = -1, +}; + +struct tegra_ehci_platform_data tegra_ehci3_pdata = { + .operating_mode = TEGRA_USB_HOST, + .power_down_on_bus_suspend = 1, + .vbus_gpio = -1, +}; struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("nvidia,tegra20-sdhci", TEGRA_SDMMC1_BASE, "sdhci-tegra.0", NULL), @@ -71,6 +95,7 @@ struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = { static __initdata struct tegra_clk_init_table tegra_dt_clk_init_table[] = { /* name parent rate enabled */ + { "uarta", "pll_p", 216000000, true }, { "uartd", "pll_p", 216000000, true }, { "usbd", "clk_m", 12000000, false }, { "usb2", "clk_m", 12000000, false }, @@ -95,54 +120,40 @@ static void __init tegra_dt_init(void) tegra20_auxdata_lookup, NULL); } -#ifdef CONFIG_MACH_TRIMSLICE static void __init trimslice_init(void) { +#ifdef CONFIG_TEGRA_PCI int ret; ret = tegra_pcie_init(true, true); if (ret) pr_err("tegra_pci_init() failed: %d\n", ret); -} #endif +} -#ifdef CONFIG_MACH_HARMONY static void __init harmony_init(void) { +#ifdef CONFIG_TEGRA_PCI int ret; - ret = harmony_regulator_init(); - if (ret) { - pr_err("harmony_regulator_init() failed: %d\n", ret); - return; - } - ret = harmony_pcie_init(); if (ret) pr_err("harmony_pcie_init() failed: %d\n", ret); -} #endif +} -#ifdef CONFIG_MACH_PAZ00 static void __init paz00_init(void) { tegra_paz00_wifikill_init(); } -#endif static struct { char *machine; void (*init)(void); } board_init_funcs[] = { -#ifdef CONFIG_MACH_TRIMSLICE { "compulab,trimslice", trimslice_init }, -#endif -#ifdef CONFIG_MACH_HARMONY { "nvidia,harmony", harmony_init }, -#endif -#ifdef CONFIG_MACH_PAZ00 { "compal,paz00", paz00_init }, -#endif }; static void __init tegra_dt_init_late(void) diff --git a/arch/arm/mach-tegra/board-harmony-pcie.c b/arch/arm/mach-tegra/board-harmony-pcie.c index e8c3fda9bec..3cdc1bb8254 100644 --- a/arch/arm/mach-tegra/board-harmony-pcie.c +++ b/arch/arm/mach-tegra/board-harmony-pcie.c @@ -18,35 +18,57 @@ #include <linux/kernel.h> #include <linux/gpio.h> #include <linux/err.h> +#include <linux/of_gpio.h> #include <linux/regulator/consumer.h> #include <asm/mach-types.h> #include "board.h" -#include "board-harmony.h" #ifdef CONFIG_TEGRA_PCI int __init harmony_pcie_init(void) { + struct device_node *np; + int en_vdd_1v05; struct regulator *regulator = NULL; int err; - err = gpio_request(TEGRA_GPIO_EN_VDD_1V05_GPIO, "EN_VDD_1V05"); - if (err) + np = of_find_node_by_path("/regulators/regulator@3"); + if (!np) { + pr_err("%s: of_find_node_by_path failed\n", __func__); + return -ENODEV; + } + + en_vdd_1v05 = of_get_named_gpio(np, "gpio", 0); + if (en_vdd_1v05 < 0) { + pr_err("%s: of_get_named_gpio failed: %d\n", __func__, + en_vdd_1v05); + return en_vdd_1v05; + } + + err = gpio_request(en_vdd_1v05, "EN_VDD_1V05"); + if (err) { + pr_err("%s: gpio_request failed: %d\n", __func__, err); return err; + } - gpio_direction_output(TEGRA_GPIO_EN_VDD_1V05_GPIO, 1); + gpio_direction_output(en_vdd_1v05, 1); - regulator = regulator_get(NULL, "pex_clk"); - if (IS_ERR_OR_NULL(regulator)) + regulator = regulator_get(NULL, "vdd_ldo0,vddio_pex_clk"); + if (IS_ERR_OR_NULL(regulator)) { + pr_err("%s: regulator_get failed: %d\n", __func__, + (int)PTR_ERR(regulator)); goto err_reg; + } regulator_enable(regulator); err = tegra_pcie_init(true, true); - if (err) + if (err) { + pr_err("%s: tegra_pcie_init failed: %d\n", __func__, err); goto err_pcie; + } return 0; @@ -54,20 +76,9 @@ err_pcie: regulator_disable(regulator); regulator_put(regulator); err_reg: - gpio_free(TEGRA_GPIO_EN_VDD_1V05_GPIO); + gpio_free(en_vdd_1v05); return err; } -static int __init harmony_pcie_initcall(void) -{ - if (!machine_is_harmony()) - return 0; - - return harmony_pcie_init(); -} - -/* PCI should be initialized after I2C, mfd and regulators */ -subsys_initcall_sync(harmony_pcie_initcall); - #endif diff --git a/arch/arm/mach-tegra/board-harmony-pinmux.c b/arch/arm/mach-tegra/board-harmony-pinmux.c deleted file mode 100644 index 83d420fbc58..00000000000 --- a/arch/arm/mach-tegra/board-harmony-pinmux.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * arch/arm/mach-tegra/board-harmony-pinmux.c - * - * Copyright (C) 2010 Google, Inc. - * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> - -#include "board-harmony.h" -#include "board-pinmux.h" - -static struct pinctrl_map harmony_map[] = { - TEGRA_MAP_MUXCONF("ata", "ide", none, driven), - TEGRA_MAP_MUXCONF("atb", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("atc", "nand", none, driven), - TEGRA_MAP_MUXCONF("atd", "gmi", none, driven), - TEGRA_MAP_MUXCONF("ate", "gmi", none, driven), - TEGRA_MAP_MUXCONF("cdev1", "plla_out", none, driven), - TEGRA_MAP_MUXCONF("cdev2", "pllp_out4", down, tristate), - TEGRA_MAP_MUXCONF("crtp", "crt", none, tristate), - TEGRA_MAP_MUXCONF("csus", "vi_sensor_clk", down, tristate), - TEGRA_MAP_MUXCONF("dap1", "dap1", none, driven), - TEGRA_MAP_MUXCONF("dap2", "dap2", none, tristate), - TEGRA_MAP_MUXCONF("dap3", "dap3", none, tristate), - TEGRA_MAP_MUXCONF("dap4", "dap4", none, tristate), - TEGRA_MAP_MUXCONF("ddc", "i2c2", up, driven), - TEGRA_MAP_MUXCONF("dta", "sdio2", up, driven), - TEGRA_MAP_MUXCONF("dtb", "rsvd1", none, driven), - TEGRA_MAP_MUXCONF("dtc", "rsvd1", none, tristate), - TEGRA_MAP_MUXCONF("dtd", "sdio2", up, driven), - TEGRA_MAP_MUXCONF("dte", "rsvd1", none, tristate), - TEGRA_MAP_MUXCONF("dtf", "i2c3", none, tristate), - TEGRA_MAP_MUXCONF("gma", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("gmb", "gmi", none, driven), - TEGRA_MAP_MUXCONF("gmc", "uartd", none, driven), - TEGRA_MAP_MUXCONF("gmd", "gmi", none, driven), - TEGRA_MAP_MUXCONF("gme", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("gpu", "gmi", none, tristate), - TEGRA_MAP_MUXCONF("gpu7", "rtck", none, driven), - TEGRA_MAP_MUXCONF("gpv", "pcie", none, driven), - TEGRA_MAP_MUXCONF("hdint", "hdmi", na, tristate), - TEGRA_MAP_MUXCONF("i2cp", "i2cp", none, driven), - TEGRA_MAP_MUXCONF("irrx", "uarta", up, tristate), - TEGRA_MAP_MUXCONF("irtx", "uarta", up, tristate), - TEGRA_MAP_MUXCONF("kbca", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcb", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcc", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcd", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbce", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcf", "kbc", up, driven), - TEGRA_MAP_MUXCONF("lcsn", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("ld0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld10", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld11", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld12", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld13", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld14", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld15", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld16", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld17", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld3", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld4", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld5", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld6", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld7", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld8", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld9", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ldc", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("ldi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lm0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lm1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpp", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lpw0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lpw1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpw2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lsc0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lsc1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsck", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsda", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsdi", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lspi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lvp0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lvp1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lvs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("owc", "rsvd2", na, tristate), - TEGRA_MAP_MUXCONF("pmc", "pwr_on", na, driven), - TEGRA_MAP_MUXCONF("pta", "hdmi", none, driven), - TEGRA_MAP_MUXCONF("rm", "i2c1", none, driven), - TEGRA_MAP_MUXCONF("sdb", "pwm", na, tristate), - TEGRA_MAP_MUXCONF("sdc", "pwm", up, driven), - TEGRA_MAP_MUXCONF("sdd", "pwm", up, tristate), - TEGRA_MAP_MUXCONF("sdio1", "sdio1", none, tristate), - TEGRA_MAP_MUXCONF("slxa", "pcie", none, driven), - TEGRA_MAP_MUXCONF("slxc", "spdif", none, tristate), - TEGRA_MAP_MUXCONF("slxd", "spdif", none, tristate), - TEGRA_MAP_MUXCONF("slxk", "pcie", none, driven), - TEGRA_MAP_MUXCONF("spdi", "rsvd2", none, tristate), - TEGRA_MAP_MUXCONF("spdo", "rsvd2", none, tristate), - TEGRA_MAP_MUXCONF("spia", "gmi", none, driven), - TEGRA_MAP_MUXCONF("spib", "gmi", none, driven), - TEGRA_MAP_MUXCONF("spic", "gmi", up, tristate), - TEGRA_MAP_MUXCONF("spid", "spi1", down, tristate), - TEGRA_MAP_MUXCONF("spie", "spi1", up, tristate), - TEGRA_MAP_MUXCONF("spif", "spi1", down, tristate), - TEGRA_MAP_MUXCONF("spig", "spi2_alt", none, tristate), - TEGRA_MAP_MUXCONF("spih", "spi2_alt", up, tristate), - TEGRA_MAP_MUXCONF("uaa", "ulpi", up, tristate), - TEGRA_MAP_MUXCONF("uab", "ulpi", up, tristate), - TEGRA_MAP_MUXCONF("uac", "rsvd2", none, tristate), - TEGRA_MAP_MUXCONF("uad", "irda", up, tristate), - TEGRA_MAP_MUXCONF("uca", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("ucb", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("uda", "ulpi", none, tristate), - TEGRA_MAP_CONF("ck32", none, na), - TEGRA_MAP_CONF("ddrc", none, na), - TEGRA_MAP_CONF("pmca", none, na), - TEGRA_MAP_CONF("pmcb", none, na), - TEGRA_MAP_CONF("pmcc", none, na), - TEGRA_MAP_CONF("pmcd", none, na), - TEGRA_MAP_CONF("pmce", none, na), - TEGRA_MAP_CONF("xm2c", none, na), - TEGRA_MAP_CONF("xm2d", none, na), - TEGRA_MAP_CONF("ls", up, na), - TEGRA_MAP_CONF("lc", up, na), - TEGRA_MAP_CONF("ld17_0", down, na), - TEGRA_MAP_CONF("ld19_18", down, na), - TEGRA_MAP_CONF("ld21_20", down, na), - TEGRA_MAP_CONF("ld23_22", down, na), -}; - -static struct tegra_board_pinmux_conf conf = { - .maps = harmony_map, - .map_count = ARRAY_SIZE(harmony_map), -}; - -void harmony_pinmux_init(void) -{ - tegra_board_pinmux_init(&conf, NULL); -} diff --git a/arch/arm/mach-tegra/board-harmony-power.c b/arch/arm/mach-tegra/board-harmony-power.c deleted file mode 100644 index b7344beec10..00000000000 --- a/arch/arm/mach-tegra/board-harmony-power.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * Copyright (C) 2010 NVIDIA, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - * 02111-1307, USA - */ -#include <linux/i2c.h> -#include <linux/platform_device.h> -#include <linux/gpio.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> -#include <linux/mfd/tps6586x.h> -#include <linux/of.h> -#include <linux/of_i2c.h> - -#include <asm/mach-types.h> - -#include <mach/irqs.h> - -#include "board-harmony.h" - -static struct regulator_consumer_supply tps658621_ldo0_supply[] = { - REGULATOR_SUPPLY("pex_clk", NULL), -}; - -static struct regulator_init_data ldo0_data = { - .supply_regulator = "vdd_sm2", - .constraints = { - .name = "vdd_ldo0", - .min_uV = 3300 * 1000, - .max_uV = 3300 * 1000, - .valid_modes_mask = (REGULATOR_MODE_NORMAL | - REGULATOR_MODE_STANDBY), - .valid_ops_mask = (REGULATOR_CHANGE_MODE | - REGULATOR_CHANGE_STATUS | - REGULATOR_CHANGE_VOLTAGE), - .apply_uV = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(tps658621_ldo0_supply), - .consumer_supplies = tps658621_ldo0_supply, -}; - -#define HARMONY_REGULATOR_INIT(_id, _name, _supply, _minmv, _maxmv, _on)\ - static struct regulator_init_data _id##_data = { \ - .supply_regulator = _supply, \ - .constraints = { \ - .name = _name, \ - .min_uV = (_minmv)*1000, \ - .max_uV = (_maxmv)*1000, \ - .valid_modes_mask = (REGULATOR_MODE_NORMAL | \ - REGULATOR_MODE_STANDBY), \ - .valid_ops_mask = (REGULATOR_CHANGE_MODE | \ - REGULATOR_CHANGE_STATUS | \ - REGULATOR_CHANGE_VOLTAGE), \ - .always_on = _on, \ - }, \ - } - -HARMONY_REGULATOR_INIT(sm0, "vdd_sm0", "vdd_sys", 725, 1500, 1); -HARMONY_REGULATOR_INIT(sm1, "vdd_sm1", "vdd_sys", 725, 1500, 1); -HARMONY_REGULATOR_INIT(sm2, "vdd_sm2", "vdd_sys", 3000, 4550, 1); -HARMONY_REGULATOR_INIT(ldo1, "vdd_ldo1", "vdd_sm2", 725, 1500, 1); -HARMONY_REGULATOR_INIT(ldo2, "vdd_ldo2", "vdd_sm2", 725, 1500, 0); -HARMONY_REGULATOR_INIT(ldo3, "vdd_ldo3", "vdd_sm2", 1250, 3300, 1); -HARMONY_REGULATOR_INIT(ldo4, "vdd_ldo4", "vdd_sm2", 1700, 2475, 1); -HARMONY_REGULATOR_INIT(ldo5, "vdd_ldo5", NULL, 1250, 3300, 1); -HARMONY_REGULATOR_INIT(ldo6, "vdd_ldo6", "vdd_sm2", 1250, 3300, 0); -HARMONY_REGULATOR_INIT(ldo7, "vdd_ldo7", "vdd_sm2", 1250, 3300, 0); -HARMONY_REGULATOR_INIT(ldo8, "vdd_ldo8", "vdd_sm2", 1250, 3300, 0); -HARMONY_REGULATOR_INIT(ldo9, "vdd_ldo9", "vdd_sm2", 1250, 3300, 1); - -#define TPS_REG(_id, _data) \ - { \ - .id = TPS6586X_ID_##_id, \ - .name = "tps6586x-regulator", \ - .platform_data = _data, \ - } - -static struct tps6586x_subdev_info tps_devs[] = { - TPS_REG(SM_0, &sm0_data), - TPS_REG(SM_1, &sm1_data), - TPS_REG(SM_2, &sm2_data), - TPS_REG(LDO_0, &ldo0_data), - TPS_REG(LDO_1, &ldo1_data), - TPS_REG(LDO_2, &ldo2_data), - TPS_REG(LDO_3, &ldo3_data), - TPS_REG(LDO_4, &ldo4_data), - TPS_REG(LDO_5, &ldo5_data), - TPS_REG(LDO_6, &ldo6_data), - TPS_REG(LDO_7, &ldo7_data), - TPS_REG(LDO_8, &ldo8_data), - TPS_REG(LDO_9, &ldo9_data), -}; - -static struct tps6586x_platform_data tps_platform = { - .irq_base = TEGRA_NR_IRQS, - .num_subdevs = ARRAY_SIZE(tps_devs), - .subdevs = tps_devs, - .gpio_base = HARMONY_GPIO_TPS6586X(0), -}; - -static struct i2c_board_info __initdata harmony_regulators[] = { - { - I2C_BOARD_INFO("tps6586x", 0x34), - .irq = INT_EXTERNAL_PMU, - .platform_data = &tps_platform, - }, -}; - -int __init harmony_regulator_init(void) -{ - regulator_register_always_on(0, "vdd_sys", - NULL, 0, 5000000); - - if (machine_is_harmony()) { - i2c_register_board_info(3, harmony_regulators, 1); - } else { /* Harmony, booted using device tree */ - struct device_node *np; - struct i2c_adapter *adapter; - - np = of_find_node_by_path("/i2c@7000d000"); - if (np == NULL) { - pr_err("Could not find device_node for DVC I2C\n"); - return -ENODEV; - } - - adapter = of_find_i2c_adapter_by_node(np); - if (!adapter) { - pr_err("Could not find i2c_adapter for DVC I2C\n"); - return -ENODEV; - } - - i2c_new_device(adapter, harmony_regulators); - } - - return 0; -} diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c deleted file mode 100644 index e65e837f401..00000000000 --- a/arch/arm/mach-tegra/board-harmony.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * arch/arm/mach-tegra/board-harmony.c - * - * Copyright (C) 2010 Google, Inc. - * Copyright (C) 2011 NVIDIA, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/serial_8250.h> -#include <linux/of_serial.h> -#include <linux/clk.h> -#include <linux/dma-mapping.h> -#include <linux/pda_power.h> -#include <linux/io.h> -#include <linux/gpio.h> -#include <linux/i2c.h> - -#include <sound/wm8903.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/hardware/gic.h> -#include <asm/setup.h> - -#include <mach/tegra_wm8903_pdata.h> -#include <mach/iomap.h> -#include <mach/irqs.h> -#include <mach/sdhci.h> - -#include "board.h" -#include "board-harmony.h" -#include "clock.h" -#include "devices.h" -#include "gpio-names.h" - -static struct plat_serial8250_port debug_uart_platform_data[] = { - { - .membase = IO_ADDRESS(TEGRA_UARTD_BASE), - .mapbase = TEGRA_UARTD_BASE, - .irq = INT_UARTD, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE, - .type = PORT_TEGRA, - .handle_break = tegra_serial_handle_break, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = 216000000, - }, { - .flags = 0 - } -}; - -static struct platform_device debug_uart = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = debug_uart_platform_data, - }, -}; - -static struct tegra_wm8903_platform_data harmony_audio_pdata = { - .gpio_spkr_en = TEGRA_GPIO_SPKR_EN, - .gpio_hp_det = TEGRA_GPIO_HP_DET, - .gpio_hp_mute = -1, - .gpio_int_mic_en = TEGRA_GPIO_INT_MIC_EN, - .gpio_ext_mic_en = TEGRA_GPIO_EXT_MIC_EN, -}; - -static struct platform_device harmony_audio_device = { - .name = "tegra-snd-wm8903", - .id = 0, - .dev = { - .platform_data = &harmony_audio_pdata, - }, -}; - -static struct wm8903_platform_data harmony_wm8903_pdata = { - .irq_active_low = 0, - .micdet_cfg = 0, - .micdet_delay = 100, - .gpio_base = HARMONY_GPIO_WM8903(0), - .gpio_cfg = { - 0, - 0, - WM8903_GPIO_CONFIG_ZERO, - 0, - 0, - }, -}; - -static struct i2c_board_info __initdata wm8903_board_info = { - I2C_BOARD_INFO("wm8903", 0x1a), - .platform_data = &harmony_wm8903_pdata, -}; - -static void __init harmony_i2c_init(void) -{ - platform_device_register(&tegra_i2c_device1); - platform_device_register(&tegra_i2c_device2); - platform_device_register(&tegra_i2c_device3); - platform_device_register(&tegra_i2c_device4); - - wm8903_board_info.irq = gpio_to_irq(TEGRA_GPIO_CDC_IRQ); - i2c_register_board_info(0, &wm8903_board_info, 1); -} - -static struct platform_device *harmony_devices[] __initdata = { - &debug_uart, - &tegra_sdhci_device1, - &tegra_sdhci_device2, - &tegra_sdhci_device4, - &tegra_ehci3_device, - &tegra_i2s_device1, - &tegra_das_device, - &harmony_audio_device, -}; - -static void __init tegra_harmony_fixup(struct tag *tags, char **cmdline, - struct meminfo *mi) -{ - mi->nr_banks = 2; - mi->bank[0].start = PHYS_OFFSET; - mi->bank[0].size = 448 * SZ_1M; - mi->bank[1].start = SZ_512M; - mi->bank[1].size = SZ_512M; -} - -static __initdata struct tegra_clk_init_table harmony_clk_init_table[] = { - /* name parent rate enabled */ - { "uartd", "pll_p", 216000000, true }, - { "pll_a", "pll_p_out1", 56448000, true }, - { "pll_a_out0", "pll_a", 11289600, true }, - { "cdev1", NULL, 0, true }, - { "i2s1", "pll_a_out0", 11289600, false}, - { "usb3", "clk_m", 12000000, true }, - { NULL, NULL, 0, 0}, -}; - - -static struct tegra_sdhci_platform_data sdhci_pdata1 = { - .cd_gpio = -1, - .wp_gpio = -1, - .power_gpio = -1, -}; - -static struct tegra_sdhci_platform_data sdhci_pdata2 = { - .cd_gpio = TEGRA_GPIO_SD2_CD, - .wp_gpio = TEGRA_GPIO_SD2_WP, - .power_gpio = TEGRA_GPIO_SD2_POWER, -}; - -static struct tegra_sdhci_platform_data sdhci_pdata4 = { - .cd_gpio = TEGRA_GPIO_SD4_CD, - .wp_gpio = TEGRA_GPIO_SD4_WP, - .power_gpio = TEGRA_GPIO_SD4_POWER, - .is_8bit = 1, -}; - -static void __init tegra_harmony_init(void) -{ - tegra_clk_init_from_table(harmony_clk_init_table); - - harmony_pinmux_init(); - - tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; - tegra_sdhci_device2.dev.platform_data = &sdhci_pdata2; - tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; - - platform_add_devices(harmony_devices, ARRAY_SIZE(harmony_devices)); - harmony_i2c_init(); - harmony_regulator_init(); -} - -MACHINE_START(HARMONY, "harmony") - .atag_offset = 0x100, - .fixup = tegra_harmony_fixup, - .map_io = tegra_map_common_io, - .init_early = tegra20_init_early, - .init_irq = tegra_init_irq, - .handle_irq = gic_handle_irq, - .timer = &tegra_timer, - .init_machine = tegra_harmony_init, - .init_late = tegra_init_late, - .restart = tegra_assert_system_reset, -MACHINE_END diff --git a/arch/arm/mach-tegra/board-harmony.h b/arch/arm/mach-tegra/board-harmony.h deleted file mode 100644 index 139d96c9384..00000000000 --- a/arch/arm/mach-tegra/board-harmony.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * arch/arm/mach-tegra/board-harmony.h - * - * Copyright (C) 2010 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef _MACH_TEGRA_BOARD_HARMONY_H -#define _MACH_TEGRA_BOARD_HARMONY_H - -#include <mach/gpio-tegra.h> - -#define HARMONY_GPIO_TPS6586X(_x_) (TEGRA_NR_GPIOS + (_x_)) -#define HARMONY_GPIO_WM8903(_x_) (HARMONY_GPIO_TPS6586X(4) + (_x_)) - -#define TEGRA_GPIO_SD2_CD TEGRA_GPIO_PI5 -#define TEGRA_GPIO_SD2_WP TEGRA_GPIO_PH1 -#define TEGRA_GPIO_SD2_POWER TEGRA_GPIO_PT3 -#define TEGRA_GPIO_SD4_CD TEGRA_GPIO_PH2 -#define TEGRA_GPIO_SD4_WP TEGRA_GPIO_PH3 -#define TEGRA_GPIO_SD4_POWER TEGRA_GPIO_PI6 -#define TEGRA_GPIO_CDC_IRQ TEGRA_GPIO_PX3 -#define TEGRA_GPIO_SPKR_EN HARMONY_GPIO_WM8903(2) -#define TEGRA_GPIO_HP_DET TEGRA_GPIO_PW2 -#define TEGRA_GPIO_INT_MIC_EN TEGRA_GPIO_PX0 -#define TEGRA_GPIO_EXT_MIC_EN TEGRA_GPIO_PX1 -#define TEGRA_GPIO_EN_VDD_1V05_GPIO HARMONY_GPIO_TPS6586X(2) - -void harmony_pinmux_init(void); -int harmony_regulator_init(void); - -#endif diff --git a/arch/arm/mach-tegra/board-paz00-pinmux.c b/arch/arm/mach-tegra/board-paz00-pinmux.c deleted file mode 100644 index 6f1111b48e7..00000000000 --- a/arch/arm/mach-tegra/board-paz00-pinmux.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * arch/arm/mach-tegra/board-paz00-pinmux.c - * - * Copyright (C) 2010 Marc Dietrich <marvin24@gmx.de> - * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> - -#include "board-paz00.h" -#include "board-pinmux.h" - -static struct pinctrl_map paz00_map[] = { - TEGRA_MAP_MUXCONF("ata", "gmi", none, driven), - TEGRA_MAP_MUXCONF("atb", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("atc", "gmi", none, driven), - TEGRA_MAP_MUXCONF("atd", "gmi", none, driven), - TEGRA_MAP_MUXCONF("ate", "gmi", none, driven), - TEGRA_MAP_MUXCONF("cdev1", "plla_out", none, driven), - TEGRA_MAP_MUXCONF("cdev2", "pllp_out4", down, driven), - TEGRA_MAP_MUXCONF("crtp", "crt", none, tristate), - TEGRA_MAP_MUXCONF("csus", "pllc_out1", down, tristate), - TEGRA_MAP_MUXCONF("dap1", "dap1", none, driven), - TEGRA_MAP_MUXCONF("dap2", "gmi", none, driven), - TEGRA_MAP_MUXCONF("dap3", "dap3", none, tristate), - TEGRA_MAP_MUXCONF("dap4", "dap4", none, tristate), - TEGRA_MAP_MUXCONF("ddc", "i2c2", up, driven), - TEGRA_MAP_MUXCONF("dta", "rsvd1", up, tristate), - TEGRA_MAP_MUXCONF("dtb", "rsvd1", none, tristate), - TEGRA_MAP_MUXCONF("dtc", "rsvd1", none, tristate), - TEGRA_MAP_MUXCONF("dtd", "rsvd1", up, tristate), - TEGRA_MAP_MUXCONF("dte", "rsvd1", none, tristate), - TEGRA_MAP_MUXCONF("dtf", "i2c3", none, driven), - TEGRA_MAP_MUXCONF("gma", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("gmb", "gmi", none, driven), - TEGRA_MAP_MUXCONF("gmc", "gmi", none, driven), - TEGRA_MAP_MUXCONF("gmd", "gmi", none, driven), - TEGRA_MAP_MUXCONF("gme", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("gpu", "pwm", none, driven), - TEGRA_MAP_MUXCONF("gpu7", "rtck", none, driven), - TEGRA_MAP_MUXCONF("gpv", "pcie", none, driven), - TEGRA_MAP_MUXCONF("hdint", "hdmi", na, driven), - TEGRA_MAP_MUXCONF("i2cp", "i2cp", none, driven), - TEGRA_MAP_MUXCONF("irrx", "uarta", up, driven), - TEGRA_MAP_MUXCONF("irtx", "uarta", up, driven), - TEGRA_MAP_MUXCONF("kbca", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcb", "sdio2", up, driven), - TEGRA_MAP_MUXCONF("kbcc", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcd", "sdio2", up, driven), - TEGRA_MAP_MUXCONF("kbce", "kbc", up, driven), - TEGRA_MAP_MUXCONF("kbcf", "kbc", up, driven), - TEGRA_MAP_MUXCONF("lcsn", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("ld0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld10", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld11", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld12", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld13", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld14", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld15", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld16", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld17", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld3", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld4", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld5", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld6", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld7", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld8", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld9", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ldc", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ldi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lhp1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lhp2", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lhs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lm0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lm1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpp", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpw0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpw1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpw2", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsc0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lsc1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsck", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsda", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsdi", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lspi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lvp0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lvp1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lvs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("owc", "owr", up, tristate), - TEGRA_MAP_MUXCONF("pmc", "pwr_on", na, driven), - TEGRA_MAP_MUXCONF("pta", "hdmi", none, driven), - TEGRA_MAP_MUXCONF("rm", "i2c1", none, driven), - TEGRA_MAP_MUXCONF("sdb", "pwm", na, tristate), - TEGRA_MAP_MUXCONF("sdc", "twc", up, tristate), - TEGRA_MAP_MUXCONF("sdd", "pwm", up, tristate), - TEGRA_MAP_MUXCONF("sdio1", "sdio1", none, driven), - TEGRA_MAP_MUXCONF("slxa", "pcie", none, tristate), - TEGRA_MAP_MUXCONF("slxc", "spi4", none, tristate), - TEGRA_MAP_MUXCONF("slxd", "spi4", none, tristate), - TEGRA_MAP_MUXCONF("slxk", "pcie", none, driven), - TEGRA_MAP_MUXCONF("spdi", "rsvd2", none, tristate), - TEGRA_MAP_MUXCONF("spdo", "rsvd2", none, driven), - TEGRA_MAP_MUXCONF("spia", "gmi", down, tristate), - TEGRA_MAP_MUXCONF("spib", "gmi", down, tristate), - TEGRA_MAP_MUXCONF("spic", "gmi", up, driven), - TEGRA_MAP_MUXCONF("spid", "gmi", down, tristate), - TEGRA_MAP_MUXCONF("spie", "gmi", up, tristate), - TEGRA_MAP_MUXCONF("spif", "rsvd4", down, tristate), - TEGRA_MAP_MUXCONF("spig", "spi2_alt", up, driven), - TEGRA_MAP_MUXCONF("spih", "spi2_alt", up, tristate), - TEGRA_MAP_MUXCONF("uaa", "ulpi", up, driven), - TEGRA_MAP_MUXCONF("uab", "ulpi", up, driven), - TEGRA_MAP_MUXCONF("uac", "rsvd4", none, driven), - TEGRA_MAP_MUXCONF("uad", "spdif", up, tristate), - TEGRA_MAP_MUXCONF("uca", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("ucb", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("uda", "ulpi", none, driven), - TEGRA_MAP_CONF("ck32", none, na), - TEGRA_MAP_CONF("ddrc", none, na), - TEGRA_MAP_CONF("pmca", none, na), - TEGRA_MAP_CONF("pmcb", none, na), - TEGRA_MAP_CONF("pmcc", none, na), - TEGRA_MAP_CONF("pmcd", none, na), - TEGRA_MAP_CONF("pmce", none, na), - TEGRA_MAP_CONF("xm2c", none, na), - TEGRA_MAP_CONF("xm2d", none, na), - TEGRA_MAP_CONF("ls", up, na), - TEGRA_MAP_CONF("lc", up, na), - TEGRA_MAP_CONF("ld17_0", down, na), - TEGRA_MAP_CONF("ld19_18", down, na), - TEGRA_MAP_CONF("ld21_20", down, na), - TEGRA_MAP_CONF("ld23_22", down, na), -}; - -static struct tegra_board_pinmux_conf conf = { - .maps = paz00_map, - .map_count = ARRAY_SIZE(paz00_map), -}; - -void paz00_pinmux_init(void) -{ - tegra_board_pinmux_init(&conf, NULL); -} diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c index 4b64af5cab2..59305516fad 100644 --- a/arch/arm/mach-tegra/board-paz00.c +++ b/arch/arm/mach-tegra/board-paz00.c @@ -17,72 +17,10 @@ * */ -#include <linux/kernel.h> -#include <linux/init.h> #include <linux/platform_device.h> -#include <linux/serial_8250.h> -#include <linux/of_serial.h> -#include <linux/clk.h> -#include <linux/dma-mapping.h> -#include <linux/gpio_keys.h> -#include <linux/pda_power.h> -#include <linux/io.h> -#include <linux/input.h> -#include <linux/i2c.h> -#include <linux/gpio.h> #include <linux/rfkill-gpio.h> -#include <asm/hardware/gic.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> -#include <asm/setup.h> - -#include <mach/iomap.h> -#include <mach/irqs.h> -#include <mach/sdhci.h> - -#include "board.h" #include "board-paz00.h" -#include "clock.h" -#include "devices.h" -#include "gpio-names.h" - -static struct plat_serial8250_port debug_uart_platform_data[] = { - { - /* serial port on JP1 */ - .membase = IO_ADDRESS(TEGRA_UARTA_BASE), - .mapbase = TEGRA_UARTA_BASE, - .irq = INT_UARTA, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE, - .type = PORT_TEGRA, - .handle_break = tegra_serial_handle_break, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = 216000000, - }, { - /* serial port on mini-pcie */ - .membase = IO_ADDRESS(TEGRA_UARTC_BASE), - .mapbase = TEGRA_UARTC_BASE, - .irq = INT_UARTC, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE, - .type = PORT_TEGRA, - .handle_break = tegra_serial_handle_break, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = 216000000, - }, { - .flags = 0 - } -}; - -static struct platform_device debug_uart = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = debug_uart_platform_data, - }, -}; static struct rfkill_gpio_platform_data wifi_rfkill_platform_data = { .name = "wifi_rfkill", @@ -99,137 +37,7 @@ static struct platform_device wifi_rfkill_device = { }, }; -static struct gpio_led gpio_leds[] = { - { - .name = "wifi-led", - .default_trigger = "rfkill0", - .gpio = TEGRA_WIFI_LED, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static struct gpio_keys_button paz00_gpio_keys_buttons[] = { - { - .code = KEY_POWER, - .gpio = TEGRA_GPIO_POWERKEY, - .active_low = 1, - .desc = "Power", - .type = EV_KEY, - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data paz00_gpio_keys = { - .buttons = paz00_gpio_keys_buttons, - .nbuttons = ARRAY_SIZE(paz00_gpio_keys_buttons), -}; - -static struct platform_device gpio_keys_device = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &paz00_gpio_keys, - }, -}; - -static struct platform_device *paz00_devices[] __initdata = { - &debug_uart, - &tegra_sdhci_device4, - &tegra_sdhci_device1, - &leds_gpio, - &gpio_keys_device, -}; - -static void paz00_i2c_init(void) -{ - platform_device_register(&tegra_i2c_device1); - platform_device_register(&tegra_i2c_device2); - platform_device_register(&tegra_i2c_device4); -} - -static void paz00_usb_init(void) -{ - tegra_ehci2_ulpi_phy_config.reset_gpio = TEGRA_ULPI_RST; - - platform_device_register(&tegra_ehci2_device); - platform_device_register(&tegra_ehci3_device); -} - -static void __init tegra_paz00_fixup(struct tag *tags, char **cmdline, - struct meminfo *mi) -{ - mi->nr_banks = 1; - mi->bank[0].start = PHYS_OFFSET; - mi->bank[0].size = 448 * SZ_1M; -} - -static __initdata struct tegra_clk_init_table paz00_clk_init_table[] = { - /* name parent rate enabled */ - { "uarta", "pll_p", 216000000, true }, - { "uartc", "pll_p", 216000000, true }, - - { "usbd", "clk_m", 12000000, false }, - { "usb2", "clk_m", 12000000, false }, - { "usb3", "clk_m", 12000000, false }, - - { NULL, NULL, 0, 0}, -}; - -static struct tegra_sdhci_platform_data sdhci_pdata1 = { - .cd_gpio = TEGRA_GPIO_SD1_CD, - .wp_gpio = TEGRA_GPIO_SD1_WP, - .power_gpio = TEGRA_GPIO_SD1_POWER, -}; - -static struct tegra_sdhci_platform_data sdhci_pdata4 = { - .cd_gpio = -1, - .wp_gpio = -1, - .power_gpio = -1, - .is_8bit = 1, -}; - void __init tegra_paz00_wifikill_init(void) { platform_device_register(&wifi_rfkill_device); } - -static void __init tegra_paz00_init(void) -{ - tegra_clk_init_from_table(paz00_clk_init_table); - - paz00_pinmux_init(); - - tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; - tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; - - platform_add_devices(paz00_devices, ARRAY_SIZE(paz00_devices)); - tegra_paz00_wifikill_init(); - - paz00_i2c_init(); - paz00_usb_init(); -} - -MACHINE_START(PAZ00, "Toshiba AC100 / Dynabook AZ") - .atag_offset = 0x100, - .fixup = tegra_paz00_fixup, - .map_io = tegra_map_common_io, - .init_early = tegra20_init_early, - .init_irq = tegra_init_irq, - .handle_irq = gic_handle_irq, - .timer = &tegra_timer, - .init_machine = tegra_paz00_init, - .init_late = tegra_init_late, - .restart = tegra_assert_system_reset, -MACHINE_END diff --git a/arch/arm/mach-tegra/board-paz00.h b/arch/arm/mach-tegra/board-paz00.h index 3c9f8da37ea..25c08ecef52 100644 --- a/arch/arm/mach-tegra/board-paz00.h +++ b/arch/arm/mach-tegra/board-paz00.h @@ -17,24 +17,9 @@ #ifndef _MACH_TEGRA_BOARD_PAZ00_H #define _MACH_TEGRA_BOARD_PAZ00_H -#include <mach/gpio-tegra.h> +#include "gpio-names.h" -/* SDCARD */ -#define TEGRA_GPIO_SD1_CD TEGRA_GPIO_PV5 -#define TEGRA_GPIO_SD1_WP TEGRA_GPIO_PH1 -#define TEGRA_GPIO_SD1_POWER TEGRA_GPIO_PV1 - -/* ULPI */ -#define TEGRA_ULPI_RST TEGRA_GPIO_PV0 - -/* WIFI */ #define TEGRA_WIFI_PWRN TEGRA_GPIO_PK5 #define TEGRA_WIFI_RST TEGRA_GPIO_PD1 -#define TEGRA_WIFI_LED TEGRA_GPIO_PD0 - -/* WakeUp */ -#define TEGRA_GPIO_POWERKEY TEGRA_GPIO_PJ7 - -void paz00_pinmux_init(void); #endif diff --git a/arch/arm/mach-tegra/board-pinmux.c b/arch/arm/mach-tegra/board-pinmux.c deleted file mode 100644 index a5574c71b93..00000000000 --- a/arch/arm/mach-tegra/board-pinmux.c +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Copyright (c) 2011,2012, NVIDIA CORPORATION. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/notifier.h> -#include <linux/string.h> - -#include "board-pinmux.h" -#include "devices.h" - -unsigned long tegra_pincfg_pullnone_driven[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_NONE), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_DRIVEN), -}; - -unsigned long tegra_pincfg_pullnone_tristate[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_NONE), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_TRISTATE), -}; - -unsigned long tegra_pincfg_pullnone_na[1] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_NONE), -}; - -unsigned long tegra_pincfg_pullup_driven[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_UP), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_DRIVEN), -}; - -unsigned long tegra_pincfg_pullup_tristate[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_UP), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_TRISTATE), -}; - -unsigned long tegra_pincfg_pullup_na[1] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_UP), -}; - -unsigned long tegra_pincfg_pulldown_driven[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_DOWN), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_DRIVEN), -}; - -unsigned long tegra_pincfg_pulldown_tristate[2] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_DOWN), - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_TRISTATE), -}; - -unsigned long tegra_pincfg_pulldown_na[1] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_PULL, TEGRA_PINCONFIG_PULL_DOWN), -}; - -unsigned long tegra_pincfg_pullna_driven[1] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_DRIVEN), -}; - -unsigned long tegra_pincfg_pullna_tristate[1] = { - TEGRA_PINCONF_PACK(TEGRA_PINCONF_PARAM_TRISTATE, TEGRA_PINCONFIG_TRISTATE), -}; - -static struct platform_device *devices[] = { - &tegra_gpio_device, - &tegra_pinmux_device, -}; - -void tegra_board_pinmux_init(struct tegra_board_pinmux_conf *conf_a, - struct tegra_board_pinmux_conf *conf_b) -{ - if (conf_a) - pinctrl_register_mappings(conf_a->maps, conf_a->map_count); - if (conf_b) - pinctrl_register_mappings(conf_b->maps, conf_b->map_count); - - platform_add_devices(devices, ARRAY_SIZE(devices)); -} diff --git a/arch/arm/mach-tegra/board-pinmux.h b/arch/arm/mach-tegra/board-pinmux.h deleted file mode 100644 index c5f3f3381e8..00000000000 --- a/arch/arm/mach-tegra/board-pinmux.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright (c) 2011,2012, NVIDIA CORPORATION. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __MACH_TEGRA_BOARD_PINMUX_H -#define __MACH_TEGRA_BOARD_PINMUX_H - -#include <linux/pinctrl/machine.h> - -#include <mach/pinconf-tegra.h> - -#define PINMUX_DEV "tegra20-pinctrl" - -#define TEGRA_MAP_MUX(_group_, _function_) \ - PIN_MAP_MUX_GROUP_HOG_DEFAULT(PINMUX_DEV, _group_, _function_) - -#define TEGRA_MAP_CONF(_group_, _pull_, _drive_) \ - PIN_MAP_CONFIGS_GROUP_HOG_DEFAULT(PINMUX_DEV, _group_, tegra_pincfg_pull##_pull_##_##_drive_) - -#define TEGRA_MAP_MUXCONF(_group_, _function_, _pull_, _drive_) \ - TEGRA_MAP_MUX(_group_, _function_), \ - TEGRA_MAP_CONF(_group_, _pull_, _drive_) - -extern unsigned long tegra_pincfg_pullnone_driven[2]; -extern unsigned long tegra_pincfg_pullnone_tristate[2]; -extern unsigned long tegra_pincfg_pullnone_na[1]; -extern unsigned long tegra_pincfg_pullup_driven[2]; -extern unsigned long tegra_pincfg_pullup_tristate[2]; -extern unsigned long tegra_pincfg_pullup_na[1]; -extern unsigned long tegra_pincfg_pulldown_driven[2]; -extern unsigned long tegra_pincfg_pulldown_tristate[2]; -extern unsigned long tegra_pincfg_pulldown_na[1]; -extern unsigned long tegra_pincfg_pullna_driven[1]; -extern unsigned long tegra_pincfg_pullna_tristate[1]; - -struct tegra_board_pinmux_conf { - struct pinctrl_map *maps; - int map_count; -}; - -void tegra_board_pinmux_init(struct tegra_board_pinmux_conf *conf_a, - struct tegra_board_pinmux_conf *conf_b); - -#endif diff --git a/arch/arm/mach-tegra/board-trimslice-pinmux.c b/arch/arm/mach-tegra/board-trimslice-pinmux.c deleted file mode 100644 index 7b39511c0d4..00000000000 --- a/arch/arm/mach-tegra/board-trimslice-pinmux.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * arch/arm/mach-tegra/board-trimslice-pinmux.c - * - * Copyright (C) 2011 CompuLab, Ltd. - * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ -#include <linux/kernel.h> - -#include "board-trimslice.h" -#include "board-pinmux.h" - -static struct pinctrl_map trimslice_map[] = { - TEGRA_MAP_MUXCONF("ata", "ide", none, tristate), - TEGRA_MAP_MUXCONF("atb", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("atc", "nand", none, tristate), - TEGRA_MAP_MUXCONF("atd", "gmi", none, tristate), - TEGRA_MAP_MUXCONF("ate", "gmi", none, tristate), - TEGRA_MAP_MUXCONF("cdev1", "plla_out", none, driven), - TEGRA_MAP_MUXCONF("cdev2", "pllp_out4", down, tristate), - TEGRA_MAP_MUXCONF("crtp", "crt", none, tristate), - TEGRA_MAP_MUXCONF("csus", "vi_sensor_clk", down, tristate), - TEGRA_MAP_MUXCONF("dap1", "dap1", none, driven), - TEGRA_MAP_MUXCONF("dap2", "dap2", none, tristate), - TEGRA_MAP_MUXCONF("dap3", "dap3", none, tristate), - TEGRA_MAP_MUXCONF("dap4", "dap4", none, tristate), - TEGRA_MAP_MUXCONF("ddc", "i2c2", up, driven), - TEGRA_MAP_MUXCONF("dta", "vi", none, tristate), - TEGRA_MAP_MUXCONF("dtb", "vi", none, tristate), - TEGRA_MAP_MUXCONF("dtc", "vi", none, tristate), - TEGRA_MAP_MUXCONF("dtd", "vi", none, tristate), - TEGRA_MAP_MUXCONF("dte", "vi", none, tristate), - TEGRA_MAP_MUXCONF("dtf", "i2c3", up, driven), - TEGRA_MAP_MUXCONF("gma", "sdio4", none, driven), - TEGRA_MAP_MUXCONF("gmb", "nand", none, tristate), - TEGRA_MAP_MUXCONF("gmc", "sflash", none, driven), - TEGRA_MAP_MUXCONF("gmd", "sflash", none, driven), - TEGRA_MAP_MUXCONF("gme", "gmi", none, tristate), - TEGRA_MAP_MUXCONF("gpu", "uarta", none, driven), - TEGRA_MAP_MUXCONF("gpu7", "rtck", none, driven), - TEGRA_MAP_MUXCONF("gpv", "pcie", none, driven), - TEGRA_MAP_MUXCONF("hdint", "hdmi", na, tristate), - TEGRA_MAP_MUXCONF("i2cp", "i2cp", none, tristate), - TEGRA_MAP_MUXCONF("irrx", "uartb", up, tristate), - TEGRA_MAP_MUXCONF("irtx", "uartb", up, tristate), - TEGRA_MAP_MUXCONF("kbca", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("kbcb", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("kbcc", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("kbcd", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("kbce", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("kbcf", "kbc", up, tristate), - TEGRA_MAP_MUXCONF("lcsn", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("ld0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld10", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld11", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld12", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld13", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld14", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld15", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld16", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld17", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld3", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld4", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld5", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld6", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld7", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld8", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ld9", "displaya", na, driven), - TEGRA_MAP_MUXCONF("ldc", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("ldi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhp2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lhs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lm0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lm1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpp", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lpw0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lpw1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lpw2", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lsc0", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lsc1", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsck", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsda", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lsdi", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lspi", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lvp0", "displaya", na, tristate), - TEGRA_MAP_MUXCONF("lvp1", "displaya", na, driven), - TEGRA_MAP_MUXCONF("lvs", "displaya", na, driven), - TEGRA_MAP_MUXCONF("owc", "rsvd2", up, tristate), - TEGRA_MAP_MUXCONF("pmc", "pwr_on", na, tristate), - TEGRA_MAP_MUXCONF("pta", "gmi", none, tristate), - TEGRA_MAP_MUXCONF("rm", "i2c1", up, driven), - TEGRA_MAP_MUXCONF("sdb", "pwm", na, driven), - TEGRA_MAP_MUXCONF("sdc", "pwm", up, driven), - TEGRA_MAP_MUXCONF("sdd", "pwm", up, driven), - TEGRA_MAP_MUXCONF("sdio1", "sdio1", none, driven), - TEGRA_MAP_MUXCONF("slxa", "pcie", none, driven), - TEGRA_MAP_MUXCONF("slxc", "sdio3", none, tristate), - TEGRA_MAP_MUXCONF("slxd", "sdio3", none, tristate), - TEGRA_MAP_MUXCONF("slxk", "pcie", none, driven), - TEGRA_MAP_MUXCONF("spdi", "spdif", none, tristate), - TEGRA_MAP_MUXCONF("spdo", "spdif", none, tristate), - TEGRA_MAP_MUXCONF("spia", "spi2", down, tristate), - TEGRA_MAP_MUXCONF("spib", "spi2", down, tristate), - TEGRA_MAP_MUXCONF("spic", "spi2", up, tristate), - TEGRA_MAP_MUXCONF("spid", "spi1", down, tristate), - TEGRA_MAP_MUXCONF("spie", "spi1", up, tristate), - TEGRA_MAP_MUXCONF("spif", "spi1", down, tristate), - TEGRA_MAP_MUXCONF("spig", "spi2_alt", up, tristate), - TEGRA_MAP_MUXCONF("spih", "spi2_alt", up, tristate), - TEGRA_MAP_MUXCONF("uaa", "ulpi", up, tristate), - TEGRA_MAP_MUXCONF("uab", "ulpi", up, tristate), - TEGRA_MAP_MUXCONF("uac", "rsvd2", none, driven), - TEGRA_MAP_MUXCONF("uad", "irda", up, tristate), - TEGRA_MAP_MUXCONF("uca", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("ucb", "uartc", up, tristate), - TEGRA_MAP_MUXCONF("uda", "ulpi", none, tristate), - TEGRA_MAP_CONF("ck32", none, na), - TEGRA_MAP_CONF("ddrc", none, na), - TEGRA_MAP_CONF("pmca", none, na), - TEGRA_MAP_CONF("pmcb", none, na), - TEGRA_MAP_CONF("pmcc", none, na), - TEGRA_MAP_CONF("pmcd", none, na), - TEGRA_MAP_CONF("pmce", none, na), - TEGRA_MAP_CONF("xm2c", none, na), - TEGRA_MAP_CONF("xm2d", none, na), - TEGRA_MAP_CONF("ls", up, na), - TEGRA_MAP_CONF("lc", up, na), - TEGRA_MAP_CONF("ld17_0", down, na), - TEGRA_MAP_CONF("ld19_18", down, na), - TEGRA_MAP_CONF("ld21_20", down, na), - TEGRA_MAP_CONF("ld23_22", down, na), -}; - -static struct tegra_board_pinmux_conf conf = { - .maps = trimslice_map, - .map_count = ARRAY_SIZE(trimslice_map), -}; - -void trimslice_pinmux_init(void) -{ - tegra_board_pinmux_init(&conf, NULL); -} diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c deleted file mode 100644 index 776aa9564d5..00000000000 --- a/arch/arm/mach-tegra/board-trimslice.c +++ /dev/null @@ -1,183 +0,0 @@ -/* - * arch/arm/mach-tegra/board-trimslice.c - * - * Copyright (C) 2011 CompuLab, Ltd. - * Author: Mike Rapoport <mike@compulab.co.il> - * - * Based on board-harmony.c - * Copyright (C) 2010 Google, Inc. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/serial_8250.h> -#include <linux/of_serial.h> -#include <linux/io.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/platform_data/tegra_usb.h> - -#include <asm/hardware/gic.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/setup.h> - -#include <mach/iomap.h> -#include <mach/sdhci.h> - -#include "board.h" -#include "clock.h" -#include "devices.h" -#include "gpio-names.h" - -#include "board-trimslice.h" - -static struct plat_serial8250_port debug_uart_platform_data[] = { - { - .membase = IO_ADDRESS(TEGRA_UARTA_BASE), - .mapbase = TEGRA_UARTA_BASE, - .irq = INT_UARTA, - .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE, - .type = PORT_TEGRA, - .handle_break = tegra_serial_handle_break, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = 216000000, - }, { - .flags = 0 - } -}; - -static struct platform_device debug_uart = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM, - .dev = { - .platform_data = debug_uart_platform_data, - }, -}; -static struct tegra_sdhci_platform_data sdhci_pdata1 = { - .cd_gpio = -1, - .wp_gpio = -1, - .power_gpio = -1, -}; - -static struct tegra_sdhci_platform_data sdhci_pdata4 = { - .cd_gpio = TRIMSLICE_GPIO_SD4_CD, - .wp_gpio = TRIMSLICE_GPIO_SD4_WP, - .power_gpio = -1, -}; - -static struct platform_device trimslice_audio_device = { - .name = "tegra-snd-trimslice", - .id = 0, -}; - -static struct platform_device *trimslice_devices[] __initdata = { - &debug_uart, - &tegra_sdhci_device1, - &tegra_sdhci_device4, - &tegra_i2s_device1, - &tegra_das_device, - &trimslice_audio_device, -}; - -static struct i2c_board_info trimslice_i2c3_board_info[] = { - { - I2C_BOARD_INFO("tlv320aic23", 0x1a), - }, - { - I2C_BOARD_INFO("em3027", 0x56), - }, -}; - -static void trimslice_i2c_init(void) -{ - platform_device_register(&tegra_i2c_device1); - platform_device_register(&tegra_i2c_device2); - platform_device_register(&tegra_i2c_device3); - - i2c_register_board_info(2, trimslice_i2c3_board_info, - ARRAY_SIZE(trimslice_i2c3_board_info)); -} - -static void trimslice_usb_init(void) -{ - struct tegra_ehci_platform_data *pdata; - - pdata = tegra_ehci1_device.dev.platform_data; - pdata->vbus_gpio = TRIMSLICE_GPIO_USB1_MODE; - - tegra_ehci2_ulpi_phy_config.reset_gpio = TEGRA_GPIO_PV0; - - platform_device_register(&tegra_ehci3_device); - platform_device_register(&tegra_ehci2_device); - platform_device_register(&tegra_ehci1_device); -} - -static void __init tegra_trimslice_fixup(struct tag *tags, char **cmdline, - struct meminfo *mi) -{ - mi->nr_banks = 2; - mi->bank[0].start = PHYS_OFFSET; - mi->bank[0].size = 448 * SZ_1M; - mi->bank[1].start = SZ_512M; - mi->bank[1].size = SZ_512M; -} - -static __initdata struct tegra_clk_init_table trimslice_clk_init_table[] = { - /* name parent rate enabled */ - { "uarta", "pll_p", 216000000, true }, - { "pll_a", "pll_p_out1", 56448000, true }, - { "pll_a_out0", "pll_a", 11289600, true }, - { "cdev1", NULL, 0, true }, - { "i2s1", "pll_a_out0", 11289600, false}, - { NULL, NULL, 0, 0}, -}; - -static int __init tegra_trimslice_pci_init(void) -{ - if (!machine_is_trimslice()) - return 0; - - return tegra_pcie_init(true, true); -} -subsys_initcall(tegra_trimslice_pci_init); - -static void __init tegra_trimslice_init(void) -{ - tegra_clk_init_from_table(trimslice_clk_init_table); - - trimslice_pinmux_init(); - - tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1; - tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4; - - platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices)); - - trimslice_i2c_init(); - trimslice_usb_init(); -} - -MACHINE_START(TRIMSLICE, "trimslice") - .atag_offset = 0x100, - .fixup = tegra_trimslice_fixup, - .map_io = tegra_map_common_io, - .init_early = tegra20_init_early, - .init_irq = tegra_init_irq, - .handle_irq = gic_handle_irq, - .timer = &tegra_timer, - .init_machine = tegra_trimslice_init, - .init_late = tegra_init_late, - .restart = tegra_assert_system_reset, -MACHINE_END diff --git a/arch/arm/mach-tegra/board-trimslice.h b/arch/arm/mach-tegra/board-trimslice.h deleted file mode 100644 index 50f128d8777..00000000000 --- a/arch/arm/mach-tegra/board-trimslice.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * arch/arm/mach-tegra/board-trimslice.h - * - * Copyright (C) 2011 CompuLab, Ltd. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef _MACH_TEGRA_BOARD_TRIMSLICE_H -#define _MACH_TEGRA_BOARD_TRIMSLICE_H - -#include <mach/gpio-tegra.h> - -#define TRIMSLICE_GPIO_SD4_CD TEGRA_GPIO_PP1 /* mmc4 cd */ -#define TRIMSLICE_GPIO_SD4_WP TEGRA_GPIO_PP2 /* mmc4 wp */ - -#define TRIMSLICE_GPIO_USB1_MODE TEGRA_GPIO_PV2 /* USB1 mode */ -#define TRIMSLICE_GPIO_USB2_RST TEGRA_GPIO_PV0 /* USB2 PHY reset */ - -void trimslice_pinmux_init(void); - -#endif diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c index 58f981c0819..632133fc985 100644 --- a/arch/arm/mach-tegra/clock.c +++ b/arch/arm/mach-tegra/clock.c @@ -1,6 +1,7 @@ /* * * Copyright (C) 2010 Google, Inc. + * Copyright (c) 2012 NVIDIA CORPORATION. All rights reserved. * * Author: * Colin Cross <ccross@google.com> @@ -19,8 +20,6 @@ #include <linux/kernel.h> #include <linux/clk.h> #include <linux/clkdev.h> -#include <linux/debugfs.h> -#include <linux/delay.h> #include <linux/init.h> #include <linux/list.h> #include <linux/module.h> @@ -36,321 +35,67 @@ /* * Locking: * - * Each struct clk has a spinlock. - * - * To avoid AB-BA locking problems, locks must always be traversed from child - * clock to parent clock. For example, when enabling a clock, the clock's lock - * is taken, and then clk_enable is called on the parent, which take's the - * parent clock's lock. There is one exceptions to this ordering: When dumping - * the clock tree through debugfs. In this case, clk_lock_all is called, - * which attemps to iterate through the entire list of clocks and take every - * clock lock. If any call to spin_trylock fails, all locked clocks are - * unlocked, and the process is retried. When all the locks are held, - * the only clock operation that can be called is clk_get_rate_all_locked. - * - * Within a single clock, no clock operation can call another clock operation - * on itself, except for clk_get_rate_locked and clk_set_rate_locked. Any - * clock operation can call any other clock operation on any of it's possible - * parents. - * * An additional mutex, clock_list_lock, is used to protect the list of all * clocks. * - * The clock operations must lock internally to protect against - * read-modify-write on registers that are shared by multiple clocks */ static DEFINE_MUTEX(clock_list_lock); static LIST_HEAD(clocks); -struct clk *tegra_get_clock_by_name(const char *name) +void tegra_clk_add(struct clk *clk) { - struct clk *c; - struct clk *ret = NULL; - mutex_lock(&clock_list_lock); - list_for_each_entry(c, &clocks, node) { - if (strcmp(c->name, name) == 0) { - ret = c; - break; - } - } - mutex_unlock(&clock_list_lock); - return ret; -} - -/* Must be called with c->spinlock held */ -static unsigned long clk_predict_rate_from_parent(struct clk *c, struct clk *p) -{ - u64 rate; - - rate = clk_get_rate(p); - - if (c->mul != 0 && c->div != 0) { - rate *= c->mul; - rate += c->div - 1; /* round up */ - do_div(rate, c->div); - } - - return rate; -} - -/* Must be called with c->spinlock held */ -unsigned long clk_get_rate_locked(struct clk *c) -{ - unsigned long rate; - - if (c->parent) - rate = clk_predict_rate_from_parent(c, c->parent); - else - rate = c->rate; - - return rate; -} - -unsigned long clk_get_rate(struct clk *c) -{ - unsigned long flags; - unsigned long rate; - - spin_lock_irqsave(&c->spinlock, flags); - - rate = clk_get_rate_locked(c); - - spin_unlock_irqrestore(&c->spinlock, flags); - - return rate; -} -EXPORT_SYMBOL(clk_get_rate); - -int clk_reparent(struct clk *c, struct clk *parent) -{ - c->parent = parent; - return 0; -} - -void clk_init(struct clk *c) -{ - spin_lock_init(&c->spinlock); - - if (c->ops && c->ops->init) - c->ops->init(c); - - if (!c->ops || !c->ops->enable) { - c->refcnt++; - c->set = true; - if (c->parent) - c->state = c->parent->state; - else - c->state = ON; - } + struct clk_tegra *c = to_clk_tegra(__clk_get_hw(clk)); mutex_lock(&clock_list_lock); list_add(&c->node, &clocks); mutex_unlock(&clock_list_lock); } -int clk_enable(struct clk *c) -{ - int ret = 0; - unsigned long flags; - - spin_lock_irqsave(&c->spinlock, flags); - - if (c->refcnt == 0) { - if (c->parent) { - ret = clk_enable(c->parent); - if (ret) - goto out; - } - - if (c->ops && c->ops->enable) { - ret = c->ops->enable(c); - if (ret) { - if (c->parent) - clk_disable(c->parent); - goto out; - } - c->state = ON; - c->set = true; - } - } - c->refcnt++; -out: - spin_unlock_irqrestore(&c->spinlock, flags); - return ret; -} -EXPORT_SYMBOL(clk_enable); - -void clk_disable(struct clk *c) -{ - unsigned long flags; - - spin_lock_irqsave(&c->spinlock, flags); - - if (c->refcnt == 0) { - WARN(1, "Attempting to disable clock %s with refcnt 0", c->name); - spin_unlock_irqrestore(&c->spinlock, flags); - return; - } - if (c->refcnt == 1) { - if (c->ops && c->ops->disable) - c->ops->disable(c); - - if (c->parent) - clk_disable(c->parent); - - c->state = OFF; - } - c->refcnt--; - - spin_unlock_irqrestore(&c->spinlock, flags); -} -EXPORT_SYMBOL(clk_disable); - -int clk_set_parent(struct clk *c, struct clk *parent) -{ - int ret; - unsigned long flags; - unsigned long new_rate; - unsigned long old_rate; - - spin_lock_irqsave(&c->spinlock, flags); - - if (!c->ops || !c->ops->set_parent) { - ret = -ENOSYS; - goto out; - } - - new_rate = clk_predict_rate_from_parent(c, parent); - old_rate = clk_get_rate_locked(c); - - ret = c->ops->set_parent(c, parent); - if (ret) - goto out; - -out: - spin_unlock_irqrestore(&c->spinlock, flags); - return ret; -} -EXPORT_SYMBOL(clk_set_parent); - -struct clk *clk_get_parent(struct clk *c) -{ - return c->parent; -} -EXPORT_SYMBOL(clk_get_parent); - -int clk_set_rate_locked(struct clk *c, unsigned long rate) -{ - long new_rate; - - if (!c->ops || !c->ops->set_rate) - return -ENOSYS; - - if (rate > c->max_rate) - rate = c->max_rate; - - if (c->ops && c->ops->round_rate) { - new_rate = c->ops->round_rate(c, rate); - - if (new_rate < 0) - return new_rate; - - rate = new_rate; - } - - return c->ops->set_rate(c, rate); -} - -int clk_set_rate(struct clk *c, unsigned long rate) -{ - int ret; - unsigned long flags; - - spin_lock_irqsave(&c->spinlock, flags); - - ret = clk_set_rate_locked(c, rate); - - spin_unlock_irqrestore(&c->spinlock, flags); - - return ret; -} -EXPORT_SYMBOL(clk_set_rate); - - -/* Must be called with clocks lock and all indvidual clock locks held */ -unsigned long clk_get_rate_all_locked(struct clk *c) +struct clk *tegra_get_clock_by_name(const char *name) { - u64 rate; - int mul = 1; - int div = 1; - struct clk *p = c; - - while (p) { - c = p; - if (c->mul != 0 && c->div != 0) { - mul *= c->mul; - div *= c->div; + struct clk_tegra *c; + struct clk *ret = NULL; + mutex_lock(&clock_list_lock); + list_for_each_entry(c, &clocks, node) { + if (strcmp(__clk_get_name(c->hw.clk), name) == 0) { + ret = c->hw.clk; + break; } - p = c->parent; } - - rate = c->rate; - rate *= mul; - do_div(rate, div); - - return rate; -} - -long clk_round_rate(struct clk *c, unsigned long rate) -{ - unsigned long flags; - long ret; - - spin_lock_irqsave(&c->spinlock, flags); - - if (!c->ops || !c->ops->round_rate) { - ret = -ENOSYS; - goto out; - } - - if (rate > c->max_rate) - rate = c->max_rate; - - ret = c->ops->round_rate(c, rate); - -out: - spin_unlock_irqrestore(&c->spinlock, flags); + mutex_unlock(&clock_list_lock); return ret; } -EXPORT_SYMBOL(clk_round_rate); static int tegra_clk_init_one_from_table(struct tegra_clk_init_table *table) { struct clk *c; struct clk *p; + struct clk *parent; int ret = 0; c = tegra_get_clock_by_name(table->name); if (!c) { - pr_warning("Unable to initialize clock %s\n", + pr_warn("Unable to initialize clock %s\n", table->name); return -ENODEV; } + parent = clk_get_parent(c); + if (table->parent) { p = tegra_get_clock_by_name(table->parent); if (!p) { - pr_warning("Unable to find parent %s of clock %s\n", + pr_warn("Unable to find parent %s of clock %s\n", table->parent, table->name); return -ENODEV; } - if (c->parent != p) { + if (parent != p) { ret = clk_set_parent(c, p); if (ret) { - pr_warning("Unable to set parent %s of clock %s: %d\n", + pr_warn("Unable to set parent %s of clock %s: %d\n", table->parent, table->name, ret); return -EINVAL; } @@ -360,16 +105,16 @@ static int tegra_clk_init_one_from_table(struct tegra_clk_init_table *table) if (table->rate && table->rate != clk_get_rate(c)) { ret = clk_set_rate(c, table->rate); if (ret) { - pr_warning("Unable to set clock %s to rate %lu: %d\n", + pr_warn("Unable to set clock %s to rate %lu: %d\n", table->name, table->rate, ret); return -EINVAL; } } if (table->enabled) { - ret = clk_enable(c); + ret = clk_prepare_enable(c); if (ret) { - pr_warning("Unable to enable clock %s: %d\n", + pr_warn("Unable to enable clock %s: %d\n", table->name, ret); return -EINVAL; } @@ -383,19 +128,20 @@ void tegra_clk_init_from_table(struct tegra_clk_init_table *table) for (; table->name; table++) tegra_clk_init_one_from_table(table); } -EXPORT_SYMBOL(tegra_clk_init_from_table); void tegra_periph_reset_deassert(struct clk *c) { - BUG_ON(!c->ops->reset); - c->ops->reset(c, false); + struct clk_tegra *clk = to_clk_tegra(__clk_get_hw(c)); + BUG_ON(!clk->reset); + clk->reset(__clk_get_hw(c), false); } EXPORT_SYMBOL(tegra_periph_reset_deassert); void tegra_periph_reset_assert(struct clk *c) { - BUG_ON(!c->ops->reset); - c->ops->reset(c, true); + struct clk_tegra *clk = to_clk_tegra(__clk_get_hw(c)); + BUG_ON(!clk->reset); + clk->reset(__clk_get_hw(c), true); } EXPORT_SYMBOL(tegra_periph_reset_assert); @@ -405,268 +151,14 @@ EXPORT_SYMBOL(tegra_periph_reset_assert); int tegra_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) { int ret = 0; - unsigned long flags; + struct clk_tegra *clk = to_clk_tegra(__clk_get_hw(c)); - spin_lock_irqsave(&c->spinlock, flags); - - if (!c->ops || !c->ops->clk_cfg_ex) { + if (!clk->clk_cfg_ex) { ret = -ENOSYS; goto out; } - ret = c->ops->clk_cfg_ex(c, p, setting); + ret = clk->clk_cfg_ex(__clk_get_hw(c), p, setting); out: - spin_unlock_irqrestore(&c->spinlock, flags); - return ret; } - -#ifdef CONFIG_DEBUG_FS - -static int __clk_lock_all_spinlocks(void) -{ - struct clk *c; - - list_for_each_entry(c, &clocks, node) - if (!spin_trylock(&c->spinlock)) - goto unlock_spinlocks; - - return 0; - -unlock_spinlocks: - list_for_each_entry_continue_reverse(c, &clocks, node) - spin_unlock(&c->spinlock); - - return -EAGAIN; -} - -static void __clk_unlock_all_spinlocks(void) -{ - struct clk *c; - - list_for_each_entry_reverse(c, &clocks, node) - spin_unlock(&c->spinlock); -} - -/* - * This function retries until it can take all locks, and may take - * an arbitrarily long time to complete. - * Must be called with irqs enabled, returns with irqs disabled - * Must be called with clock_list_lock held - */ -static void clk_lock_all(void) -{ - int ret; -retry: - local_irq_disable(); - - ret = __clk_lock_all_spinlocks(); - if (ret) - goto failed_spinlocks; - - /* All locks taken successfully, return */ - return; - -failed_spinlocks: - local_irq_enable(); - yield(); - goto retry; -} - -/* - * Unlocks all clocks after a clk_lock_all - * Must be called with irqs disabled, returns with irqs enabled - * Must be called with clock_list_lock held - */ -static void clk_unlock_all(void) -{ - __clk_unlock_all_spinlocks(); - - local_irq_enable(); -} - -static struct dentry *clk_debugfs_root; - - -static void clock_tree_show_one(struct seq_file *s, struct clk *c, int level) -{ - struct clk *child; - const char *state = "uninit"; - char div[8] = {0}; - - if (c->state == ON) - state = "on"; - else if (c->state == OFF) - state = "off"; - - if (c->mul != 0 && c->div != 0) { - if (c->mul > c->div) { - int mul = c->mul / c->div; - int mul2 = (c->mul * 10 / c->div) % 10; - int mul3 = (c->mul * 10) % c->div; - if (mul2 == 0 && mul3 == 0) - snprintf(div, sizeof(div), "x%d", mul); - else if (mul3 == 0) - snprintf(div, sizeof(div), "x%d.%d", mul, mul2); - else - snprintf(div, sizeof(div), "x%d.%d..", mul, mul2); - } else { - snprintf(div, sizeof(div), "%d%s", c->div / c->mul, - (c->div % c->mul) ? ".5" : ""); - } - } - - seq_printf(s, "%*s%c%c%-*s %-6s %-3d %-8s %-10lu\n", - level * 3 + 1, "", - c->rate > c->max_rate ? '!' : ' ', - !c->set ? '*' : ' ', - 30 - level * 3, c->name, - state, c->refcnt, div, clk_get_rate_all_locked(c)); - - list_for_each_entry(child, &clocks, node) { - if (child->parent != c) - continue; - - clock_tree_show_one(s, child, level + 1); - } -} - -static int clock_tree_show(struct seq_file *s, void *data) -{ - struct clk *c; - seq_printf(s, " clock state ref div rate\n"); - seq_printf(s, "--------------------------------------------------------------\n"); - - mutex_lock(&clock_list_lock); - - clk_lock_all(); - - list_for_each_entry(c, &clocks, node) - if (c->parent == NULL) - clock_tree_show_one(s, c, 0); - - clk_unlock_all(); - - mutex_unlock(&clock_list_lock); - return 0; -} - -static int clock_tree_open(struct inode *inode, struct file *file) -{ - return single_open(file, clock_tree_show, inode->i_private); -} - -static const struct file_operations clock_tree_fops = { - .open = clock_tree_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int possible_parents_show(struct seq_file *s, void *data) -{ - struct clk *c = s->private; - int i; - - for (i = 0; c->inputs[i].input; i++) { - char *first = (i == 0) ? "" : " "; - seq_printf(s, "%s%s", first, c->inputs[i].input->name); - } - seq_printf(s, "\n"); - return 0; -} - -static int possible_parents_open(struct inode *inode, struct file *file) -{ - return single_open(file, possible_parents_show, inode->i_private); -} - -static const struct file_operations possible_parents_fops = { - .open = possible_parents_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -static int clk_debugfs_register_one(struct clk *c) -{ - struct dentry *d; - - d = debugfs_create_dir(c->name, clk_debugfs_root); - if (!d) - return -ENOMEM; - c->dent = d; - - d = debugfs_create_u8("refcnt", S_IRUGO, c->dent, (u8 *)&c->refcnt); - if (!d) - goto err_out; - - d = debugfs_create_u32("rate", S_IRUGO, c->dent, (u32 *)&c->rate); - if (!d) - goto err_out; - - d = debugfs_create_x32("flags", S_IRUGO, c->dent, (u32 *)&c->flags); - if (!d) - goto err_out; - - if (c->inputs) { - d = debugfs_create_file("possible_parents", S_IRUGO, c->dent, - c, &possible_parents_fops); - if (!d) - goto err_out; - } - - return 0; - -err_out: - debugfs_remove_recursive(c->dent); - return -ENOMEM; -} - -static int clk_debugfs_register(struct clk *c) -{ - int err; - struct clk *pa = c->parent; - - if (pa && !pa->dent) { - err = clk_debugfs_register(pa); - if (err) - return err; - } - - if (!c->dent) { - err = clk_debugfs_register_one(c); - if (err) - return err; - } - return 0; -} - -int __init tegra_clk_debugfs_init(void) -{ - struct clk *c; - struct dentry *d; - int err = -ENOMEM; - - d = debugfs_create_dir("clock", NULL); - if (!d) - return -ENOMEM; - clk_debugfs_root = d; - - d = debugfs_create_file("clock_tree", S_IRUGO, clk_debugfs_root, NULL, - &clock_tree_fops); - if (!d) - goto err_out; - - list_for_each_entry(c, &clocks, node) { - err = clk_debugfs_register(c); - if (err) - goto err_out; - } - return 0; -err_out: - debugfs_remove_recursive(clk_debugfs_root); - return err; -} - -#endif diff --git a/arch/arm/mach-tegra/clock.h b/arch/arm/mach-tegra/clock.h index bc300657deb..2aa37f5c44c 100644 --- a/arch/arm/mach-tegra/clock.h +++ b/arch/arm/mach-tegra/clock.h @@ -2,6 +2,7 @@ * arch/arm/mach-tegra/include/mach/clock.h * * Copyright (C) 2010 Google, Inc. + * Copyright (c) 2012 NVIDIA CORPORATION. All rights reserved. * * Author: * Colin Cross <ccross@google.com> @@ -20,9 +21,9 @@ #ifndef __MACH_TEGRA_CLOCK_H #define __MACH_TEGRA_CLOCK_H +#include <linux/clk-provider.h> #include <linux/clkdev.h> #include <linux/list.h> -#include <linux/spinlock.h> #include <mach/clk.h> @@ -52,7 +53,8 @@ #define ENABLE_ON_INIT (1 << 28) #define PERIPH_ON_APB (1 << 29) -struct clk; +struct clk_tegra; +#define to_clk_tegra(_hw) container_of(_hw, struct clk_tegra, hw) struct clk_mux_sel { struct clk *input; @@ -68,47 +70,29 @@ struct clk_pll_freq_table { u8 cpcon; }; -struct clk_ops { - void (*init)(struct clk *); - int (*enable)(struct clk *); - void (*disable)(struct clk *); - int (*set_parent)(struct clk *, struct clk *); - int (*set_rate)(struct clk *, unsigned long); - long (*round_rate)(struct clk *, unsigned long); - void (*reset)(struct clk *, bool); - int (*clk_cfg_ex)(struct clk *, - enum tegra_clk_ex_param, u32); -}; - enum clk_state { UNINITIALIZED = 0, ON, OFF, }; -struct clk { +struct clk_tegra { /* node for master clocks list */ - struct list_head node; /* node for list of all clocks */ + struct list_head node; /* node for list of all clocks */ struct clk_lookup lookup; + struct clk_hw hw; -#ifdef CONFIG_DEBUG_FS - struct dentry *dent; -#endif bool set; - struct clk_ops *ops; - unsigned long rate; + unsigned long fixed_rate; unsigned long max_rate; unsigned long min_rate; u32 flags; const char *name; - u32 refcnt; enum clk_state state; - struct clk *parent; u32 div; u32 mul; - const struct clk_mux_sel *inputs; u32 reg; u32 reg_shift; @@ -144,7 +128,8 @@ struct clk { } shared_bus_user; } u; - spinlock_t spinlock; + void (*reset)(struct clk_hw *, bool); + int (*clk_cfg_ex)(struct clk_hw *, enum tegra_clk_ex_param, u32); }; struct clk_duplicate { @@ -159,13 +144,10 @@ struct tegra_clk_init_table { bool enabled; }; +void tegra_clk_add(struct clk *c); void tegra2_init_clocks(void); void tegra30_init_clocks(void); -void clk_init(struct clk *clk); struct clk *tegra_get_clock_by_name(const char *name); -int clk_reparent(struct clk *c, struct clk *parent); void tegra_clk_init_from_table(struct tegra_clk_init_table *table); -unsigned long clk_get_rate_locked(struct clk *c); -int clk_set_rate_locked(struct clk *c, unsigned long rate); #endif diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 96fef6bcc65..f3654f83099 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -152,6 +152,5 @@ void __init tegra30_init_early(void) void __init tegra_init_late(void) { - tegra_clk_debugfs_init(); tegra_powergate_debugfs_init(); } diff --git a/arch/arm/mach-tegra/cpu-tegra.c b/arch/arm/mach-tegra/cpu-tegra.c index ceb52db1e2f..627bf0f4262 100644 --- a/arch/arm/mach-tegra/cpu-tegra.c +++ b/arch/arm/mach-tegra/cpu-tegra.c @@ -49,6 +49,8 @@ static struct cpufreq_frequency_table freq_table[] = { #define NUM_CPUS 2 static struct clk *cpu_clk; +static struct clk *pll_x_clk; +static struct clk *pll_p_clk; static struct clk *emc_clk; static unsigned long target_cpu_speed[NUM_CPUS]; @@ -71,6 +73,42 @@ static unsigned int tegra_getspeed(unsigned int cpu) return rate; } +static int tegra_cpu_clk_set_rate(unsigned long rate) +{ + int ret; + + /* + * Take an extra reference to the main pll so it doesn't turn + * off when we move the cpu off of it + */ + clk_prepare_enable(pll_x_clk); + + ret = clk_set_parent(cpu_clk, pll_p_clk); + if (ret) { + pr_err("Failed to switch cpu to clock pll_p\n"); + goto out; + } + + if (rate == clk_get_rate(pll_p_clk)) + goto out; + + ret = clk_set_rate(pll_x_clk, rate); + if (ret) { + pr_err("Failed to change pll_x to %lu\n", rate); + goto out; + } + + ret = clk_set_parent(cpu_clk, pll_x_clk); + if (ret) { + pr_err("Failed to switch cpu to clock pll_x\n"); + goto out; + } + +out: + clk_disable_unprepare(pll_x_clk); + return ret; +} + static int tegra_update_cpu_speed(unsigned long rate) { int ret = 0; @@ -101,7 +139,7 @@ static int tegra_update_cpu_speed(unsigned long rate) freqs.old, freqs.new); #endif - ret = clk_set_rate(cpu_clk, freqs.new * 1000); + ret = tegra_cpu_clk_set_rate(freqs.new * 1000); if (ret) { pr_err("cpu-tegra: Failed to set cpu frequency to %d kHz\n", freqs.new); @@ -183,6 +221,14 @@ static int tegra_cpu_init(struct cpufreq_policy *policy) if (IS_ERR(cpu_clk)) return PTR_ERR(cpu_clk); + pll_x_clk = clk_get_sys(NULL, "pll_x"); + if (IS_ERR(pll_x_clk)) + return PTR_ERR(pll_x_clk); + + pll_p_clk = clk_get_sys(NULL, "pll_p"); + if (IS_ERR(pll_p_clk)) + return PTR_ERR(pll_p_clk); + emc_clk = clk_get_sys("cpu", "emc"); if (IS_ERR(emc_clk)) { clk_put(cpu_clk); diff --git a/arch/arm/mach-tegra/devices.c b/arch/arm/mach-tegra/devices.c deleted file mode 100644 index c70e65ffa36..00000000000 --- a/arch/arm/mach-tegra/devices.c +++ /dev/null @@ -1,702 +0,0 @@ -/* - * Copyright (C) 2010,2011 Google, Inc. - * - * Author: - * Colin Cross <ccross@android.com> - * Erik Gilling <ccross@android.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - - -#include <linux/resource.h> -#include <linux/platform_device.h> -#include <linux/dma-mapping.h> -#include <linux/fsl_devices.h> -#include <linux/serial_8250.h> -#include <linux/i2c-tegra.h> -#include <asm/pmu.h> -#include <mach/irqs.h> -#include <mach/iomap.h> -#include <mach/dma.h> -#include <mach/usb_phy.h> - -#include "gpio-names.h" -#include "devices.h" - -static struct resource gpio_resource[] = { - [0] = { - .start = TEGRA_GPIO_BASE, - .end = TEGRA_GPIO_BASE + TEGRA_GPIO_SIZE-1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_GPIO1, - .end = INT_GPIO1, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = INT_GPIO2, - .end = INT_GPIO2, - .flags = IORESOURCE_IRQ, - }, - [3] = { - .start = INT_GPIO3, - .end = INT_GPIO3, - .flags = IORESOURCE_IRQ, - }, - [4] = { - .start = INT_GPIO4, - .end = INT_GPIO4, - .flags = IORESOURCE_IRQ, - }, - [5] = { - .start = INT_GPIO5, - .end = INT_GPIO5, - .flags = IORESOURCE_IRQ, - }, - [6] = { - .start = INT_GPIO6, - .end = INT_GPIO6, - .flags = IORESOURCE_IRQ, - }, - [7] = { - .start = INT_GPIO7, - .end = INT_GPIO7, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device tegra_gpio_device = { - .name = "tegra-gpio", - .id = -1, - .resource = gpio_resource, - .num_resources = ARRAY_SIZE(gpio_resource), -}; - -static struct resource pinmux_resource[] = { - [0] = { - /* Tri-state registers */ - .start = TEGRA_APB_MISC_BASE + 0x14, - .end = TEGRA_APB_MISC_BASE + 0x20 + 3, - .flags = IORESOURCE_MEM, - }, - [1] = { - /* Mux registers */ - .start = TEGRA_APB_MISC_BASE + 0x80, - .end = TEGRA_APB_MISC_BASE + 0x9c + 3, - .flags = IORESOURCE_MEM, - }, - [2] = { - /* Pull-up/down registers */ - .start = TEGRA_APB_MISC_BASE + 0xa0, - .end = TEGRA_APB_MISC_BASE + 0xb0 + 3, - .flags = IORESOURCE_MEM, - }, - [3] = { - /* Pad control registers */ - .start = TEGRA_APB_MISC_BASE + 0x868, - .end = TEGRA_APB_MISC_BASE + 0x90c + 3, - .flags = IORESOURCE_MEM, - }, -}; - -struct platform_device tegra_pinmux_device = { - .name = "tegra20-pinctrl", - .id = -1, - .resource = pinmux_resource, - .num_resources = ARRAY_SIZE(pinmux_resource), -}; - -static struct resource i2c_resource1[] = { - [0] = { - .start = INT_I2C, - .end = INT_I2C, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_I2C_BASE, - .end = TEGRA_I2C_BASE + TEGRA_I2C_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource i2c_resource2[] = { - [0] = { - .start = INT_I2C2, - .end = INT_I2C2, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_I2C2_BASE, - .end = TEGRA_I2C2_BASE + TEGRA_I2C2_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource i2c_resource3[] = { - [0] = { - .start = INT_I2C3, - .end = INT_I2C3, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_I2C3_BASE, - .end = TEGRA_I2C3_BASE + TEGRA_I2C3_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource i2c_resource4[] = { - [0] = { - .start = INT_DVC, - .end = INT_DVC, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_DVC_BASE, - .end = TEGRA_DVC_BASE + TEGRA_DVC_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct tegra_i2c_platform_data tegra_i2c1_platform_data = { - .bus_clk_rate = 400000, -}; - -static struct tegra_i2c_platform_data tegra_i2c2_platform_data = { - .bus_clk_rate = 400000, -}; - -static struct tegra_i2c_platform_data tegra_i2c3_platform_data = { - .bus_clk_rate = 400000, -}; - -static struct tegra_i2c_platform_data tegra_dvc_platform_data = { - .bus_clk_rate = 400000, -}; - -struct platform_device tegra_i2c_device1 = { - .name = "tegra-i2c", - .id = 0, - .resource = i2c_resource1, - .num_resources = ARRAY_SIZE(i2c_resource1), - .dev = { - .platform_data = &tegra_i2c1_platform_data, - }, -}; - -struct platform_device tegra_i2c_device2 = { - .name = "tegra-i2c", - .id = 1, - .resource = i2c_resource2, - .num_resources = ARRAY_SIZE(i2c_resource2), - .dev = { - .platform_data = &tegra_i2c2_platform_data, - }, -}; - -struct platform_device tegra_i2c_device3 = { - .name = "tegra-i2c", - .id = 2, - .resource = i2c_resource3, - .num_resources = ARRAY_SIZE(i2c_resource3), - .dev = { - .platform_data = &tegra_i2c3_platform_data, - }, -}; - -struct platform_device tegra_i2c_device4 = { - .name = "tegra-i2c", - .id = 3, - .resource = i2c_resource4, - .num_resources = ARRAY_SIZE(i2c_resource4), - .dev = { - .platform_data = &tegra_dvc_platform_data, - }, -}; - -static struct resource spi_resource1[] = { - [0] = { - .start = INT_S_LINK1, - .end = INT_S_LINK1, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SPI1_BASE, - .end = TEGRA_SPI1_BASE + TEGRA_SPI1_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource spi_resource2[] = { - [0] = { - .start = INT_SPI_2, - .end = INT_SPI_2, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SPI2_BASE, - .end = TEGRA_SPI2_BASE + TEGRA_SPI2_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource spi_resource3[] = { - [0] = { - .start = INT_SPI_3, - .end = INT_SPI_3, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SPI3_BASE, - .end = TEGRA_SPI3_BASE + TEGRA_SPI3_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource spi_resource4[] = { - [0] = { - .start = INT_SPI_4, - .end = INT_SPI_4, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SPI4_BASE, - .end = TEGRA_SPI4_BASE + TEGRA_SPI4_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -struct platform_device tegra_spi_device1 = { - .name = "spi_tegra", - .id = 0, - .resource = spi_resource1, - .num_resources = ARRAY_SIZE(spi_resource1), - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device tegra_spi_device2 = { - .name = "spi_tegra", - .id = 1, - .resource = spi_resource2, - .num_resources = ARRAY_SIZE(spi_resource2), - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device tegra_spi_device3 = { - .name = "spi_tegra", - .id = 2, - .resource = spi_resource3, - .num_resources = ARRAY_SIZE(spi_resource3), - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - -struct platform_device tegra_spi_device4 = { - .name = "spi_tegra", - .id = 3, - .resource = spi_resource4, - .num_resources = ARRAY_SIZE(spi_resource4), - .dev = { - .coherent_dma_mask = 0xffffffff, - }, -}; - - -static struct resource sdhci_resource1[] = { - [0] = { - .start = INT_SDMMC1, - .end = INT_SDMMC1, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SDMMC1_BASE, - .end = TEGRA_SDMMC1_BASE + TEGRA_SDMMC1_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource sdhci_resource2[] = { - [0] = { - .start = INT_SDMMC2, - .end = INT_SDMMC2, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SDMMC2_BASE, - .end = TEGRA_SDMMC2_BASE + TEGRA_SDMMC2_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource sdhci_resource3[] = { - [0] = { - .start = INT_SDMMC3, - .end = INT_SDMMC3, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SDMMC3_BASE, - .end = TEGRA_SDMMC3_BASE + TEGRA_SDMMC3_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource sdhci_resource4[] = { - [0] = { - .start = INT_SDMMC4, - .end = INT_SDMMC4, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = TEGRA_SDMMC4_BASE, - .end = TEGRA_SDMMC4_BASE + TEGRA_SDMMC4_SIZE-1, - .flags = IORESOURCE_MEM, - }, -}; - -/* board files should fill in platform_data register the devices themselvs. - * See board-harmony.c for an example - */ -struct platform_device tegra_sdhci_device1 = { - .name = "sdhci-tegra", - .id = 0, - .resource = sdhci_resource1, - .num_resources = ARRAY_SIZE(sdhci_resource1), -}; - -struct platform_device tegra_sdhci_device2 = { - .name = "sdhci-tegra", - .id = 1, - .resource = sdhci_resource2, - .num_resources = ARRAY_SIZE(sdhci_resource2), -}; - -struct platform_device tegra_sdhci_device3 = { - .name = "sdhci-tegra", - .id = 2, - .resource = sdhci_resource3, - .num_resources = ARRAY_SIZE(sdhci_resource3), -}; - -struct platform_device tegra_sdhci_device4 = { - .name = "sdhci-tegra", - .id = 3, - .resource = sdhci_resource4, - .num_resources = ARRAY_SIZE(sdhci_resource4), -}; - -static struct resource tegra_usb1_resources[] = { - [0] = { - .start = TEGRA_USB_BASE, - .end = TEGRA_USB_BASE + TEGRA_USB_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_USB, - .end = INT_USB, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_usb2_resources[] = { - [0] = { - .start = TEGRA_USB2_BASE, - .end = TEGRA_USB2_BASE + TEGRA_USB2_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_USB2, - .end = INT_USB2, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_usb3_resources[] = { - [0] = { - .start = TEGRA_USB3_BASE, - .end = TEGRA_USB3_BASE + TEGRA_USB3_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_USB3, - .end = INT_USB3, - .flags = IORESOURCE_IRQ, - }, -}; - -struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = { - .reset_gpio = -1, - .clk = "cdev2", -}; - -struct tegra_ehci_platform_data tegra_ehci1_pdata = { - .operating_mode = TEGRA_USB_OTG, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -struct tegra_ehci_platform_data tegra_ehci2_pdata = { - .phy_config = &tegra_ehci2_ulpi_phy_config, - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -struct tegra_ehci_platform_data tegra_ehci3_pdata = { - .operating_mode = TEGRA_USB_HOST, - .power_down_on_bus_suspend = 1, - .vbus_gpio = -1, -}; - -static u64 tegra_ehci_dmamask = DMA_BIT_MASK(32); - -struct platform_device tegra_ehci1_device = { - .name = "tegra-ehci", - .id = 0, - .dev = { - .dma_mask = &tegra_ehci_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tegra_ehci1_pdata, - }, - .resource = tegra_usb1_resources, - .num_resources = ARRAY_SIZE(tegra_usb1_resources), -}; - -struct platform_device tegra_ehci2_device = { - .name = "tegra-ehci", - .id = 1, - .dev = { - .dma_mask = &tegra_ehci_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tegra_ehci2_pdata, - }, - .resource = tegra_usb2_resources, - .num_resources = ARRAY_SIZE(tegra_usb2_resources), -}; - -struct platform_device tegra_ehci3_device = { - .name = "tegra-ehci", - .id = 2, - .dev = { - .dma_mask = &tegra_ehci_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tegra_ehci3_pdata, - }, - .resource = tegra_usb3_resources, - .num_resources = ARRAY_SIZE(tegra_usb3_resources), -}; - -static struct resource tegra_pmu_resources[] = { - [0] = { - .start = INT_CPU0_PMU_INTR, - .end = INT_CPU0_PMU_INTR, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = INT_CPU1_PMU_INTR, - .end = INT_CPU1_PMU_INTR, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device tegra_pmu_device = { - .name = "arm-pmu", - .id = ARM_PMU_DEVICE_CPU, - .num_resources = ARRAY_SIZE(tegra_pmu_resources), - .resource = tegra_pmu_resources, -}; - -static struct resource tegra_uarta_resources[] = { - [0] = { - .start = TEGRA_UARTA_BASE, - .end = TEGRA_UARTA_BASE + TEGRA_UARTA_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_UARTA, - .end = INT_UARTA, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_uartb_resources[] = { - [0] = { - .start = TEGRA_UARTB_BASE, - .end = TEGRA_UARTB_BASE + TEGRA_UARTB_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_UARTB, - .end = INT_UARTB, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_uartc_resources[] = { - [0] = { - .start = TEGRA_UARTC_BASE, - .end = TEGRA_UARTC_BASE + TEGRA_UARTC_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_UARTC, - .end = INT_UARTC, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_uartd_resources[] = { - [0] = { - .start = TEGRA_UARTD_BASE, - .end = TEGRA_UARTD_BASE + TEGRA_UARTD_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_UARTD, - .end = INT_UARTD, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tegra_uarte_resources[] = { - [0] = { - .start = TEGRA_UARTE_BASE, - .end = TEGRA_UARTE_BASE + TEGRA_UARTE_SIZE - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_UARTE, - .end = INT_UARTE, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device tegra_uarta_device = { - .name = "tegra_uart", - .id = 0, - .num_resources = ARRAY_SIZE(tegra_uarta_resources), - .resource = tegra_uarta_resources, - .dev = { - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -struct platform_device tegra_uartb_device = { - .name = "tegra_uart", - .id = 1, - .num_resources = ARRAY_SIZE(tegra_uartb_resources), - .resource = tegra_uartb_resources, - .dev = { - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -struct platform_device tegra_uartc_device = { - .name = "tegra_uart", - .id = 2, - .num_resources = ARRAY_SIZE(tegra_uartc_resources), - .resource = tegra_uartc_resources, - .dev = { - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -struct platform_device tegra_uartd_device = { - .name = "tegra_uart", - .id = 3, - .num_resources = ARRAY_SIZE(tegra_uartd_resources), - .resource = tegra_uartd_resources, - .dev = { - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -struct platform_device tegra_uarte_device = { - .name = "tegra_uart", - .id = 4, - .num_resources = ARRAY_SIZE(tegra_uarte_resources), - .resource = tegra_uarte_resources, - .dev = { - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -static struct resource i2s_resource1[] = { - [0] = { - .start = INT_I2S1, - .end = INT_I2S1, - .flags = IORESOURCE_IRQ - }, - [1] = { - .start = TEGRA_DMA_REQ_SEL_I2S_1, - .end = TEGRA_DMA_REQ_SEL_I2S_1, - .flags = IORESOURCE_DMA - }, - [2] = { - .start = TEGRA_I2S1_BASE, - .end = TEGRA_I2S1_BASE + TEGRA_I2S1_SIZE - 1, - .flags = IORESOURCE_MEM - } -}; - -static struct resource i2s_resource2[] = { - [0] = { - .start = INT_I2S2, - .end = INT_I2S2, - .flags = IORESOURCE_IRQ - }, - [1] = { - .start = TEGRA_DMA_REQ_SEL_I2S2_1, - .end = TEGRA_DMA_REQ_SEL_I2S2_1, - .flags = IORESOURCE_DMA - }, - [2] = { - .start = TEGRA_I2S2_BASE, - .end = TEGRA_I2S2_BASE + TEGRA_I2S2_SIZE - 1, - .flags = IORESOURCE_MEM - } -}; - -struct platform_device tegra_i2s_device1 = { - .name = "tegra20-i2s", - .id = 0, - .resource = i2s_resource1, - .num_resources = ARRAY_SIZE(i2s_resource1), -}; - -struct platform_device tegra_i2s_device2 = { - .name = "tegra20-i2s", - .id = 1, - .resource = i2s_resource2, - .num_resources = ARRAY_SIZE(i2s_resource2), -}; - -static struct resource tegra_das_resources[] = { - [0] = { - .start = TEGRA_APB_MISC_DAS_BASE, - .end = TEGRA_APB_MISC_DAS_BASE + TEGRA_APB_MISC_DAS_SIZE - 1, - .flags = IORESOURCE_MEM, - }, -}; - -struct platform_device tegra_das_device = { - .name = "tegra20-das", - .id = -1, - .num_resources = ARRAY_SIZE(tegra_das_resources), - .resource = tegra_das_resources, -}; diff --git a/arch/arm/mach-tegra/devices.h b/arch/arm/mach-tegra/devices.h deleted file mode 100644 index 4f505272649..00000000000 --- a/arch/arm/mach-tegra/devices.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Copyright (C) 2010,2011 Google, Inc. - * - * Author: - * Colin Cross <ccross@android.com> - * Erik Gilling <ccross@android.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __MACH_TEGRA_DEVICES_H -#define __MACH_TEGRA_DEVICES_H - -#include <linux/platform_device.h> -#include <linux/platform_data/tegra_usb.h> - -#include <mach/usb_phy.h> - -extern struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config; - -extern struct tegra_ehci_platform_data tegra_ehci1_pdata; -extern struct tegra_ehci_platform_data tegra_ehci2_pdata; -extern struct tegra_ehci_platform_data tegra_ehci3_pdata; - -extern struct platform_device tegra_gpio_device; -extern struct platform_device tegra_pinmux_device; -extern struct platform_device tegra_sdhci_device1; -extern struct platform_device tegra_sdhci_device2; -extern struct platform_device tegra_sdhci_device3; -extern struct platform_device tegra_sdhci_device4; -extern struct platform_device tegra_i2c_device1; -extern struct platform_device tegra_i2c_device2; -extern struct platform_device tegra_i2c_device3; -extern struct platform_device tegra_i2c_device4; -extern struct platform_device tegra_spi_device1; -extern struct platform_device tegra_spi_device2; -extern struct platform_device tegra_spi_device3; -extern struct platform_device tegra_spi_device4; -extern struct platform_device tegra_ehci1_device; -extern struct platform_device tegra_ehci2_device; -extern struct platform_device tegra_ehci3_device; -extern struct platform_device tegra_uarta_device; -extern struct platform_device tegra_uartb_device; -extern struct platform_device tegra_uartc_device; -extern struct platform_device tegra_uartd_device; -extern struct platform_device tegra_uarte_device; -extern struct platform_device tegra_pmu_device; -extern struct platform_device tegra_i2s_device1; -extern struct platform_device tegra_i2s_device2; -extern struct platform_device tegra_das_device; - -#endif diff --git a/arch/arm/mach-tegra/dma.c b/arch/arm/mach-tegra/dma.c index 29c5114d607..7f2732039d2 100644 --- a/arch/arm/mach-tegra/dma.c +++ b/arch/arm/mach-tegra/dma.c @@ -31,7 +31,6 @@ #include <mach/dma.h> #include <mach/irqs.h> #include <mach/iomap.h> -#include <mach/suspend.h> #include "apbio.h" diff --git a/arch/arm/mach-tegra/fuse.c b/arch/arm/mach-tegra/fuse.c index f946d129423..0b7db174a5d 100644 --- a/arch/arm/mach-tegra/fuse.c +++ b/arch/arm/mach-tegra/fuse.c @@ -93,9 +93,9 @@ void tegra_init_fuse(void) { u32 id; - u32 reg = readl(IO_TO_VIRT(TEGRA_CLK_RESET_BASE + 0x48)); + u32 reg = readl(IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x48)); reg |= 1 << 28; - writel(reg, IO_TO_VIRT(TEGRA_CLK_RESET_BASE + 0x48)); + writel(reg, IO_ADDRESS(TEGRA_CLK_RESET_BASE + 0x48)); reg = tegra_fuse_readl(FUSE_SKU_INFO); tegra_sku_id = reg & 0xFF; diff --git a/arch/arm/mach-tegra/include/mach/clk.h b/arch/arm/mach-tegra/include/mach/clk.h index d97e403303a..95f3a547c77 100644 --- a/arch/arm/mach-tegra/include/mach/clk.h +++ b/arch/arm/mach-tegra/include/mach/clk.h @@ -34,7 +34,10 @@ enum tegra_clk_ex_param { void tegra_periph_reset_deassert(struct clk *c); void tegra_periph_reset_assert(struct clk *c); +#ifndef CONFIG_COMMON_CLK unsigned long clk_get_rate_all_locked(struct clk *c); +#endif + void tegra2_sdmmc_tap_delay(struct clk *c, int delay); int tegra_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting); diff --git a/arch/arm/mach-tegra/include/mach/gpio-tegra.h b/arch/arm/mach-tegra/include/mach/gpio-tegra.h deleted file mode 100644 index a978b3cc3a8..00000000000 --- a/arch/arm/mach-tegra/include/mach/gpio-tegra.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * arch/arm/mach-tegra/include/mach/gpio.h - * - * Copyright (C) 2010 Google, Inc. - * - * Author: - * Erik Gilling <konkers@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#ifndef __MACH_TEGRA_GPIO_TEGRA_H -#define __MACH_TEGRA_GPIO_TEGRA_H - -#include <linux/types.h> -#include <mach/irqs.h> - -#define TEGRA_NR_GPIOS INT_GPIO_NR - -#endif diff --git a/arch/arm/mach-tegra/include/mach/pinconf-tegra.h b/arch/arm/mach-tegra/include/mach/pinconf-tegra.h deleted file mode 100644 index 1f24d304921..00000000000 --- a/arch/arm/mach-tegra/include/mach/pinconf-tegra.h +++ /dev/null @@ -1,63 +0,0 @@ -/* - * pinctrl configuration definitions for the NVIDIA Tegra pinmux - * - * Copyright (c) 2011, NVIDIA CORPORATION. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#ifndef __PINCONF_TEGRA_H__ -#define __PINCONF_TEGRA_H__ - -enum tegra_pinconf_param { - /* argument: tegra_pinconf_pull */ - TEGRA_PINCONF_PARAM_PULL, - /* argument: tegra_pinconf_tristate */ - TEGRA_PINCONF_PARAM_TRISTATE, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_ENABLE_INPUT, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_OPEN_DRAIN, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_LOCK, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_IORESET, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_HIGH_SPEED_MODE, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_SCHMITT, - /* argument: Boolean */ - TEGRA_PINCONF_PARAM_LOW_POWER_MODE, - /* argument: Integer, range is HW-dependant */ - TEGRA_PINCONF_PARAM_DRIVE_DOWN_STRENGTH, - /* argument: Integer, range is HW-dependant */ - TEGRA_PINCONF_PARAM_DRIVE_UP_STRENGTH, - /* argument: Integer, range is HW-dependant */ - TEGRA_PINCONF_PARAM_SLEW_RATE_FALLING, - /* argument: Integer, range is HW-dependant */ - TEGRA_PINCONF_PARAM_SLEW_RATE_RISING, -}; - -enum tegra_pinconf_pull { - TEGRA_PINCONFIG_PULL_NONE, - TEGRA_PINCONFIG_PULL_DOWN, - TEGRA_PINCONFIG_PULL_UP, -}; - -enum tegra_pinconf_tristate { - TEGRA_PINCONFIG_DRIVEN, - TEGRA_PINCONFIG_TRISTATE, -}; - -#define TEGRA_PINCONF_PACK(_param_, _arg_) ((_param_) << 16 | (_arg_)) -#define TEGRA_PINCONF_UNPACK_PARAM(_conf_) ((_conf_) >> 16) -#define TEGRA_PINCONF_UNPACK_ARG(_conf_) ((_conf_) & 0xffff) - -#endif diff --git a/arch/arm/mach-tegra/include/mach/suspend.h b/arch/arm/mach-tegra/include/mach/suspend.h deleted file mode 100644 index 5af8715d2e1..00000000000 --- a/arch/arm/mach-tegra/include/mach/suspend.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * arch/arm/mach-tegra/include/mach/suspend.h - * - * Copyright (C) 2010 Google, Inc. - * - * Author: - * Colin Cross <ccross@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - - -#ifndef _MACH_TEGRA_SUSPEND_H_ -#define _MACH_TEGRA_SUSPEND_H_ - -void tegra_pinmux_suspend(void); -void tegra_irq_suspend(void); -void tegra_gpio_suspend(void); -void tegra_clk_suspend(void); -void tegra_dma_suspend(void); -void tegra_timer_suspend(void); - -void tegra_pinmux_resume(void); -void tegra_irq_resume(void); -void tegra_gpio_resume(void); -void tegra_clk_resume(void); -void tegra_dma_resume(void); -void tegra_timer_resume(void); - -#endif /* _MACH_TEGRA_SUSPEND_H_ */ diff --git a/arch/arm/mach-tegra/tegra20_clocks.c b/arch/arm/mach-tegra/tegra20_clocks.c new file mode 100644 index 00000000000..5dbc32df261 --- /dev/null +++ b/arch/arm/mach-tegra/tegra20_clocks.c @@ -0,0 +1,1554 @@ +/* + * arch/arm/mach-tegra/tegra20_clocks.c + * + * Copyright (C) 2010 Google, Inc. + * Copyright (c) 2010-2012 NVIDIA CORPORATION. All rights reserved. + * + * Author: + * Colin Cross <ccross@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/delay.h> +#include <linux/io.h> +#include <linux/clkdev.h> +#include <linux/clk.h> + +#include <mach/iomap.h> + +#include "clock.h" +#include "fuse.h" +#include "tegra2_emc.h" + +#define RST_DEVICES 0x004 +#define RST_DEVICES_SET 0x300 +#define RST_DEVICES_CLR 0x304 +#define RST_DEVICES_NUM 3 + +#define CLK_OUT_ENB 0x010 +#define CLK_OUT_ENB_SET 0x320 +#define CLK_OUT_ENB_CLR 0x324 +#define CLK_OUT_ENB_NUM 3 + +#define CLK_MASK_ARM 0x44 +#define MISC_CLK_ENB 0x48 + +#define OSC_CTRL 0x50 +#define OSC_CTRL_OSC_FREQ_MASK (3<<30) +#define OSC_CTRL_OSC_FREQ_13MHZ (0<<30) +#define OSC_CTRL_OSC_FREQ_19_2MHZ (1<<30) +#define OSC_CTRL_OSC_FREQ_12MHZ (2<<30) +#define OSC_CTRL_OSC_FREQ_26MHZ (3<<30) +#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK) + +#define OSC_FREQ_DET 0x58 +#define OSC_FREQ_DET_TRIG (1<<31) + +#define OSC_FREQ_DET_STATUS 0x5C +#define OSC_FREQ_DET_BUSY (1<<31) +#define OSC_FREQ_DET_CNT_MASK 0xFFFF + +#define PERIPH_CLK_SOURCE_I2S1 0x100 +#define PERIPH_CLK_SOURCE_EMC 0x19c +#define PERIPH_CLK_SOURCE_OSC 0x1fc +#define PERIPH_CLK_SOURCE_NUM \ + ((PERIPH_CLK_SOURCE_OSC - PERIPH_CLK_SOURCE_I2S1) / 4) + +#define PERIPH_CLK_SOURCE_MASK (3<<30) +#define PERIPH_CLK_SOURCE_SHIFT 30 +#define PERIPH_CLK_SOURCE_PWM_MASK (7<<28) +#define PERIPH_CLK_SOURCE_PWM_SHIFT 28 +#define PERIPH_CLK_SOURCE_ENABLE (1<<28) +#define PERIPH_CLK_SOURCE_DIVU71_MASK 0xFF +#define PERIPH_CLK_SOURCE_DIVU16_MASK 0xFFFF +#define PERIPH_CLK_SOURCE_DIV_SHIFT 0 + +#define SDMMC_CLK_INT_FB_SEL (1 << 23) +#define SDMMC_CLK_INT_FB_DLY_SHIFT 16 +#define SDMMC_CLK_INT_FB_DLY_MASK (0xF << SDMMC_CLK_INT_FB_DLY_SHIFT) + +#define PLL_BASE 0x0 +#define PLL_BASE_BYPASS (1<<31) +#define PLL_BASE_ENABLE (1<<30) +#define PLL_BASE_REF_ENABLE (1<<29) +#define PLL_BASE_OVERRIDE (1<<28) +#define PLL_BASE_DIVP_MASK (0x7<<20) +#define PLL_BASE_DIVP_SHIFT 20 +#define PLL_BASE_DIVN_MASK (0x3FF<<8) +#define PLL_BASE_DIVN_SHIFT 8 +#define PLL_BASE_DIVM_MASK (0x1F) +#define PLL_BASE_DIVM_SHIFT 0 + +#define PLL_OUT_RATIO_MASK (0xFF<<8) +#define PLL_OUT_RATIO_SHIFT 8 +#define PLL_OUT_OVERRIDE (1<<2) +#define PLL_OUT_CLKEN (1<<1) +#define PLL_OUT_RESET_DISABLE (1<<0) + +#define PLL_MISC(c) (((c)->flags & PLL_ALT_MISC_REG) ? 0x4 : 0xc) + +#define PLL_MISC_DCCON_SHIFT 20 +#define PLL_MISC_CPCON_SHIFT 8 +#define PLL_MISC_CPCON_MASK (0xF<<PLL_MISC_CPCON_SHIFT) +#define PLL_MISC_LFCON_SHIFT 4 +#define PLL_MISC_LFCON_MASK (0xF<<PLL_MISC_LFCON_SHIFT) +#define PLL_MISC_VCOCON_SHIFT 0 +#define PLL_MISC_VCOCON_MASK (0xF<<PLL_MISC_VCOCON_SHIFT) + +#define PLLU_BASE_POST_DIV (1<<20) + +#define PLLD_MISC_CLKENABLE (1<<30) +#define PLLD_MISC_DIV_RST (1<<23) +#define PLLD_MISC_DCCON_SHIFT 12 + +#define PLLE_MISC_READY (1 << 15) + +#define PERIPH_CLK_TO_ENB_REG(c) ((c->u.periph.clk_num / 32) * 4) +#define PERIPH_CLK_TO_ENB_SET_REG(c) ((c->u.periph.clk_num / 32) * 8) +#define PERIPH_CLK_TO_ENB_BIT(c) (1 << (c->u.periph.clk_num % 32)) + +#define SUPER_CLK_MUX 0x00 +#define SUPER_STATE_SHIFT 28 +#define SUPER_STATE_MASK (0xF << SUPER_STATE_SHIFT) +#define SUPER_STATE_STANDBY (0x0 << SUPER_STATE_SHIFT) +#define SUPER_STATE_IDLE (0x1 << SUPER_STATE_SHIFT) +#define SUPER_STATE_RUN (0x2 << SUPER_STATE_SHIFT) +#define SUPER_STATE_IRQ (0x3 << SUPER_STATE_SHIFT) +#define SUPER_STATE_FIQ (0x4 << SUPER_STATE_SHIFT) +#define SUPER_SOURCE_MASK 0xF +#define SUPER_FIQ_SOURCE_SHIFT 12 +#define SUPER_IRQ_SOURCE_SHIFT 8 +#define SUPER_RUN_SOURCE_SHIFT 4 +#define SUPER_IDLE_SOURCE_SHIFT 0 + +#define SUPER_CLK_DIVIDER 0x04 + +#define BUS_CLK_DISABLE (1<<3) +#define BUS_CLK_DIV_MASK 0x3 + +#define PMC_CTRL 0x0 + #define PMC_CTRL_BLINK_ENB (1 << 7) + +#define PMC_DPD_PADS_ORIDE 0x1c + #define PMC_DPD_PADS_ORIDE_BLINK_ENB (1 << 20) + +#define PMC_BLINK_TIMER_DATA_ON_SHIFT 0 +#define PMC_BLINK_TIMER_DATA_ON_MASK 0x7fff +#define PMC_BLINK_TIMER_ENB (1 << 15) +#define PMC_BLINK_TIMER_DATA_OFF_SHIFT 16 +#define PMC_BLINK_TIMER_DATA_OFF_MASK 0xffff + +static void __iomem *reg_clk_base = IO_ADDRESS(TEGRA_CLK_RESET_BASE); +static void __iomem *reg_pmc_base = IO_ADDRESS(TEGRA_PMC_BASE); + +/* + * Some clocks share a register with other clocks. Any clock op that + * non-atomically modifies a register used by another clock must lock + * clock_register_lock first. + */ +static DEFINE_SPINLOCK(clock_register_lock); + +/* + * Some peripheral clocks share an enable bit, so refcount the enable bits + * in registers CLK_ENABLE_L, CLK_ENABLE_H, and CLK_ENABLE_U + */ +static int tegra_periph_clk_enable_refcount[3 * 32]; + +#define clk_writel(value, reg) \ + __raw_writel(value, reg_clk_base + (reg)) +#define clk_readl(reg) \ + __raw_readl(reg_clk_base + (reg)) +#define pmc_writel(value, reg) \ + __raw_writel(value, reg_pmc_base + (reg)) +#define pmc_readl(reg) \ + __raw_readl(reg_pmc_base + (reg)) + +static unsigned long clk_measure_input_freq(void) +{ + u32 clock_autodetect; + clk_writel(OSC_FREQ_DET_TRIG | 1, OSC_FREQ_DET); + do {} while (clk_readl(OSC_FREQ_DET_STATUS) & OSC_FREQ_DET_BUSY); + clock_autodetect = clk_readl(OSC_FREQ_DET_STATUS); + if (clock_autodetect >= 732 - 3 && clock_autodetect <= 732 + 3) { + return 12000000; + } else if (clock_autodetect >= 794 - 3 && clock_autodetect <= 794 + 3) { + return 13000000; + } else if (clock_autodetect >= 1172 - 3 && clock_autodetect <= 1172 + 3) { + return 19200000; + } else if (clock_autodetect >= 1587 - 3 && clock_autodetect <= 1587 + 3) { + return 26000000; + } else { + pr_err("%s: Unexpected clock autodetect value %d", + __func__, clock_autodetect); + BUG(); + return 0; + } +} + +static int clk_div71_get_divider(unsigned long parent_rate, unsigned long rate) +{ + s64 divider_u71 = parent_rate * 2; + divider_u71 += rate - 1; + do_div(divider_u71, rate); + + if (divider_u71 - 2 < 0) + return 0; + + if (divider_u71 - 2 > 255) + return -EINVAL; + + return divider_u71 - 2; +} + +static int clk_div16_get_divider(unsigned long parent_rate, unsigned long rate) +{ + s64 divider_u16; + + divider_u16 = parent_rate; + divider_u16 += rate - 1; + do_div(divider_u16, rate); + + if (divider_u16 - 1 < 0) + return 0; + + if (divider_u16 - 1 > 0xFFFF) + return -EINVAL; + + return divider_u16 - 1; +} + +static unsigned long tegra_clk_fixed_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + return to_clk_tegra(hw)->fixed_rate; +} + +struct clk_ops tegra_clk_32k_ops = { + .recalc_rate = tegra_clk_fixed_recalc_rate, +}; + +/* clk_m functions */ +static unsigned long tegra20_clk_m_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + if (!to_clk_tegra(hw)->fixed_rate) + to_clk_tegra(hw)->fixed_rate = clk_measure_input_freq(); + return to_clk_tegra(hw)->fixed_rate; +} + +static void tegra20_clk_m_init(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 osc_ctrl = clk_readl(OSC_CTRL); + u32 auto_clock_control = osc_ctrl & ~OSC_CTRL_OSC_FREQ_MASK; + + switch (c->fixed_rate) { + case 12000000: + auto_clock_control |= OSC_CTRL_OSC_FREQ_12MHZ; + break; + case 13000000: + auto_clock_control |= OSC_CTRL_OSC_FREQ_13MHZ; + break; + case 19200000: + auto_clock_control |= OSC_CTRL_OSC_FREQ_19_2MHZ; + break; + case 26000000: + auto_clock_control |= OSC_CTRL_OSC_FREQ_26MHZ; + break; + default: + BUG(); + } + clk_writel(auto_clock_control, OSC_CTRL); +} + +struct clk_ops tegra_clk_m_ops = { + .init = tegra20_clk_m_init, + .recalc_rate = tegra20_clk_m_recalc_rate, +}; + +/* super clock functions */ +/* "super clocks" on tegra have two-stage muxes and a clock skipping + * super divider. We will ignore the clock skipping divider, since we + * can't lower the voltage when using the clock skip, but we can if we + * lower the PLL frequency. + */ +static int tegra20_super_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + + val = clk_readl(c->reg + SUPER_CLK_MUX); + BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && + ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); + c->state = ON; + return c->state; +} + +static int tegra20_super_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + clk_writel(0, c->reg + SUPER_CLK_DIVIDER); + return 0; +} + +static void tegra20_super_clk_disable(struct clk_hw *hw) +{ + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + /* oops - don't disable the CPU clock! */ + BUG(); +} + +static u8 tegra20_super_clk_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + int val = clk_readl(c->reg + SUPER_CLK_MUX); + int source; + int shift; + + BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && + ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); + shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? + SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; + source = (val >> shift) & SUPER_SOURCE_MASK; + return source; +} + +static int tegra20_super_clk_set_parent(struct clk_hw *hw, u8 index) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg + SUPER_CLK_MUX); + int shift; + + BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && + ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); + shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? + SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; + val &= ~(SUPER_SOURCE_MASK << shift); + val |= index << shift; + + clk_writel(val, c->reg); + + return 0; +} + +/* FIX ME: Need to switch parents to change the source PLL rate */ +static unsigned long tegra20_super_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + return prate; +} + +static long tegra20_super_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + return *prate; +} + +static int tegra20_super_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + return 0; +} + +struct clk_ops tegra_super_ops = { + .is_enabled = tegra20_super_clk_is_enabled, + .enable = tegra20_super_clk_enable, + .disable = tegra20_super_clk_disable, + .set_parent = tegra20_super_clk_set_parent, + .get_parent = tegra20_super_clk_get_parent, + .set_rate = tegra20_super_clk_set_rate, + .round_rate = tegra20_super_clk_round_rate, + .recalc_rate = tegra20_super_clk_recalc_rate, +}; + +static unsigned long tegra20_twd_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +struct clk_ops tegra_twd_ops = { + .recalc_rate = tegra20_twd_clk_recalc_rate, +}; + +static u8 tegra20_cop_clk_get_parent(struct clk_hw *hw) +{ + return 0; +} + +struct clk_ops tegra_cop_ops = { + .get_parent = tegra20_cop_clk_get_parent, +}; + +/* virtual cop clock functions. Used to acquire the fake 'cop' clock to + * reset the COP block (i.e. AVP) */ +void tegra2_cop_clk_reset(struct clk_hw *hw, bool assert) +{ + unsigned long reg = assert ? RST_DEVICES_SET : RST_DEVICES_CLR; + + pr_debug("%s %s\n", __func__, assert ? "assert" : "deassert"); + clk_writel(1 << 1, reg); +} + +/* bus clock functions */ +static int tegra20_bus_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + + c->state = ((val >> c->reg_shift) & BUS_CLK_DISABLE) ? OFF : ON; + return c->state; +} + +static int tegra20_bus_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + u32 val; + + spin_lock_irqsave(&clock_register_lock, flags); + + val = clk_readl(c->reg); + val &= ~(BUS_CLK_DISABLE << c->reg_shift); + clk_writel(val, c->reg); + + spin_unlock_irqrestore(&clock_register_lock, flags); + + return 0; +} + +static void tegra20_bus_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + u32 val; + + spin_lock_irqsave(&clock_register_lock, flags); + + val = clk_readl(c->reg); + val |= BUS_CLK_DISABLE << c->reg_shift; + clk_writel(val, c->reg); + + spin_unlock_irqrestore(&clock_register_lock, flags); +} + +static unsigned long tegra20_bus_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + u64 rate = prate; + + c->div = ((val >> c->reg_shift) & BUS_CLK_DIV_MASK) + 1; + c->mul = 1; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + return rate; +} + +static int tegra20_bus_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + int ret = -EINVAL; + unsigned long flags; + u32 val; + int i; + + spin_lock_irqsave(&clock_register_lock, flags); + + val = clk_readl(c->reg); + for (i = 1; i <= 4; i++) { + if (rate == parent_rate / i) { + val &= ~(BUS_CLK_DIV_MASK << c->reg_shift); + val |= (i - 1) << c->reg_shift; + clk_writel(val, c->reg); + c->div = i; + c->mul = 1; + ret = 0; + break; + } + } + + spin_unlock_irqrestore(&clock_register_lock, flags); + + return ret; +} + +static long tegra20_bus_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + unsigned long parent_rate = *prate; + s64 divider; + + if (rate >= parent_rate) + return rate; + + divider = parent_rate; + divider += rate - 1; + do_div(divider, rate); + + if (divider < 0) + return divider; + + if (divider > 4) + divider = 4; + do_div(parent_rate, divider); + + return parent_rate; +} + +struct clk_ops tegra_bus_ops = { + .is_enabled = tegra20_bus_clk_is_enabled, + .enable = tegra20_bus_clk_enable, + .disable = tegra20_bus_clk_disable, + .set_rate = tegra20_bus_clk_set_rate, + .round_rate = tegra20_bus_clk_round_rate, + .recalc_rate = tegra20_bus_clk_recalc_rate, +}; + +/* Blink output functions */ +static int tegra20_blink_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + + val = pmc_readl(PMC_CTRL); + c->state = (val & PMC_CTRL_BLINK_ENB) ? ON : OFF; + return c->state; +} + +static unsigned long tegra20_blink_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = prate; + u32 val; + + c->mul = 1; + val = pmc_readl(c->reg); + + if (val & PMC_BLINK_TIMER_ENB) { + unsigned int on_off; + + on_off = (val >> PMC_BLINK_TIMER_DATA_ON_SHIFT) & + PMC_BLINK_TIMER_DATA_ON_MASK; + val >>= PMC_BLINK_TIMER_DATA_OFF_SHIFT; + val &= PMC_BLINK_TIMER_DATA_OFF_MASK; + on_off += val; + /* each tick in the blink timer is 4 32KHz clocks */ + c->div = on_off * 4; + } else { + c->div = 1; + } + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + return rate; +} + +static int tegra20_blink_clk_enable(struct clk_hw *hw) +{ + u32 val; + + val = pmc_readl(PMC_DPD_PADS_ORIDE); + pmc_writel(val | PMC_DPD_PADS_ORIDE_BLINK_ENB, PMC_DPD_PADS_ORIDE); + + val = pmc_readl(PMC_CTRL); + pmc_writel(val | PMC_CTRL_BLINK_ENB, PMC_CTRL); + + return 0; +} + +static void tegra20_blink_clk_disable(struct clk_hw *hw) +{ + u32 val; + + val = pmc_readl(PMC_CTRL); + pmc_writel(val & ~PMC_CTRL_BLINK_ENB, PMC_CTRL); + + val = pmc_readl(PMC_DPD_PADS_ORIDE); + pmc_writel(val & ~PMC_DPD_PADS_ORIDE_BLINK_ENB, PMC_DPD_PADS_ORIDE); +} + +static int tegra20_blink_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + + if (rate >= parent_rate) { + c->div = 1; + pmc_writel(0, c->reg); + } else { + unsigned int on_off; + u32 val; + + on_off = DIV_ROUND_UP(parent_rate / 8, rate); + c->div = on_off * 8; + + val = (on_off & PMC_BLINK_TIMER_DATA_ON_MASK) << + PMC_BLINK_TIMER_DATA_ON_SHIFT; + on_off &= PMC_BLINK_TIMER_DATA_OFF_MASK; + on_off <<= PMC_BLINK_TIMER_DATA_OFF_SHIFT; + val |= on_off; + val |= PMC_BLINK_TIMER_ENB; + pmc_writel(val, c->reg); + } + + return 0; +} + +static long tegra20_blink_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + int div; + int mul; + long round_rate = *prate; + + mul = 1; + + if (rate >= *prate) { + div = 1; + } else { + div = DIV_ROUND_UP(*prate / 8, rate); + div *= 8; + } + + round_rate *= mul; + round_rate += div - 1; + do_div(round_rate, div); + + return round_rate; +} + +struct clk_ops tegra_blink_clk_ops = { + .is_enabled = tegra20_blink_clk_is_enabled, + .enable = tegra20_blink_clk_enable, + .disable = tegra20_blink_clk_disable, + .set_rate = tegra20_blink_clk_set_rate, + .round_rate = tegra20_blink_clk_round_rate, + .recalc_rate = tegra20_blink_clk_recalc_rate, +}; + +/* PLL Functions */ +static int tegra20_pll_clk_wait_for_lock(struct clk_tegra *c) +{ + udelay(c->u.pll.lock_delay); + return 0; +} + +static int tegra20_pll_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg + PLL_BASE); + + c->state = (val & PLL_BASE_ENABLE) ? ON : OFF; + return c->state; +} + +static unsigned long tegra20_pll_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg + PLL_BASE); + u64 rate = prate; + + if (c->flags & PLL_FIXED && !(val & PLL_BASE_OVERRIDE)) { + const struct clk_pll_freq_table *sel; + for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { + if (sel->input_rate == prate && + sel->output_rate == c->u.pll.fixed_rate) { + c->mul = sel->n; + c->div = sel->m * sel->p; + break; + } + } + pr_err("Clock %s has unknown fixed frequency\n", + __clk_get_name(hw->clk)); + BUG(); + } else if (val & PLL_BASE_BYPASS) { + c->mul = 1; + c->div = 1; + } else { + c->mul = (val & PLL_BASE_DIVN_MASK) >> PLL_BASE_DIVN_SHIFT; + c->div = (val & PLL_BASE_DIVM_MASK) >> PLL_BASE_DIVM_SHIFT; + if (c->flags & PLLU) + c->div *= (val & PLLU_BASE_POST_DIV) ? 1 : 2; + else + c->div *= (val & PLL_BASE_DIVP_MASK) ? 2 : 1; + } + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + return rate; +} + +static int tegra20_pll_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + val = clk_readl(c->reg + PLL_BASE); + val &= ~PLL_BASE_BYPASS; + val |= PLL_BASE_ENABLE; + clk_writel(val, c->reg + PLL_BASE); + + tegra20_pll_clk_wait_for_lock(c); + + return 0; +} + +static void tegra20_pll_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + val = clk_readl(c->reg); + val &= ~(PLL_BASE_BYPASS | PLL_BASE_ENABLE); + clk_writel(val, c->reg); +} + +static int tegra20_pll_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long input_rate = parent_rate; + const struct clk_pll_freq_table *sel; + u32 val; + + pr_debug("%s: %s %lu\n", __func__, __clk_get_name(hw->clk), rate); + + if (c->flags & PLL_FIXED) { + int ret = 0; + if (rate != c->u.pll.fixed_rate) { + pr_err("%s: Can not change %s fixed rate %lu to %lu\n", + __func__, __clk_get_name(hw->clk), + c->u.pll.fixed_rate, rate); + ret = -EINVAL; + } + return ret; + } + + for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { + if (sel->input_rate == input_rate && sel->output_rate == rate) { + c->mul = sel->n; + c->div = sel->m * sel->p; + + val = clk_readl(c->reg + PLL_BASE); + if (c->flags & PLL_FIXED) + val |= PLL_BASE_OVERRIDE; + val &= ~(PLL_BASE_DIVP_MASK | PLL_BASE_DIVN_MASK | + PLL_BASE_DIVM_MASK); + val |= (sel->m << PLL_BASE_DIVM_SHIFT) | + (sel->n << PLL_BASE_DIVN_SHIFT); + BUG_ON(sel->p < 1 || sel->p > 2); + if (c->flags & PLLU) { + if (sel->p == 1) + val |= PLLU_BASE_POST_DIV; + } else { + if (sel->p == 2) + val |= 1 << PLL_BASE_DIVP_SHIFT; + } + clk_writel(val, c->reg + PLL_BASE); + + if (c->flags & PLL_HAS_CPCON) { + val = clk_readl(c->reg + PLL_MISC(c)); + val &= ~PLL_MISC_CPCON_MASK; + val |= sel->cpcon << PLL_MISC_CPCON_SHIFT; + clk_writel(val, c->reg + PLL_MISC(c)); + } + + if (c->state == ON) + tegra20_pll_clk_enable(hw); + return 0; + } + } + return -EINVAL; +} + +static long tegra20_pll_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + const struct clk_pll_freq_table *sel; + unsigned long input_rate = *prate; + u64 output_rate = *prate; + int mul; + int div; + + if (c->flags & PLL_FIXED) + return c->u.pll.fixed_rate; + + for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) + if (sel->input_rate == input_rate && sel->output_rate == rate) { + mul = sel->n; + div = sel->m * sel->p; + break; + } + + if (sel->input_rate == 0) + return -EINVAL; + + output_rate *= mul; + output_rate += div - 1; /* round up */ + do_div(output_rate, div); + + return output_rate; +} + +struct clk_ops tegra_pll_ops = { + .is_enabled = tegra20_pll_clk_is_enabled, + .enable = tegra20_pll_clk_enable, + .disable = tegra20_pll_clk_disable, + .set_rate = tegra20_pll_clk_set_rate, + .recalc_rate = tegra20_pll_clk_recalc_rate, + .round_rate = tegra20_pll_clk_round_rate, +}; + +static void tegra20_pllx_clk_init(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + + if (tegra_sku_id == 7) + c->max_rate = 750000000; +} + +struct clk_ops tegra_pllx_ops = { + .init = tegra20_pllx_clk_init, + .is_enabled = tegra20_pll_clk_is_enabled, + .enable = tegra20_pll_clk_enable, + .disable = tegra20_pll_clk_disable, + .set_rate = tegra20_pll_clk_set_rate, + .recalc_rate = tegra20_pll_clk_recalc_rate, + .round_rate = tegra20_pll_clk_round_rate, +}; + +static int tegra20_plle_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + mdelay(1); + + val = clk_readl(c->reg + PLL_BASE); + if (!(val & PLLE_MISC_READY)) + return -EBUSY; + + val = clk_readl(c->reg + PLL_BASE); + val |= PLL_BASE_ENABLE | PLL_BASE_BYPASS; + clk_writel(val, c->reg + PLL_BASE); + + return 0; +} + +struct clk_ops tegra_plle_ops = { + .is_enabled = tegra20_pll_clk_is_enabled, + .enable = tegra20_plle_clk_enable, + .set_rate = tegra20_pll_clk_set_rate, + .recalc_rate = tegra20_pll_clk_recalc_rate, + .round_rate = tegra20_pll_clk_round_rate, +}; + +/* Clock divider ops */ +static int tegra20_pll_div_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + + val >>= c->reg_shift; + c->state = (val & PLL_OUT_CLKEN) ? ON : OFF; + if (!(val & PLL_OUT_RESET_DISABLE)) + c->state = OFF; + return c->state; +} + +static unsigned long tegra20_pll_div_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = prate; + u32 val = clk_readl(c->reg); + u32 divu71; + + val >>= c->reg_shift; + + if (c->flags & DIV_U71) { + divu71 = (val & PLL_OUT_RATIO_MASK) >> PLL_OUT_RATIO_SHIFT; + c->div = (divu71 + 2); + c->mul = 2; + } else if (c->flags & DIV_2) { + c->div = 2; + c->mul = 1; + } else { + c->div = 1; + c->mul = 1; + } + + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + + return rate; +} + +static int tegra20_pll_div_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + u32 new_val; + u32 val; + + pr_debug("%s: %s\n", __func__, __clk_get_name(hw->clk)); + + if (c->flags & DIV_U71) { + spin_lock_irqsave(&clock_register_lock, flags); + val = clk_readl(c->reg); + new_val = val >> c->reg_shift; + new_val &= 0xFFFF; + + new_val |= PLL_OUT_CLKEN | PLL_OUT_RESET_DISABLE; + + val &= ~(0xFFFF << c->reg_shift); + val |= new_val << c->reg_shift; + clk_writel(val, c->reg); + spin_unlock_irqrestore(&clock_register_lock, flags); + return 0; + } else if (c->flags & DIV_2) { + BUG_ON(!(c->flags & PLLD)); + spin_lock_irqsave(&clock_register_lock, flags); + val = clk_readl(c->reg); + val &= ~PLLD_MISC_DIV_RST; + clk_writel(val, c->reg); + spin_unlock_irqrestore(&clock_register_lock, flags); + return 0; + } + return -EINVAL; +} + +static void tegra20_pll_div_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + u32 new_val; + u32 val; + + pr_debug("%s: %s\n", __func__, __clk_get_name(hw->clk)); + + if (c->flags & DIV_U71) { + spin_lock_irqsave(&clock_register_lock, flags); + val = clk_readl(c->reg); + new_val = val >> c->reg_shift; + new_val &= 0xFFFF; + + new_val &= ~(PLL_OUT_CLKEN | PLL_OUT_RESET_DISABLE); + + val &= ~(0xFFFF << c->reg_shift); + val |= new_val << c->reg_shift; + clk_writel(val, c->reg); + spin_unlock_irqrestore(&clock_register_lock, flags); + } else if (c->flags & DIV_2) { + BUG_ON(!(c->flags & PLLD)); + spin_lock_irqsave(&clock_register_lock, flags); + val = clk_readl(c->reg); + val |= PLLD_MISC_DIV_RST; + clk_writel(val, c->reg); + spin_unlock_irqrestore(&clock_register_lock, flags); + } +} + +static int tegra20_pll_div_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + int divider_u71; + u32 new_val; + u32 val; + + pr_debug("%s: %s %lu\n", __func__, __clk_get_name(hw->clk), rate); + + if (c->flags & DIV_U71) { + divider_u71 = clk_div71_get_divider(parent_rate, rate); + if (divider_u71 >= 0) { + spin_lock_irqsave(&clock_register_lock, flags); + val = clk_readl(c->reg); + new_val = val >> c->reg_shift; + new_val &= 0xFFFF; + if (c->flags & DIV_U71_FIXED) + new_val |= PLL_OUT_OVERRIDE; + new_val &= ~PLL_OUT_RATIO_MASK; + new_val |= divider_u71 << PLL_OUT_RATIO_SHIFT; + + val &= ~(0xFFFF << c->reg_shift); + val |= new_val << c->reg_shift; + clk_writel(val, c->reg); + c->div = divider_u71 + 2; + c->mul = 2; + spin_unlock_irqrestore(&clock_register_lock, flags); + return 0; + } + } else if (c->flags & DIV_2) { + if (parent_rate == rate * 2) + return 0; + } + return -EINVAL; +} + +static long tegra20_pll_div_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long parent_rate = *prate; + int divider; + + pr_debug("%s: %s %lu\n", __func__, __clk_get_name(hw->clk), rate); + + if (c->flags & DIV_U71) { + divider = clk_div71_get_divider(parent_rate, rate); + if (divider < 0) + return divider; + return DIV_ROUND_UP(parent_rate * 2, divider + 2); + } else if (c->flags & DIV_2) { + return DIV_ROUND_UP(parent_rate, 2); + } + return -EINVAL; +} + +struct clk_ops tegra_pll_div_ops = { + .is_enabled = tegra20_pll_div_clk_is_enabled, + .enable = tegra20_pll_div_clk_enable, + .disable = tegra20_pll_div_clk_disable, + .set_rate = tegra20_pll_div_clk_set_rate, + .round_rate = tegra20_pll_div_clk_round_rate, + .recalc_rate = tegra20_pll_div_clk_recalc_rate, +}; + +/* Periph clk ops */ + +static int tegra20_periph_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + + c->state = ON; + + if (!c->u.periph.clk_num) + goto out; + + if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & + PERIPH_CLK_TO_ENB_BIT(c))) + c->state = OFF; + + if (!(c->flags & PERIPH_NO_RESET)) + if (clk_readl(RST_DEVICES + PERIPH_CLK_TO_ENB_REG(c)) & + PERIPH_CLK_TO_ENB_BIT(c)) + c->state = OFF; + +out: + return c->state; +} + +static int tegra20_periph_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + u32 val; + + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + if (!c->u.periph.clk_num) + return 0; + + tegra_periph_clk_enable_refcount[c->u.periph.clk_num]++; + if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] > 1) + return 0; + + spin_lock_irqsave(&clock_register_lock, flags); + + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + CLK_OUT_ENB_SET + PERIPH_CLK_TO_ENB_SET_REG(c)); + if (!(c->flags & PERIPH_NO_RESET) && !(c->flags & PERIPH_MANUAL_RESET)) + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + RST_DEVICES_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); + if (c->flags & PERIPH_EMC_ENB) { + /* The EMC peripheral clock has 2 extra enable bits */ + /* FIXME: Do they need to be disabled? */ + val = clk_readl(c->reg); + val |= 0x3 << 24; + clk_writel(val, c->reg); + } + + spin_unlock_irqrestore(&clock_register_lock, flags); + + return 0; +} + +static void tegra20_periph_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long flags; + + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); + + if (!c->u.periph.clk_num) + return; + + tegra_periph_clk_enable_refcount[c->u.periph.clk_num]--; + + if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] > 0) + return; + + spin_lock_irqsave(&clock_register_lock, flags); + + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + CLK_OUT_ENB_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); + + spin_unlock_irqrestore(&clock_register_lock, flags); +} + +void tegra2_periph_clk_reset(struct clk_hw *hw, bool assert) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long base = assert ? RST_DEVICES_SET : RST_DEVICES_CLR; + + pr_debug("%s %s on clock %s\n", __func__, + assert ? "assert" : "deassert", __clk_get_name(hw->clk)); + + BUG_ON(!c->u.periph.clk_num); + + if (!(c->flags & PERIPH_NO_RESET)) + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + base + PERIPH_CLK_TO_ENB_SET_REG(c)); +} + +static int tegra20_periph_clk_set_parent(struct clk_hw *hw, u8 index) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + u32 mask; + u32 shift; + + pr_debug("%s: %s %d\n", __func__, __clk_get_name(hw->clk), index); + + if (c->flags & MUX_PWM) { + shift = PERIPH_CLK_SOURCE_PWM_SHIFT; + mask = PERIPH_CLK_SOURCE_PWM_MASK; + } else { + shift = PERIPH_CLK_SOURCE_SHIFT; + mask = PERIPH_CLK_SOURCE_MASK; + } + + val = clk_readl(c->reg); + val &= ~mask; + val |= (index) << shift; + + clk_writel(val, c->reg); + + return 0; +} + +static u8 tegra20_periph_clk_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + u32 mask; + u32 shift; + + if (c->flags & MUX_PWM) { + shift = PERIPH_CLK_SOURCE_PWM_SHIFT; + mask = PERIPH_CLK_SOURCE_PWM_MASK; + } else { + shift = PERIPH_CLK_SOURCE_SHIFT; + mask = PERIPH_CLK_SOURCE_MASK; + } + + if (c->flags & MUX) + return (val & mask) >> shift; + else + return 0; +} + +static unsigned long tegra20_periph_clk_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long rate = prate; + u32 val = clk_readl(c->reg); + + if (c->flags & DIV_U71) { + u32 divu71 = val & PERIPH_CLK_SOURCE_DIVU71_MASK; + c->div = divu71 + 2; + c->mul = 2; + } else if (c->flags & DIV_U16) { + u32 divu16 = val & PERIPH_CLK_SOURCE_DIVU16_MASK; + c->div = divu16 + 1; + c->mul = 1; + } else { + c->div = 1; + c->mul = 1; + return rate; + } + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +static int tegra20_periph_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + int divider; + + val = clk_readl(c->reg); + + if (c->flags & DIV_U71) { + divider = clk_div71_get_divider(parent_rate, rate); + + if (divider >= 0) { + val = clk_readl(c->reg); + val &= ~PERIPH_CLK_SOURCE_DIVU71_MASK; + val |= divider; + clk_writel(val, c->reg); + c->div = divider + 2; + c->mul = 2; + return 0; + } + } else if (c->flags & DIV_U16) { + divider = clk_div16_get_divider(parent_rate, rate); + if (divider >= 0) { + val = clk_readl(c->reg); + val &= ~PERIPH_CLK_SOURCE_DIVU16_MASK; + val |= divider; + clk_writel(val, c->reg); + c->div = divider + 1; + c->mul = 1; + return 0; + } + } else if (parent_rate <= rate) { + c->div = 1; + c->mul = 1; + return 0; + } + + return -EINVAL; +} + +static long tegra20_periph_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long parent_rate = __clk_get_rate(__clk_get_parent(hw->clk)); + int divider; + + pr_debug("%s: %s %lu\n", __func__, __clk_get_name(hw->clk), rate); + + if (prate) + parent_rate = *prate; + + if (c->flags & DIV_U71) { + divider = clk_div71_get_divider(parent_rate, rate); + if (divider < 0) + return divider; + + return DIV_ROUND_UP(parent_rate * 2, divider + 2); + } else if (c->flags & DIV_U16) { + divider = clk_div16_get_divider(parent_rate, rate); + if (divider < 0) + return divider; + return DIV_ROUND_UP(parent_rate, divider + 1); + } + return -EINVAL; +} + +struct clk_ops tegra_periph_clk_ops = { + .is_enabled = tegra20_periph_clk_is_enabled, + .enable = tegra20_periph_clk_enable, + .disable = tegra20_periph_clk_disable, + .set_parent = tegra20_periph_clk_set_parent, + .get_parent = tegra20_periph_clk_get_parent, + .set_rate = tegra20_periph_clk_set_rate, + .round_rate = tegra20_periph_clk_round_rate, + .recalc_rate = tegra20_periph_clk_recalc_rate, +}; + +/* External memory controller clock ops */ +static void tegra20_emc_clk_init(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + c->max_rate = __clk_get_rate(hw->clk); +} + +static long tegra20_emc_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + long emc_rate; + long clk_rate; + + /* + * The slowest entry in the EMC clock table that is at least as + * fast as rate. + */ + emc_rate = tegra_emc_round_rate(rate); + if (emc_rate < 0) + return c->max_rate; + + /* + * The fastest rate the PLL will generate that is at most the + * requested rate. + */ + clk_rate = tegra20_periph_clk_round_rate(hw, emc_rate, NULL); + + /* + * If this fails, and emc_rate > clk_rate, it's because the maximum + * rate in the EMC tables is larger than the maximum rate of the EMC + * clock. The EMC clock's max rate is the rate it was running when the + * kernel booted. Such a mismatch is probably due to using the wrong + * BCT, i.e. using a Tegra20 BCT with an EMC table written for Tegra25. + */ + WARN_ONCE(emc_rate != clk_rate, + "emc_rate %ld != clk_rate %ld", + emc_rate, clk_rate); + + return emc_rate; +} + +static int tegra20_emc_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + int ret; + + /* + * The Tegra2 memory controller has an interlock with the clock + * block that allows memory shadowed registers to be updated, + * and then transfer them to the main registers at the same + * time as the clock update without glitches. + */ + ret = tegra_emc_set_rate(rate); + if (ret < 0) + return ret; + + ret = tegra20_periph_clk_set_rate(hw, rate, parent_rate); + udelay(1); + + return ret; +} + +struct clk_ops tegra_emc_clk_ops = { + .init = tegra20_emc_clk_init, + .is_enabled = tegra20_periph_clk_is_enabled, + .enable = tegra20_periph_clk_enable, + .disable = tegra20_periph_clk_disable, + .set_parent = tegra20_periph_clk_set_parent, + .get_parent = tegra20_periph_clk_get_parent, + .set_rate = tegra20_emc_clk_set_rate, + .round_rate = tegra20_emc_clk_round_rate, + .recalc_rate = tegra20_periph_clk_recalc_rate, +}; + +/* Clock doubler ops */ +static int tegra20_clk_double_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + + c->state = ON; + + if (!c->u.periph.clk_num) + goto out; + + if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & + PERIPH_CLK_TO_ENB_BIT(c))) + c->state = OFF; + +out: + return c->state; +}; + +static unsigned long tegra20_clk_double_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = prate; + + c->mul = 2; + c->div = 1; + + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + + return rate; +} + +static long tegra20_clk_double_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + unsigned long output_rate = *prate; + + do_div(output_rate, 2); + return output_rate; +} + +static int tegra20_clk_double_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + if (rate != 2 * parent_rate) + return -EINVAL; + return 0; +} + +struct clk_ops tegra_clk_double_ops = { + .is_enabled = tegra20_clk_double_is_enabled, + .enable = tegra20_periph_clk_enable, + .disable = tegra20_periph_clk_disable, + .set_rate = tegra20_clk_double_set_rate, + .recalc_rate = tegra20_clk_double_recalc_rate, + .round_rate = tegra20_clk_double_round_rate, +}; + +/* Audio sync clock ops */ +static int tegra20_audio_sync_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + + c->state = (val & (1<<4)) ? OFF : ON; + return c->state; +} + +static int tegra20_audio_sync_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + + clk_writel(0, c->reg); + return 0; +} + +static void tegra20_audio_sync_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + clk_writel(1, c->reg); +} + +static u8 tegra20_audio_sync_clk_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + int source; + + source = val & 0xf; + return source; +} + +static int tegra20_audio_sync_clk_set_parent(struct clk_hw *hw, u8 index) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + + val = clk_readl(c->reg); + val &= ~0xf; + val |= index; + + clk_writel(val, c->reg); + + return 0; +} + +struct clk_ops tegra_audio_sync_clk_ops = { + .is_enabled = tegra20_audio_sync_clk_is_enabled, + .enable = tegra20_audio_sync_clk_enable, + .disable = tegra20_audio_sync_clk_disable, + .set_parent = tegra20_audio_sync_clk_set_parent, + .get_parent = tegra20_audio_sync_clk_get_parent, +}; + +/* cdev1 and cdev2 (dap_mclk1 and dap_mclk2) ops */ + +static int tegra20_cdev_clk_is_enabled(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + /* We could un-tristate the cdev1 or cdev2 pingroup here; this is + * currently done in the pinmux code. */ + c->state = ON; + + BUG_ON(!c->u.periph.clk_num); + + if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & + PERIPH_CLK_TO_ENB_BIT(c))) + c->state = OFF; + return c->state; +} + +static int tegra20_cdev_clk_enable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + BUG_ON(!c->u.periph.clk_num); + + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + CLK_OUT_ENB_SET + PERIPH_CLK_TO_ENB_SET_REG(c)); + return 0; +} + +static void tegra20_cdev_clk_disable(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + BUG_ON(!c->u.periph.clk_num); + + clk_writel(PERIPH_CLK_TO_ENB_BIT(c), + CLK_OUT_ENB_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); +} + +static unsigned long tegra20_cdev_recalc_rate(struct clk_hw *hw, + unsigned long prate) +{ + return to_clk_tegra(hw)->fixed_rate; +} + +struct clk_ops tegra_cdev_clk_ops = { + .is_enabled = tegra20_cdev_clk_is_enabled, + .enable = tegra20_cdev_clk_enable, + .disable = tegra20_cdev_clk_disable, + .recalc_rate = tegra20_cdev_recalc_rate, +}; diff --git a/arch/arm/mach-tegra/tegra20_clocks.h b/arch/arm/mach-tegra/tegra20_clocks.h new file mode 100644 index 00000000000..8bfd31bcc49 --- /dev/null +++ b/arch/arm/mach-tegra/tegra20_clocks.h @@ -0,0 +1,42 @@ +/* + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __MACH_TEGRA20_CLOCK_H +#define __MACH_TEGRA20_CLOCK_H + +extern struct clk_ops tegra_clk_32k_ops; +extern struct clk_ops tegra_pll_ops; +extern struct clk_ops tegra_clk_m_ops; +extern struct clk_ops tegra_pll_div_ops; +extern struct clk_ops tegra_pllx_ops; +extern struct clk_ops tegra_plle_ops; +extern struct clk_ops tegra_clk_double_ops; +extern struct clk_ops tegra_cdev_clk_ops; +extern struct clk_ops tegra_audio_sync_clk_ops; +extern struct clk_ops tegra_super_ops; +extern struct clk_ops tegra_cpu_ops; +extern struct clk_ops tegra_twd_ops; +extern struct clk_ops tegra_cop_ops; +extern struct clk_ops tegra_bus_ops; +extern struct clk_ops tegra_blink_clk_ops; +extern struct clk_ops tegra_emc_clk_ops; +extern struct clk_ops tegra_periph_clk_ops; +extern struct clk_ops tegra_clk_shared_bus_ops; + +void tegra2_periph_clk_reset(struct clk_hw *hw, bool assert); +void tegra2_cop_clk_reset(struct clk_hw *hw, bool assert); + +#endif diff --git a/arch/arm/mach-tegra/tegra20_clocks_data.c b/arch/arm/mach-tegra/tegra20_clocks_data.c new file mode 100644 index 00000000000..c9e31c981a3 --- /dev/null +++ b/arch/arm/mach-tegra/tegra20_clocks_data.c @@ -0,0 +1,1141 @@ +/* + * arch/arm/mach-tegra/tegra2_clocks.c + * + * Copyright (C) 2010 Google, Inc. + * Copyright (c) 2012 NVIDIA CORPORATION. All rights reserved. + * + * Author: + * Colin Cross <ccross@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/clk-private.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/delay.h> +#include <linux/io.h> +#include <linux/clk.h> + +#include <mach/iomap.h> + +#include "clock.h" +#include "fuse.h" +#include "tegra2_emc.h" +#include "tegra20_clocks.h" + +/* Clock definitions */ + +#define DEFINE_CLK_TEGRA(_name, _rate, _ops, _flags, \ + _parent_names, _parents, _parent) \ + static struct clk tegra_##_name = { \ + .hw = &tegra_##_name##_hw.hw, \ + .name = #_name, \ + .rate = _rate, \ + .ops = _ops, \ + .flags = _flags, \ + .parent_names = _parent_names, \ + .parents = _parents, \ + .num_parents = ARRAY_SIZE(_parent_names), \ + .parent = _parent, \ + }; + +static struct clk tegra_clk_32k; +static struct clk_tegra tegra_clk_32k_hw = { + .hw = { + .clk = &tegra_clk_32k, + }, + .fixed_rate = 32768, +}; + +static struct clk tegra_clk_32k = { + .name = "clk_32k", + .rate = 32768, + .ops = &tegra_clk_32k_ops, + .hw = &tegra_clk_32k_hw.hw, + .flags = CLK_IS_ROOT, +}; + +static struct clk tegra_clk_m; +static struct clk_tegra tegra_clk_m_hw = { + .hw = { + .clk = &tegra_clk_m, + }, + .flags = ENABLE_ON_INIT, + .reg = 0x1fc, + .reg_shift = 28, + .max_rate = 26000000, + .fixed_rate = 0, +}; + +static struct clk tegra_clk_m = { + .name = "clk_m", + .ops = &tegra_clk_m_ops, + .hw = &tegra_clk_m_hw.hw, + .flags = CLK_IS_ROOT, +}; + +#define DEFINE_PLL(_name, _flags, _reg, _max_rate, _input_min, \ + _input_max, _cf_min, _cf_max, _vco_min, \ + _vco_max, _freq_table, _lock_delay, _ops, \ + _fixed_rate, _parent) \ + static const char *tegra_##_name##_parent_names[] = { \ + #_parent, \ + }; \ + static struct clk *tegra_##_name##_parents[] = { \ + &tegra_##_parent, \ + }; \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .flags = _flags, \ + .reg = _reg, \ + .max_rate = _max_rate, \ + .u.pll = { \ + .input_min = _input_min, \ + .input_max = _input_max, \ + .cf_min = _cf_min, \ + .cf_max = _cf_max, \ + .vco_min = _vco_min, \ + .vco_max = _vco_max, \ + .freq_table = _freq_table, \ + .lock_delay = _lock_delay, \ + .fixed_rate = _fixed_rate, \ + }, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent = &tegra_##_parent, \ + .parent_names = tegra_##_name##_parent_names, \ + .parents = tegra_##_name##_parents, \ + .num_parents = 1, \ + }; + +#define DEFINE_PLL_OUT(_name, _flags, _reg, _reg_shift, \ + _max_rate, _ops, _parent, _clk_flags) \ + static const char *tegra_##_name##_parent_names[] = { \ + #_parent, \ + }; \ + static struct clk *tegra_##_name##_parents[] = { \ + &tegra_##_parent, \ + }; \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .flags = _flags, \ + .reg = _reg, \ + .max_rate = _max_rate, \ + .reg_shift = _reg_shift, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &tegra_pll_div_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent = &tegra_##_parent, \ + .parent_names = tegra_##_name##_parent_names, \ + .parents = tegra_##_name##_parents, \ + .num_parents = 1, \ + .flags = _clk_flags, \ + }; + + +static struct clk_pll_freq_table tegra_pll_s_freq_table[] = { + {32768, 12000000, 366, 1, 1, 0}, + {32768, 13000000, 397, 1, 1, 0}, + {32768, 19200000, 586, 1, 1, 0}, + {32768, 26000000, 793, 1, 1, 0}, + {0, 0, 0, 0, 0, 0}, +}; + +DEFINE_PLL(pll_s, PLL_ALT_MISC_REG, 0xf0, 26000000, 32768, 32768, 0, + 0, 12000000, 26000000, tegra_pll_s_freq_table, 300, + tegra_pll_ops, 0, clk_32k); + +static struct clk_pll_freq_table tegra_pll_c_freq_table[] = { + { 12000000, 600000000, 600, 12, 1, 8 }, + { 13000000, 600000000, 600, 13, 1, 8 }, + { 19200000, 600000000, 500, 16, 1, 6 }, + { 26000000, 600000000, 600, 26, 1, 8 }, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_c, PLL_HAS_CPCON, 0x80, 600000000, 2000000, 31000000, 1000000, + 6000000, 20000000, 1400000000, tegra_pll_c_freq_table, 300, + tegra_pll_ops, 0, clk_m); + +DEFINE_PLL_OUT(pll_c_out1, DIV_U71, 0x84, 0, 600000000, + tegra_pll_div_ops, pll_c, 0); + +static struct clk_pll_freq_table tegra_pll_m_freq_table[] = { + { 12000000, 666000000, 666, 12, 1, 8}, + { 13000000, 666000000, 666, 13, 1, 8}, + { 19200000, 666000000, 555, 16, 1, 8}, + { 26000000, 666000000, 666, 26, 1, 8}, + { 12000000, 600000000, 600, 12, 1, 8}, + { 13000000, 600000000, 600, 13, 1, 8}, + { 19200000, 600000000, 375, 12, 1, 6}, + { 26000000, 600000000, 600, 26, 1, 8}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_m, PLL_HAS_CPCON, 0x90, 800000000, 2000000, 31000000, 1000000, + 6000000, 20000000, 1200000000, tegra_pll_m_freq_table, 300, + tegra_pll_ops, 0, clk_m); + +DEFINE_PLL_OUT(pll_m_out1, DIV_U71, 0x94, 0, 600000000, + tegra_pll_div_ops, pll_m, 0); + +static struct clk_pll_freq_table tegra_pll_p_freq_table[] = { + { 12000000, 216000000, 432, 12, 2, 8}, + { 13000000, 216000000, 432, 13, 2, 8}, + { 19200000, 216000000, 90, 4, 2, 1}, + { 26000000, 216000000, 432, 26, 2, 8}, + { 12000000, 432000000, 432, 12, 1, 8}, + { 13000000, 432000000, 432, 13, 1, 8}, + { 19200000, 432000000, 90, 4, 1, 1}, + { 26000000, 432000000, 432, 26, 1, 8}, + { 0, 0, 0, 0, 0, 0 }, +}; + + +DEFINE_PLL(pll_p, ENABLE_ON_INIT | PLL_FIXED | PLL_HAS_CPCON, 0xa0, 432000000, + 2000000, 31000000, 1000000, 6000000, 20000000, 1400000000, + tegra_pll_p_freq_table, 300, tegra_pll_ops, 216000000, clk_m); + +DEFINE_PLL_OUT(pll_p_out1, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa4, 0, + 432000000, tegra_pll_div_ops, pll_p, 0); +DEFINE_PLL_OUT(pll_p_out2, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa4, 16, + 432000000, tegra_pll_div_ops, pll_p, 0); +DEFINE_PLL_OUT(pll_p_out3, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa8, 0, + 432000000, tegra_pll_div_ops, pll_p, 0); +DEFINE_PLL_OUT(pll_p_out4, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa8, 16, + 432000000, tegra_pll_div_ops, pll_p, 0); + +static struct clk_pll_freq_table tegra_pll_a_freq_table[] = { + { 28800000, 56448000, 49, 25, 1, 1}, + { 28800000, 73728000, 64, 25, 1, 1}, + { 28800000, 24000000, 5, 6, 1, 1}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_a, PLL_HAS_CPCON, 0xb0, 73728000, 2000000, 31000000, 1000000, + 6000000, 20000000, 1400000000, tegra_pll_a_freq_table, 300, + tegra_pll_ops, 0, pll_p_out1); + +DEFINE_PLL_OUT(pll_a_out0, DIV_U71, 0xb4, 0, 73728000, + tegra_pll_div_ops, pll_a, 0); + +static struct clk_pll_freq_table tegra_pll_d_freq_table[] = { + { 12000000, 216000000, 216, 12, 1, 4}, + { 13000000, 216000000, 216, 13, 1, 4}, + { 19200000, 216000000, 135, 12, 1, 3}, + { 26000000, 216000000, 216, 26, 1, 4}, + + { 12000000, 594000000, 594, 12, 1, 8}, + { 13000000, 594000000, 594, 13, 1, 8}, + { 19200000, 594000000, 495, 16, 1, 8}, + { 26000000, 594000000, 594, 26, 1, 8}, + + { 12000000, 1000000000, 1000, 12, 1, 12}, + { 13000000, 1000000000, 1000, 13, 1, 12}, + { 19200000, 1000000000, 625, 12, 1, 8}, + { 26000000, 1000000000, 1000, 26, 1, 12}, + + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_d, PLL_HAS_CPCON | PLLD, 0xd0, 1000000000, 2000000, 40000000, + 1000000, 6000000, 40000000, 1000000000, tegra_pll_d_freq_table, + 1000, tegra_pll_ops, 0, clk_m); + +DEFINE_PLL_OUT(pll_d_out0, DIV_2 | PLLD, 0, 0, 500000000, + tegra_pll_div_ops, pll_d, CLK_SET_RATE_PARENT); + +static struct clk_pll_freq_table tegra_pll_u_freq_table[] = { + { 12000000, 480000000, 960, 12, 2, 0}, + { 13000000, 480000000, 960, 13, 2, 0}, + { 19200000, 480000000, 200, 4, 2, 0}, + { 26000000, 480000000, 960, 26, 2, 0}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_u, PLLU, 0xc0, 480000000, 2000000, 40000000, 1000000, 6000000, + 48000000, 960000000, tegra_pll_u_freq_table, 1000, + tegra_pll_ops, 0, clk_m); + +static struct clk_pll_freq_table tegra_pll_x_freq_table[] = { + /* 1 GHz */ + { 12000000, 1000000000, 1000, 12, 1, 12}, + { 13000000, 1000000000, 1000, 13, 1, 12}, + { 19200000, 1000000000, 625, 12, 1, 8}, + { 26000000, 1000000000, 1000, 26, 1, 12}, + + /* 912 MHz */ + { 12000000, 912000000, 912, 12, 1, 12}, + { 13000000, 912000000, 912, 13, 1, 12}, + { 19200000, 912000000, 760, 16, 1, 8}, + { 26000000, 912000000, 912, 26, 1, 12}, + + /* 816 MHz */ + { 12000000, 816000000, 816, 12, 1, 12}, + { 13000000, 816000000, 816, 13, 1, 12}, + { 19200000, 816000000, 680, 16, 1, 8}, + { 26000000, 816000000, 816, 26, 1, 12}, + + /* 760 MHz */ + { 12000000, 760000000, 760, 12, 1, 12}, + { 13000000, 760000000, 760, 13, 1, 12}, + { 19200000, 760000000, 950, 24, 1, 8}, + { 26000000, 760000000, 760, 26, 1, 12}, + + /* 750 MHz */ + { 12000000, 750000000, 750, 12, 1, 12}, + { 13000000, 750000000, 750, 13, 1, 12}, + { 19200000, 750000000, 625, 16, 1, 8}, + { 26000000, 750000000, 750, 26, 1, 12}, + + /* 608 MHz */ + { 12000000, 608000000, 608, 12, 1, 12}, + { 13000000, 608000000, 608, 13, 1, 12}, + { 19200000, 608000000, 380, 12, 1, 8}, + { 26000000, 608000000, 608, 26, 1, 12}, + + /* 456 MHz */ + { 12000000, 456000000, 456, 12, 1, 12}, + { 13000000, 456000000, 456, 13, 1, 12}, + { 19200000, 456000000, 380, 16, 1, 8}, + { 26000000, 456000000, 456, 26, 1, 12}, + + /* 312 MHz */ + { 12000000, 312000000, 312, 12, 1, 12}, + { 13000000, 312000000, 312, 13, 1, 12}, + { 19200000, 312000000, 260, 16, 1, 8}, + { 26000000, 312000000, 312, 26, 1, 12}, + + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_x, PLL_HAS_CPCON | PLL_ALT_MISC_REG, 0xe0, 1000000000, 2000000, + 31000000, 1000000, 6000000, 20000000, 1200000000, + tegra_pll_x_freq_table, 300, tegra_pllx_ops, 0, clk_m); + +static struct clk_pll_freq_table tegra_pll_e_freq_table[] = { + { 12000000, 100000000, 200, 24, 1, 0 }, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_e, PLL_ALT_MISC_REG, 0xe8, 100000000, 12000000, 12000000, 0, 0, + 0, 0, tegra_pll_e_freq_table, 0, tegra_plle_ops, 0, clk_m); + +static const char *tegra_common_parent_names[] = { + "clk_m", +}; + +static struct clk *tegra_common_parents[] = { + &tegra_clk_m, +}; + +static struct clk tegra_clk_d; +static struct clk_tegra tegra_clk_d_hw = { + .hw = { + .clk = &tegra_clk_d, + }, + .flags = PERIPH_NO_RESET, + .reg = 0x34, + .reg_shift = 12, + .max_rate = 52000000, + .u.periph = { + .clk_num = 90, + }, +}; + +static struct clk tegra_clk_d = { + .name = "clk_d", + .hw = &tegra_clk_d_hw.hw, + .ops = &tegra_clk_double_ops, + .parent = &tegra_clk_m, + .parent_names = tegra_common_parent_names, + .parents = tegra_common_parents, + .num_parents = ARRAY_SIZE(tegra_common_parent_names), +}; + +static struct clk tegra_cdev1; +static struct clk_tegra tegra_cdev1_hw = { + .hw = { + .clk = &tegra_cdev1, + }, + .fixed_rate = 26000000, + .u.periph = { + .clk_num = 94, + }, +}; +static struct clk tegra_cdev1 = { + .name = "cdev1", + .hw = &tegra_cdev1_hw.hw, + .ops = &tegra_cdev_clk_ops, + .flags = CLK_IS_ROOT, +}; + +/* dap_mclk2, belongs to the cdev2 pingroup. */ +static struct clk tegra_cdev2; +static struct clk_tegra tegra_cdev2_hw = { + .hw = { + .clk = &tegra_cdev2, + }, + .fixed_rate = 26000000, + .u.periph = { + .clk_num = 93, + }, +}; +static struct clk tegra_cdev2 = { + .name = "cdev2", + .hw = &tegra_cdev2_hw.hw, + .ops = &tegra_cdev_clk_ops, + .flags = CLK_IS_ROOT, +}; + +/* initialized before peripheral clocks */ +static struct clk_mux_sel mux_audio_sync_clk[8+1]; +static const struct audio_sources { + const char *name; + int value; +} mux_audio_sync_clk_sources[] = { + { .name = "spdif_in", .value = 0 }, + { .name = "i2s1", .value = 1 }, + { .name = "i2s2", .value = 2 }, + { .name = "pll_a_out0", .value = 4 }, +#if 0 /* FIXME: not implemented */ + { .name = "ac97", .value = 3 }, + { .name = "ext_audio_clk2", .value = 5 }, + { .name = "ext_audio_clk1", .value = 6 }, + { .name = "ext_vimclk", .value = 7 }, +#endif + { NULL, 0 } +}; + +static const char *audio_parent_names[] = { + "spdif_in", + "i2s1", + "i2s2", + "dummy", + "pll_a_out0", + "dummy", + "dummy", + "dummy", +}; + +static struct clk *audio_parents[] = { + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, +}; + +static struct clk tegra_audio; +static struct clk_tegra tegra_audio_hw = { + .hw = { + .clk = &tegra_audio, + }, + .reg = 0x38, + .max_rate = 73728000, +}; +DEFINE_CLK_TEGRA(audio, 0, &tegra_audio_sync_clk_ops, 0, audio_parent_names, + audio_parents, NULL); + +static const char *audio_2x_parent_names[] = { + "audio", +}; + +static struct clk *audio_2x_parents[] = { + &tegra_audio, +}; + +static struct clk tegra_audio_2x; +static struct clk_tegra tegra_audio_2x_hw = { + .hw = { + .clk = &tegra_audio_2x, + }, + .flags = PERIPH_NO_RESET, + .max_rate = 48000000, + .reg = 0x34, + .reg_shift = 8, + .u.periph = { + .clk_num = 89, + }, +}; +DEFINE_CLK_TEGRA(audio_2x, 0, &tegra_clk_double_ops, 0, audio_2x_parent_names, + audio_2x_parents, &tegra_audio); + +static struct clk_lookup tegra_audio_clk_lookups[] = { + { .con_id = "audio", .clk = &tegra_audio }, + { .con_id = "audio_2x", .clk = &tegra_audio_2x } +}; + +/* This is called after peripheral clocks are initialized, as the + * audio_sync clock depends on some of the peripheral clocks. + */ + +static void init_audio_sync_clock_mux(void) +{ + int i; + struct clk_mux_sel *sel = mux_audio_sync_clk; + const struct audio_sources *src = mux_audio_sync_clk_sources; + struct clk_lookup *lookup; + + for (i = 0; src->name; i++, sel++, src++) { + sel->input = tegra_get_clock_by_name(src->name); + if (!sel->input) + pr_err("%s: could not find clk %s\n", __func__, + src->name); + audio_parents[src->value] = sel->input; + sel->value = src->value; + } + + lookup = tegra_audio_clk_lookups; + for (i = 0; i < ARRAY_SIZE(tegra_audio_clk_lookups); i++, lookup++) { + struct clk *c = lookup->clk; + struct clk_tegra *clk = to_clk_tegra(c->hw); + __clk_init(NULL, c); + INIT_LIST_HEAD(&clk->shared_bus_list); + clk->lookup.con_id = lookup->con_id; + clk->lookup.clk = c; + clkdev_add(&clk->lookup); + tegra_clk_add(c); + } +} + +static const char *mux_cclk[] = { + "clk_m", + "pll_c", + "clk_32k", + "pll_m", + "pll_p", + "pll_p_out4", + "pll_p_out3", + "clk_d", + "pll_x", +}; + + +static struct clk *mux_cclk_p[] = { + &tegra_clk_m, + &tegra_pll_c, + &tegra_clk_32k, + &tegra_pll_m, + &tegra_pll_p, + &tegra_pll_p_out4, + &tegra_pll_p_out3, + &tegra_clk_d, + &tegra_pll_x, +}; + +static const char *mux_sclk[] = { + "clk_m", + "pll_c_out1", + "pll_p_out4", + "pllp_p_out3", + "pll_p_out2", + "clk_d", + "clk_32k", + "pll_m_out1", +}; + +static struct clk *mux_sclk_p[] = { + &tegra_clk_m, + &tegra_pll_c_out1, + &tegra_pll_p_out4, + &tegra_pll_p_out3, + &tegra_pll_p_out2, + &tegra_clk_d, + &tegra_clk_32k, + &tegra_pll_m_out1, +}; + +static struct clk tegra_cclk; +static struct clk_tegra tegra_cclk_hw = { + .hw = { + .clk = &tegra_cclk, + }, + .reg = 0x20, + .max_rate = 1000000000, +}; +DEFINE_CLK_TEGRA(cclk, 0, &tegra_super_ops, 0, mux_cclk, + mux_cclk_p, NULL); + +static const char *mux_twd[] = { + "cclk", +}; + +static struct clk *mux_twd_p[] = { + &tegra_cclk, +}; + +static struct clk tegra_clk_twd; +static struct clk_tegra tegra_clk_twd_hw = { + .hw = { + .clk = &tegra_clk_twd, + }, + .max_rate = 1000000000, + .mul = 1, + .div = 4, +}; + +static struct clk tegra_clk_twd = { + .name = "twd", + .ops = &tegra_twd_ops, + .hw = &tegra_clk_twd_hw.hw, + .parent = &tegra_cclk, + .parent_names = mux_twd, + .parents = mux_twd_p, + .num_parents = ARRAY_SIZE(mux_twd), +}; + +static struct clk tegra_sclk; +static struct clk_tegra tegra_sclk_hw = { + .hw = { + .clk = &tegra_sclk, + }, + .reg = 0x28, + .max_rate = 240000000, + .min_rate = 120000000, +}; +DEFINE_CLK_TEGRA(sclk, 0, &tegra_super_ops, 0, mux_sclk, + mux_sclk_p, NULL); + +static const char *tegra_cop_parent_names[] = { + "tegra_sclk", +}; + +static struct clk *tegra_cop_parents[] = { + &tegra_sclk, +}; + +static struct clk tegra_cop; +static struct clk_tegra tegra_cop_hw = { + .hw = { + .clk = &tegra_cop, + }, + .max_rate = 240000000, + .reset = &tegra2_cop_clk_reset, +}; +DEFINE_CLK_TEGRA(cop, 0, &tegra_cop_ops, CLK_SET_RATE_PARENT, + tegra_cop_parent_names, tegra_cop_parents, &tegra_sclk); + +static const char *tegra_hclk_parent_names[] = { + "tegra_sclk", +}; + +static struct clk *tegra_hclk_parents[] = { + &tegra_sclk, +}; + +static struct clk tegra_hclk; +static struct clk_tegra tegra_hclk_hw = { + .hw = { + .clk = &tegra_hclk, + }, + .flags = DIV_BUS, + .reg = 0x30, + .reg_shift = 4, + .max_rate = 240000000, +}; +DEFINE_CLK_TEGRA(hclk, 0, &tegra_bus_ops, 0, tegra_hclk_parent_names, + tegra_hclk_parents, &tegra_sclk); + +static const char *tegra_pclk_parent_names[] = { + "tegra_hclk", +}; + +static struct clk *tegra_pclk_parents[] = { + &tegra_hclk, +}; + +static struct clk tegra_pclk; +static struct clk_tegra tegra_pclk_hw = { + .hw = { + .clk = &tegra_pclk, + }, + .flags = DIV_BUS, + .reg = 0x30, + .reg_shift = 0, + .max_rate = 120000000, +}; +DEFINE_CLK_TEGRA(pclk, 0, &tegra_bus_ops, 0, tegra_pclk_parent_names, + tegra_pclk_parents, &tegra_hclk); + +static const char *tegra_blink_parent_names[] = { + "clk_32k", +}; + +static struct clk *tegra_blink_parents[] = { + &tegra_clk_32k, +}; + +static struct clk tegra_blink; +static struct clk_tegra tegra_blink_hw = { + .hw = { + .clk = &tegra_blink, + }, + .reg = 0x40, + .max_rate = 32768, +}; +DEFINE_CLK_TEGRA(blink, 0, &tegra_blink_clk_ops, 0, tegra_blink_parent_names, + tegra_blink_parents, &tegra_clk_32k); + +static const char *mux_pllm_pllc_pllp_plla[] = { + "pll_m", + "pll_c", + "pll_p", + "pll_a_out0", +}; + +static struct clk *mux_pllm_pllc_pllp_plla_p[] = { + &tegra_pll_m, + &tegra_pll_c, + &tegra_pll_p, + &tegra_pll_a_out0, +}; + +static const char *mux_pllm_pllc_pllp_clkm[] = { + "pll_m", + "pll_c", + "pll_p", + "clk_m", +}; + +static struct clk *mux_pllm_pllc_pllp_clkm_p[] = { + &tegra_pll_m, + &tegra_pll_c, + &tegra_pll_p, + &tegra_clk_m, +}; + +static const char *mux_pllp_pllc_pllm_clkm[] = { + "pll_p", + "pll_c", + "pll_m", + "clk_m", +}; + +static struct clk *mux_pllp_pllc_pllm_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_pll_m, + &tegra_clk_m, +}; + +static const char *mux_pllaout0_audio2x_pllp_clkm[] = { + "pll_a_out0", + "audio_2x", + "pll_p", + "clk_m", +}; + +static struct clk *mux_pllaout0_audio2x_pllp_clkm_p[] = { + &tegra_pll_a_out0, + &tegra_audio_2x, + &tegra_pll_p, + &tegra_clk_m, +}; + +static const char *mux_pllp_plld_pllc_clkm[] = { + "pllp", + "pll_d_out0", + "pll_c", + "clk_m", +}; + +static struct clk *mux_pllp_plld_pllc_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_d_out0, + &tegra_pll_c, + &tegra_clk_m, +}; + +static const char *mux_pllp_pllc_audio_clkm_clk32[] = { + "pll_p", + "pll_c", + "audio", + "clk_m", + "clk_32k", +}; + +static struct clk *mux_pllp_pllc_audio_clkm_clk32_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_audio, + &tegra_clk_m, + &tegra_clk_32k, +}; + +static const char *mux_pllp_pllc_pllm[] = { + "pll_p", + "pll_c", + "pll_m" +}; + +static struct clk *mux_pllp_pllc_pllm_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_pll_m, +}; + +static const char *mux_clk_m[] = { + "clk_m", +}; + +static struct clk *mux_clk_m_p[] = { + &tegra_clk_m, +}; + +static const char *mux_pllp_out3[] = { + "pll_p_out3", +}; + +static struct clk *mux_pllp_out3_p[] = { + &tegra_pll_p_out3, +}; + +static const char *mux_plld[] = { + "pll_d", +}; + +static struct clk *mux_plld_p[] = { + &tegra_pll_d, +}; + +static const char *mux_clk_32k[] = { + "clk_32k", +}; + +static struct clk *mux_clk_32k_p[] = { + &tegra_clk_32k, +}; + +static const char *mux_pclk[] = { + "pclk", +}; + +static struct clk *mux_pclk_p[] = { + &tegra_pclk, +}; + +static struct clk tegra_emc; +static struct clk_tegra tegra_emc_hw = { + .hw = { + .clk = &tegra_emc, + }, + .reg = 0x19c, + .max_rate = 800000000, + .flags = MUX | DIV_U71 | PERIPH_EMC_ENB, + .reset = &tegra2_periph_clk_reset, + .u.periph = { + .clk_num = 57, + }, +}; +DEFINE_CLK_TEGRA(emc, 0, &tegra_emc_clk_ops, 0, mux_pllm_pllc_pllp_clkm, + mux_pllm_pllc_pllp_clkm_p, NULL); + +#define PERIPH_CLK(_name, _dev, _con, _clk_num, _reg, \ + _max, _inputs, _flags) \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .lookup = { \ + .dev_id = _dev, \ + .con_id = _con, \ + }, \ + .reg = _reg, \ + .flags = _flags, \ + .max_rate = _max, \ + .u.periph = { \ + .clk_num = _clk_num, \ + }, \ + .reset = tegra2_periph_clk_reset, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &tegra_periph_clk_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent_names = _inputs, \ + .parents = _inputs##_p, \ + .num_parents = ARRAY_SIZE(_inputs), \ + }; + +PERIPH_CLK(apbdma, "tegra-apbdma", NULL, 34, 0, 108000000, mux_pclk, 0); +PERIPH_CLK(rtc, "rtc-tegra", NULL, 4, 0, 32768, mux_clk_32k, PERIPH_NO_RESET); +PERIPH_CLK(timer, "timer", NULL, 5, 0, 26000000, mux_clk_m, 0); +PERIPH_CLK(i2s1, "tegra20-i2s.0", NULL, 11, 0x100, 26000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(i2s2, "tegra20-i2s.1", NULL, 18, 0x104, 26000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(spdif_out, "spdif_out", NULL, 10, 0x108, 100000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(spdif_in, "spdif_in", NULL, 10, 0x10c, 100000000, mux_pllp_pllc_pllm, MUX | DIV_U71); +PERIPH_CLK(pwm, "tegra-pwm", NULL, 17, 0x110, 432000000, mux_pllp_pllc_audio_clkm_clk32, MUX | DIV_U71 | MUX_PWM); +PERIPH_CLK(spi, "spi", NULL, 43, 0x114, 40000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(xio, "xio", NULL, 45, 0x120, 150000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(twc, "twc", NULL, 16, 0x12c, 150000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sbc1, "spi_tegra.0", NULL, 41, 0x134, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sbc2, "spi_tegra.1", NULL, 44, 0x118, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sbc3, "spi_tegra.2", NULL, 46, 0x11c, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sbc4, "spi_tegra.3", NULL, 68, 0x1b4, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(ide, "ide", NULL, 25, 0x144, 100000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(ndflash, "tegra_nand", NULL, 13, 0x160, 164000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(vfir, "vfir", NULL, 7, 0x168, 72000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sdmmc1, "sdhci-tegra.0", NULL, 14, 0x150, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc2, "sdhci-tegra.1", NULL, 9, 0x154, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc3, "sdhci-tegra.2", NULL, 69, 0x1bc, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc4, "sdhci-tegra.3", NULL, 15, 0x164, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(vcp, "tegra-avp", "vcp", 29, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(bsea, "tegra-avp", "bsea", 62, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(bsev, "tegra-aes", "bsev", 63, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(vde, "tegra-avp", "vde", 61, 0x1c8, 250000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(csite, "csite", NULL, 73, 0x1d4, 144000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* max rate ??? */ +/* FIXME: what is la? */ +PERIPH_CLK(la, "la", NULL, 76, 0x1f8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(owr, "tegra_w1", NULL, 71, 0x1cc, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(nor, "nor", NULL, 42, 0x1d0, 92000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(mipi, "mipi", NULL, 50, 0x174, 60000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(i2c1, "tegra-i2c.0", NULL, 12, 0x124, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16); +PERIPH_CLK(i2c2, "tegra-i2c.1", NULL, 54, 0x198, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16); +PERIPH_CLK(i2c3, "tegra-i2c.2", NULL, 67, 0x1b8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16); +PERIPH_CLK(dvc, "tegra-i2c.3", NULL, 47, 0x128, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16); +PERIPH_CLK(i2c1_i2c, "tegra-i2c.0", "i2c", 0, 0, 72000000, mux_pllp_out3, 0); +PERIPH_CLK(i2c2_i2c, "tegra-i2c.1", "i2c", 0, 0, 72000000, mux_pllp_out3, 0); +PERIPH_CLK(i2c3_i2c, "tegra-i2c.2", "i2c", 0, 0, 72000000, mux_pllp_out3, 0); +PERIPH_CLK(dvc_i2c, "tegra-i2c.3", "i2c", 0, 0, 72000000, mux_pllp_out3, 0); +PERIPH_CLK(uarta, "tegra-uart.0", NULL, 6, 0x178, 600000000, mux_pllp_pllc_pllm_clkm, MUX); +PERIPH_CLK(uartb, "tegra-uart.1", NULL, 7, 0x17c, 600000000, mux_pllp_pllc_pllm_clkm, MUX); +PERIPH_CLK(uartc, "tegra-uart.2", NULL, 55, 0x1a0, 600000000, mux_pllp_pllc_pllm_clkm, MUX); +PERIPH_CLK(uartd, "tegra-uart.3", NULL, 65, 0x1c0, 600000000, mux_pllp_pllc_pllm_clkm, MUX); +PERIPH_CLK(uarte, "tegra-uart.4", NULL, 66, 0x1c4, 600000000, mux_pllp_pllc_pllm_clkm, MUX); +PERIPH_CLK(3d, "3d", NULL, 24, 0x158, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_MANUAL_RESET); /* scales with voltage and process_id */ +PERIPH_CLK(2d, "2d", NULL, 21, 0x15c, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(vi, "tegra_camera", "vi", 20, 0x148, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(vi_sensor, "tegra_camera", "vi_sensor", 20, 0x1a8, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_NO_RESET); /* scales with voltage and process_id */ +PERIPH_CLK(epp, "epp", NULL, 19, 0x16c, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(mpe, "mpe", NULL, 60, 0x170, 250000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(host1x, "host1x", NULL, 28, 0x180, 166000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71); /* scales with voltage and process_id */ +PERIPH_CLK(cve, "cve", NULL, 49, 0x140, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(tvo, "tvo", NULL, 49, 0x188, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(hdmi, "hdmi", NULL, 51, 0x18c, 600000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(tvdac, "tvdac", NULL, 53, 0x194, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(disp1, "tegradc.0", NULL, 27, 0x138, 600000000, mux_pllp_plld_pllc_clkm, MUX); /* scales with voltage and process_id */ +PERIPH_CLK(disp2, "tegradc.1", NULL, 26, 0x13c, 600000000, mux_pllp_plld_pllc_clkm, MUX); /* scales with voltage and process_id */ +PERIPH_CLK(usbd, "fsl-tegra-udc", NULL, 22, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(usb2, "tegra-ehci.1", NULL, 58, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(usb3, "tegra-ehci.2", NULL, 59, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(dsi, "dsi", NULL, 48, 0, 500000000, mux_plld, 0); /* scales with voltage */ +PERIPH_CLK(csi, "tegra_camera", "csi", 52, 0, 72000000, mux_pllp_out3, 0); +PERIPH_CLK(isp, "tegra_camera", "isp", 23, 0, 150000000, mux_clk_m, 0); /* same frequency as VI */ +PERIPH_CLK(csus, "tegra_camera", "csus", 92, 0, 150000000, mux_clk_m, PERIPH_NO_RESET); +PERIPH_CLK(pex, NULL, "pex", 70, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET); +PERIPH_CLK(afi, NULL, "afi", 72, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET); +PERIPH_CLK(pcie_xclk, NULL, "pcie_xclk", 74, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET); + +static struct clk *tegra_list_clks[] = { + &tegra_apbdma, + &tegra_rtc, + &tegra_i2s1, + &tegra_i2s2, + &tegra_spdif_out, + &tegra_spdif_in, + &tegra_pwm, + &tegra_spi, + &tegra_xio, + &tegra_twc, + &tegra_sbc1, + &tegra_sbc2, + &tegra_sbc3, + &tegra_sbc4, + &tegra_ide, + &tegra_ndflash, + &tegra_vfir, + &tegra_sdmmc1, + &tegra_sdmmc2, + &tegra_sdmmc3, + &tegra_sdmmc4, + &tegra_vcp, + &tegra_bsea, + &tegra_bsev, + &tegra_vde, + &tegra_csite, + &tegra_la, + &tegra_owr, + &tegra_nor, + &tegra_mipi, + &tegra_i2c1, + &tegra_i2c2, + &tegra_i2c3, + &tegra_dvc, + &tegra_i2c1_i2c, + &tegra_i2c2_i2c, + &tegra_i2c3_i2c, + &tegra_dvc_i2c, + &tegra_uarta, + &tegra_uartb, + &tegra_uartc, + &tegra_uartd, + &tegra_uarte, + &tegra_3d, + &tegra_2d, + &tegra_vi, + &tegra_vi_sensor, + &tegra_epp, + &tegra_mpe, + &tegra_host1x, + &tegra_cve, + &tegra_tvo, + &tegra_hdmi, + &tegra_tvdac, + &tegra_disp1, + &tegra_disp2, + &tegra_usbd, + &tegra_usb2, + &tegra_usb3, + &tegra_dsi, + &tegra_csi, + &tegra_isp, + &tegra_csus, + &tegra_pex, + &tegra_afi, + &tegra_pcie_xclk, +}; + +#define CLK_DUPLICATE(_name, _dev, _con) \ + { \ + .name = _name, \ + .lookup = { \ + .dev_id = _dev, \ + .con_id = _con, \ + }, \ + } + +/* Some clocks may be used by different drivers depending on the board + * configuration. List those here to register them twice in the clock lookup + * table under two names. + */ +static struct clk_duplicate tegra_clk_duplicates[] = { + CLK_DUPLICATE("uarta", "serial8250.0", NULL), + CLK_DUPLICATE("uartb", "serial8250.1", NULL), + CLK_DUPLICATE("uartc", "serial8250.2", NULL), + CLK_DUPLICATE("uartd", "serial8250.3", NULL), + CLK_DUPLICATE("uarte", "serial8250.4", NULL), + CLK_DUPLICATE("usbd", "utmip-pad", NULL), + CLK_DUPLICATE("usbd", "tegra-ehci.0", NULL), + CLK_DUPLICATE("usbd", "tegra-otg", NULL), + CLK_DUPLICATE("hdmi", "tegradc.0", "hdmi"), + CLK_DUPLICATE("hdmi", "tegradc.1", "hdmi"), + CLK_DUPLICATE("host1x", "tegra_grhost", "host1x"), + CLK_DUPLICATE("2d", "tegra_grhost", "gr2d"), + CLK_DUPLICATE("3d", "tegra_grhost", "gr3d"), + CLK_DUPLICATE("epp", "tegra_grhost", "epp"), + CLK_DUPLICATE("mpe", "tegra_grhost", "mpe"), + CLK_DUPLICATE("cop", "tegra-avp", "cop"), + CLK_DUPLICATE("vde", "tegra-aes", "vde"), + CLK_DUPLICATE("cclk", NULL, "cpu"), + CLK_DUPLICATE("twd", "smp_twd", NULL), +}; + +#define CLK(dev, con, ck) \ + { \ + .dev_id = dev, \ + .con_id = con, \ + .clk = ck, \ + } + +static struct clk *tegra_ptr_clks[] = { + &tegra_clk_32k, + &tegra_pll_s, + &tegra_clk_m, + &tegra_pll_m, + &tegra_pll_m_out1, + &tegra_pll_c, + &tegra_pll_c_out1, + &tegra_pll_p, + &tegra_pll_p_out1, + &tegra_pll_p_out2, + &tegra_pll_p_out3, + &tegra_pll_p_out4, + &tegra_pll_a, + &tegra_pll_a_out0, + &tegra_pll_d, + &tegra_pll_d_out0, + &tegra_pll_u, + &tegra_pll_x, + &tegra_pll_e, + &tegra_cclk, + &tegra_clk_twd, + &tegra_sclk, + &tegra_hclk, + &tegra_pclk, + &tegra_clk_d, + &tegra_cdev1, + &tegra_cdev2, + &tegra_blink, + &tegra_cop, + &tegra_emc, +}; + +static void tegra2_init_one_clock(struct clk *c) +{ + struct clk_tegra *clk = to_clk_tegra(c->hw); + int ret; + + ret = __clk_init(NULL, c); + if (ret) + pr_err("clk init failed %s\n", __clk_get_name(c)); + + INIT_LIST_HEAD(&clk->shared_bus_list); + if (!clk->lookup.dev_id && !clk->lookup.con_id) + clk->lookup.con_id = c->name; + clk->lookup.clk = c; + clkdev_add(&clk->lookup); + tegra_clk_add(c); +} + +void __init tegra2_init_clocks(void) +{ + int i; + struct clk *c; + + for (i = 0; i < ARRAY_SIZE(tegra_ptr_clks); i++) + tegra2_init_one_clock(tegra_ptr_clks[i]); + + for (i = 0; i < ARRAY_SIZE(tegra_list_clks); i++) + tegra2_init_one_clock(tegra_list_clks[i]); + + for (i = 0; i < ARRAY_SIZE(tegra_clk_duplicates); i++) { + c = tegra_get_clock_by_name(tegra_clk_duplicates[i].name); + if (!c) { + pr_err("%s: Unknown duplicate clock %s\n", __func__, + tegra_clk_duplicates[i].name); + continue; + } + + tegra_clk_duplicates[i].lookup.clk = c; + clkdev_add(&tegra_clk_duplicates[i].lookup); + } + + init_audio_sync_clock_mux(); +} diff --git a/arch/arm/mach-tegra/tegra2_clocks.c b/arch/arm/mach-tegra/tegra2_clocks.c deleted file mode 100644 index a703844b206..00000000000 --- a/arch/arm/mach-tegra/tegra2_clocks.c +++ /dev/null @@ -1,2484 +0,0 @@ -/* - * arch/arm/mach-tegra/tegra2_clocks.c - * - * Copyright (C) 2010 Google, Inc. - * - * Author: - * Colin Cross <ccross@google.com> - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/clkdev.h> -#include <linux/clk.h> - -#include <mach/iomap.h> -#include <mach/suspend.h> - -#include "clock.h" -#include "fuse.h" -#include "tegra2_emc.h" - -#define RST_DEVICES 0x004 -#define RST_DEVICES_SET 0x300 -#define RST_DEVICES_CLR 0x304 -#define RST_DEVICES_NUM 3 - -#define CLK_OUT_ENB 0x010 -#define CLK_OUT_ENB_SET 0x320 -#define CLK_OUT_ENB_CLR 0x324 -#define CLK_OUT_ENB_NUM 3 - -#define CLK_MASK_ARM 0x44 -#define MISC_CLK_ENB 0x48 - -#define OSC_CTRL 0x50 -#define OSC_CTRL_OSC_FREQ_MASK (3<<30) -#define OSC_CTRL_OSC_FREQ_13MHZ (0<<30) -#define OSC_CTRL_OSC_FREQ_19_2MHZ (1<<30) -#define OSC_CTRL_OSC_FREQ_12MHZ (2<<30) -#define OSC_CTRL_OSC_FREQ_26MHZ (3<<30) -#define OSC_CTRL_MASK (0x3f2 | OSC_CTRL_OSC_FREQ_MASK) - -#define OSC_FREQ_DET 0x58 -#define OSC_FREQ_DET_TRIG (1<<31) - -#define OSC_FREQ_DET_STATUS 0x5C -#define OSC_FREQ_DET_BUSY (1<<31) -#define OSC_FREQ_DET_CNT_MASK 0xFFFF - -#define PERIPH_CLK_SOURCE_I2S1 0x100 -#define PERIPH_CLK_SOURCE_EMC 0x19c -#define PERIPH_CLK_SOURCE_OSC 0x1fc -#define PERIPH_CLK_SOURCE_NUM \ - ((PERIPH_CLK_SOURCE_OSC - PERIPH_CLK_SOURCE_I2S1) / 4) - -#define PERIPH_CLK_SOURCE_MASK (3<<30) -#define PERIPH_CLK_SOURCE_SHIFT 30 -#define PERIPH_CLK_SOURCE_PWM_MASK (7<<28) -#define PERIPH_CLK_SOURCE_PWM_SHIFT 28 -#define PERIPH_CLK_SOURCE_ENABLE (1<<28) -#define PERIPH_CLK_SOURCE_DIVU71_MASK 0xFF -#define PERIPH_CLK_SOURCE_DIVU16_MASK 0xFFFF -#define PERIPH_CLK_SOURCE_DIV_SHIFT 0 - -#define SDMMC_CLK_INT_FB_SEL (1 << 23) -#define SDMMC_CLK_INT_FB_DLY_SHIFT 16 -#define SDMMC_CLK_INT_FB_DLY_MASK (0xF << SDMMC_CLK_INT_FB_DLY_SHIFT) - -#define PLL_BASE 0x0 -#define PLL_BASE_BYPASS (1<<31) -#define PLL_BASE_ENABLE (1<<30) -#define PLL_BASE_REF_ENABLE (1<<29) -#define PLL_BASE_OVERRIDE (1<<28) -#define PLL_BASE_DIVP_MASK (0x7<<20) -#define PLL_BASE_DIVP_SHIFT 20 -#define PLL_BASE_DIVN_MASK (0x3FF<<8) -#define PLL_BASE_DIVN_SHIFT 8 -#define PLL_BASE_DIVM_MASK (0x1F) -#define PLL_BASE_DIVM_SHIFT 0 - -#define PLL_OUT_RATIO_MASK (0xFF<<8) -#define PLL_OUT_RATIO_SHIFT 8 -#define PLL_OUT_OVERRIDE (1<<2) -#define PLL_OUT_CLKEN (1<<1) -#define PLL_OUT_RESET_DISABLE (1<<0) - -#define PLL_MISC(c) (((c)->flags & PLL_ALT_MISC_REG) ? 0x4 : 0xc) - -#define PLL_MISC_DCCON_SHIFT 20 -#define PLL_MISC_CPCON_SHIFT 8 -#define PLL_MISC_CPCON_MASK (0xF<<PLL_MISC_CPCON_SHIFT) -#define PLL_MISC_LFCON_SHIFT 4 -#define PLL_MISC_LFCON_MASK (0xF<<PLL_MISC_LFCON_SHIFT) -#define PLL_MISC_VCOCON_SHIFT 0 -#define PLL_MISC_VCOCON_MASK (0xF<<PLL_MISC_VCOCON_SHIFT) - -#define PLLU_BASE_POST_DIV (1<<20) - -#define PLLD_MISC_CLKENABLE (1<<30) -#define PLLD_MISC_DIV_RST (1<<23) -#define PLLD_MISC_DCCON_SHIFT 12 - -#define PLLE_MISC_READY (1 << 15) - -#define PERIPH_CLK_TO_ENB_REG(c) ((c->u.periph.clk_num / 32) * 4) -#define PERIPH_CLK_TO_ENB_SET_REG(c) ((c->u.periph.clk_num / 32) * 8) -#define PERIPH_CLK_TO_ENB_BIT(c) (1 << (c->u.periph.clk_num % 32)) - -#define SUPER_CLK_MUX 0x00 -#define SUPER_STATE_SHIFT 28 -#define SUPER_STATE_MASK (0xF << SUPER_STATE_SHIFT) -#define SUPER_STATE_STANDBY (0x0 << SUPER_STATE_SHIFT) -#define SUPER_STATE_IDLE (0x1 << SUPER_STATE_SHIFT) -#define SUPER_STATE_RUN (0x2 << SUPER_STATE_SHIFT) -#define SUPER_STATE_IRQ (0x3 << SUPER_STATE_SHIFT) -#define SUPER_STATE_FIQ (0x4 << SUPER_STATE_SHIFT) -#define SUPER_SOURCE_MASK 0xF -#define SUPER_FIQ_SOURCE_SHIFT 12 -#define SUPER_IRQ_SOURCE_SHIFT 8 -#define SUPER_RUN_SOURCE_SHIFT 4 -#define SUPER_IDLE_SOURCE_SHIFT 0 - -#define SUPER_CLK_DIVIDER 0x04 - -#define BUS_CLK_DISABLE (1<<3) -#define BUS_CLK_DIV_MASK 0x3 - -#define PMC_CTRL 0x0 - #define PMC_CTRL_BLINK_ENB (1 << 7) - -#define PMC_DPD_PADS_ORIDE 0x1c - #define PMC_DPD_PADS_ORIDE_BLINK_ENB (1 << 20) - -#define PMC_BLINK_TIMER_DATA_ON_SHIFT 0 -#define PMC_BLINK_TIMER_DATA_ON_MASK 0x7fff -#define PMC_BLINK_TIMER_ENB (1 << 15) -#define PMC_BLINK_TIMER_DATA_OFF_SHIFT 16 -#define PMC_BLINK_TIMER_DATA_OFF_MASK 0xffff - -static void __iomem *reg_clk_base = IO_ADDRESS(TEGRA_CLK_RESET_BASE); -static void __iomem *reg_pmc_base = IO_ADDRESS(TEGRA_PMC_BASE); - -/* - * Some clocks share a register with other clocks. Any clock op that - * non-atomically modifies a register used by another clock must lock - * clock_register_lock first. - */ -static DEFINE_SPINLOCK(clock_register_lock); - -/* - * Some peripheral clocks share an enable bit, so refcount the enable bits - * in registers CLK_ENABLE_L, CLK_ENABLE_H, and CLK_ENABLE_U - */ -static int tegra_periph_clk_enable_refcount[3 * 32]; - -#define clk_writel(value, reg) \ - __raw_writel(value, reg_clk_base + (reg)) -#define clk_readl(reg) \ - __raw_readl(reg_clk_base + (reg)) -#define pmc_writel(value, reg) \ - __raw_writel(value, reg_pmc_base + (reg)) -#define pmc_readl(reg) \ - __raw_readl(reg_pmc_base + (reg)) - -static unsigned long clk_measure_input_freq(void) -{ - u32 clock_autodetect; - clk_writel(OSC_FREQ_DET_TRIG | 1, OSC_FREQ_DET); - do {} while (clk_readl(OSC_FREQ_DET_STATUS) & OSC_FREQ_DET_BUSY); - clock_autodetect = clk_readl(OSC_FREQ_DET_STATUS); - if (clock_autodetect >= 732 - 3 && clock_autodetect <= 732 + 3) { - return 12000000; - } else if (clock_autodetect >= 794 - 3 && clock_autodetect <= 794 + 3) { - return 13000000; - } else if (clock_autodetect >= 1172 - 3 && clock_autodetect <= 1172 + 3) { - return 19200000; - } else if (clock_autodetect >= 1587 - 3 && clock_autodetect <= 1587 + 3) { - return 26000000; - } else { - pr_err("%s: Unexpected clock autodetect value %d", __func__, clock_autodetect); - BUG(); - return 0; - } -} - -static int clk_div71_get_divider(unsigned long parent_rate, unsigned long rate) -{ - s64 divider_u71 = parent_rate * 2; - divider_u71 += rate - 1; - do_div(divider_u71, rate); - - if (divider_u71 - 2 < 0) - return 0; - - if (divider_u71 - 2 > 255) - return -EINVAL; - - return divider_u71 - 2; -} - -static int clk_div16_get_divider(unsigned long parent_rate, unsigned long rate) -{ - s64 divider_u16; - - divider_u16 = parent_rate; - divider_u16 += rate - 1; - do_div(divider_u16, rate); - - if (divider_u16 - 1 < 0) - return 0; - - if (divider_u16 - 1 > 255) - return -EINVAL; - - return divider_u16 - 1; -} - -/* clk_m functions */ -static unsigned long tegra2_clk_m_autodetect_rate(struct clk *c) -{ - u32 auto_clock_control = clk_readl(OSC_CTRL) & ~OSC_CTRL_OSC_FREQ_MASK; - - c->rate = clk_measure_input_freq(); - switch (c->rate) { - case 12000000: - auto_clock_control |= OSC_CTRL_OSC_FREQ_12MHZ; - break; - case 13000000: - auto_clock_control |= OSC_CTRL_OSC_FREQ_13MHZ; - break; - case 19200000: - auto_clock_control |= OSC_CTRL_OSC_FREQ_19_2MHZ; - break; - case 26000000: - auto_clock_control |= OSC_CTRL_OSC_FREQ_26MHZ; - break; - default: - pr_err("%s: Unexpected clock rate %ld", __func__, c->rate); - BUG(); - } - clk_writel(auto_clock_control, OSC_CTRL); - return c->rate; -} - -static void tegra2_clk_m_init(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - tegra2_clk_m_autodetect_rate(c); -} - -static int tegra2_clk_m_enable(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - return 0; -} - -static void tegra2_clk_m_disable(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - BUG(); -} - -static struct clk_ops tegra_clk_m_ops = { - .init = tegra2_clk_m_init, - .enable = tegra2_clk_m_enable, - .disable = tegra2_clk_m_disable, -}; - -/* super clock functions */ -/* "super clocks" on tegra have two-stage muxes and a clock skipping - * super divider. We will ignore the clock skipping divider, since we - * can't lower the voltage when using the clock skip, but we can if we - * lower the PLL frequency. - */ -static void tegra2_super_clk_init(struct clk *c) -{ - u32 val; - int source; - int shift; - const struct clk_mux_sel *sel; - val = clk_readl(c->reg + SUPER_CLK_MUX); - c->state = ON; - BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && - ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); - shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? - SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; - source = (val >> shift) & SUPER_SOURCE_MASK; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->value == source) - break; - } - BUG_ON(sel->input == NULL); - c->parent = sel->input; -} - -static int tegra2_super_clk_enable(struct clk *c) -{ - clk_writel(0, c->reg + SUPER_CLK_DIVIDER); - return 0; -} - -static void tegra2_super_clk_disable(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - - /* oops - don't disable the CPU clock! */ - BUG(); -} - -static int tegra2_super_clk_set_parent(struct clk *c, struct clk *p) -{ - u32 val; - const struct clk_mux_sel *sel; - int shift; - - val = clk_readl(c->reg + SUPER_CLK_MUX); - BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && - ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); - shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? - SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - val &= ~(SUPER_SOURCE_MASK << shift); - val |= sel->value << shift; - - if (c->refcnt) - clk_enable(p); - - clk_writel(val, c->reg); - - if (c->refcnt && c->parent) - clk_disable(c->parent); - - clk_reparent(c, p); - return 0; - } - } - return -EINVAL; -} - -/* - * Super clocks have "clock skippers" instead of dividers. Dividing using - * a clock skipper does not allow the voltage to be scaled down, so instead - * adjust the rate of the parent clock. This requires that the parent of a - * super clock have no other children, otherwise the rate will change - * underneath the other children. - */ -static int tegra2_super_clk_set_rate(struct clk *c, unsigned long rate) -{ - return clk_set_rate(c->parent, rate); -} - -static struct clk_ops tegra_super_ops = { - .init = tegra2_super_clk_init, - .enable = tegra2_super_clk_enable, - .disable = tegra2_super_clk_disable, - .set_parent = tegra2_super_clk_set_parent, - .set_rate = tegra2_super_clk_set_rate, -}; - -/* virtual cpu clock functions */ -/* some clocks can not be stopped (cpu, memory bus) while the SoC is running. - To change the frequency of these clocks, the parent pll may need to be - reprogrammed, so the clock must be moved off the pll, the pll reprogrammed, - and then the clock moved back to the pll. To hide this sequence, a virtual - clock handles it. - */ -static void tegra2_cpu_clk_init(struct clk *c) -{ -} - -static int tegra2_cpu_clk_enable(struct clk *c) -{ - return 0; -} - -static void tegra2_cpu_clk_disable(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - - /* oops - don't disable the CPU clock! */ - BUG(); -} - -static int tegra2_cpu_clk_set_rate(struct clk *c, unsigned long rate) -{ - int ret; - /* - * Take an extra reference to the main pll so it doesn't turn - * off when we move the cpu off of it - */ - clk_enable(c->u.cpu.main); - - ret = clk_set_parent(c->parent, c->u.cpu.backup); - if (ret) { - pr_err("Failed to switch cpu to clock %s\n", c->u.cpu.backup->name); - goto out; - } - - if (rate == clk_get_rate(c->u.cpu.backup)) - goto out; - - ret = clk_set_rate(c->u.cpu.main, rate); - if (ret) { - pr_err("Failed to change cpu pll to %lu\n", rate); - goto out; - } - - ret = clk_set_parent(c->parent, c->u.cpu.main); - if (ret) { - pr_err("Failed to switch cpu to clock %s\n", c->u.cpu.main->name); - goto out; - } - -out: - clk_disable(c->u.cpu.main); - return ret; -} - -static struct clk_ops tegra_cpu_ops = { - .init = tegra2_cpu_clk_init, - .enable = tegra2_cpu_clk_enable, - .disable = tegra2_cpu_clk_disable, - .set_rate = tegra2_cpu_clk_set_rate, -}; - -/* virtual cop clock functions. Used to acquire the fake 'cop' clock to - * reset the COP block (i.e. AVP) */ -static void tegra2_cop_clk_reset(struct clk *c, bool assert) -{ - unsigned long reg = assert ? RST_DEVICES_SET : RST_DEVICES_CLR; - - pr_debug("%s %s\n", __func__, assert ? "assert" : "deassert"); - clk_writel(1 << 1, reg); -} - -static struct clk_ops tegra_cop_ops = { - .reset = tegra2_cop_clk_reset, -}; - -/* bus clock functions */ -static void tegra2_bus_clk_init(struct clk *c) -{ - u32 val = clk_readl(c->reg); - c->state = ((val >> c->reg_shift) & BUS_CLK_DISABLE) ? OFF : ON; - c->div = ((val >> c->reg_shift) & BUS_CLK_DIV_MASK) + 1; - c->mul = 1; -} - -static int tegra2_bus_clk_enable(struct clk *c) -{ - u32 val; - unsigned long flags; - - spin_lock_irqsave(&clock_register_lock, flags); - - val = clk_readl(c->reg); - val &= ~(BUS_CLK_DISABLE << c->reg_shift); - clk_writel(val, c->reg); - - spin_unlock_irqrestore(&clock_register_lock, flags); - - return 0; -} - -static void tegra2_bus_clk_disable(struct clk *c) -{ - u32 val; - unsigned long flags; - - spin_lock_irqsave(&clock_register_lock, flags); - - val = clk_readl(c->reg); - val |= BUS_CLK_DISABLE << c->reg_shift; - clk_writel(val, c->reg); - - spin_unlock_irqrestore(&clock_register_lock, flags); -} - -static int tegra2_bus_clk_set_rate(struct clk *c, unsigned long rate) -{ - u32 val; - unsigned long parent_rate = clk_get_rate(c->parent); - unsigned long flags; - int ret = -EINVAL; - int i; - - spin_lock_irqsave(&clock_register_lock, flags); - - val = clk_readl(c->reg); - for (i = 1; i <= 4; i++) { - if (rate == parent_rate / i) { - val &= ~(BUS_CLK_DIV_MASK << c->reg_shift); - val |= (i - 1) << c->reg_shift; - clk_writel(val, c->reg); - c->div = i; - c->mul = 1; - ret = 0; - break; - } - } - - spin_unlock_irqrestore(&clock_register_lock, flags); - - return ret; -} - -static struct clk_ops tegra_bus_ops = { - .init = tegra2_bus_clk_init, - .enable = tegra2_bus_clk_enable, - .disable = tegra2_bus_clk_disable, - .set_rate = tegra2_bus_clk_set_rate, -}; - -/* Blink output functions */ - -static void tegra2_blink_clk_init(struct clk *c) -{ - u32 val; - - val = pmc_readl(PMC_CTRL); - c->state = (val & PMC_CTRL_BLINK_ENB) ? ON : OFF; - c->mul = 1; - val = pmc_readl(c->reg); - - if (val & PMC_BLINK_TIMER_ENB) { - unsigned int on_off; - - on_off = (val >> PMC_BLINK_TIMER_DATA_ON_SHIFT) & - PMC_BLINK_TIMER_DATA_ON_MASK; - val >>= PMC_BLINK_TIMER_DATA_OFF_SHIFT; - val &= PMC_BLINK_TIMER_DATA_OFF_MASK; - on_off += val; - /* each tick in the blink timer is 4 32KHz clocks */ - c->div = on_off * 4; - } else { - c->div = 1; - } -} - -static int tegra2_blink_clk_enable(struct clk *c) -{ - u32 val; - - val = pmc_readl(PMC_DPD_PADS_ORIDE); - pmc_writel(val | PMC_DPD_PADS_ORIDE_BLINK_ENB, PMC_DPD_PADS_ORIDE); - - val = pmc_readl(PMC_CTRL); - pmc_writel(val | PMC_CTRL_BLINK_ENB, PMC_CTRL); - - return 0; -} - -static void tegra2_blink_clk_disable(struct clk *c) -{ - u32 val; - - val = pmc_readl(PMC_CTRL); - pmc_writel(val & ~PMC_CTRL_BLINK_ENB, PMC_CTRL); - - val = pmc_readl(PMC_DPD_PADS_ORIDE); - pmc_writel(val & ~PMC_DPD_PADS_ORIDE_BLINK_ENB, PMC_DPD_PADS_ORIDE); -} - -static int tegra2_blink_clk_set_rate(struct clk *c, unsigned long rate) -{ - unsigned long parent_rate = clk_get_rate(c->parent); - if (rate >= parent_rate) { - c->div = 1; - pmc_writel(0, c->reg); - } else { - unsigned int on_off; - u32 val; - - on_off = DIV_ROUND_UP(parent_rate / 8, rate); - c->div = on_off * 8; - - val = (on_off & PMC_BLINK_TIMER_DATA_ON_MASK) << - PMC_BLINK_TIMER_DATA_ON_SHIFT; - on_off &= PMC_BLINK_TIMER_DATA_OFF_MASK; - on_off <<= PMC_BLINK_TIMER_DATA_OFF_SHIFT; - val |= on_off; - val |= PMC_BLINK_TIMER_ENB; - pmc_writel(val, c->reg); - } - - return 0; -} - -static struct clk_ops tegra_blink_clk_ops = { - .init = &tegra2_blink_clk_init, - .enable = &tegra2_blink_clk_enable, - .disable = &tegra2_blink_clk_disable, - .set_rate = &tegra2_blink_clk_set_rate, -}; - -/* PLL Functions */ -static int tegra2_pll_clk_wait_for_lock(struct clk *c) -{ - udelay(c->u.pll.lock_delay); - - return 0; -} - -static void tegra2_pll_clk_init(struct clk *c) -{ - u32 val = clk_readl(c->reg + PLL_BASE); - - c->state = (val & PLL_BASE_ENABLE) ? ON : OFF; - - if (c->flags & PLL_FIXED && !(val & PLL_BASE_OVERRIDE)) { - pr_warning("Clock %s has unknown fixed frequency\n", c->name); - c->mul = 1; - c->div = 1; - } else if (val & PLL_BASE_BYPASS) { - c->mul = 1; - c->div = 1; - } else { - c->mul = (val & PLL_BASE_DIVN_MASK) >> PLL_BASE_DIVN_SHIFT; - c->div = (val & PLL_BASE_DIVM_MASK) >> PLL_BASE_DIVM_SHIFT; - if (c->flags & PLLU) - c->div *= (val & PLLU_BASE_POST_DIV) ? 1 : 2; - else - c->div *= (val & PLL_BASE_DIVP_MASK) ? 2 : 1; - } -} - -static int tegra2_pll_clk_enable(struct clk *c) -{ - u32 val; - pr_debug("%s on clock %s\n", __func__, c->name); - - val = clk_readl(c->reg + PLL_BASE); - val &= ~PLL_BASE_BYPASS; - val |= PLL_BASE_ENABLE; - clk_writel(val, c->reg + PLL_BASE); - - tegra2_pll_clk_wait_for_lock(c); - - return 0; -} - -static void tegra2_pll_clk_disable(struct clk *c) -{ - u32 val; - pr_debug("%s on clock %s\n", __func__, c->name); - - val = clk_readl(c->reg); - val &= ~(PLL_BASE_BYPASS | PLL_BASE_ENABLE); - clk_writel(val, c->reg); -} - -static int tegra2_pll_clk_set_rate(struct clk *c, unsigned long rate) -{ - u32 val; - unsigned long input_rate; - const struct clk_pll_freq_table *sel; - - pr_debug("%s: %s %lu\n", __func__, c->name, rate); - - input_rate = clk_get_rate(c->parent); - for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { - if (sel->input_rate == input_rate && sel->output_rate == rate) { - c->mul = sel->n; - c->div = sel->m * sel->p; - - val = clk_readl(c->reg + PLL_BASE); - if (c->flags & PLL_FIXED) - val |= PLL_BASE_OVERRIDE; - val &= ~(PLL_BASE_DIVP_MASK | PLL_BASE_DIVN_MASK | - PLL_BASE_DIVM_MASK); - val |= (sel->m << PLL_BASE_DIVM_SHIFT) | - (sel->n << PLL_BASE_DIVN_SHIFT); - BUG_ON(sel->p < 1 || sel->p > 2); - if (c->flags & PLLU) { - if (sel->p == 1) - val |= PLLU_BASE_POST_DIV; - } else { - if (sel->p == 2) - val |= 1 << PLL_BASE_DIVP_SHIFT; - } - clk_writel(val, c->reg + PLL_BASE); - - if (c->flags & PLL_HAS_CPCON) { - val = clk_readl(c->reg + PLL_MISC(c)); - val &= ~PLL_MISC_CPCON_MASK; - val |= sel->cpcon << PLL_MISC_CPCON_SHIFT; - clk_writel(val, c->reg + PLL_MISC(c)); - } - - if (c->state == ON) - tegra2_pll_clk_enable(c); - - return 0; - } - } - return -EINVAL; -} - -static struct clk_ops tegra_pll_ops = { - .init = tegra2_pll_clk_init, - .enable = tegra2_pll_clk_enable, - .disable = tegra2_pll_clk_disable, - .set_rate = tegra2_pll_clk_set_rate, -}; - -static void tegra2_pllx_clk_init(struct clk *c) -{ - tegra2_pll_clk_init(c); - - if (tegra_sku_id == 7) - c->max_rate = 750000000; -} - -static struct clk_ops tegra_pllx_ops = { - .init = tegra2_pllx_clk_init, - .enable = tegra2_pll_clk_enable, - .disable = tegra2_pll_clk_disable, - .set_rate = tegra2_pll_clk_set_rate, -}; - -static int tegra2_plle_clk_enable(struct clk *c) -{ - u32 val; - - pr_debug("%s on clock %s\n", __func__, c->name); - - mdelay(1); - - val = clk_readl(c->reg + PLL_BASE); - if (!(val & PLLE_MISC_READY)) - return -EBUSY; - - val = clk_readl(c->reg + PLL_BASE); - val |= PLL_BASE_ENABLE | PLL_BASE_BYPASS; - clk_writel(val, c->reg + PLL_BASE); - - return 0; -} - -static struct clk_ops tegra_plle_ops = { - .init = tegra2_pll_clk_init, - .enable = tegra2_plle_clk_enable, - .set_rate = tegra2_pll_clk_set_rate, -}; - -/* Clock divider ops */ -static void tegra2_pll_div_clk_init(struct clk *c) -{ - u32 val = clk_readl(c->reg); - u32 divu71; - val >>= c->reg_shift; - c->state = (val & PLL_OUT_CLKEN) ? ON : OFF; - if (!(val & PLL_OUT_RESET_DISABLE)) - c->state = OFF; - - if (c->flags & DIV_U71) { - divu71 = (val & PLL_OUT_RATIO_MASK) >> PLL_OUT_RATIO_SHIFT; - c->div = (divu71 + 2); - c->mul = 2; - } else if (c->flags & DIV_2) { - c->div = 2; - c->mul = 1; - } else { - c->div = 1; - c->mul = 1; - } -} - -static int tegra2_pll_div_clk_enable(struct clk *c) -{ - u32 val; - u32 new_val; - unsigned long flags; - - pr_debug("%s: %s\n", __func__, c->name); - if (c->flags & DIV_U71) { - spin_lock_irqsave(&clock_register_lock, flags); - val = clk_readl(c->reg); - new_val = val >> c->reg_shift; - new_val &= 0xFFFF; - - new_val |= PLL_OUT_CLKEN | PLL_OUT_RESET_DISABLE; - - val &= ~(0xFFFF << c->reg_shift); - val |= new_val << c->reg_shift; - clk_writel(val, c->reg); - spin_unlock_irqrestore(&clock_register_lock, flags); - return 0; - } else if (c->flags & DIV_2) { - BUG_ON(!(c->flags & PLLD)); - spin_lock_irqsave(&clock_register_lock, flags); - val = clk_readl(c->reg); - val &= ~PLLD_MISC_DIV_RST; - clk_writel(val, c->reg); - spin_unlock_irqrestore(&clock_register_lock, flags); - return 0; - } - return -EINVAL; -} - -static void tegra2_pll_div_clk_disable(struct clk *c) -{ - u32 val; - u32 new_val; - unsigned long flags; - - pr_debug("%s: %s\n", __func__, c->name); - if (c->flags & DIV_U71) { - spin_lock_irqsave(&clock_register_lock, flags); - val = clk_readl(c->reg); - new_val = val >> c->reg_shift; - new_val &= 0xFFFF; - - new_val &= ~(PLL_OUT_CLKEN | PLL_OUT_RESET_DISABLE); - - val &= ~(0xFFFF << c->reg_shift); - val |= new_val << c->reg_shift; - clk_writel(val, c->reg); - spin_unlock_irqrestore(&clock_register_lock, flags); - } else if (c->flags & DIV_2) { - BUG_ON(!(c->flags & PLLD)); - spin_lock_irqsave(&clock_register_lock, flags); - val = clk_readl(c->reg); - val |= PLLD_MISC_DIV_RST; - clk_writel(val, c->reg); - spin_unlock_irqrestore(&clock_register_lock, flags); - } -} - -static int tegra2_pll_div_clk_set_rate(struct clk *c, unsigned long rate) -{ - u32 val; - u32 new_val; - int divider_u71; - unsigned long parent_rate = clk_get_rate(c->parent); - unsigned long flags; - - pr_debug("%s: %s %lu\n", __func__, c->name, rate); - if (c->flags & DIV_U71) { - divider_u71 = clk_div71_get_divider(parent_rate, rate); - if (divider_u71 >= 0) { - spin_lock_irqsave(&clock_register_lock, flags); - val = clk_readl(c->reg); - new_val = val >> c->reg_shift; - new_val &= 0xFFFF; - if (c->flags & DIV_U71_FIXED) - new_val |= PLL_OUT_OVERRIDE; - new_val &= ~PLL_OUT_RATIO_MASK; - new_val |= divider_u71 << PLL_OUT_RATIO_SHIFT; - - val &= ~(0xFFFF << c->reg_shift); - val |= new_val << c->reg_shift; - clk_writel(val, c->reg); - c->div = divider_u71 + 2; - c->mul = 2; - spin_unlock_irqrestore(&clock_register_lock, flags); - return 0; - } - } else if (c->flags & DIV_2) { - if (parent_rate == rate * 2) - return 0; - } - return -EINVAL; -} - -static long tegra2_pll_div_clk_round_rate(struct clk *c, unsigned long rate) -{ - int divider; - unsigned long parent_rate = clk_get_rate(c->parent); - pr_debug("%s: %s %lu\n", __func__, c->name, rate); - - if (c->flags & DIV_U71) { - divider = clk_div71_get_divider(parent_rate, rate); - if (divider < 0) - return divider; - return DIV_ROUND_UP(parent_rate * 2, divider + 2); - } else if (c->flags & DIV_2) { - return DIV_ROUND_UP(parent_rate, 2); - } - return -EINVAL; -} - -static struct clk_ops tegra_pll_div_ops = { - .init = tegra2_pll_div_clk_init, - .enable = tegra2_pll_div_clk_enable, - .disable = tegra2_pll_div_clk_disable, - .set_rate = tegra2_pll_div_clk_set_rate, - .round_rate = tegra2_pll_div_clk_round_rate, -}; - -/* Periph clk ops */ - -static void tegra2_periph_clk_init(struct clk *c) -{ - u32 val = clk_readl(c->reg); - const struct clk_mux_sel *mux = NULL; - const struct clk_mux_sel *sel; - u32 shift; - u32 mask; - - if (c->flags & MUX_PWM) { - shift = PERIPH_CLK_SOURCE_PWM_SHIFT; - mask = PERIPH_CLK_SOURCE_PWM_MASK; - } else { - shift = PERIPH_CLK_SOURCE_SHIFT; - mask = PERIPH_CLK_SOURCE_MASK; - } - - if (c->flags & MUX) { - for (sel = c->inputs; sel->input != NULL; sel++) { - if ((val & mask) >> shift == sel->value) - mux = sel; - } - BUG_ON(!mux); - - c->parent = mux->input; - } else { - c->parent = c->inputs[0].input; - } - - if (c->flags & DIV_U71) { - u32 divu71 = val & PERIPH_CLK_SOURCE_DIVU71_MASK; - c->div = divu71 + 2; - c->mul = 2; - } else if (c->flags & DIV_U16) { - u32 divu16 = val & PERIPH_CLK_SOURCE_DIVU16_MASK; - c->div = divu16 + 1; - c->mul = 1; - } else { - c->div = 1; - c->mul = 1; - } - - c->state = ON; - - if (!c->u.periph.clk_num) - return; - - if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & - PERIPH_CLK_TO_ENB_BIT(c))) - c->state = OFF; - - if (!(c->flags & PERIPH_NO_RESET)) - if (clk_readl(RST_DEVICES + PERIPH_CLK_TO_ENB_REG(c)) & - PERIPH_CLK_TO_ENB_BIT(c)) - c->state = OFF; -} - -static int tegra2_periph_clk_enable(struct clk *c) -{ - u32 val; - unsigned long flags; - int refcount; - pr_debug("%s on clock %s\n", __func__, c->name); - - if (!c->u.periph.clk_num) - return 0; - - spin_lock_irqsave(&clock_register_lock, flags); - - refcount = tegra_periph_clk_enable_refcount[c->u.periph.clk_num]++; - - if (refcount > 1) - goto out; - - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - CLK_OUT_ENB_SET + PERIPH_CLK_TO_ENB_SET_REG(c)); - if (!(c->flags & PERIPH_NO_RESET) && !(c->flags & PERIPH_MANUAL_RESET)) - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - RST_DEVICES_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); - if (c->flags & PERIPH_EMC_ENB) { - /* The EMC peripheral clock has 2 extra enable bits */ - /* FIXME: Do they need to be disabled? */ - val = clk_readl(c->reg); - val |= 0x3 << 24; - clk_writel(val, c->reg); - } - -out: - spin_unlock_irqrestore(&clock_register_lock, flags); - - return 0; -} - -static void tegra2_periph_clk_disable(struct clk *c) -{ - unsigned long flags; - - pr_debug("%s on clock %s\n", __func__, c->name); - - if (!c->u.periph.clk_num) - return; - - spin_lock_irqsave(&clock_register_lock, flags); - - if (c->refcnt) - tegra_periph_clk_enable_refcount[c->u.periph.clk_num]--; - - if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] == 0) - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - CLK_OUT_ENB_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); - - spin_unlock_irqrestore(&clock_register_lock, flags); -} - -static void tegra2_periph_clk_reset(struct clk *c, bool assert) -{ - unsigned long base = assert ? RST_DEVICES_SET : RST_DEVICES_CLR; - - pr_debug("%s %s on clock %s\n", __func__, - assert ? "assert" : "deassert", c->name); - - BUG_ON(!c->u.periph.clk_num); - - if (!(c->flags & PERIPH_NO_RESET)) - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - base + PERIPH_CLK_TO_ENB_SET_REG(c)); -} - -static int tegra2_periph_clk_set_parent(struct clk *c, struct clk *p) -{ - u32 val; - const struct clk_mux_sel *sel; - u32 mask, shift; - - pr_debug("%s: %s %s\n", __func__, c->name, p->name); - - if (c->flags & MUX_PWM) { - shift = PERIPH_CLK_SOURCE_PWM_SHIFT; - mask = PERIPH_CLK_SOURCE_PWM_MASK; - } else { - shift = PERIPH_CLK_SOURCE_SHIFT; - mask = PERIPH_CLK_SOURCE_MASK; - } - - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - val = clk_readl(c->reg); - val &= ~mask; - val |= (sel->value) << shift; - - if (c->refcnt) - clk_enable(p); - - clk_writel(val, c->reg); - - if (c->refcnt && c->parent) - clk_disable(c->parent); - - clk_reparent(c, p); - return 0; - } - } - - return -EINVAL; -} - -static int tegra2_periph_clk_set_rate(struct clk *c, unsigned long rate) -{ - u32 val; - int divider; - unsigned long parent_rate = clk_get_rate(c->parent); - - if (c->flags & DIV_U71) { - divider = clk_div71_get_divider(parent_rate, rate); - if (divider >= 0) { - val = clk_readl(c->reg); - val &= ~PERIPH_CLK_SOURCE_DIVU71_MASK; - val |= divider; - clk_writel(val, c->reg); - c->div = divider + 2; - c->mul = 2; - return 0; - } - } else if (c->flags & DIV_U16) { - divider = clk_div16_get_divider(parent_rate, rate); - if (divider >= 0) { - val = clk_readl(c->reg); - val &= ~PERIPH_CLK_SOURCE_DIVU16_MASK; - val |= divider; - clk_writel(val, c->reg); - c->div = divider + 1; - c->mul = 1; - return 0; - } - } else if (parent_rate <= rate) { - c->div = 1; - c->mul = 1; - return 0; - } - return -EINVAL; -} - -static long tegra2_periph_clk_round_rate(struct clk *c, - unsigned long rate) -{ - int divider; - unsigned long parent_rate = clk_get_rate(c->parent); - pr_debug("%s: %s %lu\n", __func__, c->name, rate); - - if (c->flags & DIV_U71) { - divider = clk_div71_get_divider(parent_rate, rate); - if (divider < 0) - return divider; - - return DIV_ROUND_UP(parent_rate * 2, divider + 2); - } else if (c->flags & DIV_U16) { - divider = clk_div16_get_divider(parent_rate, rate); - if (divider < 0) - return divider; - return DIV_ROUND_UP(parent_rate, divider + 1); - } - return -EINVAL; -} - -static struct clk_ops tegra_periph_clk_ops = { - .init = &tegra2_periph_clk_init, - .enable = &tegra2_periph_clk_enable, - .disable = &tegra2_periph_clk_disable, - .set_parent = &tegra2_periph_clk_set_parent, - .set_rate = &tegra2_periph_clk_set_rate, - .round_rate = &tegra2_periph_clk_round_rate, - .reset = &tegra2_periph_clk_reset, -}; - -/* The SDMMC controllers have extra bits in the clock source register that - * adjust the delay between the clock and data to compenstate for delays - * on the PCB. */ -void tegra2_sdmmc_tap_delay(struct clk *c, int delay) -{ - u32 reg; - unsigned long flags; - - spin_lock_irqsave(&c->spinlock, flags); - - delay = clamp(delay, 0, 15); - reg = clk_readl(c->reg); - reg &= ~SDMMC_CLK_INT_FB_DLY_MASK; - reg |= SDMMC_CLK_INT_FB_SEL; - reg |= delay << SDMMC_CLK_INT_FB_DLY_SHIFT; - clk_writel(reg, c->reg); - - spin_unlock_irqrestore(&c->spinlock, flags); -} - -/* External memory controller clock ops */ -static void tegra2_emc_clk_init(struct clk *c) -{ - tegra2_periph_clk_init(c); - c->max_rate = clk_get_rate_locked(c); -} - -static long tegra2_emc_clk_round_rate(struct clk *c, unsigned long rate) -{ - long emc_rate; - long clk_rate; - - /* - * The slowest entry in the EMC clock table that is at least as - * fast as rate. - */ - emc_rate = tegra_emc_round_rate(rate); - if (emc_rate < 0) - return c->max_rate; - - /* - * The fastest rate the PLL will generate that is at most the - * requested rate. - */ - clk_rate = tegra2_periph_clk_round_rate(c, emc_rate); - - /* - * If this fails, and emc_rate > clk_rate, it's because the maximum - * rate in the EMC tables is larger than the maximum rate of the EMC - * clock. The EMC clock's max rate is the rate it was running when the - * kernel booted. Such a mismatch is probably due to using the wrong - * BCT, i.e. using a Tegra20 BCT with an EMC table written for Tegra25. - */ - WARN_ONCE(emc_rate != clk_rate, - "emc_rate %ld != clk_rate %ld", - emc_rate, clk_rate); - - return emc_rate; -} - -static int tegra2_emc_clk_set_rate(struct clk *c, unsigned long rate) -{ - int ret; - /* - * The Tegra2 memory controller has an interlock with the clock - * block that allows memory shadowed registers to be updated, - * and then transfer them to the main registers at the same - * time as the clock update without glitches. - */ - ret = tegra_emc_set_rate(rate); - if (ret < 0) - return ret; - - ret = tegra2_periph_clk_set_rate(c, rate); - udelay(1); - - return ret; -} - -static struct clk_ops tegra_emc_clk_ops = { - .init = &tegra2_emc_clk_init, - .enable = &tegra2_periph_clk_enable, - .disable = &tegra2_periph_clk_disable, - .set_parent = &tegra2_periph_clk_set_parent, - .set_rate = &tegra2_emc_clk_set_rate, - .round_rate = &tegra2_emc_clk_round_rate, - .reset = &tegra2_periph_clk_reset, -}; - -/* Clock doubler ops */ -static void tegra2_clk_double_init(struct clk *c) -{ - c->mul = 2; - c->div = 1; - c->state = ON; - - if (!c->u.periph.clk_num) - return; - - if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & - PERIPH_CLK_TO_ENB_BIT(c))) - c->state = OFF; -}; - -static int tegra2_clk_double_set_rate(struct clk *c, unsigned long rate) -{ - if (rate != 2 * clk_get_rate(c->parent)) - return -EINVAL; - c->mul = 2; - c->div = 1; - return 0; -} - -static struct clk_ops tegra_clk_double_ops = { - .init = &tegra2_clk_double_init, - .enable = &tegra2_periph_clk_enable, - .disable = &tegra2_periph_clk_disable, - .set_rate = &tegra2_clk_double_set_rate, -}; - -/* Audio sync clock ops */ -static void tegra2_audio_sync_clk_init(struct clk *c) -{ - int source; - const struct clk_mux_sel *sel; - u32 val = clk_readl(c->reg); - c->state = (val & (1<<4)) ? OFF : ON; - source = val & 0xf; - for (sel = c->inputs; sel->input != NULL; sel++) - if (sel->value == source) - break; - BUG_ON(sel->input == NULL); - c->parent = sel->input; -} - -static int tegra2_audio_sync_clk_enable(struct clk *c) -{ - clk_writel(0, c->reg); - return 0; -} - -static void tegra2_audio_sync_clk_disable(struct clk *c) -{ - clk_writel(1, c->reg); -} - -static int tegra2_audio_sync_clk_set_parent(struct clk *c, struct clk *p) -{ - u32 val; - const struct clk_mux_sel *sel; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - val = clk_readl(c->reg); - val &= ~0xf; - val |= sel->value; - - if (c->refcnt) - clk_enable(p); - - clk_writel(val, c->reg); - - if (c->refcnt && c->parent) - clk_disable(c->parent); - - clk_reparent(c, p); - return 0; - } - } - - return -EINVAL; -} - -static struct clk_ops tegra_audio_sync_clk_ops = { - .init = tegra2_audio_sync_clk_init, - .enable = tegra2_audio_sync_clk_enable, - .disable = tegra2_audio_sync_clk_disable, - .set_parent = tegra2_audio_sync_clk_set_parent, -}; - -/* cdev1 and cdev2 (dap_mclk1 and dap_mclk2) ops */ - -static void tegra2_cdev_clk_init(struct clk *c) -{ - /* We could un-tristate the cdev1 or cdev2 pingroup here; this is - * currently done in the pinmux code. */ - c->state = ON; - - BUG_ON(!c->u.periph.clk_num); - - if (!(clk_readl(CLK_OUT_ENB + PERIPH_CLK_TO_ENB_REG(c)) & - PERIPH_CLK_TO_ENB_BIT(c))) - c->state = OFF; -} - -static int tegra2_cdev_clk_enable(struct clk *c) -{ - BUG_ON(!c->u.periph.clk_num); - - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - CLK_OUT_ENB_SET + PERIPH_CLK_TO_ENB_SET_REG(c)); - return 0; -} - -static void tegra2_cdev_clk_disable(struct clk *c) -{ - BUG_ON(!c->u.periph.clk_num); - - clk_writel(PERIPH_CLK_TO_ENB_BIT(c), - CLK_OUT_ENB_CLR + PERIPH_CLK_TO_ENB_SET_REG(c)); -} - -static struct clk_ops tegra_cdev_clk_ops = { - .init = &tegra2_cdev_clk_init, - .enable = &tegra2_cdev_clk_enable, - .disable = &tegra2_cdev_clk_disable, -}; - -/* shared bus ops */ -/* - * Some clocks may have multiple downstream users that need to request a - * higher clock rate. Shared bus clocks provide a unique shared_bus_user - * clock to each user. The frequency of the bus is set to the highest - * enabled shared_bus_user clock, with a minimum value set by the - * shared bus. - */ -static int tegra_clk_shared_bus_update(struct clk *bus) -{ - struct clk *c; - unsigned long rate = bus->min_rate; - - list_for_each_entry(c, &bus->shared_bus_list, u.shared_bus_user.node) - if (c->u.shared_bus_user.enabled) - rate = max(c->u.shared_bus_user.rate, rate); - - if (rate == clk_get_rate_locked(bus)) - return 0; - - return clk_set_rate_locked(bus, rate); -}; - -static void tegra_clk_shared_bus_init(struct clk *c) -{ - unsigned long flags; - - c->max_rate = c->parent->max_rate; - c->u.shared_bus_user.rate = c->parent->max_rate; - c->state = OFF; - c->set = true; - - spin_lock_irqsave(&c->parent->spinlock, flags); - - list_add_tail(&c->u.shared_bus_user.node, - &c->parent->shared_bus_list); - - spin_unlock_irqrestore(&c->parent->spinlock, flags); -} - -static int tegra_clk_shared_bus_set_rate(struct clk *c, unsigned long rate) -{ - unsigned long flags; - int ret; - long new_rate = rate; - - new_rate = clk_round_rate(c->parent, new_rate); - if (new_rate < 0) - return new_rate; - - spin_lock_irqsave(&c->parent->spinlock, flags); - - c->u.shared_bus_user.rate = new_rate; - ret = tegra_clk_shared_bus_update(c->parent); - - spin_unlock_irqrestore(&c->parent->spinlock, flags); - - return ret; -} - -static long tegra_clk_shared_bus_round_rate(struct clk *c, unsigned long rate) -{ - return clk_round_rate(c->parent, rate); -} - -static int tegra_clk_shared_bus_enable(struct clk *c) -{ - unsigned long flags; - int ret; - - spin_lock_irqsave(&c->parent->spinlock, flags); - - c->u.shared_bus_user.enabled = true; - ret = tegra_clk_shared_bus_update(c->parent); - - spin_unlock_irqrestore(&c->parent->spinlock, flags); - - return ret; -} - -static void tegra_clk_shared_bus_disable(struct clk *c) -{ - unsigned long flags; - int ret; - - spin_lock_irqsave(&c->parent->spinlock, flags); - - c->u.shared_bus_user.enabled = false; - ret = tegra_clk_shared_bus_update(c->parent); - WARN_ON_ONCE(ret); - - spin_unlock_irqrestore(&c->parent->spinlock, flags); -} - -static struct clk_ops tegra_clk_shared_bus_ops = { - .init = tegra_clk_shared_bus_init, - .enable = tegra_clk_shared_bus_enable, - .disable = tegra_clk_shared_bus_disable, - .set_rate = tegra_clk_shared_bus_set_rate, - .round_rate = tegra_clk_shared_bus_round_rate, -}; - - -/* Clock definitions */ -static struct clk tegra_clk_32k = { - .name = "clk_32k", - .rate = 32768, - .ops = NULL, - .max_rate = 32768, -}; - -static struct clk_pll_freq_table tegra_pll_s_freq_table[] = { - {32768, 12000000, 366, 1, 1, 0}, - {32768, 13000000, 397, 1, 1, 0}, - {32768, 19200000, 586, 1, 1, 0}, - {32768, 26000000, 793, 1, 1, 0}, - {0, 0, 0, 0, 0, 0}, -}; - -static struct clk tegra_pll_s = { - .name = "pll_s", - .flags = PLL_ALT_MISC_REG, - .ops = &tegra_pll_ops, - .parent = &tegra_clk_32k, - .max_rate = 26000000, - .reg = 0xf0, - .u.pll = { - .input_min = 32768, - .input_max = 32768, - .cf_min = 0, /* FIXME */ - .cf_max = 0, /* FIXME */ - .vco_min = 12000000, - .vco_max = 26000000, - .freq_table = tegra_pll_s_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk_mux_sel tegra_clk_m_sel[] = { - { .input = &tegra_clk_32k, .value = 0}, - { .input = &tegra_pll_s, .value = 1}, - { NULL , 0}, -}; - -static struct clk tegra_clk_m = { - .name = "clk_m", - .flags = ENABLE_ON_INIT, - .ops = &tegra_clk_m_ops, - .inputs = tegra_clk_m_sel, - .reg = 0x1fc, - .reg_shift = 28, - .max_rate = 26000000, -}; - -static struct clk_pll_freq_table tegra_pll_c_freq_table[] = { - { 12000000, 600000000, 600, 12, 1, 8 }, - { 13000000, 600000000, 600, 13, 1, 8 }, - { 19200000, 600000000, 500, 16, 1, 6 }, - { 26000000, 600000000, 600, 26, 1, 8 }, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_c = { - .name = "pll_c", - .flags = PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0x80, - .parent = &tegra_clk_m, - .max_rate = 600000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_c_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_c_out1 = { - .name = "pll_c_out1", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_c, - .reg = 0x84, - .reg_shift = 0, - .max_rate = 600000000, -}; - -static struct clk_pll_freq_table tegra_pll_m_freq_table[] = { - { 12000000, 666000000, 666, 12, 1, 8}, - { 13000000, 666000000, 666, 13, 1, 8}, - { 19200000, 666000000, 555, 16, 1, 8}, - { 26000000, 666000000, 666, 26, 1, 8}, - { 12000000, 600000000, 600, 12, 1, 8}, - { 13000000, 600000000, 600, 13, 1, 8}, - { 19200000, 600000000, 375, 12, 1, 6}, - { 26000000, 600000000, 600, 26, 1, 8}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_m = { - .name = "pll_m", - .flags = PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0x90, - .parent = &tegra_clk_m, - .max_rate = 800000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1200000000, - .freq_table = tegra_pll_m_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_m_out1 = { - .name = "pll_m_out1", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_m, - .reg = 0x94, - .reg_shift = 0, - .max_rate = 600000000, -}; - -static struct clk_pll_freq_table tegra_pll_p_freq_table[] = { - { 12000000, 216000000, 432, 12, 2, 8}, - { 13000000, 216000000, 432, 13, 2, 8}, - { 19200000, 216000000, 90, 4, 2, 1}, - { 26000000, 216000000, 432, 26, 2, 8}, - { 12000000, 432000000, 432, 12, 1, 8}, - { 13000000, 432000000, 432, 13, 1, 8}, - { 19200000, 432000000, 90, 4, 1, 1}, - { 26000000, 432000000, 432, 26, 1, 8}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_p = { - .name = "pll_p", - .flags = ENABLE_ON_INIT | PLL_FIXED | PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0xa0, - .parent = &tegra_clk_m, - .max_rate = 432000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_p_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_p_out1 = { - .name = "pll_p_out1", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa4, - .reg_shift = 0, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out2 = { - .name = "pll_p_out2", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa4, - .reg_shift = 16, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out3 = { - .name = "pll_p_out3", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa8, - .reg_shift = 0, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out4 = { - .name = "pll_p_out4", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa8, - .reg_shift = 16, - .max_rate = 432000000, -}; - -static struct clk_pll_freq_table tegra_pll_a_freq_table[] = { - { 28800000, 56448000, 49, 25, 1, 1}, - { 28800000, 73728000, 64, 25, 1, 1}, - { 28800000, 24000000, 5, 6, 1, 1}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_a = { - .name = "pll_a", - .flags = PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0xb0, - .parent = &tegra_pll_p_out1, - .max_rate = 73728000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_a_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_a_out0 = { - .name = "pll_a_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_a, - .reg = 0xb4, - .reg_shift = 0, - .max_rate = 73728000, -}; - -static struct clk_pll_freq_table tegra_pll_d_freq_table[] = { - { 12000000, 216000000, 216, 12, 1, 4}, - { 13000000, 216000000, 216, 13, 1, 4}, - { 19200000, 216000000, 135, 12, 1, 3}, - { 26000000, 216000000, 216, 26, 1, 4}, - - { 12000000, 594000000, 594, 12, 1, 8}, - { 13000000, 594000000, 594, 13, 1, 8}, - { 19200000, 594000000, 495, 16, 1, 8}, - { 26000000, 594000000, 594, 26, 1, 8}, - - { 12000000, 1000000000, 1000, 12, 1, 12}, - { 13000000, 1000000000, 1000, 13, 1, 12}, - { 19200000, 1000000000, 625, 12, 1, 8}, - { 26000000, 1000000000, 1000, 26, 1, 12}, - - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_d = { - .name = "pll_d", - .flags = PLL_HAS_CPCON | PLLD, - .ops = &tegra_pll_ops, - .reg = 0xd0, - .parent = &tegra_clk_m, - .max_rate = 1000000000, - .u.pll = { - .input_min = 2000000, - .input_max = 40000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 40000000, - .vco_max = 1000000000, - .freq_table = tegra_pll_d_freq_table, - .lock_delay = 1000, - }, -}; - -static struct clk tegra_pll_d_out0 = { - .name = "pll_d_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_2 | PLLD, - .parent = &tegra_pll_d, - .max_rate = 500000000, -}; - -static struct clk_pll_freq_table tegra_pll_u_freq_table[] = { - { 12000000, 480000000, 960, 12, 2, 0}, - { 13000000, 480000000, 960, 13, 2, 0}, - { 19200000, 480000000, 200, 4, 2, 0}, - { 26000000, 480000000, 960, 26, 2, 0}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_u = { - .name = "pll_u", - .flags = PLLU, - .ops = &tegra_pll_ops, - .reg = 0xc0, - .parent = &tegra_clk_m, - .max_rate = 480000000, - .u.pll = { - .input_min = 2000000, - .input_max = 40000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 480000000, - .vco_max = 960000000, - .freq_table = tegra_pll_u_freq_table, - .lock_delay = 1000, - }, -}; - -static struct clk_pll_freq_table tegra_pll_x_freq_table[] = { - /* 1 GHz */ - { 12000000, 1000000000, 1000, 12, 1, 12}, - { 13000000, 1000000000, 1000, 13, 1, 12}, - { 19200000, 1000000000, 625, 12, 1, 8}, - { 26000000, 1000000000, 1000, 26, 1, 12}, - - /* 912 MHz */ - { 12000000, 912000000, 912, 12, 1, 12}, - { 13000000, 912000000, 912, 13, 1, 12}, - { 19200000, 912000000, 760, 16, 1, 8}, - { 26000000, 912000000, 912, 26, 1, 12}, - - /* 816 MHz */ - { 12000000, 816000000, 816, 12, 1, 12}, - { 13000000, 816000000, 816, 13, 1, 12}, - { 19200000, 816000000, 680, 16, 1, 8}, - { 26000000, 816000000, 816, 26, 1, 12}, - - /* 760 MHz */ - { 12000000, 760000000, 760, 12, 1, 12}, - { 13000000, 760000000, 760, 13, 1, 12}, - { 19200000, 760000000, 950, 24, 1, 8}, - { 26000000, 760000000, 760, 26, 1, 12}, - - /* 750 MHz */ - { 12000000, 750000000, 750, 12, 1, 12}, - { 13000000, 750000000, 750, 13, 1, 12}, - { 19200000, 750000000, 625, 16, 1, 8}, - { 26000000, 750000000, 750, 26, 1, 12}, - - /* 608 MHz */ - { 12000000, 608000000, 608, 12, 1, 12}, - { 13000000, 608000000, 608, 13, 1, 12}, - { 19200000, 608000000, 380, 12, 1, 8}, - { 26000000, 608000000, 608, 26, 1, 12}, - - /* 456 MHz */ - { 12000000, 456000000, 456, 12, 1, 12}, - { 13000000, 456000000, 456, 13, 1, 12}, - { 19200000, 456000000, 380, 16, 1, 8}, - { 26000000, 456000000, 456, 26, 1, 12}, - - /* 312 MHz */ - { 12000000, 312000000, 312, 12, 1, 12}, - { 13000000, 312000000, 312, 13, 1, 12}, - { 19200000, 312000000, 260, 16, 1, 8}, - { 26000000, 312000000, 312, 26, 1, 12}, - - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_x = { - .name = "pll_x", - .flags = PLL_HAS_CPCON | PLL_ALT_MISC_REG, - .ops = &tegra_pllx_ops, - .reg = 0xe0, - .parent = &tegra_clk_m, - .max_rate = 1000000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1200000000, - .freq_table = tegra_pll_x_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk_pll_freq_table tegra_pll_e_freq_table[] = { - { 12000000, 100000000, 200, 24, 1, 0 }, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_e = { - .name = "pll_e", - .flags = PLL_ALT_MISC_REG, - .ops = &tegra_plle_ops, - .parent = &tegra_clk_m, - .reg = 0xe8, - .max_rate = 100000000, - .u.pll = { - .input_min = 12000000, - .input_max = 12000000, - .freq_table = tegra_pll_e_freq_table, - }, -}; - -static struct clk tegra_clk_d = { - .name = "clk_d", - .flags = PERIPH_NO_RESET, - .ops = &tegra_clk_double_ops, - .reg = 0x34, - .reg_shift = 12, - .parent = &tegra_clk_m, - .max_rate = 52000000, - .u.periph = { - .clk_num = 90, - }, -}; - -/* dap_mclk1, belongs to the cdev1 pingroup. */ -static struct clk tegra_clk_cdev1 = { - .name = "cdev1", - .ops = &tegra_cdev_clk_ops, - .rate = 26000000, - .max_rate = 26000000, - .u.periph = { - .clk_num = 94, - }, -}; - -/* dap_mclk2, belongs to the cdev2 pingroup. */ -static struct clk tegra_clk_cdev2 = { - .name = "cdev2", - .ops = &tegra_cdev_clk_ops, - .rate = 26000000, - .max_rate = 26000000, - .u.periph = { - .clk_num = 93, - }, -}; - -/* initialized before peripheral clocks */ -static struct clk_mux_sel mux_audio_sync_clk[8+1]; -static const struct audio_sources { - const char *name; - int value; -} mux_audio_sync_clk_sources[] = { - { .name = "spdif_in", .value = 0 }, - { .name = "i2s1", .value = 1 }, - { .name = "i2s2", .value = 2 }, - { .name = "pll_a_out0", .value = 4 }, -#if 0 /* FIXME: not implemented */ - { .name = "ac97", .value = 3 }, - { .name = "ext_audio_clk2", .value = 5 }, - { .name = "ext_audio_clk1", .value = 6 }, - { .name = "ext_vimclk", .value = 7 }, -#endif - { NULL, 0 } -}; - -static struct clk tegra_clk_audio = { - .name = "audio", - .inputs = mux_audio_sync_clk, - .reg = 0x38, - .max_rate = 73728000, - .ops = &tegra_audio_sync_clk_ops -}; - -static struct clk tegra_clk_audio_2x = { - .name = "audio_2x", - .flags = PERIPH_NO_RESET, - .max_rate = 48000000, - .ops = &tegra_clk_double_ops, - .reg = 0x34, - .reg_shift = 8, - .parent = &tegra_clk_audio, - .u.periph = { - .clk_num = 89, - }, -}; - -static struct clk_lookup tegra_audio_clk_lookups[] = { - { .con_id = "audio", .clk = &tegra_clk_audio }, - { .con_id = "audio_2x", .clk = &tegra_clk_audio_2x } -}; - -/* This is called after peripheral clocks are initialized, as the - * audio_sync clock depends on some of the peripheral clocks. - */ - -static void init_audio_sync_clock_mux(void) -{ - int i; - struct clk_mux_sel *sel = mux_audio_sync_clk; - const struct audio_sources *src = mux_audio_sync_clk_sources; - struct clk_lookup *lookup; - - for (i = 0; src->name; i++, sel++, src++) { - sel->input = tegra_get_clock_by_name(src->name); - if (!sel->input) - pr_err("%s: could not find clk %s\n", __func__, - src->name); - sel->value = src->value; - } - - lookup = tegra_audio_clk_lookups; - for (i = 0; i < ARRAY_SIZE(tegra_audio_clk_lookups); i++, lookup++) { - clk_init(lookup->clk); - clkdev_add(lookup); - } -} - -static struct clk_mux_sel mux_cclk[] = { - { .input = &tegra_clk_m, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_clk_32k, .value = 2}, - { .input = &tegra_pll_m, .value = 3}, - { .input = &tegra_pll_p, .value = 4}, - { .input = &tegra_pll_p_out4, .value = 5}, - { .input = &tegra_pll_p_out3, .value = 6}, - { .input = &tegra_clk_d, .value = 7}, - { .input = &tegra_pll_x, .value = 8}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_sclk[] = { - { .input = &tegra_clk_m, .value = 0}, - { .input = &tegra_pll_c_out1, .value = 1}, - { .input = &tegra_pll_p_out4, .value = 2}, - { .input = &tegra_pll_p_out3, .value = 3}, - { .input = &tegra_pll_p_out2, .value = 4}, - { .input = &tegra_clk_d, .value = 5}, - { .input = &tegra_clk_32k, .value = 6}, - { .input = &tegra_pll_m_out1, .value = 7}, - { NULL, 0}, -}; - -static struct clk tegra_clk_cclk = { - .name = "cclk", - .inputs = mux_cclk, - .reg = 0x20, - .ops = &tegra_super_ops, - .max_rate = 1000000000, -}; - -static struct clk tegra_clk_sclk = { - .name = "sclk", - .inputs = mux_sclk, - .reg = 0x28, - .ops = &tegra_super_ops, - .max_rate = 240000000, - .min_rate = 120000000, -}; - -static struct clk tegra_clk_virtual_cpu = { - .name = "cpu", - .parent = &tegra_clk_cclk, - .ops = &tegra_cpu_ops, - .max_rate = 1000000000, - .u.cpu = { - .main = &tegra_pll_x, - .backup = &tegra_pll_p, - }, -}; - -static struct clk tegra_clk_cop = { - .name = "cop", - .parent = &tegra_clk_sclk, - .ops = &tegra_cop_ops, - .max_rate = 240000000, -}; - -static struct clk tegra_clk_hclk = { - .name = "hclk", - .flags = DIV_BUS, - .parent = &tegra_clk_sclk, - .reg = 0x30, - .reg_shift = 4, - .ops = &tegra_bus_ops, - .max_rate = 240000000, -}; - -static struct clk tegra_clk_pclk = { - .name = "pclk", - .flags = DIV_BUS, - .parent = &tegra_clk_hclk, - .reg = 0x30, - .reg_shift = 0, - .ops = &tegra_bus_ops, - .max_rate = 120000000, -}; - -static struct clk tegra_clk_blink = { - .name = "blink", - .parent = &tegra_clk_32k, - .reg = 0x40, - .ops = &tegra_blink_clk_ops, - .max_rate = 32768, -}; - -static struct clk_mux_sel mux_pllm_pllc_pllp_plla[] = { - { .input = &tegra_pll_m, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_pll_p, .value = 2}, - { .input = &tegra_pll_a_out0, .value = 3}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllm_pllc_pllp_clkm[] = { - { .input = &tegra_pll_m, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_pll_p, .value = 2}, - { .input = &tegra_clk_m, .value = 3}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_pllm_clkm[] = { - { .input = &tegra_pll_p, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_pll_m, .value = 2}, - { .input = &tegra_clk_m, .value = 3}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllaout0_audio2x_pllp_clkm[] = { - {.input = &tegra_pll_a_out0, .value = 0}, - {.input = &tegra_clk_audio_2x, .value = 1}, - {.input = &tegra_pll_p, .value = 2}, - {.input = &tegra_clk_m, .value = 3}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllp_plld_pllc_clkm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_d_out0, .value = 1}, - {.input = &tegra_pll_c, .value = 2}, - {.input = &tegra_clk_m, .value = 3}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_audio_clkm_clk32[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_c, .value = 1}, - {.input = &tegra_clk_audio, .value = 2}, - {.input = &tegra_clk_m, .value = 3}, - {.input = &tegra_clk_32k, .value = 4}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_pllm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_c, .value = 1}, - {.input = &tegra_pll_m, .value = 2}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_clk_m[] = { - { .input = &tegra_clk_m, .value = 0}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pllp_out3[] = { - { .input = &tegra_pll_p_out3, .value = 0}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_plld[] = { - { .input = &tegra_pll_d, .value = 0}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_clk_32k[] = { - { .input = &tegra_clk_32k, .value = 0}, - { NULL, 0}, -}; - -static struct clk_mux_sel mux_pclk[] = { - { .input = &tegra_clk_pclk, .value = 0}, - { NULL, 0}, -}; - -static struct clk tegra_clk_emc = { - .name = "emc", - .ops = &tegra_emc_clk_ops, - .reg = 0x19c, - .max_rate = 800000000, - .inputs = mux_pllm_pllc_pllp_clkm, - .flags = MUX | DIV_U71 | PERIPH_EMC_ENB, - .u.periph = { - .clk_num = 57, - }, -}; - -#define PERIPH_CLK(_name, _dev, _con, _clk_num, _reg, _max, _inputs, _flags) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - .ops = &tegra_periph_clk_ops, \ - .reg = _reg, \ - .inputs = _inputs, \ - .flags = _flags, \ - .max_rate = _max, \ - .u.periph = { \ - .clk_num = _clk_num, \ - }, \ - } - -#define SHARED_CLK(_name, _dev, _con, _parent) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - .ops = &tegra_clk_shared_bus_ops, \ - .parent = _parent, \ - } - -static struct clk tegra_list_clks[] = { - PERIPH_CLK("apbdma", "tegra-apbdma", NULL, 34, 0, 108000000, mux_pclk, 0), - PERIPH_CLK("rtc", "rtc-tegra", NULL, 4, 0, 32768, mux_clk_32k, PERIPH_NO_RESET), - PERIPH_CLK("timer", "timer", NULL, 5, 0, 26000000, mux_clk_m, 0), - PERIPH_CLK("i2s1", "tegra20-i2s.0", NULL, 11, 0x100, 26000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("i2s2", "tegra20-i2s.1", NULL, 18, 0x104, 26000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("spdif_out", "spdif_out", NULL, 10, 0x108, 100000000, mux_pllaout0_audio2x_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("spdif_in", "spdif_in", NULL, 10, 0x10c, 100000000, mux_pllp_pllc_pllm, MUX | DIV_U71), - PERIPH_CLK("pwm", "tegra-pwm", NULL, 17, 0x110, 432000000, mux_pllp_pllc_audio_clkm_clk32, MUX | DIV_U71 | MUX_PWM), - PERIPH_CLK("spi", "spi", NULL, 43, 0x114, 40000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("xio", "xio", NULL, 45, 0x120, 150000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("twc", "twc", NULL, 16, 0x12c, 150000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sbc1", "spi_tegra.0", NULL, 41, 0x134, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sbc2", "spi_tegra.1", NULL, 44, 0x118, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sbc3", "spi_tegra.2", NULL, 46, 0x11c, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sbc4", "spi_tegra.3", NULL, 68, 0x1b4, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("ide", "ide", NULL, 25, 0x144, 100000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("ndflash", "tegra_nand", NULL, 13, 0x160, 164000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("vfir", "vfir", NULL, 7, 0x168, 72000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sdmmc1", "sdhci-tegra.0", NULL, 14, 0x150, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc2", "sdhci-tegra.1", NULL, 9, 0x154, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc3", "sdhci-tegra.2", NULL, 69, 0x1bc, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc4", "sdhci-tegra.3", NULL, 15, 0x164, 52000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("vcp", "tegra-avp", "vcp", 29, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("bsea", "tegra-avp", "bsea", 62, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("bsev", "tegra-aes", "bsev", 63, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("vde", "tegra-avp", "vde", 61, 0x1c8, 250000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("csite", "csite", NULL, 73, 0x1d4, 144000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* max rate ??? */ - /* FIXME: what is la? */ - PERIPH_CLK("la", "la", NULL, 76, 0x1f8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("owr", "tegra_w1", NULL, 71, 0x1cc, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("nor", "nor", NULL, 42, 0x1d0, 92000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("mipi", "mipi", NULL, 50, 0x174, 60000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("i2c1", "tegra-i2c.0", NULL, 12, 0x124, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16), - PERIPH_CLK("i2c2", "tegra-i2c.1", NULL, 54, 0x198, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16), - PERIPH_CLK("i2c3", "tegra-i2c.2", NULL, 67, 0x1b8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16), - PERIPH_CLK("dvc", "tegra-i2c.3", NULL, 47, 0x128, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U16), - PERIPH_CLK("i2c1_i2c", "tegra-i2c.0", "i2c", 0, 0, 72000000, mux_pllp_out3, 0), - PERIPH_CLK("i2c2_i2c", "tegra-i2c.1", "i2c", 0, 0, 72000000, mux_pllp_out3, 0), - PERIPH_CLK("i2c3_i2c", "tegra-i2c.2", "i2c", 0, 0, 72000000, mux_pllp_out3, 0), - PERIPH_CLK("dvc_i2c", "tegra-i2c.3", "i2c", 0, 0, 72000000, mux_pllp_out3, 0), - PERIPH_CLK("uarta", "tegra-uart.0", NULL, 6, 0x178, 600000000, mux_pllp_pllc_pllm_clkm, MUX), - PERIPH_CLK("uartb", "tegra-uart.1", NULL, 7, 0x17c, 600000000, mux_pllp_pllc_pllm_clkm, MUX), - PERIPH_CLK("uartc", "tegra-uart.2", NULL, 55, 0x1a0, 600000000, mux_pllp_pllc_pllm_clkm, MUX), - PERIPH_CLK("uartd", "tegra-uart.3", NULL, 65, 0x1c0, 600000000, mux_pllp_pllc_pllm_clkm, MUX), - PERIPH_CLK("uarte", "tegra-uart.4", NULL, 66, 0x1c4, 600000000, mux_pllp_pllc_pllm_clkm, MUX), - PERIPH_CLK("3d", "3d", NULL, 24, 0x158, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_MANUAL_RESET), /* scales with voltage and process_id */ - PERIPH_CLK("2d", "2d", NULL, 21, 0x15c, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("vi", "tegra_camera", "vi", 20, 0x148, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("vi_sensor", "tegra_camera", "vi_sensor", 20, 0x1a8, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_NO_RESET), /* scales with voltage and process_id */ - PERIPH_CLK("epp", "epp", NULL, 19, 0x16c, 300000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("mpe", "mpe", NULL, 60, 0x170, 250000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("host1x", "host1x", NULL, 28, 0x180, 166000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71), /* scales with voltage and process_id */ - PERIPH_CLK("cve", "cve", NULL, 49, 0x140, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("tvo", "tvo", NULL, 49, 0x188, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("hdmi", "hdmi", NULL, 51, 0x18c, 600000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("tvdac", "tvdac", NULL, 53, 0x194, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("disp1", "tegradc.0", NULL, 27, 0x138, 600000000, mux_pllp_plld_pllc_clkm, MUX), /* scales with voltage and process_id */ - PERIPH_CLK("disp2", "tegradc.1", NULL, 26, 0x13c, 600000000, mux_pllp_plld_pllc_clkm, MUX), /* scales with voltage and process_id */ - PERIPH_CLK("usbd", "fsl-tegra-udc", NULL, 22, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("usb2", "tegra-ehci.1", NULL, 58, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("usb3", "tegra-ehci.2", NULL, 59, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("dsi", "dsi", NULL, 48, 0, 500000000, mux_plld, 0), /* scales with voltage */ - PERIPH_CLK("csi", "tegra_camera", "csi", 52, 0, 72000000, mux_pllp_out3, 0), - PERIPH_CLK("isp", "tegra_camera", "isp", 23, 0, 150000000, mux_clk_m, 0), /* same frequency as VI */ - PERIPH_CLK("csus", "tegra_camera", "csus", 92, 0, 150000000, mux_clk_m, PERIPH_NO_RESET), - PERIPH_CLK("pex", NULL, "pex", 70, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET), - PERIPH_CLK("afi", NULL, "afi", 72, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET), - PERIPH_CLK("pcie_xclk", NULL, "pcie_xclk", 74, 0, 26000000, mux_clk_m, PERIPH_MANUAL_RESET), - - SHARED_CLK("avp.sclk", "tegra-avp", "sclk", &tegra_clk_sclk), - SHARED_CLK("avp.emc", "tegra-avp", "emc", &tegra_clk_emc), - SHARED_CLK("cpu.emc", "cpu", "emc", &tegra_clk_emc), - SHARED_CLK("disp1.emc", "tegradc.0", "emc", &tegra_clk_emc), - SHARED_CLK("disp2.emc", "tegradc.1", "emc", &tegra_clk_emc), - SHARED_CLK("hdmi.emc", "hdmi", "emc", &tegra_clk_emc), - SHARED_CLK("host.emc", "tegra_grhost", "emc", &tegra_clk_emc), - SHARED_CLK("usbd.emc", "fsl-tegra-udc", "emc", &tegra_clk_emc), - SHARED_CLK("usb1.emc", "tegra-ehci.0", "emc", &tegra_clk_emc), - SHARED_CLK("usb2.emc", "tegra-ehci.1", "emc", &tegra_clk_emc), - SHARED_CLK("usb3.emc", "tegra-ehci.2", "emc", &tegra_clk_emc), -}; - -#define CLK_DUPLICATE(_name, _dev, _con) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - } - -/* Some clocks may be used by different drivers depending on the board - * configuration. List those here to register them twice in the clock lookup - * table under two names. - */ -static struct clk_duplicate tegra_clk_duplicates[] = { - CLK_DUPLICATE("uarta", "serial8250.0", NULL), - CLK_DUPLICATE("uartb", "serial8250.1", NULL), - CLK_DUPLICATE("uartc", "serial8250.2", NULL), - CLK_DUPLICATE("uartd", "serial8250.3", NULL), - CLK_DUPLICATE("uarte", "serial8250.4", NULL), - CLK_DUPLICATE("usbd", "utmip-pad", NULL), - CLK_DUPLICATE("usbd", "tegra-ehci.0", NULL), - CLK_DUPLICATE("usbd", "tegra-otg", NULL), - CLK_DUPLICATE("hdmi", "tegradc.0", "hdmi"), - CLK_DUPLICATE("hdmi", "tegradc.1", "hdmi"), - CLK_DUPLICATE("host1x", "tegra_grhost", "host1x"), - CLK_DUPLICATE("2d", "tegra_grhost", "gr2d"), - CLK_DUPLICATE("3d", "tegra_grhost", "gr3d"), - CLK_DUPLICATE("epp", "tegra_grhost", "epp"), - CLK_DUPLICATE("mpe", "tegra_grhost", "mpe"), - CLK_DUPLICATE("cop", "tegra-avp", "cop"), - CLK_DUPLICATE("vde", "tegra-aes", "vde"), -}; - -#define CLK(dev, con, ck) \ - { \ - .dev_id = dev, \ - .con_id = con, \ - .clk = ck, \ - } - -static struct clk *tegra_ptr_clks[] = { - &tegra_clk_32k, - &tegra_pll_s, - &tegra_clk_m, - &tegra_pll_m, - &tegra_pll_m_out1, - &tegra_pll_c, - &tegra_pll_c_out1, - &tegra_pll_p, - &tegra_pll_p_out1, - &tegra_pll_p_out2, - &tegra_pll_p_out3, - &tegra_pll_p_out4, - &tegra_pll_a, - &tegra_pll_a_out0, - &tegra_pll_d, - &tegra_pll_d_out0, - &tegra_pll_u, - &tegra_pll_x, - &tegra_pll_e, - &tegra_clk_cclk, - &tegra_clk_sclk, - &tegra_clk_hclk, - &tegra_clk_pclk, - &tegra_clk_d, - &tegra_clk_cdev1, - &tegra_clk_cdev2, - &tegra_clk_virtual_cpu, - &tegra_clk_blink, - &tegra_clk_cop, - &tegra_clk_emc, -}; - -static void tegra2_init_one_clock(struct clk *c) -{ - clk_init(c); - INIT_LIST_HEAD(&c->shared_bus_list); - if (!c->lookup.dev_id && !c->lookup.con_id) - c->lookup.con_id = c->name; - c->lookup.clk = c; - clkdev_add(&c->lookup); -} - -void __init tegra2_init_clocks(void) -{ - int i; - struct clk *c; - - for (i = 0; i < ARRAY_SIZE(tegra_ptr_clks); i++) - tegra2_init_one_clock(tegra_ptr_clks[i]); - - for (i = 0; i < ARRAY_SIZE(tegra_list_clks); i++) - tegra2_init_one_clock(&tegra_list_clks[i]); - - for (i = 0; i < ARRAY_SIZE(tegra_clk_duplicates); i++) { - c = tegra_get_clock_by_name(tegra_clk_duplicates[i].name); - if (!c) { - pr_err("%s: Unknown duplicate clock %s\n", __func__, - tegra_clk_duplicates[i].name); - continue; - } - - tegra_clk_duplicates[i].lookup.clk = c; - clkdev_add(&tegra_clk_duplicates[i].lookup); - } - - init_audio_sync_clock_mux(); -} - -#ifdef CONFIG_PM -static u32 clk_rst_suspend[RST_DEVICES_NUM + CLK_OUT_ENB_NUM + - PERIPH_CLK_SOURCE_NUM + 22]; - -void tegra_clk_suspend(void) -{ - unsigned long off, i; - u32 *ctx = clk_rst_suspend; - - *ctx++ = clk_readl(OSC_CTRL) & OSC_CTRL_MASK; - *ctx++ = clk_readl(tegra_pll_c.reg + PLL_BASE); - *ctx++ = clk_readl(tegra_pll_c.reg + PLL_MISC(&tegra_pll_c)); - *ctx++ = clk_readl(tegra_pll_a.reg + PLL_BASE); - *ctx++ = clk_readl(tegra_pll_a.reg + PLL_MISC(&tegra_pll_a)); - *ctx++ = clk_readl(tegra_pll_s.reg + PLL_BASE); - *ctx++ = clk_readl(tegra_pll_s.reg + PLL_MISC(&tegra_pll_s)); - *ctx++ = clk_readl(tegra_pll_d.reg + PLL_BASE); - *ctx++ = clk_readl(tegra_pll_d.reg + PLL_MISC(&tegra_pll_d)); - *ctx++ = clk_readl(tegra_pll_u.reg + PLL_BASE); - *ctx++ = clk_readl(tegra_pll_u.reg + PLL_MISC(&tegra_pll_u)); - - *ctx++ = clk_readl(tegra_pll_m_out1.reg); - *ctx++ = clk_readl(tegra_pll_a_out0.reg); - *ctx++ = clk_readl(tegra_pll_c_out1.reg); - - *ctx++ = clk_readl(tegra_clk_cclk.reg); - *ctx++ = clk_readl(tegra_clk_cclk.reg + SUPER_CLK_DIVIDER); - - *ctx++ = clk_readl(tegra_clk_sclk.reg); - *ctx++ = clk_readl(tegra_clk_sclk.reg + SUPER_CLK_DIVIDER); - *ctx++ = clk_readl(tegra_clk_pclk.reg); - - *ctx++ = clk_readl(tegra_clk_audio.reg); - - for (off = PERIPH_CLK_SOURCE_I2S1; off <= PERIPH_CLK_SOURCE_OSC; - off += 4) { - if (off == PERIPH_CLK_SOURCE_EMC) - continue; - *ctx++ = clk_readl(off); - } - - off = RST_DEVICES; - for (i = 0; i < RST_DEVICES_NUM; i++, off += 4) - *ctx++ = clk_readl(off); - - off = CLK_OUT_ENB; - for (i = 0; i < CLK_OUT_ENB_NUM; i++, off += 4) - *ctx++ = clk_readl(off); - - *ctx++ = clk_readl(MISC_CLK_ENB); - *ctx++ = clk_readl(CLK_MASK_ARM); - - BUG_ON(ctx - clk_rst_suspend != ARRAY_SIZE(clk_rst_suspend)); -} - -void tegra_clk_resume(void) -{ - unsigned long off, i; - const u32 *ctx = clk_rst_suspend; - u32 val; - - val = clk_readl(OSC_CTRL) & ~OSC_CTRL_MASK; - val |= *ctx++; - clk_writel(val, OSC_CTRL); - - clk_writel(*ctx++, tegra_pll_c.reg + PLL_BASE); - clk_writel(*ctx++, tegra_pll_c.reg + PLL_MISC(&tegra_pll_c)); - clk_writel(*ctx++, tegra_pll_a.reg + PLL_BASE); - clk_writel(*ctx++, tegra_pll_a.reg + PLL_MISC(&tegra_pll_a)); - clk_writel(*ctx++, tegra_pll_s.reg + PLL_BASE); - clk_writel(*ctx++, tegra_pll_s.reg + PLL_MISC(&tegra_pll_s)); - clk_writel(*ctx++, tegra_pll_d.reg + PLL_BASE); - clk_writel(*ctx++, tegra_pll_d.reg + PLL_MISC(&tegra_pll_d)); - clk_writel(*ctx++, tegra_pll_u.reg + PLL_BASE); - clk_writel(*ctx++, tegra_pll_u.reg + PLL_MISC(&tegra_pll_u)); - udelay(1000); - - clk_writel(*ctx++, tegra_pll_m_out1.reg); - clk_writel(*ctx++, tegra_pll_a_out0.reg); - clk_writel(*ctx++, tegra_pll_c_out1.reg); - - clk_writel(*ctx++, tegra_clk_cclk.reg); - clk_writel(*ctx++, tegra_clk_cclk.reg + SUPER_CLK_DIVIDER); - - clk_writel(*ctx++, tegra_clk_sclk.reg); - clk_writel(*ctx++, tegra_clk_sclk.reg + SUPER_CLK_DIVIDER); - clk_writel(*ctx++, tegra_clk_pclk.reg); - - clk_writel(*ctx++, tegra_clk_audio.reg); - - /* enable all clocks before configuring clock sources */ - clk_writel(0xbffffff9ul, CLK_OUT_ENB); - clk_writel(0xfefffff7ul, CLK_OUT_ENB + 4); - clk_writel(0x77f01bfful, CLK_OUT_ENB + 8); - wmb(); - - for (off = PERIPH_CLK_SOURCE_I2S1; off <= PERIPH_CLK_SOURCE_OSC; - off += 4) { - if (off == PERIPH_CLK_SOURCE_EMC) - continue; - clk_writel(*ctx++, off); - } - wmb(); - - off = RST_DEVICES; - for (i = 0; i < RST_DEVICES_NUM; i++, off += 4) - clk_writel(*ctx++, off); - wmb(); - - off = CLK_OUT_ENB; - for (i = 0; i < CLK_OUT_ENB_NUM; i++, off += 4) - clk_writel(*ctx++, off); - wmb(); - - clk_writel(*ctx++, MISC_CLK_ENB); - clk_writel(*ctx++, CLK_MASK_ARM); -} -#endif diff --git a/arch/arm/mach-tegra/tegra30_clocks.c b/arch/arm/mach-tegra/tegra30_clocks.c index 6674f100e16..63615dadfbb 100644 --- a/arch/arm/mach-tegra/tegra30_clocks.c +++ b/arch/arm/mach-tegra/tegra30_clocks.c @@ -1,7 +1,7 @@ /* * arch/arm/mach-tegra/tegra30_clocks.c * - * Copyright (c) 2010-2011 NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2010-2012 NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -365,30 +365,32 @@ static void __iomem *misc_gp_hidrev_base = IO_ADDRESS(TEGRA_APB_MISC_BASE); static int tegra_periph_clk_enable_refcount[CLK_OUT_ENB_NUM * 32]; #define clk_writel(value, reg) \ - __raw_writel(value, (u32)reg_clk_base + (reg)) + __raw_writel(value, reg_clk_base + (reg)) #define clk_readl(reg) \ - __raw_readl((u32)reg_clk_base + (reg)) + __raw_readl(reg_clk_base + (reg)) #define pmc_writel(value, reg) \ - __raw_writel(value, (u32)reg_pmc_base + (reg)) + __raw_writel(value, reg_pmc_base + (reg)) #define pmc_readl(reg) \ - __raw_readl((u32)reg_pmc_base + (reg)) + __raw_readl(reg_pmc_base + (reg)) #define chipid_readl() \ - __raw_readl((u32)misc_gp_hidrev_base + MISC_GP_HIDREV) + __raw_readl(misc_gp_hidrev_base + MISC_GP_HIDREV) #define clk_writel_delay(value, reg) \ do { \ - __raw_writel((value), (u32)reg_clk_base + (reg)); \ + __raw_writel((value), reg_clk_base + (reg)); \ udelay(2); \ } while (0) - -static inline int clk_set_div(struct clk *c, u32 n) +static inline int clk_set_div(struct clk_tegra *c, u32 n) { - return clk_set_rate(c, (clk_get_rate(c->parent) + n-1) / n); + struct clk *clk = c->hw.clk; + + return clk_set_rate(clk, + (__clk_get_rate(__clk_get_parent(clk)) + n - 1) / n); } static inline u32 periph_clk_to_reg( - struct clk *c, u32 reg_L, u32 reg_V, int offs) + struct clk_tegra *c, u32 reg_L, u32 reg_V, int offs) { u32 reg = c->u.periph.clk_num / 32; BUG_ON(reg >= RST_DEVICES_NUM); @@ -470,15 +472,32 @@ static int clk_div16_get_divider(unsigned long parent_rate, unsigned long rate) return divider_u16 - 1; } +static unsigned long tegra30_clk_fixed_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + return to_clk_tegra(hw)->fixed_rate; +} + +struct clk_ops tegra30_clk_32k_ops = { + .recalc_rate = tegra30_clk_fixed_recalc_rate, +}; + /* clk_m functions */ -static unsigned long tegra30_clk_m_autodetect_rate(struct clk *c) +static unsigned long tegra30_clk_m_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + if (!to_clk_tegra(hw)->fixed_rate) + to_clk_tegra(hw)->fixed_rate = clk_measure_input_freq(); + return to_clk_tegra(hw)->fixed_rate; +} + +static void tegra30_clk_m_init(struct clk_hw *hw) { u32 osc_ctrl = clk_readl(OSC_CTRL); u32 auto_clock_control = osc_ctrl & ~OSC_CTRL_OSC_FREQ_MASK; u32 pll_ref_div = osc_ctrl & OSC_CTRL_PLL_REF_DIV_MASK; - c->rate = clk_measure_input_freq(); - switch (c->rate) { + switch (to_clk_tegra(hw)->fixed_rate) { case 12000000: auto_clock_control |= OSC_CTRL_OSC_FREQ_12MHZ; BUG_ON(pll_ref_div != OSC_CTRL_PLL_REF_DIV_1); @@ -508,46 +527,44 @@ static unsigned long tegra30_clk_m_autodetect_rate(struct clk *c) BUG_ON(pll_ref_div != OSC_CTRL_PLL_REF_DIV_4); break; default: - pr_err("%s: Unexpected clock rate %ld", __func__, c->rate); + pr_err("%s: Unexpected clock rate %ld", __func__, + to_clk_tegra(hw)->fixed_rate); BUG(); } clk_writel(auto_clock_control, OSC_CTRL); - return c->rate; } -static void tegra30_clk_m_init(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - tegra30_clk_m_autodetect_rate(c); -} +struct clk_ops tegra30_clk_m_ops = { + .init = tegra30_clk_m_init, + .recalc_rate = tegra30_clk_m_recalc_rate, +}; -static int tegra30_clk_m_enable(struct clk *c) +static unsigned long tegra30_clk_m_div_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) { - pr_debug("%s on clock %s\n", __func__, c->name); - return 0; -} + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; -static void tegra30_clk_m_disable(struct clk *c) -{ - pr_debug("%s on clock %s\n", __func__, c->name); - WARN(1, "Attempting to disable main SoC clock\n"); -} + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } -static struct clk_ops tegra_clk_m_ops = { - .init = tegra30_clk_m_init, - .enable = tegra30_clk_m_enable, - .disable = tegra30_clk_m_disable, -}; + return rate; +} -static struct clk_ops tegra_clk_m_div_ops = { - .enable = tegra30_clk_m_enable, +struct clk_ops tegra_clk_m_div_ops = { + .recalc_rate = tegra30_clk_m_div_recalc_rate, }; /* PLL reference divider functions */ -static void tegra30_pll_ref_init(struct clk *c) +static unsigned long tegra30_pll_ref_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) { + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long rate = parent_rate; u32 pll_ref_div = clk_readl(OSC_CTRL) & OSC_CTRL_PLL_REF_DIV_MASK; - pr_debug("%s on clock %s\n", __func__, c->name); switch (pll_ref_div) { case OSC_CTRL_PLL_REF_DIV_1: @@ -564,13 +581,18 @@ static void tegra30_pll_ref_init(struct clk *c) BUG(); } c->mul = 1; - c->state = ON; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; } -static struct clk_ops tegra_pll_ref_ops = { - .init = tegra30_pll_ref_init, - .enable = tegra30_clk_m_enable, - .disable = tegra30_clk_m_disable, +struct clk_ops tegra_pll_ref_ops = { + .recalc_rate = tegra30_pll_ref_recalc_rate, }; /* super clock functions */ @@ -581,56 +603,50 @@ static struct clk_ops tegra_pll_ref_ops = { * only when its parent is a fixed rate PLL, since we can't change PLL rate * in this case. */ -static void tegra30_super_clk_init(struct clk *c) +static void tegra30_super_clk_init(struct clk_hw *hw) { - u32 val; - int source; - int shift; - const struct clk_mux_sel *sel; - val = clk_readl(c->reg + SUPER_CLK_MUX); - c->state = ON; - BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && - ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); - shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? - SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; - source = (val >> shift) & SUPER_SOURCE_MASK; - if (c->flags & DIV_2) - source |= val & SUPER_LP_DIV2_BYPASS; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->value == source) - break; - } - BUG_ON(sel->input == NULL); - c->parent = sel->input; + struct clk_tegra *c = to_clk_tegra(hw); + struct clk_tegra *p = + to_clk_tegra(__clk_get_hw(__clk_get_parent(hw->clk))); + c->state = ON; if (c->flags & DIV_U71) { /* Init safe 7.1 divider value (does not affect PLLX path) */ clk_writel(SUPER_CLOCK_DIV_U71_MIN << SUPER_CLOCK_DIV_U71_SHIFT, c->reg + SUPER_CLK_DIVIDER); c->mul = 2; c->div = 2; - if (!(c->parent->flags & PLLX)) + if (!(p->flags & PLLX)) c->div += SUPER_CLOCK_DIV_U71_MIN; } else clk_writel(0, c->reg + SUPER_CLK_DIVIDER); } -static int tegra30_super_clk_enable(struct clk *c) +static u8 tegra30_super_clk_get_parent(struct clk_hw *hw) { - return 0; -} + struct clk_tegra *c = to_clk_tegra(hw); + u32 val; + int source; + int shift; -static void tegra30_super_clk_disable(struct clk *c) -{ - /* since tegra 3 has 2 CPU super clocks - low power lp-mode clock and - geared up g-mode super clock - mode switch may request to disable - either of them; accept request with no affect on h/w */ + val = clk_readl(c->reg + SUPER_CLK_MUX); + BUG_ON(((val & SUPER_STATE_MASK) != SUPER_STATE_RUN) && + ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); + shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? + SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; + source = (val >> shift) & SUPER_SOURCE_MASK; + if (c->flags & DIV_2) + source |= val & SUPER_LP_DIV2_BYPASS; + + return source; } -static int tegra30_super_clk_set_parent(struct clk *c, struct clk *p) +static int tegra30_super_clk_set_parent(struct clk_hw *hw, u8 index) { + struct clk_tegra *c = to_clk_tegra(hw); + struct clk_tegra *p = + to_clk_tegra(__clk_get_hw(clk_get_parent(hw->clk))); u32 val; - const struct clk_mux_sel *sel; int shift; val = clk_readl(c->reg + SUPER_CLK_MUX); @@ -638,48 +654,36 @@ static int tegra30_super_clk_set_parent(struct clk *c, struct clk *p) ((val & SUPER_STATE_MASK) != SUPER_STATE_IDLE)); shift = ((val & SUPER_STATE_MASK) == SUPER_STATE_IDLE) ? SUPER_IDLE_SOURCE_SHIFT : SUPER_RUN_SOURCE_SHIFT; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - /* For LP mode super-clock switch between PLLX direct - and divided-by-2 outputs is allowed only when other - than PLLX clock source is current parent */ - if ((c->flags & DIV_2) && (p->flags & PLLX) && - ((sel->value ^ val) & SUPER_LP_DIV2_BYPASS)) { - if (c->parent->flags & PLLX) - return -EINVAL; - val ^= SUPER_LP_DIV2_BYPASS; - clk_writel_delay(val, c->reg); - } - val &= ~(SUPER_SOURCE_MASK << shift); - val |= (sel->value & SUPER_SOURCE_MASK) << shift; - - /* 7.1 divider for CPU super-clock does not affect - PLLX path */ - if (c->flags & DIV_U71) { - u32 div = 0; - if (!(p->flags & PLLX)) { - div = clk_readl(c->reg + - SUPER_CLK_DIVIDER); - div &= SUPER_CLOCK_DIV_U71_MASK; - div >>= SUPER_CLOCK_DIV_U71_SHIFT; - } - c->div = div + 2; - c->mul = 2; - } - if (c->refcnt) - clk_enable(p); - - clk_writel_delay(val, c->reg); - - if (c->refcnt && c->parent) - clk_disable(c->parent); + /* For LP mode super-clock switch between PLLX direct + and divided-by-2 outputs is allowed only when other + than PLLX clock source is current parent */ + if ((c->flags & DIV_2) && (p->flags & PLLX) && + ((index ^ val) & SUPER_LP_DIV2_BYPASS)) { + if (p->flags & PLLX) + return -EINVAL; + val ^= SUPER_LP_DIV2_BYPASS; + clk_writel_delay(val, c->reg); + } + val &= ~(SUPER_SOURCE_MASK << shift); + val |= (index & SUPER_SOURCE_MASK) << shift; - clk_reparent(c, p); - return 0; + /* 7.1 divider for CPU super-clock does not affect + PLLX path */ + if (c->flags & DIV_U71) { + u32 div = 0; + if (!(p->flags & PLLX)) { + div = clk_readl(c->reg + + SUPER_CLK_DIVIDER); + div &= SUPER_CLOCK_DIV_U71_MASK; + div >>= SUPER_CLOCK_DIV_U71_SHIFT; } + c->div = div + 2; + c->mul = 2; } - return -EINVAL; + clk_writel_delay(val, c->reg); + + return 0; } /* @@ -691,10 +695,15 @@ static int tegra30_super_clk_set_parent(struct clk *c, struct clk *p) * rate of this PLL can't be changed, and it has many other children. In * this case use 7.1 fractional divider to adjust the super clock rate. */ -static int tegra30_super_clk_set_rate(struct clk *c, unsigned long rate) +static int tegra30_super_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { - if ((c->flags & DIV_U71) && (c->parent->flags & PLL_FIXED)) { - int div = clk_div71_get_divider(c->parent->u.pll.fixed_rate, + struct clk_tegra *c = to_clk_tegra(hw); + struct clk *parent = __clk_get_parent(hw->clk); + struct clk_tegra *cparent = to_clk_tegra(__clk_get_hw(parent)); + + if ((c->flags & DIV_U71) && (cparent->flags & PLL_FIXED)) { + int div = clk_div71_get_divider(parent_rate, rate, c->flags, ROUND_DIVIDER_DOWN); div = max(div, SUPER_CLOCK_DIV_U71_MIN); @@ -704,55 +713,86 @@ static int tegra30_super_clk_set_rate(struct clk *c, unsigned long rate) c->mul = 2; return 0; } - return clk_set_rate(c->parent, rate); + return 0; +} + +static unsigned long tegra30_super_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +static long tegra30_super_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + struct clk *parent = __clk_get_parent(hw->clk); + struct clk_tegra *cparent = to_clk_tegra(__clk_get_hw(parent)); + int mul = 2; + int div; + + if ((c->flags & DIV_U71) && (cparent->flags & PLL_FIXED)) { + div = clk_div71_get_divider(*prate, + rate, c->flags, ROUND_DIVIDER_DOWN); + div = max(div, SUPER_CLOCK_DIV_U71_MIN) + 2; + rate = *prate * mul; + rate += div - 1; /* round up */ + do_div(rate, c->div); + + return rate; + } + return *prate; } -static struct clk_ops tegra_super_ops = { - .init = tegra30_super_clk_init, - .enable = tegra30_super_clk_enable, - .disable = tegra30_super_clk_disable, - .set_parent = tegra30_super_clk_set_parent, - .set_rate = tegra30_super_clk_set_rate, +struct clk_ops tegra30_super_ops = { + .init = tegra30_super_clk_init, + .set_parent = tegra30_super_clk_set_parent, + .get_parent = tegra30_super_clk_get_parent, + .recalc_rate = tegra30_super_clk_recalc_rate, + .round_rate = tegra30_super_clk_round_rate, + .set_rate = tegra30_super_clk_set_rate, }; -static int tegra30_twd_clk_set_rate(struct clk *c, unsigned long rate) +static unsigned long tegra30_twd_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) { - /* The input value 'rate' is the clock rate of the CPU complex. */ - c->rate = (rate * c->mul) / c->div; - return 0; + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; } -static struct clk_ops tegra30_twd_ops = { - .set_rate = tegra30_twd_clk_set_rate, +struct clk_ops tegra30_twd_ops = { + .recalc_rate = tegra30_twd_clk_recalc_rate, }; /* Blink output functions */ - -static void tegra30_blink_clk_init(struct clk *c) +static int tegra30_blink_clk_is_enabled(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; val = pmc_readl(PMC_CTRL); c->state = (val & PMC_CTRL_BLINK_ENB) ? ON : OFF; - c->mul = 1; - val = pmc_readl(c->reg); - - if (val & PMC_BLINK_TIMER_ENB) { - unsigned int on_off; - - on_off = (val >> PMC_BLINK_TIMER_DATA_ON_SHIFT) & - PMC_BLINK_TIMER_DATA_ON_MASK; - val >>= PMC_BLINK_TIMER_DATA_OFF_SHIFT; - val &= PMC_BLINK_TIMER_DATA_OFF_MASK; - on_off += val; - /* each tick in the blink timer is 4 32KHz clocks */ - c->div = on_off * 4; - } else { - c->div = 1; - } + return c->state; } -static int tegra30_blink_clk_enable(struct clk *c) +static int tegra30_blink_clk_enable(struct clk_hw *hw) { u32 val; @@ -765,7 +805,7 @@ static int tegra30_blink_clk_enable(struct clk *c) return 0; } -static void tegra30_blink_clk_disable(struct clk *c) +static void tegra30_blink_clk_disable(struct clk_hw *hw) { u32 val; @@ -776,9 +816,11 @@ static void tegra30_blink_clk_disable(struct clk *c) pmc_writel(val & ~PMC_DPD_PADS_ORIDE_BLINK_ENB, PMC_DPD_PADS_ORIDE); } -static int tegra30_blink_clk_set_rate(struct clk *c, unsigned long rate) +static int tegra30_blink_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { - unsigned long parent_rate = clk_get_rate(c->parent); + struct clk_tegra *c = to_clk_tegra(hw); + if (rate >= parent_rate) { c->div = 1; pmc_writel(0, c->reg); @@ -801,41 +843,77 @@ static int tegra30_blink_clk_set_rate(struct clk *c, unsigned long rate) return 0; } -static struct clk_ops tegra_blink_clk_ops = { - .init = &tegra30_blink_clk_init, - .enable = &tegra30_blink_clk_enable, - .disable = &tegra30_blink_clk_disable, - .set_rate = &tegra30_blink_clk_set_rate, -}; +static unsigned long tegra30_blink_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + u32 val; + u32 mul; + u32 div; + u32 on_off; -/* PLL Functions */ -static int tegra30_pll_clk_wait_for_lock(struct clk *c, u32 lock_reg, - u32 lock_bit) + mul = 1; + val = pmc_readl(c->reg); + + if (val & PMC_BLINK_TIMER_ENB) { + on_off = (val >> PMC_BLINK_TIMER_DATA_ON_SHIFT) & + PMC_BLINK_TIMER_DATA_ON_MASK; + val >>= PMC_BLINK_TIMER_DATA_OFF_SHIFT; + val &= PMC_BLINK_TIMER_DATA_OFF_MASK; + on_off += val; + /* each tick in the blink timer is 4 32KHz clocks */ + div = on_off * 4; + } else { + div = 1; + } + + if (mul != 0 && div != 0) { + rate *= mul; + rate += div - 1; /* round up */ + do_div(rate, div); + } + return rate; +} + +static long tegra30_blink_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) { -#if USE_PLL_LOCK_BITS - int i; - for (i = 0; i < c->u.pll.lock_delay; i++) { - if (clk_readl(lock_reg) & lock_bit) { - udelay(PLL_POST_LOCK_DELAY); - return 0; - } - udelay(2); /* timeout = 2 * lock time */ + int div; + int mul; + long round_rate = *prate; + + mul = 1; + + if (rate >= *prate) { + div = 1; + } else { + div = DIV_ROUND_UP(*prate / 8, rate); + div *= 8; } - pr_err("Timed out waiting for lock bit on pll %s", c->name); - return -1; -#endif - udelay(c->u.pll.lock_delay); - return 0; + round_rate *= mul; + round_rate += div - 1; + do_div(round_rate, div); + + return round_rate; } +struct clk_ops tegra30_blink_clk_ops = { + .is_enabled = tegra30_blink_clk_is_enabled, + .enable = tegra30_blink_clk_enable, + .disable = tegra30_blink_clk_disable, + .recalc_rate = tegra30_blink_clk_recalc_rate, + .round_rate = tegra30_blink_clk_round_rate, + .set_rate = tegra30_blink_clk_set_rate, +}; -static void tegra30_utmi_param_configure(struct clk *c) +static void tegra30_utmi_param_configure(struct clk_hw *hw) { + unsigned long main_rate = + __clk_get_rate(__clk_get_parent(__clk_get_parent(hw->clk))); u32 reg; int i; - unsigned long main_rate = - clk_get_rate(c->parent->parent); for (i = 0; i < ARRAY_SIZE(utmi_parameters); i++) { if (main_rate == utmi_parameters[i].osc_frequency) @@ -886,50 +964,52 @@ static void tegra30_utmi_param_configure(struct clk *c) clk_writel(reg, UTMIP_PLL_CFG1); } -static void tegra30_pll_clk_init(struct clk *c) +/* PLL Functions */ +static int tegra30_pll_clk_wait_for_lock(struct clk_tegra *c, u32 lock_reg, + u32 lock_bit) +{ + int ret = 0; + +#if USE_PLL_LOCK_BITS + int i; + for (i = 0; i < c->u.pll.lock_delay; i++) { + if (clk_readl(lock_reg) & lock_bit) { + udelay(PLL_POST_LOCK_DELAY); + return 0; + } + udelay(2); /* timeout = 2 * lock time */ + } + pr_err("Timed out waiting for lock bit on pll %s", + __clk_get_name(hw->clk)); + ret = -1; +#else + udelay(c->u.pll.lock_delay); +#endif + return ret; +} + +static int tegra30_pll_clk_is_enabled(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val = clk_readl(c->reg + PLL_BASE); c->state = (val & PLL_BASE_ENABLE) ? ON : OFF; + return c->state; +} - if (c->flags & PLL_FIXED && !(val & PLL_BASE_OVERRIDE)) { - const struct clk_pll_freq_table *sel; - unsigned long input_rate = clk_get_rate(c->parent); - for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { - if (sel->input_rate == input_rate && - sel->output_rate == c->u.pll.fixed_rate) { - c->mul = sel->n; - c->div = sel->m * sel->p; - return; - } - } - pr_err("Clock %s has unknown fixed frequency\n", c->name); - BUG(); - } else if (val & PLL_BASE_BYPASS) { - c->mul = 1; - c->div = 1; - } else { - c->mul = (val & PLL_BASE_DIVN_MASK) >> PLL_BASE_DIVN_SHIFT; - c->div = (val & PLL_BASE_DIVM_MASK) >> PLL_BASE_DIVM_SHIFT; - if (c->flags & PLLU) - c->div *= (val & PLLU_BASE_POST_DIV) ? 1 : 2; - else - c->div *= (0x1 << ((val & PLL_BASE_DIVP_MASK) >> - PLL_BASE_DIVP_SHIFT)); - if (c->flags & PLL_FIXED) { - unsigned long rate = clk_get_rate_locked(c); - BUG_ON(rate != c->u.pll.fixed_rate); - } - } +static void tegra30_pll_clk_init(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); if (c->flags & PLLU) - tegra30_utmi_param_configure(c); + tegra30_utmi_param_configure(hw); } -static int tegra30_pll_clk_enable(struct clk *c) +static int tegra30_pll_clk_enable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - pr_debug("%s on clock %s\n", __func__, c->name); + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); #if USE_PLL_LOCK_BITS val = clk_readl(c->reg + PLL_MISC(c)); @@ -952,10 +1032,11 @@ static int tegra30_pll_clk_enable(struct clk *c) return 0; } -static void tegra30_pll_clk_disable(struct clk *c) +static void tegra30_pll_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - pr_debug("%s on clock %s\n", __func__, c->name); + pr_debug("%s on clock %s\n", __func__, __clk_get_name(hw->clk)); val = clk_readl(c->reg); val &= ~(PLL_BASE_BYPASS | PLL_BASE_ENABLE); @@ -968,36 +1049,36 @@ static void tegra30_pll_clk_disable(struct clk *c) } } -static int tegra30_pll_clk_set_rate(struct clk *c, unsigned long rate) +static int tegra30_pll_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val, p_div, old_base; unsigned long input_rate; const struct clk_pll_freq_table *sel; struct clk_pll_freq_table cfg; - pr_debug("%s: %s %lu\n", __func__, c->name, rate); - if (c->flags & PLL_FIXED) { int ret = 0; if (rate != c->u.pll.fixed_rate) { pr_err("%s: Can not change %s fixed rate %lu to %lu\n", - __func__, c->name, c->u.pll.fixed_rate, rate); + __func__, __clk_get_name(hw->clk), + c->u.pll.fixed_rate, rate); ret = -EINVAL; } return ret; } if (c->flags & PLLM) { - if (rate != clk_get_rate_locked(c)) { + if (rate != __clk_get_rate(hw->clk)) { pr_err("%s: Can not change memory %s rate in flight\n", - __func__, c->name); + __func__, __clk_get_name(hw->clk)); return -EINVAL; } - return 0; } p_div = 0; - input_rate = clk_get_rate(c->parent); + input_rate = parent_rate; /* Check if the target rate is tabulated */ for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { @@ -1055,7 +1136,7 @@ static int tegra30_pll_clk_set_rate(struct clk *c, unsigned long rate) (p_div > (PLL_BASE_DIVP_MASK >> PLL_BASE_DIVP_SHIFT)) || (cfg.output_rate > c->u.pll.vco_max)) { pr_err("%s: Failed to set %s out-of-table rate %lu\n", - __func__, c->name, rate); + __func__, __clk_get_name(hw->clk), rate); return -EINVAL; } p_div <<= PLL_BASE_DIVP_SHIFT; @@ -1073,7 +1154,7 @@ static int tegra30_pll_clk_set_rate(struct clk *c, unsigned long rate) return 0; if (c->state == ON) { - tegra30_pll_clk_disable(c); + tegra30_pll_clk_disable(hw); val &= ~(PLL_BASE_BYPASS | PLL_BASE_ENABLE); } clk_writel(val, c->reg + PLL_BASE); @@ -1095,21 +1176,149 @@ static int tegra30_pll_clk_set_rate(struct clk *c, unsigned long rate) } if (c->state == ON) - tegra30_pll_clk_enable(c); + tegra30_pll_clk_enable(hw); + + c->u.pll.fixed_rate = rate; return 0; } -static struct clk_ops tegra_pll_ops = { - .init = tegra30_pll_clk_init, - .enable = tegra30_pll_clk_enable, - .disable = tegra30_pll_clk_disable, - .set_rate = tegra30_pll_clk_set_rate, +static long tegra30_pll_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long input_rate = *prate; + unsigned long output_rate = *prate; + const struct clk_pll_freq_table *sel; + struct clk_pll_freq_table cfg; + int mul; + int div; + u32 p_div; + u32 val; + + if (c->flags & PLL_FIXED) + return c->u.pll.fixed_rate; + + if (c->flags & PLLM) + return __clk_get_rate(hw->clk); + + p_div = 0; + /* Check if the target rate is tabulated */ + for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { + if (sel->input_rate == input_rate && sel->output_rate == rate) { + if (c->flags & PLLU) { + BUG_ON(sel->p < 1 || sel->p > 2); + if (sel->p == 1) + p_div = PLLU_BASE_POST_DIV; + } else { + BUG_ON(sel->p < 1); + for (val = sel->p; val > 1; val >>= 1) + p_div++; + p_div <<= PLL_BASE_DIVP_SHIFT; + } + break; + } + } + + if (sel->input_rate == 0) { + unsigned long cfreq; + BUG_ON(c->flags & PLLU); + sel = &cfg; + + switch (input_rate) { + case 12000000: + case 26000000: + cfreq = (rate <= 1000000 * 1000) ? 1000000 : 2000000; + break; + case 13000000: + cfreq = (rate <= 1000000 * 1000) ? 1000000 : 2600000; + break; + case 16800000: + case 19200000: + cfreq = (rate <= 1200000 * 1000) ? 1200000 : 2400000; + break; + default: + pr_err("%s: Unexpected reference rate %lu\n", + __func__, input_rate); + BUG(); + } + + /* Raise VCO to guarantee 0.5% accuracy */ + for (cfg.output_rate = rate; cfg.output_rate < 200 * cfreq; + cfg.output_rate <<= 1) + p_div++; + + cfg.p = 0x1 << p_div; + cfg.m = input_rate / cfreq; + cfg.n = cfg.output_rate / cfreq; + } + + mul = sel->n; + div = sel->m * sel->p; + + output_rate *= mul; + output_rate += div - 1; /* round up */ + do_div(output_rate, div); + + return output_rate; +} + +static unsigned long tegra30_pll_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + u32 val = clk_readl(c->reg + PLL_BASE); + + if (c->flags & PLL_FIXED && !(val & PLL_BASE_OVERRIDE)) { + const struct clk_pll_freq_table *sel; + for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { + if (sel->input_rate == parent_rate && + sel->output_rate == c->u.pll.fixed_rate) { + c->mul = sel->n; + c->div = sel->m * sel->p; + break; + } + } + pr_err("Clock %s has unknown fixed frequency\n", + __clk_get_name(hw->clk)); + BUG(); + } else if (val & PLL_BASE_BYPASS) { + c->mul = 1; + c->div = 1; + } else { + c->mul = (val & PLL_BASE_DIVN_MASK) >> PLL_BASE_DIVN_SHIFT; + c->div = (val & PLL_BASE_DIVM_MASK) >> PLL_BASE_DIVM_SHIFT; + if (c->flags & PLLU) + c->div *= (val & PLLU_BASE_POST_DIV) ? 1 : 2; + else + c->div *= (0x1 << ((val & PLL_BASE_DIVP_MASK) >> + PLL_BASE_DIVP_SHIFT)); + } + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +struct clk_ops tegra30_pll_ops = { + .is_enabled = tegra30_pll_clk_is_enabled, + .init = tegra30_pll_clk_init, + .enable = tegra30_pll_clk_enable, + .disable = tegra30_pll_clk_disable, + .recalc_rate = tegra30_pll_recalc_rate, + .round_rate = tegra30_pll_round_rate, + .set_rate = tegra30_pll_clk_set_rate, }; -static int -tegra30_plld_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) +int tegra30_plld_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val, mask, reg; switch (p) { @@ -1141,41 +1350,27 @@ tegra30_plld_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) return 0; } -static struct clk_ops tegra_plld_ops = { - .init = tegra30_pll_clk_init, - .enable = tegra30_pll_clk_enable, - .disable = tegra30_pll_clk_disable, - .set_rate = tegra30_pll_clk_set_rate, - .clk_cfg_ex = tegra30_plld_clk_cfg_ex, -}; - -static void tegra30_plle_clk_init(struct clk *c) +static int tegra30_plle_clk_is_enabled(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - val = clk_readl(PLLE_AUX); - c->parent = (val & PLLE_AUX_PLLP_SEL) ? - tegra_get_clock_by_name("pll_p") : - tegra_get_clock_by_name("pll_ref"); - val = clk_readl(c->reg + PLL_BASE); c->state = (val & PLLE_BASE_ENABLE) ? ON : OFF; - c->mul = (val & PLLE_BASE_DIVN_MASK) >> PLLE_BASE_DIVN_SHIFT; - c->div = (val & PLLE_BASE_DIVM_MASK) >> PLLE_BASE_DIVM_SHIFT; - c->div *= (val & PLLE_BASE_DIVP_MASK) >> PLLE_BASE_DIVP_SHIFT; + return c->state; } -static void tegra30_plle_clk_disable(struct clk *c) +static void tegra30_plle_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - pr_debug("%s on clock %s\n", __func__, c->name); val = clk_readl(c->reg + PLL_BASE); val &= ~(PLLE_BASE_CML_ENABLE | PLLE_BASE_ENABLE); clk_writel(val, c->reg + PLL_BASE); } -static void tegra30_plle_training(struct clk *c) +static void tegra30_plle_training(struct clk_tegra *c) { u32 val; @@ -1198,12 +1393,15 @@ static void tegra30_plle_training(struct clk *c) } while (!(val & PLLE_MISC_READY)); } -static int tegra30_plle_configure(struct clk *c, bool force_training) +static int tegra30_plle_configure(struct clk_hw *hw, bool force_training) { - u32 val; + struct clk_tegra *c = to_clk_tegra(hw); + struct clk *parent = __clk_get_parent(hw->clk); const struct clk_pll_freq_table *sel; + u32 val; + unsigned long rate = c->u.pll.fixed_rate; - unsigned long input_rate = clk_get_rate(c->parent); + unsigned long input_rate = __clk_get_rate(parent); for (sel = c->u.pll.freq_table; sel->input_rate != 0; sel++) { if (sel->input_rate == input_rate && sel->output_rate == rate) @@ -1214,7 +1412,7 @@ static int tegra30_plle_configure(struct clk *c, bool force_training) return -ENOSYS; /* disable PLLE, clear setup fiels */ - tegra30_plle_clk_disable(c); + tegra30_plle_clk_disable(hw); val = clk_readl(c->reg + PLL_MISC(c)); val &= ~(PLLE_MISC_LOCK_ENABLE | PLLE_MISC_SETUP_MASK); @@ -1252,52 +1450,64 @@ static int tegra30_plle_configure(struct clk *c, bool force_training) return 0; } -static int tegra30_plle_clk_enable(struct clk *c) +static int tegra30_plle_clk_enable(struct clk_hw *hw) { - pr_debug("%s on clock %s\n", __func__, c->name); - return tegra30_plle_configure(c, !c->set); + struct clk_tegra *c = to_clk_tegra(hw); + + return tegra30_plle_configure(hw, !c->set); } -static struct clk_ops tegra_plle_ops = { - .init = tegra30_plle_clk_init, - .enable = tegra30_plle_clk_enable, - .disable = tegra30_plle_clk_disable, +static unsigned long tegra30_plle_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long rate = parent_rate; + u32 val; + + val = clk_readl(c->reg + PLL_BASE); + c->mul = (val & PLLE_BASE_DIVN_MASK) >> PLLE_BASE_DIVN_SHIFT; + c->div = (val & PLLE_BASE_DIVM_MASK) >> PLLE_BASE_DIVM_SHIFT; + c->div *= (val & PLLE_BASE_DIVP_MASK) >> PLLE_BASE_DIVP_SHIFT; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + return rate; +} + +struct clk_ops tegra30_plle_ops = { + .is_enabled = tegra30_plle_clk_is_enabled, + .enable = tegra30_plle_clk_enable, + .disable = tegra30_plle_clk_disable, + .recalc_rate = tegra30_plle_clk_recalc_rate, }; /* Clock divider ops */ -static void tegra30_pll_div_clk_init(struct clk *c) +static int tegra30_pll_div_clk_is_enabled(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); + if (c->flags & DIV_U71) { - u32 divu71; u32 val = clk_readl(c->reg); val >>= c->reg_shift; c->state = (val & PLL_OUT_CLKEN) ? ON : OFF; if (!(val & PLL_OUT_RESET_DISABLE)) c->state = OFF; - - divu71 = (val & PLL_OUT_RATIO_MASK) >> PLL_OUT_RATIO_SHIFT; - c->div = (divu71 + 2); - c->mul = 2; - } else if (c->flags & DIV_2) { - c->state = ON; - if (c->flags & (PLLD | PLLX)) { - c->div = 2; - c->mul = 1; - } else - BUG(); } else { c->state = ON; - c->div = 1; - c->mul = 1; } + return c->state; } -static int tegra30_pll_div_clk_enable(struct clk *c) +static int tegra30_pll_div_clk_enable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; u32 new_val; - pr_debug("%s: %s\n", __func__, c->name); + pr_debug("%s: %s\n", __func__, __clk_get_name(hw->clk)); if (c->flags & DIV_U71) { val = clk_readl(c->reg); new_val = val >> c->reg_shift; @@ -1315,12 +1525,13 @@ static int tegra30_pll_div_clk_enable(struct clk *c) return -EINVAL; } -static void tegra30_pll_div_clk_disable(struct clk *c) +static void tegra30_pll_div_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; u32 new_val; - pr_debug("%s: %s\n", __func__, c->name); + pr_debug("%s: %s\n", __func__, __clk_get_name(hw->clk)); if (c->flags & DIV_U71) { val = clk_readl(c->reg); new_val = val >> c->reg_shift; @@ -1334,14 +1545,14 @@ static void tegra30_pll_div_clk_disable(struct clk *c) } } -static int tegra30_pll_div_clk_set_rate(struct clk *c, unsigned long rate) +static int tegra30_pll_div_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; u32 new_val; int divider_u71; - unsigned long parent_rate = clk_get_rate(c->parent); - pr_debug("%s: %s %lu\n", __func__, c->name, rate); if (c->flags & DIV_U71) { divider_u71 = clk_div71_get_divider( parent_rate, rate, c->flags, ROUND_DIVIDER_UP); @@ -1359,19 +1570,59 @@ static int tegra30_pll_div_clk_set_rate(struct clk *c, unsigned long rate) clk_writel_delay(val, c->reg); c->div = divider_u71 + 2; c->mul = 2; + c->fixed_rate = rate; return 0; } - } else if (c->flags & DIV_2) - return clk_set_rate(c->parent, rate * 2); + } else if (c->flags & DIV_2) { + c->fixed_rate = rate; + return 0; + } return -EINVAL; } -static long tegra30_pll_div_clk_round_rate(struct clk *c, unsigned long rate) +static unsigned long tegra30_pll_div_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + + if (c->flags & DIV_U71) { + u32 divu71; + u32 val = clk_readl(c->reg); + val >>= c->reg_shift; + + divu71 = (val & PLL_OUT_RATIO_MASK) >> PLL_OUT_RATIO_SHIFT; + c->div = (divu71 + 2); + c->mul = 2; + } else if (c->flags & DIV_2) { + if (c->flags & (PLLD | PLLX)) { + c->div = 2; + c->mul = 1; + } else + BUG(); + } else { + c->div = 1; + c->mul = 1; + } + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +static long tegra30_pll_div_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *prate) { + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long parent_rate = __clk_get_rate(__clk_get_parent(hw->clk)); int divider; - unsigned long parent_rate = clk_get_rate(c->parent); - pr_debug("%s: %s %lu\n", __func__, c->name, rate); + + if (prate) + parent_rate = *prate; if (c->flags & DIV_U71) { divider = clk_div71_get_divider( @@ -1379,23 +1630,25 @@ static long tegra30_pll_div_clk_round_rate(struct clk *c, unsigned long rate) if (divider < 0) return divider; return DIV_ROUND_UP(parent_rate * 2, divider + 2); - } else if (c->flags & DIV_2) - /* no rounding - fixed DIV_2 dividers pass rate to parent PLL */ + } else if (c->flags & DIV_2) { + *prate = rate * 2; return rate; + } return -EINVAL; } -static struct clk_ops tegra_pll_div_ops = { - .init = tegra30_pll_div_clk_init, - .enable = tegra30_pll_div_clk_enable, - .disable = tegra30_pll_div_clk_disable, - .set_rate = tegra30_pll_div_clk_set_rate, - .round_rate = tegra30_pll_div_clk_round_rate, +struct clk_ops tegra30_pll_div_ops = { + .is_enabled = tegra30_pll_div_clk_is_enabled, + .enable = tegra30_pll_div_clk_enable, + .disable = tegra30_pll_div_clk_disable, + .set_rate = tegra30_pll_div_clk_set_rate, + .recalc_rate = tegra30_pll_div_clk_recalc_rate, + .round_rate = tegra30_pll_div_clk_round_rate, }; /* Periph clk ops */ -static inline u32 periph_clk_source_mask(struct clk *c) +static inline u32 periph_clk_source_mask(struct clk_tegra *c) { if (c->flags & MUX8) return 7 << 29; @@ -1409,7 +1662,7 @@ static inline u32 periph_clk_source_mask(struct clk *c) return 3 << 30; } -static inline u32 periph_clk_source_shift(struct clk *c) +static inline u32 periph_clk_source_shift(struct clk_tegra *c) { if (c->flags & MUX8) return 29; @@ -1423,47 +1676,9 @@ static inline u32 periph_clk_source_shift(struct clk *c) return 30; } -static void tegra30_periph_clk_init(struct clk *c) +static int tegra30_periph_clk_is_enabled(struct clk_hw *hw) { - u32 val = clk_readl(c->reg); - const struct clk_mux_sel *mux = 0; - const struct clk_mux_sel *sel; - if (c->flags & MUX) { - for (sel = c->inputs; sel->input != NULL; sel++) { - if (((val & periph_clk_source_mask(c)) >> - periph_clk_source_shift(c)) == sel->value) - mux = sel; - } - BUG_ON(!mux); - - c->parent = mux->input; - } else { - c->parent = c->inputs[0].input; - } - - if (c->flags & DIV_U71) { - u32 divu71 = val & PERIPH_CLK_SOURCE_DIVU71_MASK; - if ((c->flags & DIV_U71_UART) && - (!(val & PERIPH_CLK_UART_DIV_ENB))) { - divu71 = 0; - } - if (c->flags & DIV_U71_IDLE) { - val &= ~(PERIPH_CLK_SOURCE_DIVU71_MASK << - PERIPH_CLK_SOURCE_DIVIDLE_SHIFT); - val |= (PERIPH_CLK_SOURCE_DIVIDLE_VAL << - PERIPH_CLK_SOURCE_DIVIDLE_SHIFT); - clk_writel(val, c->reg); - } - c->div = divu71 + 2; - c->mul = 2; - } else if (c->flags & DIV_U16) { - u32 divu16 = val & PERIPH_CLK_SOURCE_DIVU16_MASK; - c->div = divu16 + 1; - c->mul = 1; - } else { - c->div = 1; - c->mul = 1; - } + struct clk_tegra *c = to_clk_tegra(hw); c->state = ON; if (!(clk_readl(PERIPH_CLK_TO_ENB_REG(c)) & PERIPH_CLK_TO_BIT(c))) @@ -1471,11 +1686,12 @@ static void tegra30_periph_clk_init(struct clk *c) if (!(c->flags & PERIPH_NO_RESET)) if (clk_readl(PERIPH_CLK_TO_RST_REG(c)) & PERIPH_CLK_TO_BIT(c)) c->state = OFF; + return c->state; } -static int tegra30_periph_clk_enable(struct clk *c) +static int tegra30_periph_clk_enable(struct clk_hw *hw) { - pr_debug("%s on clock %s\n", __func__, c->name); + struct clk_tegra *c = to_clk_tegra(hw); tegra_periph_clk_enable_refcount[c->u.periph.clk_num]++; if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] > 1) @@ -1494,31 +1710,29 @@ static int tegra30_periph_clk_enable(struct clk *c) return 0; } -static void tegra30_periph_clk_disable(struct clk *c) +static void tegra30_periph_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); unsigned long val; - pr_debug("%s on clock %s\n", __func__, c->name); - if (c->refcnt) - tegra_periph_clk_enable_refcount[c->u.periph.clk_num]--; + tegra_periph_clk_enable_refcount[c->u.periph.clk_num]--; - if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] == 0) { - /* If peripheral is in the APB bus then read the APB bus to - * flush the write operation in apb bus. This will avoid the - * peripheral access after disabling clock*/ - if (c->flags & PERIPH_ON_APB) - val = chipid_readl(); + if (tegra_periph_clk_enable_refcount[c->u.periph.clk_num] > 0) + return; - clk_writel_delay( - PERIPH_CLK_TO_BIT(c), PERIPH_CLK_TO_ENB_CLR_REG(c)); - } + /* If peripheral is in the APB bus then read the APB bus to + * flush the write operation in apb bus. This will avoid the + * peripheral access after disabling clock*/ + if (c->flags & PERIPH_ON_APB) + val = chipid_readl(); + + clk_writel_delay(PERIPH_CLK_TO_BIT(c), PERIPH_CLK_TO_ENB_CLR_REG(c)); } -static void tegra30_periph_clk_reset(struct clk *c, bool assert) +void tegra30_periph_clk_reset(struct clk_hw *hw, bool assert) { + struct clk_tegra *c = to_clk_tegra(hw); unsigned long val; - pr_debug("%s %s on clock %s\n", __func__, - assert ? "assert" : "deassert", c->name); if (!(c->flags & PERIPH_NO_RESET)) { if (assert) { @@ -1537,42 +1751,40 @@ static void tegra30_periph_clk_reset(struct clk *c, bool assert) } } -static int tegra30_periph_clk_set_parent(struct clk *c, struct clk *p) +static int tegra30_periph_clk_set_parent(struct clk_hw *hw, u8 index) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - const struct clk_mux_sel *sel; - pr_debug("%s: %s %s\n", __func__, c->name, p->name); if (!(c->flags & MUX)) - return (p == c->parent) ? 0 : (-EINVAL); + return (index == 0) ? 0 : (-EINVAL); - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - val = clk_readl(c->reg); - val &= ~periph_clk_source_mask(c); - val |= (sel->value << periph_clk_source_shift(c)); - - if (c->refcnt) - clk_enable(p); - - clk_writel_delay(val, c->reg); + val = clk_readl(c->reg); + val &= ~periph_clk_source_mask(c); + val |= (index << periph_clk_source_shift(c)); + clk_writel_delay(val, c->reg); + return 0; +} - if (c->refcnt && c->parent) - clk_disable(c->parent); +static u8 tegra30_periph_clk_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + int source = (val & periph_clk_source_mask(c)) >> + periph_clk_source_shift(c); - clk_reparent(c, p); - return 0; - } - } + if (!(c->flags & MUX)) + return 0; - return -EINVAL; + return source; } -static int tegra30_periph_clk_set_rate(struct clk *c, unsigned long rate) +static int tegra30_periph_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; int divider; - unsigned long parent_rate = clk_get_rate(c->parent); if (c->flags & DIV_U71) { divider = clk_div71_get_divider( @@ -1611,12 +1823,15 @@ static int tegra30_periph_clk_set_rate(struct clk *c, unsigned long rate) return -EINVAL; } -static long tegra30_periph_clk_round_rate(struct clk *c, - unsigned long rate) +static long tegra30_periph_clk_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) { + struct clk_tegra *c = to_clk_tegra(hw); + unsigned long parent_rate = __clk_get_rate(__clk_get_parent(hw->clk)); int divider; - unsigned long parent_rate = clk_get_rate(c->parent); - pr_debug("%s: %s %lu\n", __func__, c->name, rate); + + if (prate) + parent_rate = *prate; if (c->flags & DIV_U71) { divider = clk_div71_get_divider( @@ -1634,21 +1849,85 @@ static long tegra30_periph_clk_round_rate(struct clk *c, return -EINVAL; } -static struct clk_ops tegra_periph_clk_ops = { - .init = &tegra30_periph_clk_init, +static unsigned long tegra30_periph_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; + u32 val = clk_readl(c->reg); + + if (c->flags & DIV_U71) { + u32 divu71 = val & PERIPH_CLK_SOURCE_DIVU71_MASK; + if ((c->flags & DIV_U71_UART) && + (!(val & PERIPH_CLK_UART_DIV_ENB))) { + divu71 = 0; + } + if (c->flags & DIV_U71_IDLE) { + val &= ~(PERIPH_CLK_SOURCE_DIVU71_MASK << + PERIPH_CLK_SOURCE_DIVIDLE_SHIFT); + val |= (PERIPH_CLK_SOURCE_DIVIDLE_VAL << + PERIPH_CLK_SOURCE_DIVIDLE_SHIFT); + clk_writel(val, c->reg); + } + c->div = divu71 + 2; + c->mul = 2; + } else if (c->flags & DIV_U16) { + u32 divu16 = val & PERIPH_CLK_SOURCE_DIVU16_MASK; + c->div = divu16 + 1; + c->mul = 1; + } else { + c->div = 1; + c->mul = 1; + } + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + return rate; +} + +struct clk_ops tegra30_periph_clk_ops = { + .is_enabled = tegra30_periph_clk_is_enabled, + .enable = tegra30_periph_clk_enable, + .disable = tegra30_periph_clk_disable, + .set_parent = tegra30_periph_clk_set_parent, + .get_parent = tegra30_periph_clk_get_parent, + .set_rate = tegra30_periph_clk_set_rate, + .round_rate = tegra30_periph_clk_round_rate, + .recalc_rate = tegra30_periph_clk_recalc_rate, +}; + +static int tegra30_dsib_clk_set_parent(struct clk_hw *hw, u8 index) +{ + struct clk *d = clk_get_sys(NULL, "pll_d"); + /* The DSIB parent selection bit is in PLLD base + register - can not do direct r-m-w, must be + protected by PLLD lock */ + tegra_clk_cfg_ex( + d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, index); + + return 0; +} + +struct clk_ops tegra30_dsib_clk_ops = { + .is_enabled = tegra30_periph_clk_is_enabled, .enable = &tegra30_periph_clk_enable, .disable = &tegra30_periph_clk_disable, - .set_parent = &tegra30_periph_clk_set_parent, + .set_parent = &tegra30_dsib_clk_set_parent, + .get_parent = &tegra30_periph_clk_get_parent, .set_rate = &tegra30_periph_clk_set_rate, .round_rate = &tegra30_periph_clk_round_rate, - .reset = &tegra30_periph_clk_reset, + .recalc_rate = &tegra30_periph_clk_recalc_rate, }; - /* Periph extended clock configuration ops */ -static int -tegra30_vi_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) +int tegra30_vi_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting) { + struct clk_tegra *c = to_clk_tegra(hw); + if (p == TEGRA_CLK_VI_INP_SEL) { u32 val = clk_readl(c->reg); val &= ~PERIPH_CLK_VI_SEL_EX_MASK; @@ -1660,20 +1939,11 @@ tegra30_vi_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) return -EINVAL; } -static struct clk_ops tegra_vi_clk_ops = { - .init = &tegra30_periph_clk_init, - .enable = &tegra30_periph_clk_enable, - .disable = &tegra30_periph_clk_disable, - .set_parent = &tegra30_periph_clk_set_parent, - .set_rate = &tegra30_periph_clk_set_rate, - .round_rate = &tegra30_periph_clk_round_rate, - .clk_cfg_ex = &tegra30_vi_clk_cfg_ex, - .reset = &tegra30_periph_clk_reset, -}; - -static int -tegra30_nand_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) +int tegra30_nand_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting) { + struct clk_tegra *c = to_clk_tegra(hw); + if (p == TEGRA_CLK_NAND_PAD_DIV2_ENB) { u32 val = clk_readl(c->reg); if (setting) @@ -1686,21 +1956,11 @@ tegra30_nand_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) return -EINVAL; } -static struct clk_ops tegra_nand_clk_ops = { - .init = &tegra30_periph_clk_init, - .enable = &tegra30_periph_clk_enable, - .disable = &tegra30_periph_clk_disable, - .set_parent = &tegra30_periph_clk_set_parent, - .set_rate = &tegra30_periph_clk_set_rate, - .round_rate = &tegra30_periph_clk_round_rate, - .clk_cfg_ex = &tegra30_nand_clk_cfg_ex, - .reset = &tegra30_periph_clk_reset, -}; - - -static int -tegra30_dtv_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) +int tegra30_dtv_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting) { + struct clk_tegra *c = to_clk_tegra(hw); + if (p == TEGRA_CLK_DTV_INVERT) { u32 val = clk_readl(c->reg); if (setting) @@ -1713,91 +1973,27 @@ tegra30_dtv_clk_cfg_ex(struct clk *c, enum tegra_clk_ex_param p, u32 setting) return -EINVAL; } -static struct clk_ops tegra_dtv_clk_ops = { - .init = &tegra30_periph_clk_init, - .enable = &tegra30_periph_clk_enable, - .disable = &tegra30_periph_clk_disable, - .set_parent = &tegra30_periph_clk_set_parent, - .set_rate = &tegra30_periph_clk_set_rate, - .round_rate = &tegra30_periph_clk_round_rate, - .clk_cfg_ex = &tegra30_dtv_clk_cfg_ex, - .reset = &tegra30_periph_clk_reset, -}; - -static int tegra30_dsib_clk_set_parent(struct clk *c, struct clk *p) -{ - const struct clk_mux_sel *sel; - struct clk *d = tegra_get_clock_by_name("pll_d"); - - pr_debug("%s: %s %s\n", __func__, c->name, p->name); - - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - if (c->refcnt) - clk_enable(p); - - /* The DSIB parent selection bit is in PLLD base - register - can not do direct r-m-w, must be - protected by PLLD lock */ - tegra_clk_cfg_ex( - d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, sel->value); - - if (c->refcnt && c->parent) - clk_disable(c->parent); - - clk_reparent(c, p); - return 0; - } - } - - return -EINVAL; -} - -static struct clk_ops tegra_dsib_clk_ops = { - .init = &tegra30_periph_clk_init, - .enable = &tegra30_periph_clk_enable, - .disable = &tegra30_periph_clk_disable, - .set_parent = &tegra30_dsib_clk_set_parent, - .set_rate = &tegra30_periph_clk_set_rate, - .round_rate = &tegra30_periph_clk_round_rate, - .reset = &tegra30_periph_clk_reset, -}; - -/* pciex clock support only reset function */ -static struct clk_ops tegra_pciex_clk_ops = { - .reset = tegra30_periph_clk_reset, -}; - /* Output clock ops */ static DEFINE_SPINLOCK(clk_out_lock); -static void tegra30_clk_out_init(struct clk *c) +static int tegra30_clk_out_is_enabled(struct clk_hw *hw) { - const struct clk_mux_sel *mux = 0; - const struct clk_mux_sel *sel; + struct clk_tegra *c = to_clk_tegra(hw); u32 val = pmc_readl(c->reg); c->state = (val & (0x1 << c->u.periph.clk_num)) ? ON : OFF; c->mul = 1; c->div = 1; - - for (sel = c->inputs; sel->input != NULL; sel++) { - if (((val & periph_clk_source_mask(c)) >> - periph_clk_source_shift(c)) == sel->value) - mux = sel; - } - BUG_ON(!mux); - c->parent = mux->input; + return c->state; } -static int tegra30_clk_out_enable(struct clk *c) +static int tegra30_clk_out_enable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; unsigned long flags; - pr_debug("%s on clock %s\n", __func__, c->name); - spin_lock_irqsave(&clk_out_lock, flags); val = pmc_readl(c->reg); val |= (0x1 << c->u.periph.clk_num); @@ -1807,13 +2003,12 @@ static int tegra30_clk_out_enable(struct clk *c) return 0; } -static void tegra30_clk_out_disable(struct clk *c) +static void tegra30_clk_out_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; unsigned long flags; - pr_debug("%s on clock %s\n", __func__, c->name); - spin_lock_irqsave(&clk_out_lock, flags); val = pmc_readl(c->reg); val &= ~(0x1 << c->u.periph.clk_num); @@ -1821,59 +2016,59 @@ static void tegra30_clk_out_disable(struct clk *c) spin_unlock_irqrestore(&clk_out_lock, flags); } -static int tegra30_clk_out_set_parent(struct clk *c, struct clk *p) +static int tegra30_clk_out_set_parent(struct clk_hw *hw, u8 index) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; unsigned long flags; - const struct clk_mux_sel *sel; - pr_debug("%s: %s %s\n", __func__, c->name, p->name); - - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - if (c->refcnt) - clk_enable(p); + spin_lock_irqsave(&clk_out_lock, flags); + val = pmc_readl(c->reg); + val &= ~periph_clk_source_mask(c); + val |= (index << periph_clk_source_shift(c)); + pmc_writel(val, c->reg); + spin_unlock_irqrestore(&clk_out_lock, flags); - spin_lock_irqsave(&clk_out_lock, flags); - val = pmc_readl(c->reg); - val &= ~periph_clk_source_mask(c); - val |= (sel->value << periph_clk_source_shift(c)); - pmc_writel(val, c->reg); - spin_unlock_irqrestore(&clk_out_lock, flags); + return 0; +} - if (c->refcnt && c->parent) - clk_disable(c->parent); +static u8 tegra30_clk_out_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = pmc_readl(c->reg); + int source; - clk_reparent(c, p); - return 0; - } - } - return -EINVAL; + source = (val & periph_clk_source_mask(c)) >> + periph_clk_source_shift(c); + return source; } -static struct clk_ops tegra_clk_out_ops = { - .init = &tegra30_clk_out_init, - .enable = &tegra30_clk_out_enable, - .disable = &tegra30_clk_out_disable, - .set_parent = &tegra30_clk_out_set_parent, +struct clk_ops tegra_clk_out_ops = { + .is_enabled = tegra30_clk_out_is_enabled, + .enable = tegra30_clk_out_enable, + .disable = tegra30_clk_out_disable, + .set_parent = tegra30_clk_out_set_parent, + .get_parent = tegra30_clk_out_get_parent, + .recalc_rate = tegra30_clk_fixed_recalc_rate, }; - /* Clock doubler ops */ -static void tegra30_clk_double_init(struct clk *c) +static int tegra30_clk_double_is_enabled(struct clk_hw *hw) { - u32 val = clk_readl(c->reg); - c->mul = val & (0x1 << c->reg_shift) ? 1 : 2; - c->div = 1; + struct clk_tegra *c = to_clk_tegra(hw); + c->state = ON; if (!(clk_readl(PERIPH_CLK_TO_ENB_REG(c)) & PERIPH_CLK_TO_BIT(c))) c->state = OFF; + return c->state; }; -static int tegra30_clk_double_set_rate(struct clk *c, unsigned long rate) +static int tegra30_clk_double_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - unsigned long parent_rate = clk_get_rate(c->parent); + if (rate == parent_rate) { val = clk_readl(c->reg) | (0x1 << c->reg_shift); clk_writel(val, c->reg); @@ -1890,1215 +2085,139 @@ static int tegra30_clk_double_set_rate(struct clk *c, unsigned long rate) return -EINVAL; } -static struct clk_ops tegra_clk_double_ops = { - .init = &tegra30_clk_double_init, - .enable = &tegra30_periph_clk_enable, - .disable = &tegra30_periph_clk_disable, - .set_rate = &tegra30_clk_double_set_rate, -}; +static unsigned long tegra30_clk_double_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u64 rate = parent_rate; -/* Audio sync clock ops */ -static int tegra30_sync_source_set_rate(struct clk *c, unsigned long rate) + u32 val = clk_readl(c->reg); + c->mul = val & (0x1 << c->reg_shift) ? 1 : 2; + c->div = 1; + + if (c->mul != 0 && c->div != 0) { + rate *= c->mul; + rate += c->div - 1; /* round up */ + do_div(rate, c->div); + } + + return rate; +} + +static long tegra30_clk_double_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate) { - c->rate = rate; - return 0; + unsigned long output_rate = *prate; + + do_div(output_rate, 2); + return output_rate; } -static struct clk_ops tegra_sync_source_ops = { - .set_rate = &tegra30_sync_source_set_rate, +struct clk_ops tegra30_clk_double_ops = { + .is_enabled = tegra30_clk_double_is_enabled, + .enable = tegra30_periph_clk_enable, + .disable = tegra30_periph_clk_disable, + .recalc_rate = tegra30_clk_double_recalc_rate, + .round_rate = tegra30_clk_double_round_rate, + .set_rate = tegra30_clk_double_set_rate, }; -static void tegra30_audio_sync_clk_init(struct clk *c) +/* Audio sync clock ops */ +struct clk_ops tegra_sync_source_ops = { + .recalc_rate = tegra30_clk_fixed_recalc_rate, +}; + +static int tegra30_audio_sync_clk_is_enabled(struct clk_hw *hw) { - int source; - const struct clk_mux_sel *sel; + struct clk_tegra *c = to_clk_tegra(hw); u32 val = clk_readl(c->reg); c->state = (val & AUDIO_SYNC_DISABLE_BIT) ? OFF : ON; - source = val & AUDIO_SYNC_SOURCE_MASK; - for (sel = c->inputs; sel->input != NULL; sel++) - if (sel->value == source) - break; - BUG_ON(sel->input == NULL); - c->parent = sel->input; + return c->state; } -static int tegra30_audio_sync_clk_enable(struct clk *c) +static int tegra30_audio_sync_clk_enable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val = clk_readl(c->reg); clk_writel((val & (~AUDIO_SYNC_DISABLE_BIT)), c->reg); return 0; } -static void tegra30_audio_sync_clk_disable(struct clk *c) +static void tegra30_audio_sync_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val = clk_readl(c->reg); clk_writel((val | AUDIO_SYNC_DISABLE_BIT), c->reg); } -static int tegra30_audio_sync_clk_set_parent(struct clk *c, struct clk *p) +static int tegra30_audio_sync_clk_set_parent(struct clk_hw *hw, u8 index) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val; - const struct clk_mux_sel *sel; - for (sel = c->inputs; sel->input != NULL; sel++) { - if (sel->input == p) { - val = clk_readl(c->reg); - val &= ~AUDIO_SYNC_SOURCE_MASK; - val |= sel->value; - - if (c->refcnt) - clk_enable(p); - clk_writel(val, c->reg); + val = clk_readl(c->reg); + val &= ~AUDIO_SYNC_SOURCE_MASK; + val |= index; - if (c->refcnt && c->parent) - clk_disable(c->parent); + clk_writel(val, c->reg); + return 0; +} - clk_reparent(c, p); - return 0; - } - } +static u8 tegra30_audio_sync_clk_get_parent(struct clk_hw *hw) +{ + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); + int source; - return -EINVAL; + source = val & AUDIO_SYNC_SOURCE_MASK; + return source; } -static struct clk_ops tegra_audio_sync_clk_ops = { - .init = tegra30_audio_sync_clk_init, - .enable = tegra30_audio_sync_clk_enable, - .disable = tegra30_audio_sync_clk_disable, +struct clk_ops tegra30_audio_sync_clk_ops = { + .is_enabled = tegra30_audio_sync_clk_is_enabled, + .enable = tegra30_audio_sync_clk_enable, + .disable = tegra30_audio_sync_clk_disable, .set_parent = tegra30_audio_sync_clk_set_parent, + .get_parent = tegra30_audio_sync_clk_get_parent, + .recalc_rate = tegra30_clk_fixed_recalc_rate, }; /* cml0 (pcie), and cml1 (sata) clock ops */ -static void tegra30_cml_clk_init(struct clk *c) +static int tegra30_cml_clk_is_enabled(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); u32 val = clk_readl(c->reg); c->state = val & (0x1 << c->u.periph.clk_num) ? ON : OFF; + return c->state; } -static int tegra30_cml_clk_enable(struct clk *c) +static int tegra30_cml_clk_enable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); val |= (0x1 << c->u.periph.clk_num); clk_writel(val, c->reg); + return 0; } -static void tegra30_cml_clk_disable(struct clk *c) +static void tegra30_cml_clk_disable(struct clk_hw *hw) { + struct clk_tegra *c = to_clk_tegra(hw); + u32 val = clk_readl(c->reg); val &= ~(0x1 << c->u.periph.clk_num); clk_writel(val, c->reg); } -static struct clk_ops tegra_cml_clk_ops = { - .init = &tegra30_cml_clk_init, - .enable = &tegra30_cml_clk_enable, - .disable = &tegra30_cml_clk_disable, -}; - -/* Clock definitions */ -static struct clk tegra_clk_32k = { - .name = "clk_32k", - .rate = 32768, - .ops = NULL, - .max_rate = 32768, -}; - -static struct clk tegra_clk_m = { - .name = "clk_m", - .flags = ENABLE_ON_INIT, - .ops = &tegra_clk_m_ops, - .reg = 0x1fc, - .reg_shift = 28, - .max_rate = 48000000, -}; - -static struct clk tegra_clk_m_div2 = { - .name = "clk_m_div2", - .ops = &tegra_clk_m_div_ops, - .parent = &tegra_clk_m, - .mul = 1, - .div = 2, - .state = ON, - .max_rate = 24000000, -}; - -static struct clk tegra_clk_m_div4 = { - .name = "clk_m_div4", - .ops = &tegra_clk_m_div_ops, - .parent = &tegra_clk_m, - .mul = 1, - .div = 4, - .state = ON, - .max_rate = 12000000, -}; - -static struct clk tegra_pll_ref = { - .name = "pll_ref", - .flags = ENABLE_ON_INIT, - .ops = &tegra_pll_ref_ops, - .parent = &tegra_clk_m, - .max_rate = 26000000, -}; - -static struct clk_pll_freq_table tegra_pll_c_freq_table[] = { - { 12000000, 1040000000, 520, 6, 1, 8}, - { 13000000, 1040000000, 480, 6, 1, 8}, - { 16800000, 1040000000, 495, 8, 1, 8}, /* actual: 1039.5 MHz */ - { 19200000, 1040000000, 325, 6, 1, 6}, - { 26000000, 1040000000, 520, 13, 1, 8}, - - { 12000000, 832000000, 416, 6, 1, 8}, - { 13000000, 832000000, 832, 13, 1, 8}, - { 16800000, 832000000, 396, 8, 1, 8}, /* actual: 831.6 MHz */ - { 19200000, 832000000, 260, 6, 1, 8}, - { 26000000, 832000000, 416, 13, 1, 8}, - - { 12000000, 624000000, 624, 12, 1, 8}, - { 13000000, 624000000, 624, 13, 1, 8}, - { 16800000, 600000000, 520, 14, 1, 8}, - { 19200000, 624000000, 520, 16, 1, 8}, - { 26000000, 624000000, 624, 26, 1, 8}, - - { 12000000, 600000000, 600, 12, 1, 8}, - { 13000000, 600000000, 600, 13, 1, 8}, - { 16800000, 600000000, 500, 14, 1, 8}, - { 19200000, 600000000, 375, 12, 1, 6}, - { 26000000, 600000000, 600, 26, 1, 8}, - - { 12000000, 520000000, 520, 12, 1, 8}, - { 13000000, 520000000, 520, 13, 1, 8}, - { 16800000, 520000000, 495, 16, 1, 8}, /* actual: 519.75 MHz */ - { 19200000, 520000000, 325, 12, 1, 6}, - { 26000000, 520000000, 520, 26, 1, 8}, - - { 12000000, 416000000, 416, 12, 1, 8}, - { 13000000, 416000000, 416, 13, 1, 8}, - { 16800000, 416000000, 396, 16, 1, 8}, /* actual: 415.8 MHz */ - { 19200000, 416000000, 260, 12, 1, 6}, - { 26000000, 416000000, 416, 26, 1, 8}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_c = { - .name = "pll_c", - .flags = PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0x80, - .parent = &tegra_pll_ref, - .max_rate = 1400000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_c_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_c_out1 = { - .name = "pll_c_out1", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_c, - .reg = 0x84, - .reg_shift = 0, - .max_rate = 700000000, -}; - -static struct clk_pll_freq_table tegra_pll_m_freq_table[] = { - { 12000000, 666000000, 666, 12, 1, 8}, - { 13000000, 666000000, 666, 13, 1, 8}, - { 16800000, 666000000, 555, 14, 1, 8}, - { 19200000, 666000000, 555, 16, 1, 8}, - { 26000000, 666000000, 666, 26, 1, 8}, - { 12000000, 600000000, 600, 12, 1, 8}, - { 13000000, 600000000, 600, 13, 1, 8}, - { 16800000, 600000000, 500, 14, 1, 8}, - { 19200000, 600000000, 375, 12, 1, 6}, - { 26000000, 600000000, 600, 26, 1, 8}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_m = { - .name = "pll_m", - .flags = PLL_HAS_CPCON | PLLM, - .ops = &tegra_pll_ops, - .reg = 0x90, - .parent = &tegra_pll_ref, - .max_rate = 800000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1200000000, - .freq_table = tegra_pll_m_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_m_out1 = { - .name = "pll_m_out1", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_m, - .reg = 0x94, - .reg_shift = 0, - .max_rate = 600000000, -}; - -static struct clk_pll_freq_table tegra_pll_p_freq_table[] = { - { 12000000, 216000000, 432, 12, 2, 8}, - { 13000000, 216000000, 432, 13, 2, 8}, - { 16800000, 216000000, 360, 14, 2, 8}, - { 19200000, 216000000, 360, 16, 2, 8}, - { 26000000, 216000000, 432, 26, 2, 8}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_p = { - .name = "pll_p", - .flags = ENABLE_ON_INIT | PLL_FIXED | PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0xa0, - .parent = &tegra_pll_ref, - .max_rate = 432000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_p_freq_table, - .lock_delay = 300, - .fixed_rate = 408000000, - }, -}; - -static struct clk tegra_pll_p_out1 = { - .name = "pll_p_out1", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa4, - .reg_shift = 0, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out2 = { - .name = "pll_p_out2", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa4, - .reg_shift = 16, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out3 = { - .name = "pll_p_out3", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa8, - .reg_shift = 0, - .max_rate = 432000000, -}; - -static struct clk tegra_pll_p_out4 = { - .name = "pll_p_out4", - .ops = &tegra_pll_div_ops, - .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, - .parent = &tegra_pll_p, - .reg = 0xa8, - .reg_shift = 16, - .max_rate = 432000000, -}; - -static struct clk_pll_freq_table tegra_pll_a_freq_table[] = { - { 9600000, 564480000, 294, 5, 1, 4}, - { 9600000, 552960000, 288, 5, 1, 4}, - { 9600000, 24000000, 5, 2, 1, 1}, - - { 28800000, 56448000, 49, 25, 1, 1}, - { 28800000, 73728000, 64, 25, 1, 1}, - { 28800000, 24000000, 5, 6, 1, 1}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_a = { - .name = "pll_a", - .flags = PLL_HAS_CPCON, - .ops = &tegra_pll_ops, - .reg = 0xb0, - .parent = &tegra_pll_p_out1, - .max_rate = 700000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1400000000, - .freq_table = tegra_pll_a_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_a_out0 = { - .name = "pll_a_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_U71, - .parent = &tegra_pll_a, - .reg = 0xb4, - .reg_shift = 0, - .max_rate = 100000000, -}; - -static struct clk_pll_freq_table tegra_pll_d_freq_table[] = { - { 12000000, 216000000, 216, 12, 1, 4}, - { 13000000, 216000000, 216, 13, 1, 4}, - { 16800000, 216000000, 180, 14, 1, 4}, - { 19200000, 216000000, 180, 16, 1, 4}, - { 26000000, 216000000, 216, 26, 1, 4}, - - { 12000000, 594000000, 594, 12, 1, 8}, - { 13000000, 594000000, 594, 13, 1, 8}, - { 16800000, 594000000, 495, 14, 1, 8}, - { 19200000, 594000000, 495, 16, 1, 8}, - { 26000000, 594000000, 594, 26, 1, 8}, - - { 12000000, 1000000000, 1000, 12, 1, 12}, - { 13000000, 1000000000, 1000, 13, 1, 12}, - { 19200000, 1000000000, 625, 12, 1, 8}, - { 26000000, 1000000000, 1000, 26, 1, 12}, - - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_d = { - .name = "pll_d", - .flags = PLL_HAS_CPCON | PLLD, - .ops = &tegra_plld_ops, - .reg = 0xd0, - .parent = &tegra_pll_ref, - .max_rate = 1000000000, - .u.pll = { - .input_min = 2000000, - .input_max = 40000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 40000000, - .vco_max = 1000000000, - .freq_table = tegra_pll_d_freq_table, - .lock_delay = 1000, - }, -}; - -static struct clk tegra_pll_d_out0 = { - .name = "pll_d_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_2 | PLLD, - .parent = &tegra_pll_d, - .max_rate = 500000000, -}; - -static struct clk tegra_pll_d2 = { - .name = "pll_d2", - .flags = PLL_HAS_CPCON | PLL_ALT_MISC_REG | PLLD, - .ops = &tegra_plld_ops, - .reg = 0x4b8, - .parent = &tegra_pll_ref, - .max_rate = 1000000000, - .u.pll = { - .input_min = 2000000, - .input_max = 40000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 40000000, - .vco_max = 1000000000, - .freq_table = tegra_pll_d_freq_table, - .lock_delay = 1000, - }, -}; - -static struct clk tegra_pll_d2_out0 = { - .name = "pll_d2_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_2 | PLLD, - .parent = &tegra_pll_d2, - .max_rate = 500000000, -}; - -static struct clk_pll_freq_table tegra_pll_u_freq_table[] = { - { 12000000, 480000000, 960, 12, 2, 12}, - { 13000000, 480000000, 960, 13, 2, 12}, - { 16800000, 480000000, 400, 7, 2, 5}, - { 19200000, 480000000, 200, 4, 2, 3}, - { 26000000, 480000000, 960, 26, 2, 12}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_u = { - .name = "pll_u", - .flags = PLL_HAS_CPCON | PLLU, - .ops = &tegra_pll_ops, - .reg = 0xc0, - .parent = &tegra_pll_ref, - .max_rate = 480000000, - .u.pll = { - .input_min = 2000000, - .input_max = 40000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 480000000, - .vco_max = 960000000, - .freq_table = tegra_pll_u_freq_table, - .lock_delay = 1000, - }, -}; - -static struct clk_pll_freq_table tegra_pll_x_freq_table[] = { - /* 1.7 GHz */ - { 12000000, 1700000000, 850, 6, 1, 8}, - { 13000000, 1700000000, 915, 7, 1, 8}, /* actual: 1699.2 MHz */ - { 16800000, 1700000000, 708, 7, 1, 8}, /* actual: 1699.2 MHz */ - { 19200000, 1700000000, 885, 10, 1, 8}, /* actual: 1699.2 MHz */ - { 26000000, 1700000000, 850, 13, 1, 8}, - - /* 1.6 GHz */ - { 12000000, 1600000000, 800, 6, 1, 8}, - { 13000000, 1600000000, 738, 6, 1, 8}, /* actual: 1599.0 MHz */ - { 16800000, 1600000000, 857, 9, 1, 8}, /* actual: 1599.7 MHz */ - { 19200000, 1600000000, 500, 6, 1, 8}, - { 26000000, 1600000000, 800, 13, 1, 8}, - - /* 1.5 GHz */ - { 12000000, 1500000000, 750, 6, 1, 8}, - { 13000000, 1500000000, 923, 8, 1, 8}, /* actual: 1499.8 MHz */ - { 16800000, 1500000000, 625, 7, 1, 8}, - { 19200000, 1500000000, 625, 8, 1, 8}, - { 26000000, 1500000000, 750, 13, 1, 8}, - - /* 1.4 GHz */ - { 12000000, 1400000000, 700, 6, 1, 8}, - { 13000000, 1400000000, 969, 9, 1, 8}, /* actual: 1399.7 MHz */ - { 16800000, 1400000000, 1000, 12, 1, 8}, - { 19200000, 1400000000, 875, 12, 1, 8}, - { 26000000, 1400000000, 700, 13, 1, 8}, - - /* 1.3 GHz */ - { 12000000, 1300000000, 975, 9, 1, 8}, - { 13000000, 1300000000, 1000, 10, 1, 8}, - { 16800000, 1300000000, 928, 12, 1, 8}, /* actual: 1299.2 MHz */ - { 19200000, 1300000000, 812, 12, 1, 8}, /* actual: 1299.2 MHz */ - { 26000000, 1300000000, 650, 13, 1, 8}, - - /* 1.2 GHz */ - { 12000000, 1200000000, 1000, 10, 1, 8}, - { 13000000, 1200000000, 923, 10, 1, 8}, /* actual: 1199.9 MHz */ - { 16800000, 1200000000, 1000, 14, 1, 8}, - { 19200000, 1200000000, 1000, 16, 1, 8}, - { 26000000, 1200000000, 600, 13, 1, 8}, - - /* 1.1 GHz */ - { 12000000, 1100000000, 825, 9, 1, 8}, - { 13000000, 1100000000, 846, 10, 1, 8}, /* actual: 1099.8 MHz */ - { 16800000, 1100000000, 982, 15, 1, 8}, /* actual: 1099.8 MHz */ - { 19200000, 1100000000, 859, 15, 1, 8}, /* actual: 1099.5 MHz */ - { 26000000, 1100000000, 550, 13, 1, 8}, - - /* 1 GHz */ - { 12000000, 1000000000, 1000, 12, 1, 8}, - { 13000000, 1000000000, 1000, 13, 1, 8}, - { 16800000, 1000000000, 833, 14, 1, 8}, /* actual: 999.6 MHz */ - { 19200000, 1000000000, 625, 12, 1, 8}, - { 26000000, 1000000000, 1000, 26, 1, 8}, - - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_x = { - .name = "pll_x", - .flags = PLL_HAS_CPCON | PLL_ALT_MISC_REG | PLLX, - .ops = &tegra_pll_ops, - .reg = 0xe0, - .parent = &tegra_pll_ref, - .max_rate = 1700000000, - .u.pll = { - .input_min = 2000000, - .input_max = 31000000, - .cf_min = 1000000, - .cf_max = 6000000, - .vco_min = 20000000, - .vco_max = 1700000000, - .freq_table = tegra_pll_x_freq_table, - .lock_delay = 300, - }, -}; - -static struct clk tegra_pll_x_out0 = { - .name = "pll_x_out0", - .ops = &tegra_pll_div_ops, - .flags = DIV_2 | PLLX, - .parent = &tegra_pll_x, - .max_rate = 850000000, -}; - - -static struct clk_pll_freq_table tegra_pll_e_freq_table[] = { - /* PLLE special case: use cpcon field to store cml divider value */ - { 12000000, 100000000, 150, 1, 18, 11}, - { 216000000, 100000000, 200, 18, 24, 13}, - { 0, 0, 0, 0, 0, 0 }, -}; - -static struct clk tegra_pll_e = { - .name = "pll_e", - .flags = PLL_ALT_MISC_REG, - .ops = &tegra_plle_ops, - .reg = 0xe8, - .max_rate = 100000000, - .u.pll = { - .input_min = 12000000, - .input_max = 216000000, - .cf_min = 12000000, - .cf_max = 12000000, - .vco_min = 1200000000, - .vco_max = 2400000000U, - .freq_table = tegra_pll_e_freq_table, - .lock_delay = 300, - .fixed_rate = 100000000, - }, -}; - -static struct clk tegra_cml0_clk = { - .name = "cml0", - .parent = &tegra_pll_e, - .ops = &tegra_cml_clk_ops, - .reg = PLLE_AUX, - .max_rate = 100000000, - .u.periph = { - .clk_num = 0, - }, -}; - -static struct clk tegra_cml1_clk = { - .name = "cml1", - .parent = &tegra_pll_e, - .ops = &tegra_cml_clk_ops, - .reg = PLLE_AUX, - .max_rate = 100000000, - .u.periph = { - .clk_num = 1, - }, -}; - -static struct clk tegra_pciex_clk = { - .name = "pciex", - .parent = &tegra_pll_e, - .ops = &tegra_pciex_clk_ops, - .max_rate = 100000000, - .u.periph = { - .clk_num = 74, - }, -}; - -/* Audio sync clocks */ -#define SYNC_SOURCE(_id) \ - { \ - .name = #_id "_sync", \ - .rate = 24000000, \ - .max_rate = 24000000, \ - .ops = &tegra_sync_source_ops \ - } -static struct clk tegra_sync_source_list[] = { - SYNC_SOURCE(spdif_in), - SYNC_SOURCE(i2s0), - SYNC_SOURCE(i2s1), - SYNC_SOURCE(i2s2), - SYNC_SOURCE(i2s3), - SYNC_SOURCE(i2s4), - SYNC_SOURCE(vimclk), -}; - -static struct clk_mux_sel mux_audio_sync_clk[] = { - { .input = &tegra_sync_source_list[0], .value = 0}, - { .input = &tegra_sync_source_list[1], .value = 1}, - { .input = &tegra_sync_source_list[2], .value = 2}, - { .input = &tegra_sync_source_list[3], .value = 3}, - { .input = &tegra_sync_source_list[4], .value = 4}, - { .input = &tegra_sync_source_list[5], .value = 5}, - { .input = &tegra_pll_a_out0, .value = 6}, - { .input = &tegra_sync_source_list[6], .value = 7}, - { 0, 0 } -}; - -#define AUDIO_SYNC_CLK(_id, _index) \ - { \ - .name = #_id, \ - .inputs = mux_audio_sync_clk, \ - .reg = 0x4A0 + (_index) * 4, \ - .max_rate = 24000000, \ - .ops = &tegra_audio_sync_clk_ops \ - } -static struct clk tegra_clk_audio_list[] = { - AUDIO_SYNC_CLK(audio0, 0), - AUDIO_SYNC_CLK(audio1, 1), - AUDIO_SYNC_CLK(audio2, 2), - AUDIO_SYNC_CLK(audio3, 3), - AUDIO_SYNC_CLK(audio4, 4), - AUDIO_SYNC_CLK(audio, 5), /* SPDIF */ -}; - -#define AUDIO_SYNC_2X_CLK(_id, _index) \ - { \ - .name = #_id "_2x", \ - .flags = PERIPH_NO_RESET, \ - .max_rate = 48000000, \ - .ops = &tegra_clk_double_ops, \ - .reg = 0x49C, \ - .reg_shift = 24 + (_index), \ - .parent = &tegra_clk_audio_list[(_index)], \ - .u.periph = { \ - .clk_num = 113 + (_index), \ - }, \ - } -static struct clk tegra_clk_audio_2x_list[] = { - AUDIO_SYNC_2X_CLK(audio0, 0), - AUDIO_SYNC_2X_CLK(audio1, 1), - AUDIO_SYNC_2X_CLK(audio2, 2), - AUDIO_SYNC_2X_CLK(audio3, 3), - AUDIO_SYNC_2X_CLK(audio4, 4), - AUDIO_SYNC_2X_CLK(audio, 5), /* SPDIF */ -}; - -#define MUX_I2S_SPDIF(_id, _index) \ -static struct clk_mux_sel mux_pllaout0_##_id##_2x_pllp_clkm[] = { \ - {.input = &tegra_pll_a_out0, .value = 0}, \ - {.input = &tegra_clk_audio_2x_list[(_index)], .value = 1}, \ - {.input = &tegra_pll_p, .value = 2}, \ - {.input = &tegra_clk_m, .value = 3}, \ - { 0, 0}, \ -} -MUX_I2S_SPDIF(audio0, 0); -MUX_I2S_SPDIF(audio1, 1); -MUX_I2S_SPDIF(audio2, 2); -MUX_I2S_SPDIF(audio3, 3); -MUX_I2S_SPDIF(audio4, 4); -MUX_I2S_SPDIF(audio, 5); /* SPDIF */ - -/* External clock outputs (through PMC) */ -#define MUX_EXTERN_OUT(_id) \ -static struct clk_mux_sel mux_clkm_clkm2_clkm4_extern##_id[] = { \ - {.input = &tegra_clk_m, .value = 0}, \ - {.input = &tegra_clk_m_div2, .value = 1}, \ - {.input = &tegra_clk_m_div4, .value = 2}, \ - {.input = NULL, .value = 3}, /* placeholder */ \ - { 0, 0}, \ -} -MUX_EXTERN_OUT(1); -MUX_EXTERN_OUT(2); -MUX_EXTERN_OUT(3); - -static struct clk_mux_sel *mux_extern_out_list[] = { - mux_clkm_clkm2_clkm4_extern1, - mux_clkm_clkm2_clkm4_extern2, - mux_clkm_clkm2_clkm4_extern3, -}; - -#define CLK_OUT_CLK(_id) \ - { \ - .name = "clk_out_" #_id, \ - .lookup = { \ - .dev_id = "clk_out_" #_id, \ - .con_id = "extern" #_id, \ - }, \ - .ops = &tegra_clk_out_ops, \ - .reg = 0x1a8, \ - .inputs = mux_clkm_clkm2_clkm4_extern##_id, \ - .flags = MUX_CLK_OUT, \ - .max_rate = 216000000, \ - .u.periph = { \ - .clk_num = (_id - 1) * 8 + 2, \ - }, \ - } -static struct clk tegra_clk_out_list[] = { - CLK_OUT_CLK(1), - CLK_OUT_CLK(2), - CLK_OUT_CLK(3), -}; - -/* called after peripheral external clocks are initialized */ -static void init_clk_out_mux(void) -{ - int i; - struct clk *c; - - /* output clock con_id is the name of peripheral - external clock connected to input 3 of the output mux */ - for (i = 0; i < ARRAY_SIZE(tegra_clk_out_list); i++) { - c = tegra_get_clock_by_name( - tegra_clk_out_list[i].lookup.con_id); - if (!c) - pr_err("%s: could not find clk %s\n", __func__, - tegra_clk_out_list[i].lookup.con_id); - mux_extern_out_list[i][3].input = c; - } -} - -/* Peripheral muxes */ -static struct clk_mux_sel mux_sclk[] = { - { .input = &tegra_clk_m, .value = 0}, - { .input = &tegra_pll_c_out1, .value = 1}, - { .input = &tegra_pll_p_out4, .value = 2}, - { .input = &tegra_pll_p_out3, .value = 3}, - { .input = &tegra_pll_p_out2, .value = 4}, - /* { .input = &tegra_clk_d, .value = 5}, - no use on tegra30 */ - { .input = &tegra_clk_32k, .value = 6}, - { .input = &tegra_pll_m_out1, .value = 7}, - { 0, 0}, +struct clk_ops tegra_cml_clk_ops = { + .is_enabled = tegra30_cml_clk_is_enabled, + .enable = tegra30_cml_clk_enable, + .disable = tegra30_cml_clk_disable, + .recalc_rate = tegra30_clk_fixed_recalc_rate, }; -static struct clk tegra_clk_sclk = { - .name = "sclk", - .inputs = mux_sclk, - .reg = 0x28, - .ops = &tegra_super_ops, - .max_rate = 334000000, - .min_rate = 40000000, +struct clk_ops tegra_pciex_clk_ops = { + .recalc_rate = tegra30_clk_fixed_recalc_rate, }; - -static struct clk tegra_clk_blink = { - .name = "blink", - .parent = &tegra_clk_32k, - .reg = 0x40, - .ops = &tegra_blink_clk_ops, - .max_rate = 32768, -}; - -static struct clk_mux_sel mux_pllm_pllc_pllp_plla[] = { - { .input = &tegra_pll_m, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_pll_p, .value = 2}, - { .input = &tegra_pll_a_out0, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_pllm_clkm[] = { - { .input = &tegra_pll_p, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_pll_m, .value = 2}, - { .input = &tegra_clk_m, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_clkm[] = { - { .input = &tegra_pll_p, .value = 0}, - { .input = &tegra_clk_m, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_plld_pllc_clkm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_d_out0, .value = 1}, - {.input = &tegra_pll_c, .value = 2}, - {.input = &tegra_clk_m, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllm_plld_plla_pllc_plld2_clkm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_m, .value = 1}, - {.input = &tegra_pll_d_out0, .value = 2}, - {.input = &tegra_pll_a_out0, .value = 3}, - {.input = &tegra_pll_c, .value = 4}, - {.input = &tegra_pll_d2_out0, .value = 5}, - {.input = &tegra_clk_m, .value = 6}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_plla_pllc_pllp_clkm[] = { - { .input = &tegra_pll_a_out0, .value = 0}, - /* { .input = &tegra_pll_c, .value = 1}, no use on tegra30 */ - { .input = &tegra_pll_p, .value = 2}, - { .input = &tegra_clk_m, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_clk32_clkm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_c, .value = 1}, - {.input = &tegra_clk_32k, .value = 2}, - {.input = &tegra_clk_m, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_clkm_clk32[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_c, .value = 1}, - {.input = &tegra_clk_m, .value = 2}, - {.input = &tegra_clk_32k, .value = 3}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_pllc_pllm[] = { - {.input = &tegra_pll_p, .value = 0}, - {.input = &tegra_pll_c, .value = 1}, - {.input = &tegra_pll_m, .value = 2}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_clk_m[] = { - { .input = &tegra_clk_m, .value = 0}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_pllp_out3[] = { - { .input = &tegra_pll_p_out3, .value = 0}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_plld_out0[] = { - { .input = &tegra_pll_d_out0, .value = 0}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_plld_out0_plld2_out0[] = { - { .input = &tegra_pll_d_out0, .value = 0}, - { .input = &tegra_pll_d2_out0, .value = 1}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_clk_32k[] = { - { .input = &tegra_clk_32k, .value = 0}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_plla_clk32_pllp_clkm_plle[] = { - { .input = &tegra_pll_a_out0, .value = 0}, - { .input = &tegra_clk_32k, .value = 1}, - { .input = &tegra_pll_p, .value = 2}, - { .input = &tegra_clk_m, .value = 3}, - { .input = &tegra_pll_e, .value = 4}, - { 0, 0}, -}; - -static struct clk_mux_sel mux_cclk_g[] = { - { .input = &tegra_clk_m, .value = 0}, - { .input = &tegra_pll_c, .value = 1}, - { .input = &tegra_clk_32k, .value = 2}, - { .input = &tegra_pll_m, .value = 3}, - { .input = &tegra_pll_p, .value = 4}, - { .input = &tegra_pll_p_out4, .value = 5}, - { .input = &tegra_pll_p_out3, .value = 6}, - { .input = &tegra_pll_x, .value = 8}, - { 0, 0}, -}; - -static struct clk tegra_clk_cclk_g = { - .name = "cclk_g", - .flags = DIV_U71 | DIV_U71_INT, - .inputs = mux_cclk_g, - .reg = 0x368, - .ops = &tegra_super_ops, - .max_rate = 1700000000, -}; - -static struct clk tegra30_clk_twd = { - .parent = &tegra_clk_cclk_g, - .name = "twd", - .ops = &tegra30_twd_ops, - .max_rate = 1400000000, /* Same as tegra_clk_cpu_cmplx.max_rate */ - .mul = 1, - .div = 2, -}; - -#define PERIPH_CLK(_name, _dev, _con, _clk_num, _reg, _max, _inputs, _flags) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - .ops = &tegra_periph_clk_ops, \ - .reg = _reg, \ - .inputs = _inputs, \ - .flags = _flags, \ - .max_rate = _max, \ - .u.periph = { \ - .clk_num = _clk_num, \ - }, \ - } - -#define PERIPH_CLK_EX(_name, _dev, _con, _clk_num, _reg, _max, _inputs, \ - _flags, _ops) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - .ops = _ops, \ - .reg = _reg, \ - .inputs = _inputs, \ - .flags = _flags, \ - .max_rate = _max, \ - .u.periph = { \ - .clk_num = _clk_num, \ - }, \ - } - -#define SHARED_CLK(_name, _dev, _con, _parent, _id, _div, _mode)\ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - .ops = &tegra_clk_shared_bus_ops, \ - .parent = _parent, \ - .u.shared_bus_user = { \ - .client_id = _id, \ - .client_div = _div, \ - .mode = _mode, \ - }, \ - } -struct clk tegra_list_clks[] = { - PERIPH_CLK("apbdma", "tegra-apbdma", NULL, 34, 0, 26000000, mux_clk_m, 0), - PERIPH_CLK("rtc", "rtc-tegra", NULL, 4, 0, 32768, mux_clk_32k, PERIPH_NO_RESET | PERIPH_ON_APB), - PERIPH_CLK("kbc", "tegra-kbc", NULL, 36, 0, 32768, mux_clk_32k, PERIPH_NO_RESET | PERIPH_ON_APB), - PERIPH_CLK("timer", "timer", NULL, 5, 0, 26000000, mux_clk_m, 0), - PERIPH_CLK("kfuse", "kfuse-tegra", NULL, 40, 0, 26000000, mux_clk_m, 0), - PERIPH_CLK("fuse", "fuse-tegra", "fuse", 39, 0, 26000000, mux_clk_m, PERIPH_ON_APB), - PERIPH_CLK("fuse_burn", "fuse-tegra", "fuse_burn", 39, 0, 26000000, mux_clk_m, PERIPH_ON_APB), - PERIPH_CLK("apbif", "tegra30-ahub", "apbif", 107, 0, 26000000, mux_clk_m, 0), - PERIPH_CLK("i2s0", "tegra30-i2s.0", NULL, 30, 0x1d8, 26000000, mux_pllaout0_audio0_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("i2s1", "tegra30-i2s.1", NULL, 11, 0x100, 26000000, mux_pllaout0_audio1_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("i2s2", "tegra30-i2s.2", NULL, 18, 0x104, 26000000, mux_pllaout0_audio2_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("i2s3", "tegra30-i2s.3", NULL, 101, 0x3bc, 26000000, mux_pllaout0_audio3_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("i2s4", "tegra30-i2s.4", NULL, 102, 0x3c0, 26000000, mux_pllaout0_audio4_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("spdif_out", "tegra30-spdif", "spdif_out", 10, 0x108, 100000000, mux_pllaout0_audio_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("spdif_in", "tegra30-spdif", "spdif_in", 10, 0x10c, 100000000, mux_pllp_pllc_pllm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("pwm", "tegra-pwm", NULL, 17, 0x110, 432000000, mux_pllp_pllc_clk32_clkm, MUX | MUX_PWM | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("d_audio", "tegra30-ahub", "d_audio", 106, 0x3d0, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("dam0", "tegra30-dam.0", NULL, 108, 0x3d8, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("dam1", "tegra30-dam.1", NULL, 109, 0x3dc, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("dam2", "tegra30-dam.2", NULL, 110, 0x3e0, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71), - PERIPH_CLK("hda", "tegra30-hda", "hda", 125, 0x428, 108000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("hda2codec_2x", "tegra30-hda", "hda2codec", 111, 0x3e4, 48000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("hda2hdmi", "tegra30-hda", "hda2hdmi", 128, 0, 48000000, mux_clk_m, 0), - PERIPH_CLK("sbc1", "spi_tegra.0", NULL, 41, 0x134, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sbc2", "spi_tegra.1", NULL, 44, 0x118, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sbc3", "spi_tegra.2", NULL, 46, 0x11c, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sbc4", "spi_tegra.3", NULL, 68, 0x1b4, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sbc5", "spi_tegra.4", NULL, 104, 0x3c8, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sbc6", "spi_tegra.5", NULL, 105, 0x3cc, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sata_oob", "tegra_sata_oob", NULL, 123, 0x420, 216000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sata", "tegra_sata", NULL, 124, 0x424, 216000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("sata_cold", "tegra_sata_cold", NULL, 129, 0, 48000000, mux_clk_m, 0), - PERIPH_CLK_EX("ndflash", "tegra_nand", NULL, 13, 0x160, 240000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71, &tegra_nand_clk_ops), - PERIPH_CLK("ndspeed", "tegra_nand_speed", NULL, 80, 0x3f8, 240000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("vfir", "vfir", NULL, 7, 0x168, 72000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("sdmmc1", "sdhci-tegra.0", NULL, 14, 0x150, 208000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc2", "sdhci-tegra.1", NULL, 9, 0x154, 104000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc3", "sdhci-tegra.2", NULL, 69, 0x1bc, 208000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("sdmmc4", "sdhci-tegra.3", NULL, 15, 0x164, 104000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* scales with voltage */ - PERIPH_CLK("vcp", "tegra-avp", "vcp", 29, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("bsea", "tegra-avp", "bsea", 62, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("bsev", "tegra-aes", "bsev", 63, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("vde", "vde", NULL, 61, 0x1c8, 520000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_INT), - PERIPH_CLK("csite", "csite", NULL, 73, 0x1d4, 144000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* max rate ??? */ - PERIPH_CLK("la", "la", NULL, 76, 0x1f8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), - PERIPH_CLK("owr", "tegra_w1", NULL, 71, 0x1cc, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("nor", "nor", NULL, 42, 0x1d0, 127000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("mipi", "mipi", NULL, 50, 0x174, 60000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB), /* scales with voltage */ - PERIPH_CLK("i2c1", "tegra-i2c.0", NULL, 12, 0x124, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB), - PERIPH_CLK("i2c2", "tegra-i2c.1", NULL, 54, 0x198, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB), - PERIPH_CLK("i2c3", "tegra-i2c.2", NULL, 67, 0x1b8, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB), - PERIPH_CLK("i2c4", "tegra-i2c.3", NULL, 103, 0x3c4, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB), - PERIPH_CLK("i2c5", "tegra-i2c.4", NULL, 47, 0x128, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB), - PERIPH_CLK("uarta", "tegra-uart.0", NULL, 6, 0x178, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB), - PERIPH_CLK("uartb", "tegra-uart.1", NULL, 7, 0x17c, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB), - PERIPH_CLK("uartc", "tegra-uart.2", NULL, 55, 0x1a0, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB), - PERIPH_CLK("uartd", "tegra-uart.3", NULL, 65, 0x1c0, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB), - PERIPH_CLK("uarte", "tegra-uart.4", NULL, 66, 0x1c4, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB), - PERIPH_CLK_EX("vi", "tegra_camera", "vi", 20, 0x148, 425000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT, &tegra_vi_clk_ops), - PERIPH_CLK("3d", "3d", NULL, 24, 0x158, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE | PERIPH_MANUAL_RESET), - PERIPH_CLK("3d2", "3d2", NULL, 98, 0x3b0, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE | PERIPH_MANUAL_RESET), - PERIPH_CLK("2d", "2d", NULL, 21, 0x15c, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE), - PERIPH_CLK("vi_sensor", "tegra_camera", "vi_sensor", 20, 0x1a8, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_NO_RESET), - PERIPH_CLK("epp", "epp", NULL, 19, 0x16c, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT), - PERIPH_CLK("mpe", "mpe", NULL, 60, 0x170, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT), - PERIPH_CLK("host1x", "host1x", NULL, 28, 0x180, 260000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT), - PERIPH_CLK("cve", "cve", NULL, 49, 0x140, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("tvo", "tvo", NULL, 49, 0x188, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK_EX("dtv", "dtv", NULL, 79, 0x1dc, 250000000, mux_clk_m, 0, &tegra_dtv_clk_ops), - PERIPH_CLK("hdmi", "hdmi", NULL, 51, 0x18c, 148500000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8 | DIV_U71), - PERIPH_CLK("tvdac", "tvdac", NULL, 53, 0x194, 220000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71), /* requires min voltage */ - PERIPH_CLK("disp1", "tegradc.0", NULL, 27, 0x138, 600000000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8), - PERIPH_CLK("disp2", "tegradc.1", NULL, 26, 0x13c, 600000000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8), - PERIPH_CLK("usbd", "fsl-tegra-udc", NULL, 22, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("usb2", "tegra-ehci.1", NULL, 58, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("usb3", "tegra-ehci.2", NULL, 59, 0, 480000000, mux_clk_m, 0), /* requires min voltage */ - PERIPH_CLK("dsia", "tegradc.0", "dsia", 48, 0, 500000000, mux_plld_out0, 0), - PERIPH_CLK_EX("dsib", "tegradc.1", "dsib", 82, 0xd0, 500000000, mux_plld_out0_plld2_out0, MUX | PLLD, &tegra_dsib_clk_ops), - PERIPH_CLK("csi", "tegra_camera", "csi", 52, 0, 102000000, mux_pllp_out3, 0), - PERIPH_CLK("isp", "tegra_camera", "isp", 23, 0, 150000000, mux_clk_m, 0), /* same frequency as VI */ - PERIPH_CLK("csus", "tegra_camera", "csus", 92, 0, 150000000, mux_clk_m, PERIPH_NO_RESET), - - PERIPH_CLK("tsensor", "tegra-tsensor", NULL, 100, 0x3b8, 216000000, mux_pllp_pllc_clkm_clk32, MUX | DIV_U71), - PERIPH_CLK("actmon", "actmon", NULL, 119, 0x3e8, 216000000, mux_pllp_pllc_clk32_clkm, MUX | DIV_U71), - PERIPH_CLK("extern1", "extern1", NULL, 120, 0x3ec, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71), - PERIPH_CLK("extern2", "extern2", NULL, 121, 0x3f0, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71), - PERIPH_CLK("extern3", "extern3", NULL, 122, 0x3f4, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71), - PERIPH_CLK("i2cslow", "i2cslow", NULL, 81, 0x3fc, 26000000, mux_pllp_pllc_clk32_clkm, MUX | DIV_U71 | PERIPH_ON_APB), - PERIPH_CLK("pcie", "tegra-pcie", "pcie", 70, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("afi", "tegra-pcie", "afi", 72, 0, 250000000, mux_clk_m, 0), - PERIPH_CLK("se", "se", NULL, 127, 0x42c, 520000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_INT), -}; - -#define CLK_DUPLICATE(_name, _dev, _con) \ - { \ - .name = _name, \ - .lookup = { \ - .dev_id = _dev, \ - .con_id = _con, \ - }, \ - } - -/* Some clocks may be used by different drivers depending on the board - * configuration. List those here to register them twice in the clock lookup - * table under two names. - */ -struct clk_duplicate tegra_clk_duplicates[] = { - CLK_DUPLICATE("uarta", "serial8250.0", NULL), - CLK_DUPLICATE("uartb", "serial8250.1", NULL), - CLK_DUPLICATE("uartc", "serial8250.2", NULL), - CLK_DUPLICATE("uartd", "serial8250.3", NULL), - CLK_DUPLICATE("uarte", "serial8250.4", NULL), - CLK_DUPLICATE("usbd", "utmip-pad", NULL), - CLK_DUPLICATE("usbd", "tegra-ehci.0", NULL), - CLK_DUPLICATE("usbd", "tegra-otg", NULL), - CLK_DUPLICATE("hdmi", "tegradc.0", "hdmi"), - CLK_DUPLICATE("hdmi", "tegradc.1", "hdmi"), - CLK_DUPLICATE("dsib", "tegradc.0", "dsib"), - CLK_DUPLICATE("dsia", "tegradc.1", "dsia"), - CLK_DUPLICATE("bsev", "tegra-avp", "bsev"), - CLK_DUPLICATE("bsev", "nvavp", "bsev"), - CLK_DUPLICATE("vde", "tegra-aes", "vde"), - CLK_DUPLICATE("bsea", "tegra-aes", "bsea"), - CLK_DUPLICATE("bsea", "nvavp", "bsea"), - CLK_DUPLICATE("cml1", "tegra_sata_cml", NULL), - CLK_DUPLICATE("cml0", "tegra_pcie", "cml"), - CLK_DUPLICATE("pciex", "tegra_pcie", "pciex"), - CLK_DUPLICATE("i2c1", "tegra-i2c-slave.0", NULL), - CLK_DUPLICATE("i2c2", "tegra-i2c-slave.1", NULL), - CLK_DUPLICATE("i2c3", "tegra-i2c-slave.2", NULL), - CLK_DUPLICATE("i2c4", "tegra-i2c-slave.3", NULL), - CLK_DUPLICATE("i2c5", "tegra-i2c-slave.4", NULL), - CLK_DUPLICATE("sbc1", "spi_slave_tegra.0", NULL), - CLK_DUPLICATE("sbc2", "spi_slave_tegra.1", NULL), - CLK_DUPLICATE("sbc3", "spi_slave_tegra.2", NULL), - CLK_DUPLICATE("sbc4", "spi_slave_tegra.3", NULL), - CLK_DUPLICATE("sbc5", "spi_slave_tegra.4", NULL), - CLK_DUPLICATE("sbc6", "spi_slave_tegra.5", NULL), - CLK_DUPLICATE("twd", "smp_twd", NULL), - CLK_DUPLICATE("vcp", "nvavp", "vcp"), - CLK_DUPLICATE("i2s0", NULL, "i2s0"), - CLK_DUPLICATE("i2s1", NULL, "i2s1"), - CLK_DUPLICATE("i2s2", NULL, "i2s2"), - CLK_DUPLICATE("i2s3", NULL, "i2s3"), - CLK_DUPLICATE("i2s4", NULL, "i2s4"), - CLK_DUPLICATE("dam0", NULL, "dam0"), - CLK_DUPLICATE("dam1", NULL, "dam1"), - CLK_DUPLICATE("dam2", NULL, "dam2"), - CLK_DUPLICATE("spdif_in", NULL, "spdif_in"), -}; - -struct clk *tegra_ptr_clks[] = { - &tegra_clk_32k, - &tegra_clk_m, - &tegra_clk_m_div2, - &tegra_clk_m_div4, - &tegra_pll_ref, - &tegra_pll_m, - &tegra_pll_m_out1, - &tegra_pll_c, - &tegra_pll_c_out1, - &tegra_pll_p, - &tegra_pll_p_out1, - &tegra_pll_p_out2, - &tegra_pll_p_out3, - &tegra_pll_p_out4, - &tegra_pll_a, - &tegra_pll_a_out0, - &tegra_pll_d, - &tegra_pll_d_out0, - &tegra_pll_d2, - &tegra_pll_d2_out0, - &tegra_pll_u, - &tegra_pll_x, - &tegra_pll_x_out0, - &tegra_pll_e, - &tegra_clk_cclk_g, - &tegra_cml0_clk, - &tegra_cml1_clk, - &tegra_pciex_clk, - &tegra_clk_sclk, - &tegra_clk_blink, - &tegra30_clk_twd, -}; - - -static void tegra30_init_one_clock(struct clk *c) -{ - clk_init(c); - INIT_LIST_HEAD(&c->shared_bus_list); - if (!c->lookup.dev_id && !c->lookup.con_id) - c->lookup.con_id = c->name; - c->lookup.clk = c; - clkdev_add(&c->lookup); -} - -void __init tegra30_init_clocks(void) -{ - int i; - struct clk *c; - - for (i = 0; i < ARRAY_SIZE(tegra_ptr_clks); i++) - tegra30_init_one_clock(tegra_ptr_clks[i]); - - for (i = 0; i < ARRAY_SIZE(tegra_list_clks); i++) - tegra30_init_one_clock(&tegra_list_clks[i]); - - for (i = 0; i < ARRAY_SIZE(tegra_clk_duplicates); i++) { - c = tegra_get_clock_by_name(tegra_clk_duplicates[i].name); - if (!c) { - pr_err("%s: Unknown duplicate clock %s\n", __func__, - tegra_clk_duplicates[i].name); - continue; - } - - tegra_clk_duplicates[i].lookup.clk = c; - clkdev_add(&tegra_clk_duplicates[i].lookup); - } - - for (i = 0; i < ARRAY_SIZE(tegra_sync_source_list); i++) - tegra30_init_one_clock(&tegra_sync_source_list[i]); - for (i = 0; i < ARRAY_SIZE(tegra_clk_audio_list); i++) - tegra30_init_one_clock(&tegra_clk_audio_list[i]); - for (i = 0; i < ARRAY_SIZE(tegra_clk_audio_2x_list); i++) - tegra30_init_one_clock(&tegra_clk_audio_2x_list[i]); - - init_clk_out_mux(); - for (i = 0; i < ARRAY_SIZE(tegra_clk_out_list); i++) - tegra30_init_one_clock(&tegra_clk_out_list[i]); - -} diff --git a/arch/arm/mach-tegra/tegra30_clocks.h b/arch/arm/mach-tegra/tegra30_clocks.h new file mode 100644 index 00000000000..f2f88fef6b8 --- /dev/null +++ b/arch/arm/mach-tegra/tegra30_clocks.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __MACH_TEGRA30_CLOCK_H +#define __MACH_TEGRA30_CLOCK_H + +extern struct clk_ops tegra30_clk_32k_ops; +extern struct clk_ops tegra30_clk_m_ops; +extern struct clk_ops tegra_clk_m_div_ops; +extern struct clk_ops tegra_pll_ref_ops; +extern struct clk_ops tegra30_pll_ops; +extern struct clk_ops tegra30_pll_div_ops; +extern struct clk_ops tegra_plld_ops; +extern struct clk_ops tegra30_plle_ops; +extern struct clk_ops tegra_cml_clk_ops; +extern struct clk_ops tegra_pciex_clk_ops; +extern struct clk_ops tegra_sync_source_ops; +extern struct clk_ops tegra30_audio_sync_clk_ops; +extern struct clk_ops tegra30_clk_double_ops; +extern struct clk_ops tegra_clk_out_ops; +extern struct clk_ops tegra30_super_ops; +extern struct clk_ops tegra30_blink_clk_ops; +extern struct clk_ops tegra30_twd_ops; +extern struct clk_ops tegra30_periph_clk_ops; +extern struct clk_ops tegra30_dsib_clk_ops; +extern struct clk_ops tegra_nand_clk_ops; +extern struct clk_ops tegra_vi_clk_ops; +extern struct clk_ops tegra_dtv_clk_ops; +extern struct clk_ops tegra_clk_shared_bus_ops; + +int tegra30_plld_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting); +void tegra30_periph_clk_reset(struct clk_hw *hw, bool assert); +int tegra30_vi_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting); +int tegra30_nand_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting); +int tegra30_dtv_clk_cfg_ex(struct clk_hw *hw, + enum tegra_clk_ex_param p, u32 setting); +#endif diff --git a/arch/arm/mach-tegra/tegra30_clocks_data.c b/arch/arm/mach-tegra/tegra30_clocks_data.c new file mode 100644 index 00000000000..34b61a4934a --- /dev/null +++ b/arch/arm/mach-tegra/tegra30_clocks_data.c @@ -0,0 +1,1369 @@ +/* + * arch/arm/mach-tegra/tegra30_clocks.c + * + * Copyright (c) 2010-2012 NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include <linux/clk-private.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/clk.h> +#include <linux/cpufreq.h> + +#include "clock.h" +#include "fuse.h" +#include "tegra30_clocks.h" + +#define DEFINE_CLK_TEGRA(_name, _rate, _ops, _flags, \ + _parent_names, _parents, _parent) \ + static struct clk tegra_##_name = { \ + .hw = &tegra_##_name##_hw.hw, \ + .name = #_name, \ + .rate = _rate, \ + .ops = _ops, \ + .flags = _flags, \ + .parent_names = _parent_names, \ + .parents = _parents, \ + .num_parents = ARRAY_SIZE(_parent_names), \ + .parent = _parent, \ + }; + +static struct clk tegra_clk_32k; +static struct clk_tegra tegra_clk_32k_hw = { + .hw = { + .clk = &tegra_clk_32k, + }, + .fixed_rate = 32768, +}; +static struct clk tegra_clk_32k = { + .name = "clk_32k", + .hw = &tegra_clk_32k_hw.hw, + .ops = &tegra30_clk_32k_ops, + .flags = CLK_IS_ROOT, +}; + +static struct clk tegra_clk_m; +static struct clk_tegra tegra_clk_m_hw = { + .hw = { + .clk = &tegra_clk_m, + }, + .flags = ENABLE_ON_INIT, + .reg = 0x1fc, + .reg_shift = 28, + .max_rate = 48000000, +}; +static struct clk tegra_clk_m = { + .name = "clk_m", + .hw = &tegra_clk_m_hw.hw, + .ops = &tegra30_clk_m_ops, + .flags = CLK_IS_ROOT | CLK_IGNORE_UNUSED, +}; + +static const char *clk_m_div_parent_names[] = { + "clk_m", +}; + +static struct clk *clk_m_div_parents[] = { + &tegra_clk_m, +}; + +static struct clk tegra_clk_m_div2; +static struct clk_tegra tegra_clk_m_div2_hw = { + .hw = { + .clk = &tegra_clk_m_div2, + }, + .mul = 1, + .div = 2, + .max_rate = 24000000, +}; +DEFINE_CLK_TEGRA(clk_m_div2, 0, &tegra_clk_m_div_ops, 0, + clk_m_div_parent_names, clk_m_div_parents, &tegra_clk_m); + +static struct clk tegra_clk_m_div4; +static struct clk_tegra tegra_clk_m_div4_hw = { + .hw = { + .clk = &tegra_clk_m_div4, + }, + .mul = 1, + .div = 4, + .max_rate = 12000000, +}; +DEFINE_CLK_TEGRA(clk_m_div4, 0, &tegra_clk_m_div_ops, 0, + clk_m_div_parent_names, clk_m_div_parents, &tegra_clk_m); + +static struct clk tegra_pll_ref; +static struct clk_tegra tegra_pll_ref_hw = { + .hw = { + .clk = &tegra_pll_ref, + }, + .flags = ENABLE_ON_INIT, + .max_rate = 26000000, +}; +DEFINE_CLK_TEGRA(pll_ref, 0, &tegra_pll_ref_ops, 0, clk_m_div_parent_names, + clk_m_div_parents, &tegra_clk_m); + +#define DEFINE_PLL(_name, _flags, _reg, _max_rate, _input_min, \ + _input_max, _cf_min, _cf_max, _vco_min, \ + _vco_max, _freq_table, _lock_delay, _ops, \ + _fixed_rate, _clk_cfg_ex, _parent) \ + static struct clk tegra_##_name; \ + static const char *_name##_parent_names[] = { \ + #_parent, \ + }; \ + static struct clk *_name##_parents[] = { \ + &tegra_##_parent, \ + }; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .flags = _flags, \ + .reg = _reg, \ + .max_rate = _max_rate, \ + .u.pll = { \ + .input_min = _input_min, \ + .input_max = _input_max, \ + .cf_min = _cf_min, \ + .cf_max = _cf_max, \ + .vco_min = _vco_min, \ + .vco_max = _vco_max, \ + .freq_table = _freq_table, \ + .lock_delay = _lock_delay, \ + .fixed_rate = _fixed_rate, \ + }, \ + .clk_cfg_ex = _clk_cfg_ex, \ + }; \ + DEFINE_CLK_TEGRA(_name, 0, &_ops, CLK_IGNORE_UNUSED, \ + _name##_parent_names, _name##_parents, \ + &tegra_##_parent); + +#define DEFINE_PLL_OUT(_name, _flags, _reg, _reg_shift, \ + _max_rate, _ops, _parent, _clk_flags) \ + static const char *_name##_parent_names[] = { \ + #_parent, \ + }; \ + static struct clk *_name##_parents[] = { \ + &tegra_##_parent, \ + }; \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .flags = _flags, \ + .reg = _reg, \ + .max_rate = _max_rate, \ + .reg_shift = _reg_shift, \ + }; \ + DEFINE_CLK_TEGRA(_name, 0, &tegra30_pll_div_ops, \ + _clk_flags, _name##_parent_names, \ + _name##_parents, &tegra_##_parent); + +static struct clk_pll_freq_table tegra_pll_c_freq_table[] = { + { 12000000, 1040000000, 520, 6, 1, 8}, + { 13000000, 1040000000, 480, 6, 1, 8}, + { 16800000, 1040000000, 495, 8, 1, 8}, /* actual: 1039.5 MHz */ + { 19200000, 1040000000, 325, 6, 1, 6}, + { 26000000, 1040000000, 520, 13, 1, 8}, + + { 12000000, 832000000, 416, 6, 1, 8}, + { 13000000, 832000000, 832, 13, 1, 8}, + { 16800000, 832000000, 396, 8, 1, 8}, /* actual: 831.6 MHz */ + { 19200000, 832000000, 260, 6, 1, 8}, + { 26000000, 832000000, 416, 13, 1, 8}, + + { 12000000, 624000000, 624, 12, 1, 8}, + { 13000000, 624000000, 624, 13, 1, 8}, + { 16800000, 600000000, 520, 14, 1, 8}, + { 19200000, 624000000, 520, 16, 1, 8}, + { 26000000, 624000000, 624, 26, 1, 8}, + + { 12000000, 600000000, 600, 12, 1, 8}, + { 13000000, 600000000, 600, 13, 1, 8}, + { 16800000, 600000000, 500, 14, 1, 8}, + { 19200000, 600000000, 375, 12, 1, 6}, + { 26000000, 600000000, 600, 26, 1, 8}, + + { 12000000, 520000000, 520, 12, 1, 8}, + { 13000000, 520000000, 520, 13, 1, 8}, + { 16800000, 520000000, 495, 16, 1, 8}, /* actual: 519.75 MHz */ + { 19200000, 520000000, 325, 12, 1, 6}, + { 26000000, 520000000, 520, 26, 1, 8}, + + { 12000000, 416000000, 416, 12, 1, 8}, + { 13000000, 416000000, 416, 13, 1, 8}, + { 16800000, 416000000, 396, 16, 1, 8}, /* actual: 415.8 MHz */ + { 19200000, 416000000, 260, 12, 1, 6}, + { 26000000, 416000000, 416, 26, 1, 8}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_c, PLL_HAS_CPCON, 0x80, 1400000000, 2000000, 31000000, 1000000, + 6000000, 20000000, 1400000000, tegra_pll_c_freq_table, 300, + tegra30_pll_ops, 0, NULL, pll_ref); + +DEFINE_PLL_OUT(pll_c_out1, DIV_U71, 0x84, 0, 700000000, + tegra30_pll_div_ops, pll_c, CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_m_freq_table[] = { + { 12000000, 666000000, 666, 12, 1, 8}, + { 13000000, 666000000, 666, 13, 1, 8}, + { 16800000, 666000000, 555, 14, 1, 8}, + { 19200000, 666000000, 555, 16, 1, 8}, + { 26000000, 666000000, 666, 26, 1, 8}, + { 12000000, 600000000, 600, 12, 1, 8}, + { 13000000, 600000000, 600, 13, 1, 8}, + { 16800000, 600000000, 500, 14, 1, 8}, + { 19200000, 600000000, 375, 12, 1, 6}, + { 26000000, 600000000, 600, 26, 1, 8}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_m, PLL_HAS_CPCON | PLLM, 0x90, 800000000, 2000000, 31000000, + 1000000, 6000000, 20000000, 1200000000, tegra_pll_m_freq_table, + 300, tegra30_pll_ops, 0, NULL, pll_ref); + +DEFINE_PLL_OUT(pll_m_out1, DIV_U71, 0x94, 0, 600000000, + tegra30_pll_div_ops, pll_m, CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_p_freq_table[] = { + { 12000000, 216000000, 432, 12, 2, 8}, + { 13000000, 216000000, 432, 13, 2, 8}, + { 16800000, 216000000, 360, 14, 2, 8}, + { 19200000, 216000000, 360, 16, 2, 8}, + { 26000000, 216000000, 432, 26, 2, 8}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_p, ENABLE_ON_INIT | PLL_FIXED | PLL_HAS_CPCON, 0xa0, 432000000, + 2000000, 31000000, 1000000, 6000000, 20000000, 1400000000, + tegra_pll_p_freq_table, 300, tegra30_pll_ops, 408000000, NULL, + pll_ref); + +DEFINE_PLL_OUT(pll_p_out1, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa4, + 0, 432000000, tegra30_pll_div_ops, pll_p, CLK_IGNORE_UNUSED); +DEFINE_PLL_OUT(pll_p_out2, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa4, + 16, 432000000, tegra30_pll_div_ops, pll_p, CLK_IGNORE_UNUSED); +DEFINE_PLL_OUT(pll_p_out3, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa8, + 0, 432000000, tegra30_pll_div_ops, pll_p, CLK_IGNORE_UNUSED); +DEFINE_PLL_OUT(pll_p_out4, ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED, 0xa8, + 16, 432000000, tegra30_pll_div_ops, pll_p, CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_a_freq_table[] = { + { 9600000, 564480000, 294, 5, 1, 4}, + { 9600000, 552960000, 288, 5, 1, 4}, + { 9600000, 24000000, 5, 2, 1, 1}, + + { 28800000, 56448000, 49, 25, 1, 1}, + { 28800000, 73728000, 64, 25, 1, 1}, + { 28800000, 24000000, 5, 6, 1, 1}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_a, PLL_HAS_CPCON, 0xb0, 700000000, 2000000, 31000000, 1000000, + 6000000, 20000000, 1400000000, tegra_pll_a_freq_table, + 300, tegra30_pll_ops, 0, NULL, pll_p_out1); + +DEFINE_PLL_OUT(pll_a_out0, DIV_U71, 0xb4, 0, 100000000, tegra30_pll_div_ops, + pll_a, CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_d_freq_table[] = { + { 12000000, 216000000, 216, 12, 1, 4}, + { 13000000, 216000000, 216, 13, 1, 4}, + { 16800000, 216000000, 180, 14, 1, 4}, + { 19200000, 216000000, 180, 16, 1, 4}, + { 26000000, 216000000, 216, 26, 1, 4}, + + { 12000000, 594000000, 594, 12, 1, 8}, + { 13000000, 594000000, 594, 13, 1, 8}, + { 16800000, 594000000, 495, 14, 1, 8}, + { 19200000, 594000000, 495, 16, 1, 8}, + { 26000000, 594000000, 594, 26, 1, 8}, + + { 12000000, 1000000000, 1000, 12, 1, 12}, + { 13000000, 1000000000, 1000, 13, 1, 12}, + { 19200000, 1000000000, 625, 12, 1, 8}, + { 26000000, 1000000000, 1000, 26, 1, 12}, + + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_d, PLL_HAS_CPCON | PLLD, 0xd0, 1000000000, 2000000, 40000000, + 1000000, 6000000, 40000000, 1000000000, tegra_pll_d_freq_table, + 1000, tegra30_pll_ops, 0, tegra30_plld_clk_cfg_ex, pll_ref); + +DEFINE_PLL_OUT(pll_d_out0, DIV_2 | PLLD, 0, 0, 500000000, tegra30_pll_div_ops, + pll_d, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED); + +DEFINE_PLL(pll_d2, PLL_HAS_CPCON | PLL_ALT_MISC_REG | PLLD, 0x4b8, 1000000000, + 2000000, 40000000, 1000000, 6000000, 40000000, 1000000000, + tegra_pll_d_freq_table, 1000, tegra30_pll_ops, 0, NULL, + pll_ref); + +DEFINE_PLL_OUT(pll_d2_out0, DIV_2 | PLLD, 0, 0, 500000000, tegra30_pll_div_ops, + pll_d2, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_u_freq_table[] = { + { 12000000, 480000000, 960, 12, 2, 12}, + { 13000000, 480000000, 960, 13, 2, 12}, + { 16800000, 480000000, 400, 7, 2, 5}, + { 19200000, 480000000, 200, 4, 2, 3}, + { 26000000, 480000000, 960, 26, 2, 12}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_u, PLL_HAS_CPCON | PLLU, 0xc0, 480000000, 2000000, 40000000, + 1000000, 6000000, 48000000, 960000000, tegra_pll_u_freq_table, + 1000, tegra30_pll_ops, 0, NULL, pll_ref); + +static struct clk_pll_freq_table tegra_pll_x_freq_table[] = { + /* 1.7 GHz */ + { 12000000, 1700000000, 850, 6, 1, 8}, + { 13000000, 1700000000, 915, 7, 1, 8}, /* actual: 1699.2 MHz */ + { 16800000, 1700000000, 708, 7, 1, 8}, /* actual: 1699.2 MHz */ + { 19200000, 1700000000, 885, 10, 1, 8}, /* actual: 1699.2 MHz */ + { 26000000, 1700000000, 850, 13, 1, 8}, + + /* 1.6 GHz */ + { 12000000, 1600000000, 800, 6, 1, 8}, + { 13000000, 1600000000, 738, 6, 1, 8}, /* actual: 1599.0 MHz */ + { 16800000, 1600000000, 857, 9, 1, 8}, /* actual: 1599.7 MHz */ + { 19200000, 1600000000, 500, 6, 1, 8}, + { 26000000, 1600000000, 800, 13, 1, 8}, + + /* 1.5 GHz */ + { 12000000, 1500000000, 750, 6, 1, 8}, + { 13000000, 1500000000, 923, 8, 1, 8}, /* actual: 1499.8 MHz */ + { 16800000, 1500000000, 625, 7, 1, 8}, + { 19200000, 1500000000, 625, 8, 1, 8}, + { 26000000, 1500000000, 750, 13, 1, 8}, + + /* 1.4 GHz */ + { 12000000, 1400000000, 700, 6, 1, 8}, + { 13000000, 1400000000, 969, 9, 1, 8}, /* actual: 1399.7 MHz */ + { 16800000, 1400000000, 1000, 12, 1, 8}, + { 19200000, 1400000000, 875, 12, 1, 8}, + { 26000000, 1400000000, 700, 13, 1, 8}, + + /* 1.3 GHz */ + { 12000000, 1300000000, 975, 9, 1, 8}, + { 13000000, 1300000000, 1000, 10, 1, 8}, + { 16800000, 1300000000, 928, 12, 1, 8}, /* actual: 1299.2 MHz */ + { 19200000, 1300000000, 812, 12, 1, 8}, /* actual: 1299.2 MHz */ + { 26000000, 1300000000, 650, 13, 1, 8}, + + /* 1.2 GHz */ + { 12000000, 1200000000, 1000, 10, 1, 8}, + { 13000000, 1200000000, 923, 10, 1, 8}, /* actual: 1199.9 MHz */ + { 16800000, 1200000000, 1000, 14, 1, 8}, + { 19200000, 1200000000, 1000, 16, 1, 8}, + { 26000000, 1200000000, 600, 13, 1, 8}, + + /* 1.1 GHz */ + { 12000000, 1100000000, 825, 9, 1, 8}, + { 13000000, 1100000000, 846, 10, 1, 8}, /* actual: 1099.8 MHz */ + { 16800000, 1100000000, 982, 15, 1, 8}, /* actual: 1099.8 MHz */ + { 19200000, 1100000000, 859, 15, 1, 8}, /* actual: 1099.5 MHz */ + { 26000000, 1100000000, 550, 13, 1, 8}, + + /* 1 GHz */ + { 12000000, 1000000000, 1000, 12, 1, 8}, + { 13000000, 1000000000, 1000, 13, 1, 8}, + { 16800000, 1000000000, 833, 14, 1, 8}, /* actual: 999.6 MHz */ + { 19200000, 1000000000, 625, 12, 1, 8}, + { 26000000, 1000000000, 1000, 26, 1, 8}, + + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_x, PLL_HAS_CPCON | PLL_ALT_MISC_REG | PLLX, 0xe0, 1700000000, + 2000000, 31000000, 1000000, 6000000, 20000000, 1700000000, + tegra_pll_x_freq_table, 300, tegra30_pll_ops, 0, NULL, pll_ref); + +DEFINE_PLL_OUT(pll_x_out0, DIV_2 | PLLX, 0, 0, 850000000, tegra30_pll_div_ops, + pll_x, CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED); + +static struct clk_pll_freq_table tegra_pll_e_freq_table[] = { + /* PLLE special case: use cpcon field to store cml divider value */ + { 12000000, 100000000, 150, 1, 18, 11}, + { 216000000, 100000000, 200, 18, 24, 13}, + { 0, 0, 0, 0, 0, 0 }, +}; + +DEFINE_PLL(pll_e, PLL_ALT_MISC_REG, 0xe8, 100000000, 2000000, 216000000, + 12000000, 12000000, 1200000000, 2400000000U, + tegra_pll_e_freq_table, 300, tegra30_plle_ops, 100000000, NULL, + pll_ref); + +static const char *mux_plle[] = { + "pll_e", +}; + +static struct clk *mux_plle_p[] = { + &tegra_pll_e, +}; + +static struct clk tegra_cml0; +static struct clk_tegra tegra_cml0_hw = { + .hw = { + .clk = &tegra_cml0, + }, + .reg = 0x48c, + .fixed_rate = 100000000, + .u.periph = { + .clk_num = 0, + }, +}; +DEFINE_CLK_TEGRA(cml0, 0, &tegra_cml_clk_ops, 0, mux_plle, + mux_plle_p, &tegra_pll_e); + +static struct clk tegra_cml1; +static struct clk_tegra tegra_cml1_hw = { + .hw = { + .clk = &tegra_cml1, + }, + .reg = 0x48c, + .fixed_rate = 100000000, + .u.periph = { + .clk_num = 1, + }, +}; +DEFINE_CLK_TEGRA(cml1, 0, &tegra_cml_clk_ops, 0, mux_plle, + mux_plle_p, &tegra_pll_e); + +static struct clk tegra_pciex; +static struct clk_tegra tegra_pciex_hw = { + .hw = { + .clk = &tegra_pciex, + }, + .reg = 0x48c, + .fixed_rate = 100000000, + .reset = tegra30_periph_clk_reset, + .u.periph = { + .clk_num = 74, + }, +}; +DEFINE_CLK_TEGRA(pciex, 0, &tegra_pciex_clk_ops, 0, mux_plle, + mux_plle_p, &tegra_pll_e); + +#define SYNC_SOURCE(_name) \ + static struct clk tegra_##_name##_sync; \ + static struct clk_tegra tegra_##_name##_sync_hw = { \ + .hw = { \ + .clk = &tegra_##_name##_sync, \ + }, \ + .max_rate = 24000000, \ + .fixed_rate = 24000000, \ + }; \ + static struct clk tegra_##_name##_sync = { \ + .name = #_name "_sync", \ + .hw = &tegra_##_name##_sync_hw.hw, \ + .ops = &tegra_sync_source_ops, \ + .flags = CLK_IS_ROOT, \ + }; + +SYNC_SOURCE(spdif_in); +SYNC_SOURCE(i2s0); +SYNC_SOURCE(i2s1); +SYNC_SOURCE(i2s2); +SYNC_SOURCE(i2s3); +SYNC_SOURCE(i2s4); +SYNC_SOURCE(vimclk); + +static struct clk *tegra_sync_source_list[] = { + &tegra_spdif_in_sync, + &tegra_i2s0_sync, + &tegra_i2s1_sync, + &tegra_i2s2_sync, + &tegra_i2s3_sync, + &tegra_i2s4_sync, + &tegra_vimclk_sync, +}; + +static const char *mux_audio_sync_clk[] = { + "spdif_in_sync", + "i2s0_sync", + "i2s1_sync", + "i2s2_sync", + "i2s3_sync", + "i2s4_sync", + "vimclk_sync", +}; + +#define AUDIO_SYNC_CLK(_name, _index) \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .max_rate = 24000000, \ + .reg = 0x4A0 + (_index) * 4, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &tegra30_audio_sync_clk_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent_names = mux_audio_sync_clk, \ + .parents = tegra_sync_source_list, \ + .num_parents = ARRAY_SIZE(mux_audio_sync_clk), \ + }; + +AUDIO_SYNC_CLK(audio0, 0); +AUDIO_SYNC_CLK(audio1, 1); +AUDIO_SYNC_CLK(audio2, 2); +AUDIO_SYNC_CLK(audio3, 3); +AUDIO_SYNC_CLK(audio4, 4); +AUDIO_SYNC_CLK(audio5, 5); + +static struct clk *tegra_clk_audio_list[] = { + &tegra_audio0, + &tegra_audio1, + &tegra_audio2, + &tegra_audio3, + &tegra_audio4, + &tegra_audio5, /* SPDIF */ +}; + +#define AUDIO_SYNC_2X_CLK(_name, _index) \ + static const char *_name##_parent_names[] = { \ + "tegra_" #_name, \ + }; \ + static struct clk *_name##_parents[] = { \ + &tegra_##_name, \ + }; \ + static struct clk tegra_##_name##_2x; \ + static struct clk_tegra tegra_##_name##_2x_hw = { \ + .hw = { \ + .clk = &tegra_##_name##_2x, \ + }, \ + .flags = PERIPH_NO_RESET, \ + .max_rate = 48000000, \ + .reg = 0x49C, \ + .reg_shift = 24 + (_index), \ + .u.periph = { \ + .clk_num = 113 + (_index), \ + }, \ + }; \ + static struct clk tegra_##_name##_2x = { \ + .name = #_name "_2x", \ + .ops = &tegra30_clk_double_ops, \ + .hw = &tegra_##_name##_2x_hw.hw, \ + .parent_names = _name##_parent_names, \ + .parents = _name##_parents, \ + .parent = &tegra_##_name, \ + .num_parents = 1, \ + }; + +AUDIO_SYNC_2X_CLK(audio0, 0); +AUDIO_SYNC_2X_CLK(audio1, 1); +AUDIO_SYNC_2X_CLK(audio2, 2); +AUDIO_SYNC_2X_CLK(audio3, 3); +AUDIO_SYNC_2X_CLK(audio4, 4); +AUDIO_SYNC_2X_CLK(audio5, 5); /* SPDIF */ + +static struct clk *tegra_clk_audio_2x_list[] = { + &tegra_audio0_2x, + &tegra_audio1_2x, + &tegra_audio2_2x, + &tegra_audio3_2x, + &tegra_audio4_2x, + &tegra_audio5_2x, /* SPDIF */ +}; + +#define MUX_I2S_SPDIF(_id) \ +static const char *mux_pllaout0_##_id##_2x_pllp_clkm[] = { \ + "pll_a_out0", \ + #_id "_2x", \ + "pll_p", \ + "clk_m", \ +}; \ +static struct clk *mux_pllaout0_##_id##_2x_pllp_clkm_p[] = { \ + &tegra_pll_a_out0, \ + &tegra_##_id##_2x, \ + &tegra_pll_p, \ + &tegra_clk_m, \ +}; + +MUX_I2S_SPDIF(audio0); +MUX_I2S_SPDIF(audio1); +MUX_I2S_SPDIF(audio2); +MUX_I2S_SPDIF(audio3); +MUX_I2S_SPDIF(audio4); +MUX_I2S_SPDIF(audio5); /* SPDIF */ + +static struct clk tegra_extern1; +static struct clk tegra_extern2; +static struct clk tegra_extern3; + +/* External clock outputs (through PMC) */ +#define MUX_EXTERN_OUT(_id) \ +static const char *mux_clkm_clkm2_clkm4_extern##_id[] = { \ + "clk_m", \ + "clk_m_div2", \ + "clk_m_div4", \ + "extern" #_id, \ +}; \ +static struct clk *mux_clkm_clkm2_clkm4_extern##_id##_p[] = { \ + &tegra_clk_m, \ + &tegra_clk_m_div2, \ + &tegra_clk_m_div4, \ + &tegra_extern##_id, \ +}; + +MUX_EXTERN_OUT(1); +MUX_EXTERN_OUT(2); +MUX_EXTERN_OUT(3); + +#define CLK_OUT_CLK(_name, _index) \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .lookup = { \ + .dev_id = #_name, \ + .con_id = "extern" #_index, \ + }, \ + .flags = MUX_CLK_OUT, \ + .fixed_rate = 216000000, \ + .reg = 0x1a8, \ + .u.periph = { \ + .clk_num = (_index - 1) * 8 + 2, \ + }, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &tegra_clk_out_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent_names = mux_clkm_clkm2_clkm4_extern##_index, \ + .parents = mux_clkm_clkm2_clkm4_extern##_index##_p, \ + .num_parents = ARRAY_SIZE(mux_clkm_clkm2_clkm4_extern##_index),\ + }; + +CLK_OUT_CLK(clk_out_1, 1); +CLK_OUT_CLK(clk_out_2, 2); +CLK_OUT_CLK(clk_out_3, 3); + +static struct clk *tegra_clk_out_list[] = { + &tegra_clk_out_1, + &tegra_clk_out_2, + &tegra_clk_out_3, +}; + +static const char *mux_sclk[] = { + "clk_m", + "pll_c_out1", + "pll_p_out4", + "pll_p_out3", + "pll_p_out2", + "dummy", + "clk_32k", + "pll_m_out1", +}; + +static struct clk *mux_sclk_p[] = { + &tegra_clk_m, + &tegra_pll_c_out1, + &tegra_pll_p_out4, + &tegra_pll_p_out3, + &tegra_pll_p_out2, + NULL, + &tegra_clk_32k, + &tegra_pll_m_out1, +}; + +static struct clk tegra_clk_sclk; +static struct clk_tegra tegra_clk_sclk_hw = { + .hw = { + .clk = &tegra_clk_sclk, + }, + .reg = 0x28, + .max_rate = 334000000, + .min_rate = 40000000, +}; + +static struct clk tegra_clk_sclk = { + .name = "sclk", + .ops = &tegra30_super_ops, + .hw = &tegra_clk_sclk_hw.hw, + .parent_names = mux_sclk, + .parents = mux_sclk_p, + .num_parents = ARRAY_SIZE(mux_sclk), +}; + +static const char *mux_blink[] = { + "clk_32k", +}; + +static struct clk *mux_blink_p[] = { + &tegra_clk_32k, +}; + +static struct clk tegra_clk_blink; +static struct clk_tegra tegra_clk_blink_hw = { + .hw = { + .clk = &tegra_clk_blink, + }, + .reg = 0x40, + .max_rate = 32768, +}; +static struct clk tegra_clk_blink = { + .name = "blink", + .ops = &tegra30_blink_clk_ops, + .hw = &tegra_clk_blink_hw.hw, + .parent = &tegra_clk_32k, + .parent_names = mux_blink, + .parents = mux_blink_p, + .num_parents = ARRAY_SIZE(mux_blink), +}; + +static const char *mux_pllm_pllc_pllp_plla[] = { + "pll_m", + "pll_c", + "pll_p", + "pll_a_out0", +}; + +static const char *mux_pllp_pllc_pllm_clkm[] = { + "pll_p", + "pll_c", + "pll_m", + "clk_m", +}; + +static const char *mux_pllp_clkm[] = { + "pll_p", + "dummy", + "dummy", + "clk_m", +}; + +static const char *mux_pllp_plld_pllc_clkm[] = { + "pll_p", + "pll_d_out0", + "pll_c", + "clk_m", +}; + +static const char *mux_pllp_pllm_plld_plla_pllc_plld2_clkm[] = { + "pll_p", + "pll_m", + "pll_d_out0", + "pll_a_out0", + "pll_c", + "pll_d2_out0", + "clk_m", +}; + +static const char *mux_plla_pllc_pllp_clkm[] = { + "pll_a_out0", + "dummy", + "pll_p", + "clk_m" +}; + +static const char *mux_pllp_pllc_clk32_clkm[] = { + "pll_p", + "pll_c", + "clk_32k", + "clk_m", +}; + +static const char *mux_pllp_pllc_clkm_clk32[] = { + "pll_p", + "pll_c", + "clk_m", + "clk_32k", +}; + +static const char *mux_pllp_pllc_pllm[] = { + "pll_p", + "pll_c", + "pll_m", +}; + +static const char *mux_clk_m[] = { + "clk_m", +}; + +static const char *mux_pllp_out3[] = { + "pll_p_out3", +}; + +static const char *mux_plld_out0[] = { + "pll_d_out0", +}; + +static const char *mux_plld_out0_plld2_out0[] = { + "pll_d_out0", + "pll_d2_out0", +}; + +static const char *mux_clk_32k[] = { + "clk_32k", +}; + +static const char *mux_plla_clk32_pllp_clkm_plle[] = { + "pll_a_out0", + "clk_32k", + "pll_p", + "clk_m", + "pll_e", +}; + +static const char *mux_cclk_g[] = { + "clk_m", + "pll_c", + "clk_32k", + "pll_m", + "pll_p", + "pll_p_out4", + "pll_p_out3", + "dummy", + "pll_x", +}; + +static struct clk *mux_pllm_pllc_pllp_plla_p[] = { + &tegra_pll_m, + &tegra_pll_c, + &tegra_pll_p, + &tegra_pll_a_out0, +}; + +static struct clk *mux_pllp_pllc_pllm_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_pll_m, + &tegra_clk_m, +}; + +static struct clk *mux_pllp_clkm_p[] = { + &tegra_pll_p, + NULL, + NULL, + &tegra_clk_m, +}; + +static struct clk *mux_pllp_plld_pllc_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_d_out0, + &tegra_pll_c, + &tegra_clk_m, +}; + +static struct clk *mux_pllp_pllm_plld_plla_pllc_plld2_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_m, + &tegra_pll_d_out0, + &tegra_pll_a_out0, + &tegra_pll_c, + &tegra_pll_d2_out0, + &tegra_clk_m, +}; + +static struct clk *mux_plla_pllc_pllp_clkm_p[] = { + &tegra_pll_a_out0, + NULL, + &tegra_pll_p, + &tegra_clk_m, +}; + +static struct clk *mux_pllp_pllc_clk32_clkm_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_clk_32k, + &tegra_clk_m, +}; + +static struct clk *mux_pllp_pllc_clkm_clk32_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_clk_m, + &tegra_clk_32k, +}; + +static struct clk *mux_pllp_pllc_pllm_p[] = { + &tegra_pll_p, + &tegra_pll_c, + &tegra_pll_m, +}; + +static struct clk *mux_clk_m_p[] = { + &tegra_clk_m, +}; + +static struct clk *mux_pllp_out3_p[] = { + &tegra_pll_p_out3, +}; + +static struct clk *mux_plld_out0_p[] = { + &tegra_pll_d_out0, +}; + +static struct clk *mux_plld_out0_plld2_out0_p[] = { + &tegra_pll_d_out0, + &tegra_pll_d2_out0, +}; + +static struct clk *mux_clk_32k_p[] = { + &tegra_clk_32k, +}; + +static struct clk *mux_plla_clk32_pllp_clkm_plle_p[] = { + &tegra_pll_a_out0, + &tegra_clk_32k, + &tegra_pll_p, + &tegra_clk_m, + &tegra_pll_e, +}; + +static struct clk *mux_cclk_g_p[] = { + &tegra_clk_m, + &tegra_pll_c, + &tegra_clk_32k, + &tegra_pll_m, + &tegra_pll_p, + &tegra_pll_p_out4, + &tegra_pll_p_out3, + NULL, + &tegra_pll_x, +}; + +static struct clk tegra_clk_cclk_g; +static struct clk_tegra tegra_clk_cclk_g_hw = { + .hw = { + .clk = &tegra_clk_cclk_g, + }, + .flags = DIV_U71 | DIV_U71_INT, + .reg = 0x368, + .max_rate = 1700000000, +}; +static struct clk tegra_clk_cclk_g = { + .name = "cclk_g", + .ops = &tegra30_super_ops, + .hw = &tegra_clk_cclk_g_hw.hw, + .parent_names = mux_cclk_g, + .parents = mux_cclk_g_p, + .num_parents = ARRAY_SIZE(mux_cclk_g), +}; + +static const char *mux_twd[] = { + "cclk_g", +}; + +static struct clk *mux_twd_p[] = { + &tegra_clk_cclk_g, +}; + +static struct clk tegra30_clk_twd; +static struct clk_tegra tegra30_clk_twd_hw = { + .hw = { + .clk = &tegra30_clk_twd, + }, + .max_rate = 1400000000, + .mul = 1, + .div = 2, +}; + +static struct clk tegra30_clk_twd = { + .name = "twd", + .ops = &tegra30_twd_ops, + .hw = &tegra30_clk_twd_hw.hw, + .parent = &tegra_clk_cclk_g, + .parent_names = mux_twd, + .parents = mux_twd_p, + .num_parents = ARRAY_SIZE(mux_twd), +}; + +#define PERIPH_CLK(_name, _dev, _con, _clk_num, _reg, \ + _max, _inputs, _flags) \ + static struct clk tegra_##_name; \ + static struct clk_tegra tegra_##_name##_hw = { \ + .hw = { \ + .clk = &tegra_##_name, \ + }, \ + .lookup = { \ + .dev_id = _dev, \ + .con_id = _con, \ + }, \ + .reg = _reg, \ + .flags = _flags, \ + .max_rate = _max, \ + .u.periph = { \ + .clk_num = _clk_num, \ + }, \ + .reset = &tegra30_periph_clk_reset, \ + }; \ + static struct clk tegra_##_name = { \ + .name = #_name, \ + .ops = &tegra30_periph_clk_ops, \ + .hw = &tegra_##_name##_hw.hw, \ + .parent_names = _inputs, \ + .parents = _inputs##_p, \ + .num_parents = ARRAY_SIZE(_inputs), \ + }; + +PERIPH_CLK(apbdma, "tegra-apbdma", NULL, 34, 0, 26000000, mux_clk_m, 0); +PERIPH_CLK(rtc, "rtc-tegra", NULL, 4, 0, 32768, mux_clk_32k, PERIPH_NO_RESET | PERIPH_ON_APB); +PERIPH_CLK(kbc, "tegra-kbc", NULL, 36, 0, 32768, mux_clk_32k, PERIPH_NO_RESET | PERIPH_ON_APB); +PERIPH_CLK(timer, "timer", NULL, 5, 0, 26000000, mux_clk_m, 0); +PERIPH_CLK(kfuse, "kfuse-tegra", NULL, 40, 0, 26000000, mux_clk_m, 0); +PERIPH_CLK(fuse, "fuse-tegra", "fuse", 39, 0, 26000000, mux_clk_m, PERIPH_ON_APB); +PERIPH_CLK(fuse_burn, "fuse-tegra", "fuse_burn", 39, 0, 26000000, mux_clk_m, PERIPH_ON_APB); +PERIPH_CLK(apbif, "tegra30-ahub", "apbif", 107, 0, 26000000, mux_clk_m, 0); +PERIPH_CLK(i2s0, "tegra30-i2s.0", NULL, 30, 0x1d8, 26000000, mux_pllaout0_audio0_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(i2s1, "tegra30-i2s.1", NULL, 11, 0x100, 26000000, mux_pllaout0_audio1_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(i2s2, "tegra30-i2s.2", NULL, 18, 0x104, 26000000, mux_pllaout0_audio2_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(i2s3, "tegra30-i2s.3", NULL, 101, 0x3bc, 26000000, mux_pllaout0_audio3_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(i2s4, "tegra30-i2s.4", NULL, 102, 0x3c0, 26000000, mux_pllaout0_audio4_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(spdif_out, "tegra30-spdif", "spdif_out", 10, 0x108, 100000000, mux_pllaout0_audio5_2x_pllp_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(spdif_in, "tegra30-spdif", "spdif_in", 10, 0x10c, 100000000, mux_pllp_pllc_pllm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(pwm, "tegra-pwm", NULL, 17, 0x110, 432000000, mux_pllp_pllc_clk32_clkm, MUX | MUX_PWM | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(d_audio, "tegra30-ahub", "d_audio", 106, 0x3d0, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(dam0, "tegra30-dam.0", NULL, 108, 0x3d8, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(dam1, "tegra30-dam.1", NULL, 109, 0x3dc, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(dam2, "tegra30-dam.2", NULL, 110, 0x3e0, 48000000, mux_plla_pllc_pllp_clkm, MUX | DIV_U71); +PERIPH_CLK(hda, "tegra30-hda", "hda", 125, 0x428, 108000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(hda2codec_2x, "tegra30-hda", "hda2codec", 111, 0x3e4, 48000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(hda2hdmi, "tegra30-hda", "hda2hdmi", 128, 0, 48000000, mux_clk_m, 0); +PERIPH_CLK(sbc1, "spi_tegra.0", NULL, 41, 0x134, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sbc2, "spi_tegra.1", NULL, 44, 0x118, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sbc3, "spi_tegra.2", NULL, 46, 0x11c, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sbc4, "spi_tegra.3", NULL, 68, 0x1b4, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sbc5, "spi_tegra.4", NULL, 104, 0x3c8, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sbc6, "spi_tegra.5", NULL, 105, 0x3cc, 160000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sata_oob, "tegra_sata_oob", NULL, 123, 0x420, 216000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sata, "tegra_sata", NULL, 124, 0x424, 216000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(sata_cold, "tegra_sata_cold", NULL, 129, 0, 48000000, mux_clk_m, 0); +PERIPH_CLK(ndflash, "tegra_nand", NULL, 13, 0x160, 240000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(ndspeed, "tegra_nand_speed", NULL, 80, 0x3f8, 240000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(vfir, "vfir", NULL, 7, 0x168, 72000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(sdmmc1, "sdhci-tegra.0", NULL, 14, 0x150, 208000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc2, "sdhci-tegra.1", NULL, 9, 0x154, 104000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc3, "sdhci-tegra.2", NULL, 69, 0x1bc, 208000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(sdmmc4, "sdhci-tegra.3", NULL, 15, 0x164, 104000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* scales with voltage */ +PERIPH_CLK(vcp, "tegra-avp", "vcp", 29, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(bsea, "tegra-avp", "bsea", 62, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(bsev, "tegra-aes", "bsev", 63, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(vde, "vde", NULL, 61, 0x1c8, 520000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_INT); +PERIPH_CLK(csite, "csite", NULL, 73, 0x1d4, 144000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* max rate ??? */ +PERIPH_CLK(la, "la", NULL, 76, 0x1f8, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); +PERIPH_CLK(owr, "tegra_w1", NULL, 71, 0x1cc, 26000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(nor, "nor", NULL, 42, 0x1d0, 127000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(mipi, "mipi", NULL, 50, 0x174, 60000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | PERIPH_ON_APB); /* scales with voltage */ +PERIPH_CLK(i2c1, "tegra-i2c.0", NULL, 12, 0x124, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB); +PERIPH_CLK(i2c2, "tegra-i2c.1", NULL, 54, 0x198, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB); +PERIPH_CLK(i2c3, "tegra-i2c.2", NULL, 67, 0x1b8, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB); +PERIPH_CLK(i2c4, "tegra-i2c.3", NULL, 103, 0x3c4, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB); +PERIPH_CLK(i2c5, "tegra-i2c.4", NULL, 47, 0x128, 26000000, mux_pllp_clkm, MUX | DIV_U16 | PERIPH_ON_APB); +PERIPH_CLK(uarta, "tegra-uart.0", NULL, 6, 0x178, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB); +PERIPH_CLK(uartb, "tegra-uart.1", NULL, 7, 0x17c, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB); +PERIPH_CLK(uartc, "tegra-uart.2", NULL, 55, 0x1a0, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB); +PERIPH_CLK(uartd, "tegra-uart.3", NULL, 65, 0x1c0, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB); +PERIPH_CLK(uarte, "tegra-uart.4", NULL, 66, 0x1c4, 800000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_UART | PERIPH_ON_APB); +PERIPH_CLK(vi, "tegra_camera", "vi", 20, 0x148, 425000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT); +PERIPH_CLK(3d, "3d", NULL, 24, 0x158, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE | PERIPH_MANUAL_RESET); +PERIPH_CLK(3d2, "3d2", NULL, 98, 0x3b0, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE | PERIPH_MANUAL_RESET); +PERIPH_CLK(2d, "2d", NULL, 21, 0x15c, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT | DIV_U71_IDLE); +PERIPH_CLK(vi_sensor, "tegra_camera", "vi_sensor", 20, 0x1a8, 150000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | PERIPH_NO_RESET); +PERIPH_CLK(epp, "epp", NULL, 19, 0x16c, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT); +PERIPH_CLK(mpe, "mpe", NULL, 60, 0x170, 520000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT); +PERIPH_CLK(host1x, "host1x", NULL, 28, 0x180, 260000000, mux_pllm_pllc_pllp_plla, MUX | DIV_U71 | DIV_U71_INT); +PERIPH_CLK(cve, "cve", NULL, 49, 0x140, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(tvo, "tvo", NULL, 49, 0x188, 250000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(dtv, "dtv", NULL, 79, 0x1dc, 250000000, mux_clk_m, 0); +PERIPH_CLK(hdmi, "hdmi", NULL, 51, 0x18c, 148500000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8 | DIV_U71); +PERIPH_CLK(tvdac, "tvdac", NULL, 53, 0x194, 220000000, mux_pllp_plld_pllc_clkm, MUX | DIV_U71); /* requires min voltage */ +PERIPH_CLK(disp1, "tegradc.0", NULL, 27, 0x138, 600000000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8); +PERIPH_CLK(disp2, "tegradc.1", NULL, 26, 0x13c, 600000000, mux_pllp_pllm_plld_plla_pllc_plld2_clkm, MUX | MUX8); +PERIPH_CLK(usbd, "fsl-tegra-udc", NULL, 22, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(usb2, "tegra-ehci.1", NULL, 58, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(usb3, "tegra-ehci.2", NULL, 59, 0, 480000000, mux_clk_m, 0); /* requires min voltage */ +PERIPH_CLK(dsia, "tegradc.0", "dsia", 48, 0, 500000000, mux_plld_out0, 0); +PERIPH_CLK(csi, "tegra_camera", "csi", 52, 0, 102000000, mux_pllp_out3, 0); +PERIPH_CLK(isp, "tegra_camera", "isp", 23, 0, 150000000, mux_clk_m, 0); /* same frequency as VI */ +PERIPH_CLK(csus, "tegra_camera", "csus", 92, 0, 150000000, mux_clk_m, PERIPH_NO_RESET); +PERIPH_CLK(tsensor, "tegra-tsensor", NULL, 100, 0x3b8, 216000000, mux_pllp_pllc_clkm_clk32, MUX | DIV_U71); +PERIPH_CLK(actmon, "actmon", NULL, 119, 0x3e8, 216000000, mux_pllp_pllc_clk32_clkm, MUX | DIV_U71); +PERIPH_CLK(extern1, "extern1", NULL, 120, 0x3ec, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71); +PERIPH_CLK(extern2, "extern2", NULL, 121, 0x3f0, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71); +PERIPH_CLK(extern3, "extern3", NULL, 122, 0x3f4, 216000000, mux_plla_clk32_pllp_clkm_plle, MUX | MUX8 | DIV_U71); +PERIPH_CLK(i2cslow, "i2cslow", NULL, 81, 0x3fc, 26000000, mux_pllp_pllc_clk32_clkm, MUX | DIV_U71 | PERIPH_ON_APB); +PERIPH_CLK(pcie, "tegra-pcie", "pcie", 70, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(afi, "tegra-pcie", "afi", 72, 0, 250000000, mux_clk_m, 0); +PERIPH_CLK(se, "se", NULL, 127, 0x42c, 520000000, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71 | DIV_U71_INT); + +static struct clk tegra_dsib; +static struct clk_tegra tegra_dsib_hw = { + .hw = { + .clk = &tegra_dsib, + }, + .lookup = { + .dev_id = "tegradc.1", + .con_id = "dsib", + }, + .reg = 0xd0, + .flags = MUX | PLLD, + .max_rate = 500000000, + .u.periph = { + .clk_num = 82, + }, + .reset = &tegra30_periph_clk_reset, +}; +static struct clk tegra_dsib = { + .name = "dsib", + .ops = &tegra30_dsib_clk_ops, + .hw = &tegra_dsib_hw.hw, + .parent_names = mux_plld_out0_plld2_out0, + .parents = mux_plld_out0_plld2_out0_p, + .num_parents = ARRAY_SIZE(mux_plld_out0_plld2_out0), +}; + +struct clk *tegra_list_clks[] = { + &tegra_apbdma, + &tegra_rtc, + &tegra_kbc, + &tegra_kfuse, + &tegra_fuse, + &tegra_fuse_burn, + &tegra_apbif, + &tegra_i2s0, + &tegra_i2s1, + &tegra_i2s2, + &tegra_i2s3, + &tegra_i2s4, + &tegra_spdif_out, + &tegra_spdif_in, + &tegra_pwm, + &tegra_d_audio, + &tegra_dam0, + &tegra_dam1, + &tegra_dam2, + &tegra_hda, + &tegra_hda2codec_2x, + &tegra_hda2hdmi, + &tegra_sbc1, + &tegra_sbc2, + &tegra_sbc3, + &tegra_sbc4, + &tegra_sbc5, + &tegra_sbc6, + &tegra_sata_oob, + &tegra_sata, + &tegra_sata_cold, + &tegra_ndflash, + &tegra_ndspeed, + &tegra_vfir, + &tegra_sdmmc1, + &tegra_sdmmc2, + &tegra_sdmmc3, + &tegra_sdmmc4, + &tegra_vcp, + &tegra_bsea, + &tegra_bsev, + &tegra_vde, + &tegra_csite, + &tegra_la, + &tegra_owr, + &tegra_nor, + &tegra_mipi, + &tegra_i2c1, + &tegra_i2c2, + &tegra_i2c3, + &tegra_i2c4, + &tegra_i2c5, + &tegra_uarta, + &tegra_uartb, + &tegra_uartc, + &tegra_uartd, + &tegra_uarte, + &tegra_vi, + &tegra_3d, + &tegra_3d2, + &tegra_2d, + &tegra_vi_sensor, + &tegra_epp, + &tegra_mpe, + &tegra_host1x, + &tegra_cve, + &tegra_tvo, + &tegra_dtv, + &tegra_hdmi, + &tegra_tvdac, + &tegra_disp1, + &tegra_disp2, + &tegra_usbd, + &tegra_usb2, + &tegra_usb3, + &tegra_dsia, + &tegra_dsib, + &tegra_csi, + &tegra_isp, + &tegra_csus, + &tegra_tsensor, + &tegra_actmon, + &tegra_extern1, + &tegra_extern2, + &tegra_extern3, + &tegra_i2cslow, + &tegra_pcie, + &tegra_afi, + &tegra_se, +}; + +#define CLK_DUPLICATE(_name, _dev, _con) \ + { \ + .name = _name, \ + .lookup = { \ + .dev_id = _dev, \ + .con_id = _con, \ + }, \ + } + +/* Some clocks may be used by different drivers depending on the board + * configuration. List those here to register them twice in the clock lookup + * table under two names. + */ +struct clk_duplicate tegra_clk_duplicates[] = { + CLK_DUPLICATE("uarta", "serial8250.0", NULL), + CLK_DUPLICATE("uartb", "serial8250.1", NULL), + CLK_DUPLICATE("uartc", "serial8250.2", NULL), + CLK_DUPLICATE("uartd", "serial8250.3", NULL), + CLK_DUPLICATE("uarte", "serial8250.4", NULL), + CLK_DUPLICATE("usbd", "utmip-pad", NULL), + CLK_DUPLICATE("usbd", "tegra-ehci.0", NULL), + CLK_DUPLICATE("usbd", "tegra-otg", NULL), + CLK_DUPLICATE("hdmi", "tegradc.0", "hdmi"), + CLK_DUPLICATE("hdmi", "tegradc.1", "hdmi"), + CLK_DUPLICATE("dsib", "tegradc.0", "dsib"), + CLK_DUPLICATE("dsia", "tegradc.1", "dsia"), + CLK_DUPLICATE("bsev", "tegra-avp", "bsev"), + CLK_DUPLICATE("bsev", "nvavp", "bsev"), + CLK_DUPLICATE("vde", "tegra-aes", "vde"), + CLK_DUPLICATE("bsea", "tegra-aes", "bsea"), + CLK_DUPLICATE("bsea", "nvavp", "bsea"), + CLK_DUPLICATE("cml1", "tegra_sata_cml", NULL), + CLK_DUPLICATE("cml0", "tegra_pcie", "cml"), + CLK_DUPLICATE("pciex", "tegra_pcie", "pciex"), + CLK_DUPLICATE("i2c1", "tegra-i2c-slave.0", NULL), + CLK_DUPLICATE("i2c2", "tegra-i2c-slave.1", NULL), + CLK_DUPLICATE("i2c3", "tegra-i2c-slave.2", NULL), + CLK_DUPLICATE("i2c4", "tegra-i2c-slave.3", NULL), + CLK_DUPLICATE("i2c5", "tegra-i2c-slave.4", NULL), + CLK_DUPLICATE("sbc1", "spi_slave_tegra.0", NULL), + CLK_DUPLICATE("sbc2", "spi_slave_tegra.1", NULL), + CLK_DUPLICATE("sbc3", "spi_slave_tegra.2", NULL), + CLK_DUPLICATE("sbc4", "spi_slave_tegra.3", NULL), + CLK_DUPLICATE("sbc5", "spi_slave_tegra.4", NULL), + CLK_DUPLICATE("sbc6", "spi_slave_tegra.5", NULL), + CLK_DUPLICATE("twd", "smp_twd", NULL), + CLK_DUPLICATE("vcp", "nvavp", "vcp"), + CLK_DUPLICATE("i2s0", NULL, "i2s0"), + CLK_DUPLICATE("i2s1", NULL, "i2s1"), + CLK_DUPLICATE("i2s2", NULL, "i2s2"), + CLK_DUPLICATE("i2s3", NULL, "i2s3"), + CLK_DUPLICATE("i2s4", NULL, "i2s4"), + CLK_DUPLICATE("dam0", NULL, "dam0"), + CLK_DUPLICATE("dam1", NULL, "dam1"), + CLK_DUPLICATE("dam2", NULL, "dam2"), + CLK_DUPLICATE("spdif_in", NULL, "spdif_in"), +}; + +struct clk *tegra_ptr_clks[] = { + &tegra_clk_32k, + &tegra_clk_m, + &tegra_clk_m_div2, + &tegra_clk_m_div4, + &tegra_pll_ref, + &tegra_pll_m, + &tegra_pll_m_out1, + &tegra_pll_c, + &tegra_pll_c_out1, + &tegra_pll_p, + &tegra_pll_p_out1, + &tegra_pll_p_out2, + &tegra_pll_p_out3, + &tegra_pll_p_out4, + &tegra_pll_a, + &tegra_pll_a_out0, + &tegra_pll_d, + &tegra_pll_d_out0, + &tegra_pll_d2, + &tegra_pll_d2_out0, + &tegra_pll_u, + &tegra_pll_x, + &tegra_pll_x_out0, + &tegra_pll_e, + &tegra_clk_cclk_g, + &tegra_cml0, + &tegra_cml1, + &tegra_pciex, + &tegra_clk_sclk, + &tegra_clk_blink, + &tegra30_clk_twd, +}; + +static void tegra30_init_one_clock(struct clk *c) +{ + struct clk_tegra *clk = to_clk_tegra(c->hw); + __clk_init(NULL, c); + INIT_LIST_HEAD(&clk->shared_bus_list); + if (!clk->lookup.dev_id && !clk->lookup.con_id) + clk->lookup.con_id = c->name; + clk->lookup.clk = c; + clkdev_add(&clk->lookup); + tegra_clk_add(c); +} + +void __init tegra30_init_clocks(void) +{ + int i; + struct clk *c; + + for (i = 0; i < ARRAY_SIZE(tegra_ptr_clks); i++) + tegra30_init_one_clock(tegra_ptr_clks[i]); + + for (i = 0; i < ARRAY_SIZE(tegra_list_clks); i++) + tegra30_init_one_clock(tegra_list_clks[i]); + + for (i = 0; i < ARRAY_SIZE(tegra_clk_duplicates); i++) { + c = tegra_get_clock_by_name(tegra_clk_duplicates[i].name); + if (!c) { + pr_err("%s: Unknown duplicate clock %s\n", __func__, + tegra_clk_duplicates[i].name); + continue; + } + + tegra_clk_duplicates[i].lookup.clk = c; + clkdev_add(&tegra_clk_duplicates[i].lookup); + } + + for (i = 0; i < ARRAY_SIZE(tegra_sync_source_list); i++) + tegra30_init_one_clock(tegra_sync_source_list[i]); + for (i = 0; i < ARRAY_SIZE(tegra_clk_audio_list); i++) + tegra30_init_one_clock(tegra_clk_audio_list[i]); + for (i = 0; i < ARRAY_SIZE(tegra_clk_audio_2x_list); i++) + tegra30_init_one_clock(tegra_clk_audio_2x_list[i]); + + for (i = 0; i < ARRAY_SIZE(tegra_clk_out_list); i++) + tegra30_init_one_clock(tegra_clk_out_list[i]); +} diff --git a/arch/arm/mach-tegra/timer.c b/arch/arm/mach-tegra/timer.c index 57b5bdc13b9..eccdce98304 100644 --- a/arch/arm/mach-tegra/timer.c +++ b/arch/arm/mach-tegra/timer.c @@ -33,7 +33,6 @@ #include <mach/iomap.h> #include <mach/irqs.h> -#include <mach/suspend.h> #include "board.h" #include "clock.h" diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 119bc52ab93..4e07eec1270 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -63,10 +63,11 @@ static int contextidr_notifier(struct notifier_block *unused, unsigned long cmd, pid = task_pid_nr(thread->task) << ASID_BITS; asm volatile( " mrc p15, 0, %0, c13, c0, 1\n" - " bfi %1, %0, #0, %2\n" - " mcr p15, 0, %1, c13, c0, 1\n" + " and %0, %0, %2\n" + " orr %0, %0, %1\n" + " mcr p15, 0, %0, c13, c0, 1\n" : "=r" (contextidr), "+r" (pid) - : "I" (ASID_BITS)); + : "I" (~ASID_MASK)); isb(); return NOTIFY_OK; diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 4e7d1182e8a..e59c4ab71bc 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -267,17 +267,19 @@ static void __dma_free_remap(void *cpu_addr, size_t size) vunmap(cpu_addr); } +#define DEFAULT_DMA_COHERENT_POOL_SIZE SZ_256K + struct dma_pool { size_t size; spinlock_t lock; unsigned long *bitmap; unsigned long nr_pages; void *vaddr; - struct page *page; + struct page **pages; }; static struct dma_pool atomic_pool = { - .size = SZ_256K, + .size = DEFAULT_DMA_COHERENT_POOL_SIZE, }; static int __init early_coherent_pool(char *p) @@ -287,6 +289,21 @@ static int __init early_coherent_pool(char *p) } early_param("coherent_pool", early_coherent_pool); +void __init init_dma_coherent_pool_size(unsigned long size) +{ + /* + * Catch any attempt to set the pool size too late. + */ + BUG_ON(atomic_pool.vaddr); + + /* + * Set architecture specific coherent pool size only if + * it has not been changed by kernel command line parameter. + */ + if (atomic_pool.size == DEFAULT_DMA_COHERENT_POOL_SIZE) + atomic_pool.size = size; +} + /* * Initialise the coherent pool for atomic allocations. */ @@ -297,6 +314,7 @@ static int __init atomic_pool_init(void) unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; + struct page **pages; void *ptr; int bitmap_size = BITS_TO_LONGS(nr_pages) * sizeof(long); @@ -304,21 +322,31 @@ static int __init atomic_pool_init(void) if (!bitmap) goto no_bitmap; + pages = kzalloc(nr_pages * sizeof(struct page *), GFP_KERNEL); + if (!pages) + goto no_pages; + if (IS_ENABLED(CONFIG_CMA)) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page); else ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, &page, NULL); if (ptr) { + int i; + + for (i = 0; i < nr_pages; i++) + pages[i] = page + i; + spin_lock_init(&pool->lock); pool->vaddr = ptr; - pool->page = page; + pool->pages = pages; pool->bitmap = bitmap; pool->nr_pages = nr_pages; pr_info("DMA: preallocated %u KiB pool for atomic coherent allocations\n", (unsigned)pool->size / 1024); return 0; } +no_pages: kfree(bitmap); no_bitmap: pr_err("DMA: failed to allocate %u KiB pool for atomic coherent allocation\n", @@ -443,27 +471,45 @@ static void *__alloc_from_pool(size_t size, struct page **ret_page) if (pageno < pool->nr_pages) { bitmap_set(pool->bitmap, pageno, count); ptr = pool->vaddr + PAGE_SIZE * pageno; - *ret_page = pool->page + pageno; + *ret_page = pool->pages[pageno]; + } else { + pr_err_once("ERROR: %u KiB atomic DMA coherent pool is too small!\n" + "Please increase it with coherent_pool= kernel parameter!\n", + (unsigned)pool->size / 1024); } spin_unlock_irqrestore(&pool->lock, flags); return ptr; } +static bool __in_atomic_pool(void *start, size_t size) +{ + struct dma_pool *pool = &atomic_pool; + void *end = start + size; + void *pool_start = pool->vaddr; + void *pool_end = pool->vaddr + pool->size; + + if (start < pool_start || start >= pool_end) + return false; + + if (end <= pool_end) + return true; + + WARN(1, "Wrong coherent size(%p-%p) from atomic pool(%p-%p)\n", + start, end - 1, pool_start, pool_end - 1); + + return false; +} + static int __free_from_pool(void *start, size_t size) { struct dma_pool *pool = &atomic_pool; unsigned long pageno, count; unsigned long flags; - if (start < pool->vaddr || start > pool->vaddr + pool->size) + if (!__in_atomic_pool(start, size)) return 0; - if (start + size > pool->vaddr + pool->size) { - WARN(1, "freeing wrong coherent size from pool\n"); - return 0; - } - pageno = (start - pool->vaddr) >> PAGE_SHIFT; count = size >> PAGE_SHIFT; @@ -1090,10 +1136,22 @@ static int __iommu_remove_mapping(struct device *dev, dma_addr_t iova, size_t si return 0; } +static struct page **__atomic_get_pages(void *addr) +{ + struct dma_pool *pool = &atomic_pool; + struct page **pages = pool->pages; + int offs = (addr - pool->vaddr) >> PAGE_SHIFT; + + return pages + offs; +} + static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs) { struct vm_struct *area; + if (__in_atomic_pool(cpu_addr, PAGE_SIZE)) + return __atomic_get_pages(cpu_addr); + if (dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) return cpu_addr; @@ -1103,6 +1161,34 @@ static struct page **__iommu_get_pages(void *cpu_addr, struct dma_attrs *attrs) return NULL; } +static void *__iommu_alloc_atomic(struct device *dev, size_t size, + dma_addr_t *handle) +{ + struct page *page; + void *addr; + + addr = __alloc_from_pool(size, &page); + if (!addr) + return NULL; + + *handle = __iommu_create_mapping(dev, &page, size); + if (*handle == DMA_ERROR_CODE) + goto err_mapping; + + return addr; + +err_mapping: + __free_from_pool(addr, size); + return NULL; +} + +static void __iommu_free_atomic(struct device *dev, struct page **pages, + dma_addr_t handle, size_t size) +{ + __iommu_remove_mapping(dev, handle, size); + __free_from_pool(page_address(pages[0]), size); +} + static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, struct dma_attrs *attrs) { @@ -1113,6 +1199,9 @@ static void *arm_iommu_alloc_attrs(struct device *dev, size_t size, *handle = DMA_ERROR_CODE; size = PAGE_ALIGN(size); + if (gfp & GFP_ATOMIC) + return __iommu_alloc_atomic(dev, size, handle); + pages = __iommu_alloc_buffer(dev, size, gfp); if (!pages) return NULL; @@ -1179,6 +1268,11 @@ void arm_iommu_free_attrs(struct device *dev, size_t size, void *cpu_addr, return; } + if (__in_atomic_pool(cpu_addr, size)) { + __iommu_free_atomic(dev, pages, handle, size); + return; + } + if (!dma_get_attr(DMA_ATTR_NO_KERNEL_MAPPING, attrs)) { unmap_kernel_range((unsigned long)cpu_addr, size); vunmap(cpu_addr); diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index 6776160618e..a8ee92da354 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -55,6 +55,9 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page /* permanent static mappings from iotable_init() */ #define VM_ARM_STATIC_MAPPING 0x40000000 +/* empty mapping */ +#define VM_ARM_EMPTY_MAPPING 0x20000000 + /* mapping type (attributes) for permanent static mappings */ #define VM_ARM_MTYPE(mt) ((mt) << 20) #define VM_ARM_MTYPE_MASK (0x1f << 20) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4c2d0451e84..c2fa21d0103 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -807,7 +807,7 @@ static void __init pmd_empty_section_gap(unsigned long addr) vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); vm->addr = (void *)addr; vm->size = SECTION_SIZE; - vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->flags = VM_IOREMAP | VM_ARM_EMPTY_MAPPING; vm->caller = pmd_empty_section_gap; vm_area_add_early(vm); } @@ -820,7 +820,7 @@ static void __init fill_pmd_gaps(void) /* we're still single threaded hence no lock needed here */ for (vm = vmlist; vm; vm = vm->next) { - if (!(vm->flags & VM_ARM_STATIC_MAPPING)) + if (!(vm->flags & (VM_ARM_STATIC_MAPPING | VM_ARM_EMPTY_MAPPING))) continue; addr = (unsigned long)vm->addr; if (addr < next) @@ -961,8 +961,8 @@ void __init sanity_check_meminfo(void) * Check whether this memory bank would partially overlap * the vmalloc area. */ - if (__va(bank->start + bank->size) > vmalloc_min || - __va(bank->start + bank->size) < __va(bank->start)) { + if (__va(bank->start + bank->size - 1) >= vmalloc_min || + __va(bank->start + bank->size - 1) <= __va(bank->start)) { unsigned long newsize = vmalloc_min - __va(bank->start); printk(KERN_NOTICE "Truncating RAM at %.8llx-%.8llx " "to -%.8llx (vmalloc region overlap).\n", diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 766181cb5c9..024f3b08db2 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -68,6 +68,7 @@ static unsigned long omap_sram_start; static void __iomem *omap_sram_base; +static unsigned long omap_sram_skip; static unsigned long omap_sram_size; static void __iomem *omap_sram_ceil; @@ -106,6 +107,7 @@ static int is_sram_locked(void) */ static void __init omap_detect_sram(void) { + omap_sram_skip = SRAM_BOOTLOADER_SZ; if (cpu_class_is_omap2()) { if (is_sram_locked()) { if (cpu_is_omap34xx()) { @@ -113,6 +115,7 @@ static void __init omap_detect_sram(void) if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { omap_sram_size = 0x7000; /* 28K */ + omap_sram_skip += SZ_16K; } else { omap_sram_size = 0x8000; /* 32K */ } @@ -175,8 +178,10 @@ static void __init omap_map_sram(void) return; #ifdef CONFIG_OMAP4_ERRATA_I688 + if (cpu_is_omap44xx()) { omap_sram_start += PAGE_SIZE; omap_sram_size -= SZ_16K; + } #endif if (cpu_is_omap34xx()) { /* @@ -203,8 +208,8 @@ static void __init omap_map_sram(void) * Looks like we need to preserve some bootloader code at the * beginning of SRAM for jumping to flash for reboot to work... */ - memset_io(omap_sram_base + SRAM_BOOTLOADER_SZ, 0, - omap_sram_size - SRAM_BOOTLOADER_SZ); + memset_io(omap_sram_base + omap_sram_skip, 0, + omap_sram_size - omap_sram_skip); } /* @@ -218,7 +223,7 @@ void *omap_sram_push_address(unsigned long size) { unsigned long available, new_ceil = (unsigned long)omap_sram_ceil; - available = omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ); + available = omap_sram_ceil - (omap_sram_base + omap_sram_skip); if (size > available) { pr_err("Not enough space in SRAM\n"); diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index 2997e56ce0d..ae87c5e3cbd 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -66,7 +66,6 @@ iq80321 ARCH_IQ80321 IQ80321 169 ks8695 ARCH_KS8695 KS8695 180 karo ARCH_KARO KARO 190 smdk2410 ARCH_SMDK2410 SMDK2410 193 -ceiva ARCH_CEIVA CEIVA 200 voiceblue MACH_VOICEBLUE VOICEBLUE 218 h5400 ARCH_H5400 H5400 220 omap_innovator MACH_OMAP_INNOVATOR OMAP_INNOVATOR 234 diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index f3486192063..c7092e6057c 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -38,6 +38,7 @@ config BLACKFIN select GENERIC_ATOMIC64 select GENERIC_IRQ_PROBE select IRQ_PER_CPU if SMP + select USE_GENERIC_SMP_HELPERS if SMP select HAVE_NMI_WATCHDOG if NMI_WATCHDOG select GENERIC_SMP_IDLE_THREAD select ARCH_USES_GETTIMEOFFSET if !GENERIC_CLOCKEVENTS diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile index d3d7e64ca96..66cf00095b8 100644 --- a/arch/blackfin/Makefile +++ b/arch/blackfin/Makefile @@ -20,7 +20,6 @@ endif KBUILD_AFLAGS += $(call cc-option,-mno-fdpic) KBUILD_CFLAGS_MODULE += -mlong-calls LDFLAGS += -m elf32bfin -KALLSYMS += --symbol-prefix=_ KBUILD_DEFCONFIG := BF537-STAMP_defconfig diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h index dc3d144b4bb..9631598dcc5 100644 --- a/arch/blackfin/include/asm/smp.h +++ b/arch/blackfin/include/asm/smp.h @@ -18,6 +18,8 @@ #define raw_smp_processor_id() blackfin_core_id() extern void bfin_relocate_coreb_l1_mem(void); +extern void arch_send_call_function_single_ipi(int cpu); +extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); #if defined(CONFIG_SMP) && defined(CONFIG_ICACHE_FLUSH_L1) asmlinkage void blackfin_icache_flush_range_l1(unsigned long *ptr); diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 00bbe672b3b..a40151306b7 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -48,10 +48,13 @@ unsigned long blackfin_iflush_l1_entry[NR_CPUS]; struct blackfin_initial_pda __cpuinitdata initial_pda_coreb; -#define BFIN_IPI_TIMER 0 -#define BFIN_IPI_RESCHEDULE 1 -#define BFIN_IPI_CALL_FUNC 2 -#define BFIN_IPI_CPU_STOP 3 +enum ipi_message_type { + BFIN_IPI_TIMER, + BFIN_IPI_RESCHEDULE, + BFIN_IPI_CALL_FUNC, + BFIN_IPI_CALL_FUNC_SINGLE, + BFIN_IPI_CPU_STOP, +}; struct blackfin_flush_data { unsigned long start; @@ -60,35 +63,20 @@ struct blackfin_flush_data { void *secondary_stack; - -struct smp_call_struct { - void (*func)(void *info); - void *info; - int wait; - cpumask_t *waitmask; -}; - static struct blackfin_flush_data smp_flush_data; static DEFINE_SPINLOCK(stop_lock); -struct ipi_message { - unsigned long type; - struct smp_call_struct call_struct; -}; - /* A magic number - stress test shows this is safe for common cases */ #define BFIN_IPI_MSGQ_LEN 5 /* Simple FIFO buffer, overflow leads to panic */ -struct ipi_message_queue { - spinlock_t lock; +struct ipi_data { unsigned long count; - unsigned long head; /* head of the queue */ - struct ipi_message ipi_message[BFIN_IPI_MSGQ_LEN]; + unsigned long bits; }; -static DEFINE_PER_CPU(struct ipi_message_queue, ipi_msg_queue); +static DEFINE_PER_CPU(struct ipi_data, bfin_ipi); static void ipi_cpu_stop(unsigned int cpu) { @@ -129,28 +117,6 @@ static void ipi_flush_icache(void *info) blackfin_icache_flush_range(fdata->start, fdata->end); } -static void ipi_call_function(unsigned int cpu, struct ipi_message *msg) -{ - int wait; - void (*func)(void *info); - void *info; - func = msg->call_struct.func; - info = msg->call_struct.info; - wait = msg->call_struct.wait; - func(info); - if (wait) { -#ifdef __ARCH_SYNC_CORE_DCACHE - /* - * 'wait' usually means synchronization between CPUs. - * Invalidate D cache in case shared data was changed - * by func() to ensure cache coherence. - */ - resync_core_dcache(); -#endif - cpumask_clear_cpu(cpu, msg->call_struct.waitmask); - } -} - /* Use IRQ_SUPPLE_0 to request reschedule. * When returning from interrupt to user space, * there is chance to reschedule */ @@ -172,152 +138,95 @@ void ipi_timer(void) static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) { - struct ipi_message *msg; - struct ipi_message_queue *msg_queue; + struct ipi_data *bfin_ipi_data; unsigned int cpu = smp_processor_id(); - unsigned long flags; + unsigned long pending; + unsigned long msg; platform_clear_ipi(cpu, IRQ_SUPPLE_1); - msg_queue = &__get_cpu_var(ipi_msg_queue); - - spin_lock_irqsave(&msg_queue->lock, flags); - - while (msg_queue->count) { - msg = &msg_queue->ipi_message[msg_queue->head]; - switch (msg->type) { - case BFIN_IPI_TIMER: - ipi_timer(); - break; - case BFIN_IPI_RESCHEDULE: - scheduler_ipi(); - break; - case BFIN_IPI_CALL_FUNC: - ipi_call_function(cpu, msg); - break; - case BFIN_IPI_CPU_STOP: - ipi_cpu_stop(cpu); - break; - default: - printk(KERN_CRIT "CPU%u: Unknown IPI message 0x%lx\n", - cpu, msg->type); - break; - } - msg_queue->head++; - msg_queue->head %= BFIN_IPI_MSGQ_LEN; - msg_queue->count--; + bfin_ipi_data = &__get_cpu_var(bfin_ipi); + + while ((pending = xchg(&bfin_ipi_data->bits, 0)) != 0) { + msg = 0; + do { + msg = find_next_bit(&pending, BITS_PER_LONG, msg + 1); + switch (msg) { + case BFIN_IPI_TIMER: + ipi_timer(); + break; + case BFIN_IPI_RESCHEDULE: + scheduler_ipi(); + break; + case BFIN_IPI_CALL_FUNC: + generic_smp_call_function_interrupt(); + break; + + case BFIN_IPI_CALL_FUNC_SINGLE: + generic_smp_call_function_single_interrupt(); + break; + + case BFIN_IPI_CPU_STOP: + ipi_cpu_stop(cpu); + break; + } + } while (msg < BITS_PER_LONG); + + smp_mb(); } - spin_unlock_irqrestore(&msg_queue->lock, flags); return IRQ_HANDLED; } -static void ipi_queue_init(void) +static void bfin_ipi_init(void) { unsigned int cpu; - struct ipi_message_queue *msg_queue; + struct ipi_data *bfin_ipi_data; for_each_possible_cpu(cpu) { - msg_queue = &per_cpu(ipi_msg_queue, cpu); - spin_lock_init(&msg_queue->lock); - msg_queue->count = 0; - msg_queue->head = 0; + bfin_ipi_data = &per_cpu(bfin_ipi, cpu); + bfin_ipi_data->bits = 0; + bfin_ipi_data->count = 0; } } -static inline void smp_send_message(cpumask_t callmap, unsigned long type, - void (*func) (void *info), void *info, int wait) +void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg) { unsigned int cpu; - struct ipi_message_queue *msg_queue; - struct ipi_message *msg; - unsigned long flags, next_msg; - cpumask_t waitmask; /* waitmask is shared by all cpus */ - - cpumask_copy(&waitmask, &callmap); - for_each_cpu(cpu, &callmap) { - msg_queue = &per_cpu(ipi_msg_queue, cpu); - spin_lock_irqsave(&msg_queue->lock, flags); - if (msg_queue->count < BFIN_IPI_MSGQ_LEN) { - next_msg = (msg_queue->head + msg_queue->count) - % BFIN_IPI_MSGQ_LEN; - msg = &msg_queue->ipi_message[next_msg]; - msg->type = type; - if (type == BFIN_IPI_CALL_FUNC) { - msg->call_struct.func = func; - msg->call_struct.info = info; - msg->call_struct.wait = wait; - msg->call_struct.waitmask = &waitmask; - } - msg_queue->count++; - } else - panic("IPI message queue overflow\n"); - spin_unlock_irqrestore(&msg_queue->lock, flags); + struct ipi_data *bfin_ipi_data; + unsigned long flags; + + local_irq_save(flags); + + for_each_cpu(cpu, cpumask) { + bfin_ipi_data = &per_cpu(bfin_ipi, cpu); + smp_mb(); + set_bit(msg, &bfin_ipi_data->bits); + bfin_ipi_data->count++; platform_send_ipi_cpu(cpu, IRQ_SUPPLE_1); } - if (wait) { - while (!cpumask_empty(&waitmask)) - blackfin_dcache_invalidate_range( - (unsigned long)(&waitmask), - (unsigned long)(&waitmask)); -#ifdef __ARCH_SYNC_CORE_DCACHE - /* - * Invalidate D cache in case shared data was changed by - * other processors to ensure cache coherence. - */ - resync_core_dcache(); -#endif - } + local_irq_restore(flags); } -int smp_call_function(void (*func)(void *info), void *info, int wait) +void arch_send_call_function_single_ipi(int cpu) { - cpumask_t callmap; - - preempt_disable(); - cpumask_copy(&callmap, cpu_online_mask); - cpumask_clear_cpu(smp_processor_id(), &callmap); - if (!cpumask_empty(&callmap)) - smp_send_message(callmap, BFIN_IPI_CALL_FUNC, func, info, wait); - - preempt_enable(); - - return 0; + send_ipi(cpumask_of(cpu), BFIN_IPI_CALL_FUNC_SINGLE); } -EXPORT_SYMBOL_GPL(smp_call_function); -int smp_call_function_single(int cpuid, void (*func) (void *info), void *info, - int wait) +void arch_send_call_function_ipi_mask(const struct cpumask *mask) { - unsigned int cpu = cpuid; - cpumask_t callmap; - - if (cpu_is_offline(cpu)) - return 0; - cpumask_clear(&callmap); - cpumask_set_cpu(cpu, &callmap); - - smp_send_message(callmap, BFIN_IPI_CALL_FUNC, func, info, wait); - - return 0; + send_ipi(mask, BFIN_IPI_CALL_FUNC); } -EXPORT_SYMBOL_GPL(smp_call_function_single); void smp_send_reschedule(int cpu) { - cpumask_t callmap; - /* simply trigger an ipi */ - - cpumask_clear(&callmap); - cpumask_set_cpu(cpu, &callmap); - - smp_send_message(callmap, BFIN_IPI_RESCHEDULE, NULL, NULL, 0); + send_ipi(cpumask_of(cpu), BFIN_IPI_RESCHEDULE); return; } void smp_send_msg(const struct cpumask *mask, unsigned long type) { - smp_send_message(*mask, type, NULL, NULL, 0); + send_ipi(mask, type); } void smp_timer_broadcast(const struct cpumask *mask) @@ -333,7 +242,7 @@ void smp_send_stop(void) cpumask_copy(&callmap, cpu_online_mask); cpumask_clear_cpu(smp_processor_id(), &callmap); if (!cpumask_empty(&callmap)) - smp_send_message(callmap, BFIN_IPI_CPU_STOP, NULL, NULL, 0); + send_ipi(&callmap, BFIN_IPI_CPU_STOP); preempt_enable(); @@ -436,7 +345,7 @@ void __init smp_prepare_boot_cpu(void) void __init smp_prepare_cpus(unsigned int max_cpus) { platform_prepare_cpus(max_cpus); - ipi_queue_init(); + bfin_ipi_init(); platform_request_ipi(IRQ_SUPPLE_0, ipi_handler_int0); platform_request_ipi(IRQ_SUPPLE_1, ipi_handler_int1); } diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 53b6dfa8334..54b73a28c20 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -386,6 +386,7 @@ extern unsigned long cpuidle_disable; enum idle_boot_override {IDLE_NO_OVERRIDE = 0, IDLE_POWERSAVE_OFF}; extern int powersave_nap; /* set if nap mode can be used in idle loop */ +extern void power7_nap(void); #ifdef CONFIG_PSERIES_IDLE extern void update_smt_snooze_delay(int snooze); diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 85b05c463fa..e8995727b1c 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -76,6 +76,7 @@ int main(void) DEFINE(SIGSEGV, SIGSEGV); DEFINE(NMI_MASK, NMI_MASK); DEFINE(THREAD_DSCR, offsetof(struct thread_struct, dscr)); + DEFINE(THREAD_DSCR_INHERIT, offsetof(struct thread_struct, dscr_inherit)); #else DEFINE(THREAD_INFO, offsetof(struct task_struct, stack)); #endif /* CONFIG_PPC64 */ diff --git a/arch/powerpc/kernel/dbell.c b/arch/powerpc/kernel/dbell.c index 5b25c8060fd..a892680668d 100644 --- a/arch/powerpc/kernel/dbell.c +++ b/arch/powerpc/kernel/dbell.c @@ -28,6 +28,8 @@ void doorbell_setup_this_cpu(void) void doorbell_cause_ipi(int cpu, unsigned long data) { + /* Order previous accesses vs. msgsnd, which is treated as a store */ + mb(); ppc_msgsnd(PPC_DBELL, 0, data); } diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 4b01a25e29e..b40e0b4815b 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -370,6 +370,12 @@ _GLOBAL(ret_from_fork) li r3,0 b syscall_exit + .section ".toc","aw" +DSCR_DEFAULT: + .tc dscr_default[TC],dscr_default + + .section ".text" + /* * This routine switches between two different tasks. The process * state of one is saved on its kernel stack. Then the state @@ -509,9 +515,6 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT) mr r1,r8 /* start using new stack pointer */ std r7,PACAKSAVE(r13) - ld r6,_CCR(r1) - mtcrf 0xFF,r6 - #ifdef CONFIG_ALTIVEC BEGIN_FTR_SECTION ld r0,THREAD_VRSAVE(r4) @@ -520,14 +523,22 @@ END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC) #endif /* CONFIG_ALTIVEC */ #ifdef CONFIG_PPC64 BEGIN_FTR_SECTION + lwz r6,THREAD_DSCR_INHERIT(r4) + ld r7,DSCR_DEFAULT@toc(2) ld r0,THREAD_DSCR(r4) - cmpd r0,r25 - beq 1f + cmpwi r6,0 + bne 1f + ld r0,0(r7) +1: cmpd r0,r25 + beq 2f mtspr SPRN_DSCR,r0 -1: +2: END_FTR_SECTION_IFSET(CPU_FTR_DSCR) #endif + ld r6,_CCR(r1) + mtcrf 0xFF,r6 + /* r3-r13 are destroyed -- Cort */ REST_8GPRS(14, r1) REST_10GPRS(22, r1) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index e894515e77b..39aa97d3ff8 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -186,7 +186,7 @@ hardware_interrupt_hv: KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0x800) MASKABLE_EXCEPTION_PSERIES(0x900, 0x900, decrementer) - MASKABLE_EXCEPTION_HV(0x980, 0x982, decrementer) + STD_EXCEPTION_HV(0x980, 0x982, hdecrementer) STD_EXCEPTION_PSERIES(0xa00, 0xa00, trap_0a) KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xa00) @@ -486,6 +486,7 @@ machine_check_common: STD_EXCEPTION_COMMON_ASYNC(0x500, hardware_interrupt, do_IRQ) STD_EXCEPTION_COMMON_ASYNC(0x900, decrementer, .timer_interrupt) + STD_EXCEPTION_COMMON(0x980, hdecrementer, .hdec_interrupt) STD_EXCEPTION_COMMON(0xa00, trap_0a, .unknown_exception) STD_EXCEPTION_COMMON(0xb00, trap_0b, .unknown_exception) STD_EXCEPTION_COMMON(0xd00, single_step, .single_step_exception) diff --git a/arch/powerpc/kernel/idle_power7.S b/arch/powerpc/kernel/idle_power7.S index 7140d838339..e11863f4e59 100644 --- a/arch/powerpc/kernel/idle_power7.S +++ b/arch/powerpc/kernel/idle_power7.S @@ -28,7 +28,9 @@ _GLOBAL(power7_idle) lwz r4,ADDROFF(powersave_nap)(r3) cmpwi 0,r4,0 beqlr + /* fall through */ +_GLOBAL(power7_nap) /* NAP is a state loss, we create a regs frame on the * stack, fill it up with the state we care about and * stick a pointer to it in PACAR1. We really only diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 710f400476d..1a1f2ddfb58 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -802,16 +802,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, #endif /* CONFIG_PPC_STD_MMU_64 */ #ifdef CONFIG_PPC64 if (cpu_has_feature(CPU_FTR_DSCR)) { - if (current->thread.dscr_inherit) { - p->thread.dscr_inherit = 1; - p->thread.dscr = current->thread.dscr; - } else if (0 != dscr_default) { - p->thread.dscr_inherit = 1; - p->thread.dscr = dscr_default; - } else { - p->thread.dscr_inherit = 0; - p->thread.dscr = 0; - } + p->thread.dscr_inherit = current->thread.dscr_inherit; + p->thread.dscr = current->thread.dscr; } #endif diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 0321007086f..8d4214afc21 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -198,8 +198,15 @@ void smp_muxed_ipi_message_pass(int cpu, int msg) struct cpu_messages *info = &per_cpu(ipi_message, cpu); char *message = (char *)&info->messages; + /* + * Order previous accesses before accesses in the IPI handler. + */ + smp_mb(); message[msg] = 1; - mb(); + /* + * cause_ipi functions are required to include a full barrier + * before doing whatever causes the IPI. + */ smp_ops->cause_ipi(cpu, info->data); } @@ -211,7 +218,7 @@ irqreturn_t smp_ipi_demux(void) mb(); /* order any irq clear */ do { - all = xchg_local(&info->messages, 0); + all = xchg(&info->messages, 0); #ifdef __BIG_ENDIAN if (all & (1 << (24 - 8 * PPC_MSG_CALL_FUNCTION))) diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 3529446c2ab..8302af64921 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -194,6 +194,14 @@ static ssize_t show_dscr_default(struct device *dev, return sprintf(buf, "%lx\n", dscr_default); } +static void update_dscr(void *dummy) +{ + if (!current->thread.dscr_inherit) { + current->thread.dscr = dscr_default; + mtspr(SPRN_DSCR, dscr_default); + } +} + static ssize_t __used store_dscr_default(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -206,6 +214,8 @@ static ssize_t __used store_dscr_default(struct device *dev, return -EINVAL; dscr_default = val; + on_each_cpu(update_dscr, NULL, 1); + return count; } diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index be171ee73bf..e49e93191b6 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -535,6 +535,15 @@ void timer_interrupt(struct pt_regs * regs) trace_timer_interrupt_exit(regs); } +/* + * Hypervisor decrementer interrupts shouldn't occur but are sometimes + * left pending on exit from a KVM guest. We don't need to do anything + * to clear them, as they are edge-triggered. + */ +void hdec_interrupt(struct pt_regs *regs) +{ +} + #ifdef CONFIG_SUSPEND static void generic_suspend_disable_irqs(void) { diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 158972341a2..ae0843fa7a6 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -972,8 +972,9 @@ static int emulate_instruction(struct pt_regs *regs) cpu_has_feature(CPU_FTR_DSCR)) { PPC_WARN_EMULATED(mtdscr, regs); rd = (instword >> 21) & 0x1f; - mtspr(SPRN_DSCR, regs->gpr[rd]); + current->thread.dscr = regs->gpr[rd]; current->thread.dscr_inherit = 1; + mtspr(SPRN_DSCR, current->thread.dscr); return 0; } #endif diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index dd223b3eb33..17e5b236431 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -20,7 +20,7 @@ int patch_instruction(unsigned int *addr, unsigned int instr) { int err; - err = __put_user(instr, addr); + __put_user_size(instr, addr, 4, err); if (err) return err; asm ("dcbst 0, %0; sync; icbi 0,%0; sync; isync" : : "r" (addr)); diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 39b159751c3..59213cfaeca 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1436,11 +1436,11 @@ static long vphn_get_associativity(unsigned long cpu, /* * Update the node maps and sysfs entries for each cpu whose home node - * has changed. + * has changed. Returns 1 when the topology has changed, and 0 otherwise. */ int arch_update_cpu_topology(void) { - int cpu, nid, old_nid; + int cpu, nid, old_nid, changed = 0; unsigned int associativity[VPHN_ASSOC_BUFSIZE] = {0}; struct device *dev; @@ -1466,9 +1466,10 @@ int arch_update_cpu_topology(void) dev = get_cpu_device(cpu); if (dev) kobject_uevent(&dev->kobj, KOBJ_CHANGE); + changed = 1; } - return 1; + return changed; } static void topology_work_fn(struct work_struct *work) diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 3ef46254c35..7698b6e13c5 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -106,14 +106,6 @@ static void pnv_smp_cpu_kill_self(void) { unsigned int cpu; - /* If powersave_nap is enabled, use NAP mode, else just - * spin aimlessly - */ - if (!powersave_nap) { - generic_mach_cpu_die(); - return; - } - /* Standard hot unplug procedure */ local_irq_disable(); idle_task_exit(); @@ -128,7 +120,7 @@ static void pnv_smp_cpu_kill_self(void) */ mtspr(SPRN_LPCR, mfspr(SPRN_LPCR) & ~(u64)LPCR_PECE1); while (!generic_check_cpu_restart(cpu)) { - power7_idle(); + power7_nap(); if (!generic_check_cpu_restart(cpu)) { DBG("CPU%d Unexpected exit while offline !\n", cpu); /* We may be getting an IPI, so we re-enable diff --git a/arch/powerpc/sysdev/xics/icp-hv.c b/arch/powerpc/sysdev/xics/icp-hv.c index 14469cf9df6..df0fc582146 100644 --- a/arch/powerpc/sysdev/xics/icp-hv.c +++ b/arch/powerpc/sysdev/xics/icp-hv.c @@ -65,7 +65,11 @@ static inline void icp_hv_set_xirr(unsigned int value) static inline void icp_hv_set_qirr(int n_cpu , u8 value) { int hw_cpu = get_hard_smp_processor_id(n_cpu); - long rc = plpar_hcall_norets(H_IPI, hw_cpu, value); + long rc; + + /* Make sure all previous accesses are ordered before IPI sending */ + mb(); + rc = plpar_hcall_norets(H_IPI, hw_cpu, value); if (rc != H_SUCCESS) { pr_err("%s: bad return code qirr cpu=%d hw_cpu=%d mfrr=0x%x " "returned %ld\n", __func__, n_cpu, hw_cpu, value, rc); diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c index a1e9d69a9c9..584b93674ea 100644 --- a/arch/s390/oprofile/init.c +++ b/arch/s390/oprofile/init.c @@ -169,7 +169,7 @@ static ssize_t hw_interval_write(struct file *file, char const __user *buf, if (*offset) return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val < oprofile_min_interval) oprofile_hw_interval = oprofile_min_interval; @@ -212,7 +212,7 @@ static ssize_t hwsampler_zero_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0) return -EINVAL; @@ -243,7 +243,7 @@ static ssize_t hwsampler_kernel_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) @@ -278,7 +278,7 @@ static ssize_t hwsampler_user_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) @@ -317,7 +317,7 @@ static ssize_t timer_enabled_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (val != 0 && val != 1) diff --git a/arch/um/os-Linux/time.c b/arch/um/os-Linux/time.c index f60238559af..0748fe0c8a7 100644 --- a/arch/um/os-Linux/time.c +++ b/arch/um/os-Linux/time.c @@ -114,7 +114,7 @@ static void deliver_alarm(void) skew += this_tick - last_tick; while (skew >= one_tick) { - alarm_handler(SIGVTALRM, NULL); + alarm_handler(SIGVTALRM, NULL, NULL); skew -= one_tick; } diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 7f2739e03e7..0d3d63afa76 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -2008,6 +2008,7 @@ __init int intel_pmu_init(void) break; case 28: /* Atom */ + case 54: /* Cedariew */ memcpy(hw_cache_event_ids, atom_hw_cache_event_ids, sizeof(hw_cache_event_ids)); diff --git a/arch/x86/kernel/cpu/perf_event_intel_lbr.c b/arch/x86/kernel/cpu/perf_event_intel_lbr.c index 520b4265fcd..da02e9cc375 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_lbr.c +++ b/arch/x86/kernel/cpu/perf_event_intel_lbr.c @@ -686,7 +686,8 @@ void intel_pmu_lbr_init_atom(void) * to have an operational LBR which can freeze * on PMU interrupt */ - if (boot_cpu_data.x86_mask < 10) { + if (boot_cpu_data.x86_model == 28 + && boot_cpu_data.x86_mask < 10) { pr_cont("LBR disabled due to erratum"); return; } diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index 4873e62db6a..9e5bcf1e237 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c @@ -225,6 +225,9 @@ static ssize_t microcode_write(struct file *file, const char __user *buf, if (do_microcode_update(buf, len) == 0) ret = (ssize_t)len; + if (ret > 0) + perf_check_microcode(); + mutex_unlock(µcode_mutex); put_online_cpus(); diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c index e498b18f010..9fc9aa7ac70 100644 --- a/arch/x86/kvm/i8259.c +++ b/arch/x86/kvm/i8259.c @@ -318,7 +318,7 @@ static void pic_ioport_write(void *opaque, u32 addr, u32 val) if (val & 0x10) { u8 edge_irr = s->irr & ~s->elcr; int i; - bool found; + bool found = false; struct kvm_vcpu *vcpu; s->init4 = val & 1; diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index c00f03de1b7..b1eb202ee76 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -3619,6 +3619,7 @@ static void seg_setup(int seg) static int alloc_apic_access_page(struct kvm *kvm) { + struct page *page; struct kvm_userspace_memory_region kvm_userspace_mem; int r = 0; @@ -3633,7 +3634,13 @@ static int alloc_apic_access_page(struct kvm *kvm) if (r) goto out; - kvm->arch.apic_access_page = gfn_to_page(kvm, 0xfee00); + page = gfn_to_page(kvm, 0xfee00); + if (is_error_page(page)) { + r = -EFAULT; + goto out; + } + + kvm->arch.apic_access_page = page; out: mutex_unlock(&kvm->slots_lock); return r; @@ -3641,6 +3648,7 @@ out: static int alloc_identity_pagetable(struct kvm *kvm) { + struct page *page; struct kvm_userspace_memory_region kvm_userspace_mem; int r = 0; @@ -3656,8 +3664,13 @@ static int alloc_identity_pagetable(struct kvm *kvm) if (r) goto out; - kvm->arch.ept_identity_pagetable = gfn_to_page(kvm, - kvm->arch.ept_identity_map_addr >> PAGE_SHIFT); + page = gfn_to_page(kvm, kvm->arch.ept_identity_map_addr >> PAGE_SHIFT); + if (is_error_page(page)) { + r = -EFAULT; + goto out; + } + + kvm->arch.ept_identity_pagetable = page; out: mutex_unlock(&kvm->slots_lock); return r; @@ -6575,7 +6588,7 @@ static void vmx_cpuid_update(struct kvm_vcpu *vcpu) /* Exposing INVPCID only when PCID is exposed */ best = kvm_find_cpuid_entry(vcpu, 0x7, 0); if (vmx_invpcid_supported() && - best && (best->ecx & bit(X86_FEATURE_INVPCID)) && + best && (best->ebx & bit(X86_FEATURE_INVPCID)) && guest_cpuid_has_pcid(vcpu)) { exec_control |= SECONDARY_EXEC_ENABLE_INVPCID; vmcs_write32(SECONDARY_VM_EXEC_CONTROL, @@ -6585,7 +6598,7 @@ static void vmx_cpuid_update(struct kvm_vcpu *vcpu) vmcs_write32(SECONDARY_VM_EXEC_CONTROL, exec_control); if (best) - best->ecx &= ~bit(X86_FEATURE_INVPCID); + best->ebx &= ~bit(X86_FEATURE_INVPCID); } } diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 148ed666e31..2966c847d48 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -5113,17 +5113,20 @@ static void post_kvm_run_save(struct kvm_vcpu *vcpu) !kvm_event_needs_reinjection(vcpu); } -static void vapic_enter(struct kvm_vcpu *vcpu) +static int vapic_enter(struct kvm_vcpu *vcpu) { struct kvm_lapic *apic = vcpu->arch.apic; struct page *page; if (!apic || !apic->vapic_addr) - return; + return 0; page = gfn_to_page(vcpu->kvm, apic->vapic_addr >> PAGE_SHIFT); + if (is_error_page(page)) + return -EFAULT; vcpu->arch.apic->vapic_page = page; + return 0; } static void vapic_exit(struct kvm_vcpu *vcpu) @@ -5430,7 +5433,11 @@ static int __vcpu_run(struct kvm_vcpu *vcpu) } vcpu->srcu_idx = srcu_read_lock(&kvm->srcu); - vapic_enter(vcpu); + r = vapic_enter(vcpu); + if (r) { + srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx); + return r; + } r = 1; while (r > 0) { diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index b65a76133f4..5141d808e75 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1283,7 +1283,7 @@ static void xen_flush_tlb_others(const struct cpumask *cpus, cpumask_clear_cpu(smp_processor_id(), to_cpumask(args->mask)); args->op.cmd = MMUEXT_TLB_FLUSH_MULTI; - if (start != TLB_FLUSH_ALL && (end - start) <= PAGE_SIZE) { + if (end != TLB_FLUSH_ALL && (end - start) <= PAGE_SIZE) { args->op.cmd = MMUEXT_INVLPG_MULTI; args->op.arg1.linear_addr = start; } diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index d4b25546325..76ba0e97e53 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -599,7 +599,7 @@ bool __init early_can_reuse_p2m_middle(unsigned long set_pfn, unsigned long set_ if (p2m_index(set_pfn)) return false; - for (pfn = 0; pfn <= MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) { + for (pfn = 0; pfn < MAX_DOMAIN_PAGES; pfn += P2M_PER_PAGE) { topidx = p2m_top_index(pfn); if (!p2m_top[topidx]) diff --git a/crypto/authenc.c b/crypto/authenc.c index 5ef7ba6b6a7..d0583a4489e 100644 --- a/crypto/authenc.c +++ b/crypto/authenc.c @@ -336,7 +336,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv, cryptlen += ivsize; } - if (sg_is_last(assoc)) { + if (req->assoclen && sg_is_last(assoc)) { authenc_ahash_fn = crypto_authenc_ahash; sg_init_table(asg, 2); sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset); @@ -490,7 +490,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv, cryptlen += ivsize; } - if (sg_is_last(assoc)) { + if (req->assoclen && sg_is_last(assoc)) { authenc_ahash_fn = crypto_authenc_ahash; sg_init_table(asg, 2); sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset); diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 9628652e080..e0596954290 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -237,6 +237,16 @@ static int __acpi_bus_get_power(struct acpi_device *device, int *state) } else if (result == ACPI_STATE_D3_HOT) { result = ACPI_STATE_D3; } + + /* + * If we were unsure about the device parent's power state up to this + * point, the fact that the device is in D0 implies that the parent has + * to be in D0 too. + */ + if (device->parent && device->parent->power.state == ACPI_STATE_UNKNOWN + && result == ACPI_STATE_D0) + device->parent->power.state = ACPI_STATE_D0; + *state = result; out: diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index fc180341462..40e38a06ba8 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -107,6 +107,7 @@ struct acpi_power_resource { /* List of devices relying on this power resource */ struct acpi_power_resource_device *devices; + struct mutex devices_lock; }; static struct list_head acpi_power_resource_list; @@ -225,7 +226,6 @@ static void acpi_power_on_device(struct acpi_power_managed_device *device) static int __acpi_power_on(struct acpi_power_resource *resource) { - struct acpi_power_resource_device *device_list = resource->devices; acpi_status status = AE_OK; status = acpi_evaluate_object(resource->device->handle, "_ON", NULL, NULL); @@ -238,19 +238,15 @@ static int __acpi_power_on(struct acpi_power_resource *resource) ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Power resource [%s] turned on\n", resource->name)); - while (device_list) { - acpi_power_on_device(device_list->device); - - device_list = device_list->next; - } - return 0; } static int acpi_power_on(acpi_handle handle) { int result = 0; + bool resume_device = false; struct acpi_power_resource *resource = NULL; + struct acpi_power_resource_device *device_list; result = acpi_power_get_context(handle, &resource); if (result) @@ -266,10 +262,25 @@ static int acpi_power_on(acpi_handle handle) result = __acpi_power_on(resource); if (result) resource->ref_count--; + else + resume_device = true; } mutex_unlock(&resource->resource_lock); + if (!resume_device) + return result; + + mutex_lock(&resource->devices_lock); + + device_list = resource->devices; + while (device_list) { + acpi_power_on_device(device_list->device); + device_list = device_list->next; + } + + mutex_unlock(&resource->devices_lock); + return result; } @@ -355,7 +366,7 @@ static void __acpi_power_resource_unregister_device(struct device *dev, if (acpi_power_get_context(res_handle, &resource)) return; - mutex_lock(&resource->resource_lock); + mutex_lock(&resource->devices_lock); prev = NULL; curr = resource->devices; while (curr) { @@ -372,7 +383,7 @@ static void __acpi_power_resource_unregister_device(struct device *dev, prev = curr; curr = curr->next; } - mutex_unlock(&resource->resource_lock); + mutex_unlock(&resource->devices_lock); } /* Unlink dev from all power resources in _PR0 */ @@ -414,10 +425,10 @@ static int __acpi_power_resource_register_device( power_resource_device->device = powered_device; - mutex_lock(&resource->resource_lock); + mutex_lock(&resource->devices_lock); power_resource_device->next = resource->devices; resource->devices = power_resource_device; - mutex_unlock(&resource->resource_lock); + mutex_unlock(&resource->devices_lock); return 0; } @@ -462,7 +473,7 @@ int acpi_power_resource_register_device(struct device *dev, acpi_handle handle) return ret; no_power_resource: - printk(KERN_WARNING PREFIX "Invalid Power Resource to register!"); + printk(KERN_DEBUG PREFIX "Invalid Power Resource to register!"); return -ENODEV; } EXPORT_SYMBOL_GPL(acpi_power_resource_register_device); @@ -721,6 +732,7 @@ static int acpi_power_add(struct acpi_device *device) resource->device = device; mutex_init(&resource->resource_lock); + mutex_init(&resource->devices_lock); strcpy(resource->name, device->pnp.bus_id); strcpy(acpi_device_name(device), ACPI_POWER_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_POWER_CLASS); diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 50d5dea0ff5..7862d17976b 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -268,6 +268,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci_ign_iferr }, + /* JMicron 362B and 362C have an AHCI function with IDE class code */ + { PCI_VDEVICE(JMICRON, 0x2362), board_ahci_ign_iferr }, + { PCI_VDEVICE(JMICRON, 0x236f), board_ahci_ign_iferr }, /* ATI */ { PCI_VDEVICE(ATI, 0x4380), board_ahci_sb600 }, /* ATI SB600 */ @@ -393,6 +396,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ { PCI_DEVICE(0x1b4b, 0x917a), .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ + { PCI_DEVICE(0x1b4b, 0x9192), + .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ { PCI_DEVICE(0x1b4b, 0x91a3), .driver_data = board_ahci_yes_fbs }, @@ -400,7 +405,10 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ /* Asmedia */ - { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1061 */ + { PCI_VDEVICE(ASMEDIA, 0x0601), board_ahci }, /* ASM1060 */ + { PCI_VDEVICE(ASMEDIA, 0x0602), board_ahci }, /* ASM1060 */ + { PCI_VDEVICE(ASMEDIA, 0x0611), board_ahci }, /* ASM1061 */ + { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1062 */ /* Generic, PCI class code for AHCI */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c index 78efb0306a4..34d94c762a1 100644 --- a/drivers/base/dma-contiguous.c +++ b/drivers/base/dma-contiguous.c @@ -250,7 +250,7 @@ int __init dma_declare_contiguous(struct device *dev, unsigned long size, return -EINVAL; /* Sanitise input arguments */ - alignment = PAGE_SIZE << max(MAX_ORDER, pageblock_order); + alignment = PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order); base = ALIGN(base, alignment); size = ALIGN(size, alignment); limit &= ~(alignment - 1); diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index 11f36e50213..fc2de5528dc 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -86,6 +86,7 @@ static struct usb_device_id ath3k_table[] = { /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C) }, + { USB_DEVICE(0x0489, 0xE036) }, { } /* Terminating entry */ }; @@ -109,6 +110,7 @@ static struct usb_device_id ath3k_blist_tbl[] = { /* Atheros AR5BBU22 with sflash firmware */ { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 }, { } /* Terminating entry */ }; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index cef3bac1a54..654e248763e 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -52,6 +52,9 @@ static struct usb_device_id btusb_table[] = { /* Generic Bluetooth USB device */ { USB_DEVICE_INFO(0xe0, 0x01, 0x01) }, + /* Apple-specific (Broadcom) devices */ + { USB_VENDOR_AND_INTERFACE_INFO(0x05ac, 0xff, 0x01, 0x01) }, + /* Broadcom SoftSailing reporting vendor specific */ { USB_DEVICE(0x0a5c, 0x21e1) }, @@ -94,16 +97,14 @@ static struct usb_device_id btusb_table[] = { /* Broadcom BCM20702A0 */ { USB_DEVICE(0x0489, 0xe042) }, - { USB_DEVICE(0x0a5c, 0x21e3) }, - { USB_DEVICE(0x0a5c, 0x21e6) }, - { USB_DEVICE(0x0a5c, 0x21e8) }, - { USB_DEVICE(0x0a5c, 0x21f3) }, - { USB_DEVICE(0x0a5c, 0x21f4) }, { USB_DEVICE(0x413c, 0x8197) }, /* Foxconn - Hon Hai */ { USB_DEVICE(0x0489, 0xe033) }, + /*Broadcom devices with vendor specific id */ + { USB_VENDOR_AND_INTERFACE_INFO(0x0a5c, 0xff, 0x01, 0x01) }, + { } /* Terminating entry */ }; @@ -141,6 +142,7 @@ static struct usb_device_id blacklist_table[] = { /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0489, 0xe036), .driver_info = BTUSB_ATH3012 }, /* Broadcom BCM2035 */ { USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU }, diff --git a/drivers/crypto/caam/key_gen.c b/drivers/crypto/caam/key_gen.c index 002888185f1..d216cd3cc56 100644 --- a/drivers/crypto/caam/key_gen.c +++ b/drivers/crypto/caam/key_gen.c @@ -120,3 +120,4 @@ u32 gen_split_key(struct device *jrdev, u8 *key_out, int split_key_len, return ret; } +EXPORT_SYMBOL(gen_split_key); diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index 920a609b2c3..38f9e52f358 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -669,13 +669,18 @@ static int __devinit max77693_muic_probe(struct platform_device *pdev) } info->dev = &pdev->dev; info->max77693 = max77693; - info->max77693->regmap_muic = regmap_init_i2c(info->max77693->muic, - &max77693_muic_regmap_config); - if (IS_ERR(info->max77693->regmap_muic)) { - ret = PTR_ERR(info->max77693->regmap_muic); - dev_err(max77693->dev, - "failed to allocate register map: %d\n", ret); - goto err_regmap; + if (info->max77693->regmap_muic) + dev_dbg(&pdev->dev, "allocate register map\n"); + else { + info->max77693->regmap_muic = devm_regmap_init_i2c( + info->max77693->muic, + &max77693_muic_regmap_config); + if (IS_ERR(info->max77693->regmap_muic)) { + ret = PTR_ERR(info->max77693->regmap_muic); + dev_err(max77693->dev, + "failed to allocate register map: %d\n", ret); + goto err_regmap; + } } platform_set_drvdata(pdev, info); mutex_init(&info->mutex); diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index b16c8a72a2e..ba7926f5c09 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -294,7 +294,7 @@ config GPIO_MAX732X_IRQ config GPIO_MC9S08DZ60 bool "MX35 3DS BOARD MC9S08DZ60 GPIO functions" - depends on I2C && MACH_MX35_3DS + depends on I2C=y && MACH_MX35_3DS help Select this to enable the MC9S08DZ60 GPIO driver diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c index ae37181798b..ec48ed51262 100644 --- a/drivers/gpio/gpio-em.c +++ b/drivers/gpio/gpio-em.c @@ -247,9 +247,9 @@ static int __devinit em_gio_irq_domain_init(struct em_gio_priv *p) p->irq_base = irq_alloc_descs(pdata->irq_base, 0, pdata->number_of_pins, numa_node_id()); - if (IS_ERR_VALUE(p->irq_base)) { + if (p->irq_base < 0) { dev_err(&pdev->dev, "cannot get irq_desc\n"); - return -ENXIO; + return p->irq_base; } pr_debug("gio: hw base = %d, nr = %d, sw base = %d\n", pdata->gpio_base, pdata->number_of_pins, p->irq_base); diff --git a/drivers/gpio/gpio-rdc321x.c b/drivers/gpio/gpio-rdc321x.c index e97016af644..b62d443e9a5 100644 --- a/drivers/gpio/gpio-rdc321x.c +++ b/drivers/gpio/gpio-rdc321x.c @@ -170,6 +170,7 @@ static int __devinit rdc321x_gpio_probe(struct platform_device *pdev) rdc321x_gpio_dev->reg2_data_base = r->start + 0x4; rdc321x_gpio_dev->chip.label = "rdc321x-gpio"; + rdc321x_gpio_dev->chip.owner = THIS_MODULE; rdc321x_gpio_dev->chip.direction_input = rdc_gpio_direction_input; rdc321x_gpio_dev->chip.direction_output = rdc_gpio_config; rdc321x_gpio_dev->chip.get = rdc_gpio_get_value; diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index dc5184d5789..d982593d756 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -30,9 +30,6 @@ #include <asm/mach/irq.h> -#include <mach/iomap.h> -#include <mach/suspend.h> - #define GPIO_BANK(x) ((x) >> 5) #define GPIO_PORT(x) (((x) >> 3) & 0x3) #define GPIO_BIT(x) ((x) & 0x7) diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a18c4aa68b1..f1a45997aea 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -82,7 +82,7 @@ int of_get_named_gpio_flags(struct device_node *np, const char *propname, gpiochip_find(&gg_data, of_gpiochip_find_and_xlate); of_node_put(gg_data.gpiospec.np); - pr_debug("%s exited with status %d\n", __func__, ret); + pr_debug("%s exited with status %d\n", __func__, gg_data.out_gpio); return gg_data.out_gpio; } EXPORT_SYMBOL(of_get_named_gpio_flags); diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c index d0c4574ef49..36164806b9d 100644 --- a/drivers/gpu/drm/ast/ast_drv.c +++ b/drivers/gpu/drm/ast/ast_drv.c @@ -193,6 +193,9 @@ static const struct file_operations ast_fops = { .mmap = ast_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .read = drm_read, }; diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 7282c081fb5..a712cafcfa1 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -841,7 +841,7 @@ int ast_cursor_init(struct drm_device *dev) ast->cursor_cache = obj; ast->cursor_cache_gpu_addr = gpu_addr; - DRM_ERROR("pinned cursor cache at %llx\n", ast->cursor_cache_gpu_addr); + DRM_DEBUG_KMS("pinned cursor cache at %llx\n", ast->cursor_cache_gpu_addr); return 0; fail: return ret; diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c index 7053140c659..b83a2d7ddd1 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.c +++ b/drivers/gpu/drm/cirrus/cirrus_drv.c @@ -74,6 +74,9 @@ static const struct file_operations cirrus_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = cirrus_mmap, .poll = drm_poll, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .fasync = drm_fasync, }; static struct drm_driver driver = { diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index 7f5096763b7..59a26e577b5 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -36,6 +36,6 @@ config DRM_EXYNOS_VIDI config DRM_EXYNOS_G2D bool "Exynos DRM G2D" - depends on DRM_EXYNOS + depends on DRM_EXYNOS && !VIDEO_SAMSUNG_S5P_G2D help Choose this option if you want to use Exynos G2D for DRM. diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c index 613bf8a5d9b..ae13febe0ea 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c @@ -163,6 +163,12 @@ static void exynos_gem_dmabuf_kunmap(struct dma_buf *dma_buf, /* TODO */ } +static int exynos_gem_dmabuf_mmap(struct dma_buf *dma_buf, + struct vm_area_struct *vma) +{ + return -ENOTTY; +} + static struct dma_buf_ops exynos_dmabuf_ops = { .map_dma_buf = exynos_gem_map_dma_buf, .unmap_dma_buf = exynos_gem_unmap_dma_buf, @@ -170,6 +176,7 @@ static struct dma_buf_ops exynos_dmabuf_ops = { .kmap_atomic = exynos_gem_dmabuf_kmap_atomic, .kunmap = exynos_gem_dmabuf_kunmap, .kunmap_atomic = exynos_gem_dmabuf_kunmap_atomic, + .mmap = exynos_gem_dmabuf_mmap, .release = exynos_dmabuf_release, }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index ebacec6f1e4..d0707193745 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -160,7 +160,6 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) if (!file_priv) return -ENOMEM; - drm_prime_init_file_private(&file->prime); file->driver_priv = file_priv; return exynos_drm_subdrv_open(dev, file); @@ -184,7 +183,6 @@ static void exynos_drm_preclose(struct drm_device *dev, e->base.destroy(&e->base); } } - drm_prime_destroy_file_private(&file->prime); spin_unlock_irqrestore(&dev->event_lock, flags); exynos_drm_subdrv_close(dev, file); @@ -241,6 +239,9 @@ static const struct file_operations exynos_drm_driver_fops = { .poll = drm_poll, .read = drm_read, .unlocked_ioctl = drm_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .release = drm_release, }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index a68d2b313f0..b19cd93e704 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -831,11 +831,6 @@ static int __devinit fimd_probe(struct platform_device *pdev) } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to find registers\n"); - ret = -ENOENT; - goto err_clk; - } ctx->regs = devm_request_and_ioremap(&pdev->dev, res); if (!ctx->regs) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index d2d88f22a03..1065e90d091 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -129,7 +129,6 @@ struct g2d_runqueue_node { struct g2d_data { struct device *dev; struct clk *gate_clk; - struct resource *regs_res; void __iomem *regs; int irq; struct workqueue_struct *g2d_workq; @@ -751,7 +750,7 @@ static int __devinit g2d_probe(struct platform_device *pdev) struct exynos_drm_subdrv *subdrv; int ret; - g2d = kzalloc(sizeof(*g2d), GFP_KERNEL); + g2d = devm_kzalloc(&pdev->dev, sizeof(*g2d), GFP_KERNEL); if (!g2d) { dev_err(dev, "failed to allocate driver data\n"); return -ENOMEM; @@ -759,10 +758,8 @@ static int __devinit g2d_probe(struct platform_device *pdev) g2d->runqueue_slab = kmem_cache_create("g2d_runqueue_slab", sizeof(struct g2d_runqueue_node), 0, 0, NULL); - if (!g2d->runqueue_slab) { - ret = -ENOMEM; - goto err_free_mem; - } + if (!g2d->runqueue_slab) + return -ENOMEM; g2d->dev = dev; @@ -794,38 +791,26 @@ static int __devinit g2d_probe(struct platform_device *pdev) pm_runtime_enable(dev); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(dev, "failed to get I/O memory\n"); - ret = -ENOENT; - goto err_put_clk; - } - g2d->regs_res = request_mem_region(res->start, resource_size(res), - dev_name(dev)); - if (!g2d->regs_res) { - dev_err(dev, "failed to request I/O memory\n"); - ret = -ENOENT; - goto err_put_clk; - } - - g2d->regs = ioremap(res->start, resource_size(res)); + g2d->regs = devm_request_and_ioremap(&pdev->dev, res); if (!g2d->regs) { dev_err(dev, "failed to remap I/O memory\n"); ret = -ENXIO; - goto err_release_res; + goto err_put_clk; } g2d->irq = platform_get_irq(pdev, 0); if (g2d->irq < 0) { dev_err(dev, "failed to get irq\n"); ret = g2d->irq; - goto err_unmap_base; + goto err_put_clk; } - ret = request_irq(g2d->irq, g2d_irq_handler, 0, "drm_g2d", g2d); + ret = devm_request_irq(&pdev->dev, g2d->irq, g2d_irq_handler, 0, + "drm_g2d", g2d); if (ret < 0) { dev_err(dev, "irq request failed\n"); - goto err_unmap_base; + goto err_put_clk; } platform_set_drvdata(pdev, g2d); @@ -838,7 +823,7 @@ static int __devinit g2d_probe(struct platform_device *pdev) ret = exynos_drm_subdrv_register(subdrv); if (ret < 0) { dev_err(dev, "failed to register drm g2d device\n"); - goto err_free_irq; + goto err_put_clk; } dev_info(dev, "The exynos g2d(ver %d.%d) successfully probed\n", @@ -846,13 +831,6 @@ static int __devinit g2d_probe(struct platform_device *pdev) return 0; -err_free_irq: - free_irq(g2d->irq, g2d); -err_unmap_base: - iounmap(g2d->regs); -err_release_res: - release_resource(g2d->regs_res); - kfree(g2d->regs_res); err_put_clk: pm_runtime_disable(dev); clk_put(g2d->gate_clk); @@ -862,8 +840,6 @@ err_destroy_workqueue: destroy_workqueue(g2d->g2d_workq); err_destroy_slab: kmem_cache_destroy(g2d->runqueue_slab); -err_free_mem: - kfree(g2d); return ret; } @@ -873,24 +849,18 @@ static int __devexit g2d_remove(struct platform_device *pdev) cancel_work_sync(&g2d->runqueue_work); exynos_drm_subdrv_unregister(&g2d->subdrv); - free_irq(g2d->irq, g2d); while (g2d->runqueue_node) { g2d_free_runqueue_node(g2d, g2d->runqueue_node); g2d->runqueue_node = g2d_get_runqueue_node(g2d); } - iounmap(g2d->regs); - release_resource(g2d->regs_res); - kfree(g2d->regs_res); - pm_runtime_disable(&pdev->dev); clk_put(g2d->gate_clk); g2d_fini_cmdlist(g2d); destroy_workqueue(g2d->g2d_workq); kmem_cache_destroy(g2d->runqueue_slab); - kfree(g2d); return 0; } @@ -924,7 +894,7 @@ static int g2d_resume(struct device *dev) } #endif -SIMPLE_DEV_PM_OPS(g2d_pm_ops, g2d_suspend, g2d_resume); +static SIMPLE_DEV_PM_OPS(g2d_pm_ops, g2d_suspend, g2d_resume); struct platform_driver g2d_driver = { .probe = g2d_probe, diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index f9efde40c09..a38051c95ec 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -122,7 +122,7 @@ fail: __free_page(pages[i]); drm_free_large(pages); - return ERR_PTR(PTR_ERR(p)); + return ERR_CAST(p); } static void exynos_gem_put_pages(struct drm_gem_object *obj, @@ -662,7 +662,7 @@ int exynos_drm_gem_dumb_create(struct drm_file *file_priv, */ args->pitch = args->width * ((args->bpp + 7) / 8); - args->size = PAGE_ALIGN(args->pitch * args->height); + args->size = args->pitch * args->height; exynos_gem_obj = exynos_drm_gem_create(dev, args->flags, args->size); if (IS_ERR(exynos_gem_obj)) diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c index 8ffcdf8b9e2..3fdf0b65f47 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c @@ -345,7 +345,7 @@ static int __devinit exynos_drm_hdmi_probe(struct platform_device *pdev) DRM_DEBUG_KMS("%s\n", __FILE__); - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) { DRM_LOG_KMS("failed to alloc common hdmi context.\n"); return -ENOMEM; @@ -371,7 +371,6 @@ static int __devexit exynos_drm_hdmi_remove(struct platform_device *pdev) DRM_DEBUG_KMS("%s\n", __FILE__); exynos_drm_subdrv_unregister(&ctx->subdrv); - kfree(ctx); return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index b89829e5043..e1f94b746bd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -29,7 +29,6 @@ static const uint32_t formats[] = { DRM_FORMAT_XRGB8888, DRM_FORMAT_ARGB8888, DRM_FORMAT_NV12, - DRM_FORMAT_NV12M, DRM_FORMAT_NV12MT, }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index bb1550c4dd5..537027a74fd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -633,7 +633,7 @@ static int __devinit vidi_probe(struct platform_device *pdev) DRM_DEBUG_KMS("%s\n", __FILE__); - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; @@ -673,8 +673,6 @@ static int __devexit vidi_remove(struct platform_device *pdev) ctx->raw_edid = NULL; } - kfree(ctx); - return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 409e2ec1207..a6aea6f3ea1 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2172,7 +2172,7 @@ static int __devinit hdmi_resources_init(struct hdmi_context *hdata) DRM_DEBUG_KMS("HDMI resource init\n"); - memset(res, 0, sizeof *res); + memset(res, 0, sizeof(*res)); /* get clocks, power */ res->hdmi = clk_get(dev, "hdmi"); @@ -2204,7 +2204,7 @@ static int __devinit hdmi_resources_init(struct hdmi_context *hdata) clk_set_parent(res->sclk_hdmi, res->sclk_pixel); res->regul_bulk = kzalloc(ARRAY_SIZE(supply) * - sizeof res->regul_bulk[0], GFP_KERNEL); + sizeof(res->regul_bulk[0]), GFP_KERNEL); if (!res->regul_bulk) { DRM_ERROR("failed to get memory for regulators\n"); goto fail; @@ -2243,7 +2243,7 @@ static int hdmi_resources_cleanup(struct hdmi_context *hdata) clk_put(res->sclk_hdmi); if (!IS_ERR_OR_NULL(res->hdmi)) clk_put(res->hdmi); - memset(res, 0, sizeof *res); + memset(res, 0, sizeof(*res)); return 0; } @@ -2312,11 +2312,6 @@ static int __devinit hdmi_probe(struct platform_device *pdev) } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - DRM_ERROR("failed to find registers\n"); - ret = -ENOENT; - goto err_resource; - } hdata->regs = devm_request_and_ioremap(&pdev->dev, res); if (!hdata->regs) { diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 30fcc12f81d..25b97d5e5fc 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -236,11 +236,11 @@ static inline void vp_filter_set(struct mixer_resources *res, static void vp_default_filter(struct mixer_resources *res) { vp_filter_set(res, VP_POLY8_Y0_LL, - filter_y_horiz_tap8, sizeof filter_y_horiz_tap8); + filter_y_horiz_tap8, sizeof(filter_y_horiz_tap8)); vp_filter_set(res, VP_POLY4_Y0_LL, - filter_y_vert_tap4, sizeof filter_y_vert_tap4); + filter_y_vert_tap4, sizeof(filter_y_vert_tap4)); vp_filter_set(res, VP_POLY4_C0_LL, - filter_cr_horiz_tap4, sizeof filter_cr_horiz_tap4); + filter_cr_horiz_tap4, sizeof(filter_cr_horiz_tap4)); } static void mixer_vsync_set_update(struct mixer_context *ctx, bool enable) diff --git a/drivers/gpu/drm/gma500/oaktrail_device.c b/drivers/gpu/drm/gma500/oaktrail_device.c index 0f9b7db80f6..cf49ba5a54b 100644 --- a/drivers/gpu/drm/gma500/oaktrail_device.c +++ b/drivers/gpu/drm/gma500/oaktrail_device.c @@ -476,6 +476,7 @@ static const struct psb_offset oaktrail_regmap[2] = { .pos = DSPAPOS, .surf = DSPASURF, .addr = MRST_DSPABASE, + .base = MRST_DSPABASE, .status = PIPEASTAT, .linoff = DSPALINOFF, .tileoff = DSPATILEOFF, @@ -499,6 +500,7 @@ static const struct psb_offset oaktrail_regmap[2] = { .pos = DSPBPOS, .surf = DSPBSURF, .addr = DSPBBASE, + .base = DSPBBASE, .status = PIPEBSTAT, .linoff = DSPBLINOFF, .tileoff = DSPBTILEOFF, diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c index 57d892eaaa6..463ec6871fe 100644 --- a/drivers/gpu/drm/i810/i810_dma.c +++ b/drivers/gpu/drm/i810/i810_dma.c @@ -115,6 +115,9 @@ static const struct file_operations i810_buffer_fops = { .unlocked_ioctl = drm_ioctl, .mmap = i810_mmap_buffers, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c index f9924ad04d0..48cfcca2b35 100644 --- a/drivers/gpu/drm/i810/i810_drv.c +++ b/drivers/gpu/drm/i810/i810_drv.c @@ -51,6 +51,9 @@ static const struct file_operations i810_driver_fops = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 9cf7dfe022b..914c0dfabe6 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1587,6 +1587,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) spin_lock_init(&dev_priv->irq_lock); spin_lock_init(&dev_priv->error_lock); spin_lock_init(&dev_priv->rps_lock); + spin_lock_init(&dev_priv->dpio_lock); if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) dev_priv->num_pipe = 3; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 8a3828528b9..5249640cce1 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2700,9 +2700,6 @@ void intel_irq_init(struct drm_device *dev) dev->driver->irq_handler = i8xx_irq_handler; dev->driver->irq_uninstall = i8xx_irq_uninstall; } else if (INTEL_INFO(dev)->gen == 3) { - /* IIR "flip pending" means done if this bit is set */ - I915_WRITE(ECOSKPD, _MASKED_BIT_DISABLE(ECO_FLIP_DONE)); - dev->driver->irq_preinstall = i915_irq_preinstall; dev->driver->irq_postinstall = i915_irq_postinstall; dev->driver->irq_uninstall = i915_irq_uninstall; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2dfa6cf4886..bc2ad348e5d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1376,7 +1376,8 @@ static void assert_pch_dp_disabled(struct drm_i915_private *dev_priv, "PCH DP (0x%08x) enabled on transcoder %c, should be disabled\n", reg, pipe_name(pipe)); - WARN(HAS_PCH_IBX(dev_priv->dev) && (val & SDVO_PIPE_B_SELECT), + WARN(HAS_PCH_IBX(dev_priv->dev) && (val & DP_PORT_EN) == 0 + && (val & DP_PIPEB_SELECT), "IBX PCH dp port still using transcoder B\n"); } @@ -1388,7 +1389,8 @@ static void assert_pch_hdmi_disabled(struct drm_i915_private *dev_priv, "PCH HDMI (0x%08x) enabled on transcoder %c, should be disabled\n", reg, pipe_name(pipe)); - WARN(HAS_PCH_IBX(dev_priv->dev) && (val & SDVO_PIPE_B_SELECT), + WARN(HAS_PCH_IBX(dev_priv->dev) && (val & PORT_ENABLE) == 0 + && (val & SDVO_PIPE_B_SELECT), "IBX PCH hdmi port still using transcoder B\n"); } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index a6c426afaa7..ace757af913 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2533,14 +2533,10 @@ intel_dp_init(struct drm_device *dev, int output_reg) break; } - intel_dp_i2c_init(intel_dp, intel_connector, name); - /* Cache some DPCD data in the eDP case */ if (is_edp(intel_dp)) { - bool ret; struct edp_power_seq cur, vbt; u32 pp_on, pp_off, pp_div; - struct edid *edid; pp_on = I915_READ(PCH_PP_ON_DELAYS); pp_off = I915_READ(PCH_PP_OFF_DELAYS); @@ -2591,6 +2587,13 @@ intel_dp_init(struct drm_device *dev, int output_reg) DRM_DEBUG_KMS("backlight on delay %d, off delay %d\n", intel_dp->backlight_on_delay, intel_dp->backlight_off_delay); + } + + intel_dp_i2c_init(intel_dp, intel_connector, name); + + if (is_edp(intel_dp)) { + bool ret; + struct edid *edid; ironlake_edp_panel_vdd_on(intel_dp); ret = intel_dp_get_dpcd(intel_dp); diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index 3df4f5fa892..e019b236986 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -162,19 +162,12 @@ static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv) return val; } -u32 intel_panel_get_max_backlight(struct drm_device *dev) +static u32 _intel_panel_get_max_backlight(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; u32 max; max = i915_read_blc_pwm_ctl(dev_priv); - if (max == 0) { - /* XXX add code here to query mode clock or hardware clock - * and program max PWM appropriately. - */ - pr_warn_once("fixme: max PWM is zero\n"); - return 1; - } if (HAS_PCH_SPLIT(dev)) { max >>= 16; @@ -188,6 +181,22 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev) max *= 0xff; } + return max; +} + +u32 intel_panel_get_max_backlight(struct drm_device *dev) +{ + u32 max; + + max = _intel_panel_get_max_backlight(dev); + if (max == 0) { + /* XXX add code here to query mode clock or hardware clock + * and program max PWM appropriately. + */ + pr_warn_once("fixme: max PWM is zero\n"); + return 1; + } + DRM_DEBUG_DRIVER("max backlight PWM = %d\n", max); return max; } @@ -424,7 +433,11 @@ int intel_panel_setup_backlight(struct drm_device *dev) memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_RAW; - props.max_brightness = intel_panel_get_max_backlight(dev); + props.max_brightness = _intel_panel_get_max_backlight(dev); + if (props.max_brightness == 0) { + DRM_ERROR("Failed to get maximum backlight value\n"); + return -ENODEV; + } dev_priv->backlight = backlight_device_register("intel_backlight", &connector->kdev, dev, diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 1881c8c83f0..ba8a27b1757 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3672,6 +3672,9 @@ static void gen3_init_clock_gating(struct drm_device *dev) if (IS_PINEVIEW(dev)) I915_WRITE(ECOSKPD, _MASKED_BIT_ENABLE(ECO_GATING_CX_ONLY)); + + /* IIR "flip pending" means done if this bit is set */ + I915_WRITE(ECOSKPD, _MASKED_BIT_DISABLE(ECO_FLIP_DONE)); } static void i85x_init_clock_gating(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index d81bb0bf288..123afd35761 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2573,7 +2573,6 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) hotplug_mask = intel_sdvo->is_sdvob ? SDVOB_HOTPLUG_INT_STATUS_I915 : SDVOC_HOTPLUG_INT_STATUS_I915; } - dev_priv->hotplug_supported_mask |= hotplug_mask; drm_encoder_helper_add(&intel_encoder->base, &intel_sdvo_helper_funcs); @@ -2581,14 +2580,6 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) if (!intel_sdvo_get_capabilities(intel_sdvo, &intel_sdvo->caps)) goto err; - /* Set up hotplug command - note paranoia about contents of reply. - * We assume that the hardware is in a sane state, and only touch - * the bits we think we understand. - */ - intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ACTIVE_HOT_PLUG, - &intel_sdvo->hotplug_active, 2); - intel_sdvo->hotplug_active[0] &= ~0x3; - if (intel_sdvo_output_setup(intel_sdvo, intel_sdvo->caps.output_flags) != true) { DRM_DEBUG_KMS("SDVO output failed to setup on %s\n", @@ -2596,6 +2587,12 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) goto err; } + /* Only enable the hotplug irq if we need it, to work around noisy + * hotplug lines. + */ + if (intel_sdvo->hotplug_active[0]) + dev_priv->hotplug_supported_mask |= hotplug_mask; + intel_sdvo_select_ddc_bus(dev_priv, intel_sdvo, sdvo_reg); /* Set the input timing to the screen. Assume always input 0. */ diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c index ea1024d7997..e5f145d2cb3 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.c +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c @@ -84,6 +84,9 @@ static const struct file_operations mgag200_driver_fops = { .mmap = mgag200_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .read = drm_read, }; diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 69688ef5cf4..7e16dc5e646 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -598,7 +598,7 @@ nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, args->size = args->pitch * args->height; args->size = roundup(args->size, PAGE_SIZE); - ret = nouveau_gem_new(dev, args->size, 0, TTM_PL_FLAG_VRAM, 0, 0, &bo); + ret = nouveau_gem_new(dev, args->size, 0, NOUVEAU_GEM_DOMAIN_VRAM, 0, 0, &bo); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nv50_gpio.c b/drivers/gpu/drm/nouveau/nv50_gpio.c index f429e6a8ca7..f0349053489 100644 --- a/drivers/gpu/drm/nouveau/nv50_gpio.c +++ b/drivers/gpu/drm/nouveau/nv50_gpio.c @@ -115,6 +115,9 @@ nv50_gpio_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + /* initialise gpios and routing to vbios defaults */ + nouveau_gpio_reset(dev); + /* disable, and ack any pending gpio interrupts */ nv_wr32(dev, 0xe050, 0x00000000); nv_wr32(dev, 0xe054, 0xffffffff); diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index dac525b2994..8a2fc89b776 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -1510,10 +1510,10 @@ nvd0_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *umode, case OUTPUT_DP: if (nv_connector->base.display_info.bpc == 6) { nv_encoder->dp.datarate = mode->clock * 18 / 8; - syncs |= 0x00000140; + syncs |= 0x00000002 << 6; } else { nv_encoder->dp.datarate = mode->clock * 24 / 8; - syncs |= 0x00000180; + syncs |= 0x00000005 << 6; } if (nv_encoder->dcb->sorconf.link & 1) diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 2817101fb16..e721e3087b9 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -1479,14 +1479,98 @@ static void radeon_legacy_atom_fixup(struct drm_crtc *crtc) } } +/** + * radeon_get_pll_use_mask - look up a mask of which pplls are in use + * + * @crtc: drm crtc + * + * Returns the mask of which PPLLs (Pixel PLLs) are in use. + */ +static u32 radeon_get_pll_use_mask(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct drm_crtc *test_crtc; + struct radeon_crtc *radeon_test_crtc; + u32 pll_in_use = 0; + + list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) { + if (crtc == test_crtc) + continue; + + radeon_test_crtc = to_radeon_crtc(test_crtc); + if (radeon_test_crtc->pll_id != ATOM_PPLL_INVALID) + pll_in_use |= (1 << radeon_test_crtc->pll_id); + } + return pll_in_use; +} + +/** + * radeon_get_shared_dp_ppll - return the PPLL used by another crtc for DP + * + * @crtc: drm crtc + * + * Returns the PPLL (Pixel PLL) used by another crtc/encoder which is + * also in DP mode. For DP, a single PPLL can be used for all DP + * crtcs/encoders. + */ +static int radeon_get_shared_dp_ppll(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct drm_encoder *test_encoder; + struct radeon_crtc *radeon_test_crtc; + + list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) { + if (test_encoder->crtc && (test_encoder->crtc != crtc)) { + if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_encoder))) { + /* for DP use the same PLL for all */ + radeon_test_crtc = to_radeon_crtc(test_encoder->crtc); + if (radeon_test_crtc->pll_id != ATOM_PPLL_INVALID) + return radeon_test_crtc->pll_id; + } + } + } + return ATOM_PPLL_INVALID; +} + +/** + * radeon_atom_pick_pll - Allocate a PPLL for use by the crtc. + * + * @crtc: drm crtc + * + * Returns the PPLL (Pixel PLL) to be used by the crtc. For DP monitors + * a single PPLL can be used for all DP crtcs/encoders. For non-DP + * monitors a dedicated PPLL must be used. If a particular board has + * an external DP PLL, return ATOM_PPLL_INVALID to skip PLL programming + * as there is no need to program the PLL itself. If we are not able to + * allocate a PLL, return ATOM_PPLL_INVALID to skip PLL programming to + * avoid messing up an existing monitor. + * + * Asic specific PLL information + * + * DCE 6.1 + * - PPLL2 is only available to UNIPHYA (both DP and non-DP) + * - PPLL0, PPLL1 are available for UNIPHYB/C/D/E/F (both DP and non-DP) + * + * DCE 6.0 + * - PPLL0 is available to all UNIPHY (DP only) + * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC + * + * DCE 5.0 + * - DCPLL is available to all UNIPHY (DP only) + * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC + * + * DCE 3.0/4.0/4.1 + * - PPLL1, PPLL2 are available for all UNIPHY (both DP and non-DP) and DAC + * + */ static int radeon_atom_pick_pll(struct drm_crtc *crtc) { struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); struct drm_device *dev = crtc->dev; struct radeon_device *rdev = dev->dev_private; struct drm_encoder *test_encoder; - struct drm_crtc *test_crtc; - uint32_t pll_in_use = 0; + u32 pll_in_use; + int pll; if (ASIC_IS_DCE61(rdev)) { list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) { @@ -1498,32 +1582,40 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc) if ((test_radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_UNIPHY) && - (dig->linkb == false)) /* UNIPHY A uses PPLL2 */ + (dig->linkb == false)) + /* UNIPHY A uses PPLL2 */ return ATOM_PPLL2; + else if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_encoder))) { + /* UNIPHY B/C/D/E/F */ + if (rdev->clock.dp_extclk) + /* skip PPLL programming if using ext clock */ + return ATOM_PPLL_INVALID; + else { + /* use the same PPLL for all DP monitors */ + pll = radeon_get_shared_dp_ppll(crtc); + if (pll != ATOM_PPLL_INVALID) + return pll; + } + } + break; } } /* UNIPHY B/C/D/E/F */ - list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) { - struct radeon_crtc *radeon_test_crtc; - - if (crtc == test_crtc) - continue; - - radeon_test_crtc = to_radeon_crtc(test_crtc); - if ((radeon_test_crtc->pll_id == ATOM_PPLL0) || - (radeon_test_crtc->pll_id == ATOM_PPLL1)) - pll_in_use |= (1 << radeon_test_crtc->pll_id); - } - if (!(pll_in_use & 4)) + pll_in_use = radeon_get_pll_use_mask(crtc); + if (!(pll_in_use & (1 << ATOM_PPLL0))) return ATOM_PPLL0; - return ATOM_PPLL1; + if (!(pll_in_use & (1 << ATOM_PPLL1))) + return ATOM_PPLL1; + DRM_ERROR("unable to allocate a PPLL\n"); + return ATOM_PPLL_INVALID; } else if (ASIC_IS_DCE4(rdev)) { list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) { if (test_encoder->crtc && (test_encoder->crtc == crtc)) { /* in DP mode, the DP ref clock can come from PPLL, DCPLL, or ext clock, * depending on the asic: * DCE4: PPLL or ext clock - * DCE5: DCPLL or ext clock + * DCE5: PPLL, DCPLL, or ext clock + * DCE6: PPLL, PPLL0, or ext clock * * Setting ATOM_PPLL_INVALID will cause SetPixelClock to skip * PPLL/DCPLL programming and only program the DP DTO for the @@ -1531,31 +1623,34 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc) */ if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(test_encoder))) { if (rdev->clock.dp_extclk) + /* skip PPLL programming if using ext clock */ return ATOM_PPLL_INVALID; else if (ASIC_IS_DCE6(rdev)) + /* use PPLL0 for all DP */ return ATOM_PPLL0; else if (ASIC_IS_DCE5(rdev)) + /* use DCPLL for all DP */ return ATOM_DCPLL; + else { + /* use the same PPLL for all DP monitors */ + pll = radeon_get_shared_dp_ppll(crtc); + if (pll != ATOM_PPLL_INVALID) + return pll; + } } + break; } } - - /* otherwise, pick one of the plls */ - list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) { - struct radeon_crtc *radeon_test_crtc; - - if (crtc == test_crtc) - continue; - - radeon_test_crtc = to_radeon_crtc(test_crtc); - if ((radeon_test_crtc->pll_id >= ATOM_PPLL1) && - (radeon_test_crtc->pll_id <= ATOM_PPLL2)) - pll_in_use |= (1 << radeon_test_crtc->pll_id); - } - if (!(pll_in_use & 1)) + /* all other cases */ + pll_in_use = radeon_get_pll_use_mask(crtc); + if (!(pll_in_use & (1 << ATOM_PPLL2))) + return ATOM_PPLL2; + if (!(pll_in_use & (1 << ATOM_PPLL1))) return ATOM_PPLL1; - return ATOM_PPLL2; + DRM_ERROR("unable to allocate a PPLL\n"); + return ATOM_PPLL_INVALID; } else + /* use PPLL1 or PPLL2 */ return radeon_crtc->crtc_id; } @@ -1697,7 +1792,7 @@ static void atombios_crtc_disable(struct drm_crtc *crtc) break; } done: - radeon_crtc->pll_id = -1; + radeon_crtc->pll_id = ATOM_PPLL_INVALID; } static const struct drm_crtc_helper_funcs atombios_helper_funcs = { @@ -1746,6 +1841,6 @@ void radeon_atombios_init_crtc(struct drm_device *dev, else radeon_crtc->crtc_offset = 0; } - radeon_crtc->pll_id = -1; + radeon_crtc->pll_id = ATOM_PPLL_INVALID; drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs); } diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 7b737b9339a..2a59375dbe5 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -131,7 +131,7 @@ int radeon_fence_emit(struct radeon_device *rdev, */ void radeon_fence_process(struct radeon_device *rdev, int ring) { - uint64_t seq, last_seq; + uint64_t seq, last_seq, last_emitted; unsigned count_loop = 0; bool wake = false; @@ -158,13 +158,15 @@ void radeon_fence_process(struct radeon_device *rdev, int ring) */ last_seq = atomic64_read(&rdev->fence_drv[ring].last_seq); do { + last_emitted = rdev->fence_drv[ring].sync_seq[ring]; seq = radeon_fence_read(rdev, ring); seq |= last_seq & 0xffffffff00000000LL; if (seq < last_seq) { - seq += 0x100000000LL; + seq &= 0xffffffff; + seq |= last_emitted & 0xffffffff00000000LL; } - if (seq == last_seq) { + if (seq <= last_seq || seq > last_emitted) { break; } /* If we loop over we don't want to return without diff --git a/drivers/gpu/drm/savage/savage_drv.c b/drivers/gpu/drm/savage/savage_drv.c index d31d4cca9a4..c5a164337bd 100644 --- a/drivers/gpu/drm/savage/savage_drv.c +++ b/drivers/gpu/drm/savage/savage_drv.c @@ -43,6 +43,9 @@ static const struct file_operations savage_driver_fops = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/sis/sis_drv.c b/drivers/gpu/drm/sis/sis_drv.c index 7f119870147..867dc03000e 100644 --- a/drivers/gpu/drm/sis/sis_drv.c +++ b/drivers/gpu/drm/sis/sis_drv.c @@ -74,6 +74,9 @@ static const struct file_operations sis_driver_fops = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/tdfx/tdfx_drv.c b/drivers/gpu/drm/tdfx/tdfx_drv.c index 90f6b13acfa..a7f4d6bd133 100644 --- a/drivers/gpu/drm/tdfx/tdfx_drv.c +++ b/drivers/gpu/drm/tdfx/tdfx_drv.c @@ -49,6 +49,9 @@ static const struct file_operations tdfx_driver_fops = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index 6e52069894b..9f84128505b 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -66,6 +66,9 @@ static const struct file_operations udl_driver_fops = { .unlocked_ioctl = drm_ioctl, .release = drm_release, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/via/via_drv.c b/drivers/gpu/drm/via/via_drv.c index e927b4c052f..af1b914b17e 100644 --- a/drivers/gpu/drm/via/via_drv.c +++ b/drivers/gpu/drm/via/via_drv.c @@ -65,6 +65,9 @@ static const struct file_operations via_driver_fops = { .mmap = drm_mmap, .poll = drm_poll, .fasync = drm_fasync, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/vmwgfx/Kconfig b/drivers/gpu/drm/vmwgfx/Kconfig index 794ff67c570..b71bcd0bfbb 100644 --- a/drivers/gpu/drm/vmwgfx/Kconfig +++ b/drivers/gpu/drm/vmwgfx/Kconfig @@ -12,3 +12,11 @@ config DRM_VMWGFX This is a KMS enabled DRM driver for the VMware SVGA2 virtual hardware. The compiled module will be called "vmwgfx.ko". + +config DRM_VMWGFX_FBCON + depends on DRM_VMWGFX + bool "Enable framebuffer console under vmwgfx by default" + help + Choose this option if you are shipping a new vmwgfx + userspace driver that supports using the kernel driver. + diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 4d9edead01a..ba2c35dbf10 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -182,8 +182,9 @@ static struct pci_device_id vmw_pci_id_list[] = { {0x15ad, 0x0405, PCI_ANY_ID, PCI_ANY_ID, 0, 0, VMWGFX_CHIP_SVGAII}, {0, 0, 0} }; +MODULE_DEVICE_TABLE(pci, vmw_pci_id_list); -static int enable_fbdev; +static int enable_fbdev = IS_ENABLED(CONFIG_DRM_VMWGFX_FBCON); static int vmw_probe(struct pci_dev *, const struct pci_device_id *); static void vmw_master_init(struct vmw_master *); @@ -1154,6 +1155,11 @@ static struct drm_driver driver = { .open = vmw_driver_open, .preclose = vmw_preclose, .postclose = vmw_postclose, + + .dumb_create = vmw_dumb_create, + .dumb_map_offset = vmw_dumb_map_offset, + .dumb_destroy = vmw_dumb_destroy, + .fops = &vmwgfx_driver_fops, .name = VMWGFX_DRIVER_NAME, .desc = VMWGFX_DRIVER_DESC, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index d0f2c079ee2..29c984ff7f2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -645,6 +645,16 @@ int vmw_kms_readback(struct vmw_private *dev_priv, int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +int vmw_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args); + +int vmw_dumb_map_offset(struct drm_file *file_priv, + struct drm_device *dev, uint32_t handle, + uint64_t *offset); +int vmw_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle); /** * Overlay control - vmwgfx_overlay.c */ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 22bf9a21ec7..2c6ffe0e2c0 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -1917,3 +1917,76 @@ err_ref: vmw_resource_unreference(&res); return ret; } + + +int vmw_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args) +{ + struct vmw_private *dev_priv = vmw_priv(dev); + struct vmw_master *vmaster = vmw_master(file_priv->master); + struct vmw_user_dma_buffer *vmw_user_bo; + struct ttm_buffer_object *tmp; + int ret; + + args->pitch = args->width * ((args->bpp + 7) / 8); + args->size = args->pitch * args->height; + + vmw_user_bo = kzalloc(sizeof(*vmw_user_bo), GFP_KERNEL); + if (vmw_user_bo == NULL) + return -ENOMEM; + + ret = ttm_read_lock(&vmaster->lock, true); + if (ret != 0) { + kfree(vmw_user_bo); + return ret; + } + + ret = vmw_dmabuf_init(dev_priv, &vmw_user_bo->dma, args->size, + &vmw_vram_sys_placement, true, + &vmw_user_dmabuf_destroy); + if (ret != 0) + goto out_no_dmabuf; + + tmp = ttm_bo_reference(&vmw_user_bo->dma.base); + ret = ttm_base_object_init(vmw_fpriv(file_priv)->tfile, + &vmw_user_bo->base, + false, + ttm_buffer_type, + &vmw_user_dmabuf_release, NULL); + if (unlikely(ret != 0)) + goto out_no_base_object; + + args->handle = vmw_user_bo->base.hash.key; + +out_no_base_object: + ttm_bo_unref(&tmp); +out_no_dmabuf: + ttm_read_unlock(&vmaster->lock); + return ret; +} + +int vmw_dumb_map_offset(struct drm_file *file_priv, + struct drm_device *dev, uint32_t handle, + uint64_t *offset) +{ + struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; + struct vmw_dma_buffer *out_buf; + int ret; + + ret = vmw_user_dmabuf_lookup(tfile, handle, &out_buf); + if (ret != 0) + return -EINVAL; + + *offset = out_buf->base.addr_space_offset; + vmw_dmabuf_unreference(&out_buf); + return 0; +} + +int vmw_dumb_destroy(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle) +{ + return ttm_ref_object_base_unref(vmw_fpriv(file_priv)->tfile, + handle, TTM_REF_USAGE); +} diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 8bf8a64e511..8bcd168fffa 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -996,7 +996,8 @@ static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_driver *hdrv = hid->driver; int ret; - hid_dump_input(hid, usage, value); + if (!list_empty(&hid->debug_list)) + hid_dump_input(hid, usage, value); if (hdrv && hdrv->event && hid_match_usage(hid, usage)) { ret = hdrv->event(hid, field, usage, value); @@ -1558,7 +1559,9 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) }, { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) }, - { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, +#if IS_ENABLED(CONFIG_HID_LENOVO_TPKBD) + { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, +#endif { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) }, diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 0f9c146fc00..4d524b5f52f 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -439,7 +439,7 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev) struct dj_report *dj_report; int retval; - dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL); + dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL); if (!dj_report) return -ENOMEM; dj_report->report_id = REPORT_ID_DJ_SHORT; @@ -456,7 +456,7 @@ static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev, struct dj_report *dj_report; int retval; - dj_report = kzalloc(sizeof(dj_report), GFP_KERNEL); + dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL); if (!dj_report) return -ENOMEM; dj_report->report_id = REPORT_ID_DJ_SHORT; diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c index 903eef3d3e1..991e85c7325 100644 --- a/drivers/hid/usbhid/hid-quirks.c +++ b/drivers/hid/usbhid/hid-quirks.c @@ -70,6 +70,7 @@ static const struct hid_blacklist { { USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_AXIS_295, HID_QUIRK_NOGET }, { USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC, HID_QUIRK_NOGET }, { USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2700, HID_QUIRK_NOGET }, + { USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1, HID_QUIRK_NO_INIT_REPORTS }, { USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2, HID_QUIRK_NO_INIT_REPORTS }, diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c index 7f3f4a38572..602148299f6 100644 --- a/drivers/hwmon/ina2xx.c +++ b/drivers/hwmon/ina2xx.c @@ -69,22 +69,6 @@ struct ina2xx_data { u16 regs[INA2XX_MAX_REGISTERS]; }; -int ina2xx_read_word(struct i2c_client *client, int reg) -{ - int val = i2c_smbus_read_word_data(client, reg); - if (unlikely(val < 0)) { - dev_dbg(&client->dev, - "Failed to read register: %d\n", reg); - return val; - } - return be16_to_cpu(val); -} - -void ina2xx_write_word(struct i2c_client *client, int reg, int data) -{ - i2c_smbus_write_word_data(client, reg, cpu_to_be16(data)); -} - static struct ina2xx_data *ina2xx_update_device(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); @@ -102,7 +86,7 @@ static struct ina2xx_data *ina2xx_update_device(struct device *dev) /* Read all registers */ for (i = 0; i < data->registers; i++) { - int rv = ina2xx_read_word(client, i); + int rv = i2c_smbus_read_word_swapped(client, i); if (rv < 0) { ret = ERR_PTR(rv); goto abort; @@ -279,22 +263,26 @@ static int ina2xx_probe(struct i2c_client *client, switch (data->kind) { case ina219: /* device configuration */ - ina2xx_write_word(client, INA2XX_CONFIG, INA219_CONFIG_DEFAULT); + i2c_smbus_write_word_swapped(client, INA2XX_CONFIG, + INA219_CONFIG_DEFAULT); /* set current LSB to 1mA, shunt is in uOhms */ /* (equation 13 in datasheet) */ - ina2xx_write_word(client, INA2XX_CALIBRATION, 40960000 / shunt); + i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION, + 40960000 / shunt); dev_info(&client->dev, "power monitor INA219 (Rshunt = %li uOhm)\n", shunt); data->registers = INA219_REGISTERS; break; case ina226: /* device configuration */ - ina2xx_write_word(client, INA2XX_CONFIG, INA226_CONFIG_DEFAULT); + i2c_smbus_write_word_swapped(client, INA2XX_CONFIG, + INA226_CONFIG_DEFAULT); /* set current LSB to 1mA, shunt is in uOhms */ /* (equation 1 in datasheet)*/ - ina2xx_write_word(client, INA2XX_CALIBRATION, 5120000 / shunt); + i2c_smbus_write_word_swapped(client, INA2XX_CALIBRATION, + 5120000 / shunt); dev_info(&client->dev, "power monitor INA226 (Rshunt = %li uOhm)\n", shunt); data->registers = INA226_REGISTERS; diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c index 0018c7dd009..1a174f0a3cd 100644 --- a/drivers/hwmon/twl4030-madc-hwmon.c +++ b/drivers/hwmon/twl4030-madc-hwmon.c @@ -44,12 +44,13 @@ static ssize_t madc_read(struct device *dev, struct device_attribute *devattr, char *buf) { struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); - struct twl4030_madc_request req; + struct twl4030_madc_request req = { + .channels = 1 << attr->index, + .method = TWL4030_MADC_SW2, + .type = TWL4030_MADC_WAIT, + }; long val; - req.channels = (1 << attr->index); - req.method = TWL4030_MADC_SW2; - req.func_cb = NULL; val = twl4030_madc_conversion(&req); if (val < 0) return val; diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index 73133b1063f..6f5f98d69af 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -476,17 +476,17 @@ static int pca_init(struct i2c_adapter *adap) /* To avoid integer overflow, use clock/100 for calculations */ clock = pca_clock(pca_data) / 100; - if (pca_data->i2c_clock > 10000) { + if (pca_data->i2c_clock > 1000000) { mode = I2C_PCA_MODE_TURBO; min_tlow = 14; min_thi = 5; raise_fall_time = 22; /* Raise 11e-8s, Fall 11e-8s */ - } else if (pca_data->i2c_clock > 4000) { + } else if (pca_data->i2c_clock > 400000) { mode = I2C_PCA_MODE_FASTP; min_tlow = 17; min_thi = 9; raise_fall_time = 22; /* Raise 11e-8s, Fall 11e-8s */ - } else if (pca_data->i2c_clock > 1000) { + } else if (pca_data->i2c_clock > 100000) { mode = I2C_PCA_MODE_FAST; min_tlow = 44; min_thi = 20; diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index b4aaa1bd672..970a1612e79 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -104,6 +104,7 @@ config I2C_I801 DH89xxCC (PCH) Panther Point (PCH) Lynx Point (PCH) + Lynx Point-LP (PCH) This driver can also be built as a module. If so, the module will be called i2c-i801. @@ -354,9 +355,13 @@ config I2C_DAVINCI devices such as DaVinci NIC. For details please see http://www.ti.com/davinci +config I2C_DESIGNWARE_CORE + tristate + config I2C_DESIGNWARE_PLATFORM tristate "Synopsys DesignWare Platform" depends on HAVE_CLK + select I2C_DESIGNWARE_CORE help If you say yes to this option, support will be included for the Synopsys DesignWare I2C adapter. Only master mode is supported. @@ -367,6 +372,7 @@ config I2C_DESIGNWARE_PLATFORM config I2C_DESIGNWARE_PCI tristate "Synopsys DesignWare PCI" depends on PCI + select I2C_DESIGNWARE_CORE help If you say yes to this option, support will be included for the Synopsys DesignWare I2C adapter. Only master mode is supported. diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile index ce3c2be7fb4..37c4182cc98 100644 --- a/drivers/i2c/busses/Makefile +++ b/drivers/i2c/busses/Makefile @@ -33,10 +33,11 @@ obj-$(CONFIG_I2C_AU1550) += i2c-au1550.o obj-$(CONFIG_I2C_BLACKFIN_TWI) += i2c-bfin-twi.o obj-$(CONFIG_I2C_CPM) += i2c-cpm.o obj-$(CONFIG_I2C_DAVINCI) += i2c-davinci.o +obj-$(CONFIG_I2C_DESIGNWARE_CORE) += i2c-designware-core.o obj-$(CONFIG_I2C_DESIGNWARE_PLATFORM) += i2c-designware-platform.o -i2c-designware-platform-objs := i2c-designware-platdrv.o i2c-designware-core.o +i2c-designware-platform-objs := i2c-designware-platdrv.o obj-$(CONFIG_I2C_DESIGNWARE_PCI) += i2c-designware-pci.o -i2c-designware-pci-objs := i2c-designware-pcidrv.o i2c-designware-core.o +i2c-designware-pci-objs := i2c-designware-pcidrv.o obj-$(CONFIG_I2C_EG20T) += i2c-eg20t.o obj-$(CONFIG_I2C_GPIO) += i2c-gpio.o obj-$(CONFIG_I2C_HIGHLANDER) += i2c-highlander.o diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c index 1e48bec80ed..7b8ebbefb58 100644 --- a/drivers/i2c/busses/i2c-designware-core.c +++ b/drivers/i2c/busses/i2c-designware-core.c @@ -25,6 +25,7 @@ * ---------------------------------------------------------------------------- * */ +#include <linux/export.h> #include <linux/clk.h> #include <linux/errno.h> #include <linux/err.h> @@ -316,6 +317,7 @@ int i2c_dw_init(struct dw_i2c_dev *dev) dw_writel(dev, dev->master_cfg , DW_IC_CON); return 0; } +EXPORT_SYMBOL_GPL(i2c_dw_init); /* * Waiting for bus not busy @@ -568,12 +570,14 @@ done: return ret; } +EXPORT_SYMBOL_GPL(i2c_dw_xfer); u32 i2c_dw_func(struct i2c_adapter *adap) { struct dw_i2c_dev *dev = i2c_get_adapdata(adap); return dev->functionality; } +EXPORT_SYMBOL_GPL(i2c_dw_func); static u32 i2c_dw_read_clear_intrbits(struct dw_i2c_dev *dev) { @@ -678,17 +682,20 @@ tx_aborted: return IRQ_HANDLED; } +EXPORT_SYMBOL_GPL(i2c_dw_isr); void i2c_dw_enable(struct dw_i2c_dev *dev) { /* Enable the adapter */ dw_writel(dev, 1, DW_IC_ENABLE); } +EXPORT_SYMBOL_GPL(i2c_dw_enable); u32 i2c_dw_is_enabled(struct dw_i2c_dev *dev) { return dw_readl(dev, DW_IC_ENABLE); } +EXPORT_SYMBOL_GPL(i2c_dw_is_enabled); void i2c_dw_disable(struct dw_i2c_dev *dev) { @@ -699,18 +706,22 @@ void i2c_dw_disable(struct dw_i2c_dev *dev) dw_writel(dev, 0, DW_IC_INTR_MASK); dw_readl(dev, DW_IC_CLR_INTR); } +EXPORT_SYMBOL_GPL(i2c_dw_disable); void i2c_dw_clear_int(struct dw_i2c_dev *dev) { dw_readl(dev, DW_IC_CLR_INTR); } +EXPORT_SYMBOL_GPL(i2c_dw_clear_int); void i2c_dw_disable_int(struct dw_i2c_dev *dev) { dw_writel(dev, 0, DW_IC_INTR_MASK); } +EXPORT_SYMBOL_GPL(i2c_dw_disable_int); u32 i2c_dw_read_comp_param(struct dw_i2c_dev *dev) { return dw_readl(dev, DW_IC_COMP_PARAM_1); } +EXPORT_SYMBOL_GPL(i2c_dw_read_comp_param); diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 898dcf9c7ad..33e9b0c09af 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -52,6 +52,7 @@ DH89xxCC (PCH) 0x2330 32 hard yes yes yes Panther Point (PCH) 0x1e22 32 hard yes yes yes Lynx Point (PCH) 0x8c22 32 hard yes yes yes + Lynx Point-LP (PCH) 0x9c22 32 hard yes yes yes Features supported by this driver: Software PEC no @@ -155,6 +156,7 @@ #define PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS 0x2330 #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS 0x3b30 #define PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS 0x8c22 +#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_SMBUS 0x9c22 struct i801_priv { struct i2c_adapter adapter; @@ -771,6 +773,7 @@ static DEFINE_PCI_DEVICE_TABLE(i801_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_DH89XXCC_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PANTHERPOINT_SMBUS) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNXPOINT_SMBUS) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_SMBUS) }, { 0, } }; diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 088c5c1ed17..51f05b8520e 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -365,10 +365,6 @@ static int mxs_i2c_get_ofdata(struct mxs_i2c_dev *i2c) struct device_node *node = dev->of_node; int ret; - if (!node) - return -EINVAL; - - i2c->speed = &mxs_i2c_95kHz_config; ret = of_property_read_u32(node, "clock-frequency", &speed); if (ret) dev_warn(dev, "No I2C speed selected, using 100kHz\n"); @@ -419,10 +415,13 @@ static int __devinit mxs_i2c_probe(struct platform_device *pdev) return err; i2c->dev = dev; + i2c->speed = &mxs_i2c_95kHz_config; - err = mxs_i2c_get_ofdata(i2c); - if (err) - return err; + if (dev->of_node) { + err = mxs_i2c_get_ofdata(i2c); + if (err) + return err; + } platform_set_drvdata(pdev, i2c); diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index 5d54416770b..8488bddfe46 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -48,8 +48,9 @@ enum { mcntrl_afie = 0x00000002, mcntrl_naie = 0x00000004, mcntrl_drmie = 0x00000008, - mcntrl_daie = 0x00000020, - mcntrl_rffie = 0x00000040, + mcntrl_drsie = 0x00000010, + mcntrl_rffie = 0x00000020, + mcntrl_daie = 0x00000040, mcntrl_tffie = 0x00000080, mcntrl_reset = 0x00000100, mcntrl_cdbmode = 0x00000400, @@ -290,31 +291,37 @@ static int i2c_pnx_master_rcv(struct i2c_pnx_algo_data *alg_data) * or we didn't 'ask' for it yet. */ if (ioread32(I2C_REG_STS(alg_data)) & mstatus_rfe) { - dev_dbg(&alg_data->adapter.dev, - "%s(): Write dummy data to fill Rx-fifo...\n", - __func__); + /* 'Asking' is done asynchronously, e.g. dummy TX of several + * bytes is done before the first actual RX arrives in FIFO. + * Therefore, ordered bytes (via TX) are counted separately. + */ + if (alg_data->mif.order) { + dev_dbg(&alg_data->adapter.dev, + "%s(): Write dummy data to fill Rx-fifo...\n", + __func__); - if (alg_data->mif.len == 1) { - /* Last byte, do not acknowledge next rcv. */ - val |= stop_bit; + if (alg_data->mif.order == 1) { + /* Last byte, do not acknowledge next rcv. */ + val |= stop_bit; + + /* + * Enable interrupt RFDAIE (data in Rx fifo), + * and disable DRMIE (need data for Tx) + */ + ctl = ioread32(I2C_REG_CTL(alg_data)); + ctl |= mcntrl_rffie | mcntrl_daie; + ctl &= ~mcntrl_drmie; + iowrite32(ctl, I2C_REG_CTL(alg_data)); + } /* - * Enable interrupt RFDAIE (data in Rx fifo), - * and disable DRMIE (need data for Tx) + * Now we'll 'ask' for data: + * For each byte we want to receive, we must + * write a (dummy) byte to the Tx-FIFO. */ - ctl = ioread32(I2C_REG_CTL(alg_data)); - ctl |= mcntrl_rffie | mcntrl_daie; - ctl &= ~mcntrl_drmie; - iowrite32(ctl, I2C_REG_CTL(alg_data)); + iowrite32(val, I2C_REG_TX(alg_data)); + alg_data->mif.order--; } - - /* - * Now we'll 'ask' for data: - * For each byte we want to receive, we must - * write a (dummy) byte to the Tx-FIFO. - */ - iowrite32(val, I2C_REG_TX(alg_data)); - return 0; } @@ -514,6 +521,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) alg_data->mif.buf = pmsg->buf; alg_data->mif.len = pmsg->len; + alg_data->mif.order = pmsg->len; alg_data->mif.mode = (pmsg->flags & I2C_M_RD) ? I2C_SMBUS_READ : I2C_SMBUS_WRITE; alg_data->mif.ret = 0; @@ -566,6 +574,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) /* Cleanup to be sure... */ alg_data->mif.buf = NULL; alg_data->mif.len = 0; + alg_data->mif.order = 0; dev_dbg(&alg_data->adapter.dev, "%s(): exiting, stat = %x\n", __func__, ioread32(I2C_REG_STS(alg_data))); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 2efa56c5ff2..2091ae8f539 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -637,6 +637,22 @@ static void i2c_adapter_dev_release(struct device *dev) } /* + * This function is only needed for mutex_lock_nested, so it is never + * called unless locking correctness checking is enabled. Thus we + * make it inline to avoid a compiler warning. That's what gcc ends up + * doing anyway. + */ +static inline unsigned int i2c_adapter_depth(struct i2c_adapter *adapter) +{ + unsigned int depth = 0; + + while ((adapter = i2c_parent_is_i2c_adapter(adapter))) + depth++; + + return depth; +} + +/* * Let users instantiate I2C devices through sysfs. This can be used when * platform initialization code doesn't contain the proper data for * whatever reason. Also useful for drivers that do device detection and @@ -726,7 +742,8 @@ i2c_sysfs_delete_device(struct device *dev, struct device_attribute *attr, /* Make sure the device was added through sysfs */ res = -ENOENT; - mutex_lock(&adap->userspace_clients_lock); + mutex_lock_nested(&adap->userspace_clients_lock, + i2c_adapter_depth(adap)); list_for_each_entry_safe(client, next, &adap->userspace_clients, detected) { if (client->addr == addr) { @@ -1073,7 +1090,8 @@ int i2c_del_adapter(struct i2c_adapter *adap) return res; /* Remove devices instantiated from sysfs */ - mutex_lock(&adap->userspace_clients_lock); + mutex_lock_nested(&adap->userspace_clients_lock, + i2c_adapter_depth(adap)); list_for_each_entry_safe(client, next, &adap->userspace_clients, detected) { dev_dbg(&adap->dev, "Removing %s at 0x%x\n", client->name, diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index f61780a0237..3bd5540238a 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -617,7 +617,7 @@ static int __devinit at91_adc_probe(struct platform_device *pdev) st->adc_clk = clk_get(&pdev->dev, "adc_op_clk"); if (IS_ERR(st->adc_clk)) { dev_err(&pdev->dev, "Failed to get the ADC clock.\n"); - ret = PTR_ERR(st->clk); + ret = PTR_ERR(st->adc_clk); goto error_disable_clk; } diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c index ff4c0a87a25..ce68e361558 100644 --- a/drivers/input/keyboard/imx_keypad.c +++ b/drivers/input/keyboard/imx_keypad.c @@ -358,6 +358,7 @@ static void imx_keypad_inhibit(struct imx_keypad *keypad) /* Inhibit KDI and KRI interrupts. */ reg_val = readw(keypad->mmio_base + KPSR); reg_val &= ~(KBD_STAT_KRIE | KBD_STAT_KDIE); + reg_val |= KBD_STAT_KPKR | KBD_STAT_KPKD; writew(reg_val, keypad->mmio_base + KPSR); /* Colums as open drain and disable all rows */ @@ -515,7 +516,9 @@ static int __devinit imx_keypad_probe(struct platform_device *pdev) input_set_drvdata(input_dev, keypad); /* Ensure that the keypad will stay dormant until opened */ + clk_enable(keypad->clk); imx_keypad_inhibit(keypad); + clk_disable(keypad->clk); error = request_irq(irq, imx_keypad_irq_handler, 0, pdev->name, keypad); diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 5ec774d6c82..6918773ce02 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -177,6 +177,20 @@ static const struct dmi_system_id __initconst i8042_dmi_noloop_table[] = { }, }, { + /* Gigabyte T1005 - defines wrong chassis type ("Other") */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "T1005"), + }, + }, + { + /* Gigabyte T1005M/P - defines wrong chassis type ("Other") */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "T1005M/P"), + }, + }, + { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv9700"), diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 002041975de..532d067a9e0 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -1848,7 +1848,10 @@ static const struct wacom_features wacom_features_0x2A = { "Wacom Intuos5 M", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047, 63, INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0xF4 = - { "Wacom Cintiq 24HD", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, + { "Wacom Cintiq 24HD", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, + 63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; +static const struct wacom_features wacom_features_0xF8 = + { "Wacom Cintiq 24HD touch", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, 63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES }; static const struct wacom_features wacom_features_0x3F = { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023, @@ -2091,6 +2094,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEF) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, + { USB_DEVICE_WACOM(0xF8) }, { USB_DEVICE_WACOM(0xFA) }, { USB_DEVICE_LENOVO(0x6004) }, { } diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c index 9afc777a40a..b06a5e3a665 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -602,6 +602,7 @@ edt_ft5x06_ts_teardown_debugfs(struct edt_ft5x06_ts_data *tsdata) { if (tsdata->debug_dir) debugfs_remove_recursive(tsdata->debug_dir); + kfree(tsdata->raw_buffer); } #else @@ -843,7 +844,6 @@ static int __devexit edt_ft5x06_ts_remove(struct i2c_client *client) if (gpio_is_valid(pdata->reset_pin)) gpio_free(pdata->reset_pin); - kfree(tsdata->raw_buffer); kfree(tsdata); return 0; diff --git a/drivers/isdn/hardware/mISDN/avmfritz.c b/drivers/isdn/hardware/mISDN/avmfritz.c index fa6ca473372..dceaec821b0 100644 --- a/drivers/isdn/hardware/mISDN/avmfritz.c +++ b/drivers/isdn/hardware/mISDN/avmfritz.c @@ -857,8 +857,9 @@ avm_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&fc->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); modehdlc(bch, ISDN_P_NONE); spin_unlock_irqrestore(&fc->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c index 5e402cf2e79..f02794203bb 100644 --- a/drivers/isdn/hardware/mISDN/hfcmulti.c +++ b/drivers/isdn/hardware/mISDN/hfcmulti.c @@ -5059,6 +5059,7 @@ hfcmulti_init(struct hm_map *m, struct pci_dev *pdev, printk(KERN_INFO "HFC-E1 #%d has overlapping B-channels on fragment #%d\n", E1_cnt + 1, pt); + kfree(hc); return -EINVAL; } maskcheck |= hc->bmask[pt]; @@ -5086,6 +5087,7 @@ hfcmulti_init(struct hm_map *m, struct pci_dev *pdev, if ((poll >> 1) > sizeof(hc->silence_data)) { printk(KERN_ERR "HFCMULTI error: silence_data too small, " "please fix\n"); + kfree(hc); return -EINVAL; } for (i = 0; i < (poll >> 1); i++) diff --git a/drivers/isdn/hardware/mISDN/mISDNipac.c b/drivers/isdn/hardware/mISDN/mISDNipac.c index 752e0825591..ccd7d851be2 100644 --- a/drivers/isdn/hardware/mISDN/mISDNipac.c +++ b/drivers/isdn/hardware/mISDN/mISDNipac.c @@ -1406,8 +1406,9 @@ hscx_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(hx->ip->hwlock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); hscx_mode(hx, ISDN_P_NONE); spin_unlock_irqrestore(hx->ip->hwlock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/mISDNisar.c b/drivers/isdn/hardware/mISDN/mISDNisar.c index be5973ded6d..182ecf0626c 100644 --- a/drivers/isdn/hardware/mISDN/mISDNisar.c +++ b/drivers/isdn/hardware/mISDN/mISDNisar.c @@ -1588,8 +1588,9 @@ isar_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(ich->is->hwlock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); modeisar(ich, ISDN_P_NONE); spin_unlock_irqrestore(ich->is->hwlock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c index c3e3e768627..9bcade59eb7 100644 --- a/drivers/isdn/hardware/mISDN/netjet.c +++ b/drivers/isdn/hardware/mISDN/netjet.c @@ -812,8 +812,9 @@ nj_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&card->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); mode_tiger(bc, ISDN_P_NONE); spin_unlock_irqrestore(&card->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/hardware/mISDN/w6692.c b/drivers/isdn/hardware/mISDN/w6692.c index 26a86b84609..335fe645500 100644 --- a/drivers/isdn/hardware/mISDN/w6692.c +++ b/drivers/isdn/hardware/mISDN/w6692.c @@ -1054,8 +1054,9 @@ w6692_bctrl(struct mISDNchannel *ch, u32 cmd, void *arg) switch (cmd) { case CLOSE_CHANNEL: test_and_clear_bit(FLG_OPEN, &bch->Flags); + cancel_work_sync(&bch->workq); spin_lock_irqsave(&card->lock, flags); - mISDN_freebchannel(bch); + mISDN_clear_bchannel(bch); w6692_mode(bc, ISDN_P_NONE); spin_unlock_irqrestore(&card->lock, flags); ch->protocol = ISDN_P_NONE; diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c index ef34fd40867..2602be23f34 100644 --- a/drivers/isdn/mISDN/hwchannel.c +++ b/drivers/isdn/mISDN/hwchannel.c @@ -148,17 +148,16 @@ mISDN_clear_bchannel(struct bchannel *ch) ch->next_minlen = ch->init_minlen; ch->maxlen = ch->init_maxlen; ch->next_maxlen = ch->init_maxlen; + skb_queue_purge(&ch->rqueue); + ch->rcount = 0; } EXPORT_SYMBOL(mISDN_clear_bchannel); -int +void mISDN_freebchannel(struct bchannel *ch) { + cancel_work_sync(&ch->workq); mISDN_clear_bchannel(ch); - skb_queue_purge(&ch->rqueue); - ch->rcount = 0; - flush_work_sync(&ch->workq); - return 0; } EXPORT_SYMBOL(mISDN_freebchannel); diff --git a/drivers/mfd/88pm800.c b/drivers/mfd/88pm800.c index b67a3018b13..ce229ea933d 100644 --- a/drivers/mfd/88pm800.c +++ b/drivers/mfd/88pm800.c @@ -470,7 +470,8 @@ static int __devinit device_800_init(struct pm80x_chip *chip, ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0], - ARRAY_SIZE(onkey_devs), &onkey_resources[0], 0); + ARRAY_SIZE(onkey_devs), &onkey_resources[0], 0, + NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add onkey subdev\n"); goto out_dev; @@ -481,7 +482,7 @@ static int __devinit device_800_init(struct pm80x_chip *chip, rtc_devs[0].platform_data = pdata->rtc; rtc_devs[0].pdata_size = sizeof(struct pm80x_rtc_pdata); ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], - ARRAY_SIZE(rtc_devs), NULL, 0); + ARRAY_SIZE(rtc_devs), NULL, 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add rtc subdev\n"); goto out_dev; diff --git a/drivers/mfd/88pm805.c b/drivers/mfd/88pm805.c index 6146583589f..c20a31136f0 100644 --- a/drivers/mfd/88pm805.c +++ b/drivers/mfd/88pm805.c @@ -216,7 +216,8 @@ static int __devinit device_805_init(struct pm80x_chip *chip) } ret = mfd_add_devices(chip->dev, 0, &codec_devs[0], - ARRAY_SIZE(codec_devs), &codec_resources[0], 0); + ARRAY_SIZE(codec_devs), &codec_resources[0], 0, + NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add codec subdev\n"); goto out_codec; diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c index d09918cf1b1..b73f033b2c6 100644 --- a/drivers/mfd/88pm860x-core.c +++ b/drivers/mfd/88pm860x-core.c @@ -637,7 +637,7 @@ static void __devinit device_bk_init(struct pm860x_chip *chip, bk_devs[i].resources = &bk_resources[j]; ret = mfd_add_devices(chip->dev, 0, &bk_devs[i], 1, - &bk_resources[j], 0); + &bk_resources[j], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add " "backlight subdev\n"); @@ -672,7 +672,7 @@ static void __devinit device_led_init(struct pm860x_chip *chip, led_devs[i].resources = &led_resources[j], ret = mfd_add_devices(chip->dev, 0, &led_devs[i], 1, - &led_resources[j], 0); + &led_resources[j], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add " "led subdev\n"); @@ -709,7 +709,7 @@ static void __devinit device_regulator_init(struct pm860x_chip *chip, regulator_devs[i].resources = ®ulator_resources[seq]; ret = mfd_add_devices(chip->dev, 0, ®ulator_devs[i], 1, - ®ulator_resources[seq], 0); + ®ulator_resources[seq], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add regulator subdev\n"); goto out; @@ -733,7 +733,7 @@ static void __devinit device_rtc_init(struct pm860x_chip *chip, rtc_devs[0].resources = &rtc_resources[0]; ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], ARRAY_SIZE(rtc_devs), &rtc_resources[0], - chip->irq_base); + chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add rtc subdev\n"); } @@ -752,7 +752,7 @@ static void __devinit device_touch_init(struct pm860x_chip *chip, touch_devs[0].resources = &touch_resources[0]; ret = mfd_add_devices(chip->dev, 0, &touch_devs[0], ARRAY_SIZE(touch_devs), &touch_resources[0], - chip->irq_base); + chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add touch subdev\n"); } @@ -770,7 +770,7 @@ static void __devinit device_power_init(struct pm860x_chip *chip, power_devs[0].num_resources = ARRAY_SIZE(battery_resources); power_devs[0].resources = &battery_resources[0], ret = mfd_add_devices(chip->dev, 0, &power_devs[0], 1, - &battery_resources[0], chip->irq_base); + &battery_resources[0], chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add battery subdev\n"); @@ -779,7 +779,7 @@ static void __devinit device_power_init(struct pm860x_chip *chip, power_devs[1].num_resources = ARRAY_SIZE(charger_resources); power_devs[1].resources = &charger_resources[0], ret = mfd_add_devices(chip->dev, 0, &power_devs[1], 1, - &charger_resources[0], chip->irq_base); + &charger_resources[0], chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add charger subdev\n"); @@ -788,7 +788,7 @@ static void __devinit device_power_init(struct pm860x_chip *chip, power_devs[2].num_resources = ARRAY_SIZE(preg_resources); power_devs[2].resources = &preg_resources[0], ret = mfd_add_devices(chip->dev, 0, &power_devs[2], 1, - &preg_resources[0], chip->irq_base); + &preg_resources[0], chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add preg subdev\n"); } @@ -802,7 +802,7 @@ static void __devinit device_onkey_init(struct pm860x_chip *chip, onkey_devs[0].resources = &onkey_resources[0], ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0], ARRAY_SIZE(onkey_devs), &onkey_resources[0], - chip->irq_base); + chip->irq_base, NULL); if (ret < 0) dev_err(chip->dev, "Failed to add onkey subdev\n"); } @@ -815,7 +815,8 @@ static void __devinit device_codec_init(struct pm860x_chip *chip, codec_devs[0].num_resources = ARRAY_SIZE(codec_resources); codec_devs[0].resources = &codec_resources[0], ret = mfd_add_devices(chip->dev, 0, &codec_devs[0], - ARRAY_SIZE(codec_devs), &codec_resources[0], 0); + ARRAY_SIZE(codec_devs), &codec_resources[0], 0, + NULL); if (ret < 0) dev_err(chip->dev, "Failed to add codec subdev\n"); } diff --git a/drivers/mfd/aat2870-core.c b/drivers/mfd/aat2870-core.c index 44a3fdbadef..f1beb4971f8 100644 --- a/drivers/mfd/aat2870-core.c +++ b/drivers/mfd/aat2870-core.c @@ -424,7 +424,7 @@ static int aat2870_i2c_probe(struct i2c_client *client, } ret = mfd_add_devices(aat2870->dev, 0, aat2870_devs, - ARRAY_SIZE(aat2870_devs), NULL, 0); + ARRAY_SIZE(aat2870_devs), NULL, 0, NULL); if (ret != 0) { dev_err(aat2870->dev, "Failed to add subdev: %d\n", ret); goto out_disable; diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c index 78fca2902c8..01781ae5d0d 100644 --- a/drivers/mfd/ab3100-core.c +++ b/drivers/mfd/ab3100-core.c @@ -946,7 +946,7 @@ static int __devinit ab3100_probe(struct i2c_client *client, } err = mfd_add_devices(&client->dev, 0, ab3100_devs, - ARRAY_SIZE(ab3100_devs), NULL, 0); + ARRAY_SIZE(ab3100_devs), NULL, 0, NULL); ab3100_setup_debugfs(ab3100); diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 626b4ecaf64..47adf800024 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -1418,25 +1418,25 @@ static int __devinit ab8500_probe(struct platform_device *pdev) ret = mfd_add_devices(ab8500->dev, 0, abx500_common_devs, ARRAY_SIZE(abx500_common_devs), NULL, - ab8500->irq_base); + ab8500->irq_base, ab8500->domain); if (ret) goto out_freeirq; if (is_ab9540(ab8500)) ret = mfd_add_devices(ab8500->dev, 0, ab9540_devs, ARRAY_SIZE(ab9540_devs), NULL, - ab8500->irq_base); + ab8500->irq_base, ab8500->domain); else ret = mfd_add_devices(ab8500->dev, 0, ab8500_devs, ARRAY_SIZE(ab8500_devs), NULL, - ab8500->irq_base); + ab8500->irq_base, ab8500->domain); if (ret) goto out_freeirq; if (is_ab9540(ab8500) || is_ab8505(ab8500)) ret = mfd_add_devices(ab8500->dev, 0, ab9540_ab8505_devs, ARRAY_SIZE(ab9540_ab8505_devs), NULL, - ab8500->irq_base); + ab8500->irq_base, ab8500->domain); if (ret) goto out_freeirq; @@ -1444,7 +1444,7 @@ static int __devinit ab8500_probe(struct platform_device *pdev) /* Add battery management devices */ ret = mfd_add_devices(ab8500->dev, 0, ab8500_bm_devs, ARRAY_SIZE(ab8500_bm_devs), NULL, - ab8500->irq_base); + ab8500->irq_base, ab8500->domain); if (ret) dev_err(ab8500->dev, "error adding bm devices\n"); } diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index c7983e86254..1b48f209480 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -316,7 +316,7 @@ int __devinit arizona_dev_init(struct arizona *arizona) } ret = mfd_add_devices(arizona->dev, -1, early_devs, - ARRAY_SIZE(early_devs), NULL, 0); + ARRAY_SIZE(early_devs), NULL, 0, NULL); if (ret != 0) { dev_err(dev, "Failed to add early children: %d\n", ret); return ret; @@ -516,11 +516,11 @@ int __devinit arizona_dev_init(struct arizona *arizona) switch (arizona->type) { case WM5102: ret = mfd_add_devices(arizona->dev, -1, wm5102_devs, - ARRAY_SIZE(wm5102_devs), NULL, 0); + ARRAY_SIZE(wm5102_devs), NULL, 0, NULL); break; case WM5110: ret = mfd_add_devices(arizona->dev, -1, wm5110_devs, - ARRAY_SIZE(wm5102_devs), NULL, 0); + ARRAY_SIZE(wm5102_devs), NULL, 0, NULL); break; } diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index 683e18a2332..62f0883a763 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -913,14 +913,14 @@ static int __init asic3_mfd_probe(struct platform_device *pdev, if (pdata->clock_rate) { ds1wm_pdata.clock_rate = pdata->clock_rate; ret = mfd_add_devices(&pdev->dev, pdev->id, - &asic3_cell_ds1wm, 1, mem, asic->irq_base); + &asic3_cell_ds1wm, 1, mem, asic->irq_base, NULL); if (ret < 0) goto out; } if (mem_sdio && (irq >= 0)) { ret = mfd_add_devices(&pdev->dev, pdev->id, - &asic3_cell_mmc, 1, mem_sdio, irq); + &asic3_cell_mmc, 1, mem_sdio, irq, NULL); if (ret < 0) goto out; } @@ -934,7 +934,7 @@ static int __init asic3_mfd_probe(struct platform_device *pdev, asic3_cell_leds[i].pdata_size = sizeof(pdata->leds[i]); } ret = mfd_add_devices(&pdev->dev, 0, - asic3_cell_leds, ASIC3_NUM_LEDS, NULL, 0); + asic3_cell_leds, ASIC3_NUM_LEDS, NULL, 0, NULL); } out: diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c index 3419e726de4..2b282133c72 100644 --- a/drivers/mfd/cs5535-mfd.c +++ b/drivers/mfd/cs5535-mfd.c @@ -149,7 +149,7 @@ static int __devinit cs5535_mfd_probe(struct pci_dev *pdev, } err = mfd_add_devices(&pdev->dev, -1, cs5535_mfd_cells, - ARRAY_SIZE(cs5535_mfd_cells), NULL, 0); + ARRAY_SIZE(cs5535_mfd_cells), NULL, 0, NULL); if (err) { dev_err(&pdev->dev, "MFD add devices failed: %d\n", err); goto err_disable; diff --git a/drivers/mfd/da9052-core.c b/drivers/mfd/da9052-core.c index 2544910e1fd..a0a62b24621 100644 --- a/drivers/mfd/da9052-core.c +++ b/drivers/mfd/da9052-core.c @@ -803,7 +803,7 @@ int __devinit da9052_device_init(struct da9052 *da9052, u8 chip_id) dev_err(da9052->dev, "DA9052 ADC IRQ failed ret=%d\n", ret); ret = mfd_add_devices(da9052->dev, -1, da9052_subdev_info, - ARRAY_SIZE(da9052_subdev_info), NULL, 0); + ARRAY_SIZE(da9052_subdev_info), NULL, 0, NULL); if (ret) goto err; diff --git a/drivers/mfd/davinci_voicecodec.c b/drivers/mfd/davinci_voicecodec.c index 4e2af2cb2d2..45e83a68641 100644 --- a/drivers/mfd/davinci_voicecodec.c +++ b/drivers/mfd/davinci_voicecodec.c @@ -129,7 +129,7 @@ static int __init davinci_vc_probe(struct platform_device *pdev) cell->pdata_size = sizeof(*davinci_vc); ret = mfd_add_devices(&pdev->dev, pdev->id, davinci_vc->cells, - DAVINCI_VC_CELLS, NULL, 0); + DAVINCI_VC_CELLS, NULL, 0, NULL); if (ret != 0) { dev_err(&pdev->dev, "fail to register client devices\n"); goto fail4; diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 7040a008113..0e63cdd9b52 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -3010,7 +3010,7 @@ static int __devinit db8500_prcmu_probe(struct platform_device *pdev) prcmu_config_esram0_deep_sleep(ESRAM0_DEEP_SLEEP_STATE_RET); err = mfd_add_devices(&pdev->dev, 0, db8500_prcmu_devs, - ARRAY_SIZE(db8500_prcmu_devs), NULL, 0); + ARRAY_SIZE(db8500_prcmu_devs), NULL, 0, NULL); if (err) { pr_err("prcmu: Failed to add subdevices\n"); return err; diff --git a/drivers/mfd/htc-pasic3.c b/drivers/mfd/htc-pasic3.c index 04c7093d649..9e5453d21a6 100644 --- a/drivers/mfd/htc-pasic3.c +++ b/drivers/mfd/htc-pasic3.c @@ -168,7 +168,7 @@ static int __init pasic3_probe(struct platform_device *pdev) /* the first 5 PASIC3 registers control the DS1WM */ ds1wm_resources[0].end = (5 << asic->bus_shift) - 1; ret = mfd_add_devices(&pdev->dev, pdev->id, - &ds1wm_cell, 1, r, irq); + &ds1wm_cell, 1, r, irq, NULL); if (ret < 0) dev_warn(dev, "failed to register DS1WM\n"); } @@ -176,7 +176,8 @@ static int __init pasic3_probe(struct platform_device *pdev) if (pdata && pdata->led_pdata) { led_cell.platform_data = pdata->led_pdata; led_cell.pdata_size = sizeof(struct pasic3_leds_machinfo); - ret = mfd_add_devices(&pdev->dev, pdev->id, &led_cell, 1, r, 0); + ret = mfd_add_devices(&pdev->dev, pdev->id, &led_cell, 1, r, + 0, NULL); if (ret < 0) dev_warn(dev, "failed to register LED device\n"); } diff --git a/drivers/mfd/intel_msic.c b/drivers/mfd/intel_msic.c index 59df5584cb5..266bdc5bd96 100644 --- a/drivers/mfd/intel_msic.c +++ b/drivers/mfd/intel_msic.c @@ -344,13 +344,13 @@ static int __devinit intel_msic_init_devices(struct intel_msic *msic) continue; ret = mfd_add_devices(&pdev->dev, -1, &msic_devs[i], 1, NULL, - pdata->irq[i]); + pdata->irq[i], NULL); if (ret) goto fail; } ret = mfd_add_devices(&pdev->dev, 0, msic_other_devs, - ARRAY_SIZE(msic_other_devs), NULL, 0); + ARRAY_SIZE(msic_other_devs), NULL, 0, NULL); if (ret) goto fail; diff --git a/drivers/mfd/janz-cmodio.c b/drivers/mfd/janz-cmodio.c index 2ea99989551..965c4801df8 100644 --- a/drivers/mfd/janz-cmodio.c +++ b/drivers/mfd/janz-cmodio.c @@ -147,7 +147,7 @@ static int __devinit cmodio_probe_submodules(struct cmodio_device *priv) } return mfd_add_devices(&pdev->dev, 0, priv->cells, - num_probed, NULL, pdev->irq); + num_probed, NULL, pdev->irq, NULL); } /* diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index 87662a17dec..c6b6d7dda51 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -287,7 +287,8 @@ static int __devinit jz4740_adc_probe(struct platform_device *pdev) writeb(0xff, adc->base + JZ_REG_ADC_CTRL); ret = mfd_add_devices(&pdev->dev, 0, jz4740_adc_cells, - ARRAY_SIZE(jz4740_adc_cells), mem_base, irq_base); + ARRAY_SIZE(jz4740_adc_cells), mem_base, + irq_base, NULL); if (ret < 0) goto err_clk_put; diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c index 0b2879b87fd..24212f45b20 100644 --- a/drivers/mfd/lm3533-core.c +++ b/drivers/mfd/lm3533-core.c @@ -393,7 +393,8 @@ static int __devinit lm3533_device_als_init(struct lm3533 *lm3533) lm3533_als_devs[0].platform_data = pdata->als; lm3533_als_devs[0].pdata_size = sizeof(*pdata->als); - ret = mfd_add_devices(lm3533->dev, 0, lm3533_als_devs, 1, NULL, 0); + ret = mfd_add_devices(lm3533->dev, 0, lm3533_als_devs, 1, NULL, + 0, NULL); if (ret) { dev_err(lm3533->dev, "failed to add ALS device\n"); return ret; @@ -422,7 +423,7 @@ static int __devinit lm3533_device_bl_init(struct lm3533 *lm3533) } ret = mfd_add_devices(lm3533->dev, 0, lm3533_bl_devs, - pdata->num_backlights, NULL, 0); + pdata->num_backlights, NULL, 0, NULL); if (ret) { dev_err(lm3533->dev, "failed to add backlight devices\n"); return ret; @@ -451,7 +452,7 @@ static int __devinit lm3533_device_led_init(struct lm3533 *lm3533) } ret = mfd_add_devices(lm3533->dev, 0, lm3533_led_devs, - pdata->num_leds, NULL, 0); + pdata->num_leds, NULL, 0, NULL); if (ret) { dev_err(lm3533->dev, "failed to add LED devices\n"); return ret; diff --git a/drivers/mfd/lpc_ich.c b/drivers/mfd/lpc_ich.c index 027cc8f8613..092ad4b44b6 100644 --- a/drivers/mfd/lpc_ich.c +++ b/drivers/mfd/lpc_ich.c @@ -750,7 +750,7 @@ gpe0_done: lpc_ich_finalize_cell(&lpc_ich_cells[LPC_GPIO], id); ret = mfd_add_devices(&dev->dev, -1, &lpc_ich_cells[LPC_GPIO], - 1, NULL, 0); + 1, NULL, 0, NULL); gpio_done: if (acpi_conflict) @@ -765,7 +765,6 @@ static int __devinit lpc_ich_init_wdt(struct pci_dev *dev, u32 base_addr_cfg; u32 base_addr; int ret; - bool acpi_conflict = false; struct resource *res; /* Setup power management base register */ @@ -780,20 +779,11 @@ static int __devinit lpc_ich_init_wdt(struct pci_dev *dev, res = wdt_io_res(ICH_RES_IO_TCO); res->start = base_addr + ACPIBASE_TCO_OFF; res->end = base_addr + ACPIBASE_TCO_END; - ret = acpi_check_resource_conflict(res); - if (ret) { - acpi_conflict = true; - goto wdt_done; - } res = wdt_io_res(ICH_RES_IO_SMI); res->start = base_addr + ACPIBASE_SMI_OFF; res->end = base_addr + ACPIBASE_SMI_END; - ret = acpi_check_resource_conflict(res); - if (ret) { - acpi_conflict = true; - goto wdt_done; - } + lpc_ich_enable_acpi_space(dev); /* @@ -813,21 +803,13 @@ static int __devinit lpc_ich_init_wdt(struct pci_dev *dev, res = wdt_mem_res(ICH_RES_MEM_GCS); res->start = base_addr + ACPIBASE_GCS_OFF; res->end = base_addr + ACPIBASE_GCS_END; - ret = acpi_check_resource_conflict(res); - if (ret) { - acpi_conflict = true; - goto wdt_done; - } } lpc_ich_finalize_cell(&lpc_ich_cells[LPC_WDT], id); ret = mfd_add_devices(&dev->dev, -1, &lpc_ich_cells[LPC_WDT], - 1, NULL, 0); + 1, NULL, 0, NULL); wdt_done: - if (acpi_conflict) - pr_warn("Resource conflict(s) found affecting %s\n", - lpc_ich_cells[LPC_WDT].name); return ret; } diff --git a/drivers/mfd/lpc_sch.c b/drivers/mfd/lpc_sch.c index 9f20abc5e39..f6b9c5c96b2 100644 --- a/drivers/mfd/lpc_sch.c +++ b/drivers/mfd/lpc_sch.c @@ -127,7 +127,8 @@ static int __devinit lpc_sch_probe(struct pci_dev *dev, lpc_sch_cells[i].id = id->device; ret = mfd_add_devices(&dev->dev, 0, - lpc_sch_cells, ARRAY_SIZE(lpc_sch_cells), NULL, 0); + lpc_sch_cells, ARRAY_SIZE(lpc_sch_cells), NULL, + 0, NULL); if (ret) goto out_dev; @@ -153,7 +154,8 @@ static int __devinit lpc_sch_probe(struct pci_dev *dev, tunnelcreek_cells[i].id = id->device; ret = mfd_add_devices(&dev->dev, 0, tunnelcreek_cells, - ARRAY_SIZE(tunnelcreek_cells), NULL, 0); + ARRAY_SIZE(tunnelcreek_cells), NULL, + 0, NULL); } return ret; diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c index c03e12b5192..d9e24c849a0 100644 --- a/drivers/mfd/max77686.c +++ b/drivers/mfd/max77686.c @@ -126,7 +126,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c, max77686_irq_init(max77686); ret = mfd_add_devices(max77686->dev, -1, max77686_devs, - ARRAY_SIZE(max77686_devs), NULL, 0); + ARRAY_SIZE(max77686_devs), NULL, 0, NULL); if (ret < 0) goto err_mfd; diff --git a/drivers/mfd/max77693-irq.c b/drivers/mfd/max77693-irq.c index 2b403569e0a..1029d018c73 100644 --- a/drivers/mfd/max77693-irq.c +++ b/drivers/mfd/max77693-irq.c @@ -137,6 +137,9 @@ static void max77693_irq_mask(struct irq_data *data) const struct max77693_irq_data *irq_data = irq_to_max77693_irq(max77693, data->irq); + if (irq_data->group >= MAX77693_IRQ_GROUP_NR) + return; + if (irq_data->group >= MUIC_INT1 && irq_data->group <= MUIC_INT3) max77693->irq_masks_cur[irq_data->group] &= ~irq_data->mask; else @@ -149,6 +152,9 @@ static void max77693_irq_unmask(struct irq_data *data) const struct max77693_irq_data *irq_data = irq_to_max77693_irq(max77693, data->irq); + if (irq_data->group >= MAX77693_IRQ_GROUP_NR) + return; + if (irq_data->group >= MUIC_INT1 && irq_data->group <= MUIC_INT3) max77693->irq_masks_cur[irq_data->group] |= irq_data->mask; else @@ -200,7 +206,7 @@ static irqreturn_t max77693_irq_thread(int irq, void *data) if (irq_src & MAX77693_IRQSRC_MUIC) /* MUIC INT1 ~ INT3 */ - max77693_bulk_read(max77693->regmap, MAX77693_MUIC_REG_INT1, + max77693_bulk_read(max77693->regmap_muic, MAX77693_MUIC_REG_INT1, MAX77693_NUM_IRQ_MUIC_REGS, &irq_reg[MUIC_INT1]); /* Apply masking */ @@ -255,7 +261,8 @@ int max77693_irq_init(struct max77693_dev *max77693) { struct irq_domain *domain; int i; - int ret; + int ret = 0; + u8 intsrc_mask; mutex_init(&max77693->irqlock); @@ -287,19 +294,38 @@ int max77693_irq_init(struct max77693_dev *max77693) &max77693_irq_domain_ops, max77693); if (!domain) { dev_err(max77693->dev, "could not create irq domain\n"); - return -ENODEV; + ret = -ENODEV; + goto err_irq; } max77693->irq_domain = domain; + /* Unmask max77693 interrupt */ + ret = max77693_read_reg(max77693->regmap, + MAX77693_PMIC_REG_INTSRC_MASK, &intsrc_mask); + if (ret < 0) { + dev_err(max77693->dev, "fail to read PMIC register\n"); + goto err_irq; + } + + intsrc_mask &= ~(MAX77693_IRQSRC_CHG); + intsrc_mask &= ~(MAX77693_IRQSRC_FLASH); + intsrc_mask &= ~(MAX77693_IRQSRC_MUIC); + ret = max77693_write_reg(max77693->regmap, + MAX77693_PMIC_REG_INTSRC_MASK, intsrc_mask); + if (ret < 0) { + dev_err(max77693->dev, "fail to write PMIC register\n"); + goto err_irq; + } + ret = request_threaded_irq(max77693->irq, NULL, max77693_irq_thread, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, "max77693-irq", max77693); - if (ret) dev_err(max77693->dev, "Failed to request IRQ %d: %d\n", max77693->irq, ret); - return 0; +err_irq: + return ret; } void max77693_irq_exit(struct max77693_dev *max77693) diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c index a1811cb50ec..cc5155e2049 100644 --- a/drivers/mfd/max77693.c +++ b/drivers/mfd/max77693.c @@ -152,6 +152,20 @@ static int max77693_i2c_probe(struct i2c_client *i2c, max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC); i2c_set_clientdata(max77693->haptic, max77693); + /* + * Initialize register map for MUIC device because use regmap-muic + * instance of MUIC device when irq of max77693 is initialized + * before call max77693-muic probe() function. + */ + max77693->regmap_muic = devm_regmap_init_i2c(max77693->muic, + &max77693_regmap_config); + if (IS_ERR(max77693->regmap_muic)) { + ret = PTR_ERR(max77693->regmap_muic); + dev_err(max77693->dev, + "failed to allocate register map: %d\n", ret); + goto err_regmap; + } + ret = max77693_irq_init(max77693); if (ret < 0) goto err_irq; @@ -159,7 +173,7 @@ static int max77693_i2c_probe(struct i2c_client *i2c, pm_runtime_set_active(max77693->dev); ret = mfd_add_devices(max77693->dev, -1, max77693_devs, - ARRAY_SIZE(max77693_devs), NULL, 0); + ARRAY_SIZE(max77693_devs), NULL, 0, NULL); if (ret < 0) goto err_mfd; diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c index 825a7f06d9b..ee53757beca 100644 --- a/drivers/mfd/max8925-core.c +++ b/drivers/mfd/max8925-core.c @@ -598,7 +598,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0], ARRAY_SIZE(rtc_devs), - &rtc_resources[0], chip->irq_base); + &rtc_resources[0], chip->irq_base, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add rtc subdev\n"); goto out; @@ -606,7 +606,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0], ARRAY_SIZE(onkey_devs), - &onkey_resources[0], 0); + &onkey_resources[0], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add onkey subdev\n"); goto out_dev; @@ -615,7 +615,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, if (pdata) { ret = mfd_add_devices(chip->dev, 0, ®ulator_devs[0], ARRAY_SIZE(regulator_devs), - ®ulator_resources[0], 0); + ®ulator_resources[0], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add regulator subdev\n"); goto out_dev; @@ -625,7 +625,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, if (pdata && pdata->backlight) { ret = mfd_add_devices(chip->dev, 0, &backlight_devs[0], ARRAY_SIZE(backlight_devs), - &backlight_resources[0], 0); + &backlight_resources[0], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add backlight subdev\n"); goto out_dev; @@ -635,7 +635,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, if (pdata && pdata->power) { ret = mfd_add_devices(chip->dev, 0, &power_devs[0], ARRAY_SIZE(power_devs), - &power_supply_resources[0], 0); + &power_supply_resources[0], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add power supply " "subdev\n"); @@ -646,7 +646,7 @@ int __devinit max8925_device_init(struct max8925_chip *chip, if (pdata && pdata->touch) { ret = mfd_add_devices(chip->dev, 0, &touch_devs[0], ARRAY_SIZE(touch_devs), - &touch_resources[0], 0); + &touch_resources[0], 0, NULL); if (ret < 0) { dev_err(chip->dev, "Failed to add touch subdev\n"); goto out_dev; diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c index 10b629c245b..f123517065e 100644 --- a/drivers/mfd/max8997.c +++ b/drivers/mfd/max8997.c @@ -160,7 +160,7 @@ static int max8997_i2c_probe(struct i2c_client *i2c, mfd_add_devices(max8997->dev, -1, max8997_devs, ARRAY_SIZE(max8997_devs), - NULL, 0); + NULL, 0, NULL); /* * TODO: enable others (flash, muic, rtc, battery, ...) and diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index 6ef56d28c05..d7218cc9094 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -161,13 +161,13 @@ static int max8998_i2c_probe(struct i2c_client *i2c, switch (id->driver_data) { case TYPE_LP3974: ret = mfd_add_devices(max8998->dev, -1, - lp3974_devs, ARRAY_SIZE(lp3974_devs), - NULL, 0); + lp3974_devs, ARRAY_SIZE(lp3974_devs), + NULL, 0, NULL); break; case TYPE_MAX8998: ret = mfd_add_devices(max8998->dev, -1, - max8998_devs, ARRAY_SIZE(max8998_devs), - NULL, 0); + max8998_devs, ARRAY_SIZE(max8998_devs), + NULL, 0, NULL); break; default: ret = -EINVAL; diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c index b801dc72f04..1ec79b54bd2 100644 --- a/drivers/mfd/mc13xxx-core.c +++ b/drivers/mfd/mc13xxx-core.c @@ -612,7 +612,7 @@ static int mc13xxx_add_subdevice_pdata(struct mc13xxx *mc13xxx, if (!cell.name) return -ENOMEM; - return mfd_add_devices(mc13xxx->dev, -1, &cell, 1, NULL, 0); + return mfd_add_devices(mc13xxx->dev, -1, &cell, 1, NULL, 0, NULL); } static int mc13xxx_add_subdevice(struct mc13xxx *mc13xxx, const char *format) diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c index 0c3a01cde2f..f8b77711ad2 100644 --- a/drivers/mfd/mfd-core.c +++ b/drivers/mfd/mfd-core.c @@ -74,12 +74,11 @@ static int mfd_platform_add_cell(struct platform_device *pdev, static int mfd_add_device(struct device *parent, int id, const struct mfd_cell *cell, struct resource *mem_base, - int irq_base) + int irq_base, struct irq_domain *domain) { struct resource *res; struct platform_device *pdev; struct device_node *np = NULL; - struct irq_domain *domain = NULL; int ret = -ENOMEM; int r; @@ -97,7 +96,6 @@ static int mfd_add_device(struct device *parent, int id, for_each_child_of_node(parent->of_node, np) { if (of_device_is_compatible(np, cell->of_compatible)) { pdev->dev.of_node = np; - domain = irq_find_host(parent->of_node); break; } } @@ -177,7 +175,7 @@ fail_alloc: int mfd_add_devices(struct device *parent, int id, struct mfd_cell *cells, int n_devs, struct resource *mem_base, - int irq_base) + int irq_base, struct irq_domain *domain) { int i; int ret = 0; @@ -191,7 +189,8 @@ int mfd_add_devices(struct device *parent, int id, for (i = 0; i < n_devs; i++) { atomic_set(&cnts[i], 0); cells[i].usage_count = &cnts[i]; - ret = mfd_add_device(parent, id, cells + i, mem_base, irq_base); + ret = mfd_add_device(parent, id, cells + i, mem_base, + irq_base, domain); if (ret) break; } @@ -247,7 +246,8 @@ int mfd_clone_cell(const char *cell, const char **clones, size_t n_clones) for (i = 0; i < n_clones; i++) { cell_entry.name = clones[i]; /* don't give up if a single call fails; just report error */ - if (mfd_add_device(pdev->dev.parent, -1, &cell_entry, NULL, 0)) + if (mfd_add_device(pdev->dev.parent, -1, &cell_entry, NULL, 0, + NULL)) dev_err(dev, "failed to create platform device '%s'\n", clones[i]); } diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index c4a69f193a1..a345f9bb7b4 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -453,7 +453,8 @@ static int __devinit palmas_i2c_probe(struct i2c_client *i2c, ret = mfd_add_devices(palmas->dev, -1, children, ARRAY_SIZE(palmas_children), - NULL, regmap_irq_chip_get_base(palmas->irq_data)); + NULL, regmap_irq_chip_get_base(palmas->irq_data), + NULL); kfree(children); if (ret < 0) diff --git a/drivers/mfd/rc5t583.c b/drivers/mfd/rc5t583.c index cdc1df7fa0e..3a8fa88567b 100644 --- a/drivers/mfd/rc5t583.c +++ b/drivers/mfd/rc5t583.c @@ -289,7 +289,7 @@ static int __devinit rc5t583_i2c_probe(struct i2c_client *i2c, } ret = mfd_add_devices(rc5t583->dev, -1, rc5t583_subdevs, - ARRAY_SIZE(rc5t583_subdevs), NULL, 0); + ARRAY_SIZE(rc5t583_subdevs), NULL, 0, NULL); if (ret) { dev_err(&i2c->dev, "add mfd devices failed: %d\n", ret); goto err_add_devs; diff --git a/drivers/mfd/rdc321x-southbridge.c b/drivers/mfd/rdc321x-southbridge.c index 685d61e431a..0f70dce6116 100644 --- a/drivers/mfd/rdc321x-southbridge.c +++ b/drivers/mfd/rdc321x-southbridge.c @@ -87,7 +87,8 @@ static int __devinit rdc321x_sb_probe(struct pci_dev *pdev, rdc321x_wdt_pdata.sb_pdev = pdev; return mfd_add_devices(&pdev->dev, -1, - rdc321x_sb_cells, ARRAY_SIZE(rdc321x_sb_cells), NULL, 0); + rdc321x_sb_cells, ARRAY_SIZE(rdc321x_sb_cells), + NULL, 0, NULL); } static void __devexit rdc321x_sb_remove(struct pci_dev *pdev) diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c index 2988efde11e..49d361a618d 100644 --- a/drivers/mfd/sec-core.c +++ b/drivers/mfd/sec-core.c @@ -141,19 +141,19 @@ static int sec_pmic_probe(struct i2c_client *i2c, switch (sec_pmic->device_type) { case S5M8751X: ret = mfd_add_devices(sec_pmic->dev, -1, s5m8751_devs, - ARRAY_SIZE(s5m8751_devs), NULL, 0); + ARRAY_SIZE(s5m8751_devs), NULL, 0, NULL); break; case S5M8763X: ret = mfd_add_devices(sec_pmic->dev, -1, s5m8763_devs, - ARRAY_SIZE(s5m8763_devs), NULL, 0); + ARRAY_SIZE(s5m8763_devs), NULL, 0, NULL); break; case S5M8767X: ret = mfd_add_devices(sec_pmic->dev, -1, s5m8767_devs, - ARRAY_SIZE(s5m8767_devs), NULL, 0); + ARRAY_SIZE(s5m8767_devs), NULL, 0, NULL); break; case S2MPS11X: ret = mfd_add_devices(sec_pmic->dev, -1, s2mps11_devs, - ARRAY_SIZE(s2mps11_devs), NULL, 0); + ARRAY_SIZE(s2mps11_devs), NULL, 0, NULL); break; default: /* If this happens the probe function is problem */ diff --git a/drivers/mfd/sta2x11-mfd.c b/drivers/mfd/sta2x11-mfd.c index d31fed07aef..d35da6820be 100644 --- a/drivers/mfd/sta2x11-mfd.c +++ b/drivers/mfd/sta2x11-mfd.c @@ -407,7 +407,7 @@ static int __devinit sta2x11_mfd_probe(struct pci_dev *pdev, sta2x11_mfd_bar0, ARRAY_SIZE(sta2x11_mfd_bar0), &pdev->resource[0], - 0); + 0, NULL); if (err) { dev_err(&pdev->dev, "mfd_add_devices[0] failed: %d\n", err); goto err_disable; @@ -417,7 +417,7 @@ static int __devinit sta2x11_mfd_probe(struct pci_dev *pdev, sta2x11_mfd_bar1, ARRAY_SIZE(sta2x11_mfd_bar1), &pdev->resource[1], - 0); + 0, NULL); if (err) { dev_err(&pdev->dev, "mfd_add_devices[1] failed: %d\n", err); goto err_disable; diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c index 2dd8d49cb30..c94f521f392 100644 --- a/drivers/mfd/stmpe.c +++ b/drivers/mfd/stmpe.c @@ -962,7 +962,7 @@ static int __devinit stmpe_add_device(struct stmpe *stmpe, struct mfd_cell *cell, int irq) { return mfd_add_devices(stmpe->dev, stmpe->pdata->id, cell, 1, - NULL, stmpe->irq_base + irq); + NULL, stmpe->irq_base + irq, NULL); } static int __devinit stmpe_devices_init(struct stmpe *stmpe) diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c index 2d9e8799e73..b32940ec903 100644 --- a/drivers/mfd/t7l66xb.c +++ b/drivers/mfd/t7l66xb.c @@ -388,7 +388,7 @@ static int t7l66xb_probe(struct platform_device *dev) ret = mfd_add_devices(&dev->dev, dev->id, t7l66xb_cells, ARRAY_SIZE(t7l66xb_cells), - iomem, t7l66xb->irq_base); + iomem, t7l66xb->irq_base, NULL); if (!ret) return 0; diff --git a/drivers/mfd/tc3589x.c b/drivers/mfd/tc3589x.c index 048bf0532a0..b56ba6b4329 100644 --- a/drivers/mfd/tc3589x.c +++ b/drivers/mfd/tc3589x.c @@ -262,8 +262,8 @@ static int __devinit tc3589x_device_init(struct tc3589x *tc3589x) if (blocks & TC3589x_BLOCK_GPIO) { ret = mfd_add_devices(tc3589x->dev, -1, tc3589x_dev_gpio, - ARRAY_SIZE(tc3589x_dev_gpio), NULL, - tc3589x->irq_base); + ARRAY_SIZE(tc3589x_dev_gpio), NULL, + tc3589x->irq_base, NULL); if (ret) { dev_err(tc3589x->dev, "failed to add gpio child\n"); return ret; @@ -273,8 +273,8 @@ static int __devinit tc3589x_device_init(struct tc3589x *tc3589x) if (blocks & TC3589x_BLOCK_KEYPAD) { ret = mfd_add_devices(tc3589x->dev, -1, tc3589x_dev_keypad, - ARRAY_SIZE(tc3589x_dev_keypad), NULL, - tc3589x->irq_base); + ARRAY_SIZE(tc3589x_dev_keypad), NULL, + tc3589x->irq_base, NULL); if (ret) { dev_err(tc3589x->dev, "failed to keypad child\n"); return ret; diff --git a/drivers/mfd/tc6387xb.c b/drivers/mfd/tc6387xb.c index d20a284ad4b..413c891102f 100644 --- a/drivers/mfd/tc6387xb.c +++ b/drivers/mfd/tc6387xb.c @@ -192,7 +192,7 @@ static int __devinit tc6387xb_probe(struct platform_device *dev) printk(KERN_INFO "Toshiba tc6387xb initialised\n"); ret = mfd_add_devices(&dev->dev, dev->id, tc6387xb_cells, - ARRAY_SIZE(tc6387xb_cells), iomem, irq); + ARRAY_SIZE(tc6387xb_cells), iomem, irq, NULL); if (!ret) return 0; diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c index 9612264f0e6..dcab026fcbb 100644 --- a/drivers/mfd/tc6393xb.c +++ b/drivers/mfd/tc6393xb.c @@ -700,8 +700,8 @@ static int __devinit tc6393xb_probe(struct platform_device *dev) tc6393xb_cells[TC6393XB_CELL_FB].pdata_size = sizeof(*tcpd->fb_data); ret = mfd_add_devices(&dev->dev, dev->id, - tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells), - iomem, tcpd->irq_base); + tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells), + iomem, tcpd->irq_base, NULL); if (!ret) return 0; diff --git a/drivers/mfd/ti-ssp.c b/drivers/mfd/ti-ssp.c index 4fb0e6c8e8f..7c3675a74f9 100644 --- a/drivers/mfd/ti-ssp.c +++ b/drivers/mfd/ti-ssp.c @@ -412,7 +412,7 @@ static int __devinit ti_ssp_probe(struct platform_device *pdev) cells[id].data_size = data->pdata_size; } - error = mfd_add_devices(dev, 0, cells, 2, NULL, 0); + error = mfd_add_devices(dev, 0, cells, 2, NULL, 0, NULL); if (error < 0) { dev_err(dev, "cannot add mfd cells\n"); goto error_enable; diff --git a/drivers/mfd/timberdale.c b/drivers/mfd/timberdale.c index a447f4ec11f..cccc626c83c 100644 --- a/drivers/mfd/timberdale.c +++ b/drivers/mfd/timberdale.c @@ -757,25 +757,25 @@ static int __devinit timb_probe(struct pci_dev *dev, err = mfd_add_devices(&dev->dev, -1, timberdale_cells_bar0_cfg0, ARRAY_SIZE(timberdale_cells_bar0_cfg0), - &dev->resource[0], msix_entries[0].vector); + &dev->resource[0], msix_entries[0].vector, NULL); break; case TIMB_HW_VER1: err = mfd_add_devices(&dev->dev, -1, timberdale_cells_bar0_cfg1, ARRAY_SIZE(timberdale_cells_bar0_cfg1), - &dev->resource[0], msix_entries[0].vector); + &dev->resource[0], msix_entries[0].vector, NULL); break; case TIMB_HW_VER2: err = mfd_add_devices(&dev->dev, -1, timberdale_cells_bar0_cfg2, ARRAY_SIZE(timberdale_cells_bar0_cfg2), - &dev->resource[0], msix_entries[0].vector); + &dev->resource[0], msix_entries[0].vector, NULL); break; case TIMB_HW_VER3: err = mfd_add_devices(&dev->dev, -1, timberdale_cells_bar0_cfg3, ARRAY_SIZE(timberdale_cells_bar0_cfg3), - &dev->resource[0], msix_entries[0].vector); + &dev->resource[0], msix_entries[0].vector, NULL); break; default: dev_err(&dev->dev, "Uknown IP setup: %d.%d.%d\n", @@ -792,7 +792,7 @@ static int __devinit timb_probe(struct pci_dev *dev, err = mfd_add_devices(&dev->dev, 0, timberdale_cells_bar1, ARRAY_SIZE(timberdale_cells_bar1), - &dev->resource[1], msix_entries[0].vector); + &dev->resource[1], msix_entries[0].vector, NULL); if (err) { dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err); goto err_mfd2; @@ -803,7 +803,7 @@ static int __devinit timb_probe(struct pci_dev *dev, ((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER3)) { err = mfd_add_devices(&dev->dev, 1, timberdale_cells_bar2, ARRAY_SIZE(timberdale_cells_bar2), - &dev->resource[2], msix_entries[0].vector); + &dev->resource[2], msix_entries[0].vector, NULL); if (err) { dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err); goto err_mfd2; diff --git a/drivers/mfd/tps6105x.c b/drivers/mfd/tps6105x.c index a293b978e27..14051bdc714 100644 --- a/drivers/mfd/tps6105x.c +++ b/drivers/mfd/tps6105x.c @@ -188,7 +188,7 @@ static int __devinit tps6105x_probe(struct i2c_client *client, } ret = mfd_add_devices(&client->dev, 0, tps6105x_cells, - ARRAY_SIZE(tps6105x_cells), NULL, 0); + ARRAY_SIZE(tps6105x_cells), NULL, 0, NULL); if (ret) goto fail; diff --git a/drivers/mfd/tps6507x.c b/drivers/mfd/tps6507x.c index 33ba7723c96..1b203499c74 100644 --- a/drivers/mfd/tps6507x.c +++ b/drivers/mfd/tps6507x.c @@ -100,7 +100,7 @@ static int tps6507x_i2c_probe(struct i2c_client *i2c, ret = mfd_add_devices(tps6507x->dev, -1, tps6507x_devs, ARRAY_SIZE(tps6507x_devs), - NULL, 0); + NULL, 0, NULL); if (ret < 0) goto err; diff --git a/drivers/mfd/tps65090.c b/drivers/mfd/tps65090.c index 80e24f4b47b..50fd87c87a1 100644 --- a/drivers/mfd/tps65090.c +++ b/drivers/mfd/tps65090.c @@ -292,7 +292,7 @@ static int __devinit tps65090_i2c_probe(struct i2c_client *client, } ret = mfd_add_devices(tps65090->dev, -1, tps65090s, - ARRAY_SIZE(tps65090s), NULL, 0); + ARRAY_SIZE(tps65090s), NULL, 0, NULL); if (ret) { dev_err(&client->dev, "add mfd devices failed with err: %d\n", ret); diff --git a/drivers/mfd/tps65217.c b/drivers/mfd/tps65217.c index 61c097a98f5..a95e9421b73 100644 --- a/drivers/mfd/tps65217.c +++ b/drivers/mfd/tps65217.c @@ -24,11 +24,18 @@ #include <linux/slab.h> #include <linux/regmap.h> #include <linux/err.h> -#include <linux/regulator/of_regulator.h> +#include <linux/of.h> +#include <linux/of_device.h> #include <linux/mfd/core.h> #include <linux/mfd/tps65217.h> +static struct mfd_cell tps65217s[] = { + { + .name = "tps65217-pmic", + }, +}; + /** * tps65217_reg_read: Read a single tps65217 register. * @@ -133,83 +140,48 @@ int tps65217_clear_bits(struct tps65217 *tps, unsigned int reg, } EXPORT_SYMBOL_GPL(tps65217_clear_bits); -#ifdef CONFIG_OF -static struct of_regulator_match reg_matches[] = { - { .name = "dcdc1", .driver_data = (void *)TPS65217_DCDC_1 }, - { .name = "dcdc2", .driver_data = (void *)TPS65217_DCDC_2 }, - { .name = "dcdc3", .driver_data = (void *)TPS65217_DCDC_3 }, - { .name = "ldo1", .driver_data = (void *)TPS65217_LDO_1 }, - { .name = "ldo2", .driver_data = (void *)TPS65217_LDO_2 }, - { .name = "ldo3", .driver_data = (void *)TPS65217_LDO_3 }, - { .name = "ldo4", .driver_data = (void *)TPS65217_LDO_4 }, -}; - -static struct tps65217_board *tps65217_parse_dt(struct i2c_client *client) -{ - struct device_node *node = client->dev.of_node; - struct tps65217_board *pdata; - struct device_node *regs; - int count = ARRAY_SIZE(reg_matches); - int ret, i; - - regs = of_find_node_by_name(node, "regulators"); - if (!regs) - return NULL; - - ret = of_regulator_match(&client->dev, regs, reg_matches, count); - of_node_put(regs); - if ((ret < 0) || (ret > count)) - return NULL; - - count = ret; - pdata = devm_kzalloc(&client->dev, count * sizeof(*pdata), GFP_KERNEL); - if (!pdata) - return NULL; - - for (i = 0; i < count; i++) { - if (!reg_matches[i].init_data || !reg_matches[i].of_node) - continue; - - pdata->tps65217_init_data[i] = reg_matches[i].init_data; - pdata->of_node[i] = reg_matches[i].of_node; - } - - return pdata; -} - -static struct of_device_id tps65217_of_match[] = { - { .compatible = "ti,tps65217", }, - { }, -}; -#else -static struct tps65217_board *tps65217_parse_dt(struct i2c_client *client) -{ - return NULL; -} -#endif - static struct regmap_config tps65217_regmap_config = { .reg_bits = 8, .val_bits = 8, }; +static const struct of_device_id tps65217_of_match[] = { + { .compatible = "ti,tps65217", .data = (void *)TPS65217 }, + { /* sentinel */ }, +}; + static int __devinit tps65217_probe(struct i2c_client *client, const struct i2c_device_id *ids) { struct tps65217 *tps; - struct regulator_init_data *reg_data; - struct tps65217_board *pdata = client->dev.platform_data; - int i, ret; unsigned int version; + unsigned int chip_id = ids->driver_data; + const struct of_device_id *match; + int ret; - if (!pdata && client->dev.of_node) - pdata = tps65217_parse_dt(client); + if (client->dev.of_node) { + match = of_match_device(tps65217_of_match, &client->dev); + if (!match) { + dev_err(&client->dev, + "Failed to find matching dt id\n"); + return -EINVAL; + } + chip_id = (unsigned int)match->data; + } + + if (!chip_id) { + dev_err(&client->dev, "id is null.\n"); + return -ENODEV; + } tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); if (!tps) return -ENOMEM; - tps->pdata = pdata; + i2c_set_clientdata(client, tps); + tps->dev = &client->dev; + tps->id = chip_id; + tps->regmap = devm_regmap_init_i2c(client, &tps65217_regmap_config); if (IS_ERR(tps->regmap)) { ret = PTR_ERR(tps->regmap); @@ -218,8 +190,12 @@ static int __devinit tps65217_probe(struct i2c_client *client, return ret; } - i2c_set_clientdata(client, tps); - tps->dev = &client->dev; + ret = mfd_add_devices(tps->dev, -1, tps65217s, + ARRAY_SIZE(tps65217s), NULL, 0, NULL); + if (ret < 0) { + dev_err(tps->dev, "mfd_add_devices failed: %d\n", ret); + return ret; + } ret = tps65217_reg_read(tps, TPS65217_REG_CHIPID, &version); if (ret < 0) { @@ -232,41 +208,21 @@ static int __devinit tps65217_probe(struct i2c_client *client, (version & TPS65217_CHIPID_CHIP_MASK) >> 4, version & TPS65217_CHIPID_REV_MASK); - for (i = 0; i < TPS65217_NUM_REGULATOR; i++) { - struct platform_device *pdev; - - pdev = platform_device_alloc("tps65217-pmic", i); - if (!pdev) { - dev_err(tps->dev, "Cannot create regulator %d\n", i); - continue; - } - - pdev->dev.parent = tps->dev; - pdev->dev.of_node = pdata->of_node[i]; - reg_data = pdata->tps65217_init_data[i]; - platform_device_add_data(pdev, reg_data, sizeof(*reg_data)); - tps->regulator_pdev[i] = pdev; - - platform_device_add(pdev); - } - return 0; } static int __devexit tps65217_remove(struct i2c_client *client) { struct tps65217 *tps = i2c_get_clientdata(client); - int i; - for (i = 0; i < TPS65217_NUM_REGULATOR; i++) - platform_device_unregister(tps->regulator_pdev[i]); + mfd_remove_devices(tps->dev); return 0; } static const struct i2c_device_id tps65217_id_table[] = { - {"tps65217", 0xF0}, - {/* end of list */} + {"tps65217", TPS65217}, + { /* sentinel */ } }; MODULE_DEVICE_TABLE(i2c, tps65217_id_table); diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index 353c3481212..345960ca2fd 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -25,6 +25,7 @@ #include <linux/i2c.h> #include <linux/regmap.h> #include <linux/regulator/of_regulator.h> +#include <linux/regulator/machine.h> #include <linux/mfd/core.h> #include <linux/mfd/tps6586x.h> @@ -346,6 +347,7 @@ failed: #ifdef CONFIG_OF static struct of_regulator_match tps6586x_matches[] = { + { .name = "sys", .driver_data = (void *)TPS6586X_ID_SYS }, { .name = "sm0", .driver_data = (void *)TPS6586X_ID_SM_0 }, { .name = "sm1", .driver_data = (void *)TPS6586X_ID_SM_1 }, { .name = "sm2", .driver_data = (void *)TPS6586X_ID_SM_2 }, @@ -369,6 +371,7 @@ static struct tps6586x_platform_data *tps6586x_parse_dt(struct i2c_client *clien struct tps6586x_platform_data *pdata; struct tps6586x_subdev_info *devs; struct device_node *regs; + const char *sys_rail_name = NULL; unsigned int count; unsigned int i, j; int err; @@ -391,12 +394,22 @@ static struct tps6586x_platform_data *tps6586x_parse_dt(struct i2c_client *clien return NULL; for (i = 0, j = 0; i < num && j < count; i++) { + struct regulator_init_data *reg_idata; + if (!tps6586x_matches[i].init_data) continue; + reg_idata = tps6586x_matches[i].init_data; devs[j].name = "tps6586x-regulator"; devs[j].platform_data = tps6586x_matches[i].init_data; devs[j].id = (int)tps6586x_matches[i].driver_data; + if (devs[j].id == TPS6586X_ID_SYS) + sys_rail_name = reg_idata->constraints.name; + + if ((devs[j].id == TPS6586X_ID_LDO_5) || + (devs[j].id == TPS6586X_ID_LDO_RTC)) + reg_idata->supply_regulator = sys_rail_name; + devs[j].of_node = tps6586x_matches[i].of_node; j++; } @@ -493,7 +506,8 @@ static int __devinit tps6586x_i2c_probe(struct i2c_client *client, } ret = mfd_add_devices(tps6586x->dev, -1, - tps6586x_cell, ARRAY_SIZE(tps6586x_cell), NULL, 0); + tps6586x_cell, ARRAY_SIZE(tps6586x_cell), + NULL, 0, NULL); if (ret < 0) { dev_err(&client->dev, "mfd_add_devices failed: %d\n", ret); goto err_mfd_add; diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index 1c563792c77..d3ce4d569de 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -254,7 +254,7 @@ static __devinit int tps65910_i2c_probe(struct i2c_client *i2c, ret = mfd_add_devices(tps65910->dev, -1, tps65910s, ARRAY_SIZE(tps65910s), - NULL, 0); + NULL, 0, NULL); if (ret < 0) { dev_err(&i2c->dev, "mfd_add_devices failed: %d\n", ret); return ret; diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c index 74fd8cb5f37..4658b5bdcd8 100644 --- a/drivers/mfd/tps65912-core.c +++ b/drivers/mfd/tps65912-core.c @@ -146,7 +146,7 @@ int tps65912_device_init(struct tps65912 *tps65912) ret = mfd_add_devices(tps65912->dev, -1, tps65912s, ARRAY_SIZE(tps65912s), - NULL, 0); + NULL, 0, NULL); if (ret < 0) goto err; diff --git a/drivers/mfd/twl4030-audio.c b/drivers/mfd/twl4030-audio.c index 838ce4eb444..77c9acb1458 100644 --- a/drivers/mfd/twl4030-audio.c +++ b/drivers/mfd/twl4030-audio.c @@ -223,7 +223,7 @@ static int __devinit twl4030_audio_probe(struct platform_device *pdev) if (childs) ret = mfd_add_devices(&pdev->dev, pdev->id, audio->cells, - childs, NULL, 0); + childs, NULL, 0, NULL); else { dev_err(&pdev->dev, "No platform data found for childs\n"); ret = -ENODEV; diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c index b0fad0ffca5..3dca5c195a2 100644 --- a/drivers/mfd/twl6040-core.c +++ b/drivers/mfd/twl6040-core.c @@ -632,7 +632,7 @@ static int __devinit twl6040_probe(struct i2c_client *client, } ret = mfd_add_devices(&client->dev, -1, twl6040->cells, children, - NULL, 0); + NULL, 0, NULL); if (ret) goto mfd_err; diff --git a/drivers/mfd/vx855.c b/drivers/mfd/vx855.c index 872aff21e4b..b9a636d44c7 100644 --- a/drivers/mfd/vx855.c +++ b/drivers/mfd/vx855.c @@ -102,7 +102,7 @@ static __devinit int vx855_probe(struct pci_dev *pdev, vx855_gpio_resources[1].end = vx855_gpio_resources[1].start + 3; ret = mfd_add_devices(&pdev->dev, -1, vx855_cells, ARRAY_SIZE(vx855_cells), - NULL, 0); + NULL, 0, NULL); /* we always return -ENODEV here in order to enable other * drivers like old, not-yet-platform_device ported i2c-viapro */ diff --git a/drivers/mfd/wl1273-core.c b/drivers/mfd/wl1273-core.c index f39b756df56..86e0e4309fc 100644 --- a/drivers/mfd/wl1273-core.c +++ b/drivers/mfd/wl1273-core.c @@ -241,7 +241,7 @@ static int __devinit wl1273_core_probe(struct i2c_client *client, __func__, children); r = mfd_add_devices(&client->dev, -1, core->cells, - children, NULL, 0); + children, NULL, 0, NULL); if (r) goto err; diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c index 946698fd2dc..30173103594 100644 --- a/drivers/mfd/wm831x-core.c +++ b/drivers/mfd/wm831x-core.c @@ -1813,27 +1813,27 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) case WM8310: ret = mfd_add_devices(wm831x->dev, wm831x_num, wm8310_devs, ARRAY_SIZE(wm8310_devs), - NULL, 0); + NULL, 0, NULL); break; case WM8311: ret = mfd_add_devices(wm831x->dev, wm831x_num, wm8311_devs, ARRAY_SIZE(wm8311_devs), - NULL, 0); + NULL, 0, NULL); if (!pdata || !pdata->disable_touch) mfd_add_devices(wm831x->dev, wm831x_num, touch_devs, ARRAY_SIZE(touch_devs), - NULL, 0); + NULL, 0, NULL); break; case WM8312: ret = mfd_add_devices(wm831x->dev, wm831x_num, wm8312_devs, ARRAY_SIZE(wm8312_devs), - NULL, 0); + NULL, 0, NULL); if (!pdata || !pdata->disable_touch) mfd_add_devices(wm831x->dev, wm831x_num, touch_devs, ARRAY_SIZE(touch_devs), - NULL, 0); + NULL, 0, NULL); break; case WM8320: @@ -1842,7 +1842,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) case WM8326: ret = mfd_add_devices(wm831x->dev, wm831x_num, wm8320_devs, ARRAY_SIZE(wm8320_devs), - NULL, 0); + NULL, 0, NULL); break; default: @@ -1867,7 +1867,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) if (ret & WM831X_XTAL_ENA) { ret = mfd_add_devices(wm831x->dev, wm831x_num, rtc_devs, ARRAY_SIZE(rtc_devs), - NULL, 0); + NULL, 0, NULL); if (ret != 0) { dev_err(wm831x->dev, "Failed to add RTC: %d\n", ret); goto err_irq; @@ -1880,7 +1880,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq) /* Treat errors as non-critical */ ret = mfd_add_devices(wm831x->dev, wm831x_num, backlight_devs, ARRAY_SIZE(backlight_devs), NULL, - 0); + 0, NULL); if (ret < 0) dev_err(wm831x->dev, "Failed to add backlight: %d\n", ret); diff --git a/drivers/mfd/wm8400-core.c b/drivers/mfd/wm8400-core.c index 4b7d378551d..639ca359242 100644 --- a/drivers/mfd/wm8400-core.c +++ b/drivers/mfd/wm8400-core.c @@ -70,7 +70,7 @@ static int wm8400_register_codec(struct wm8400 *wm8400) .pdata_size = sizeof(*wm8400), }; - return mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0); + return mfd_add_devices(wm8400->dev, -1, &cell, 1, NULL, 0, NULL); } /* diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index eec74aa55fd..2febf88cfce 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -414,7 +414,7 @@ static __devinit int wm8994_device_init(struct wm8994 *wm8994, int irq) ret = mfd_add_devices(wm8994->dev, -1, wm8994_regulator_devs, ARRAY_SIZE(wm8994_regulator_devs), - NULL, 0); + NULL, 0, NULL); if (ret != 0) { dev_err(wm8994->dev, "Failed to add children: %d\n", ret); goto err; @@ -648,7 +648,7 @@ static __devinit int wm8994_device_init(struct wm8994 *wm8994, int irq) ret = mfd_add_devices(wm8994->dev, -1, wm8994_devs, ARRAY_SIZE(wm8994_devs), - NULL, 0); + NULL, 0, NULL); if (ret != 0) { dev_err(wm8994->dev, "Failed to add children: %d\n", ret); goto err_irq; diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index f1c84decb19..172a768036d 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -1411,7 +1411,8 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req) /* complete ongoing async transfer before issuing discard */ if (card->host->areq) mmc_blk_issue_rw_rq(mq, NULL); - if (req->cmd_flags & REQ_SECURE) + if (req->cmd_flags & REQ_SECURE && + !(card->quirks & MMC_QUIRK_SEC_ERASE_TRIM_BROKEN)) ret = mmc_blk_issue_secdiscard_rq(mq, req); else ret = mmc_blk_issue_discard_rq(mq, req); @@ -1716,6 +1717,7 @@ force_ro_fail: #define CID_MANFID_SANDISK 0x2 #define CID_MANFID_TOSHIBA 0x11 #define CID_MANFID_MICRON 0x13 +#define CID_MANFID_SAMSUNG 0x15 static const struct mmc_fixup blk_fixups[] = { @@ -1752,6 +1754,28 @@ static const struct mmc_fixup blk_fixups[] = MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc, MMC_QUIRK_LONG_READ_TIME), + /* + * On these Samsung MoviNAND parts, performing secure erase or + * secure trim can result in unrecoverable corruption due to a + * firmware bug. + */ + MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, + MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), + END_FIXUP }; diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 322412cec4e..a53c7c478e0 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -81,6 +81,7 @@ struct atmel_mci_caps { bool has_bad_data_ordering; bool need_reset_after_xfer; bool need_blksz_mul_4; + bool need_notbusy_for_read_ops; }; struct atmel_mci_dma { @@ -1625,7 +1626,8 @@ static void atmci_tasklet_func(unsigned long priv) __func__); atmci_set_completed(host, EVENT_XFER_COMPLETE); - if (host->data->flags & MMC_DATA_WRITE) { + if (host->caps.need_notbusy_for_read_ops || + (host->data->flags & MMC_DATA_WRITE)) { atmci_writel(host, ATMCI_IER, ATMCI_NOTBUSY); state = STATE_WAITING_NOTBUSY; } else if (host->mrq->stop) { @@ -2218,6 +2220,7 @@ static void __init atmci_get_cap(struct atmel_mci *host) host->caps.has_bad_data_ordering = 1; host->caps.need_reset_after_xfer = 1; host->caps.need_blksz_mul_4 = 1; + host->caps.need_notbusy_for_read_ops = 0; /* keep only major version number */ switch (version & 0xf00) { @@ -2238,6 +2241,7 @@ static void __init atmci_get_cap(struct atmel_mci *host) case 0x200: host->caps.has_rwproof = 1; host->caps.need_blksz_mul_4 = 0; + host->caps.need_notbusy_for_read_ops = 1; case 0x100: host->caps.has_bad_data_ordering = 0; host->caps.need_reset_after_xfer = 0; diff --git a/drivers/mmc/host/bfin_sdh.c b/drivers/mmc/host/bfin_sdh.c index 03666174ca4..a17dd7363ce 100644 --- a/drivers/mmc/host/bfin_sdh.c +++ b/drivers/mmc/host/bfin_sdh.c @@ -49,13 +49,6 @@ #define bfin_write_SDH_CFG bfin_write_RSI_CFG #endif -struct dma_desc_array { - unsigned long start_addr; - unsigned short cfg; - unsigned short x_count; - short x_modify; -} __packed; - struct sdh_host { struct mmc_host *mmc; spinlock_t lock; diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 72dc3cde646..af40d227bec 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -627,6 +627,7 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot) { struct dw_mci *host = slot->host; u32 div; + u32 clk_en_a; if (slot->clock != host->current_speed) { div = host->bus_hz / slot->clock; @@ -659,9 +660,11 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot) mci_send_cmd(slot, SDMMC_CMD_UPD_CLK | SDMMC_CMD_PRV_DAT_WAIT, 0); - /* enable clock */ - mci_writel(host, CLKENA, ((SDMMC_CLKEN_ENABLE | - SDMMC_CLKEN_LOW_PWR) << slot->id)); + /* enable clock; only low power if no SDIO */ + clk_en_a = SDMMC_CLKEN_ENABLE << slot->id; + if (!(mci_readl(host, INTMASK) & SDMMC_INT_SDIO(slot->id))) + clk_en_a |= SDMMC_CLKEN_LOW_PWR << slot->id; + mci_writel(host, CLKENA, clk_en_a); /* inform CIU */ mci_send_cmd(slot, @@ -862,6 +865,30 @@ static int dw_mci_get_cd(struct mmc_host *mmc) return present; } +/* + * Disable lower power mode. + * + * Low power mode will stop the card clock when idle. According to the + * description of the CLKENA register we should disable low power mode + * for SDIO cards if we need SDIO interrupts to work. + * + * This function is fast if low power mode is already disabled. + */ +static void dw_mci_disable_low_power(struct dw_mci_slot *slot) +{ + struct dw_mci *host = slot->host; + u32 clk_en_a; + const u32 clken_low_pwr = SDMMC_CLKEN_LOW_PWR << slot->id; + + clk_en_a = mci_readl(host, CLKENA); + + if (clk_en_a & clken_low_pwr) { + mci_writel(host, CLKENA, clk_en_a & ~clken_low_pwr); + mci_send_cmd(slot, SDMMC_CMD_UPD_CLK | + SDMMC_CMD_PRV_DAT_WAIT, 0); + } +} + static void dw_mci_enable_sdio_irq(struct mmc_host *mmc, int enb) { struct dw_mci_slot *slot = mmc_priv(mmc); @@ -871,6 +898,14 @@ static void dw_mci_enable_sdio_irq(struct mmc_host *mmc, int enb) /* Enable/disable Slot Specific SDIO interrupt */ int_mask = mci_readl(host, INTMASK); if (enb) { + /* + * Turn off low power mode if it was enabled. This is a bit of + * a heavy operation and we disable / enable IRQs a lot, so + * we'll leave low power mode disabled and it will get + * re-enabled again in dw_mci_setup_bus(). + */ + dw_mci_disable_low_power(slot); + mci_writel(host, INTMASK, (int_mask | SDMMC_INT_SDIO(slot->id))); } else { @@ -1429,22 +1464,10 @@ static void dw_mci_read_data_pio(struct dw_mci *host) nbytes += len; remain -= len; } while (remain); - sg_miter->consumed = offset; + sg_miter->consumed = offset; status = mci_readl(host, MINTSTS); mci_writel(host, RINTSTS, SDMMC_INT_RXDR); - if (status & DW_MCI_DATA_ERROR_FLAGS) { - host->data_status = status; - data->bytes_xfered += nbytes; - sg_miter_stop(sg_miter); - host->sg = NULL; - smp_wmb(); - - set_bit(EVENT_DATA_ERROR, &host->pending_events); - - tasklet_schedule(&host->tasklet); - return; - } } while (status & SDMMC_INT_RXDR); /*if the RXDR is ready read again*/ data->bytes_xfered += nbytes; @@ -1497,23 +1520,10 @@ static void dw_mci_write_data_pio(struct dw_mci *host) nbytes += len; remain -= len; } while (remain); - sg_miter->consumed = offset; + sg_miter->consumed = offset; status = mci_readl(host, MINTSTS); mci_writel(host, RINTSTS, SDMMC_INT_TXDR); - if (status & DW_MCI_DATA_ERROR_FLAGS) { - host->data_status = status; - data->bytes_xfered += nbytes; - sg_miter_stop(sg_miter); - host->sg = NULL; - - smp_wmb(); - - set_bit(EVENT_DATA_ERROR, &host->pending_events); - - tasklet_schedule(&host->tasklet); - return; - } } while (status & SDMMC_INT_TXDR); /* if TXDR write again */ data->bytes_xfered += nbytes; @@ -1547,12 +1557,11 @@ static void dw_mci_cmd_interrupt(struct dw_mci *host, u32 status) static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) { struct dw_mci *host = dev_id; - u32 status, pending; + u32 pending; unsigned int pass_count = 0; int i; do { - status = mci_readl(host, RINTSTS); pending = mci_readl(host, MINTSTS); /* read-only mask reg */ /* @@ -1570,7 +1579,7 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) if (pending & DW_MCI_CMD_ERROR_FLAGS) { mci_writel(host, RINTSTS, DW_MCI_CMD_ERROR_FLAGS); - host->cmd_status = status; + host->cmd_status = pending; smp_wmb(); set_bit(EVENT_CMD_COMPLETE, &host->pending_events); } @@ -1578,18 +1587,16 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) if (pending & DW_MCI_DATA_ERROR_FLAGS) { /* if there is an error report DATA_ERROR */ mci_writel(host, RINTSTS, DW_MCI_DATA_ERROR_FLAGS); - host->data_status = status; + host->data_status = pending; smp_wmb(); set_bit(EVENT_DATA_ERROR, &host->pending_events); - if (!(pending & (SDMMC_INT_DTO | SDMMC_INT_DCRC | - SDMMC_INT_SBE | SDMMC_INT_EBE))) - tasklet_schedule(&host->tasklet); + tasklet_schedule(&host->tasklet); } if (pending & SDMMC_INT_DATA_OVER) { mci_writel(host, RINTSTS, SDMMC_INT_DATA_OVER); if (!host->data_status) - host->data_status = status; + host->data_status = pending; smp_wmb(); if (host->dir_status == DW_MCI_RECV_STATUS) { if (host->sg != NULL) @@ -1613,7 +1620,7 @@ static irqreturn_t dw_mci_interrupt(int irq, void *dev_id) if (pending & SDMMC_INT_CMD_DONE) { mci_writel(host, RINTSTS, SDMMC_INT_CMD_DONE); - dw_mci_cmd_interrupt(host, status); + dw_mci_cmd_interrupt(host, pending); } if (pending & SDMMC_INT_CD) { diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index a51f9309ffb..ad3fcea1269 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -285,11 +285,11 @@ static irqreturn_t mxs_mmc_irq_handler(int irq, void *dev_id) writel(stat & MXS_MMC_IRQ_BITS, host->base + HW_SSP_CTRL1(host) + STMP_OFFSET_REG_CLR); + spin_unlock(&host->lock); + if ((stat & BM_SSP_CTRL1_SDIO_IRQ) && (stat & BM_SSP_CTRL1_SDIO_IRQ_EN)) mmc_signal_sdio_irq(host->mmc); - spin_unlock(&host->lock); - if (stat & BM_SSP_CTRL1_RESP_TIMEOUT_IRQ) cmd->error = -ETIMEDOUT; else if (stat & BM_SSP_CTRL1_RESP_ERR_IRQ) @@ -644,11 +644,6 @@ static void mxs_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable) host->base + HW_SSP_CTRL0 + STMP_OFFSET_REG_SET); writel(BM_SSP_CTRL1_SDIO_IRQ_EN, host->base + HW_SSP_CTRL1(host) + STMP_OFFSET_REG_SET); - - if (readl(host->base + HW_SSP_STATUS(host)) & - BM_SSP_STATUS_SDIO_IRQ) - mmc_signal_sdio_irq(host->mmc); - } else { writel(BM_SSP_CTRL0_SDIO_IRQ_CHECK, host->base + HW_SSP_CTRL0 + STMP_OFFSET_REG_CLR); @@ -657,6 +652,11 @@ static void mxs_mmc_enable_sdio_irq(struct mmc_host *mmc, int enable) } spin_unlock_irqrestore(&host->lock, flags); + + if (enable && readl(host->base + HW_SSP_STATUS(host)) & + BM_SSP_STATUS_SDIO_IRQ) + mmc_signal_sdio_irq(host->mmc); + } static const struct mmc_host_ops mxs_mmc_ops = { diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 50e08f03aa6..a5999a74496 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -668,7 +668,7 @@ mmc_omap_clk_timer(unsigned long data) static void mmc_omap_xfer_data(struct mmc_omap_host *host, int write) { - int n; + int n, nwords; if (host->buffer_bytes_left == 0) { host->sg_idx++; @@ -678,15 +678,23 @@ mmc_omap_xfer_data(struct mmc_omap_host *host, int write) n = 64; if (n > host->buffer_bytes_left) n = host->buffer_bytes_left; + + nwords = n / 2; + nwords += n & 1; /* handle odd number of bytes to transfer */ + host->buffer_bytes_left -= n; host->total_bytes_left -= n; host->data->bytes_xfered += n; if (write) { - __raw_writesw(host->virt_base + OMAP_MMC_REG(host, DATA), host->buffer, n); + __raw_writesw(host->virt_base + OMAP_MMC_REG(host, DATA), + host->buffer, nwords); } else { - __raw_readsw(host->virt_base + OMAP_MMC_REG(host, DATA), host->buffer, n); + __raw_readsw(host->virt_base + OMAP_MMC_REG(host, DATA), + host->buffer, nwords); } + + host->buffer += nwords; } static inline void mmc_omap_report_irq(u16 status) diff --git a/drivers/mmc/host/sdhci-esdhc.h b/drivers/mmc/host/sdhci-esdhc.h index b97b2f5dafd..d25f9ab9a54 100644 --- a/drivers/mmc/host/sdhci-esdhc.h +++ b/drivers/mmc/host/sdhci-esdhc.h @@ -48,14 +48,14 @@ static inline void esdhc_set_clock(struct sdhci_host *host, unsigned int clock) int div = 1; u32 temp; + if (clock == 0) + goto out; + temp = sdhci_readl(host, ESDHC_SYSTEM_CONTROL); temp &= ~(ESDHC_CLOCK_IPGEN | ESDHC_CLOCK_HCKEN | ESDHC_CLOCK_PEREN | ESDHC_CLOCK_MASK); sdhci_writel(host, temp, ESDHC_SYSTEM_CONTROL); - if (clock == 0) - goto out; - while (host->max_clk / pre_div / 16 > clock && pre_div < 256) pre_div *= 2; diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 0810ccc23d7..5393c64de3c 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -27,7 +27,6 @@ #include <asm/gpio.h> -#include <mach/gpio-tegra.h> #include <mach/sdhci.h> #include "sdhci-pltfm.h" diff --git a/drivers/mtd/nand/bcm_umi_nand.c b/drivers/mtd/nand/bcm_umi_nand.c index c855e7cd337..d0d1bd4d0e7 100644 --- a/drivers/mtd/nand/bcm_umi_nand.c +++ b/drivers/mtd/nand/bcm_umi_nand.c @@ -249,20 +249,20 @@ static int nand_dev_ready(struct mtd_info *mtd) int bcm_umi_nand_inithw(void) { /* Configure nand timing parameters */ - REG_UMI_NAND_TCR &= ~0x7ffff; - REG_UMI_NAND_TCR |= HW_CFG_NAND_TCR; + writel(readl(®_UMI_NAND_TCR) & ~0x7ffff, ®_UMI_NAND_TCR); + writel(readl(®_UMI_NAND_TCR) | HW_CFG_NAND_TCR, ®_UMI_NAND_TCR); #if !defined(CONFIG_MTD_NAND_BCM_UMI_HWCS) /* enable software control of CS */ - REG_UMI_NAND_TCR |= REG_UMI_NAND_TCR_CS_SWCTRL; + writel(readl(®_UMI_NAND_TCR) | REG_UMI_NAND_TCR_CS_SWCTRL, ®_UMI_NAND_TCR); #endif /* keep NAND chip select asserted */ - REG_UMI_NAND_RCSR |= REG_UMI_NAND_RCSR_CS_ASSERTED; + writel(readl(®_UMI_NAND_RCSR) | REG_UMI_NAND_RCSR_CS_ASSERTED, ®_UMI_NAND_RCSR); - REG_UMI_NAND_TCR &= ~REG_UMI_NAND_TCR_WORD16; + writel(readl(®_UMI_NAND_TCR) & ~REG_UMI_NAND_TCR_WORD16, ®_UMI_NAND_TCR); /* enable writes to flash */ - REG_UMI_MMD_ICR |= REG_UMI_MMD_ICR_FLASH_WP; + writel(readl(®_UMI_MMD_ICR) | REG_UMI_MMD_ICR_FLASH_WP, ®_UMI_MMD_ICR); writel(NAND_CMD_RESET, bcm_umi_io_base + REG_NAND_CMD_OFFSET); nand_bcm_umi_wait_till_ready(); diff --git a/drivers/mtd/nand/nand_bcm_umi.h b/drivers/mtd/nand/nand_bcm_umi.h index 198b304d6f7..d90186684db 100644 --- a/drivers/mtd/nand/nand_bcm_umi.h +++ b/drivers/mtd/nand/nand_bcm_umi.h @@ -17,7 +17,7 @@ /* ---- Include Files ---------------------------------------------------- */ #include <mach/reg_umi.h> #include <mach/reg_nand.h> -#include <cfg_global.h> +#include <mach/cfg_global.h> /* ---- Constants and Types ---------------------------------------------- */ #if (CFG_GLOBAL_CHIP_FAMILY == CFG_GLOBAL_CHIP_FAMILY_BCMRING) @@ -48,7 +48,7 @@ int nand_bcm_umi_bch_correct_page(uint8_t *datap, uint8_t *readEccData, /* Check in device is ready */ static inline int nand_bcm_umi_dev_ready(void) { - return REG_UMI_NAND_RCSR & REG_UMI_NAND_RCSR_RDY; + return readl(®_UMI_NAND_RCSR) & REG_UMI_NAND_RCSR_RDY; } /* Wait until device is ready */ @@ -62,10 +62,11 @@ static inline void nand_bcm_umi_wait_till_ready(void) static inline void nand_bcm_umi_hamming_enable_hwecc(void) { /* disable and reset ECC, 512 byte page */ - REG_UMI_NAND_ECC_CSR &= ~(REG_UMI_NAND_ECC_CSR_ECC_ENABLE | - REG_UMI_NAND_ECC_CSR_256BYTE); + writel(readl(®_UMI_NAND_ECC_CSR) & ~(REG_UMI_NAND_ECC_CSR_ECC_ENABLE | + REG_UMI_NAND_ECC_CSR_256BYTE), ®_UMI_NAND_ECC_CSR); /* enable ECC */ - REG_UMI_NAND_ECC_CSR |= REG_UMI_NAND_ECC_CSR_ECC_ENABLE; + writel(readl(®_UMI_NAND_ECC_CSR) | REG_UMI_NAND_ECC_CSR_ECC_ENABLE, + ®_UMI_NAND_ECC_CSR); } #if NAND_ECC_BCH @@ -76,18 +77,18 @@ static inline void nand_bcm_umi_hamming_enable_hwecc(void) static inline void nand_bcm_umi_bch_enable_read_hwecc(void) { /* disable and reset ECC */ - REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID; + writel(REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID, ®_UMI_BCH_CTRL_STATUS); /* Turn on ECC */ - REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN; + writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN, ®_UMI_BCH_CTRL_STATUS); } /* Enable BCH Write ECC */ static inline void nand_bcm_umi_bch_enable_write_hwecc(void) { /* disable and reset ECC */ - REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID; + writel(REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID, ®_UMI_BCH_CTRL_STATUS); /* Turn on ECC */ - REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_WR_EN; + writel(REG_UMI_BCH_CTRL_STATUS_ECC_WR_EN, ®_UMI_BCH_CTRL_STATUS); } /* Config number of BCH ECC bytes */ @@ -99,9 +100,9 @@ static inline void nand_bcm_umi_bch_config_ecc(uint8_t numEccBytes) uint32_t numBits = numEccBytes * 8; /* disable and reset ECC */ - REG_UMI_BCH_CTRL_STATUS = - REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID | - REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID; + writel(REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID | + REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID, + ®_UMI_BCH_CTRL_STATUS); /* Every correctible bit requires 13 ECC bits */ tValue = (uint32_t) (numBits / ECC_BITS_PER_CORRECTABLE_BIT); @@ -113,23 +114,21 @@ static inline void nand_bcm_umi_bch_config_ecc(uint8_t numEccBytes) kValue = nValue - (tValue * ECC_BITS_PER_CORRECTABLE_BIT); /* Write the settings */ - REG_UMI_BCH_N = nValue; - REG_UMI_BCH_T = tValue; - REG_UMI_BCH_K = kValue; + writel(nValue, ®_UMI_BCH_N); + writel(tValue, ®_UMI_BCH_T); + writel(kValue, ®_UMI_BCH_K); } /* Pause during ECC read calculation to skip bytes in OOB */ static inline void nand_bcm_umi_bch_pause_read_ecc_calc(void) { - REG_UMI_BCH_CTRL_STATUS = - REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN | - REG_UMI_BCH_CTRL_STATUS_PAUSE_ECC_DEC; + writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN | REG_UMI_BCH_CTRL_STATUS_PAUSE_ECC_DEC, ®_UMI_BCH_CTRL_STATUS); } /* Resume during ECC read calculation after skipping bytes in OOB */ static inline void nand_bcm_umi_bch_resume_read_ecc_calc(void) { - REG_UMI_BCH_CTRL_STATUS = REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN; + writel(REG_UMI_BCH_CTRL_STATUS_ECC_RD_EN, ®_UMI_BCH_CTRL_STATUS); } /* Poll read ECC calc to check when hardware completes */ @@ -139,7 +138,7 @@ static inline uint32_t nand_bcm_umi_bch_poll_read_ecc_calc(void) do { /* wait for ECC to be valid */ - regVal = REG_UMI_BCH_CTRL_STATUS; + regVal = readl(®_UMI_BCH_CTRL_STATUS); } while ((regVal & REG_UMI_BCH_CTRL_STATUS_RD_ECC_VALID) == 0); return regVal; @@ -149,7 +148,7 @@ static inline uint32_t nand_bcm_umi_bch_poll_read_ecc_calc(void) static inline void nand_bcm_umi_bch_poll_write_ecc_calc(void) { /* wait for ECC to be valid */ - while ((REG_UMI_BCH_CTRL_STATUS & REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID) + while ((readl(®_UMI_BCH_CTRL_STATUS) & REG_UMI_BCH_CTRL_STATUS_WR_ECC_VALID) == 0) ; } @@ -170,9 +169,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize, if (pageSize != NAND_DATA_ACCESS_SIZE) { /* skip BI */ #if defined(__KERNEL__) && !defined(STANDALONE) - *oobp++ = REG_NAND_DATA8; + *oobp++ = readb(®_NAND_DATA8); #else - REG_NAND_DATA8; + readb(®_NAND_DATA8); #endif numToRead--; } @@ -180,9 +179,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize, while (numToRead > numEccBytes) { /* skip free oob region */ #if defined(__KERNEL__) && !defined(STANDALONE) - *oobp++ = REG_NAND_DATA8; + *oobp++ = readb(®_NAND_DATA8); #else - REG_NAND_DATA8; + readb(®_NAND_DATA8); #endif numToRead--; } @@ -193,11 +192,11 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize, while (numToRead > 11) { #if defined(__KERNEL__) && !defined(STANDALONE) - *oobp = REG_NAND_DATA8; + *oobp = readb(®_NAND_DATA8); eccCalc[eccPos++] = *oobp; oobp++; #else - eccCalc[eccPos++] = REG_NAND_DATA8; + eccCalc[eccPos++] = readb(®_NAND_DATA8); #endif numToRead--; } @@ -207,9 +206,9 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize, if (numToRead == 11) { /* read BI */ #if defined(__KERNEL__) && !defined(STANDALONE) - *oobp++ = REG_NAND_DATA8; + *oobp++ = readb(®_NAND_DATA8); #else - REG_NAND_DATA8; + readb(®_NAND_DATA8); #endif numToRead--; } @@ -219,11 +218,11 @@ static inline void nand_bcm_umi_bch_read_oobEcc(uint32_t pageSize, nand_bcm_umi_bch_resume_read_ecc_calc(); while (numToRead) { #if defined(__KERNEL__) && !defined(STANDALONE) - *oobp = REG_NAND_DATA8; + *oobp = readb(®_NAND_DATA8); eccCalc[eccPos++] = *oobp; oobp++; #else - eccCalc[eccPos++] = REG_NAND_DATA8; + eccCalc[eccPos++] = readb(®_NAND_DATA8); #endif numToRead--; } @@ -255,7 +254,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, if (pageSize == NAND_DATA_ACCESS_SIZE) { /* Now fill in the ECC bytes */ if (numEccBytes >= 13) - eccVal = REG_UMI_BCH_WR_ECC_3; + eccVal = readl(®_UMI_BCH_WR_ECC_3); /* Usually we skip CM in oob[0,1] */ NAND_BCM_UMI_ECC_WRITE(numEccBytes, 15, &oobp[0], @@ -268,7 +267,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, eccVal & 0xff); /* ECC 12 */ if (numEccBytes >= 9) - eccVal = REG_UMI_BCH_WR_ECC_2; + eccVal = readl(®_UMI_BCH_WR_ECC_2); NAND_BCM_UMI_ECC_WRITE(numEccBytes, 12, &oobp[3], (eccVal >> 24) & 0xff); /* ECC11 */ @@ -281,7 +280,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, /* Now fill in the ECC bytes */ if (numEccBytes >= 13) - eccVal = REG_UMI_BCH_WR_ECC_3; + eccVal = readl(®_UMI_BCH_WR_ECC_3); /* Usually skip CM in oob[1,2] */ NAND_BCM_UMI_ECC_WRITE(numEccBytes, 15, &oobp[1], @@ -294,7 +293,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, eccVal & 0xff); /* ECC12 */ if (numEccBytes >= 9) - eccVal = REG_UMI_BCH_WR_ECC_2; + eccVal = readl(®_UMI_BCH_WR_ECC_2); NAND_BCM_UMI_ECC_WRITE(numEccBytes, 12, &oobp[4], (eccVal >> 24) & 0xff); /* ECC11 */ @@ -309,7 +308,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, eccVal & 0xff); /* ECC8 */ if (numEccBytes >= 5) - eccVal = REG_UMI_BCH_WR_ECC_1; + eccVal = readl(®_UMI_BCH_WR_ECC_1); NAND_BCM_UMI_ECC_WRITE(numEccBytes, 8, &oobp[8], (eccVal >> 24) & 0xff); /* ECC7 */ @@ -321,7 +320,7 @@ static inline void nand_bcm_umi_bch_write_oobEcc(uint32_t pageSize, eccVal & 0xff); /* ECC4 */ if (numEccBytes >= 1) - eccVal = REG_UMI_BCH_WR_ECC_0; + eccVal = readl(®_UMI_BCH_WR_ECC_0); NAND_BCM_UMI_ECC_WRITE(numEccBytes, 4, &oobp[12], (eccVal >> 24) & 0xff); /* ECC3 */ diff --git a/drivers/mtd/ubi/vtbl.c b/drivers/mtd/ubi/vtbl.c index 437bc193e17..568307cc7ca 100644 --- a/drivers/mtd/ubi/vtbl.c +++ b/drivers/mtd/ubi/vtbl.c @@ -340,7 +340,7 @@ retry: * of this LEB as it will be deleted and freed in 'ubi_add_to_av()'. */ err = ubi_add_to_av(ubi, ai, new_aeb->pnum, new_aeb->ec, vid_hdr, 0); - kfree(new_aeb); + kmem_cache_free(ai->aeb_slab_cache, new_aeb); ubi_free_vid_hdr(ubi, vid_hdr); return err; @@ -353,7 +353,7 @@ write_error: list_add(&new_aeb->u.list, &ai->erase); goto retry; } - kfree(new_aeb); + kmem_cache_free(ai->aeb_slab_cache, new_aeb); out_free: ubi_free_vid_hdr(ubi, vid_hdr); return err; diff --git a/drivers/net/can/mcp251x.c b/drivers/net/can/mcp251x.c index a580db29e50..26e7129332a 100644 --- a/drivers/net/can/mcp251x.c +++ b/drivers/net/can/mcp251x.c @@ -83,6 +83,11 @@ #define INSTRUCTION_LOAD_TXB(n) (0x40 + 2 * (n)) #define INSTRUCTION_READ_RXB(n) (((n) == 0) ? 0x90 : 0x94) #define INSTRUCTION_RESET 0xC0 +#define RTS_TXB0 0x01 +#define RTS_TXB1 0x02 +#define RTS_TXB2 0x04 +#define INSTRUCTION_RTS(n) (0x80 | ((n) & 0x07)) + /* MPC251x registers */ #define CANSTAT 0x0e @@ -397,6 +402,7 @@ static void mcp251x_hw_tx_frame(struct spi_device *spi, u8 *buf, static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame, int tx_buf_idx) { + struct mcp251x_priv *priv = dev_get_drvdata(&spi->dev); u32 sid, eid, exide, rtr; u8 buf[SPI_TRANSFER_BUF_LEN]; @@ -418,7 +424,10 @@ static void mcp251x_hw_tx(struct spi_device *spi, struct can_frame *frame, buf[TXBDLC_OFF] = (rtr << DLC_RTR_SHIFT) | frame->can_dlc; memcpy(buf + TXBDAT_OFF, frame->data, frame->can_dlc); mcp251x_hw_tx_frame(spi, buf, frame->can_dlc, tx_buf_idx); - mcp251x_write_reg(spi, TXBCTRL(tx_buf_idx), TXBCTRL_TXREQ); + + /* use INSTRUCTION_RTS, to avoid "repeated frame problem" */ + priv->spi_tx_buf[0] = INSTRUCTION_RTS(1 << tx_buf_idx); + mcp251x_spi_trans(priv->spi, 1); } static void mcp251x_hw_rx_frame(struct spi_device *spi, u8 *buf, diff --git a/drivers/net/can/sja1000/sja1000_platform.c b/drivers/net/can/sja1000/sja1000_platform.c index 4f50145f648..662c5f7eb0c 100644 --- a/drivers/net/can/sja1000/sja1000_platform.c +++ b/drivers/net/can/sja1000/sja1000_platform.c @@ -109,7 +109,9 @@ static int sp_probe(struct platform_device *pdev) priv = netdev_priv(dev); dev->irq = res_irq->start; - priv->irq_flags = res_irq->flags & (IRQF_TRIGGER_MASK | IRQF_SHARED); + priv->irq_flags = res_irq->flags & IRQF_TRIGGER_MASK; + if (res_irq->flags & IORESOURCE_IRQ_SHAREABLE) + priv->irq_flags |= IRQF_SHARED; priv->reg_base = addr; /* The CAN clock frequency is half the oscillator clock frequency */ priv->can.clock.freq = pdata->osc_freq / 2; diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c index 31059617567..b595d3422b9 100644 --- a/drivers/net/can/softing/softing_fw.c +++ b/drivers/net/can/softing/softing_fw.c @@ -150,7 +150,7 @@ int softing_load_fw(const char *file, struct softing *card, const uint8_t *mem, *end, *dat; uint16_t type, len; uint32_t addr; - uint8_t *buf = NULL; + uint8_t *buf = NULL, *new_buf; int buflen = 0; int8_t type_end = 0; @@ -199,11 +199,12 @@ int softing_load_fw(const char *file, struct softing *card, if (len > buflen) { /* align buflen */ buflen = (len + (1024-1)) & ~(1024-1); - buf = krealloc(buf, buflen, GFP_KERNEL); - if (!buf) { + new_buf = krealloc(buf, buflen, GFP_KERNEL); + if (!new_buf) { ret = -ENOMEM; goto failed; } + buf = new_buf; } /* verify record data */ memcpy_fromio(buf, &dpram[addr + offset], len); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 463b9ec57d8..6d1a24acb77 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1708,9 +1708,6 @@ struct bnx2x_func_init_params { continue; \ else -#define for_each_napi_rx_queue(bp, var) \ - for ((var) = 0; (var) < bp->num_napi_queues; (var)++) - /* Skip OOO FP */ #define for_each_tx_queue(bp, var) \ for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index e879e19eb0d..af20c6ee2cd 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2046,6 +2046,8 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) */ bnx2x_setup_tc(bp->dev, bp->max_cos); + /* Add all NAPI objects */ + bnx2x_add_all_napi(bp); bnx2x_napi_enable(bp); /* set pf load just before approaching the MCP */ @@ -2408,6 +2410,8 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) /* Disable HW interrupts, NAPI */ bnx2x_netif_stop(bp, 1); + /* Delete all NAPI objects */ + bnx2x_del_all_napi(bp); /* Release IRQs */ bnx2x_free_irq(bp); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h index dfa757e7429..dfd86a55f1d 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h @@ -710,17 +710,15 @@ static inline u16 bnx2x_tx_avail(struct bnx2x *bp, prod = txdata->tx_bd_prod; cons = txdata->tx_bd_cons; - /* NUM_TX_RINGS = number of "next-page" entries - It will be used as a threshold */ - used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; + used = SUB_S16(prod, cons); #ifdef BNX2X_STOP_ON_ERROR WARN_ON(used < 0); - WARN_ON(used > bp->tx_ring_size); - WARN_ON((bp->tx_ring_size - used) > MAX_TX_AVAIL); + WARN_ON(used > txdata->tx_ring_size); + WARN_ON((txdata->tx_ring_size - used) > MAX_TX_AVAIL); #endif - return (s16)(bp->tx_ring_size) - used; + return (s16)(txdata->tx_ring_size) - used; } static inline int bnx2x_tx_queue_has_work(struct bnx2x_fp_txdata *txdata) @@ -792,7 +790,7 @@ static inline void bnx2x_add_all_napi(struct bnx2x *bp) bp->num_napi_queues = bp->num_queues; /* Add NAPI objects */ - for_each_napi_rx_queue(bp, i) + for_each_rx_queue(bp, i) netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), bnx2x_poll, BNX2X_NAPI_WEIGHT); } @@ -801,7 +799,7 @@ static inline void bnx2x_del_all_napi(struct bnx2x *bp) { int i; - for_each_napi_rx_queue(bp, i) + for_each_rx_queue(bp, i) netif_napi_del(&bnx2x_fp(bp, i, napi)); } @@ -1088,6 +1086,7 @@ static inline void bnx2x_init_txdata(struct bnx2x *bp, txdata->txq_index = txq_index; txdata->tx_cons_sb = tx_cons_sb; txdata->parent_fp = fp; + txdata->tx_ring_size = IS_FCOE_FP(fp) ? MAX_TX_AVAIL : bp->tx_ring_size; DP(NETIF_MSG_IFUP, "created tx data cid %d, txq %d\n", txdata->cid, txdata->txq_index); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h index 3e4cff9b1eb..b926f58e983 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dump.h @@ -401,11 +401,11 @@ static const struct reg_addr reg_addrs[] = { { 0x70000, 8, RI_ALL_ONLINE }, { 0x70020, 8184, RI_ALL_OFFLINE }, { 0x78000, 8192, RI_E3E3B0_OFFLINE }, - { 0x85000, 3, RI_ALL_ONLINE }, - { 0x8501c, 7, RI_ALL_ONLINE }, - { 0x85048, 1, RI_ALL_ONLINE }, - { 0x85200, 32, RI_ALL_ONLINE }, - { 0xb0000, 16384, RI_E1H_ONLINE }, + { 0x85000, 3, RI_ALL_OFFLINE }, + { 0x8501c, 7, RI_ALL_OFFLINE }, + { 0x85048, 1, RI_ALL_OFFLINE }, + { 0x85200, 32, RI_ALL_OFFLINE }, + { 0xb0000, 16384, RI_E1H_OFFLINE }, { 0xc1000, 7, RI_ALL_ONLINE }, { 0xc103c, 2, RI_E2E3E3B0_ONLINE }, { 0xc1800, 2, RI_ALL_ONLINE }, @@ -581,17 +581,12 @@ static const struct reg_addr reg_addrs[] = { { 0x140188, 3, RI_E1E1HE2E3_ONLINE }, { 0x140194, 13, RI_ALL_ONLINE }, { 0x140200, 6, RI_E1E1HE2E3_ONLINE }, - { 0x140220, 4, RI_E2E3_ONLINE }, - { 0x140240, 4, RI_E2E3_ONLINE }, { 0x140260, 4, RI_E2E3_ONLINE }, { 0x140280, 4, RI_E2E3_ONLINE }, - { 0x1402a0, 4, RI_E2E3_ONLINE }, - { 0x1402c0, 4, RI_E2E3_ONLINE }, { 0x1402e0, 2, RI_E2E3_ONLINE }, { 0x1402e8, 2, RI_E2E3E3B0_ONLINE }, { 0x1402f0, 9, RI_E2E3_ONLINE }, { 0x140314, 44, RI_E3B0_ONLINE }, - { 0x1403d0, 70, RI_E3B0_ONLINE }, { 0x144000, 4, RI_E1E1H_ONLINE }, { 0x148000, 4, RI_E1E1H_ONLINE }, { 0x14c000, 4, RI_E1E1H_ONLINE }, @@ -704,7 +699,6 @@ static const struct reg_addr reg_addrs[] = { { 0x180398, 1, RI_E2E3E3B0_ONLINE }, { 0x1803a0, 5, RI_E2E3E3B0_ONLINE }, { 0x1803b4, 2, RI_E3E3B0_ONLINE }, - { 0x180400, 1, RI_ALL_ONLINE }, { 0x180404, 255, RI_E1E1H_OFFLINE }, { 0x181000, 4, RI_ALL_ONLINE }, { 0x181010, 1020, RI_ALL_OFFLINE }, @@ -800,9 +794,9 @@ static const struct reg_addr reg_addrs[] = { { 0x1b905c, 1, RI_E3E3B0_ONLINE }, { 0x1b9064, 1, RI_E3B0_ONLINE }, { 0x1b9080, 10, RI_E3B0_ONLINE }, - { 0x1b9400, 14, RI_E2E3E3B0_ONLINE }, - { 0x1b943c, 19, RI_E2E3E3B0_ONLINE }, - { 0x1b9490, 10, RI_E2E3E3B0_ONLINE }, + { 0x1b9400, 14, RI_E2E3E3B0_OFFLINE }, + { 0x1b943c, 19, RI_E2E3E3B0_OFFLINE }, + { 0x1b9490, 10, RI_E2E3E3B0_OFFLINE }, { 0x1c0000, 2, RI_ALL_ONLINE }, { 0x200000, 65, RI_ALL_ONLINE }, { 0x20014c, 2, RI_E1HE2E3E3B0_ONLINE }, @@ -814,7 +808,6 @@ static const struct reg_addr reg_addrs[] = { { 0x200398, 1, RI_E2E3E3B0_ONLINE }, { 0x2003a0, 1, RI_E2E3E3B0_ONLINE }, { 0x2003a8, 2, RI_E2E3E3B0_ONLINE }, - { 0x200400, 1, RI_ALL_ONLINE }, { 0x200404, 255, RI_E1E1H_OFFLINE }, { 0x202000, 4, RI_ALL_ONLINE }, { 0x202010, 2044, RI_ALL_OFFLINE }, @@ -921,7 +914,6 @@ static const struct reg_addr reg_addrs[] = { { 0x280398, 1, RI_E2E3E3B0_ONLINE }, { 0x2803a0, 1, RI_E2E3E3B0_ONLINE }, { 0x2803a8, 2, RI_E2E3E3B0_ONLINE }, - { 0x280400, 1, RI_ALL_ONLINE }, { 0x280404, 255, RI_E1E1H_OFFLINE }, { 0x282000, 4, RI_ALL_ONLINE }, { 0x282010, 2044, RI_ALL_OFFLINE }, @@ -1031,7 +1023,6 @@ static const struct reg_addr reg_addrs[] = { { 0x300398, 1, RI_E2E3E3B0_ONLINE }, { 0x3003a0, 1, RI_E2E3E3B0_ONLINE }, { 0x3003a8, 2, RI_E2E3E3B0_ONLINE }, - { 0x300400, 1, RI_ALL_ONLINE }, { 0x300404, 255, RI_E1E1H_OFFLINE }, { 0x302000, 4, RI_ALL_ONLINE }, { 0x302010, 2044, RI_ALL_OFFLINE }, diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index fc4e0e3885b..ebf40cd7aa1 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -775,7 +775,7 @@ static void bnx2x_get_regs(struct net_device *dev, struct bnx2x *bp = netdev_priv(dev); struct dump_hdr dump_hdr = {0}; - regs->version = 0; + regs->version = 1; memset(p, 0, regs->len); if (!netif_running(bp->dev)) @@ -1587,6 +1587,12 @@ static int bnx2x_set_pauseparam(struct net_device *dev, bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO; } + bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_NONE; + if (epause->rx_pause) + bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX; + + if (epause->tx_pause) + bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX; } DP(BNX2X_MSG_ETHTOOL, @@ -2888,11 +2894,9 @@ static void bnx2x_get_channels(struct net_device *dev, */ static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss) { - bnx2x_del_all_napi(bp); bnx2x_disable_msi(bp); BNX2X_NUM_QUEUES(bp) = num_rss + NON_ETH_CONTEXT_USE; bnx2x_set_int_mode(bp); - bnx2x_add_all_napi(bp); } /** diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index f4beb46c470..b046beb435b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -2667,9 +2667,11 @@ int bnx2x_update_pfc(struct link_params *params, return bnx2x_status; DP(NETIF_MSG_LINK, "About to update PFC in BMAC\n"); - if (CHIP_IS_E3(bp)) - bnx2x_update_pfc_xmac(params, vars, 0); - else { + + if (CHIP_IS_E3(bp)) { + if (vars->mac_type == MAC_TYPE_XMAC) + bnx2x_update_pfc_xmac(params, vars, 0); + } else { val = REG_RD(bp, MISC_REG_RESET_REG_2); if ((val & (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << params->port)) @@ -5432,7 +5434,7 @@ static int bnx2x_get_link_speed_duplex(struct bnx2x_phy *phy, switch (speed_mask) { case GP_STATUS_10M: vars->line_speed = SPEED_10; - if (vars->duplex == DUPLEX_FULL) + if (is_duplex == DUPLEX_FULL) vars->link_status |= LINK_10TFD; else vars->link_status |= LINK_10THD; @@ -5440,7 +5442,7 @@ static int bnx2x_get_link_speed_duplex(struct bnx2x_phy *phy, case GP_STATUS_100M: vars->line_speed = SPEED_100; - if (vars->duplex == DUPLEX_FULL) + if (is_duplex == DUPLEX_FULL) vars->link_status |= LINK_100TXFD; else vars->link_status |= LINK_100TXHD; @@ -5449,7 +5451,7 @@ static int bnx2x_get_link_speed_duplex(struct bnx2x_phy *phy, case GP_STATUS_1G: case GP_STATUS_1G_KX: vars->line_speed = SPEED_1000; - if (vars->duplex == DUPLEX_FULL) + if (is_duplex == DUPLEX_FULL) vars->link_status |= LINK_1000TFD; else vars->link_status |= LINK_1000THD; @@ -5457,7 +5459,7 @@ static int bnx2x_get_link_speed_duplex(struct bnx2x_phy *phy, case GP_STATUS_2_5G: vars->line_speed = SPEED_2500; - if (vars->duplex == DUPLEX_FULL) + if (is_duplex == DUPLEX_FULL) vars->link_status |= LINK_2500TFD; else vars->link_status |= LINK_2500THD; @@ -5531,6 +5533,7 @@ static int bnx2x_link_settings_status(struct bnx2x_phy *phy, if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { if (SINGLE_MEDIA_DIRECT(params)) { + vars->duplex = duplex; bnx2x_flow_ctrl_resolve(phy, params, vars, gp_status); if (phy->req_line_speed == SPEED_AUTO_NEG) bnx2x_xgxs_an_resolve(phy, params, vars, @@ -5625,6 +5628,7 @@ static int bnx2x_warpcore_read_status(struct bnx2x_phy *phy, LINK_STATUS_PARALLEL_DETECTION_USED; } bnx2x_ext_phy_resolve_fc(phy, params, vars); + vars->duplex = duplex; } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 02b5a343b19..211753e01f8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -7561,8 +7561,14 @@ int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac, } rc = bnx2x_config_vlan_mac(bp, &ramrod_param); - if (rc < 0) + + if (rc == -EEXIST) { + DP(BNX2X_MSG_SP, "Failed to schedule ADD operations: %d\n", rc); + /* do not treat adding same MAC as error */ + rc = 0; + } else if (rc < 0) BNX2X_ERR("%s MAC failed\n", (set ? "Set" : "Del")); + return rc; } @@ -8427,6 +8433,8 @@ unload_error: /* Disable HW interrupts, NAPI */ bnx2x_netif_stop(bp, 1); + /* Delete all NAPI objects */ + bnx2x_del_all_napi(bp); /* Release IRQs */ bnx2x_free_irq(bp); @@ -10292,13 +10300,11 @@ static void __devinit bnx2x_get_fcoe_info(struct bnx2x *bp) dev_info.port_hw_config[port]. fcoe_wwn_node_name_lower); } else if (!IS_MF_SD(bp)) { - u32 cfg = MF_CFG_RD(bp, func_ext_config[func].func_cfg); - /* * Read the WWN info only if the FCoE feature is enabled for * this function. */ - if (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) + if (BNX2X_MF_EXT_PROTOCOL_FCOE(bp) && !CHIP_IS_E1x(bp)) bnx2x_get_ext_wwn_info(bp, func); } else if (IS_MF_FCOE_SD(bp)) @@ -11071,7 +11077,14 @@ static int bnx2x_set_uc_list(struct bnx2x *bp) netdev_for_each_uc_addr(ha, dev) { rc = bnx2x_set_mac_one(bp, bnx2x_uc_addr(ha), mac_obj, true, BNX2X_UC_LIST_MAC, &ramrod_flags); - if (rc < 0) { + if (rc == -EEXIST) { + DP(BNX2X_MSG_SP, + "Failed to schedule ADD operations: %d\n", rc); + /* do not treat adding same MAC as error */ + rc = 0; + + } else if (rc < 0) { + BNX2X_ERR("Failed to schedule ADD operations: %d\n", rc); return rc; @@ -11229,10 +11242,12 @@ static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) static void poll_bnx2x(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); + int i; - disable_irq(bp->pdev->irq); - bnx2x_interrupt(bp->pdev->irq, dev); - enable_irq(bp->pdev->irq); + for_each_eth_queue(bp, i) { + struct bnx2x_fastpath *fp = &bp->fp[i]; + napi_schedule(&bnx2x_fp(bp, fp->index, napi)); + } } #endif @@ -11899,9 +11914,6 @@ static int __devinit bnx2x_init_one(struct pci_dev *pdev, */ bnx2x_set_int_mode(bp); - /* Add all NAPI objects */ - bnx2x_add_all_napi(bp); - rc = register_netdev(dev); if (rc) { dev_err(&pdev->dev, "Cannot register net device\n"); @@ -11976,9 +11988,6 @@ static void __devexit bnx2x_remove_one(struct pci_dev *pdev) unregister_netdev(dev); - /* Delete all NAPI objects */ - bnx2x_del_all_napi(bp); - /* Power on: we can't let PCI layer write to us while we are in D3 */ bnx2x_set_power_state(bp, PCI_D0); @@ -12025,6 +12034,8 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) bnx2x_tx_disable(bp); bnx2x_netif_stop(bp, 0); + /* Delete all NAPI objects */ + bnx2x_del_all_napi(bp); del_timer_sync(&bp->timer); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c index 332db64dd5b..a1d0446b39b 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c @@ -101,6 +101,11 @@ static void bnx2x_hw_stats_post(struct bnx2x *bp) if (CHIP_REV_IS_SLOW(bp)) return; + /* Update MCP's statistics if possible */ + if (bp->func_stx) + memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats, + sizeof(bp->func_stats)); + /* loader */ if (bp->executer_idx) { int loader_idx = PMF_DMAE_C(bp); @@ -128,8 +133,6 @@ static void bnx2x_hw_stats_post(struct bnx2x *bp) } else if (bp->func_stx) { *stats_comp = 0; - memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats, - sizeof(bp->func_stats)); bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); } } @@ -1151,9 +1154,11 @@ static void bnx2x_stats_update(struct bnx2x *bp) if (bp->port.pmf) bnx2x_hw_stats_update(bp); - if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { - BNX2X_ERR("storm stats were not updated for 3 times\n"); - bnx2x_panic(); + if (bnx2x_storm_stats_update(bp)) { + if (bp->stats_pending++ == 3) { + BNX2X_ERR("storm stats were not updated for 3 times\n"); + bnx2x_panic(); + } return; } diff --git a/drivers/net/ethernet/cirrus/cs89x0.c b/drivers/net/ethernet/cirrus/cs89x0.c index 845b2020f29..13844695778 100644 --- a/drivers/net/ethernet/cirrus/cs89x0.c +++ b/drivers/net/ethernet/cirrus/cs89x0.c @@ -1243,6 +1243,7 @@ static void set_multicast_list(struct net_device *dev) { struct net_local *lp = netdev_priv(dev); unsigned long flags; + u16 cfg; spin_lock_irqsave(&lp->lock, flags); if (dev->flags & IFF_PROMISC) @@ -1260,11 +1261,10 @@ static void set_multicast_list(struct net_device *dev) /* in promiscuous mode, we accept errored packets, * so we have to enable interrupts on them also */ - writereg(dev, PP_RxCFG, - (lp->curr_rx_cfg | - (lp->rx_mode == RX_ALL_ACCEPT) - ? (RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL) - : 0)); + cfg = lp->curr_rx_cfg; + if (lp->rx_mode == RX_ALL_ACCEPT) + cfg |= RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL; + writereg(dev, PP_RxCFG, cfg); spin_unlock_irqrestore(&lp->lock, flags); } diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 7fac97b4bb5..8c63d06ab12 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -259,7 +259,7 @@ int be_process_mcc(struct be_adapter *adapter) int num = 0, status = 0; struct be_mcc_obj *mcc_obj = &adapter->mcc_obj; - spin_lock_bh(&adapter->mcc_cq_lock); + spin_lock(&adapter->mcc_cq_lock); while ((compl = be_mcc_compl_get(adapter))) { if (compl->flags & CQE_FLAGS_ASYNC_MASK) { /* Interpret flags as an async trailer */ @@ -280,7 +280,7 @@ int be_process_mcc(struct be_adapter *adapter) if (num) be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num); - spin_unlock_bh(&adapter->mcc_cq_lock); + spin_unlock(&adapter->mcc_cq_lock); return status; } @@ -295,7 +295,9 @@ static int be_mcc_wait_compl(struct be_adapter *adapter) if (be_error(adapter)) return -EIO; + local_bh_disable(); status = be_process_mcc(adapter); + local_bh_enable(); if (atomic_read(&mcc_obj->q.used) == 0) break; diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 90a903d83d8..78b8aa8069f 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3763,7 +3763,9 @@ static void be_worker(struct work_struct *work) /* when interrupts are not yet enabled, just reap any pending * mcc completions */ if (!netif_running(adapter->netdev)) { + local_bh_disable(); be_process_mcc(adapter); + local_bh_enable(); goto reschedule; } diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 4605f724668..d3233f59a82 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -1041,7 +1041,7 @@ static int gfar_probe(struct platform_device *ofdev) if (priv->device_flags & FSL_GIANFAR_DEV_HAS_VLAN) { dev->hw_features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; - dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; + dev->features |= NETIF_F_HW_VLAN_RX; } if (priv->device_flags & FSL_GIANFAR_DEV_HAS_EXTENDED_HASH) { diff --git a/drivers/net/ethernet/i825xx/znet.c b/drivers/net/ethernet/i825xx/znet.c index bd1f1ef91e1..ba4e0cea350 100644 --- a/drivers/net/ethernet/i825xx/znet.c +++ b/drivers/net/ethernet/i825xx/znet.c @@ -139,8 +139,11 @@ struct znet_private { /* Only one can be built-in;-> */ static struct net_device *znet_dev; +#define NETIDBLK_MAGIC "NETIDBLK" +#define NETIDBLK_MAGIC_SIZE 8 + struct netidblk { - char magic[8]; /* The magic number (string) "NETIDBLK" */ + char magic[NETIDBLK_MAGIC_SIZE]; /* The magic number (string) "NETIDBLK" */ unsigned char netid[8]; /* The physical station address */ char nettype, globalopt; char vendor[8]; /* The machine vendor and product name. */ @@ -373,14 +376,16 @@ static int __init znet_probe (void) struct znet_private *znet; struct net_device *dev; char *p; + char *plast = phys_to_virt(0x100000 - NETIDBLK_MAGIC_SIZE); int err = -ENOMEM; /* This code scans the region 0xf0000 to 0xfffff for a "NETIDBLK". */ - for(p = (char *)phys_to_virt(0xf0000); p < (char *)phys_to_virt(0x100000); p++) - if (*p == 'N' && strncmp(p, "NETIDBLK", 8) == 0) + for(p = (char *)phys_to_virt(0xf0000); p <= plast; p++) + if (*p == 'N' && + strncmp(p, NETIDBLK_MAGIC, NETIDBLK_MAGIC_SIZE) == 0) break; - if (p >= (char *)phys_to_virt(0x100000)) { + if (p > plast) { if (znet_debug > 1) printk(KERN_INFO "No Z-Note ethernet adaptor found.\n"); return -ENODEV; diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 9010cea68bc..b68d28a130e 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -472,14 +472,9 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter) } if (adapter->rx_queue.queue_addr != NULL) { - if (!dma_mapping_error(dev, adapter->rx_queue.queue_dma)) { - dma_unmap_single(dev, - adapter->rx_queue.queue_dma, - adapter->rx_queue.queue_len, - DMA_BIDIRECTIONAL); - adapter->rx_queue.queue_dma = DMA_ERROR_CODE; - } - kfree(adapter->rx_queue.queue_addr); + dma_free_coherent(dev, adapter->rx_queue.queue_len, + adapter->rx_queue.queue_addr, + adapter->rx_queue.queue_dma); adapter->rx_queue.queue_addr = NULL; } @@ -556,10 +551,13 @@ static int ibmveth_open(struct net_device *netdev) goto err_out; } + dev = &adapter->vdev->dev; + adapter->rx_queue.queue_len = sizeof(struct ibmveth_rx_q_entry) * rxq_entries; - adapter->rx_queue.queue_addr = kmalloc(adapter->rx_queue.queue_len, - GFP_KERNEL); + adapter->rx_queue.queue_addr = + dma_alloc_coherent(dev, adapter->rx_queue.queue_len, + &adapter->rx_queue.queue_dma, GFP_KERNEL); if (!adapter->rx_queue.queue_addr) { netdev_err(netdev, "unable to allocate rx queue pages\n"); @@ -567,19 +565,13 @@ static int ibmveth_open(struct net_device *netdev) goto err_out; } - dev = &adapter->vdev->dev; - adapter->buffer_list_dma = dma_map_single(dev, adapter->buffer_list_addr, 4096, DMA_BIDIRECTIONAL); adapter->filter_list_dma = dma_map_single(dev, adapter->filter_list_addr, 4096, DMA_BIDIRECTIONAL); - adapter->rx_queue.queue_dma = dma_map_single(dev, - adapter->rx_queue.queue_addr, - adapter->rx_queue.queue_len, DMA_BIDIRECTIONAL); if ((dma_mapping_error(dev, adapter->buffer_list_dma)) || - (dma_mapping_error(dev, adapter->filter_list_dma)) || - (dma_mapping_error(dev, adapter->rx_queue.queue_dma))) { + (dma_mapping_error(dev, adapter->filter_list_dma))) { netdev_err(netdev, "unable to map filter or buffer list " "pages\n"); rc = -ENOMEM; diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h index cd153326c3c..cb3356c9af8 100644 --- a/drivers/net/ethernet/intel/e1000e/e1000.h +++ b/drivers/net/ethernet/intel/e1000e/e1000.h @@ -310,6 +310,7 @@ struct e1000_adapter { */ struct e1000_ring *tx_ring /* One per active queue */ ____cacheline_aligned_in_smp; + u32 tx_fifo_limit; struct napi_struct napi; diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 46c3b1f9ff8..d01a099475a 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -3517,6 +3517,15 @@ void e1000e_reset(struct e1000_adapter *adapter) } /* + * Alignment of Tx data is on an arbitrary byte boundary with the + * maximum size per Tx descriptor limited only to the transmit + * allocation of the packet buffer minus 96 bytes with an upper + * limit of 24KB due to receive synchronization limitations. + */ + adapter->tx_fifo_limit = min_t(u32, ((er32(PBA) >> 16) << 10) - 96, + 24 << 10); + + /* * Disable Adaptive Interrupt Moderation if 2 full packets cannot * fit in receive buffer. */ @@ -4785,12 +4794,9 @@ static bool e1000_tx_csum(struct e1000_ring *tx_ring, struct sk_buff *skb) return 1; } -#define E1000_MAX_PER_TXD 8192 -#define E1000_MAX_TXD_PWR 12 - static int e1000_tx_map(struct e1000_ring *tx_ring, struct sk_buff *skb, unsigned int first, unsigned int max_per_txd, - unsigned int nr_frags, unsigned int mss) + unsigned int nr_frags) { struct e1000_adapter *adapter = tx_ring->adapter; struct pci_dev *pdev = adapter->pdev; @@ -5023,20 +5029,19 @@ static int __e1000_maybe_stop_tx(struct e1000_ring *tx_ring, int size) static int e1000_maybe_stop_tx(struct e1000_ring *tx_ring, int size) { + BUG_ON(size > tx_ring->count); + if (e1000_desc_unused(tx_ring) >= size) return 0; return __e1000_maybe_stop_tx(tx_ring, size); } -#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1) static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_ring *tx_ring = adapter->tx_ring; unsigned int first; - unsigned int max_per_txd = E1000_MAX_PER_TXD; - unsigned int max_txd_pwr = E1000_MAX_TXD_PWR; unsigned int tx_flags = 0; unsigned int len = skb_headlen(skb); unsigned int nr_frags; @@ -5056,18 +5061,8 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, } mss = skb_shinfo(skb)->gso_size; - /* - * The controller does a simple calculation to - * make sure there is enough room in the FIFO before - * initiating the DMA for each buffer. The calc is: - * 4 = ceil(buffer len/mss). To make sure we don't - * overrun the FIFO, adjust the max buffer len if mss - * drops. - */ if (mss) { u8 hdr_len; - max_per_txd = min(mss << 2, max_per_txd); - max_txd_pwr = fls(max_per_txd) - 1; /* * TSO Workaround for 82571/2/3 Controllers -- if skb->data @@ -5097,12 +5092,12 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, count++; count++; - count += TXD_USE_COUNT(len, max_txd_pwr); + count += DIV_ROUND_UP(len, adapter->tx_fifo_limit); nr_frags = skb_shinfo(skb)->nr_frags; for (f = 0; f < nr_frags; f++) - count += TXD_USE_COUNT(skb_frag_size(&skb_shinfo(skb)->frags[f]), - max_txd_pwr); + count += DIV_ROUND_UP(skb_frag_size(&skb_shinfo(skb)->frags[f]), + adapter->tx_fifo_limit); if (adapter->hw.mac.tx_pkt_filtering) e1000_transfer_dhcp_info(adapter, skb); @@ -5144,15 +5139,18 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, tx_flags |= E1000_TX_FLAGS_NO_FCS; /* if count is 0 then mapping error has occurred */ - count = e1000_tx_map(tx_ring, skb, first, max_per_txd, nr_frags, mss); + count = e1000_tx_map(tx_ring, skb, first, adapter->tx_fifo_limit, + nr_frags); if (count) { skb_tx_timestamp(skb); netdev_sent_queue(netdev, skb->len); e1000_tx_queue(tx_ring, tx_flags, count); /* Make sure there is space in the ring for the next send. */ - e1000_maybe_stop_tx(tx_ring, MAX_SKB_FRAGS + 2); - + e1000_maybe_stop_tx(tx_ring, + (MAX_SKB_FRAGS * + DIV_ROUND_UP(PAGE_SIZE, + adapter->tx_fifo_limit) + 2)); } else { dev_kfree_skb_any(skb); tx_ring->buffer_info[first].time_stamp = 0; @@ -6327,8 +6325,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev, adapter->hw.phy.autoneg_advertised = 0x2f; /* ring size defaults */ - adapter->rx_ring->count = 256; - adapter->tx_ring->count = 256; + adapter->rx_ring->count = E1000_DEFAULT_RXD; + adapter->tx_ring->count = E1000_DEFAULT_TXD; /* * Initial Wake on LAN setting - If APM wake is enabled in diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 827b72dfce9..2f816c6aed7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1234,13 +1234,13 @@ static int mlx4_init_hca(struct mlx4_dev *dev) mlx4_info(dev, "non-primary physical function, skipping.\n"); else mlx4_err(dev, "QUERY_FW command failed, aborting.\n"); - goto unmap_bf; + return err; } err = mlx4_load_fw(dev); if (err) { mlx4_err(dev, "Failed to start FW, aborting.\n"); - goto unmap_bf; + return err; } mlx4_cfg.log_pg_sz_m = 1; @@ -1304,7 +1304,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_init_slave(dev); if (err) { mlx4_err(dev, "Failed to initialize slave\n"); - goto unmap_bf; + return err; } err = mlx4_slave_cap(dev); @@ -1324,7 +1324,7 @@ static int mlx4_init_hca(struct mlx4_dev *dev) err = mlx4_QUERY_ADAPTER(dev, &adapter); if (err) { mlx4_err(dev, "QUERY_ADAPTER command failed, aborting.\n"); - goto err_close; + goto unmap_bf; } priv->eq_table.inta_pin = adapter.inta_pin; @@ -1332,6 +1332,9 @@ static int mlx4_init_hca(struct mlx4_dev *dev) return 0; +unmap_bf: + unmap_bf_area(dev); + err_close: mlx4_close_hca(dev); @@ -1344,8 +1347,6 @@ err_stop_fw: mlx4_UNMAP_FA(dev); mlx4_free_icm(dev, priv->fw.fw_icm, 0); } -unmap_bf: - unmap_bf_area(dev); return err; } @@ -1996,7 +1997,8 @@ static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id) } slave_start: - if (mlx4_cmd_init(dev)) { + err = mlx4_cmd_init(dev); + if (err) { mlx4_err(dev, "Failed to init command interface, aborting.\n"); goto err_sriov; } diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index a018ea2a43d..e151c21baf2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -137,11 +137,11 @@ static int mlx4_GID_HASH(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox, return err; } -static struct mlx4_promisc_qp *get_promisc_qp(struct mlx4_dev *dev, u8 pf_num, +static struct mlx4_promisc_qp *get_promisc_qp(struct mlx4_dev *dev, u8 port, enum mlx4_steer_type steer, u32 qpn) { - struct mlx4_steer *s_steer = &mlx4_priv(dev)->steer[pf_num]; + struct mlx4_steer *s_steer = &mlx4_priv(dev)->steer[port - 1]; struct mlx4_promisc_qp *pqp; list_for_each_entry(pqp, &s_steer->promisc_qps[steer], list) { @@ -182,7 +182,7 @@ static int new_steering_entry(struct mlx4_dev *dev, u8 port, /* If the given qpn is also a promisc qp, * it should be inserted to duplicates list */ - pqp = get_promisc_qp(dev, 0, steer, qpn); + pqp = get_promisc_qp(dev, port, steer, qpn); if (pqp) { dqp = kmalloc(sizeof *dqp, GFP_KERNEL); if (!dqp) { @@ -256,7 +256,7 @@ static int existing_steering_entry(struct mlx4_dev *dev, u8 port, s_steer = &mlx4_priv(dev)->steer[port - 1]; - pqp = get_promisc_qp(dev, 0, steer, qpn); + pqp = get_promisc_qp(dev, port, steer, qpn); if (!pqp) return 0; /* nothing to do */ @@ -302,7 +302,7 @@ static bool check_duplicate_entry(struct mlx4_dev *dev, u8 port, s_steer = &mlx4_priv(dev)->steer[port - 1]; /* if qp is not promisc, it cannot be duplicated */ - if (!get_promisc_qp(dev, 0, steer, qpn)) + if (!get_promisc_qp(dev, port, steer, qpn)) return false; /* The qp is promisc qp so it is a duplicate on this index @@ -352,7 +352,7 @@ static bool can_remove_steering_entry(struct mlx4_dev *dev, u8 port, members_count = be32_to_cpu(mgm->members_count) & 0xffffff; for (i = 0; i < members_count; i++) { qpn = be32_to_cpu(mgm->qp[i]) & MGM_QPN_MASK; - if (!get_promisc_qp(dev, 0, steer, qpn) && qpn != tqpn) { + if (!get_promisc_qp(dev, port, steer, qpn) && qpn != tqpn) { /* the qp is not promisc, the entry can't be removed */ goto out; } @@ -398,7 +398,7 @@ static int add_promisc_qp(struct mlx4_dev *dev, u8 port, mutex_lock(&priv->mcg_table.mutex); - if (get_promisc_qp(dev, 0, steer, qpn)) { + if (get_promisc_qp(dev, port, steer, qpn)) { err = 0; /* Noting to do, already exists */ goto out_mutex; } @@ -503,7 +503,7 @@ static int remove_promisc_qp(struct mlx4_dev *dev, u8 port, s_steer = &mlx4_priv(dev)->steer[port - 1]; mutex_lock(&priv->mcg_table.mutex); - pqp = get_promisc_qp(dev, 0, steer, qpn); + pqp = get_promisc_qp(dev, port, steer, qpn); if (unlikely(!pqp)) { mlx4_warn(dev, "QP %x is not promiscuous QP\n", qpn); /* nothing to do */ @@ -650,13 +650,6 @@ static int find_entry(struct mlx4_dev *dev, u8 port, return err; } -struct mlx4_net_trans_rule_hw_ctrl { - __be32 ctrl; - __be32 vf_vep_port; - __be32 qpn; - __be32 reserved; -}; - static void trans_rule_ctrl_to_hw(struct mlx4_net_trans_rule *ctrl, struct mlx4_net_trans_rule_hw_ctrl *hw) { @@ -680,87 +673,18 @@ static void trans_rule_ctrl_to_hw(struct mlx4_net_trans_rule *ctrl, hw->qpn = cpu_to_be32(ctrl->qpn); } -struct mlx4_net_trans_rule_hw_ib { - u8 size; - u8 rsvd1; - __be16 id; - u32 rsvd2; - __be32 qpn; - __be32 qpn_mask; - u8 dst_gid[16]; - u8 dst_gid_msk[16]; -} __packed; - -struct mlx4_net_trans_rule_hw_eth { - u8 size; - u8 rsvd; - __be16 id; - u8 rsvd1[6]; - u8 dst_mac[6]; - u16 rsvd2; - u8 dst_mac_msk[6]; - u16 rsvd3; - u8 src_mac[6]; - u16 rsvd4; - u8 src_mac_msk[6]; - u8 rsvd5; - u8 ether_type_enable; - __be16 ether_type; - __be16 vlan_id_msk; - __be16 vlan_id; -} __packed; - -struct mlx4_net_trans_rule_hw_tcp_udp { - u8 size; - u8 rsvd; - __be16 id; - __be16 rsvd1[3]; - __be16 dst_port; - __be16 rsvd2; - __be16 dst_port_msk; - __be16 rsvd3; - __be16 src_port; - __be16 rsvd4; - __be16 src_port_msk; -} __packed; - -struct mlx4_net_trans_rule_hw_ipv4 { - u8 size; - u8 rsvd; - __be16 id; - __be32 rsvd1; - __be32 dst_ip; - __be32 dst_ip_msk; - __be32 src_ip; - __be32 src_ip_msk; -} __packed; - -struct _rule_hw { - union { - struct { - u8 size; - u8 rsvd; - __be16 id; - }; - struct mlx4_net_trans_rule_hw_eth eth; - struct mlx4_net_trans_rule_hw_ib ib; - struct mlx4_net_trans_rule_hw_ipv4 ipv4; - struct mlx4_net_trans_rule_hw_tcp_udp tcp_udp; - }; +const u16 __sw_id_hw[] = { + [MLX4_NET_TRANS_RULE_ID_ETH] = 0xE001, + [MLX4_NET_TRANS_RULE_ID_IB] = 0xE005, + [MLX4_NET_TRANS_RULE_ID_IPV6] = 0xE003, + [MLX4_NET_TRANS_RULE_ID_IPV4] = 0xE002, + [MLX4_NET_TRANS_RULE_ID_TCP] = 0xE004, + [MLX4_NET_TRANS_RULE_ID_UDP] = 0xE006 }; static int parse_trans_rule(struct mlx4_dev *dev, struct mlx4_spec_list *spec, struct _rule_hw *rule_hw) { - static const u16 __sw_id_hw[] = { - [MLX4_NET_TRANS_RULE_ID_ETH] = 0xE001, - [MLX4_NET_TRANS_RULE_ID_IB] = 0xE005, - [MLX4_NET_TRANS_RULE_ID_IPV6] = 0xE003, - [MLX4_NET_TRANS_RULE_ID_IPV4] = 0xE002, - [MLX4_NET_TRANS_RULE_ID_TCP] = 0xE004, - [MLX4_NET_TRANS_RULE_ID_UDP] = 0xE006 - }; - static const size_t __rule_hw_sz[] = { [MLX4_NET_TRANS_RULE_ID_ETH] = sizeof(struct mlx4_net_trans_rule_hw_eth), diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index 4d9df8f2a12..dba69d98734 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -690,6 +690,82 @@ struct mlx4_steer { struct list_head steer_entries[MLX4_NUM_STEERS]; }; +struct mlx4_net_trans_rule_hw_ctrl { + __be32 ctrl; + __be32 vf_vep_port; + __be32 qpn; + __be32 reserved; +}; + +struct mlx4_net_trans_rule_hw_ib { + u8 size; + u8 rsvd1; + __be16 id; + u32 rsvd2; + __be32 qpn; + __be32 qpn_mask; + u8 dst_gid[16]; + u8 dst_gid_msk[16]; +} __packed; + +struct mlx4_net_trans_rule_hw_eth { + u8 size; + u8 rsvd; + __be16 id; + u8 rsvd1[6]; + u8 dst_mac[6]; + u16 rsvd2; + u8 dst_mac_msk[6]; + u16 rsvd3; + u8 src_mac[6]; + u16 rsvd4; + u8 src_mac_msk[6]; + u8 rsvd5; + u8 ether_type_enable; + __be16 ether_type; + __be16 vlan_id_msk; + __be16 vlan_id; +} __packed; + +struct mlx4_net_trans_rule_hw_tcp_udp { + u8 size; + u8 rsvd; + __be16 id; + __be16 rsvd1[3]; + __be16 dst_port; + __be16 rsvd2; + __be16 dst_port_msk; + __be16 rsvd3; + __be16 src_port; + __be16 rsvd4; + __be16 src_port_msk; +} __packed; + +struct mlx4_net_trans_rule_hw_ipv4 { + u8 size; + u8 rsvd; + __be16 id; + __be32 rsvd1; + __be32 dst_ip; + __be32 dst_ip_msk; + __be32 src_ip; + __be32 src_ip_msk; +} __packed; + +struct _rule_hw { + union { + struct { + u8 size; + u8 rsvd; + __be16 id; + }; + struct mlx4_net_trans_rule_hw_eth eth; + struct mlx4_net_trans_rule_hw_ib ib; + struct mlx4_net_trans_rule_hw_ipv4 ipv4; + struct mlx4_net_trans_rule_hw_tcp_udp tcp_udp; + }; +}; + struct mlx4_priv { struct mlx4_dev dev; diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 94ceddd17ab..293c9e820c4 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -42,6 +42,7 @@ #include <linux/mlx4/cmd.h> #include <linux/mlx4/qp.h> #include <linux/if_ether.h> +#include <linux/etherdevice.h> #include "mlx4.h" #include "fw.h" @@ -2776,18 +2777,133 @@ ex_put: return err; } +/* + * MAC validation for Flow Steering rules. + * VF can attach rules only with a mac address which is assigned to it. + */ +static int validate_eth_header_mac(int slave, struct _rule_hw *eth_header, + struct list_head *rlist) +{ + struct mac_res *res, *tmp; + __be64 be_mac; + + /* make sure it isn't multicast or broadcast mac*/ + if (!is_multicast_ether_addr(eth_header->eth.dst_mac) && + !is_broadcast_ether_addr(eth_header->eth.dst_mac)) { + list_for_each_entry_safe(res, tmp, rlist, list) { + be_mac = cpu_to_be64(res->mac << 16); + if (!memcmp(&be_mac, eth_header->eth.dst_mac, ETH_ALEN)) + return 0; + } + pr_err("MAC %pM doesn't belong to VF %d, Steering rule rejected\n", + eth_header->eth.dst_mac, slave); + return -EINVAL; + } + return 0; +} + +/* + * In case of missing eth header, append eth header with a MAC address + * assigned to the VF. + */ +static int add_eth_header(struct mlx4_dev *dev, int slave, + struct mlx4_cmd_mailbox *inbox, + struct list_head *rlist, int header_id) +{ + struct mac_res *res, *tmp; + u8 port; + struct mlx4_net_trans_rule_hw_ctrl *ctrl; + struct mlx4_net_trans_rule_hw_eth *eth_header; + struct mlx4_net_trans_rule_hw_ipv4 *ip_header; + struct mlx4_net_trans_rule_hw_tcp_udp *l4_header; + __be64 be_mac = 0; + __be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16); + + ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf; + port = be32_to_cpu(ctrl->vf_vep_port) & 0xff; + eth_header = (struct mlx4_net_trans_rule_hw_eth *)(ctrl + 1); + + /* Clear a space in the inbox for eth header */ + switch (header_id) { + case MLX4_NET_TRANS_RULE_ID_IPV4: + ip_header = + (struct mlx4_net_trans_rule_hw_ipv4 *)(eth_header + 1); + memmove(ip_header, eth_header, + sizeof(*ip_header) + sizeof(*l4_header)); + break; + case MLX4_NET_TRANS_RULE_ID_TCP: + case MLX4_NET_TRANS_RULE_ID_UDP: + l4_header = (struct mlx4_net_trans_rule_hw_tcp_udp *) + (eth_header + 1); + memmove(l4_header, eth_header, sizeof(*l4_header)); + break; + default: + return -EINVAL; + } + list_for_each_entry_safe(res, tmp, rlist, list) { + if (port == res->port) { + be_mac = cpu_to_be64(res->mac << 16); + break; + } + } + if (!be_mac) { + pr_err("Failed adding eth header to FS rule, Can't find matching MAC for port %d .\n", + port); + return -EINVAL; + } + + memset(eth_header, 0, sizeof(*eth_header)); + eth_header->size = sizeof(*eth_header) >> 2; + eth_header->id = cpu_to_be16(__sw_id_hw[MLX4_NET_TRANS_RULE_ID_ETH]); + memcpy(eth_header->dst_mac, &be_mac, ETH_ALEN); + memcpy(eth_header->dst_mac_msk, &mac_msk, ETH_ALEN); + + return 0; + +} + int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd) { + + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker; + struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC]; int err; + struct mlx4_net_trans_rule_hw_ctrl *ctrl; + struct _rule_hw *rule_header; + int header_id; if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) return -EOPNOTSUPP; + ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf; + rule_header = (struct _rule_hw *)(ctrl + 1); + header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id)); + + switch (header_id) { + case MLX4_NET_TRANS_RULE_ID_ETH: + if (validate_eth_header_mac(slave, rule_header, rlist)) + return -EINVAL; + break; + case MLX4_NET_TRANS_RULE_ID_IPV4: + case MLX4_NET_TRANS_RULE_ID_TCP: + case MLX4_NET_TRANS_RULE_ID_UDP: + pr_warn("Can't attach FS rule without L2 headers, adding L2 header.\n"); + if (add_eth_header(dev, slave, inbox, rlist, header_id)) + return -EINVAL; + vhcr->in_modifier += + sizeof(struct mlx4_net_trans_rule_hw_eth) >> 2; + break; + default: + pr_err("Corrupted mailbox.\n"); + return -EINVAL; + } + err = mlx4_cmd_imm(dev, inbox->dma, &vhcr->out_param, vhcr->in_modifier, 0, MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A, diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c index bb8c8222122..4d15bf413bd 100644 --- a/drivers/net/ethernet/seeq/sgiseeq.c +++ b/drivers/net/ethernet/seeq/sgiseeq.c @@ -751,6 +751,7 @@ static int __devinit sgiseeq_probe(struct platform_device *pdev) sp->srings = sr; sp->rx_desc = sp->srings->rxvector; sp->tx_desc = sp->srings->txvector; + spin_lock_init(&sp->tx_lock); /* A couple calculations now, saves many cycles later. */ setup_rx_ring(dev, sp->rx_desc, SEEQ_RX_BUFFERS); diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c index 8cba2df82b1..5faedd855b7 100644 --- a/drivers/net/ethernet/sfc/ethtool.c +++ b/drivers/net/ethernet/sfc/ethtool.c @@ -863,8 +863,8 @@ static int efx_ethtool_get_class_rule(struct efx_nic *efx, &ip_entry->ip4dst, &ip_entry->pdst); if (rc != 0) { rc = efx_filter_get_ipv4_full( - &spec, &proto, &ip_entry->ip4src, &ip_entry->psrc, - &ip_entry->ip4dst, &ip_entry->pdst); + &spec, &proto, &ip_entry->ip4dst, &ip_entry->pdst, + &ip_entry->ip4src, &ip_entry->psrc); EFX_WARN_ON_PARANOID(rc); ip_mask->ip4src = ~0; ip_mask->psrc = ~0; diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index e2d083228f3..719be3912aa 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -22,6 +22,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __COMMON_H__ +#define __COMMON_H__ + #include <linux/etherdevice.h> #include <linux/netdevice.h> #include <linux/phy.h> @@ -366,3 +369,5 @@ extern void stmmac_set_mac(void __iomem *ioaddr, bool enable); extern void dwmac_dma_flush_tx_fifo(void __iomem *ioaddr); extern const struct stmmac_ring_mode_ops ring_mode_ops; + +#endif /* __COMMON_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/descs.h b/drivers/net/ethernet/stmicro/stmmac/descs.h index 9820ec842cc..223adf95fd0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/descs.h +++ b/drivers/net/ethernet/stmicro/stmmac/descs.h @@ -20,6 +20,10 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ + +#ifndef __DESCS_H__ +#define __DESCS_H__ + struct dma_desc { /* Receive descriptor */ union { @@ -166,3 +170,5 @@ enum tdes_csum_insertion { * is not calculated */ cic_full = 3, /* IP header and pseudoheader */ }; + +#endif /* __DESCS_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/descs_com.h b/drivers/net/ethernet/stmicro/stmmac/descs_com.h index dd8d6e19dff..7ee9499a6e3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/descs_com.h +++ b/drivers/net/ethernet/stmicro/stmmac/descs_com.h @@ -27,6 +27,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __DESC_COM_H__ +#define __DESC_COM_H__ + #if defined(CONFIG_STMMAC_RING) static inline void ehn_desc_rx_set_on_ring_chain(struct dma_desc *p, int end) { @@ -124,3 +127,5 @@ static inline void norm_set_tx_desc_len(struct dma_desc *p, int len) p->des01.tx.buffer1_size = len; } #endif + +#endif /* __DESC_COM_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100.h b/drivers/net/ethernet/stmicro/stmmac/dwmac100.h index 7c6d857a9cc..2ec6aeae349 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac100.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100.h @@ -22,6 +22,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __DWMAC100_H__ +#define __DWMAC100_H__ + #include <linux/phy.h> #include "common.h" @@ -119,3 +122,5 @@ enum ttc_control { #define DMA_MISSED_FRAME_M_CNTR 0x0000ffff /* Missed Frame Couinter */ extern const struct stmmac_dma_ops dwmac100_dma_ops; + +#endif /* __DWMAC100_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h index f90fcb5f957..0e4cacedc1f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h @@ -19,6 +19,8 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __DWMAC1000_H__ +#define __DWMAC1000_H__ #include <linux/phy.h> #include "common.h" @@ -229,6 +231,7 @@ enum rtc_control { #define GMAC_MMC_RX_CSUM_OFFLOAD 0x208 /* Synopsys Core versions */ -#define DWMAC_CORE_3_40 34 +#define DWMAC_CORE_3_40 0x34 extern const struct stmmac_dma_ops dwmac1000_dma_ops; +#endif /* __DWMAC1000_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h index e678ce39d01..e49c9a0fd6f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h @@ -22,6 +22,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __DWMAC_DMA_H__ +#define __DWMAC_DMA_H__ + /* DMA CRS Control and Status Register Mapping */ #define DMA_BUS_MODE 0x00001000 /* Bus Mode */ #define DMA_XMT_POLL_DEMAND 0x00001004 /* Transmit Poll Demand */ @@ -109,3 +112,5 @@ extern void dwmac_dma_start_rx(void __iomem *ioaddr); extern void dwmac_dma_stop_rx(void __iomem *ioaddr); extern int dwmac_dma_interrupt(void __iomem *ioaddr, struct stmmac_extra_stats *x); + +#endif /* __DWMAC_DMA_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc.h b/drivers/net/ethernet/stmicro/stmmac/mmc.h index a38352024cb..67995ef2525 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc.h +++ b/drivers/net/ethernet/stmicro/stmmac/mmc.h @@ -22,6 +22,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __MMC_H__ +#define __MMC_H__ + /* MMC control register */ /* When set, all counter are reset */ #define MMC_CNTRL_COUNTER_RESET 0x1 @@ -129,3 +132,5 @@ struct stmmac_counters { extern void dwmac_mmc_ctrl(void __iomem *ioaddr, unsigned int mode); extern void dwmac_mmc_intr_all_mask(void __iomem *ioaddr); extern void dwmac_mmc_read(void __iomem *ioaddr, struct stmmac_counters *mmc); + +#endif /* __MMC_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c index c07cfe989f6..0c74a702d46 100644 --- a/drivers/net/ethernet/stmicro/stmmac/mmc_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/mmc_core.c @@ -33,7 +33,7 @@ #define MMC_TX_INTR 0x00000108 /* MMC TX Interrupt */ #define MMC_RX_INTR_MASK 0x0000010c /* MMC Interrupt Mask */ #define MMC_TX_INTR_MASK 0x00000110 /* MMC Interrupt Mask */ -#define MMC_DEFAUL_MASK 0xffffffff +#define MMC_DEFAULT_MASK 0xffffffff /* MMC TX counter registers */ @@ -147,8 +147,8 @@ void dwmac_mmc_ctrl(void __iomem *ioaddr, unsigned int mode) /* To mask all all interrupts.*/ void dwmac_mmc_intr_all_mask(void __iomem *ioaddr) { - writel(MMC_DEFAUL_MASK, ioaddr + MMC_RX_INTR_MASK); - writel(MMC_DEFAUL_MASK, ioaddr + MMC_TX_INTR_MASK); + writel(MMC_DEFAULT_MASK, ioaddr + MMC_RX_INTR_MASK); + writel(MMC_DEFAULT_MASK, ioaddr + MMC_TX_INTR_MASK); } /* This reads the MAC core counters (if actaully supported). diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index f2d3665430a..e872e1da313 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -20,6 +20,9 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __STMMAC_H__ +#define __STMMAC_H__ + #define STMMAC_RESOURCE_NAME "stmmaceth" #define DRV_MODULE_VERSION "March_2012" @@ -166,3 +169,5 @@ static inline void stmmac_unregister_pci(void) { } #endif /* CONFIG_STMMAC_PCI */ + +#endif /* __STMMAC_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_timer.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_timer.h index 6863590d184..aea9b14cdfb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_timer.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_timer.h @@ -21,6 +21,8 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#ifndef __STMMAC_TIMER_H__ +#define __STMMAC_TIMER_H__ struct stmmac_timer { void (*timer_start) (unsigned int new_freq); @@ -40,3 +42,5 @@ void stmmac_schedule(struct net_device *dev); extern int tmu2_register_user(void *fnt, void *data); extern void tmu2_unregister_user(void); #endif + +#endif /* __STMMAC_TIMER_H__ */ diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index cd7ee204e94..a9ca4a03d31 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -394,8 +394,10 @@ static int __devexit davinci_mdio_remove(struct platform_device *pdev) struct device *dev = &pdev->dev; struct davinci_mdio_data *data = dev_get_drvdata(dev); - if (data->bus) + if (data->bus) { + mdiobus_unregister(data->bus); mdiobus_free(data->bus); + } if (data->clk) clk_put(data->clk); diff --git a/drivers/net/fddi/skfp/pmf.c b/drivers/net/fddi/skfp/pmf.c index 24d8566cfd8..441b4dc7945 100644 --- a/drivers/net/fddi/skfp/pmf.c +++ b/drivers/net/fddi/skfp/pmf.c @@ -673,7 +673,7 @@ void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para, sm_pm_get_ls(smc,port_to_mib(smc,port))) ; break ; case SMT_P_REASON : - * (u_long *) to = 0 ; + *(u32 *)to = 0 ; sp_len = 4 ; goto sp_done ; case SMT_P1033 : /* time stamp */ diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 328397c6673..b1ba68f1a04 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -297,7 +297,7 @@ static int qmi_wwan_suspend(struct usb_interface *intf, pm_message_t message) if (ret < 0) goto err; - if (info->subdriver && info->subdriver->suspend) + if (intf == info->control && info->subdriver && info->subdriver->suspend) ret = info->subdriver->suspend(intf, message); if (ret < 0) usbnet_resume(intf); @@ -310,13 +310,14 @@ static int qmi_wwan_resume(struct usb_interface *intf) struct usbnet *dev = usb_get_intfdata(intf); struct qmi_wwan_state *info = (void *)&dev->data; int ret = 0; + bool callsub = (intf == info->control && info->subdriver && info->subdriver->resume); - if (info->subdriver && info->subdriver->resume) + if (callsub) ret = info->subdriver->resume(intf); if (ret < 0) goto err; ret = usbnet_resume(intf); - if (ret < 0 && info->subdriver && info->subdriver->resume && info->subdriver->suspend) + if (ret < 0 && callsub && info->subdriver->suspend) info->subdriver->suspend(intf, PMSG_SUSPEND); err: return ret; @@ -398,7 +399,6 @@ static const struct usb_device_id products[] = { /* 4. Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ {QMI_GOBI1K_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */ - {QMI_GOBI1K_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Mobile Broadband Module */ {QMI_GOBI1K_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */ {QMI_GOBI1K_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */ @@ -413,7 +413,9 @@ static const struct usb_device_id products[] = { /* 5. Gobi 2000 and 3000 devices */ {QMI_GOBI_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ + {QMI_GOBI_DEVICE(0x413c, 0x8194)}, /* Dell Gobi 3000 Composite */ {QMI_GOBI_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */ + {QMI_GOBI_DEVICE(0x05c6, 0x920d)}, /* Gobi 3000 Composite */ {QMI_GOBI_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */ {QMI_GOBI_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */ {QMI_GOBI_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */ @@ -438,9 +440,12 @@ static const struct usb_device_id products[] = { {QMI_GOBI_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */ {QMI_GOBI_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */ + {QMI_GOBI_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Mobile Broadband Module */ {QMI_GOBI_DEVICE(0x1199, 0x9015)}, /* Sierra Wireless Gobi 3000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x9019)}, /* Sierra Wireless Gobi 3000 Modem device */ {QMI_GOBI_DEVICE(0x1199, 0x901b)}, /* Sierra Wireless MC7770 */ + {QMI_GOBI_DEVICE(0x12d1, 0x14f1)}, /* Sony Gobi 3000 Composite */ + {QMI_GOBI_DEVICE(0x1410, 0xa021)}, /* Foxconn Gobi 3000 Modem device (Novatel E396) */ { } /* END */ }; diff --git a/drivers/net/usb/sierra_net.c b/drivers/net/usb/sierra_net.c index 7be49ea60b6..8e22417fa6c 100644 --- a/drivers/net/usb/sierra_net.c +++ b/drivers/net/usb/sierra_net.c @@ -656,7 +656,7 @@ static int sierra_net_get_fw_attr(struct usbnet *dev, u16 *datap) return -EIO; } - *datap = *attrdata; + *datap = le16_to_cpu(*attrdata); kfree(attrdata); return result; diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 8531c1caac2..fc9f578a1e2 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1201,19 +1201,26 @@ deferred: } EXPORT_SYMBOL_GPL(usbnet_start_xmit); -static void rx_alloc_submit(struct usbnet *dev, gfp_t flags) +static int rx_alloc_submit(struct usbnet *dev, gfp_t flags) { struct urb *urb; int i; + int ret = 0; /* don't refill the queue all at once */ for (i = 0; i < 10 && dev->rxq.qlen < RX_QLEN(dev); i++) { urb = usb_alloc_urb(0, flags); if (urb != NULL) { - if (rx_submit(dev, urb, flags) == -ENOLINK) - return; + ret = rx_submit(dev, urb, flags); + if (ret) + goto err; + } else { + ret = -ENOMEM; + goto err; } } +err: + return ret; } /*-------------------------------------------------------------------------*/ @@ -1257,7 +1264,8 @@ static void usbnet_bh (unsigned long param) int temp = dev->rxq.qlen; if (temp < RX_QLEN(dev)) { - rx_alloc_submit(dev, GFP_ATOMIC); + if (rx_alloc_submit(dev, GFP_ATOMIC) == -ENOLINK) + return; if (temp != dev->rxq.qlen) netif_dbg(dev, link, dev->net, "rxqlen %d --> %d\n", @@ -1573,7 +1581,7 @@ int usbnet_resume (struct usb_interface *intf) netif_device_present(dev->net) && !timer_pending(&dev->delay) && !test_bit(EVENT_RX_HALT, &dev->flags)) - rx_alloc_submit(dev, GFP_KERNEL); + rx_alloc_submit(dev, GFP_NOIO); if (!(dev->txq.qlen >= TX_QLEN(dev))) netif_tx_wake_all_queues(dev->net); diff --git a/drivers/net/wan/ixp4xx_hss.c b/drivers/net/wan/ixp4xx_hss.c index aaaca9aa229..3f575afd8cf 100644 --- a/drivers/net/wan/ixp4xx_hss.c +++ b/drivers/net/wan/ixp4xx_hss.c @@ -10,6 +10,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include <linux/module.h> #include <linux/bitops.h> #include <linux/cdev.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c index 4026c906cc7..b7e0258887e 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.c +++ b/drivers/net/wireless/ath/ath5k/eeprom.c @@ -1482,7 +1482,7 @@ ath5k_eeprom_read_target_rate_pwr_info(struct ath5k_hw *ah, unsigned int mode) case AR5K_EEPROM_MODE_11A: offset += AR5K_EEPROM_TARGET_PWR_OFF_11A(ee->ee_version); rate_pcal_info = ee->ee_rate_tpwr_a; - ee->ee_rate_target_pwr_num[mode] = AR5K_EEPROM_N_5GHZ_CHAN; + ee->ee_rate_target_pwr_num[mode] = AR5K_EEPROM_N_5GHZ_RATE_CHAN; break; case AR5K_EEPROM_MODE_11B: offset += AR5K_EEPROM_TARGET_PWR_OFF_11B(ee->ee_version); diff --git a/drivers/net/wireless/ath/ath5k/eeprom.h b/drivers/net/wireless/ath/ath5k/eeprom.h index dc2bcfeadeb..94a9bbea687 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.h +++ b/drivers/net/wireless/ath/ath5k/eeprom.h @@ -182,6 +182,7 @@ #define AR5K_EEPROM_EEP_DELTA 10 #define AR5K_EEPROM_N_MODES 3 #define AR5K_EEPROM_N_5GHZ_CHAN 10 +#define AR5K_EEPROM_N_5GHZ_RATE_CHAN 8 #define AR5K_EEPROM_N_2GHZ_CHAN 3 #define AR5K_EEPROM_N_2GHZ_CHAN_2413 4 #define AR5K_EEPROM_N_2GHZ_CHAN_MAX 4 diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 2c9f7d7ed4c..0ed3846f9cb 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -142,6 +142,7 @@ static int ar9003_paprd_setup_single_table(struct ath_hw *ah) }; int training_power; int i, val; + u32 am2pm_mask = ah->paprd_ratemask; if (IS_CHAN_2GHZ(ah->curchan)) training_power = ar9003_get_training_power_2g(ah); @@ -158,10 +159,13 @@ static int ar9003_paprd_setup_single_table(struct ath_hw *ah) } ah->paprd_training_power = training_power; + if (AR_SREV_9330(ah)) + am2pm_mask = 0; + REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2AM, AR_PHY_PAPRD_AM2AM_MASK, ah->paprd_ratemask); REG_RMW_FIELD(ah, AR_PHY_PAPRD_AM2PM, AR_PHY_PAPRD_AM2PM_MASK, - ah->paprd_ratemask); + am2pm_mask); REG_RMW_FIELD(ah, AR_PHY_PAPRD_HT40, AR_PHY_PAPRD_HT40_MASK, ah->paprd_ratemask_ht40); @@ -782,6 +786,102 @@ int ar9003_paprd_setup_gain_table(struct ath_hw *ah, int chain) } EXPORT_SYMBOL(ar9003_paprd_setup_gain_table); +static bool ar9003_paprd_retrain_pa_in(struct ath_hw *ah, + struct ath9k_hw_cal_data *caldata, + int chain) +{ + u32 *pa_in = caldata->pa_table[chain]; + int capdiv_offset, quick_drop_offset; + int capdiv2g, quick_drop; + int count = 0; + int i; + + if (!AR_SREV_9485(ah) && !AR_SREV_9330(ah)) + return false; + + capdiv2g = REG_READ_FIELD(ah, AR_PHY_65NM_CH0_TXRF3, + AR_PHY_65NM_CH0_TXRF3_CAPDIV2G); + + quick_drop = REG_READ_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, + AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP); + + if (quick_drop) + quick_drop -= 0x40; + + for (i = 0; i < NUM_BIN + 1; i++) { + if (pa_in[i] == 1400) + count++; + } + + if (AR_SREV_9485(ah)) { + if (pa_in[23] < 800) { + capdiv_offset = (int)((1000 - pa_in[23] + 75) / 150); + capdiv2g += capdiv_offset; + if (capdiv2g > 7) { + capdiv2g = 7; + if (pa_in[23] < 600) { + quick_drop++; + if (quick_drop > 0) + quick_drop = 0; + } + } + } else if (pa_in[23] == 1400) { + quick_drop_offset = min_t(int, count / 3, 2); + quick_drop += quick_drop_offset; + capdiv2g += quick_drop_offset / 2; + + if (capdiv2g > 7) + capdiv2g = 7; + + if (quick_drop > 0) { + quick_drop = 0; + capdiv2g -= quick_drop_offset; + if (capdiv2g < 0) + capdiv2g = 0; + } + } else { + return false; + } + } else if (AR_SREV_9330(ah)) { + if (pa_in[23] < 1000) { + capdiv_offset = (1000 - pa_in[23]) / 100; + capdiv2g += capdiv_offset; + if (capdiv_offset > 3) { + capdiv_offset = 1; + quick_drop--; + } + + capdiv2g += capdiv_offset; + if (capdiv2g > 6) + capdiv2g = 6; + if (quick_drop < -4) + quick_drop = -4; + } else if (pa_in[23] == 1400) { + if (count > 3) { + quick_drop++; + capdiv2g -= count / 4; + if (quick_drop > -2) + quick_drop = -2; + } else { + capdiv2g--; + } + + if (capdiv2g < 0) + capdiv2g = 0; + } else { + return false; + } + } + + REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_TXRF3, + AR_PHY_65NM_CH0_TXRF3_CAPDIV2G, capdiv2g); + REG_RMW_FIELD(ah, AR_PHY_PAPRD_TRAINER_CNTL3, + AR_PHY_PAPRD_TRAINER_CNTL3_CF_PAPRD_QUICK_DROP, + quick_drop); + + return true; +} + int ar9003_paprd_create_curve(struct ath_hw *ah, struct ath9k_hw_cal_data *caldata, int chain) { @@ -817,6 +917,9 @@ int ar9003_paprd_create_curve(struct ath_hw *ah, if (!create_pa_curve(data_L, data_U, pa_table, small_signal_gain)) status = -2; + if (ar9003_paprd_retrain_pa_in(ah, caldata, chain)) + status = -EINPROGRESS; + REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1, AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 7bfbaf065a4..84d3d495686 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -625,6 +625,10 @@ #define AR_PHY_AIC_CTRL_4_B0 (AR_SM_BASE + 0x4c0) #define AR_PHY_AIC_STAT_2_B0 (AR_SM_BASE + 0x4cc) +#define AR_PHY_65NM_CH0_TXRF3 0x16048 +#define AR_PHY_65NM_CH0_TXRF3_CAPDIV2G 0x0000001e +#define AR_PHY_65NM_CH0_TXRF3_CAPDIV2G_S 1 + #define AR_PHY_65NM_CH0_SYNTH4 0x1608c #define AR_PHY_SYNTH4_LONG_SHIFT_SELECT (AR_SREV_9462(ah) ? 0x00000001 : 0x00000002) #define AR_PHY_SYNTH4_LONG_SHIFT_SELECT_S (AR_SREV_9462(ah) ? 0 : 1) diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index bacdb8fb4ef..9f83f71742a 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -341,7 +341,8 @@ void ath9k_btcoex_stop_gen_timer(struct ath_softc *sc) { struct ath_btcoex *btcoex = &sc->btcoex; - ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer); + if (btcoex->hw_timer_enabled) + ath9k_gen_timer_stop(sc->sc_ah, btcoex->no_stomp_timer); } u16 ath9k_btcoex_aggr_limit(struct ath_softc *sc, u32 max_4ms_framelen) diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 60b6a9daff7..48af40151d2 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -463,9 +463,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.spurchans[i][1] = AR_NO_SPUR; } - /* PAPRD needs some more work to be enabled */ - ah->config.paprd_disable = 1; - ah->config.rx_intr_mitigation = true; ah->config.pcieSerDesWrite = true; @@ -978,9 +975,6 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah, else imr_reg |= AR_IMR_TXOK; - if (opmode == NL80211_IFTYPE_AP) - imr_reg |= AR_IMR_MIB; - ENABLE_REGWRITE_BUFFER(ah); REG_WRITE(ah, AR_IMR, imr_reg); @@ -1778,6 +1772,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, /* Operating channel changed, reset channel calibration data */ memset(caldata, 0, sizeof(*caldata)); ath9k_init_nfcal_hist_buffer(ah, chan); + } else if (caldata) { + caldata->paprd_packet_sent = false; } ah->noise = ath9k_hw_getchan_noise(ah, chan); @@ -2502,7 +2498,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) pCap->tx_desc_len = sizeof(struct ar9003_txc); pCap->txs_len = sizeof(struct ar9003_txs); if (!ah->config.paprd_disable && - ah->eep_ops->get_eeprom(ah, EEP_PAPRD)) + ah->eep_ops->get_eeprom(ah, EEP_PAPRD) && + !AR_SREV_9462(ah)) pCap->hw_caps |= ATH9K_HW_CAP_PAPRD; } else { pCap->tx_desc_len = sizeof(struct ath_desc); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index ce7332c64ef..6599a75f01f 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -405,6 +405,7 @@ struct ath9k_hw_cal_data { int8_t iCoff; int8_t qCoff; bool rtt_done; + bool paprd_packet_sent; bool paprd_done; bool nfcal_pending; bool nfcal_interference; diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index d4549e9aac5..825a29cc931 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -254,8 +254,9 @@ void ath_paprd_calibrate(struct work_struct *work) int chain_ok = 0; int chain; int len = 1800; + int ret; - if (!caldata) + if (!caldata || !caldata->paprd_packet_sent || caldata->paprd_done) return; ath9k_ps_wakeup(sc); @@ -282,13 +283,6 @@ void ath_paprd_calibrate(struct work_struct *work) continue; chain_ok = 0; - - ath_dbg(common, CALIBRATE, - "Sending PAPRD frame for thermal measurement on chain %d\n", - chain); - if (!ath_paprd_send_frame(sc, skb, chain)) - goto fail_paprd; - ar9003_paprd_setup_gain_table(ah, chain); ath_dbg(common, CALIBRATE, @@ -302,7 +296,13 @@ void ath_paprd_calibrate(struct work_struct *work) break; } - if (ar9003_paprd_create_curve(ah, caldata, chain)) { + ret = ar9003_paprd_create_curve(ah, caldata, chain); + if (ret == -EINPROGRESS) { + ath_dbg(common, CALIBRATE, + "PAPRD curve on chain %d needs to be re-trained\n", + chain); + break; + } else if (ret) { ath_dbg(common, CALIBRATE, "PAPRD create curve failed on chain %d\n", chain); diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 2c9da6b2ecb..0d4155aec48 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2018,6 +2018,9 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb); + if (sc->sc_ah->caldata) + sc->sc_ah->caldata->paprd_packet_sent = true; + if (!(tx_flags & ATH_TX_ERROR)) /* Frame was ACKed */ tx_info->flags |= IEEE80211_TX_STAT_ACK; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c index a299d42da8e..58f89fa9c9f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c @@ -519,7 +519,7 @@ static void brcmf_usb_tx_complete(struct urb *urb) else devinfo->bus_pub.bus->dstats.tx_errors++; - dev_kfree_skb(req->skb); + brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req); @@ -540,7 +540,7 @@ static void brcmf_usb_rx_complete(struct urb *urb) devinfo->bus_pub.bus->dstats.rx_packets++; } else { devinfo->bus_pub.bus->dstats.rx_errors++; - dev_kfree_skb(skb); + brcmu_pkt_buf_free_skb(skb); brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); return; } @@ -550,13 +550,15 @@ static void brcmf_usb_rx_complete(struct urb *urb) if (brcmf_proto_hdrpull(devinfo->dev, &ifidx, skb) != 0) { brcmf_dbg(ERROR, "rx protocol error\n"); brcmu_pkt_buf_free_skb(skb); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); devinfo->bus_pub.bus->dstats.rx_errors++; } else { brcmf_rx_packet(devinfo->dev, ifidx, skb); brcmf_usb_rx_refill(devinfo, req); } } else { - dev_kfree_skb(skb); + brcmu_pkt_buf_free_skb(skb); + brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); } return; @@ -581,14 +583,13 @@ static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, usb_fill_bulk_urb(req->urb, devinfo->usbdev, devinfo->rx_pipe, skb->data, skb_tailroom(skb), brcmf_usb_rx_complete, req); - req->urb->transfer_flags |= URB_ZERO_PACKET; req->devinfo = devinfo; + brcmf_usb_enq(devinfo, &devinfo->rx_postq, req); ret = usb_submit_urb(req->urb, GFP_ATOMIC); - if (ret == 0) { - brcmf_usb_enq(devinfo, &devinfo->rx_postq, req); - } else { - dev_kfree_skb(req->skb); + if (ret) { + brcmf_usb_del_fromq(devinfo, req); + brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req); } @@ -683,23 +684,22 @@ static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb) req = brcmf_usb_deq(devinfo, &devinfo->tx_freeq); if (!req) { + brcmu_pkt_buf_free_skb(skb); brcmf_dbg(ERROR, "no req to send\n"); return -ENOMEM; } - if (!req->urb) { - brcmf_dbg(ERROR, "no urb for req %p\n", req); - return -ENOBUFS; - } req->skb = skb; req->devinfo = devinfo; usb_fill_bulk_urb(req->urb, devinfo->usbdev, devinfo->tx_pipe, skb->data, skb->len, brcmf_usb_tx_complete, req); req->urb->transfer_flags |= URB_ZERO_PACKET; + brcmf_usb_enq(devinfo, &devinfo->tx_postq, req); ret = usb_submit_urb(req->urb, GFP_ATOMIC); - if (!ret) { - brcmf_usb_enq(devinfo, &devinfo->tx_postq, req); - } else { + if (ret) { + brcmf_dbg(ERROR, "brcmf_usb_tx usb_submit_urb FAILED\n"); + brcmf_usb_del_fromq(devinfo, req); + brcmu_pkt_buf_free_skb(req->skb); req->skb = NULL; brcmf_usb_enq(devinfo, &devinfo->tx_freeq, req); } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 28c5fbb4af2..c36e9231244 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -1876,16 +1876,17 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, } if (test_bit(WL_STATUS_CONNECTED, &cfg_priv->status)) { - scb_val.val = cpu_to_le32(0); + memset(&scb_val, 0, sizeof(scb_val)); err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_RSSI, &scb_val, sizeof(struct brcmf_scb_val_le)); - if (err) + if (err) { WL_ERR("Could not get rssi (%d)\n", err); - - rssi = le32_to_cpu(scb_val.val); - sinfo->filled |= STATION_INFO_SIGNAL; - sinfo->signal = rssi; - WL_CONN("RSSI %d dBm\n", rssi); + } else { + rssi = le32_to_cpu(scb_val.val); + sinfo->filled |= STATION_INFO_SIGNAL; + sinfo->signal = rssi; + WL_CONN("RSSI %d dBm\n", rssi); + } } done: diff --git a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c index 192ad5c1fcc..a5edebeb0b4 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c @@ -1233,6 +1233,9 @@ uint brcms_reset(struct brcms_info *wl) /* dpc will not be rescheduled */ wl->resched = false; + /* inform publicly that interface is down */ + wl->pub->up = false; + return 0; } diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c index 95aa8e1683e..83324b32165 100644 --- a/drivers/net/wireless/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/ipw2x00/ipw2100.c @@ -2042,7 +2042,8 @@ static void isr_indicate_associated(struct ipw2100_priv *priv, u32 status) return; } len = ETH_ALEN; - ipw2100_get_ordinal(priv, IPW_ORD_STAT_ASSN_AP_BSSID, &bssid, &len); + ret = ipw2100_get_ordinal(priv, IPW_ORD_STAT_ASSN_AP_BSSID, bssid, + &len); if (ret) { IPW_DEBUG_INFO("failed querying ordinals at line %d\n", __LINE__); diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c index 46782f1102a..a47b306b522 100644 --- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c +++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -124,6 +124,9 @@ static ssize_t iwl_dbgfs_sram_read(struct file *file, const struct fw_img *img; size_t bufsz; + if (!iwl_is_ready_rf(priv)) + return -EAGAIN; + /* default is to dump the entire data segment */ if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { priv->dbgfs_sram_offset = 0x800000; diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index d9694c58208..4ffc18dc3a5 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -350,7 +350,7 @@ int iwl_queue_space(const struct iwl_queue *q); /***************************************************** * Error handling ******************************************************/ -int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display); +int iwl_dump_fh(struct iwl_trans *trans, char **buf); void iwl_dump_csr(struct iwl_trans *trans); /***************************************************** diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index 39a6ca1f009..d1a61ba6247 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -555,7 +555,7 @@ static void iwl_irq_handle_error(struct iwl_trans *trans) } iwl_dump_csr(trans); - iwl_dump_fh(trans, NULL, false); + iwl_dump_fh(trans, NULL); iwl_op_mode_nic_error(trans->op_mode); } diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 939c2f78df5..1e86ea2266d 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -1649,13 +1649,9 @@ static const char *get_fh_string(int cmd) #undef IWL_CMD } -int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display) +int iwl_dump_fh(struct iwl_trans *trans, char **buf) { int i; -#ifdef CONFIG_IWLWIFI_DEBUG - int pos = 0; - size_t bufsz = 0; -#endif static const u32 fh_tbl[] = { FH_RSCSR_CHNL0_STTS_WPTR_REG, FH_RSCSR_CHNL0_RBDCB_BASE_REG, @@ -1667,29 +1663,35 @@ int iwl_dump_fh(struct iwl_trans *trans, char **buf, bool display) FH_TSSR_TX_STATUS_REG, FH_TSSR_TX_ERROR_REG }; -#ifdef CONFIG_IWLWIFI_DEBUG - if (display) { - bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40; + +#ifdef CONFIG_IWLWIFI_DEBUGFS + if (buf) { + int pos = 0; + size_t bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40; + *buf = kmalloc(bufsz, GFP_KERNEL); if (!*buf) return -ENOMEM; + pos += scnprintf(*buf + pos, bufsz - pos, "FH register values:\n"); - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) { + + for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) pos += scnprintf(*buf + pos, bufsz - pos, " %34s: 0X%08x\n", get_fh_string(fh_tbl[i]), iwl_read_direct32(trans, fh_tbl[i])); - } + return pos; } #endif + IWL_ERR(trans, "FH register values:\n"); - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) { + for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) IWL_ERR(trans, " %34s: 0X%08x\n", get_fh_string(fh_tbl[i]), iwl_read_direct32(trans, fh_tbl[i])); - } + return 0; } @@ -1982,11 +1984,11 @@ static ssize_t iwl_dbgfs_fh_reg_read(struct file *file, size_t count, loff_t *ppos) { struct iwl_trans *trans = file->private_data; - char *buf; + char *buf = NULL; int pos = 0; ssize_t ret = -EFAULT; - ret = pos = iwl_dump_fh(trans, &buf, true); + ret = pos = iwl_dump_fh(trans, &buf); if (buf) { ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c index e970897f6ab..4cb234349fb 100644 --- a/drivers/net/wireless/libertas/if_sdio.c +++ b/drivers/net/wireless/libertas/if_sdio.c @@ -1326,6 +1326,11 @@ static int if_sdio_suspend(struct device *dev) mmc_pm_flag_t flags = sdio_get_host_pm_caps(func); + /* If we're powered off anyway, just let the mmc layer remove the + * card. */ + if (!lbs_iface_active(card->priv)) + return -ENOSYS; + dev_info(dev, "%s: suspend: PM flags = 0x%x\n", sdio_func_id(func), flags); diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index c68adec3cc8..565527aee0e 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -170,7 +170,20 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, cmd_code = le16_to_cpu(host_cmd->command); cmd_size = le16_to_cpu(host_cmd->size); - skb_trim(cmd_node->cmd_skb, cmd_size); + /* Adjust skb length */ + if (cmd_node->cmd_skb->len > cmd_size) + /* + * cmd_size is less than sizeof(struct host_cmd_ds_command). + * Trim off the unused portion. + */ + skb_trim(cmd_node->cmd_skb, cmd_size); + else if (cmd_node->cmd_skb->len < cmd_size) + /* + * cmd_size is larger than sizeof(struct host_cmd_ds_command) + * because we have appended custom IE TLV. Increase skb length + * accordingly. + */ + skb_put(cmd_node->cmd_skb, cmd_size - cmd_node->cmd_skb->len); do_gettimeofday(&tstamp); dev_dbg(adapter->dev, "cmd: DNLD_CMD: (%lu.%lu): %#x, act %#x, len %d," diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 8b9dbd76a25..64328af496f 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1611,6 +1611,7 @@ static int rt2400pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -1624,6 +1625,14 @@ static int rt2400pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIOCSR, ®); + rt2x00_set_field32(®, GPIOCSR_BIT8, 1); + rt2x00pci_register_write(rt2x00dev, GPIOCSR, reg); + + /* * Initialize hw specifications. */ retval = rt2400pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2400pci.h b/drivers/net/wireless/rt2x00/rt2400pci.h index d3a4a68cc43..7564ae992b7 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.h +++ b/drivers/net/wireless/rt2x00/rt2400pci.h @@ -670,6 +670,7 @@ #define GPIOCSR_BIT5 FIELD32(0x00000020) #define GPIOCSR_BIT6 FIELD32(0x00000040) #define GPIOCSR_BIT7 FIELD32(0x00000080) +#define GPIOCSR_BIT8 FIELD32(0x00000100) /* * BBPPCSR: BBP Pin control register. diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index d2cf8a4bc8b..3de0406735f 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1929,6 +1929,7 @@ static int rt2500pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -1942,6 +1943,14 @@ static int rt2500pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIOCSR, ®); + rt2x00_set_field32(®, GPIOCSR_DIR0, 1); + rt2x00pci_register_write(rt2x00dev, GPIOCSR, reg); + + /* * Initialize hw specifications. */ retval = rt2500pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 3aae36bb0a9..89fee311d8f 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -283,7 +283,7 @@ static int rt2500usb_rfkill_poll(struct rt2x00_dev *rt2x00dev) u16 reg; rt2500usb_register_read(rt2x00dev, MAC_CSR19, ®); - return rt2x00_get_field32(reg, MAC_CSR19_BIT7); + return rt2x00_get_field16(reg, MAC_CSR19_BIT7); } #ifdef CONFIG_RT2X00_LIB_LEDS @@ -1768,6 +1768,7 @@ static int rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u16 reg; /* * Allocate eeprom data. @@ -1781,6 +1782,14 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2500usb_register_read(rt2x00dev, MAC_CSR19, ®); + rt2x00_set_field16(®, MAC_CSR19_BIT8, 0); + rt2500usb_register_write(rt2x00dev, MAC_CSR19, reg); + + /* * Initialize hw specifications. */ retval = rt2500usb_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2500usb.h b/drivers/net/wireless/rt2x00/rt2500usb.h index b493306a7ee..196bd5103e4 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.h +++ b/drivers/net/wireless/rt2x00/rt2500usb.h @@ -189,14 +189,15 @@ * MAC_CSR19: GPIO control register. */ #define MAC_CSR19 0x0426 -#define MAC_CSR19_BIT0 FIELD32(0x0001) -#define MAC_CSR19_BIT1 FIELD32(0x0002) -#define MAC_CSR19_BIT2 FIELD32(0x0004) -#define MAC_CSR19_BIT3 FIELD32(0x0008) -#define MAC_CSR19_BIT4 FIELD32(0x0010) -#define MAC_CSR19_BIT5 FIELD32(0x0020) -#define MAC_CSR19_BIT6 FIELD32(0x0040) -#define MAC_CSR19_BIT7 FIELD32(0x0080) +#define MAC_CSR19_BIT0 FIELD16(0x0001) +#define MAC_CSR19_BIT1 FIELD16(0x0002) +#define MAC_CSR19_BIT2 FIELD16(0x0004) +#define MAC_CSR19_BIT3 FIELD16(0x0008) +#define MAC_CSR19_BIT4 FIELD16(0x0010) +#define MAC_CSR19_BIT5 FIELD16(0x0020) +#define MAC_CSR19_BIT6 FIELD16(0x0040) +#define MAC_CSR19_BIT7 FIELD16(0x0080) +#define MAC_CSR19_BIT8 FIELD16(0x0100) /* * MAC_CSR20: LED control register. diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index cb8c2aca54e..b93516d832f 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -4089,6 +4089,7 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, LDO_CFG0, reg); msleep(1); rt2800_register_read(rt2x00dev, LDO_CFG0, ®); + rt2x00_set_field32(®, LDO_CFG0_LDO_CORE_VLEVEL, 0); rt2x00_set_field32(®, LDO_CFG0_BGSEL, 1); rt2800_register_write(rt2x00dev, LDO_CFG0, reg); } diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 98aa426a356..4765bbd654c 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -983,6 +983,7 @@ static int rt2800pci_validate_eeprom(struct rt2x00_dev *rt2x00dev) static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -996,6 +997,14 @@ static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT2, 1); + rt2x00pci_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); + + /* * Initialize hw specifications. */ retval = rt2800_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index 6cf336595e2..6b4226b7161 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -667,8 +667,16 @@ static void rt2800usb_fill_rxdone(struct queue_entry *entry, skb_pull(entry->skb, RXINFO_DESC_SIZE); /* - * FIXME: we need to check for rx_pkt_len validity + * Check for rx_pkt_len validity. Return if invalid, leaving + * rxdesc->size zeroed out by the upper level. */ + if (unlikely(rx_pkt_len == 0 || + rx_pkt_len > entry->queue->data_size)) { + ERROR(entry->queue->rt2x00dev, + "Bad frame size %d, forcing to 0\n", rx_pkt_len); + return; + } + rxd = (__le32 *)(entry->skb->data + rx_pkt_len); /* @@ -736,6 +744,7 @@ static int rt2800usb_validate_eeprom(struct rt2x00_dev *rt2x00dev) static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -749,6 +758,14 @@ static int rt2800usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00usb_register_read(rt2x00dev, GPIO_CTRL_CFG, ®); + rt2x00_set_field32(®, GPIO_CTRL_CFG_GPIOD_BIT2, 1); + rt2x00usb_register_write(rt2x00dev, GPIO_CTRL_CFG, reg); + + /* * Initialize hw specifications. */ retval = rt2800_probe_hw_mode(rt2x00dev); @@ -1157,6 +1174,8 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x1690, 0x0744) }, { USB_DEVICE(0x1690, 0x0761) }, { USB_DEVICE(0x1690, 0x0764) }, + /* ASUS */ + { USB_DEVICE(0x0b05, 0x179d) }, /* Cisco */ { USB_DEVICE(0x167b, 0x4001) }, /* EnGenius */ @@ -1222,7 +1241,6 @@ static struct usb_device_id rt2800usb_device_table[] = { { USB_DEVICE(0x0b05, 0x1760) }, { USB_DEVICE(0x0b05, 0x1761) }, { USB_DEVICE(0x0b05, 0x1790) }, - { USB_DEVICE(0x0b05, 0x179d) }, /* AzureWave */ { USB_DEVICE(0x13d3, 0x3262) }, { USB_DEVICE(0x13d3, 0x3284) }, diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index a6b88bd4a1a..3f07e36f462 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -629,7 +629,7 @@ void rt2x00lib_rxdone(struct queue_entry *entry, gfp_t gfp) */ if (unlikely(rxdesc.size == 0 || rxdesc.size > entry->queue->data_size)) { - WARNING(rt2x00dev, "Wrong frame size %d max %d.\n", + ERROR(rt2x00dev, "Wrong frame size %d max %d.\n", rxdesc.size, entry->queue->data_size); dev_kfree_skb(entry->skb); goto renew_skb; diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 3f7bc5cadf9..b8ec9616392 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2832,6 +2832,7 @@ static int rt61pci_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Disable power saving. @@ -2850,6 +2851,14 @@ static int rt61pci_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00pci_register_read(rt2x00dev, MAC_CSR13, ®); + rt2x00_set_field32(®, MAC_CSR13_BIT13, 1); + rt2x00pci_register_write(rt2x00dev, MAC_CSR13, reg); + + /* * Initialize hw specifications. */ retval = rt61pci_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt61pci.h b/drivers/net/wireless/rt2x00/rt61pci.h index e3cd6db76b0..8f3da5a5676 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.h +++ b/drivers/net/wireless/rt2x00/rt61pci.h @@ -372,6 +372,7 @@ struct hw_pairwise_ta_entry { #define MAC_CSR13_BIT10 FIELD32(0x00000400) #define MAC_CSR13_BIT11 FIELD32(0x00000800) #define MAC_CSR13_BIT12 FIELD32(0x00001000) +#define MAC_CSR13_BIT13 FIELD32(0x00002000) /* * MAC_CSR14: LED control register. diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index ba6e434b859..248436c13ce 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2177,6 +2177,7 @@ static int rt73usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; + u32 reg; /* * Allocate eeprom data. @@ -2190,6 +2191,14 @@ static int rt73usb_probe_hw(struct rt2x00_dev *rt2x00dev) return retval; /* + * Enable rfkill polling by setting GPIO direction of the + * rfkill switch GPIO pin correctly. + */ + rt2x00usb_register_read(rt2x00dev, MAC_CSR13, ®); + rt2x00_set_field32(®, MAC_CSR13_BIT15, 0); + rt2x00usb_register_write(rt2x00dev, MAC_CSR13, reg); + + /* * Initialize hw specifications. */ retval = rt73usb_probe_hw_mode(rt2x00dev); diff --git a/drivers/net/wireless/rt2x00/rt73usb.h b/drivers/net/wireless/rt2x00/rt73usb.h index 9f6b470414d..df1cc116b83 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.h +++ b/drivers/net/wireless/rt2x00/rt73usb.h @@ -282,6 +282,9 @@ struct hw_pairwise_ta_entry { #define MAC_CSR13_BIT10 FIELD32(0x00000400) #define MAC_CSR13_BIT11 FIELD32(0x00000800) #define MAC_CSR13_BIT12 FIELD32(0x00001000) +#define MAC_CSR13_BIT13 FIELD32(0x00002000) +#define MAC_CSR13_BIT14 FIELD32(0x00004000) +#define MAC_CSR13_BIT15 FIELD32(0x00008000) /* * MAC_CSR14: LED control register. diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 30899901aef..650f79a1f2b 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -57,8 +57,7 @@ static const struct ethtool_ops xennet_ethtool_ops; struct netfront_cb { - struct page *page; - unsigned offset; + int pull_to; }; #define NETFRONT_SKB_CB(skb) ((struct netfront_cb *)((skb)->cb)) @@ -867,15 +866,9 @@ static int handle_incoming_queue(struct net_device *dev, struct sk_buff *skb; while ((skb = __skb_dequeue(rxq)) != NULL) { - struct page *page = NETFRONT_SKB_CB(skb)->page; - void *vaddr = page_address(page); - unsigned offset = NETFRONT_SKB_CB(skb)->offset; - - memcpy(skb->data, vaddr + offset, - skb_headlen(skb)); + int pull_to = NETFRONT_SKB_CB(skb)->pull_to; - if (page != skb_frag_page(&skb_shinfo(skb)->frags[0])) - __free_page(page); + __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); /* Ethernet work: Delayed to here as it peeks the header. */ skb->protocol = eth_type_trans(skb, dev); @@ -913,7 +906,6 @@ static int xennet_poll(struct napi_struct *napi, int budget) struct sk_buff_head errq; struct sk_buff_head tmpq; unsigned long flags; - unsigned int len; int err; spin_lock(&np->rx_lock); @@ -955,24 +947,13 @@ err: } } - NETFRONT_SKB_CB(skb)->page = - skb_frag_page(&skb_shinfo(skb)->frags[0]); - NETFRONT_SKB_CB(skb)->offset = rx->offset; - - len = rx->status; - if (len > RX_COPY_THRESHOLD) - len = RX_COPY_THRESHOLD; - skb_put(skb, len); + NETFRONT_SKB_CB(skb)->pull_to = rx->status; + if (NETFRONT_SKB_CB(skb)->pull_to > RX_COPY_THRESHOLD) + NETFRONT_SKB_CB(skb)->pull_to = RX_COPY_THRESHOLD; - if (rx->status > len) { - skb_shinfo(skb)->frags[0].page_offset = - rx->offset + len; - skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx->status - len); - skb->data_len = rx->status - len; - } else { - __skb_fill_page_desc(skb, 0, NULL, 0, 0); - skb_shinfo(skb)->nr_frags = 0; - } + skb_shinfo(skb)->frags[0].page_offset = rx->offset; + skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx->status); + skb->data_len = rx->status; i = xennet_fill_frags(np, skb, &tmpq); @@ -999,7 +980,7 @@ err: * receive throughout using the standard receive * buffer size was cut by 25%(!!!). */ - skb->truesize += skb->data_len - (RX_COPY_THRESHOLD - len); + skb->truesize += skb->data_len - RX_COPY_THRESHOLD; skb->len += skb->data_len; if (rx->flags & XEN_NETRXF_csum_blank) diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 5270f1a9932..d6fd6b6d9d4 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -280,8 +280,12 @@ static long local_pci_probe(void *_ddi) { struct drv_dev_and_id *ddi = _ddi; struct device *dev = &ddi->dev->dev; + struct device *parent = dev->parent; int rc; + /* The parent bridge must be in active state when probing */ + if (parent) + pm_runtime_get_sync(parent); /* Unbound PCI devices are always set to disabled and suspended. * During probe, the device is set to enabled and active and the * usage count is incremented. If the driver supports runtime PM, @@ -298,6 +302,8 @@ static long local_pci_probe(void *_ddi) pm_runtime_set_suspended(dev); pm_runtime_put_noidle(dev); } + if (parent) + pm_runtime_put(parent); return rc; } diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 6869009c739..02d107b1528 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -458,6 +458,40 @@ boot_vga_show(struct device *dev, struct device_attribute *attr, char *buf) } struct device_attribute vga_attr = __ATTR_RO(boot_vga); +static void +pci_config_pm_runtime_get(struct pci_dev *pdev) +{ + struct device *dev = &pdev->dev; + struct device *parent = dev->parent; + + if (parent) + pm_runtime_get_sync(parent); + pm_runtime_get_noresume(dev); + /* + * pdev->current_state is set to PCI_D3cold during suspending, + * so wait until suspending completes + */ + pm_runtime_barrier(dev); + /* + * Only need to resume devices in D3cold, because config + * registers are still accessible for devices suspended but + * not in D3cold. + */ + if (pdev->current_state == PCI_D3cold) + pm_runtime_resume(dev); +} + +static void +pci_config_pm_runtime_put(struct pci_dev *pdev) +{ + struct device *dev = &pdev->dev; + struct device *parent = dev->parent; + + pm_runtime_put(dev); + if (parent) + pm_runtime_put_sync(parent); +} + static ssize_t pci_read_config(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, @@ -484,6 +518,8 @@ pci_read_config(struct file *filp, struct kobject *kobj, size = count; } + pci_config_pm_runtime_get(dev); + if ((off & 1) && size) { u8 val; pci_user_read_config_byte(dev, off, &val); @@ -529,6 +565,8 @@ pci_read_config(struct file *filp, struct kobject *kobj, --size; } + pci_config_pm_runtime_put(dev); + return count; } @@ -549,6 +587,8 @@ pci_write_config(struct file* filp, struct kobject *kobj, count = size; } + pci_config_pm_runtime_get(dev); + if ((off & 1) && size) { pci_user_write_config_byte(dev, off, data[off - init_off]); off++; @@ -587,6 +627,8 @@ pci_write_config(struct file* filp, struct kobject *kobj, --size; } + pci_config_pm_runtime_put(dev); + return count; } diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f3ea977a5b1..ab4bf5a4c2f 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1941,6 +1941,7 @@ void pci_pm_init(struct pci_dev *dev) dev->pm_cap = pm; dev->d3_delay = PCI_PM_D3_WAIT; dev->d3cold_delay = PCI_PM_D3COLD_WAIT; + dev->d3cold_allowed = true; dev->d1_support = false; dev->d2_support = false; diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index 3a7eefcb270..e76b44777db 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -140,9 +140,17 @@ static int pcie_port_runtime_resume(struct device *dev) { return 0; } + +static int pcie_port_runtime_idle(struct device *dev) +{ + /* Delay for a short while to prevent too frequent suspend/resume */ + pm_schedule_suspend(dev, 10); + return -EBUSY; +} #else #define pcie_port_runtime_suspend NULL #define pcie_port_runtime_resume NULL +#define pcie_port_runtime_idle NULL #endif static const struct dev_pm_ops pcie_portdrv_pm_ops = { @@ -155,6 +163,7 @@ static const struct dev_pm_ops pcie_portdrv_pm_ops = { .resume_noirq = pcie_port_resume_noirq, .runtime_suspend = pcie_port_runtime_suspend, .runtime_resume = pcie_port_runtime_resume, + .runtime_idle = pcie_port_runtime_idle, }; #define PCIE_PORTDRV_PM_OPS (&pcie_portdrv_pm_ops) @@ -200,6 +209,11 @@ static int __devinit pcie_portdrv_probe(struct pci_dev *dev, return status; pci_save_state(dev); + /* + * D3cold may not work properly on some PCIe port, so disable + * it by default. + */ + dev->d3cold_allowed = false; if (!pci_match_id(port_runtime_pm_black_list, dev)) pm_runtime_put_noidle(&dev->dev); diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 6c143b4497c..9f8a6b79a8e 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -144,15 +144,13 @@ static inline unsigned long decode_bar(struct pci_dev *dev, u32 bar) case PCI_BASE_ADDRESS_MEM_TYPE_32: break; case PCI_BASE_ADDRESS_MEM_TYPE_1M: - dev_info(&dev->dev, "1M mem BAR treated as 32-bit BAR\n"); + /* 1M mem BAR treated as 32-bit BAR */ break; case PCI_BASE_ADDRESS_MEM_TYPE_64: flags |= IORESOURCE_MEM_64; break; default: - dev_warn(&dev->dev, - "mem unknown type %x treated as 32-bit BAR\n", - mem_type); + /* mem unknown type treated as 32-bit BAR */ break; } return flags; @@ -173,9 +171,11 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, u32 l, sz, mask; u16 orig_cmd; struct pci_bus_region region; + bool bar_too_big = false, bar_disabled = false; mask = type ? PCI_ROM_ADDRESS_MASK : ~0; + /* No printks while decoding is disabled! */ if (!dev->mmio_always_on) { pci_read_config_word(dev, PCI_COMMAND, &orig_cmd); pci_write_config_word(dev, PCI_COMMAND, @@ -240,8 +240,7 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, goto fail; if ((sizeof(resource_size_t) < 8) && (sz64 > 0x100000000ULL)) { - dev_err(&dev->dev, "reg %x: can't handle 64-bit BAR\n", - pos); + bar_too_big = true; goto fail; } @@ -252,12 +251,11 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, region.start = 0; region.end = sz64; pcibios_bus_to_resource(dev, res, ®ion); + bar_disabled = true; } else { region.start = l64; region.end = l64 + sz64; pcibios_bus_to_resource(dev, res, ®ion); - dev_printk(KERN_DEBUG, &dev->dev, "reg %x: %pR\n", - pos, res); } } else { sz = pci_size(l, sz, mask); @@ -268,18 +266,23 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, region.start = l; region.end = l + sz; pcibios_bus_to_resource(dev, res, ®ion); - - dev_printk(KERN_DEBUG, &dev->dev, "reg %x: %pR\n", pos, res); } - out: + goto out; + + +fail: + res->flags = 0; +out: if (!dev->mmio_always_on) pci_write_config_word(dev, PCI_COMMAND, orig_cmd); + if (bar_too_big) + dev_err(&dev->dev, "reg %x: can't handle 64-bit BAR\n", pos); + if (res->flags && !bar_disabled) + dev_printk(KERN_DEBUG, &dev->dev, "reg %x: %pR\n", pos, res); + return (res->flags & IORESOURCE_MEM_64) ? 1 : 0; - fail: - res->flags = 0; - goto out; } static void pci_read_bases(struct pci_dev *dev, unsigned int howmany, int rom) diff --git a/drivers/pinctrl/pinctrl-tegra.c b/drivers/pinctrl/pinctrl-tegra.c index ae52e4e5d09..729b686c3ad 100644 --- a/drivers/pinctrl/pinctrl-tegra.c +++ b/drivers/pinctrl/pinctrl-tegra.c @@ -30,8 +30,6 @@ #include <linux/pinctrl/pinconf.h> #include <linux/slab.h> -#include <mach/pinconf-tegra.h> - #include "core.h" #include "pinctrl-tegra.h" diff --git a/drivers/pinctrl/pinctrl-tegra.h b/drivers/pinctrl/pinctrl-tegra.h index 705c007a38c..62e380965c6 100644 --- a/drivers/pinctrl/pinctrl-tegra.h +++ b/drivers/pinctrl/pinctrl-tegra.h @@ -16,6 +16,50 @@ #ifndef __PINMUX_TEGRA_H__ #define __PINMUX_TEGRA_H__ +enum tegra_pinconf_param { + /* argument: tegra_pinconf_pull */ + TEGRA_PINCONF_PARAM_PULL, + /* argument: tegra_pinconf_tristate */ + TEGRA_PINCONF_PARAM_TRISTATE, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_ENABLE_INPUT, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_OPEN_DRAIN, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_LOCK, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_IORESET, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_HIGH_SPEED_MODE, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_SCHMITT, + /* argument: Boolean */ + TEGRA_PINCONF_PARAM_LOW_POWER_MODE, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_DRIVE_DOWN_STRENGTH, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_DRIVE_UP_STRENGTH, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_SLEW_RATE_FALLING, + /* argument: Integer, range is HW-dependant */ + TEGRA_PINCONF_PARAM_SLEW_RATE_RISING, +}; + +enum tegra_pinconf_pull { + TEGRA_PINCONFIG_PULL_NONE, + TEGRA_PINCONFIG_PULL_DOWN, + TEGRA_PINCONFIG_PULL_UP, +}; + +enum tegra_pinconf_tristate { + TEGRA_PINCONFIG_DRIVEN, + TEGRA_PINCONFIG_TRISTATE, +}; + +#define TEGRA_PINCONF_PACK(_param_, _arg_) ((_param_) << 16 | (_arg_)) +#define TEGRA_PINCONF_UNPACK_PARAM(_conf_) ((_conf_) >> 16) +#define TEGRA_PINCONF_UNPACK_ARG(_conf_) ((_conf_) & 0xffff) + /** * struct tegra_function - Tegra pinctrl mux function * @name: The name of the function, exported to pinctrl core. diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index 3782e1cd369..934d861a323 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -2196,10 +2196,8 @@ static int __init acer_wmi_init(void) interface->capability &= ~ACER_CAP_BRIGHTNESS; pr_info("Brightness must be controlled by acpi video driver\n"); } else { -#ifdef CONFIG_ACPI_VIDEO pr_info("Disabling ACPI video driver\n"); acpi_video_unregister(); -#endif } if (wmi_has_guid(WMID_GUID3)) { diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c index dfb1a92ce94..db8f63841b4 100644 --- a/drivers/platform/x86/apple-gmux.c +++ b/drivers/platform/x86/apple-gmux.c @@ -101,7 +101,7 @@ static void gmux_pio_write32(struct apple_gmux_data *gmux_data, int port, for (i = 0; i < 4; i++) { tmpval = (val >> (i * 8)) & 0xff; - outb(tmpval, port + i); + outb(tmpval, gmux_data->iostart + port + i); } } @@ -142,8 +142,9 @@ static u8 gmux_index_read8(struct apple_gmux_data *gmux_data, int port) u8 val; mutex_lock(&gmux_data->index_lock); - outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); gmux_index_wait_ready(gmux_data); + outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); + gmux_index_wait_complete(gmux_data); val = inb(gmux_data->iostart + GMUX_PORT_VALUE); mutex_unlock(&gmux_data->index_lock); @@ -166,8 +167,9 @@ static u32 gmux_index_read32(struct apple_gmux_data *gmux_data, int port) u32 val; mutex_lock(&gmux_data->index_lock); - outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); gmux_index_wait_ready(gmux_data); + outb((port & 0xff), gmux_data->iostart + GMUX_PORT_READ); + gmux_index_wait_complete(gmux_data); val = inl(gmux_data->iostart + GMUX_PORT_VALUE); mutex_unlock(&gmux_data->index_lock); @@ -461,18 +463,22 @@ static int __devinit gmux_probe(struct pnp_dev *pnp, ver_release = gmux_read8(gmux_data, GMUX_PORT_VERSION_RELEASE); if (ver_major == 0xff && ver_minor == 0xff && ver_release == 0xff) { if (gmux_is_indexed(gmux_data)) { + u32 version; mutex_init(&gmux_data->index_lock); gmux_data->indexed = true; + version = gmux_read32(gmux_data, + GMUX_PORT_VERSION_MAJOR); + ver_major = (version >> 24) & 0xff; + ver_minor = (version >> 16) & 0xff; + ver_release = (version >> 8) & 0xff; } else { pr_info("gmux device not present\n"); ret = -ENODEV; goto err_release; } - pr_info("Found indexed gmux\n"); - } else { - pr_info("Found gmux version %d.%d.%d\n", ver_major, ver_minor, - ver_release); } + pr_info("Found gmux version %d.%d.%d [%s]\n", ver_major, ver_minor, + ver_release, (gmux_data->indexed ? "indexed" : "classic")); memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_PLATFORM; @@ -505,9 +511,7 @@ static int __devinit gmux_probe(struct pnp_dev *pnp, * Disable the other backlight choices. */ acpi_video_dmi_promote_vendor(); -#if defined (CONFIG_ACPI_VIDEO) || defined (CONFIG_ACPI_VIDEO_MODULE) acpi_video_unregister(); -#endif apple_bl_unregister(); gmux_data->power_state = VGA_SWITCHEROO_ON; @@ -593,9 +597,7 @@ static void __devexit gmux_remove(struct pnp_dev *pnp) kfree(gmux_data); acpi_video_dmi_demote_vendor(); -#if defined (CONFIG_ACPI_VIDEO) || defined (CONFIG_ACPI_VIDEO_MODULE) acpi_video_register(); -#endif apple_bl_register(); } diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c index e38f91be0b1..4b568df5664 100644 --- a/drivers/platform/x86/asus-laptop.c +++ b/drivers/platform/x86/asus-laptop.c @@ -85,7 +85,7 @@ static char *wled_type = "unknown"; static char *bled_type = "unknown"; module_param(wled_type, charp, 0444); -MODULE_PARM_DESC(wlan_status, "Set the wled type on boot " +MODULE_PARM_DESC(wled_type, "Set the wled type on boot " "(unknown, led or rfkill). " "default is unknown"); @@ -863,9 +863,9 @@ static ssize_t show_infos(struct device *dev, * The significance of others is yet to be found. * If we don't find the method, we assume the device are present. */ - rv = acpi_evaluate_integer(asus->handle, "HRWS", NULL, &temp); + rv = acpi_evaluate_integer(asus->handle, "HWRS", NULL, &temp); if (!ACPI_FAILURE(rv)) - len += sprintf(page + len, "HRWS value : %#x\n", + len += sprintf(page + len, "HWRS value : %#x\n", (uint) temp); /* * Another value for userspace: the ASYM method returns 0x02 for @@ -1751,9 +1751,9 @@ static int asus_laptop_get_info(struct asus_laptop *asus) * The significance of others is yet to be found. */ status = - acpi_evaluate_integer(asus->handle, "HRWS", NULL, &hwrs_result); + acpi_evaluate_integer(asus->handle, "HWRS", NULL, &hwrs_result); if (!ACPI_FAILURE(status)) - pr_notice(" HRWS returned %x", (int)hwrs_result); + pr_notice(" HWRS returned %x", (int)hwrs_result); if (!acpi_check_handle(asus->handle, METHOD_WL_STATUS, NULL)) asus->have_rsts = true; diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 2eb9fe8e8ef..c0e9ff489b2 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -47,9 +47,7 @@ #include <linux/thermal.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> -#ifdef CONFIG_ACPI_VIDEO #include <acpi/video.h> -#endif #include "asus-wmi.h" @@ -1704,10 +1702,8 @@ static int asus_wmi_add(struct platform_device *pdev) if (asus->driver->quirks->wmi_backlight_power) acpi_video_dmi_promote_vendor(); if (!acpi_video_backlight_support()) { -#ifdef CONFIG_ACPI_VIDEO pr_info("Disabling ACPI video driver\n"); acpi_video_unregister(); -#endif err = asus_wmi_backlight_init(asus); if (err && err != -ENODEV) goto fail_backlight; diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index dab91b48d22..5ca264179f4 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -610,12 +610,12 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc, acpi_handle handle) if (!bus) { pr_warn("Unable to find PCI bus 1?\n"); - goto out_unlock; + goto out_put_dev; } if (pci_bus_read_config_dword(bus, 0, PCI_VENDOR_ID, &l)) { pr_err("Unable to read PCI config space?\n"); - goto out_unlock; + goto out_put_dev; } absent = (l == 0xffffffff); @@ -627,7 +627,7 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc, acpi_handle handle) absent ? "absent" : "present"); pr_warn("skipped wireless hotplug as probably " "inappropriate for this model\n"); - goto out_unlock; + goto out_put_dev; } if (!blocked) { @@ -635,7 +635,7 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc, acpi_handle handle) if (dev) { /* Device already present */ pci_dev_put(dev); - goto out_unlock; + goto out_put_dev; } dev = pci_scan_single_device(bus, 0); if (dev) { @@ -650,6 +650,8 @@ static void eeepc_rfkill_hotplug(struct eeepc_laptop *eeepc, acpi_handle handle) pci_dev_put(dev); } } +out_put_dev: + pci_dev_put(port); } out_unlock: diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c index c1ca7bcebb6..dd90d15f521 100644 --- a/drivers/platform/x86/samsung-laptop.c +++ b/drivers/platform/x86/samsung-laptop.c @@ -26,9 +26,7 @@ #include <linux/seq_file.h> #include <linux/debugfs.h> #include <linux/ctype.h> -#ifdef CONFIG_ACPI_VIDEO #include <acpi/video.h> -#endif /* * This driver is needed because a number of Samsung laptops do not hook @@ -1558,9 +1556,7 @@ static int __init samsung_init(void) samsung->handle_backlight = false; } else if (samsung->quirks->broken_acpi_video) { pr_info("Disabling ACPI video driver\n"); -#ifdef CONFIG_ACPI_VIDEO acpi_video_unregister(); -#endif } #endif diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 80e37794931..52daaa816e5 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -545,7 +545,7 @@ TPACPI_HANDLE(hkey, ec, "\\_SB.HKEY", /* 600e/x, 770e, 770x */ */ static int acpi_evalf(acpi_handle handle, - void *res, char *method, char *fmt, ...) + int *res, char *method, char *fmt, ...) { char *fmt0 = fmt; struct acpi_object_list params; @@ -606,7 +606,7 @@ static int acpi_evalf(acpi_handle handle, success = (status == AE_OK && out_obj.type == ACPI_TYPE_INTEGER); if (success && res) - *(int *)res = out_obj.integer.value; + *res = out_obj.integer.value; break; case 'v': /* void */ success = status == AE_OK; @@ -7386,17 +7386,18 @@ static int fan_get_status(u8 *status) * Add TPACPI_FAN_RD_ACPI_FANS ? */ switch (fan_status_access_mode) { - case TPACPI_FAN_RD_ACPI_GFAN: + case TPACPI_FAN_RD_ACPI_GFAN: { /* 570, 600e/x, 770e, 770x */ + int res; - if (unlikely(!acpi_evalf(gfan_handle, &s, NULL, "d"))) + if (unlikely(!acpi_evalf(gfan_handle, &res, NULL, "d"))) return -EIO; if (likely(status)) - *status = s & 0x07; + *status = res & 0x07; break; - + } case TPACPI_FAN_RD_TPEC: /* all except 570, 600e/x, 770e, 770x */ if (unlikely(!acpi_ec_read(fan_status_offset, &s))) diff --git a/drivers/pwm/pwm-tiecap.c b/drivers/pwm/pwm-tiecap.c index 0b66d0f2592..4b6688909fe 100644 --- a/drivers/pwm/pwm-tiecap.c +++ b/drivers/pwm/pwm-tiecap.c @@ -100,6 +100,13 @@ static int ecap_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, writel(period_cycles, pc->mmio_base + CAP3); } + if (!test_bit(PWMF_ENABLED, &pwm->flags)) { + reg_val = readw(pc->mmio_base + ECCTL2); + /* Disable APWM mode to put APWM output Low */ + reg_val &= ~ECCTL2_APWM_MODE; + writew(reg_val, pc->mmio_base + ECCTL2); + } + pm_runtime_put_sync(pc->chip.dev); return 0; } diff --git a/drivers/pwm/pwm-tiehrpwm.c b/drivers/pwm/pwm-tiehrpwm.c index c3756d1be19..b1996bcd5b7 100644 --- a/drivers/pwm/pwm-tiehrpwm.c +++ b/drivers/pwm/pwm-tiehrpwm.c @@ -104,6 +104,7 @@ struct ehrpwm_pwm_chip { struct pwm_chip chip; unsigned int clk_rate; void __iomem *mmio_base; + unsigned long period_cycles[NUM_PWM_CHANNEL]; }; static inline struct ehrpwm_pwm_chip *to_ehrpwm_pwm_chip(struct pwm_chip *chip) @@ -210,6 +211,7 @@ static int ehrpwm_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, unsigned long long c; unsigned long period_cycles, duty_cycles; unsigned short ps_divval, tb_divval; + int i; if (period_ns < 0 || duty_ns < 0 || period_ns > NSEC_PER_SEC) return -ERANGE; @@ -229,6 +231,28 @@ static int ehrpwm_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, duty_cycles = (unsigned long)c; } + /* + * Period values should be same for multiple PWM channels as IP uses + * same period register for multiple channels. + */ + for (i = 0; i < NUM_PWM_CHANNEL; i++) { + if (pc->period_cycles[i] && + (pc->period_cycles[i] != period_cycles)) { + /* + * Allow channel to reconfigure period if no other + * channels being configured. + */ + if (i == pwm->hwpwm) + continue; + + dev_err(chip->dev, "Period value conflicts with channel %d\n", + i); + return -EINVAL; + } + } + + pc->period_cycles[pwm->hwpwm] = period_cycles; + /* Configure clock prescaler to support Low frequency PWM wave */ if (set_prescale_div(period_cycles/PERIOD_MAX, &ps_divval, &tb_divval)) { @@ -320,10 +344,15 @@ static void ehrpwm_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) static void ehrpwm_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) { + struct ehrpwm_pwm_chip *pc = to_ehrpwm_pwm_chip(chip); + if (test_bit(PWMF_ENABLED, &pwm->flags)) { dev_warn(chip->dev, "Removing PWM device without disabling\n"); pm_runtime_put_sync(chip->dev); } + + /* set period value to zero on free */ + pc->period_cycles[pwm->hwpwm] = 0; } static const struct pwm_ops ehrpwm_pwm_ops = { diff --git a/drivers/regulator/tps65217-regulator.c b/drivers/regulator/tps65217-regulator.c index 6caa222af77..ab00cab905b 100644 --- a/drivers/regulator/tps65217-regulator.c +++ b/drivers/regulator/tps65217-regulator.c @@ -22,6 +22,7 @@ #include <linux/err.h> #include <linux/platform_device.h> +#include <linux/regulator/of_regulator.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/mfd/tps65217.h> @@ -281,37 +282,130 @@ static const struct regulator_desc regulators[] = { NULL), }; +#ifdef CONFIG_OF +static struct of_regulator_match reg_matches[] = { + { .name = "dcdc1", .driver_data = (void *)TPS65217_DCDC_1 }, + { .name = "dcdc2", .driver_data = (void *)TPS65217_DCDC_2 }, + { .name = "dcdc3", .driver_data = (void *)TPS65217_DCDC_3 }, + { .name = "ldo1", .driver_data = (void *)TPS65217_LDO_1 }, + { .name = "ldo2", .driver_data = (void *)TPS65217_LDO_2 }, + { .name = "ldo3", .driver_data = (void *)TPS65217_LDO_3 }, + { .name = "ldo4", .driver_data = (void *)TPS65217_LDO_4 }, +}; + +static struct tps65217_board *tps65217_parse_dt(struct platform_device *pdev) +{ + struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent); + struct device_node *node = tps->dev->of_node; + struct tps65217_board *pdata; + struct device_node *regs; + int i, count; + + regs = of_find_node_by_name(node, "regulators"); + if (!regs) + return NULL; + + count = of_regulator_match(pdev->dev.parent, regs, + reg_matches, TPS65217_NUM_REGULATOR); + of_node_put(regs); + if ((count < 0) || (count > TPS65217_NUM_REGULATOR)) + return NULL; + + pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); + if (!pdata) + return NULL; + + for (i = 0; i < count; i++) { + if (!reg_matches[i].init_data || !reg_matches[i].of_node) + continue; + + pdata->tps65217_init_data[i] = reg_matches[i].init_data; + pdata->of_node[i] = reg_matches[i].of_node; + } + + return pdata; +} +#else +static struct tps65217_board *tps65217_parse_dt(struct platform_device *pdev) +{ + return NULL; +} +#endif + static int __devinit tps65217_regulator_probe(struct platform_device *pdev) { + struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent); + struct tps65217_board *pdata = dev_get_platdata(tps->dev); + struct regulator_init_data *reg_data; struct regulator_dev *rdev; - struct tps65217 *tps; - struct tps_info *info = &tps65217_pmic_regs[pdev->id]; struct regulator_config config = { }; + int i, ret; - /* Already set by core driver */ - tps = dev_to_tps65217(pdev->dev.parent); - tps->info[pdev->id] = info; + if (tps->dev->of_node) + pdata = tps65217_parse_dt(pdev); - config.dev = &pdev->dev; - config.of_node = pdev->dev.of_node; - config.init_data = pdev->dev.platform_data; - config.driver_data = tps; + if (!pdata) { + dev_err(&pdev->dev, "Platform data not found\n"); + return -EINVAL; + } - rdev = regulator_register(®ulators[pdev->id], &config); - if (IS_ERR(rdev)) - return PTR_ERR(rdev); + if (tps65217_chip_id(tps) != TPS65217) { + dev_err(&pdev->dev, "Invalid tps chip version\n"); + return -ENODEV; + } - platform_set_drvdata(pdev, rdev); + platform_set_drvdata(pdev, tps); + for (i = 0; i < TPS65217_NUM_REGULATOR; i++) { + + reg_data = pdata->tps65217_init_data[i]; + + /* + * Regulator API handles empty constraints but not NULL + * constraints + */ + if (!reg_data) + continue; + + /* Register the regulators */ + tps->info[i] = &tps65217_pmic_regs[i]; + + config.dev = tps->dev; + config.init_data = reg_data; + config.driver_data = tps; + config.regmap = tps->regmap; + if (tps->dev->of_node) + config.of_node = pdata->of_node[i]; + + rdev = regulator_register(®ulators[i], &config); + if (IS_ERR(rdev)) { + dev_err(tps->dev, "failed to register %s regulator\n", + pdev->name); + ret = PTR_ERR(rdev); + goto err_unregister_regulator; + } + + /* Save regulator for cleanup */ + tps->rdev[i] = rdev; + } return 0; + +err_unregister_regulator: + while (--i >= 0) + regulator_unregister(tps->rdev[i]); + + return ret; } static int __devexit tps65217_regulator_remove(struct platform_device *pdev) { - struct regulator_dev *rdev = platform_get_drvdata(pdev); + struct tps65217 *tps = platform_get_drvdata(pdev); + unsigned int i; + + for (i = 0; i < TPS65217_NUM_REGULATOR; i++) + regulator_unregister(tps->rdev[i]); platform_set_drvdata(pdev, NULL); - regulator_unregister(rdev); return 0; } diff --git a/drivers/regulator/tps6586x-regulator.c b/drivers/regulator/tps6586x-regulator.c index 19241fc3005..82125269b66 100644 --- a/drivers/regulator/tps6586x-regulator.c +++ b/drivers/regulator/tps6586x-regulator.c @@ -162,6 +162,9 @@ static struct regulator_ops tps6586x_regulator_ops = { .disable = tps6586x_regulator_disable, }; +static struct regulator_ops tps6586x_sys_regulator_ops = { +}; + static const unsigned int tps6586x_ldo0_voltages[] = { 1200000, 1500000, 1800000, 2500000, 2700000, 2850000, 3100000, 3300000, }; @@ -230,15 +233,28 @@ static const unsigned int tps6586x_dvm_voltages[] = { TPS6586X_REGULATOR_DVM_GOREG(goreg, gobit) \ } +#define TPS6586X_SYS_REGULATOR() \ +{ \ + .desc = { \ + .supply_name = "sys", \ + .name = "REG-SYS", \ + .ops = &tps6586x_sys_regulator_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = TPS6586X_ID_SYS, \ + .owner = THIS_MODULE, \ + }, \ +} + static struct tps6586x_regulator tps6586x_regulator[] = { + TPS6586X_SYS_REGULATOR(), TPS6586X_LDO(LDO_0, "vinldo01", ldo0, SUPPLYV1, 5, 3, ENC, 0, END, 0), TPS6586X_LDO(LDO_3, "vinldo23", ldo, SUPPLYV4, 0, 3, ENC, 2, END, 2), - TPS6586X_LDO(LDO_5, NULL, ldo, SUPPLYV6, 0, 3, ENE, 6, ENE, 6), + TPS6586X_LDO(LDO_5, "REG-SYS", ldo, SUPPLYV6, 0, 3, ENE, 6, ENE, 6), TPS6586X_LDO(LDO_6, "vinldo678", ldo, SUPPLYV3, 0, 3, ENC, 4, END, 4), TPS6586X_LDO(LDO_7, "vinldo678", ldo, SUPPLYV3, 3, 3, ENC, 5, END, 5), TPS6586X_LDO(LDO_8, "vinldo678", ldo, SUPPLYV2, 5, 3, ENC, 6, END, 6), TPS6586X_LDO(LDO_9, "vinldo9", ldo, SUPPLYV6, 3, 3, ENE, 7, ENE, 7), - TPS6586X_LDO(LDO_RTC, NULL, ldo, SUPPLYV4, 3, 3, V4, 7, V4, 7), + TPS6586X_LDO(LDO_RTC, "REG-SYS", ldo, SUPPLYV4, 3, 3, V4, 7, V4, 7), TPS6586X_LDO(LDO_1, "vinldo01", dvm, SUPPLYV1, 0, 5, ENC, 1, END, 1), TPS6586X_LDO(SM_2, "vin-sm2", sm2, SUPPLYV2, 0, 5, ENC, 7, END, 7), diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c index 831868904e0..1dd61f402b0 100644 --- a/drivers/rtc/rtc-at91sam9.c +++ b/drivers/rtc/rtc-at91sam9.c @@ -58,6 +58,7 @@ struct sam9_rtc { struct rtc_device *rtcdev; u32 imr; void __iomem *gpbr; + int irq; }; #define rtt_readl(rtc, field) \ @@ -292,7 +293,7 @@ static int __devinit at91_rtc_probe(struct platform_device *pdev) { struct resource *r, *r_gpbr; struct sam9_rtc *rtc; - int ret; + int ret, irq; u32 mr; r = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -302,10 +303,18 @@ static int __devinit at91_rtc_probe(struct platform_device *pdev) return -ENODEV; } + irq = platform_get_irq(pdev, 0); + if (irq < 0) { + dev_err(&pdev->dev, "failed to get interrupt resource\n"); + return irq; + } + rtc = kzalloc(sizeof *rtc, GFP_KERNEL); if (!rtc) return -ENOMEM; + rtc->irq = irq; + /* platform setup code should have handled this; sigh */ if (!device_can_wakeup(&pdev->dev)) device_init_wakeup(&pdev->dev, 1); @@ -345,11 +354,10 @@ static int __devinit at91_rtc_probe(struct platform_device *pdev) } /* register irq handler after we know what name we'll use */ - ret = request_irq(AT91_ID_SYS, at91_rtc_interrupt, - IRQF_SHARED, + ret = request_irq(rtc->irq, at91_rtc_interrupt, IRQF_SHARED, dev_name(&rtc->rtcdev->dev), rtc); if (ret) { - dev_dbg(&pdev->dev, "can't share IRQ %d?\n", AT91_ID_SYS); + dev_dbg(&pdev->dev, "can't share IRQ %d?\n", rtc->irq); rtc_device_unregister(rtc->rtcdev); goto fail_register; } @@ -386,7 +394,7 @@ static int __devexit at91_rtc_remove(struct platform_device *pdev) /* disable all interrupts */ rtt_writel(rtc, MR, mr & ~(AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN)); - free_irq(AT91_ID_SYS, rtc); + free_irq(rtc->irq, rtc); rtc_device_unregister(rtc->rtcdev); @@ -423,7 +431,7 @@ static int at91_rtc_suspend(struct platform_device *pdev, rtc->imr = mr & (AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN); if (rtc->imr) { if (device_may_wakeup(&pdev->dev) && (mr & AT91_RTT_ALMIEN)) { - enable_irq_wake(AT91_ID_SYS); + enable_irq_wake(rtc->irq); /* don't let RTTINC cause wakeups */ if (mr & AT91_RTT_RTTINCIEN) rtt_writel(rtc, MR, mr & ~AT91_RTT_RTTINCIEN); @@ -441,7 +449,7 @@ static int at91_rtc_resume(struct platform_device *pdev) if (rtc->imr) { if (device_may_wakeup(&pdev->dev)) - disable_irq_wake(AT91_ID_SYS); + disable_irq_wake(rtc->irq); mr = rtt_readl(rtc, MR); rtt_writel(rtc, MR, mr | rtc->imr); } diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index dc27598785e..ed38454228c 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -4066,7 +4066,6 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&instance->cmd_pool_lock); spin_lock_init(&instance->hba_lock); spin_lock_init(&instance->completion_lock); - spin_lock_init(&poll_aen_lock); mutex_init(&instance->aen_mutex); mutex_init(&instance->reset_mutex); @@ -5392,6 +5391,8 @@ static int __init megasas_init(void) printk(KERN_INFO "megasas: %s %s\n", MEGASAS_VERSION, MEGASAS_EXT_VERSION); + spin_lock_init(&poll_aen_lock); + support_poll_for_event = 2; support_device_change = 1; diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 9d46fcbe775..b25757d1e91 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -2424,10 +2424,13 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) } /* command line tunables for max controller queue depth */ - if (max_queue_depth != -1) - max_request_credit = (max_queue_depth < facts->RequestCredit) - ? max_queue_depth : facts->RequestCredit; - else + if (max_queue_depth != -1 && max_queue_depth != 0) { + max_request_credit = min_t(u16, max_queue_depth + + ioc->hi_priority_depth + ioc->internal_depth, + facts->RequestCredit); + if (max_request_credit > MAX_HBA_QUEUE_DEPTH) + max_request_credit = MAX_HBA_QUEUE_DEPTH; + } else max_request_credit = min_t(u16, facts->RequestCredit, MAX_HBA_QUEUE_DEPTH); @@ -2502,7 +2505,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) /* set the scsi host can_queue depth * with some internal commands that could be outstanding */ - ioc->shost->can_queue = ioc->scsiio_depth - (2); + ioc->shost->can_queue = ioc->scsiio_depth; dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scsi host: " "can_queue depth (%d)\n", ioc->name, ioc->shost->can_queue)); diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 4a6381c8725..de2337f255a 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -42,6 +42,8 @@ #include <trace/events/scsi.h> +static void scsi_eh_done(struct scsi_cmnd *scmd); + #define SENSE_TIMEOUT (10*HZ) /* @@ -241,6 +243,14 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) if (! scsi_command_normalize_sense(scmd, &sshdr)) return FAILED; /* no valid sense data */ + if (scmd->cmnd[0] == TEST_UNIT_READY && scmd->scsi_done != scsi_eh_done) + /* + * nasty: for mid-layer issued TURs, we need to return the + * actual sense data without any recovery attempt. For eh + * issued ones, we need to try to recover and interpret + */ + return SUCCESS; + if (scsi_sense_is_deferred(&sshdr)) return NEEDS_RETRY; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index ffd77739ae3..faa790fba13 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -776,7 +776,6 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) } if (req->cmd_type == REQ_TYPE_BLOCK_PC) { /* SG_IO ioctl from block level */ - req->errors = result; if (result) { if (sense_valid && req->sense) { /* @@ -792,6 +791,10 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) if (!sense_deferred) error = __scsi_error_from_host_byte(cmd, result); } + /* + * __scsi_error_from_host_byte may have reset the host_byte + */ + req->errors = cmd->result; req->resid_len = scsi_get_resid(cmd); diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 56a93794c47..d947ffc20ce 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -764,6 +764,16 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result, sdev->model = (char *) (sdev->inquiry + 16); sdev->rev = (char *) (sdev->inquiry + 32); + if (strncmp(sdev->vendor, "ATA ", 8) == 0) { + /* + * sata emulation layer device. This is a hack to work around + * the SATL power management specifications which state that + * when the SATL detects the device has gone into standby + * mode, it shall respond with NOT READY. + */ + sdev->allow_restart = 1; + } + if (*bflags & BLIST_ISROM) { sdev->type = TYPE_ROM; sdev->removable = 1; diff --git a/drivers/staging/android/android_alarm.h b/drivers/staging/android/android_alarm.h index d0cafd63719..f2ffd963f1c 100644 --- a/drivers/staging/android/android_alarm.h +++ b/drivers/staging/android/android_alarm.h @@ -51,10 +51,12 @@ enum android_alarm_return_flags { #define ANDROID_ALARM_WAIT _IO('a', 1) #define ALARM_IOW(c, type, size) _IOW('a', (c) | ((type) << 4), size) +#define ALARM_IOR(c, type, size) _IOR('a', (c) | ((type) << 4), size) + /* Set alarm */ #define ANDROID_ALARM_SET(type) ALARM_IOW(2, type, struct timespec) #define ANDROID_ALARM_SET_AND_WAIT(type) ALARM_IOW(3, type, struct timespec) -#define ANDROID_ALARM_GET_TIME(type) ALARM_IOW(4, type, struct timespec) +#define ANDROID_ALARM_GET_TIME(type) ALARM_IOR(4, type, struct timespec) #define ANDROID_ALARM_SET_RTC _IOW('a', 5, struct timespec) #define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0))) #define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4) diff --git a/drivers/staging/comedi/drivers/amplc_dio200.c b/drivers/staging/comedi/drivers/amplc_dio200.c index 6c81e377262..cc8931fde83 100644 --- a/drivers/staging/comedi/drivers/amplc_dio200.c +++ b/drivers/staging/comedi/drivers/amplc_dio200.c @@ -1412,6 +1412,13 @@ static int __devinit dio200_attach_pci(struct comedi_device *dev, dev_err(dev->class_dev, "BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in dio200_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via dio200_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return dio200_pci_common_attach(dev, pci_dev); } diff --git a/drivers/staging/comedi/drivers/amplc_pc236.c b/drivers/staging/comedi/drivers/amplc_pc236.c index aabba9886b7..f5028790303 100644 --- a/drivers/staging/comedi/drivers/amplc_pc236.c +++ b/drivers/staging/comedi/drivers/amplc_pc236.c @@ -565,6 +565,13 @@ static int __devinit pc236_attach_pci(struct comedi_device *dev, dev_err(dev->class_dev, "BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in pc236_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via pc236_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return pc236_pci_common_attach(dev, pci_dev); } diff --git a/drivers/staging/comedi/drivers/amplc_pc263.c b/drivers/staging/comedi/drivers/amplc_pc263.c index 40ec1ffebba..8191c4e28e0 100644 --- a/drivers/staging/comedi/drivers/amplc_pc263.c +++ b/drivers/staging/comedi/drivers/amplc_pc263.c @@ -298,6 +298,13 @@ static int __devinit pc263_attach_pci(struct comedi_device *dev, dev_err(dev->class_dev, "BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in pc263_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via pc263_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return pc263_pci_common_attach(dev, pci_dev); } diff --git a/drivers/staging/comedi/drivers/amplc_pci224.c b/drivers/staging/comedi/drivers/amplc_pci224.c index 4e17f13e57f..8bf109e7bb0 100644 --- a/drivers/staging/comedi/drivers/amplc_pci224.c +++ b/drivers/staging/comedi/drivers/amplc_pci224.c @@ -1503,6 +1503,13 @@ pci224_attach_pci(struct comedi_device *dev, struct pci_dev *pci_dev) DRIVER_NAME ": BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in pci224_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via pci224_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return pci224_attach_common(dev, pci_dev, NULL); } diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c index 1b67d0c61fa..66e74bd1226 100644 --- a/drivers/staging/comedi/drivers/amplc_pci230.c +++ b/drivers/staging/comedi/drivers/amplc_pci230.c @@ -2925,6 +2925,13 @@ static int __devinit pci230_attach_pci(struct comedi_device *dev, "amplc_pci230: BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in pci230_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via pci230_attach() + * has been removed. + */ + pci_dev_get(pci_dev); return pci230_attach_common(dev, pci_dev); } diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index 874e02e4766..67a914a10b5 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -378,7 +378,7 @@ das08jr_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, int chan; lsb = data[0] & 0xff; - msb = (data[0] >> 8) & 0xf; + msb = (data[0] >> 8) & 0xff; chan = CR_CHAN(insn->chanspec); @@ -623,7 +623,7 @@ static const struct das08_board_struct das08_boards[] = { .ai = das08_ai_rinsn, .ai_nbits = 16, .ai_pg = das08_pg_none, - .ai_encoding = das08_encode12, + .ai_encoding = das08_encode16, .ao = das08jr_ao_winsn, .ao_nbits = 16, .di = das08jr_di_rbits, @@ -922,6 +922,13 @@ das08_attach_pci(struct comedi_device *dev, struct pci_dev *pdev) dev_err(dev->class_dev, "BUG! cannot determine board type!\n"); return -EINVAL; } + /* + * Need to 'get' the PCI device to match the 'put' in das08_detach(). + * TODO: Remove the pci_dev_get() and matching pci_dev_put() once + * support for manual attachment of PCI devices via das08_attach() + * has been removed. + */ + pci_dev_get(pdev); return das08_pci_attach_common(dev, pdev); } diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c index 18d108fd967..f3da59063ed 100644 --- a/drivers/staging/iio/accel/lis3l02dq_ring.c +++ b/drivers/staging/iio/accel/lis3l02dq_ring.c @@ -121,8 +121,10 @@ static int lis3l02dq_get_buffer_element(struct iio_dev *indio_dev, if (rx_array == NULL) return -ENOMEM; ret = lis3l02dq_read_all(indio_dev, rx_array); - if (ret < 0) + if (ret < 0) { + kfree(rx_array); return ret; + } for (i = 0; i < scan_count; i++) data[i] = combine_8_to_16(rx_array[i*4+1], rx_array[i*4+3]); diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c index 095837285f4..19a064d649e 100644 --- a/drivers/staging/iio/adc/ad7192.c +++ b/drivers/staging/iio/adc/ad7192.c @@ -647,6 +647,8 @@ static ssize_t ad7192_write_frequency(struct device *dev, ret = strict_strtoul(buf, 10, &lval); if (ret) return ret; + if (lval == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); if (iio_buffer_enabled(indio_dev)) { diff --git a/drivers/staging/iio/gyro/adis16260_core.c b/drivers/staging/iio/gyro/adis16260_core.c index 93aa431287a..eb8e9d69efd 100644 --- a/drivers/staging/iio/gyro/adis16260_core.c +++ b/drivers/staging/iio/gyro/adis16260_core.c @@ -195,6 +195,8 @@ static ssize_t adis16260_write_frequency(struct device *dev, ret = strict_strtol(buf, 10, &val); if (ret) return ret; + if (val == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); if (spi_get_device_id(st->us)) { diff --git a/drivers/staging/iio/imu/adis16400_core.c b/drivers/staging/iio/imu/adis16400_core.c index 1f4c17779b5..a618327e06e 100644 --- a/drivers/staging/iio/imu/adis16400_core.c +++ b/drivers/staging/iio/imu/adis16400_core.c @@ -234,6 +234,8 @@ static ssize_t adis16400_write_frequency(struct device *dev, ret = strict_strtol(buf, 10, &val); if (ret) return ret; + if (val == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); diff --git a/drivers/staging/iio/meter/ade7753.c b/drivers/staging/iio/meter/ade7753.c index f04ece7fbc2..3ccff189f25 100644 --- a/drivers/staging/iio/meter/ade7753.c +++ b/drivers/staging/iio/meter/ade7753.c @@ -425,6 +425,8 @@ static ssize_t ade7753_write_frequency(struct device *dev, ret = strict_strtol(buf, 10, &val); if (ret) return ret; + if (val == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); diff --git a/drivers/staging/iio/meter/ade7754.c b/drivers/staging/iio/meter/ade7754.c index 6cee28a5e87..abb1e9c8d09 100644 --- a/drivers/staging/iio/meter/ade7754.c +++ b/drivers/staging/iio/meter/ade7754.c @@ -445,6 +445,8 @@ static ssize_t ade7754_write_frequency(struct device *dev, ret = strict_strtol(buf, 10, &val); if (ret) return ret; + if (val == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); diff --git a/drivers/staging/iio/meter/ade7759.c b/drivers/staging/iio/meter/ade7759.c index b3f7e0fa961..eb0a2a98f38 100644 --- a/drivers/staging/iio/meter/ade7759.c +++ b/drivers/staging/iio/meter/ade7759.c @@ -385,6 +385,8 @@ static ssize_t ade7759_write_frequency(struct device *dev, ret = strict_strtol(buf, 10, &val); if (ret) return ret; + if (val == 0) + return -EINVAL; mutex_lock(&indio_dev->mlock); diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c index 695ea35f75b..d0a7e408efe 100644 --- a/drivers/staging/nvec/nvec.c +++ b/drivers/staging/nvec/nvec.c @@ -837,7 +837,7 @@ static int __devinit tegra_nvec_probe(struct platform_device *pdev) } ret = mfd_add_devices(nvec->dev, -1, nvec_devices, - ARRAY_SIZE(nvec_devices), base, 0); + ARRAY_SIZE(nvec_devices), base, 0, NULL); if (ret) dev_err(nvec->dev, "error adding subdevices\n"); diff --git a/drivers/staging/omapdrm/omap_connector.c b/drivers/staging/omapdrm/omap_connector.c index 5e2856c0e0b..55e9c865585 100644 --- a/drivers/staging/omapdrm/omap_connector.c +++ b/drivers/staging/omapdrm/omap_connector.c @@ -48,13 +48,20 @@ static inline void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->vsync_end = mode->vsync_start + timings->vsw; mode->vtotal = mode->vsync_end + timings->vbp; - /* note: whether or not it is interlaced, +/- h/vsync, etc, - * which should be set in the mode flags, is not exposed in - * the omap_video_timings struct.. but hdmi driver tracks - * those separately so all we have to have to set the mode - * is the way to recover these timings values, and the - * omap_dss_driver would do the rest. - */ + mode->flags = 0; + + if (timings->interlace) + mode->flags |= DRM_MODE_FLAG_INTERLACE; + + if (timings->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH) + mode->flags |= DRM_MODE_FLAG_PHSYNC; + else + mode->flags |= DRM_MODE_FLAG_NHSYNC; + + if (timings->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH) + mode->flags |= DRM_MODE_FLAG_PVSYNC; + else + mode->flags |= DRM_MODE_FLAG_NVSYNC; } static inline void copy_timings_drm_to_omap(struct omap_video_timings *timings, @@ -71,6 +78,22 @@ static inline void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->vfp = mode->vsync_start - mode->vdisplay; timings->vsw = mode->vsync_end - mode->vsync_start; timings->vbp = mode->vtotal - mode->vsync_end; + + timings->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); + + if (mode->flags & DRM_MODE_FLAG_PHSYNC) + timings->hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + else + timings->hsync_level = OMAPDSS_SIG_ACTIVE_LOW; + + if (mode->flags & DRM_MODE_FLAG_PVSYNC) + timings->vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + else + timings->vsync_level = OMAPDSS_SIG_ACTIVE_LOW; + + timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; + timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH; + timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES; } static void omap_connector_dpms(struct drm_connector *connector, int mode) @@ -187,7 +210,7 @@ static int omap_connector_get_modes(struct drm_connector *connector) } } else { struct drm_display_mode *mode = drm_mode_create(dev); - struct omap_video_timings timings; + struct omap_video_timings timings = {0}; dssdrv->get_timings(dssdev, &timings); @@ -291,7 +314,7 @@ void omap_connector_mode_set(struct drm_connector *connector, struct omap_connector *omap_connector = to_omap_connector(connector); struct omap_dss_device *dssdev = omap_connector->dssdev; struct omap_dss_driver *dssdrv = dssdev->driver; - struct omap_video_timings timings; + struct omap_video_timings timings = {0}; copy_timings_drm_to_omap(&timings, mode); diff --git a/drivers/staging/ozwpan/ozcdev.c b/drivers/staging/ozwpan/ozcdev.c index d9832194580..758ce0a8d82 100644 --- a/drivers/staging/ozwpan/ozcdev.c +++ b/drivers/staging/ozwpan/ozcdev.c @@ -8,6 +8,7 @@ #include <linux/cdev.h> #include <linux/uaccess.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/poll.h> #include <linux/sched.h> #include "ozconfig.h" @@ -213,7 +214,7 @@ static int oz_set_active_pd(u8 *addr) if (old_pd) oz_pd_put(old_pd); } else { - if (!memcmp(addr, "\0\0\0\0\0\0", sizeof(addr))) { + if (is_zero_ether_addr(addr)) { spin_lock_bh(&g_cdev.lock); pd = g_cdev.active_pd; g_cdev.active_pd = 0; diff --git a/drivers/staging/rtl8712/recv_linux.c b/drivers/staging/rtl8712/recv_linux.c index 0e26d5f6cf2..495ee1205e0 100644 --- a/drivers/staging/rtl8712/recv_linux.c +++ b/drivers/staging/rtl8712/recv_linux.c @@ -117,13 +117,8 @@ void r8712_recv_indicatepkt(struct _adapter *padapter, if (skb == NULL) goto _recv_indicatepkt_drop; skb->data = precv_frame->u.hdr.rx_data; -#ifdef NET_SKBUFF_DATA_USES_OFFSET - skb->tail = (sk_buff_data_t)(precv_frame->u.hdr.rx_tail - - precv_frame->u.hdr.rx_head); -#else - skb->tail = (sk_buff_data_t)precv_frame->u.hdr.rx_tail; -#endif skb->len = precv_frame->u.hdr.len; + skb_set_tail_pointer(skb, skb->len); if ((pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1)) skb->ip_summed = CHECKSUM_UNNECESSARY; else diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index e4bdf2a2b58..3aa895ec650 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -200,7 +200,7 @@ s_vProcessRxMACHeader ( } else if (!compare_ether_addr(pbyRxBuffer, &pDevice->abySNAP_RFC1042[0])) { cbHeaderSize += 6; pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize); - if ((*pwType == cpu_to_le16(ETH_P_IPX)) || + if ((*pwType == cpu_to_be16(ETH_P_IPX)) || (*pwType == cpu_to_le16(0xF380))) { cbHeaderSize -= 8; pwType = (PWORD) (pbyRxBufferAddr + cbHeaderSize); diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index bb464527fc1..b6e04e7b629 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -1699,7 +1699,7 @@ s_bPacketToWirelessUsb( // 802.1H if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { if (pDevice->dwDiagRefCount == 0) { - if ((psEthHeader->wType == cpu_to_le16(ETH_P_IPX)) || + if ((psEthHeader->wType == cpu_to_be16(ETH_P_IPX)) || (psEthHeader->wType == cpu_to_le16(0xF380))) { memcpy((PBYTE) (pbyPayloadHead), abySNAP_Bridgetunnel, 6); @@ -2838,10 +2838,10 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) Packet_Type = skb->data[ETH_HLEN+1]; Descriptor_type = skb->data[ETH_HLEN+1+1+2]; Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]); - if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) { - /* 802.1x OR eapol-key challenge frame transfer */ - if (((Protocol_Version == 1) || (Protocol_Version == 2)) && - (Packet_Type == 3)) { + if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { + /* 802.1x OR eapol-key challenge frame transfer */ + if (((Protocol_Version == 1) || (Protocol_Version == 2)) && + (Packet_Type == 3)) { bTxeapol_key = TRUE; if(!(Key_info & BIT3) && //WPA or RSN group-key challenge (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key @@ -2987,19 +2987,19 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) } } - if (pDevice->sTxEthHeader.wType == cpu_to_le16(ETH_P_PAE)) { - if (pDevice->byBBType != BB_TYPE_11A) { - pDevice->wCurrentRate = RATE_1M; - pDevice->byACKRate = RATE_1M; - pDevice->byTopCCKBasicRate = RATE_1M; - pDevice->byTopOFDMBasicRate = RATE_6M; - } else { - pDevice->wCurrentRate = RATE_6M; - pDevice->byACKRate = RATE_6M; - pDevice->byTopCCKBasicRate = RATE_1M; - pDevice->byTopOFDMBasicRate = RATE_6M; - } - } + if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { + if (pDevice->byBBType != BB_TYPE_11A) { + pDevice->wCurrentRate = RATE_1M; + pDevice->byACKRate = RATE_1M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } else { + pDevice->wCurrentRate = RATE_6M; + pDevice->byACKRate = RATE_6M; + pDevice->byTopCCKBasicRate = RATE_1M; + pDevice->byTopOFDMBasicRate = RATE_6M; + } + } DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n", @@ -3015,7 +3015,7 @@ int nsDMA_tx_packet(PSDevice pDevice, unsigned int uDMAIdx, struct sk_buff *skb) if (bNeedEncryption == TRUE) { DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType)); - if ((pDevice->sTxEthHeader.wType) == cpu_to_le16(ETH_P_PAE)) { + if ((pDevice->sTxEthHeader.wType) == cpu_to_be16(ETH_P_PAE)) { bNeedEncryption = FALSE; DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType)); if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index fabff4d650e..0970127344e 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -327,9 +327,9 @@ int prism2_get_station(struct wiphy *wiphy, struct net_device *dev, return result; } -int prism2_scan(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_scan_request *request) +int prism2_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request) { + struct net_device *dev = request->wdev->netdev; struct prism2_wiphy_private *priv = wiphy_priv(wiphy); wlandevice_t *wlandev = dev->ml_priv; struct p80211msg_dot11req_scan msg1; diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c index c214977b4ab..52b43b7b83d 100644 --- a/drivers/staging/zcache/zcache-main.c +++ b/drivers/staging/zcache/zcache-main.c @@ -1251,13 +1251,12 @@ static int zcache_pampd_get_data_and_free(char *data, size_t *bufsize, bool raw, void *pampd, struct tmem_pool *pool, struct tmem_oid *oid, uint32_t index) { - int ret = 0; - BUG_ON(!is_ephemeral(pool)); - zbud_decompress((struct page *)(data), pampd); + if (zbud_decompress((struct page *)(data), pampd) < 0) + return -EINVAL; zbud_free_and_delist((struct zbud_hdr *)pampd); atomic_dec(&zcache_curr_eph_pampd_count); - return ret; + return 0; } /* diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index 0694d9b1bce..6aba4395e8d 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -221,6 +221,7 @@ static int iscsi_login_zero_tsih_s1( { struct iscsi_session *sess = NULL; struct iscsi_login_req *pdu = (struct iscsi_login_req *)buf; + int ret; sess = kzalloc(sizeof(struct iscsi_session), GFP_KERNEL); if (!sess) { @@ -257,9 +258,17 @@ static int iscsi_login_zero_tsih_s1( return -ENOMEM; } spin_lock(&sess_idr_lock); - idr_get_new(&sess_idr, NULL, &sess->session_index); + ret = idr_get_new(&sess_idr, NULL, &sess->session_index); spin_unlock(&sess_idr_lock); + if (ret < 0) { + pr_err("idr_get_new() for sess_idr failed\n"); + iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR, + ISCSI_LOGIN_STATUS_NO_RESOURCES); + kfree(sess); + return -ENOMEM; + } + sess->creation_time = get_jiffies_64(); spin_lock_init(&sess->session_stats_lock); /* diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index 91799973081..41641ba5482 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -218,6 +218,13 @@ int target_emulate_set_target_port_groups(struct se_cmd *cmd) cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; return -EINVAL; } + if (cmd->data_length < 4) { + pr_warn("SET TARGET PORT GROUPS parameter list length %u too" + " small\n", cmd->data_length); + cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST; + return -EINVAL; + } + buf = transport_kmap_data_sg(cmd); /* diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index cf2c66f3c11..9fc9a6006ca 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -669,6 +669,13 @@ int target_report_luns(struct se_cmd *se_cmd) unsigned char *buf; u32 lun_count = 0, offset = 8, i; + if (se_cmd->data_length < 16) { + pr_warn("REPORT LUNS allocation length %u too small\n", + se_cmd->data_length); + se_cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD; + return -EINVAL; + } + buf = transport_kmap_data_sg(se_cmd); if (!buf) return -ENOMEM; diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 76db75e836e..9ba495477fd 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -325,17 +325,30 @@ static int iblock_execute_unmap(struct se_cmd *cmd) struct iblock_dev *ibd = dev->dev_ptr; unsigned char *buf, *ptr = NULL; sector_t lba; - int size = cmd->data_length; + int size; u32 range; int ret = 0; int dl, bd_dl; + if (cmd->data_length < 8) { + pr_warn("UNMAP parameter list length %u too small\n", + cmd->data_length); + cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST; + return -EINVAL; + } + buf = transport_kmap_data_sg(cmd); dl = get_unaligned_be16(&buf[0]); bd_dl = get_unaligned_be16(&buf[2]); - size = min(size - 8, bd_dl); + size = cmd->data_length - 8; + if (bd_dl > size) + pr_warn("UNMAP parameter list length %u too small, ignoring bd_dl %u\n", + cmd->data_length, bd_dl); + else + size = bd_dl; + if (size / 16 > dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count) { cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST; ret = -EINVAL; diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 1e946502c37..956c84c6b66 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -1540,6 +1540,14 @@ static int core_scsi3_decode_spec_i_port( tidh_new->dest_local_nexus = 1; list_add_tail(&tidh_new->dest_list, &tid_dest_list); + if (cmd->data_length < 28) { + pr_warn("SPC-PR: Received PR OUT parameter list" + " length too small: %u\n", cmd->data_length); + cmd->scsi_sense_reason = TCM_INVALID_PARAMETER_LIST; + ret = -EINVAL; + goto out; + } + buf = transport_kmap_data_sg(cmd); /* * For a PERSISTENT RESERVE OUT specify initiator ports payload, diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 5552fa7426b..9d7ce3daa26 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -667,7 +667,8 @@ static void pscsi_free_device(void *p) kfree(pdv); } -static int pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg) +static void pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg, + unsigned char *sense_buffer) { struct pscsi_dev_virt *pdv = cmd->se_dev->dev_ptr; struct scsi_device *sd = pdv->pdv_sd; @@ -679,7 +680,7 @@ static int pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg) * not been allocated because TCM is handling the emulation directly. */ if (!pt) - return 0; + return; cdb = &pt->pscsi_cdb[0]; result = pt->pscsi_result; @@ -687,11 +688,11 @@ static int pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg) * Hack to make sure that Write-Protect modepage is set if R/O mode is * forced. */ + if (!cmd->se_deve || !cmd->data_length) + goto after_mode_sense; + if (((cdb[0] == MODE_SENSE) || (cdb[0] == MODE_SENSE_10)) && (status_byte(result) << 1) == SAM_STAT_GOOD) { - if (!cmd->se_deve) - goto after_mode_sense; - if (cmd->se_deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY) { unsigned char *buf = transport_kmap_data_sg(cmd); @@ -708,7 +709,7 @@ static int pscsi_transport_complete(struct se_cmd *cmd, struct scatterlist *sg) } after_mode_sense: - if (sd->type != TYPE_TAPE) + if (sd->type != TYPE_TAPE || !cmd->data_length) goto after_mode_select; /* @@ -750,10 +751,10 @@ after_mode_sense: } after_mode_select: - if (status_byte(result) & CHECK_CONDITION) - return 1; - - return 0; + if (sense_buffer && (status_byte(result) & CHECK_CONDITION)) { + memcpy(sense_buffer, pt->pscsi_sense, TRANSPORT_SENSE_BUFFER); + cmd->se_cmd_flags |= SCF_TRANSPORT_TASK_SENSE; + } } enum { @@ -1184,13 +1185,6 @@ fail: return -ENOMEM; } -static unsigned char *pscsi_get_sense_buffer(struct se_cmd *cmd) -{ - struct pscsi_plugin_task *pt = cmd->priv; - - return pt->pscsi_sense; -} - /* pscsi_get_device_rev(): * * @@ -1273,7 +1267,6 @@ static struct se_subsystem_api pscsi_template = { .check_configfs_dev_params = pscsi_check_configfs_dev_params, .set_configfs_dev_params = pscsi_set_configfs_dev_params, .show_configfs_dev_params = pscsi_show_configfs_dev_params, - .get_sense_buffer = pscsi_get_sense_buffer, .get_device_rev = pscsi_get_device_rev, .get_device_type = pscsi_get_device_type, .get_blocks = pscsi_get_blocks, diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index 4c861de538c..388a922c8f6 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -877,9 +877,11 @@ static int spc_emulate_modesense(struct se_cmd *cmd) static int spc_emulate_request_sense(struct se_cmd *cmd) { unsigned char *cdb = cmd->t_task_cdb; - unsigned char *buf; + unsigned char *rbuf; u8 ua_asc = 0, ua_ascq = 0; - int err = 0; + unsigned char buf[SE_SENSE_BUF]; + + memset(buf, 0, SE_SENSE_BUF); if (cdb[1] & 0x01) { pr_err("REQUEST_SENSE description emulation not" @@ -888,20 +890,21 @@ static int spc_emulate_request_sense(struct se_cmd *cmd) return -ENOSYS; } - buf = transport_kmap_data_sg(cmd); - - if (!core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq)) { + rbuf = transport_kmap_data_sg(cmd); + if (cmd->scsi_sense_reason != 0) { + /* + * Out of memory. We will fail with CHECK CONDITION, so + * we must not clear the unit attention condition. + */ + target_complete_cmd(cmd, CHECK_CONDITION); + return 0; + } else if (!core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq)) { /* * CURRENT ERROR, UNIT ATTENTION */ buf[0] = 0x70; buf[SPC_SENSE_KEY_OFFSET] = UNIT_ATTENTION; - if (cmd->data_length < 18) { - buf[7] = 0x00; - err = -EINVAL; - goto end; - } /* * The Additional Sense Code (ASC) from the UNIT ATTENTION */ @@ -915,11 +918,6 @@ static int spc_emulate_request_sense(struct se_cmd *cmd) buf[0] = 0x70; buf[SPC_SENSE_KEY_OFFSET] = NO_SENSE; - if (cmd->data_length < 18) { - buf[7] = 0x00; - err = -EINVAL; - goto end; - } /* * NO ADDITIONAL SENSE INFORMATION */ @@ -927,8 +925,11 @@ static int spc_emulate_request_sense(struct se_cmd *cmd) buf[7] = 0x0A; } -end: - transport_kunmap_data_sg(cmd); + if (rbuf) { + memcpy(rbuf, buf, min_t(u32, sizeof(buf), cmd->data_length)); + transport_kunmap_data_sg(cmd); + } + target_complete_cmd(cmd, GOOD); return 0; } diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 4de3186dc44..269f5448839 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -567,6 +567,34 @@ static void target_complete_failure_work(struct work_struct *work) transport_generic_request_failure(cmd); } +/* + * Used when asking transport to copy Sense Data from the underlying + * Linux/SCSI struct scsi_cmnd + */ +static unsigned char *transport_get_sense_buffer(struct se_cmd *cmd) +{ + unsigned char *buffer = cmd->sense_buffer; + struct se_device *dev = cmd->se_dev; + u32 offset = 0; + + WARN_ON(!cmd->se_lun); + + if (!dev) + return NULL; + + if (cmd->se_cmd_flags & SCF_SENT_CHECK_CONDITION) + return NULL; + + offset = cmd->se_tfo->set_fabric_sense_len(cmd, TRANSPORT_SENSE_BUFFER); + + /* Automatically padded */ + cmd->scsi_sense_length = TRANSPORT_SENSE_BUFFER + offset; + + pr_debug("HBA_[%u]_PLUG[%s]: Requesting sense for SAM STATUS: 0x%02x\n", + dev->se_hba->hba_id, dev->transport->name, cmd->scsi_status); + return &buffer[offset]; +} + void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status) { struct se_device *dev = cmd->se_dev; @@ -580,11 +608,11 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status) cmd->transport_state &= ~CMD_T_BUSY; if (dev && dev->transport->transport_complete) { - if (dev->transport->transport_complete(cmd, - cmd->t_data_sg) != 0) { - cmd->se_cmd_flags |= SCF_TRANSPORT_TASK_SENSE; + dev->transport->transport_complete(cmd, + cmd->t_data_sg, + transport_get_sense_buffer(cmd)); + if (cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) success = 1; - } } /* @@ -1181,15 +1209,20 @@ int target_cmd_size_check(struct se_cmd *cmd, unsigned int size) /* Returns CHECK_CONDITION + INVALID_CDB_FIELD */ goto out_invalid_cdb_field; } - + /* + * For the overflow case keep the existing fabric provided + * ->data_length. Otherwise for the underflow case, reset + * ->data_length to the smaller SCSI expected data transfer + * length. + */ if (size > cmd->data_length) { cmd->se_cmd_flags |= SCF_OVERFLOW_BIT; cmd->residual_count = (size - cmd->data_length); } else { cmd->se_cmd_flags |= SCF_UNDERFLOW_BIT; cmd->residual_count = (cmd->data_length - size); + cmd->data_length = size; } - cmd->data_length = size; } return 0; @@ -1816,61 +1849,6 @@ execute: EXPORT_SYMBOL(target_execute_cmd); /* - * Used to obtain Sense Data from underlying Linux/SCSI struct scsi_cmnd - */ -static int transport_get_sense_data(struct se_cmd *cmd) -{ - unsigned char *buffer = cmd->sense_buffer, *sense_buffer = NULL; - struct se_device *dev = cmd->se_dev; - unsigned long flags; - u32 offset = 0; - - WARN_ON(!cmd->se_lun); - - if (!dev) - return 0; - - spin_lock_irqsave(&cmd->t_state_lock, flags); - if (cmd->se_cmd_flags & SCF_SENT_CHECK_CONDITION) { - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - return 0; - } - - if (!(cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE)) - goto out; - - if (!dev->transport->get_sense_buffer) { - pr_err("dev->transport->get_sense_buffer is NULL\n"); - goto out; - } - - sense_buffer = dev->transport->get_sense_buffer(cmd); - if (!sense_buffer) { - pr_err("ITT 0x%08x cmd %p: Unable to locate" - " sense buffer for task with sense\n", - cmd->se_tfo->get_task_tag(cmd), cmd); - goto out; - } - - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - - offset = cmd->se_tfo->set_fabric_sense_len(cmd, TRANSPORT_SENSE_BUFFER); - - memcpy(&buffer[offset], sense_buffer, TRANSPORT_SENSE_BUFFER); - - /* Automatically padded */ - cmd->scsi_sense_length = TRANSPORT_SENSE_BUFFER + offset; - - pr_debug("HBA_[%u]_PLUG[%s]: Set SAM STATUS: 0x%02x and sense\n", - dev->se_hba->hba_id, dev->transport->name, cmd->scsi_status); - return 0; - -out: - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - return -1; -} - -/* * Process all commands up to the last received ORDERED task attribute which * requires another blocking boundary */ @@ -1985,7 +1963,7 @@ static void transport_handle_queue_full( static void target_complete_ok_work(struct work_struct *work) { struct se_cmd *cmd = container_of(work, struct se_cmd, work); - int reason = 0, ret; + int ret; /* * Check if we need to move delayed/dormant tasks from cmds on the @@ -2002,23 +1980,19 @@ static void target_complete_ok_work(struct work_struct *work) schedule_work(&cmd->se_dev->qf_work_queue); /* - * Check if we need to retrieve a sense buffer from + * Check if we need to send a sense buffer from * the struct se_cmd in question. */ if (cmd->se_cmd_flags & SCF_TRANSPORT_TASK_SENSE) { - if (transport_get_sense_data(cmd) < 0) - reason = TCM_NON_EXISTENT_LUN; - - if (cmd->scsi_status) { - ret = transport_send_check_condition_and_sense( - cmd, reason, 1); - if (ret == -EAGAIN || ret == -ENOMEM) - goto queue_full; + WARN_ON(!cmd->scsi_status); + ret = transport_send_check_condition_and_sense( + cmd, 0, 1); + if (ret == -EAGAIN || ret == -ENOMEM) + goto queue_full; - transport_lun_remove_cmd(cmd); - transport_cmd_check_stop_to_fabric(cmd); - return; - } + transport_lun_remove_cmd(cmd); + transport_cmd_check_stop_to_fabric(cmd); + return; } /* * Check for a callback, used by amongst other things @@ -2216,7 +2190,6 @@ void *transport_kmap_data_sg(struct se_cmd *cmd) struct page **pages; int i; - BUG_ON(!sg); /* * We need to take into account a possible offset here for fabrics like * tcm_loop who may be using a contig buffer from the SCSI midlayer for @@ -2224,13 +2197,17 @@ void *transport_kmap_data_sg(struct se_cmd *cmd) */ if (!cmd->t_data_nents) return NULL; - else if (cmd->t_data_nents == 1) + + BUG_ON(!sg); + if (cmd->t_data_nents == 1) return kmap(sg_page(sg)) + sg->offset; /* >1 page. use vmap */ pages = kmalloc(sizeof(*pages) * cmd->t_data_nents, GFP_KERNEL); - if (!pages) + if (!pages) { + cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; return NULL; + } /* convert sg[] to pages[] */ for_each_sg(cmd->t_data_sg, sg, cmd->t_data_nents, i) { @@ -2239,8 +2216,10 @@ void *transport_kmap_data_sg(struct se_cmd *cmd) cmd->t_data_vmap = vmap(pages, cmd->t_data_nents, VM_MAP, PAGE_KERNEL); kfree(pages); - if (!cmd->t_data_vmap) + if (!cmd->t_data_vmap) { + cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; return NULL; + } return cmd->t_data_vmap + cmd->t_data_sg[0].offset; } @@ -2326,19 +2305,14 @@ int transport_generic_new_cmd(struct se_cmd *cmd) * into the fabric for data transfers, go ahead and complete it right * away. */ - if (!cmd->data_length) { + if (!cmd->data_length && + cmd->t_task_cdb[0] != REQUEST_SENSE && + cmd->se_dev->transport->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) { spin_lock_irq(&cmd->t_state_lock); cmd->t_state = TRANSPORT_COMPLETE; cmd->transport_state |= CMD_T_ACTIVE; spin_unlock_irq(&cmd->t_state_lock); - if (cmd->t_task_cdb[0] == REQUEST_SENSE) { - u8 ua_asc = 0, ua_ascq = 0; - - core_scsi3_ua_clear_for_request_sense(cmd, - &ua_asc, &ua_ascq); - } - INIT_WORK(&cmd->work, target_complete_ok_work); queue_work(target_completion_wq, &cmd->work); return 0; diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index d5c689d6217..e309e8b0aab 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -132,6 +132,7 @@ #define UCR4_OREN (1<<1) /* Receiver overrun interrupt enable */ #define UCR4_DREN (1<<0) /* Recv data ready interrupt enable */ #define UFCR_RXTL_SHF 0 /* Receiver trigger level shift */ +#define UFCR_DCEDTE (1<<6) /* DCE/DTE mode select */ #define UFCR_RFDIV (7<<7) /* Reference freq divider mask */ #define UFCR_RFDIV_REG(x) (((x) < 7 ? 6 - (x) : 6) << 7) #define UFCR_TXTL_SHF 10 /* Transmitter trigger level shift */ @@ -667,22 +668,11 @@ static void imx_break_ctl(struct uart_port *port, int break_state) static int imx_setup_ufcr(struct imx_port *sport, unsigned int mode) { unsigned int val; - unsigned int ufcr_rfdiv; - - /* set receiver / transmitter trigger level. - * RFDIV is set such way to satisfy requested uartclk value - */ - val = TXTL << 10 | RXTL; - ufcr_rfdiv = (clk_get_rate(sport->clk_per) + sport->port.uartclk / 2) - / sport->port.uartclk; - - if(!ufcr_rfdiv) - ufcr_rfdiv = 1; - - val |= UFCR_RFDIV_REG(ufcr_rfdiv); + /* set receiver / transmitter trigger level */ + val = readl(sport->port.membase + UFCR) & (UFCR_RFDIV | UFCR_DCEDTE); + val |= TXTL << UFCR_TXTL_SHF | RXTL; writel(val, sport->port.membase + UFCR); - return 0; } @@ -754,6 +744,7 @@ static int imx_startup(struct uart_port *port) } } + spin_lock_irqsave(&sport->port.lock, flags); /* * Finally, clear and enable interrupts */ @@ -807,7 +798,6 @@ static int imx_startup(struct uart_port *port) /* * Enable modem status interrupts */ - spin_lock_irqsave(&sport->port.lock,flags); imx_enable_ms(&sport->port); spin_unlock_irqrestore(&sport->port.lock,flags); @@ -837,10 +827,13 @@ static void imx_shutdown(struct uart_port *port) { struct imx_port *sport = (struct imx_port *)port; unsigned long temp; + unsigned long flags; + spin_lock_irqsave(&sport->port.lock, flags); temp = readl(sport->port.membase + UCR2); temp &= ~(UCR2_TXEN); writel(temp, sport->port.membase + UCR2); + spin_unlock_irqrestore(&sport->port.lock, flags); if (USE_IRDA(sport)) { struct imxuart_platform_data *pdata; @@ -869,12 +862,14 @@ static void imx_shutdown(struct uart_port *port) * Disable all interrupts, port and break condition. */ + spin_lock_irqsave(&sport->port.lock, flags); temp = readl(sport->port.membase + UCR1); temp &= ~(UCR1_TXMPTYEN | UCR1_RRDYEN | UCR1_RTSDEN | UCR1_UARTEN); if (USE_IRDA(sport)) temp &= ~(UCR1_IREN); writel(temp, sport->port.membase + UCR1); + spin_unlock_irqrestore(&sport->port.lock, flags); } static void @@ -1217,6 +1212,9 @@ imx_console_write(struct console *co, const char *s, unsigned int count) struct imx_port *sport = imx_ports[co->index]; struct imx_port_ucrs old_ucr; unsigned int ucr1; + unsigned long flags; + + spin_lock_irqsave(&sport->port.lock, flags); /* * First, save UCR1/2/3 and then disable interrupts @@ -1242,6 +1240,8 @@ imx_console_write(struct console *co, const char *s, unsigned int count) while (!(readl(sport->port.membase + USR2) & USR2_TXDC)); imx_port_ucrs_restore(&sport->port, &old_ucr); + + spin_unlock_irqrestore(&sport->port.lock, flags); } /* diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index c7a032a4f0c..d214448b677 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -78,8 +78,7 @@ static inline int ep_to_bit(struct ci13xxx *ci, int n) } /** - * hw_device_state: enables/disables interrupts & starts/stops device (execute - * without interruption) + * hw_device_state: enables/disables interrupts (execute without interruption) * @dma: 0 => disable, !0 => enable and set dma engine * * This function returns an error code @@ -91,9 +90,7 @@ static int hw_device_state(struct ci13xxx *ci, u32 dma) /* interrupt, error, port change, reset, sleep/suspend */ hw_write(ci, OP_USBINTR, ~0, USBi_UI|USBi_UEI|USBi_PCI|USBi_URI|USBi_SLI); - hw_write(ci, OP_USBCMD, USBCMD_RS, USBCMD_RS); } else { - hw_write(ci, OP_USBCMD, USBCMD_RS, 0); hw_write(ci, OP_USBINTR, ~0, 0); } return 0; @@ -774,10 +771,7 @@ __acquires(mEp->lock) { struct ci13xxx_req *mReq, *mReqTemp; struct ci13xxx_ep *mEpTemp = mEp; - int uninitialized_var(retval); - - if (list_empty(&mEp->qh.queue)) - return -EINVAL; + int retval = 0; list_for_each_entry_safe(mReq, mReqTemp, &mEp->qh.queue, queue) { @@ -1420,6 +1414,21 @@ static int ci13xxx_vbus_draw(struct usb_gadget *_gadget, unsigned mA) return -ENOTSUPP; } +/* Change Data+ pullup status + * this func is used by usb_gadget_connect/disconnet + */ +static int ci13xxx_pullup(struct usb_gadget *_gadget, int is_on) +{ + struct ci13xxx *ci = container_of(_gadget, struct ci13xxx, gadget); + + if (is_on) + hw_write(ci, OP_USBCMD, USBCMD_RS, USBCMD_RS); + else + hw_write(ci, OP_USBCMD, USBCMD_RS, 0); + + return 0; +} + static int ci13xxx_start(struct usb_gadget *gadget, struct usb_gadget_driver *driver); static int ci13xxx_stop(struct usb_gadget *gadget, @@ -1432,6 +1441,7 @@ static int ci13xxx_stop(struct usb_gadget *gadget, static const struct usb_gadget_ops usb_gadget_ops = { .vbus_session = ci13xxx_vbus_session, .wakeup = ci13xxx_wakeup, + .pullup = ci13xxx_pullup, .vbus_draw = ci13xxx_vbus_draw, .udc_start = ci13xxx_start, .udc_stop = ci13xxx_stop, @@ -1455,7 +1465,12 @@ static int init_eps(struct ci13xxx *ci) mEp->ep.name = mEp->name; mEp->ep.ops = &usb_ep_ops; - mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; + /* + * for ep0: maxP defined in desc, for other + * eps, maxP is set by epautoconfig() called + * by gadget layer + */ + mEp->ep.maxpacket = (unsigned short)~0; INIT_LIST_HEAD(&mEp->qh.queue); mEp->qh.ptr = dma_pool_alloc(ci->qh_pool, GFP_KERNEL, @@ -1475,6 +1490,7 @@ static int init_eps(struct ci13xxx *ci) else ci->ep0in = mEp; + mEp->ep.maxpacket = CTRL_PAYLOAD_MAX; continue; } @@ -1484,6 +1500,17 @@ static int init_eps(struct ci13xxx *ci) return retval; } +static void destroy_eps(struct ci13xxx *ci) +{ + int i; + + for (i = 0; i < ci->hw_ep_max; i++) { + struct ci13xxx_ep *mEp = &ci->ci13xxx_ep[i]; + + dma_pool_free(ci->qh_pool, mEp->qh.ptr, mEp->qh.dma); + } +} + /** * ci13xxx_start: register a gadget driver * @gadget: our gadget @@ -1691,7 +1718,7 @@ static int udc_start(struct ci13xxx *ci) if (ci->platdata->flags & CI13XXX_REQUIRE_TRANSCEIVER) { if (ci->transceiver == NULL) { retval = -ENODEV; - goto free_pools; + goto destroy_eps; } } @@ -1729,7 +1756,7 @@ static int udc_start(struct ci13xxx *ci) remove_trans: if (!IS_ERR_OR_NULL(ci->transceiver)) { - otg_set_peripheral(ci->transceiver->otg, &ci->gadget); + otg_set_peripheral(ci->transceiver->otg, NULL); if (ci->global_phy) usb_put_phy(ci->transceiver); } @@ -1742,6 +1769,8 @@ unreg_device: put_transceiver: if (!IS_ERR_OR_NULL(ci->transceiver) && ci->global_phy) usb_put_phy(ci->transceiver); +destroy_eps: + destroy_eps(ci); free_pools: dma_pool_destroy(ci->td_pool); free_qh_pool: @@ -1756,18 +1785,12 @@ free_qh_pool: */ static void udc_stop(struct ci13xxx *ci) { - int i; - if (ci == NULL) return; usb_del_gadget_udc(&ci->gadget); - for (i = 0; i < ci->hw_ep_max; i++) { - struct ci13xxx_ep *mEp = &ci->ci13xxx_ep[i]; - - dma_pool_free(ci->qh_pool, mEp->qh.ptr, mEp->qh.dma); - } + destroy_eps(ci); dma_pool_destroy(ci->td_pool); dma_pool_destroy(ci->qh_pool); diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 65a55abb791..5f0cb417b73 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -109,12 +109,14 @@ static struct usb_driver wdm_driver; /* return intfdata if we own the interface, else look up intf in the list */ static struct wdm_device *wdm_find_device(struct usb_interface *intf) { - struct wdm_device *desc = NULL; + struct wdm_device *desc; spin_lock(&wdm_device_list_lock); list_for_each_entry(desc, &wdm_device_list, device_list) if (desc->intf == intf) - break; + goto found; + desc = NULL; +found: spin_unlock(&wdm_device_list_lock); return desc; @@ -122,12 +124,14 @@ static struct wdm_device *wdm_find_device(struct usb_interface *intf) static struct wdm_device *wdm_find_device_by_minor(int minor) { - struct wdm_device *desc = NULL; + struct wdm_device *desc; spin_lock(&wdm_device_list_lock); list_for_each_entry(desc, &wdm_device_list, device_list) if (desc->intf->minor == minor) - break; + goto found; + desc = NULL; +found: spin_unlock(&wdm_device_list_lock); return desc; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index f15501f4c58..e77a8e8eaa2 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -71,6 +71,10 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x04b4, 0x0526), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Microchip Joss Optical infrared touchboard device */ + { USB_DEVICE(0x04d8, 0x000c), .driver_info = + USB_QUIRK_CONFIG_INTF_STRINGS }, + /* Samsung Android phone modem - ID conflict with SPH-I500 */ { USB_DEVICE(0x04e8, 0x6601), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS }, diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index c34452a7304..66d15c2d6b6 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -50,6 +50,7 @@ #include <linux/dma-mapping.h> #include <linux/of.h> +#include <linux/usb/otg.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> @@ -136,6 +137,8 @@ static void dwc3_core_soft_reset(struct dwc3 *dwc) reg |= DWC3_GUSB2PHYCFG_PHYSOFTRST; dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg); + usb_phy_init(dwc->usb2_phy); + usb_phy_init(dwc->usb3_phy); mdelay(100); /* Clear USB3 PHY reset */ @@ -436,16 +439,21 @@ static int __devinit dwc3_probe(struct platform_device *pdev) dev_err(dev, "missing IRQ\n"); return -ENODEV; } - dwc->xhci_resources[1] = *res; + dwc->xhci_resources[1].start = res->start; + dwc->xhci_resources[1].end = res->end; + dwc->xhci_resources[1].flags = res->flags; + dwc->xhci_resources[1].name = res->name; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(dev, "missing memory resource\n"); return -ENODEV; } - dwc->xhci_resources[0] = *res; + dwc->xhci_resources[0].start = res->start; dwc->xhci_resources[0].end = dwc->xhci_resources[0].start + DWC3_XHCI_REGS_END; + dwc->xhci_resources[0].flags = res->flags; + dwc->xhci_resources[0].name = res->name; /* * Request memory region but exclude xHCI regs, @@ -465,6 +473,18 @@ static int __devinit dwc3_probe(struct platform_device *pdev) return -ENOMEM; } + dwc->usb2_phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2); + if (IS_ERR_OR_NULL(dwc->usb2_phy)) { + dev_err(dev, "no usb2 phy configured\n"); + return -EPROBE_DEFER; + } + + dwc->usb3_phy = devm_usb_get_phy(dev, USB_PHY_TYPE_USB3); + if (IS_ERR_OR_NULL(dwc->usb3_phy)) { + dev_err(dev, "no usb3 phy configured\n"); + return -EPROBE_DEFER; + } + spin_lock_init(&dwc->lock); platform_set_drvdata(pdev, dwc); diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 151eca876df..dbc5713d84f 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -624,6 +624,8 @@ struct dwc3_scratchpad_array { * @maximum_speed: maximum speed requested (mainly for testing purposes) * @revision: revision register contents * @mode: mode of operation + * @usb2_phy: pointer to USB2 PHY + * @usb3_phy: pointer to USB3 PHY * @is_selfpowered: true when we are selfpowered * @three_stage_setup: set if we perform a three phase setup * @ep0_bounced: true when we used bounce buffer @@ -667,6 +669,9 @@ struct dwc3 { struct usb_gadget gadget; struct usb_gadget_driver *gadget_driver; + struct usb_phy *usb2_phy; + struct usb_phy *usb3_phy; + void __iomem *regs; size_t regs_size; diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index b8f00389fa3..ca6597853f9 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -19,16 +19,74 @@ #include <linux/platform_data/dwc3-exynos.h> #include <linux/dma-mapping.h> #include <linux/clk.h> +#include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> #include "core.h" struct dwc3_exynos { struct platform_device *dwc3; + struct platform_device *usb2_phy; + struct platform_device *usb3_phy; struct device *dev; struct clk *clk; }; +static int __devinit dwc3_exynos_register_phys(struct dwc3_exynos *exynos) +{ + struct nop_usb_xceiv_platform_data pdata; + struct platform_device *pdev; + int ret; + + memset(&pdata, 0x00, sizeof(pdata)); + + pdev = platform_device_alloc("nop_usb_xceiv", 0); + if (!pdev) + return -ENOMEM; + + exynos->usb2_phy = pdev; + pdata.type = USB_PHY_TYPE_USB2; + + ret = platform_device_add_data(exynos->usb2_phy, &pdata, sizeof(pdata)); + if (ret) + goto err1; + + pdev = platform_device_alloc("nop_usb_xceiv", 1); + if (!pdev) { + ret = -ENOMEM; + goto err1; + } + + exynos->usb3_phy = pdev; + pdata.type = USB_PHY_TYPE_USB3; + + ret = platform_device_add_data(exynos->usb3_phy, &pdata, sizeof(pdata)); + if (ret) + goto err2; + + ret = platform_device_add(exynos->usb2_phy); + if (ret) + goto err2; + + ret = platform_device_add(exynos->usb3_phy); + if (ret) + goto err3; + + return 0; + +err3: + platform_device_del(exynos->usb2_phy); + +err2: + platform_device_put(exynos->usb3_phy); + +err1: + platform_device_put(exynos->usb2_phy); + + return ret; +} + static int __devinit dwc3_exynos_probe(struct platform_device *pdev) { struct dwc3_exynos_data *pdata = pdev->dev.platform_data; @@ -51,6 +109,12 @@ static int __devinit dwc3_exynos_probe(struct platform_device *pdev) if (devid < 0) goto err1; + ret = dwc3_exynos_register_phys(exynos); + if (ret) { + dev_err(&pdev->dev, "couldn't register PHYs\n"); + goto err1; + } + dwc3 = platform_device_alloc("dwc3", devid); if (!dwc3) { dev_err(&pdev->dev, "couldn't allocate dwc3 device\n"); @@ -120,6 +184,8 @@ static int __devexit dwc3_exynos_remove(struct platform_device *pdev) struct dwc3_exynos_data *pdata = pdev->dev.platform_data; platform_device_unregister(exynos->dwc3); + platform_device_unregister(exynos->usb2_phy); + platform_device_unregister(exynos->usb3_phy); dwc3_put_device_id(exynos->dwc3->id); diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 479dc047da3..ee57a10d90d 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -48,6 +48,9 @@ #include <linux/io.h> #include <linux/of.h> +#include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> + #include "core.h" /* @@ -131,6 +134,8 @@ struct dwc3_omap { spinlock_t lock; struct platform_device *dwc3; + struct platform_device *usb2_phy; + struct platform_device *usb3_phy; struct device *dev; int irq; @@ -152,6 +157,59 @@ static inline void dwc3_omap_writel(void __iomem *base, u32 offset, u32 value) writel(value, base + offset); } +static int __devinit dwc3_omap_register_phys(struct dwc3_omap *omap) +{ + struct nop_usb_xceiv_platform_data pdata; + struct platform_device *pdev; + int ret; + + memset(&pdata, 0x00, sizeof(pdata)); + + pdev = platform_device_alloc("nop_usb_xceiv", 0); + if (!pdev) + return -ENOMEM; + + omap->usb2_phy = pdev; + pdata.type = USB_PHY_TYPE_USB2; + + ret = platform_device_add_data(omap->usb2_phy, &pdata, sizeof(pdata)); + if (ret) + goto err1; + + pdev = platform_device_alloc("nop_usb_xceiv", 1); + if (!pdev) { + ret = -ENOMEM; + goto err1; + } + + omap->usb3_phy = pdev; + pdata.type = USB_PHY_TYPE_USB3; + + ret = platform_device_add_data(omap->usb3_phy, &pdata, sizeof(pdata)); + if (ret) + goto err2; + + ret = platform_device_add(omap->usb2_phy); + if (ret) + goto err2; + + ret = platform_device_add(omap->usb3_phy); + if (ret) + goto err3; + + return 0; + +err3: + platform_device_del(omap->usb2_phy); + +err2: + platform_device_put(omap->usb3_phy); + +err1: + platform_device_put(omap->usb2_phy); + + return ret; +} static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap) { @@ -251,6 +309,12 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev) return -ENOMEM; } + ret = dwc3_omap_register_phys(omap); + if (ret) { + dev_err(dev, "couldn't register PHYs\n"); + return ret; + } + devid = dwc3_get_device_id(); if (devid < 0) return -ENODEV; @@ -371,6 +435,8 @@ static int __devexit dwc3_omap_remove(struct platform_device *pdev) struct dwc3_omap *omap = platform_get_drvdata(pdev); platform_device_unregister(omap->dwc3); + platform_device_unregister(omap->usb2_phy); + platform_device_unregister(omap->usb3_phy); dwc3_put_device_id(omap->dwc3->id); diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index a9ca9adba39..94f550e37f9 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -42,6 +42,9 @@ #include <linux/pci.h> #include <linux/platform_device.h> +#include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> + #include "core.h" /* FIXME define these in <linux/pci_ids.h> */ @@ -51,8 +54,64 @@ struct dwc3_pci { struct device *dev; struct platform_device *dwc3; + struct platform_device *usb2_phy; + struct platform_device *usb3_phy; }; +static int __devinit dwc3_pci_register_phys(struct dwc3_pci *glue) +{ + struct nop_usb_xceiv_platform_data pdata; + struct platform_device *pdev; + int ret; + + memset(&pdata, 0x00, sizeof(pdata)); + + pdev = platform_device_alloc("nop_usb_xceiv", 0); + if (!pdev) + return -ENOMEM; + + glue->usb2_phy = pdev; + pdata.type = USB_PHY_TYPE_USB2; + + ret = platform_device_add_data(glue->usb2_phy, &pdata, sizeof(pdata)); + if (ret) + goto err1; + + pdev = platform_device_alloc("nop_usb_xceiv", 1); + if (!pdev) { + ret = -ENOMEM; + goto err1; + } + + glue->usb3_phy = pdev; + pdata.type = USB_PHY_TYPE_USB3; + + ret = platform_device_add_data(glue->usb3_phy, &pdata, sizeof(pdata)); + if (ret) + goto err2; + + ret = platform_device_add(glue->usb2_phy); + if (ret) + goto err2; + + ret = platform_device_add(glue->usb3_phy); + if (ret) + goto err3; + + return 0; + +err3: + platform_device_del(glue->usb2_phy); + +err2: + platform_device_put(glue->usb3_phy); + +err1: + platform_device_put(glue->usb2_phy); + + return ret; +} + static int __devinit dwc3_pci_probe(struct pci_dev *pci, const struct pci_device_id *id) { @@ -80,6 +139,12 @@ static int __devinit dwc3_pci_probe(struct pci_dev *pci, pci_set_power_state(pci, PCI_D0); pci_set_master(pci); + ret = dwc3_pci_register_phys(glue); + if (ret) { + dev_err(dev, "couldn't register PHYs\n"); + return ret; + } + devid = dwc3_get_device_id(); if (devid < 0) { ret = -ENOMEM; @@ -144,6 +209,8 @@ static void __devexit dwc3_pci_remove(struct pci_dev *pci) { struct dwc3_pci *glue = pci_get_drvdata(pci); + platform_device_unregister(glue->usb2_phy); + platform_device_unregister(glue->usb3_phy); dwc3_put_device_id(glue->dwc3->id); platform_device_unregister(glue->dwc3); pci_set_drvdata(pci, NULL); diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 9b94886b66e..e4d5ca86b9d 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -720,7 +720,6 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, transferred = min_t(u32, ur->length, transfer_size - length); memcpy(ur->buf, dwc->ep0_bounce, transferred); - dwc->ep0_bounced = false; } else { transferred = ur->length - length; } diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 58fdfad96b4..c2813c2b005 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -263,8 +263,11 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, if (req->request.status == -EINPROGRESS) req->request.status = status; - usb_gadget_unmap_request(&dwc->gadget, &req->request, - req->direction); + if (dwc->ep0_bounced && dep->number == 0) + dwc->ep0_bounced = false; + else + usb_gadget_unmap_request(&dwc->gadget, &req->request, + req->direction); dev_dbg(dwc->dev, "request %p from %s completed %d/%d ===> %d\n", req, dep->name, req->request.actual, @@ -1026,6 +1029,7 @@ static void __dwc3_gadget_start_isoc(struct dwc3 *dwc, if (list_empty(&dep->request_list)) { dev_vdbg(dwc->dev, "ISOC ep %s run out for requests.\n", dep->name); + dep->flags |= DWC3_EP_PENDING_REQUEST; return; } @@ -1089,6 +1093,17 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) if (dep->flags & DWC3_EP_PENDING_REQUEST) { int ret; + /* + * If xfernotready is already elapsed and it is a case + * of isoc transfer, then issue END TRANSFER, so that + * you can receive xfernotready again and can have + * notion of current microframe. + */ + if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) { + dwc3_stop_active_transfer(dwc, dep->number); + return 0; + } + ret = __dwc3_gadget_kick_transfer(dep, 0, true); if (ret && ret != -EBUSY) { struct dwc3 *dwc = dep->dwc; diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index c9e66dfb02e..1e35963bd4e 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -475,8 +475,7 @@ static int at91_ep_enable(struct usb_ep *_ep, unsigned long flags; if (!_ep || !ep - || !desc || ep->ep.desc - || _ep->name == ep0name + || !desc || _ep->name == ep0name || desc->bDescriptorType != USB_DT_ENDPOINT || (maxpacket = usb_endpoint_maxp(desc)) == 0 || maxpacket > ep->maxpacket) { @@ -530,7 +529,6 @@ ok: tmp |= AT91_UDP_EPEDS; __raw_writel(tmp, ep->creg); - ep->ep.desc = desc; ep->ep.maxpacket = maxpacket; /* @@ -1635,7 +1633,6 @@ static int at91_start(struct usb_gadget *gadget, udc->driver = driver; udc->gadget.dev.driver = &driver->driver; udc->gadget.dev.of_node = udc->pdev->dev.of_node; - dev_set_drvdata(&udc->gadget.dev, &driver->driver); udc->enabled = 1; udc->selfpowered = 1; @@ -1656,7 +1653,6 @@ static int at91_stop(struct usb_gadget *gadget, spin_unlock_irqrestore(&udc->lock, flags); udc->gadget.dev.driver = NULL; - dev_set_drvdata(&udc->gadget.dev, NULL); udc->driver = NULL; DBG("unbound from %s\n", driver->driver.name); diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c index b799106027a..afdbb1cbf5d 100644 --- a/drivers/usb/gadget/dummy_hcd.c +++ b/drivers/usb/gadget/dummy_hcd.c @@ -1916,6 +1916,27 @@ done: return retval; } +/* usb 3.0 root hub device descriptor */ +struct { + struct usb_bos_descriptor bos; + struct usb_ss_cap_descriptor ss_cap; +} __packed usb3_bos_desc = { + + .bos = { + .bLength = USB_DT_BOS_SIZE, + .bDescriptorType = USB_DT_BOS, + .wTotalLength = cpu_to_le16(sizeof(usb3_bos_desc)), + .bNumDeviceCaps = 1, + }, + .ss_cap = { + .bLength = USB_DT_USB_SS_CAP_SIZE, + .bDescriptorType = USB_DT_DEVICE_CAPABILITY, + .bDevCapabilityType = USB_SS_CAP_TYPE, + .wSpeedSupported = cpu_to_le16(USB_5GBPS_OPERATION), + .bFunctionalitySupport = ilog2(USB_5GBPS_OPERATION), + }, +}; + static inline void ss_hub_descriptor(struct usb_hub_descriptor *desc) { @@ -2006,6 +2027,18 @@ static int dummy_hub_control( else hub_descriptor((struct usb_hub_descriptor *) buf); break; + + case DeviceRequest | USB_REQ_GET_DESCRIPTOR: + if (hcd->speed != HCD_USB3) + goto error; + + if ((wValue >> 8) != USB_DT_BOS) + goto error; + + memcpy(buf, &usb3_bos_desc, sizeof(usb3_bos_desc)); + retval = sizeof(usb3_bos_desc); + break; + case GetHubStatus: *(__le32 *) buf = cpu_to_le32(0); break; @@ -2503,10 +2536,8 @@ static int dummy_hcd_probe(struct platform_device *pdev) hs_hcd->has_tt = 1; retval = usb_add_hcd(hs_hcd, 0, 0); - if (retval != 0) { - usb_put_hcd(hs_hcd); - return retval; - } + if (retval) + goto put_usb2_hcd; if (mod_data.is_super_speed) { ss_hcd = usb_create_shared_hcd(&dummy_hcd, &pdev->dev, @@ -2525,6 +2556,8 @@ static int dummy_hcd_probe(struct platform_device *pdev) put_usb3_hcd: usb_put_hcd(ss_hcd); dealloc_usb2_hcd: + usb_remove_hcd(hs_hcd); +put_usb2_hcd: usb_put_hcd(hs_hcd); the_controller.hs_hcd = the_controller.ss_hcd = NULL; return retval; diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 8adc79d1b40..829aba75a6d 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -34,11 +34,15 @@ /* Debugging ****************************************************************/ #ifdef VERBOSE_DEBUG +#ifndef pr_vdebug # define pr_vdebug pr_debug +#endif /* pr_vdebug */ # define ffs_dump_mem(prefix, ptr, len) \ print_hex_dump_bytes(pr_fmt(prefix ": "), DUMP_PREFIX_NONE, ptr, len) #else +#ifndef pr_vdebug # define pr_vdebug(...) do { } while (0) +#endif /* pr_vdebug */ # define ffs_dump_mem(prefix, ptr, len) do { } while (0) #endif /* VERBOSE_DEBUG */ diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index b13e0bb5f5b..0bb617e1dda 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -3599,6 +3599,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) if (hsotg->num_of_eps == 0) { dev_err(dev, "wrong number of EPs (zero)\n"); + ret = -EINVAL; goto err_supplies; } @@ -3606,6 +3607,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) GFP_KERNEL); if (!eps) { dev_err(dev, "cannot get memory\n"); + ret = -ENOMEM; goto err_supplies; } @@ -3622,6 +3624,7 @@ static int __devinit s3c_hsotg_probe(struct platform_device *pdev) GFP_KERNEL); if (!hsotg->ctrl_req) { dev_err(dev, "failed to allocate ctrl req\n"); + ret = -ENOMEM; goto err_ep_mem; } diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index 5b3f5fffea9..da6d479ff9a 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -132,11 +132,15 @@ static unsigned n_ports; #ifdef VERBOSE_DEBUG +#ifndef pr_vdebug #define pr_vdebug(fmt, arg...) \ pr_debug(fmt, ##arg) +#endif /* pr_vdebug */ #else +#ifndef pr_vdebig #define pr_vdebug(fmt, arg...) \ ({ if (0) pr_debug(fmt, ##arg); }) +#endif /* pr_vdebug */ #endif /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 9bc39ca460c..4b66374bdc8 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -128,9 +128,17 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh) else { qtd = list_entry (qh->qtd_list.next, struct ehci_qtd, qtd_list); - /* first qtd may already be partially processed */ - if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) + /* + * first qtd may already be partially processed. + * If we come here during unlink, the QH overlay region + * might have reference to the just unlinked qtd. The + * qtd is updated in qh_completions(). Update the QH + * overlay here. + */ + if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) { + qh->hw->hw_qtd_next = qtd->hw_next; qtd = NULL; + } } if (qtd) diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 26dedb30ad0..c0d47323b52 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -27,7 +27,7 @@ #include <linux/of_gpio.h> #include <linux/pm_runtime.h> -#include <mach/usb_phy.h> +#include <linux/usb/tegra_usb_phy.h> #include <mach/iomap.h> #define TEGRA_USB_DMA_ALIGN 32 @@ -49,7 +49,7 @@ static void tegra_ehci_power_up(struct usb_hcd *hcd) clk_prepare_enable(tegra->emc_clk); clk_prepare_enable(tegra->clk); - tegra_usb_phy_power_on(tegra->phy); + usb_phy_set_suspend(&tegra->phy->u_phy, 0); tegra->host_resumed = 1; } @@ -58,7 +58,7 @@ static void tegra_ehci_power_down(struct usb_hcd *hcd) struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); tegra->host_resumed = 0; - tegra_usb_phy_power_off(tegra->phy); + usb_phy_set_suspend(&tegra->phy->u_phy, 1); clk_disable_unprepare(tegra->clk); clk_disable_unprepare(tegra->emc_clk); } @@ -715,7 +715,9 @@ static int tegra_ehci_probe(struct platform_device *pdev) goto fail_phy; } - err = tegra_usb_phy_power_on(tegra->phy); + usb_phy_init(&tegra->phy->u_phy); + + err = usb_phy_set_suspend(&tegra->phy->u_phy, 0); if (err) { dev_err(&pdev->dev, "Failed to power on the phy\n"); goto fail; @@ -762,7 +764,7 @@ fail: usb_put_phy(tegra->transceiver); } #endif - tegra_usb_phy_close(tegra->phy); + usb_phy_shutdown(&tegra->phy->u_phy); fail_phy: iounmap(hcd->regs); fail_io: @@ -800,7 +802,7 @@ static int tegra_ehci_remove(struct platform_device *pdev) usb_remove_hcd(hcd); - tegra_usb_phy_close(tegra->phy); + usb_phy_shutdown(&tegra->phy->u_phy); iounmap(hcd->regs); usb_put_hcd(hcd); diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c index a665b3eaa74..aaa8d2bce21 100644 --- a/drivers/usb/host/ohci-at91.c +++ b/drivers/usb/host/ohci-at91.c @@ -570,6 +570,16 @@ static int __devinit ohci_hcd_at91_drv_probe(struct platform_device *pdev) if (pdata) { at91_for_each_port(i) { + /* + * do not configure PIO if not in relation with + * real USB port on board + */ + if (i >= pdata->ports) { + pdata->vbus_pin[i] = -EINVAL; + pdata->overcurrent_pin[i] = -EINVAL; + break; + } + if (!gpio_is_valid(pdata->vbus_pin[i])) continue; gpio = pdata->vbus_pin[i]; diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index c5e9e4a76f1..966d1484ee7 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -75,7 +75,9 @@ #define NB_PIF0_PWRDOWN_1 0x01100013 #define USB_INTEL_XUSB2PR 0xD0 +#define USB_INTEL_USB2PRM 0xD4 #define USB_INTEL_USB3_PSSEN 0xD8 +#define USB_INTEL_USB3PRM 0xDC static struct amd_chipset_info { struct pci_dev *nb_dev; @@ -772,10 +774,18 @@ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) return; } - ports_available = 0xffffffff; + /* Read USB3PRM, the USB 3.0 Port Routing Mask Register + * Indicate the ports that can be changed from OS. + */ + pci_read_config_dword(xhci_pdev, USB_INTEL_USB3PRM, + &ports_available); + + dev_dbg(&xhci_pdev->dev, "Configurable ports to enable SuperSpeed: 0x%x\n", + ports_available); + /* Write USB3_PSSEN, the USB 3.0 Port SuperSpeed Enable - * Register, to turn on SuperSpeed terminations for all - * available ports. + * Register, to turn on SuperSpeed terminations for the + * switchable ports. */ pci_write_config_dword(xhci_pdev, USB_INTEL_USB3_PSSEN, cpu_to_le32(ports_available)); @@ -785,7 +795,16 @@ void usb_enable_xhci_ports(struct pci_dev *xhci_pdev) dev_dbg(&xhci_pdev->dev, "USB 3.0 ports that are now enabled " "under xHCI: 0x%x\n", ports_available); - ports_available = 0xffffffff; + /* Read XUSB2PRM, xHCI USB 2.0 Port Routing Mask Register + * Indicate the USB 2.0 ports to be controlled by the xHCI host. + */ + + pci_read_config_dword(xhci_pdev, USB_INTEL_USB2PRM, + &ports_available); + + dev_dbg(&xhci_pdev->dev, "Configurable USB 2.0 ports to hand over to xCHI: 0x%x\n", + ports_available); + /* Write XUSB2PR, the xHC USB 2.0 Port Routing Register, to * switch the USB 2.0 power and data lines over to the xHCI * host. @@ -822,12 +841,12 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) void __iomem *op_reg_base; u32 val; int timeout; + int len = pci_resource_len(pdev, 0); if (!mmio_resource_enabled(pdev, 0)) return; - base = ioremap_nocache(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); + base = ioremap_nocache(pci_resource_start(pdev, 0), len); if (base == NULL) return; @@ -837,9 +856,17 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) */ ext_cap_offset = xhci_find_next_cap_offset(base, XHCI_HCC_PARAMS_OFFSET); do { + if ((ext_cap_offset + sizeof(val)) > len) { + /* We're reading garbage from the controller */ + dev_warn(&pdev->dev, + "xHCI controller failing to respond"); + return; + } + if (!ext_cap_offset) /* We've reached the end of the extended capabilities */ goto hc_init; + val = readl(base + ext_cap_offset); if (XHCI_EXT_CAPS_ID(val) == XHCI_EXT_CAPS_LEGACY) break; @@ -870,9 +897,10 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) /* Disable any BIOS SMIs and clear all SMI events*/ writel(val, base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); +hc_init: if (usb_is_intel_switchable_xhci(pdev)) usb_enable_xhci_ports(pdev); -hc_init: + op_reg_base = base + XHCI_HC_LENGTH(readl(base)); /* Wait for the host controller to be ready before writing any diff --git a/drivers/usb/host/pci-quirks.h b/drivers/usb/host/pci-quirks.h index ef004a5de20..7f69a39163c 100644 --- a/drivers/usb/host/pci-quirks.h +++ b/drivers/usb/host/pci-quirks.h @@ -15,6 +15,7 @@ void usb_disable_xhci_ports(struct pci_dev *xhci_pdev); static inline void usb_amd_quirk_pll_disable(void) {} static inline void usb_amd_quirk_pll_enable(void) {} static inline void usb_amd_dev_put(void) {} +static inline void usb_disable_xhci_ports(struct pci_dev *xhci_pdev) {} #endif /* CONFIG_PCI */ #endif /* __LINUX_USB_PCI_QUIRKS_H */ diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 74bfc868b7a..d5eb357aa5c 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -493,11 +493,48 @@ static void xhci_hub_report_link_state(u32 *status, u32 status_reg) * when this bit is set. */ pls |= USB_PORT_STAT_CONNECTION; + } else { + /* + * If CAS bit isn't set but the Port is already at + * Compliance Mode, fake a connection so the USB core + * notices the Compliance state and resets the port. + * This resolves an issue generated by the SN65LVPE502CP + * in which sometimes the port enters compliance mode + * caused by a delay on the host-device negotiation. + */ + if (pls == USB_SS_PORT_LS_COMP_MOD) + pls |= USB_PORT_STAT_CONNECTION; } + /* update status field */ *status |= pls; } +/* + * Function for Compliance Mode Quirk. + * + * This Function verifies if all xhc USB3 ports have entered U0, if so, + * the compliance mode timer is deleted. A port won't enter + * compliance mode if it has previously entered U0. + */ +void xhci_del_comp_mod_timer(struct xhci_hcd *xhci, u32 status, u16 wIndex) +{ + u32 all_ports_seen_u0 = ((1 << xhci->num_usb3_ports)-1); + bool port_in_u0 = ((status & PORT_PLS_MASK) == XDEV_U0); + + if (!(xhci->quirks & XHCI_COMP_MODE_QUIRK)) + return; + + if ((xhci->port_status_u0 != all_ports_seen_u0) && port_in_u0) { + xhci->port_status_u0 |= 1 << wIndex; + if (xhci->port_status_u0 == all_ports_seen_u0) { + del_timer_sync(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "All USB3 ports have entered U0 already!\n"); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Deleted.\n"); + } + } +} + int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex, char *buf, u16 wLength) { @@ -651,6 +688,11 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, /* Update Port Link State for super speed ports*/ if (hcd->speed == HCD_USB3) { xhci_hub_report_link_state(&status, temp); + /* + * Verify if all USB3 Ports Have entered U0 already. + * Delete Compliance Mode Timer if so. + */ + xhci_del_comp_mod_timer(xhci, temp, wIndex); } if (bus_state->port_c_suspend & (1 << wIndex)) status |= 1 << USB_PORT_FEAT_C_SUSPEND; diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 689bc18b051..df90fe51b4a 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -118,7 +118,7 @@ static int xhci_plat_probe(struct platform_device *pdev) goto put_hcd; } - hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); if (!hcd->regs) { dev_dbg(&pdev->dev, "error mapping memory\n"); ret = -EFAULT; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index c59d5b5b6c7..6ece0ed288d 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -26,6 +26,7 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/slab.h> +#include <linux/dmi.h> #include "xhci.h" @@ -398,6 +399,95 @@ static void xhci_msix_sync_irqs(struct xhci_hcd *xhci) #endif +static void compliance_mode_recovery(unsigned long arg) +{ + struct xhci_hcd *xhci; + struct usb_hcd *hcd; + u32 temp; + int i; + + xhci = (struct xhci_hcd *)arg; + + for (i = 0; i < xhci->num_usb3_ports; i++) { + temp = xhci_readl(xhci, xhci->usb3_ports[i]); + if ((temp & PORT_PLS_MASK) == USB_SS_PORT_LS_COMP_MOD) { + /* + * Compliance Mode Detected. Letting USB Core + * handle the Warm Reset + */ + xhci_dbg(xhci, "Compliance Mode Detected->Port %d!\n", + i + 1); + xhci_dbg(xhci, "Attempting Recovery routine!\n"); + hcd = xhci->shared_hcd; + + if (hcd->state == HC_STATE_SUSPENDED) + usb_hcd_resume_root_hub(hcd); + + usb_hcd_poll_rh_status(hcd); + } + } + + if (xhci->port_status_u0 != ((1 << xhci->num_usb3_ports)-1)) + mod_timer(&xhci->comp_mode_recovery_timer, + jiffies + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS)); +} + +/* + * Quirk to work around issue generated by the SN65LVPE502CP USB3.0 re-driver + * that causes ports behind that hardware to enter compliance mode sometimes. + * The quirk creates a timer that polls every 2 seconds the link state of + * each host controller's port and recovers it by issuing a Warm reset + * if Compliance mode is detected, otherwise the port will become "dead" (no + * device connections or disconnections will be detected anymore). Becasue no + * status event is generated when entering compliance mode (per xhci spec), + * this quirk is needed on systems that have the failing hardware installed. + */ +static void compliance_mode_recovery_timer_init(struct xhci_hcd *xhci) +{ + xhci->port_status_u0 = 0; + init_timer(&xhci->comp_mode_recovery_timer); + + xhci->comp_mode_recovery_timer.data = (unsigned long) xhci; + xhci->comp_mode_recovery_timer.function = compliance_mode_recovery; + xhci->comp_mode_recovery_timer.expires = jiffies + + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS); + + set_timer_slack(&xhci->comp_mode_recovery_timer, + msecs_to_jiffies(COMP_MODE_RCVRY_MSECS)); + add_timer(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Initialized.\n"); +} + +/* + * This function identifies the systems that have installed the SN65LVPE502CP + * USB3.0 re-driver and that need the Compliance Mode Quirk. + * Systems: + * Vendor: Hewlett-Packard -> System Models: Z420, Z620 and Z820 + */ +static bool compliance_mode_recovery_timer_quirk_check(void) +{ + const char *dmi_product_name, *dmi_sys_vendor; + + dmi_product_name = dmi_get_system_info(DMI_PRODUCT_NAME); + dmi_sys_vendor = dmi_get_system_info(DMI_SYS_VENDOR); + + if (!(strstr(dmi_sys_vendor, "Hewlett-Packard"))) + return false; + + if (strstr(dmi_product_name, "Z420") || + strstr(dmi_product_name, "Z620") || + strstr(dmi_product_name, "Z820")) + return true; + + return false; +} + +static int xhci_all_ports_seen_u0(struct xhci_hcd *xhci) +{ + return (xhci->port_status_u0 == ((1 << xhci->num_usb3_ports)-1)); +} + + /* * Initialize memory for HCD and xHC (one-time init). * @@ -421,6 +511,12 @@ int xhci_init(struct usb_hcd *hcd) retval = xhci_mem_init(xhci, GFP_KERNEL); xhci_dbg(xhci, "Finished xhci_init\n"); + /* Initializing Compliance Mode Recovery Data If Needed */ + if (compliance_mode_recovery_timer_quirk_check()) { + xhci->quirks |= XHCI_COMP_MODE_QUIRK; + compliance_mode_recovery_timer_init(xhci); + } + return retval; } @@ -629,6 +725,11 @@ void xhci_stop(struct usb_hcd *hcd) del_timer_sync(&xhci->event_ring_timer); #endif + /* Deleting Compliance Mode Recovery Timer */ + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + (!(xhci_all_ports_seen_u0(xhci)))) + del_timer_sync(&xhci->comp_mode_recovery_timer); + if (xhci->quirks & XHCI_AMD_PLL_FIX) usb_amd_dev_put(); @@ -659,7 +760,7 @@ void xhci_shutdown(struct usb_hcd *hcd) { struct xhci_hcd *xhci = hcd_to_xhci(hcd); - if (xhci->quirks && XHCI_SPURIOUS_REBOOT) + if (xhci->quirks & XHCI_SPURIOUS_REBOOT) usb_disable_xhci_ports(to_pci_dev(hcd->self.controller)); spin_lock_irq(&xhci->lock); @@ -806,6 +907,16 @@ int xhci_suspend(struct xhci_hcd *xhci) } spin_unlock_irq(&xhci->lock); + /* + * Deleting Compliance Mode Recovery Timer because the xHCI Host + * is about to be suspended. + */ + if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && + (!(xhci_all_ports_seen_u0(xhci)))) { + del_timer_sync(&xhci->comp_mode_recovery_timer); + xhci_dbg(xhci, "Compliance Mode Recovery Timer Deleted!\n"); + } + /* step 5: remove core well power */ /* synchronize irq when using MSI-X */ xhci_msix_sync_irqs(xhci); @@ -938,6 +1049,16 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) usb_hcd_resume_root_hub(hcd); usb_hcd_resume_root_hub(xhci->shared_hcd); } + + /* + * If system is subject to the Quirk, Compliance Mode Timer needs to + * be re-initialized Always after a system resume. Ports are subject + * to suffer the Compliance Mode issue again. It doesn't matter if + * ports have entered previously to U0 before system's suspension. + */ + if (xhci->quirks & XHCI_COMP_MODE_QUIRK) + compliance_mode_recovery_timer_init(xhci); + return retval; } #endif /* CONFIG_PM */ diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index c713256297a..1a05908c667 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1495,6 +1495,7 @@ struct xhci_hcd { #define XHCI_LPM_SUPPORT (1 << 11) #define XHCI_INTEL_HOST (1 << 12) #define XHCI_SPURIOUS_REBOOT (1 << 13) +#define XHCI_COMP_MODE_QUIRK (1 << 14) unsigned int num_active_eps; unsigned int limit_active_eps; /* There are two roothubs to keep track of bus suspend info for */ @@ -1511,6 +1512,11 @@ struct xhci_hcd { unsigned sw_lpm_support:1; /* support xHCI 1.0 spec USB2 hardware LPM */ unsigned hw_lpm_support:1; + /* Compliance Mode Recovery Data */ + struct timer_list comp_mode_recovery_timer; + u32 port_status_u0; +/* Compliance Mode Timer Triggered every 2 seconds */ +#define COMP_MODE_RCVRY_MSECS 2000 }; /* convert between an HCD pointer and the corresponding EHCI_HCD */ diff --git a/drivers/usb/musb/am35x.c b/drivers/usb/musb/am35x.c index 7a95ab87ac0..5d64c5b5ef5 100644 --- a/drivers/usb/musb/am35x.c +++ b/drivers/usb/musb/am35x.c @@ -33,6 +33,7 @@ #include <linux/io.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/usb/nop-usb-xceiv.h> #include <plat/usb.h> diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c index 428e6aa3e78..b562623a897 100644 --- a/drivers/usb/musb/blackfin.c +++ b/drivers/usb/musb/blackfin.c @@ -19,6 +19,7 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/prefetch.h> +#include <linux/usb/nop-usb-xceiv.h> #include <asm/cacheflush.h> diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index 0f9fcec4e1d..16798c9e6f3 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -33,6 +33,7 @@ #include <linux/io.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/usb/nop-usb-xceiv.h> #include <mach/da8xx.h> #include <mach/usb.h> diff --git a/drivers/usb/musb/davinci.c b/drivers/usb/musb/davinci.c index 472c8b42d38..863a9b6286c 100644 --- a/drivers/usb/musb/davinci.c +++ b/drivers/usb/musb/davinci.c @@ -33,6 +33,7 @@ #include <linux/gpio.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/usb/nop-usb-xceiv.h> #include <mach/cputype.h> #include <mach/hardware.h> diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index 494772fc9e2..c20b8776aaf 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -36,6 +36,7 @@ #include <linux/dma-mapping.h> #include <linux/pm_runtime.h> #include <linux/module.h> +#include <linux/usb/nop-usb-xceiv.h> #include <linux/of.h> #include <linux/of_device.h> diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 4bb717d0bd4..1ae378d5fc6 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -2049,7 +2049,7 @@ static int musb_urb_enqueue( * we only have work to do in the former case. */ spin_lock_irqsave(&musb->lock, flags); - if (hep->hcpriv) { + if (hep->hcpriv || !next_urb(qh)) { /* some concurrent activity submitted another urb to hep... * odd, rare, error prone, but legal. */ diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c index 57a608584e1..c1be687e00e 100644 --- a/drivers/usb/musb/musbhsdma.c +++ b/drivers/usb/musb/musbhsdma.c @@ -388,7 +388,7 @@ dma_controller_create(struct musb *musb, void __iomem *base) struct platform_device *pdev = to_platform_device(dev); int irq = platform_get_irq_byname(pdev, "dma"); - if (irq == 0) { + if (irq <= 0) { dev_err(dev, "No DMA interrupt line!\n"); return NULL; } diff --git a/drivers/usb/musb/tusb6010.c b/drivers/usb/musb/tusb6010.c index 1a1bd9cf40c..c38dab190c9 100644 --- a/drivers/usb/musb/tusb6010.c +++ b/drivers/usb/musb/tusb6010.c @@ -24,6 +24,7 @@ #include <linux/irq.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> +#include <linux/usb/nop-usb-xceiv.h> #include "musb_core.h" @@ -1215,7 +1216,7 @@ static int __devinit tusb_probe(struct platform_device *pdev) ret = platform_device_add(musb); if (ret) { dev_err(&pdev->dev, "failed to register musb device\n"); - goto err1; + goto err2; } return 0; diff --git a/drivers/usb/otg/Kconfig b/drivers/usb/otg/Kconfig index 13fd1ddf742..d8c8a42bff3 100644 --- a/drivers/usb/otg/Kconfig +++ b/drivers/usb/otg/Kconfig @@ -68,7 +68,7 @@ config TWL4030_USB config TWL6030_USB tristate "TWL6030 USB Transceiver Driver" - depends on TWL4030_CORE + depends on TWL4030_CORE && OMAP_USB2 select USB_OTG_UTILS help Enable this to support the USB OTG transceiver on TWL6030 diff --git a/drivers/usb/otg/fsl_otg.c b/drivers/usb/otg/fsl_otg.c index 23c798cb2d7..c19d1d7173a 100644 --- a/drivers/usb/otg/fsl_otg.c +++ b/drivers/usb/otg/fsl_otg.c @@ -544,9 +544,13 @@ int fsl_otg_start_gadget(struct otg_fsm *fsm, int on) */ static int fsl_otg_set_host(struct usb_otg *otg, struct usb_bus *host) { - struct fsl_otg *otg_dev = container_of(otg->phy, struct fsl_otg, phy); + struct fsl_otg *otg_dev; + + if (!otg) + return -ENODEV; - if (!otg || otg_dev != fsl_otg_dev) + otg_dev = container_of(otg->phy, struct fsl_otg, phy); + if (otg_dev != fsl_otg_dev) return -ENODEV; otg->host = host; @@ -590,12 +594,15 @@ static int fsl_otg_set_host(struct usb_otg *otg, struct usb_bus *host) static int fsl_otg_set_peripheral(struct usb_otg *otg, struct usb_gadget *gadget) { - struct fsl_otg *otg_dev = container_of(otg->phy, struct fsl_otg, phy); + struct fsl_otg *otg_dev; + if (!otg) + return -ENODEV; + + otg_dev = container_of(otg->phy, struct fsl_otg, phy); VDBG("otg_dev 0x%x\n", (int)otg_dev); VDBG("fsl_otg_dev 0x%x\n", (int)fsl_otg_dev); - - if (!otg || otg_dev != fsl_otg_dev) + if (otg_dev != fsl_otg_dev) return -ENODEV; if (!gadget) { @@ -660,10 +667,13 @@ static void fsl_otg_event(struct work_struct *work) /* B-device start SRP */ static int fsl_otg_start_srp(struct usb_otg *otg) { - struct fsl_otg *otg_dev = container_of(otg->phy, struct fsl_otg, phy); + struct fsl_otg *otg_dev; + + if (!otg || otg->phy->state != OTG_STATE_B_IDLE) + return -ENODEV; - if (!otg || otg_dev != fsl_otg_dev - || otg->phy->state != OTG_STATE_B_IDLE) + otg_dev = container_of(otg->phy, struct fsl_otg, phy); + if (otg_dev != fsl_otg_dev) return -ENODEV; otg_dev->fsm.b_bus_req = 1; @@ -675,9 +685,13 @@ static int fsl_otg_start_srp(struct usb_otg *otg) /* A_host suspend will call this function to start hnp */ static int fsl_otg_start_hnp(struct usb_otg *otg) { - struct fsl_otg *otg_dev = container_of(otg->phy, struct fsl_otg, phy); + struct fsl_otg *otg_dev; + + if (!otg) + return -ENODEV; - if (!otg || otg_dev != fsl_otg_dev) + otg_dev = container_of(otg->phy, struct fsl_otg, phy); + if (otg_dev != fsl_otg_dev) return -ENODEV; DBG("start_hnp...n"); diff --git a/drivers/usb/otg/mxs-phy.c b/drivers/usb/otg/mxs-phy.c index c1a67cb8e24..88db976647c 100644 --- a/drivers/usb/otg/mxs-phy.c +++ b/drivers/usb/otg/mxs-phy.c @@ -20,6 +20,7 @@ #include <linux/delay.h> #include <linux/err.h> #include <linux/io.h> +#include <linux/workqueue.h> #define DRIVER_NAME "mxs_phy" @@ -34,9 +35,16 @@ #define BM_USBPHY_CTRL_ENUTMILEVEL2 BIT(14) #define BM_USBPHY_CTRL_ENHOSTDISCONDETECT BIT(1) +/* + * Amount of delay in miliseconds to safely enable ENHOSTDISCONDETECT bit + * so that connection and reset processing can be completed for the root hub. + */ +#define MXY_PHY_ENHOSTDISCONDETECT_DELAY 250 + struct mxs_phy { struct usb_phy phy; struct clk *clk; + struct delayed_work enhostdiscondetect_work; }; #define to_mxs_phy(p) container_of((p), struct mxs_phy, phy) @@ -62,6 +70,7 @@ static int mxs_phy_init(struct usb_phy *phy) clk_prepare_enable(mxs_phy->clk); mxs_phy_hw_init(mxs_phy); + INIT_DELAYED_WORK(&mxs_phy->enhostdiscondetect_work, NULL); return 0; } @@ -76,13 +85,34 @@ static void mxs_phy_shutdown(struct usb_phy *phy) clk_disable_unprepare(mxs_phy->clk); } +static void mxs_phy_enhostdiscondetect_delay(struct work_struct *ws) +{ + struct mxs_phy *mxs_phy = container_of(ws, struct mxs_phy, + enhostdiscondetect_work.work); + + /* Enable HOSTDISCONDETECT after delay. */ + dev_dbg(mxs_phy->phy.dev, "Setting ENHOSTDISCONDETECT\n"); + writel_relaxed(BM_USBPHY_CTRL_ENHOSTDISCONDETECT, + mxs_phy->phy.io_priv + HW_USBPHY_CTRL_SET); +} + static int mxs_phy_on_connect(struct usb_phy *phy, int port) { + struct mxs_phy *mxs_phy = to_mxs_phy(phy); + dev_dbg(phy->dev, "Connect on port %d\n", port); - mxs_phy_hw_init(to_mxs_phy(phy)); - writel_relaxed(BM_USBPHY_CTRL_ENHOSTDISCONDETECT, - phy->io_priv + HW_USBPHY_CTRL_SET); + mxs_phy_hw_init(mxs_phy); + + /* + * Delay enabling ENHOSTDISCONDETECT so that connection and + * reset processing can be completed for the root hub. + */ + dev_dbg(phy->dev, "Delaying setting ENHOSTDISCONDETECT\n"); + PREPARE_DELAYED_WORK(&mxs_phy->enhostdiscondetect_work, + mxs_phy_enhostdiscondetect_delay); + schedule_delayed_work(&mxs_phy->enhostdiscondetect_work, + msecs_to_jiffies(MXY_PHY_ENHOSTDISCONDETECT_DELAY)); return 0; } @@ -91,6 +121,8 @@ static int mxs_phy_on_disconnect(struct usb_phy *phy, int port) { dev_dbg(phy->dev, "Disconnect on port %d\n", port); + /* No need to delay before clearing ENHOSTDISCONDETECT. */ + dev_dbg(phy->dev, "Clearing ENHOSTDISCONDETECT\n"); writel_relaxed(BM_USBPHY_CTRL_ENHOSTDISCONDETECT, phy->io_priv + HW_USBPHY_CTRL_CLR); diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c index 803f958f413..e52e35e7ada 100644 --- a/drivers/usb/otg/nop-usb-xceiv.c +++ b/drivers/usb/otg/nop-usb-xceiv.c @@ -30,6 +30,7 @@ #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/usb/otg.h> +#include <linux/usb/nop-usb-xceiv.h> #include <linux/slab.h> struct nop_usb_xceiv { @@ -94,7 +95,9 @@ static int nop_set_host(struct usb_otg *otg, struct usb_bus *host) static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev) { + struct nop_usb_xceiv_platform_data *pdata = pdev->dev.platform_data; struct nop_usb_xceiv *nop; + enum usb_phy_type type = USB_PHY_TYPE_USB2; int err; nop = kzalloc(sizeof *nop, GFP_KERNEL); @@ -107,6 +110,9 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev) return -ENOMEM; } + if (pdata) + type = pdata->type; + nop->dev = &pdev->dev; nop->phy.dev = nop->dev; nop->phy.label = "nop-xceiv"; @@ -117,7 +123,7 @@ static int __devinit nop_usb_xceiv_probe(struct platform_device *pdev) nop->phy.otg->set_host = nop_set_host; nop->phy.otg->set_peripheral = nop_set_peripheral; - err = usb_add_phy(&nop->phy, USB_PHY_TYPE_USB2); + err = usb_add_phy(&nop->phy, type); if (err) { dev_err(&pdev->dev, "can't register transceiver, err: %d\n", err); diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c index 1bf60a22595..a30c0411511 100644 --- a/drivers/usb/otg/otg.c +++ b/drivers/usb/otg/otg.c @@ -159,7 +159,7 @@ int usb_add_phy(struct usb_phy *x, enum usb_phy_type type) unsigned long flags; struct usb_phy *phy; - if (x && x->type != USB_PHY_TYPE_UNDEFINED) { + if (x->type != USB_PHY_TYPE_UNDEFINED) { dev_err(x->dev, "not accepting initialized PHY %s\n", x->label); return -EINVAL; } diff --git a/drivers/usb/otg/twl4030-usb.c b/drivers/usb/otg/twl4030-usb.c index 523cad5bfea..f0d2e7530cf 100644 --- a/drivers/usb/otg/twl4030-usb.c +++ b/drivers/usb/otg/twl4030-usb.c @@ -585,23 +585,28 @@ static int __devinit twl4030_usb_probe(struct platform_device *pdev) struct twl4030_usb *twl; int status, err; struct usb_otg *otg; - - if (!pdata) { - dev_dbg(&pdev->dev, "platform_data not available\n"); - return -EINVAL; - } + struct device_node *np = pdev->dev.of_node; twl = devm_kzalloc(&pdev->dev, sizeof *twl, GFP_KERNEL); if (!twl) return -ENOMEM; + if (np) + of_property_read_u32(np, "usb_mode", + (enum twl4030_usb_mode *)&twl->usb_mode); + else if (pdata) + twl->usb_mode = pdata->usb_mode; + else { + dev_err(&pdev->dev, "twl4030 initialized without pdata\n"); + return -EINVAL; + } + otg = devm_kzalloc(&pdev->dev, sizeof *otg, GFP_KERNEL); if (!otg) return -ENOMEM; twl->dev = &pdev->dev; twl->irq = platform_get_irq(pdev, 0); - twl->usb_mode = pdata->usb_mode; twl->vbus_supplied = false; twl->asleep = 1; twl->linkstat = OMAP_MUSB_UNKNOWN; @@ -690,12 +695,21 @@ static int __exit twl4030_usb_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF +static const struct of_device_id twl4030_usb_id_table[] = { + { .compatible = "ti,twl4030-usb" }, + {} +}; +MODULE_DEVICE_TABLE(of, twl4030_usb_id_table); +#endif + static struct platform_driver twl4030_usb_driver = { .probe = twl4030_usb_probe, .remove = __exit_p(twl4030_usb_remove), .driver = { .name = "twl4030_usb", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(twl4030_usb_id_table), }, }; diff --git a/drivers/usb/otg/twl6030-usb.c b/drivers/usb/otg/twl6030-usb.c index 6907d8df7a2..fcadef7864f 100644 --- a/drivers/usb/otg/twl6030-usb.c +++ b/drivers/usb/otg/twl6030-usb.c @@ -25,8 +25,9 @@ #include <linux/interrupt.h> #include <linux/platform_device.h> #include <linux/io.h> -#include <linux/usb/otg.h> #include <linux/usb/musb-omap.h> +#include <linux/usb/phy_companion.h> +#include <linux/usb/omap_usb.h> #include <linux/i2c/twl.h> #include <linux/regulator/consumer.h> #include <linux/err.h> @@ -87,7 +88,7 @@ #define VBUS_DET BIT(2) struct twl6030_usb { - struct usb_phy phy; + struct phy_companion comparator; struct device *dev; /* for vbus reporting with irqs disabled */ @@ -104,10 +105,10 @@ struct twl6030_usb { u8 asleep; bool irq_enabled; bool vbus_enable; - unsigned long features; + const char *regulator; }; -#define phy_to_twl(x) container_of((x), struct twl6030_usb, phy) +#define comparator_to_twl(x) container_of((x), struct twl6030_usb, comparator) /*-------------------------------------------------------------------------*/ @@ -137,50 +138,9 @@ static inline u8 twl6030_readb(struct twl6030_usb *twl, u8 module, u8 address) return ret; } -static int twl6030_phy_init(struct usb_phy *x) +static int twl6030_start_srp(struct phy_companion *comparator) { - struct twl6030_usb *twl; - struct device *dev; - struct twl4030_usb_data *pdata; - - twl = phy_to_twl(x); - dev = twl->dev; - pdata = dev->platform_data; - - if (twl->linkstat == OMAP_MUSB_ID_GROUND) - pdata->phy_power(twl->dev, 1, 1); - else - pdata->phy_power(twl->dev, 0, 1); - - return 0; -} - -static void twl6030_phy_shutdown(struct usb_phy *x) -{ - struct twl6030_usb *twl; - struct device *dev; - struct twl4030_usb_data *pdata; - - twl = phy_to_twl(x); - dev = twl->dev; - pdata = dev->platform_data; - pdata->phy_power(twl->dev, 0, 0); -} - -static int twl6030_phy_suspend(struct usb_phy *x, int suspend) -{ - struct twl6030_usb *twl = phy_to_twl(x); - struct device *dev = twl->dev; - struct twl4030_usb_data *pdata = dev->platform_data; - - pdata->phy_suspend(dev, suspend); - - return 0; -} - -static int twl6030_start_srp(struct usb_otg *otg) -{ - struct twl6030_usb *twl = phy_to_twl(otg->phy); + struct twl6030_usb *twl = comparator_to_twl(comparator); twl6030_writeb(twl, TWL_MODULE_USB, 0x24, USB_VBUS_CTRL_SET); twl6030_writeb(twl, TWL_MODULE_USB, 0x84, USB_VBUS_CTRL_SET); @@ -193,13 +153,6 @@ static int twl6030_start_srp(struct usb_otg *otg) static int twl6030_usb_ldo_init(struct twl6030_usb *twl) { - char *regulator_name; - - if (twl->features & TWL6025_SUBCLASS) - regulator_name = "ldousb"; - else - regulator_name = "vusb"; - /* Set to OTG_REV 1.3 and turn on the ID_WAKEUP_COMP */ twl6030_writeb(twl, TWL6030_MODULE_ID0 , 0x1, TWL6030_BACKUP_REG); @@ -209,7 +162,7 @@ static int twl6030_usb_ldo_init(struct twl6030_usb *twl) /* Program MISC2 register and set bit VUSB_IN_VBAT */ twl6030_writeb(twl, TWL6030_MODULE_ID0 , 0x10, TWL6030_MISC2); - twl->usb3v3 = regulator_get(twl->dev, regulator_name); + twl->usb3v3 = regulator_get(twl->dev, twl->regulator); if (IS_ERR(twl->usb3v3)) return -ENODEV; @@ -313,23 +266,8 @@ static irqreturn_t twl6030_usbotg_irq(int irq, void *_twl) return IRQ_HANDLED; } -static int twl6030_set_peripheral(struct usb_otg *otg, - struct usb_gadget *gadget) -{ - if (!otg) - return -ENODEV; - - otg->gadget = gadget; - if (!gadget) - otg->phy->state = OTG_STATE_UNDEFINED; - - return 0; -} - -static int twl6030_enable_irq(struct usb_phy *x) +static int twl6030_enable_irq(struct twl6030_usb *twl) { - struct twl6030_usb *twl = phy_to_twl(x); - twl6030_writeb(twl, TWL_MODULE_USB, 0x1, USB_ID_INT_EN_HI_SET); twl6030_interrupt_unmask(0x05, REG_INT_MSK_LINE_C); twl6030_interrupt_unmask(0x05, REG_INT_MSK_STS_C); @@ -362,9 +300,9 @@ static void otg_set_vbus_work(struct work_struct *data) CHARGERUSB_CTRL1); } -static int twl6030_set_vbus(struct usb_otg *otg, bool enabled) +static int twl6030_set_vbus(struct phy_companion *comparator, bool enabled) { - struct twl6030_usb *twl = phy_to_twl(otg->phy); + struct twl6030_usb *twl = comparator_to_twl(comparator); twl->vbus_enable = enabled; schedule_work(&twl->set_vbus_work); @@ -372,52 +310,44 @@ static int twl6030_set_vbus(struct usb_otg *otg, bool enabled) return 0; } -static int twl6030_set_host(struct usb_otg *otg, struct usb_bus *host) -{ - if (!otg) - return -ENODEV; - - otg->host = host; - if (!host) - otg->phy->state = OTG_STATE_UNDEFINED; - return 0; -} - static int __devinit twl6030_usb_probe(struct platform_device *pdev) { + u32 ret; struct twl6030_usb *twl; int status, err; - struct twl4030_usb_data *pdata; - struct usb_otg *otg; - struct device *dev = &pdev->dev; - pdata = dev->platform_data; + struct device_node *np = pdev->dev.of_node; + struct device *dev = &pdev->dev; + struct twl4030_usb_data *pdata = dev->platform_data; twl = devm_kzalloc(dev, sizeof *twl, GFP_KERNEL); if (!twl) return -ENOMEM; - otg = devm_kzalloc(dev, sizeof *otg, GFP_KERNEL); - if (!otg) - return -ENOMEM; - twl->dev = &pdev->dev; twl->irq1 = platform_get_irq(pdev, 0); twl->irq2 = platform_get_irq(pdev, 1); - twl->features = pdata->features; twl->linkstat = OMAP_MUSB_UNKNOWN; - twl->phy.dev = twl->dev; - twl->phy.label = "twl6030"; - twl->phy.otg = otg; - twl->phy.init = twl6030_phy_init; - twl->phy.shutdown = twl6030_phy_shutdown; - twl->phy.set_suspend = twl6030_phy_suspend; + twl->comparator.set_vbus = twl6030_set_vbus; + twl->comparator.start_srp = twl6030_start_srp; + + ret = omap_usb2_set_comparator(&twl->comparator); + if (ret == -ENODEV) { + dev_info(&pdev->dev, "phy not ready, deferring probe"); + return -EPROBE_DEFER; + } - otg->phy = &twl->phy; - otg->set_host = twl6030_set_host; - otg->set_peripheral = twl6030_set_peripheral; - otg->set_vbus = twl6030_set_vbus; - otg->start_srp = twl6030_start_srp; + if (np) { + twl->regulator = "usb"; + } else if (pdata) { + if (pdata->features & TWL6025_SUBCLASS) + twl->regulator = "ldousb"; + else + twl->regulator = "vusb"; + } else { + dev_err(&pdev->dev, "twl6030 initialized without pdata\n"); + return -EINVAL; + } /* init spinlock for workqueue */ spin_lock_init(&twl->lock); @@ -427,7 +357,6 @@ static int __devinit twl6030_usb_probe(struct platform_device *pdev) dev_err(&pdev->dev, "ldo init failed\n"); return err; } - usb_add_phy(&twl->phy, USB_PHY_TYPE_USB2); platform_set_drvdata(pdev, twl); if (device_create_file(&pdev->dev, &dev_attr_vbus)) @@ -458,9 +387,7 @@ static int __devinit twl6030_usb_probe(struct platform_device *pdev) } twl->asleep = 0; - pdata->phy_init(dev); - twl6030_phy_suspend(&twl->phy, 0); - twl6030_enable_irq(&twl->phy); + twl6030_enable_irq(twl); dev_info(&pdev->dev, "Initialized TWL6030 USB module\n"); return 0; @@ -470,10 +397,6 @@ static int __exit twl6030_usb_remove(struct platform_device *pdev) { struct twl6030_usb *twl = platform_get_drvdata(pdev); - struct twl4030_usb_data *pdata; - struct device *dev = &pdev->dev; - pdata = dev->platform_data; - twl6030_interrupt_mask(TWL6030_USBOTG_INT_MASK, REG_INT_MSK_LINE_C); twl6030_interrupt_mask(TWL6030_USBOTG_INT_MASK, @@ -481,19 +404,27 @@ static int __exit twl6030_usb_remove(struct platform_device *pdev) free_irq(twl->irq1, twl); free_irq(twl->irq2, twl); regulator_put(twl->usb3v3); - pdata->phy_exit(twl->dev); device_remove_file(twl->dev, &dev_attr_vbus); cancel_work_sync(&twl->set_vbus_work); return 0; } +#ifdef CONFIG_OF +static const struct of_device_id twl6030_usb_id_table[] = { + { .compatible = "ti,twl6030-usb" }, + {} +}; +MODULE_DEVICE_TABLE(of, twl6030_usb_id_table); +#endif + static struct platform_driver twl6030_usb_driver = { .probe = twl6030_usb_probe, .remove = __exit_p(twl6030_usb_remove), .driver = { .name = "twl6030_usb", .owner = THIS_MODULE, + .of_match_table = of_match_ptr(twl6030_usb_id_table), }, }; diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig index e7cf84f0751..63c339b3e67 100644 --- a/drivers/usb/phy/Kconfig +++ b/drivers/usb/phy/Kconfig @@ -4,6 +4,15 @@ comment "USB Physical Layer drivers" depends on USB || USB_GADGET +config OMAP_USB2 + tristate "OMAP USB2 PHY Driver" + select USB_OTG_UTILS + help + Enable this to support the transceiver that is part of SOC. This + driver takes care of all the PHY functionality apart from comparator. + The USB OTG controller communicates with the comparator using this + driver. + config USB_ISP1301 tristate "NXP ISP1301 USB transceiver support" depends on USB || USB_GADGET @@ -15,3 +24,11 @@ config USB_ISP1301 To compile this driver as a module, choose M here: the module will be called isp1301. + +config MV_U3D_PHY + bool "Marvell USB 3.0 PHY controller Driver" + depends on USB_MV_U3D + select USB_OTG_UTILS + help + Enable this to support Marvell USB 3.0 phy controller for Marvell + SoC. diff --git a/drivers/usb/phy/Makefile b/drivers/usb/phy/Makefile index eca095b1a89..b069f29f122 100644 --- a/drivers/usb/phy/Makefile +++ b/drivers/usb/phy/Makefile @@ -4,4 +4,7 @@ ccflags-$(CONFIG_USB_DEBUG) := -DDEBUG +obj-$(CONFIG_OMAP_USB2) += omap-usb2.o obj-$(CONFIG_USB_ISP1301) += isp1301.o +obj-$(CONFIG_MV_U3D_PHY) += mv_u3d_phy.o +obj-$(CONFIG_USB_EHCI_TEGRA) += tegra_usb_phy.o diff --git a/drivers/usb/phy/isp1301.c b/drivers/usb/phy/isp1301.c index b19f4932a03..18dbf7e3760 100644 --- a/drivers/usb/phy/isp1301.c +++ b/drivers/usb/phy/isp1301.c @@ -15,12 +15,6 @@ #define DRV_NAME "isp1301" -#define ISP1301_I2C_ADDR 0x2C - -static const unsigned short normal_i2c[] = { - ISP1301_I2C_ADDR, ISP1301_I2C_ADDR + 1, I2C_CLIENT_END -}; - static const struct i2c_device_id isp1301_id[] = { { "isp1301", 0 }, { } diff --git a/drivers/usb/phy/mv_u3d_phy.c b/drivers/usb/phy/mv_u3d_phy.c new file mode 100644 index 00000000000..9f1c5d3c60e --- /dev/null +++ b/drivers/usb/phy/mv_u3d_phy.c @@ -0,0 +1,345 @@ +/* + * Copyright (C) 2011 Marvell International Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/clk.h> +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/io.h> +#include <linux/usb/otg.h> +#include <linux/platform_data/mv_usb.h> + +#include "mv_u3d_phy.h" + +/* + * struct mv_u3d_phy - transceiver driver state + * @phy: transceiver structure + * @dev: The parent device supplied to the probe function + * @clk: usb phy clock + * @base: usb phy register memory base + */ +struct mv_u3d_phy { + struct usb_phy phy; + struct mv_usb_platform_data *plat; + struct device *dev; + struct clk *clk; + void __iomem *base; +}; + +static u32 mv_u3d_phy_read(void __iomem *base, u32 reg) +{ + void __iomem *addr, *data; + + addr = base; + data = base + 0x4; + + writel_relaxed(reg, addr); + return readl_relaxed(data); +} + +static void mv_u3d_phy_set(void __iomem *base, u32 reg, u32 value) +{ + void __iomem *addr, *data; + u32 tmp; + + addr = base; + data = base + 0x4; + + writel_relaxed(reg, addr); + tmp = readl_relaxed(data); + tmp |= value; + writel_relaxed(tmp, data); +} + +static void mv_u3d_phy_clear(void __iomem *base, u32 reg, u32 value) +{ + void __iomem *addr, *data; + u32 tmp; + + addr = base; + data = base + 0x4; + + writel_relaxed(reg, addr); + tmp = readl_relaxed(data); + tmp &= ~value; + writel_relaxed(tmp, data); +} + +static void mv_u3d_phy_write(void __iomem *base, u32 reg, u32 value) +{ + void __iomem *addr, *data; + + addr = base; + data = base + 0x4; + + writel_relaxed(reg, addr); + writel_relaxed(value, data); +} + +void mv_u3d_phy_shutdown(struct usb_phy *phy) +{ + struct mv_u3d_phy *mv_u3d_phy; + void __iomem *base; + u32 val; + + mv_u3d_phy = container_of(phy, struct mv_u3d_phy, phy); + base = mv_u3d_phy->base; + + /* Power down Reference Analog current, bit 15 + * Power down PLL, bit 14 + * Power down Receiver, bit 13 + * Power down Transmitter, bit 12 + * of USB3_POWER_PLL_CONTROL register + */ + val = mv_u3d_phy_read(base, USB3_POWER_PLL_CONTROL); + val &= ~(USB3_POWER_PLL_CONTROL_PU); + mv_u3d_phy_write(base, USB3_POWER_PLL_CONTROL, val); + + if (mv_u3d_phy->clk) + clk_disable(mv_u3d_phy->clk); +} + +static int mv_u3d_phy_init(struct usb_phy *phy) +{ + struct mv_u3d_phy *mv_u3d_phy; + void __iomem *base; + u32 val, count; + + /* enable usb3 phy */ + mv_u3d_phy = container_of(phy, struct mv_u3d_phy, phy); + + if (mv_u3d_phy->clk) + clk_enable(mv_u3d_phy->clk); + + base = mv_u3d_phy->base; + + val = mv_u3d_phy_read(base, USB3_POWER_PLL_CONTROL); + val &= ~(USB3_POWER_PLL_CONTROL_PU_MASK); + val |= 0xF << USB3_POWER_PLL_CONTROL_PU_SHIFT; + mv_u3d_phy_write(base, USB3_POWER_PLL_CONTROL, val); + udelay(100); + + mv_u3d_phy_write(base, USB3_RESET_CONTROL, + USB3_RESET_CONTROL_RESET_PIPE); + udelay(100); + + mv_u3d_phy_write(base, USB3_RESET_CONTROL, + USB3_RESET_CONTROL_RESET_PIPE + | USB3_RESET_CONTROL_RESET_PHY); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_POWER_PLL_CONTROL); + val &= ~(USB3_POWER_PLL_CONTROL_REF_FREF_SEL_MASK + | USB3_POWER_PLL_CONTROL_PHY_MODE_MASK); + val |= (USB3_PLL_25MHZ << USB3_POWER_PLL_CONTROL_REF_FREF_SEL_SHIFT) + | (0x5 << USB3_POWER_PLL_CONTROL_PHY_MODE_SHIFT); + mv_u3d_phy_write(base, USB3_POWER_PLL_CONTROL, val); + udelay(100); + + mv_u3d_phy_clear(base, USB3_KVCO_CALI_CONTROL, + USB3_KVCO_CALI_CONTROL_USE_MAX_PLL_RATE_MASK); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_SQUELCH_FFE); + val &= ~(USB3_SQUELCH_FFE_FFE_CAP_SEL_MASK + | USB3_SQUELCH_FFE_FFE_RES_SEL_MASK + | USB3_SQUELCH_FFE_SQ_THRESH_IN_MASK); + val |= ((0xD << USB3_SQUELCH_FFE_FFE_CAP_SEL_SHIFT) + | (0x7 << USB3_SQUELCH_FFE_FFE_RES_SEL_SHIFT) + | (0x8 << USB3_SQUELCH_FFE_SQ_THRESH_IN_SHIFT)); + mv_u3d_phy_write(base, USB3_SQUELCH_FFE, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_GEN1_SET0); + val &= ~USB3_GEN1_SET0_G1_TX_SLEW_CTRL_EN_MASK; + val |= 1 << USB3_GEN1_SET0_G1_TX_EMPH_EN_SHIFT; + mv_u3d_phy_write(base, USB3_GEN1_SET0, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_GEN2_SET0); + val &= ~(USB3_GEN2_SET0_G2_TX_AMP_MASK + | USB3_GEN2_SET0_G2_TX_EMPH_AMP_MASK + | USB3_GEN2_SET0_G2_TX_SLEW_CTRL_EN_MASK); + val |= ((0x14 << USB3_GEN2_SET0_G2_TX_AMP_SHIFT) + | (1 << USB3_GEN2_SET0_G2_TX_AMP_ADJ_SHIFT) + | (0xA << USB3_GEN2_SET0_G2_TX_EMPH_AMP_SHIFT) + | (1 << USB3_GEN2_SET0_G2_TX_EMPH_EN_SHIFT)); + mv_u3d_phy_write(base, USB3_GEN2_SET0, val); + udelay(100); + + mv_u3d_phy_read(base, USB3_TX_EMPPH); + val &= ~(USB3_TX_EMPPH_AMP_MASK + | USB3_TX_EMPPH_EN_MASK + | USB3_TX_EMPPH_AMP_FORCE_MASK + | USB3_TX_EMPPH_PAR1_MASK + | USB3_TX_EMPPH_PAR2_MASK); + val |= ((0xB << USB3_TX_EMPPH_AMP_SHIFT) + | (1 << USB3_TX_EMPPH_EN_SHIFT) + | (1 << USB3_TX_EMPPH_AMP_FORCE_SHIFT) + | (0x1C << USB3_TX_EMPPH_PAR1_SHIFT) + | (1 << USB3_TX_EMPPH_PAR2_SHIFT)); + + mv_u3d_phy_write(base, USB3_TX_EMPPH, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_GEN2_SET1); + val &= ~(USB3_GEN2_SET1_G2_RX_SELMUPI_MASK + | USB3_GEN2_SET1_G2_RX_SELMUPF_MASK + | USB3_GEN2_SET1_G2_RX_SELMUFI_MASK + | USB3_GEN2_SET1_G2_RX_SELMUFF_MASK); + val |= ((1 << USB3_GEN2_SET1_G2_RX_SELMUPI_SHIFT) + | (1 << USB3_GEN2_SET1_G2_RX_SELMUPF_SHIFT) + | (1 << USB3_GEN2_SET1_G2_RX_SELMUFI_SHIFT) + | (1 << USB3_GEN2_SET1_G2_RX_SELMUFF_SHIFT)); + mv_u3d_phy_write(base, USB3_GEN2_SET1, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_DIGITAL_LOOPBACK_EN); + val &= ~USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_MASK; + val |= 1 << USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_SHIFT; + mv_u3d_phy_write(base, USB3_DIGITAL_LOOPBACK_EN, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_IMPEDANCE_TX_SSC); + val &= ~USB3_IMPEDANCE_TX_SSC_SSC_AMP_MASK; + val |= 0xC << USB3_IMPEDANCE_TX_SSC_SSC_AMP_SHIFT; + mv_u3d_phy_write(base, USB3_IMPEDANCE_TX_SSC, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_IMPEDANCE_CALI_CTRL); + val &= ~USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_MASK; + val |= 0x4 << USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_SHIFT; + mv_u3d_phy_write(base, USB3_IMPEDANCE_CALI_CTRL, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_PHY_ISOLATION_MODE); + val &= ~(USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_MASK + | USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_MASK + | USB3_PHY_ISOLATION_MODE_TX_DRV_IDLE_MASK); + val |= ((1 << USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_SHIFT) + | (1 << USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_SHIFT)); + mv_u3d_phy_write(base, USB3_PHY_ISOLATION_MODE, val); + udelay(100); + + val = mv_u3d_phy_read(base, USB3_TXDETRX); + val &= ~(USB3_TXDETRX_VTHSEL_MASK); + val |= 0x1 << USB3_TXDETRX_VTHSEL_SHIFT; + mv_u3d_phy_write(base, USB3_TXDETRX, val); + udelay(100); + + dev_dbg(mv_u3d_phy->dev, "start calibration\n"); + +calstart: + /* Perform Manual Calibration */ + mv_u3d_phy_set(base, USB3_KVCO_CALI_CONTROL, + 1 << USB3_KVCO_CALI_CONTROL_CAL_START_SHIFT); + + mdelay(1); + + count = 0; + while (1) { + val = mv_u3d_phy_read(base, USB3_KVCO_CALI_CONTROL); + if (val & (1 << USB3_KVCO_CALI_CONTROL_CAL_DONE_SHIFT)) + break; + else if (count > 50) { + dev_dbg(mv_u3d_phy->dev, "calibration failure, retry...\n"); + goto calstart; + } + count++; + mdelay(1); + } + + /* active PIPE interface */ + mv_u3d_phy_write(base, USB3_PIPE_SM_CTRL, + 1 << USB3_PIPE_SM_CTRL_PHY_INIT_DONE); + + return 0; +} + +static int __devinit mv_u3d_phy_probe(struct platform_device *pdev) +{ + struct mv_u3d_phy *mv_u3d_phy; + struct mv_usb_platform_data *pdata; + struct device *dev = &pdev->dev; + struct resource *res; + void __iomem *phy_base; + int ret; + + pdata = pdev->dev.platform_data; + if (!pdata) { + dev_err(&pdev->dev, "%s: no platform data defined\n", __func__); + return -EINVAL; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(dev, "missing mem resource\n"); + return -ENODEV; + } + + phy_base = devm_request_and_ioremap(dev, res); + if (!phy_base) { + dev_err(dev, "%s: register mapping failed\n", __func__); + return -ENXIO; + } + + mv_u3d_phy = devm_kzalloc(dev, sizeof(*mv_u3d_phy), GFP_KERNEL); + if (!mv_u3d_phy) + return -ENOMEM; + + mv_u3d_phy->dev = &pdev->dev; + mv_u3d_phy->plat = pdata; + mv_u3d_phy->base = phy_base; + mv_u3d_phy->phy.dev = mv_u3d_phy->dev; + mv_u3d_phy->phy.label = "mv-u3d-phy"; + mv_u3d_phy->phy.init = mv_u3d_phy_init; + mv_u3d_phy->phy.shutdown = mv_u3d_phy_shutdown; + + ret = usb_add_phy(&mv_u3d_phy->phy, USB_PHY_TYPE_USB3); + if (ret) + goto err; + + if (!mv_u3d_phy->clk) + mv_u3d_phy->clk = clk_get(mv_u3d_phy->dev, "u3dphy"); + + platform_set_drvdata(pdev, mv_u3d_phy); + + dev_info(&pdev->dev, "Initialized Marvell USB 3.0 PHY\n"); +err: + return ret; +} + +static int __exit mv_u3d_phy_remove(struct platform_device *pdev) +{ + struct mv_u3d_phy *mv_u3d_phy = platform_get_drvdata(pdev); + + usb_remove_phy(&mv_u3d_phy->phy); + + if (mv_u3d_phy->clk) { + clk_put(mv_u3d_phy->clk); + mv_u3d_phy->clk = NULL; + } + + return 0; +} + +static struct platform_driver mv_u3d_phy_driver = { + .probe = mv_u3d_phy_probe, + .remove = __devexit_p(mv_u3d_phy_remove), + .driver = { + .name = "mv-u3d-phy", + .owner = THIS_MODULE, + }, +}; + +module_platform_driver(mv_u3d_phy_driver); +MODULE_DESCRIPTION("Marvell USB 3.0 PHY controller"); +MODULE_AUTHOR("Yu Xu <yuxu@marvell.com>"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:mv-u3d-phy"); diff --git a/drivers/usb/phy/mv_u3d_phy.h b/drivers/usb/phy/mv_u3d_phy.h new file mode 100644 index 00000000000..2a658cb9a52 --- /dev/null +++ b/drivers/usb/phy/mv_u3d_phy.h @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2011 Marvell International Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + */ + +#ifndef __MV_U3D_PHY_H +#define __MV_U3D_PHY_H + +#define USB3_POWER_PLL_CONTROL 0x1 +#define USB3_KVCO_CALI_CONTROL 0x2 +#define USB3_IMPEDANCE_CALI_CTRL 0x3 +#define USB3_IMPEDANCE_TX_SSC 0x4 +#define USB3_SQUELCH_FFE 0x6 +#define USB3_GEN1_SET0 0xD +#define USB3_GEN2_SET0 0xF +#define USB3_GEN2_SET1 0x10 +#define USB3_DIGITAL_LOOPBACK_EN 0x23 +#define USB3_PHY_ISOLATION_MODE 0x26 +#define USB3_TXDETRX 0x48 +#define USB3_TX_EMPPH 0x5E +#define USB3_RESET_CONTROL 0x90 +#define USB3_PIPE_SM_CTRL 0x91 + +#define USB3_RESET_CONTROL_RESET_PIPE 0x1 +#define USB3_RESET_CONTROL_RESET_PHY 0x2 + +#define USB3_POWER_PLL_CONTROL_REF_FREF_SEL_MASK (0x1F << 0) +#define USB3_POWER_PLL_CONTROL_REF_FREF_SEL_SHIFT 0 +#define USB3_PLL_25MHZ 0x2 +#define USB3_PLL_26MHZ 0x5 +#define USB3_POWER_PLL_CONTROL_PHY_MODE_MASK (0x7 << 5) +#define USB3_POWER_PLL_CONTROL_PHY_MODE_SHIFT 5 +#define USB3_POWER_PLL_CONTROL_PU_MASK (0xF << 12) +#define USB3_POWER_PLL_CONTROL_PU_SHIFT 12 +#define USB3_POWER_PLL_CONTROL_PU (0xF << 12) + +#define USB3_KVCO_CALI_CONTROL_USE_MAX_PLL_RATE_MASK (0x1 << 12) +#define USB3_KVCO_CALI_CONTROL_USE_MAX_PLL_RATE_SHIFT 12 +#define USB3_KVCO_CALI_CONTROL_CAL_DONE_SHIFT 14 +#define USB3_KVCO_CALI_CONTROL_CAL_START_SHIFT 15 + +#define USB3_SQUELCH_FFE_FFE_CAP_SEL_MASK 0xF +#define USB3_SQUELCH_FFE_FFE_CAP_SEL_SHIFT 0 +#define USB3_SQUELCH_FFE_FFE_RES_SEL_MASK (0x7 << 4) +#define USB3_SQUELCH_FFE_FFE_RES_SEL_SHIFT 4 +#define USB3_SQUELCH_FFE_SQ_THRESH_IN_MASK (0x1F << 8) +#define USB3_SQUELCH_FFE_SQ_THRESH_IN_SHIFT 8 + +#define USB3_GEN1_SET0_G1_TX_SLEW_CTRL_EN_MASK (0x1 << 15) +#define USB3_GEN1_SET0_G1_TX_EMPH_EN_SHIFT 11 + +#define USB3_GEN2_SET0_G2_TX_AMP_MASK (0x1F << 1) +#define USB3_GEN2_SET0_G2_TX_AMP_SHIFT 1 +#define USB3_GEN2_SET0_G2_TX_AMP_ADJ_SHIFT 6 +#define USB3_GEN2_SET0_G2_TX_EMPH_AMP_MASK (0xF << 7) +#define USB3_GEN2_SET0_G2_TX_EMPH_AMP_SHIFT 7 +#define USB3_GEN2_SET0_G2_TX_EMPH_EN_MASK (0x1 << 11) +#define USB3_GEN2_SET0_G2_TX_EMPH_EN_SHIFT 11 +#define USB3_GEN2_SET0_G2_TX_SLEW_CTRL_EN_MASK (0x1 << 15) +#define USB3_GEN2_SET0_G2_TX_SLEW_CTRL_EN_SHIFT 15 + +#define USB3_GEN2_SET1_G2_RX_SELMUPI_MASK (0x7 << 0) +#define USB3_GEN2_SET1_G2_RX_SELMUPI_SHIFT 0 +#define USB3_GEN2_SET1_G2_RX_SELMUPF_MASK (0x7 << 3) +#define USB3_GEN2_SET1_G2_RX_SELMUPF_SHIFT 3 +#define USB3_GEN2_SET1_G2_RX_SELMUFI_MASK (0x3 << 6) +#define USB3_GEN2_SET1_G2_RX_SELMUFI_SHIFT 6 +#define USB3_GEN2_SET1_G2_RX_SELMUFF_MASK (0x3 << 8) +#define USB3_GEN2_SET1_G2_RX_SELMUFF_SHIFT 8 + +#define USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_MASK (0x3 << 10) +#define USB3_DIGITAL_LOOPBACK_EN_SEL_BITS_SHIFT 10 + +#define USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_MASK (0x7 << 12) +#define USB3_IMPEDANCE_CALI_CTRL_IMP_CAL_THR_SHIFT 12 + +#define USB3_IMPEDANCE_TX_SSC_SSC_AMP_MASK (0x3F << 0) +#define USB3_IMPEDANCE_TX_SSC_SSC_AMP_SHIFT 0 + +#define USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_MASK 0xF +#define USB3_PHY_ISOLATION_MODE_PHY_GEN_RX_SHIFT 0 +#define USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_MASK (0xF << 4) +#define USB3_PHY_ISOLATION_MODE_PHY_GEN_TX_SHIFT 4 +#define USB3_PHY_ISOLATION_MODE_TX_DRV_IDLE_MASK (0x1 << 8) + +#define USB3_TXDETRX_VTHSEL_MASK (0x3 << 4) +#define USB3_TXDETRX_VTHSEL_SHIFT 4 + +#define USB3_TX_EMPPH_AMP_MASK (0xF << 0) +#define USB3_TX_EMPPH_AMP_SHIFT 0 +#define USB3_TX_EMPPH_EN_MASK (0x1 << 6) +#define USB3_TX_EMPPH_EN_SHIFT 6 +#define USB3_TX_EMPPH_AMP_FORCE_MASK (0x1 << 7) +#define USB3_TX_EMPPH_AMP_FORCE_SHIFT 7 +#define USB3_TX_EMPPH_PAR1_MASK (0x1F << 8) +#define USB3_TX_EMPPH_PAR1_SHIFT 8 +#define USB3_TX_EMPPH_PAR2_MASK (0x1 << 13) +#define USB3_TX_EMPPH_PAR2_SHIFT 13 + +#define USB3_PIPE_SM_CTRL_PHY_INIT_DONE 15 + +#endif /* __MV_U3D_PHY_H */ diff --git a/drivers/usb/phy/omap-usb2.c b/drivers/usb/phy/omap-usb2.c new file mode 100644 index 00000000000..15ab3d6f2e8 --- /dev/null +++ b/drivers/usb/phy/omap-usb2.c @@ -0,0 +1,271 @@ +/* + * omap-usb2.c - USB PHY, talking to musb controller in OMAP. + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Author: Kishon Vijay Abraham I <kishon@ti.com> + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/of.h> +#include <linux/io.h> +#include <linux/usb/omap_usb.h> +#include <linux/usb/phy_companion.h> +#include <linux/clk.h> +#include <linux/err.h> +#include <linux/pm_runtime.h> +#include <linux/delay.h> + +/** + * omap_usb2_set_comparator - links the comparator present in the sytem with + * this phy + * @comparator - the companion phy(comparator) for this phy + * + * The phy companion driver should call this API passing the phy_companion + * filled with set_vbus and start_srp to be used by usb phy. + * + * For use by phy companion driver + */ +int omap_usb2_set_comparator(struct phy_companion *comparator) +{ + struct omap_usb *phy; + struct usb_phy *x = usb_get_phy(USB_PHY_TYPE_USB2); + + if (IS_ERR(x)) + return -ENODEV; + + phy = phy_to_omapusb(x); + phy->comparator = comparator; + return 0; +} +EXPORT_SYMBOL_GPL(omap_usb2_set_comparator); + +/** + * omap_usb_phy_power - power on/off the phy using control module reg + * @phy: struct omap_usb * + * @on: 0 or 1, based on powering on or off the PHY + * + * XXX: Remove this function once control module driver gets merged + */ +static void omap_usb_phy_power(struct omap_usb *phy, int on) +{ + u32 val; + + if (on) { + val = readl(phy->control_dev); + if (val & PHY_PD) { + writel(~PHY_PD, phy->control_dev); + /* XXX: add proper documentation for this delay */ + mdelay(200); + } + } else { + writel(PHY_PD, phy->control_dev); + } +} + +static int omap_usb_set_vbus(struct usb_otg *otg, bool enabled) +{ + struct omap_usb *phy = phy_to_omapusb(otg->phy); + + if (!phy->comparator) + return -ENODEV; + + return phy->comparator->set_vbus(phy->comparator, enabled); +} + +static int omap_usb_start_srp(struct usb_otg *otg) +{ + struct omap_usb *phy = phy_to_omapusb(otg->phy); + + if (!phy->comparator) + return -ENODEV; + + return phy->comparator->start_srp(phy->comparator); +} + +static int omap_usb_set_host(struct usb_otg *otg, struct usb_bus *host) +{ + struct usb_phy *phy = otg->phy; + + otg->host = host; + if (!host) + phy->state = OTG_STATE_UNDEFINED; + + return 0; +} + +static int omap_usb_set_peripheral(struct usb_otg *otg, + struct usb_gadget *gadget) +{ + struct usb_phy *phy = otg->phy; + + otg->gadget = gadget; + if (!gadget) + phy->state = OTG_STATE_UNDEFINED; + + return 0; +} + +static int omap_usb2_suspend(struct usb_phy *x, int suspend) +{ + u32 ret; + struct omap_usb *phy = phy_to_omapusb(x); + + if (suspend && !phy->is_suspended) { + omap_usb_phy_power(phy, 0); + pm_runtime_put_sync(phy->dev); + phy->is_suspended = 1; + } else if (!suspend && phy->is_suspended) { + ret = pm_runtime_get_sync(phy->dev); + if (ret < 0) { + dev_err(phy->dev, "get_sync failed with err %d\n", + ret); + return ret; + } + omap_usb_phy_power(phy, 1); + phy->is_suspended = 0; + } + + return 0; +} + +static int __devinit omap_usb2_probe(struct platform_device *pdev) +{ + struct omap_usb *phy; + struct usb_otg *otg; + struct resource *res; + + phy = devm_kzalloc(&pdev->dev, sizeof(*phy), GFP_KERNEL); + if (!phy) { + dev_err(&pdev->dev, "unable to allocate memory for USB2 PHY\n"); + return -ENOMEM; + } + + otg = devm_kzalloc(&pdev->dev, sizeof(*otg), GFP_KERNEL); + if (!otg) { + dev_err(&pdev->dev, "unable to allocate memory for USB OTG\n"); + return -ENOMEM; + } + + phy->dev = &pdev->dev; + + phy->phy.dev = phy->dev; + phy->phy.label = "omap-usb2"; + phy->phy.set_suspend = omap_usb2_suspend; + phy->phy.otg = otg; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + + phy->control_dev = devm_request_and_ioremap(&pdev->dev, res); + if (phy->control_dev == NULL) { + dev_err(&pdev->dev, "Failed to obtain io memory\n"); + return -ENXIO; + } + + phy->is_suspended = 1; + omap_usb_phy_power(phy, 0); + + otg->set_host = omap_usb_set_host; + otg->set_peripheral = omap_usb_set_peripheral; + otg->set_vbus = omap_usb_set_vbus; + otg->start_srp = omap_usb_start_srp; + otg->phy = &phy->phy; + + phy->wkupclk = devm_clk_get(phy->dev, "usb_phy_cm_clk32k"); + if (IS_ERR(phy->wkupclk)) { + dev_err(&pdev->dev, "unable to get usb_phy_cm_clk32k\n"); + return PTR_ERR(phy->wkupclk); + } + clk_prepare(phy->wkupclk); + + usb_add_phy(&phy->phy, USB_PHY_TYPE_USB2); + + platform_set_drvdata(pdev, phy); + + pm_runtime_enable(phy->dev); + + return 0; +} + +static int __devexit omap_usb2_remove(struct platform_device *pdev) +{ + struct omap_usb *phy = platform_get_drvdata(pdev); + + clk_unprepare(phy->wkupclk); + usb_remove_phy(&phy->phy); + + return 0; +} + +#ifdef CONFIG_PM_RUNTIME + +static int omap_usb2_runtime_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct omap_usb *phy = platform_get_drvdata(pdev); + + clk_disable(phy->wkupclk); + + return 0; +} + +static int omap_usb2_runtime_resume(struct device *dev) +{ + u32 ret = 0; + struct platform_device *pdev = to_platform_device(dev); + struct omap_usb *phy = platform_get_drvdata(pdev); + + ret = clk_enable(phy->wkupclk); + if (ret < 0) + dev_err(phy->dev, "Failed to enable wkupclk %d\n", ret); + + return ret; +} + +static const struct dev_pm_ops omap_usb2_pm_ops = { + SET_RUNTIME_PM_OPS(omap_usb2_runtime_suspend, omap_usb2_runtime_resume, + NULL) +}; + +#define DEV_PM_OPS (&omap_usb2_pm_ops) +#else +#define DEV_PM_OPS NULL +#endif + +#ifdef CONFIG_OF +static const struct of_device_id omap_usb2_id_table[] = { + { .compatible = "ti,omap-usb2" }, + {} +}; +MODULE_DEVICE_TABLE(of, omap_usb2_id_table); +#endif + +static struct platform_driver omap_usb2_driver = { + .probe = omap_usb2_probe, + .remove = __devexit_p(omap_usb2_remove), + .driver = { + .name = "omap-usb2", + .owner = THIS_MODULE, + .pm = DEV_PM_OPS, + .of_match_table = of_match_ptr(omap_usb2_id_table), + }, +}; + +module_platform_driver(omap_usb2_driver); + +MODULE_ALIAS("platform: omap_usb2"); +MODULE_AUTHOR("Texas Instruments Inc."); +MODULE_DESCRIPTION("OMAP USB2 phy driver"); +MODULE_LICENSE("GPL v2"); diff --git a/arch/arm/mach-tegra/usb_phy.c b/drivers/usb/phy/tegra_usb_phy.c index 022b33a05c3..987116f9efc 100644 --- a/arch/arm/mach-tegra/usb_phy.c +++ b/drivers/usb/phy/tegra_usb_phy.c @@ -1,6 +1,4 @@ /* - * arch/arm/mach-tegra/usb_phy.c - * * Copyright (C) 2010 Google, Inc. * * Author: @@ -30,8 +28,7 @@ #include <linux/usb/otg.h> #include <linux/usb/ulpi.h> #include <asm/mach-types.h> -#include <mach/gpio-tegra.h> -#include <mach/usb_phy.h> +#include <linux/usb/tegra_usb_phy.h> #include <mach/iomap.h> #define ULPI_VIEWPORT 0x170 @@ -482,7 +479,7 @@ static int utmi_phy_power_on(struct tegra_usb_phy *phy) return 0; } -static void utmi_phy_power_off(struct tegra_usb_phy *phy) +static int utmi_phy_power_off(struct tegra_usb_phy *phy) { unsigned long val; void __iomem *base = phy->regs; @@ -514,7 +511,7 @@ static void utmi_phy_power_off(struct tegra_usb_phy *phy) UTMIP_FORCE_PDDR_POWERDOWN; writel(val, base + UTMIP_XCVR_CFG1); - utmip_pad_power_off(phy); + return utmip_pad_power_off(phy); } static void utmi_phy_preresume(struct tegra_usb_phy *phy) @@ -638,7 +635,7 @@ static int ulpi_phy_power_on(struct tegra_usb_phy *phy) return 0; } -static void ulpi_phy_power_off(struct tegra_usb_phy *phy) +static int ulpi_phy_power_off(struct tegra_usb_phy *phy) { unsigned long val; void __iomem *base = phy->regs; @@ -651,15 +648,92 @@ static void ulpi_phy_power_off(struct tegra_usb_phy *phy) val &= ~(USB_PORTSC1_WKOC | USB_PORTSC1_WKDS | USB_PORTSC1_WKCN); writel(val, base + USB_PORTSC1); - gpio_direction_output(config->reset_gpio, 0); clk_disable(phy->clk); + return gpio_direction_output(config->reset_gpio, 0); +} + +static int tegra_phy_init(struct usb_phy *x) +{ + struct tegra_usb_phy *phy = container_of(x, struct tegra_usb_phy, u_phy); + struct tegra_ulpi_config *ulpi_config; + int err; + + if (phy_is_ulpi(phy)) { + ulpi_config = phy->config; + phy->clk = clk_get_sys(NULL, ulpi_config->clk); + if (IS_ERR(phy->clk)) { + pr_err("%s: can't get ulpi clock\n", __func__); + err = -ENXIO; + goto err1; + } + if (!gpio_is_valid(ulpi_config->reset_gpio)) + ulpi_config->reset_gpio = + of_get_named_gpio(phy->dev->of_node, + "nvidia,phy-reset-gpio", 0); + if (!gpio_is_valid(ulpi_config->reset_gpio)) { + pr_err("%s: invalid reset gpio: %d\n", __func__, + ulpi_config->reset_gpio); + err = -EINVAL; + goto err1; + } + gpio_request(ulpi_config->reset_gpio, "ulpi_phy_reset_b"); + gpio_direction_output(ulpi_config->reset_gpio, 0); + phy->ulpi = otg_ulpi_create(&ulpi_viewport_access_ops, 0); + phy->ulpi->io_priv = phy->regs + ULPI_VIEWPORT; + } else { + err = utmip_pad_open(phy); + if (err < 0) + goto err1; + } + return 0; +err1: + clk_disable_unprepare(phy->pll_u); + clk_put(phy->pll_u); + return err; +} + +static void tegra_usb_phy_close(struct usb_phy *x) +{ + struct tegra_usb_phy *phy = container_of(x, struct tegra_usb_phy, u_phy); + + if (phy_is_ulpi(phy)) + clk_put(phy->clk); + else + utmip_pad_close(phy); + clk_disable_unprepare(phy->pll_u); + clk_put(phy->pll_u); + kfree(phy); +} + +static int tegra_usb_phy_power_on(struct tegra_usb_phy *phy) +{ + if (phy_is_ulpi(phy)) + return ulpi_phy_power_on(phy); + else + return utmi_phy_power_on(phy); +} + +static int tegra_usb_phy_power_off(struct tegra_usb_phy *phy) +{ + if (phy_is_ulpi(phy)) + return ulpi_phy_power_off(phy); + else + return utmi_phy_power_off(phy); +} + +static int tegra_usb_phy_suspend(struct usb_phy *x, int suspend) +{ + struct tegra_usb_phy *phy = container_of(x, struct tegra_usb_phy, u_phy); + if (suspend) + return tegra_usb_phy_power_off(phy); + else + return tegra_usb_phy_power_on(phy); } struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode) { struct tegra_usb_phy *phy; - struct tegra_ulpi_config *ulpi_config; unsigned long parent_rate; int i; int err; @@ -672,6 +746,7 @@ struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, phy->regs = regs; phy->config = config; phy->mode = phy_mode; + phy->dev = dev; if (!phy->config) { if (phy_is_ulpi(phy)) { @@ -704,33 +779,9 @@ struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, goto err1; } - if (phy_is_ulpi(phy)) { - ulpi_config = config; - phy->clk = clk_get_sys(NULL, ulpi_config->clk); - if (IS_ERR(phy->clk)) { - pr_err("%s: can't get ulpi clock\n", __func__); - err = -ENXIO; - goto err1; - } - if (!gpio_is_valid(ulpi_config->reset_gpio)) - ulpi_config->reset_gpio = - of_get_named_gpio(dev->of_node, - "nvidia,phy-reset-gpio", 0); - if (!gpio_is_valid(ulpi_config->reset_gpio)) { - pr_err("%s: invalid reset gpio: %d\n", __func__, - ulpi_config->reset_gpio); - err = -EINVAL; - goto err1; - } - gpio_request(ulpi_config->reset_gpio, "ulpi_phy_reset_b"); - gpio_direction_output(ulpi_config->reset_gpio, 0); - phy->ulpi = otg_ulpi_create(&ulpi_viewport_access_ops, 0); - phy->ulpi->io_priv = regs + ULPI_VIEWPORT; - } else { - err = utmip_pad_open(phy); - if (err < 0) - goto err1; - } + phy->u_phy.init = tegra_phy_init; + phy->u_phy.shutdown = tegra_usb_phy_close; + phy->u_phy.set_suspend = tegra_usb_phy_suspend; return phy; @@ -743,24 +794,6 @@ err0: } EXPORT_SYMBOL_GPL(tegra_usb_phy_open); -int tegra_usb_phy_power_on(struct tegra_usb_phy *phy) -{ - if (phy_is_ulpi(phy)) - return ulpi_phy_power_on(phy); - else - return utmi_phy_power_on(phy); -} -EXPORT_SYMBOL_GPL(tegra_usb_phy_power_on); - -void tegra_usb_phy_power_off(struct tegra_usb_phy *phy) -{ - if (phy_is_ulpi(phy)) - ulpi_phy_power_off(phy); - else - utmi_phy_power_off(phy); -} -EXPORT_SYMBOL_GPL(tegra_usb_phy_power_off); - void tegra_usb_phy_preresume(struct tegra_usb_phy *phy) { if (!phy_is_ulpi(phy)) @@ -803,15 +836,3 @@ void tegra_usb_phy_clk_enable(struct tegra_usb_phy *phy) utmi_phy_clk_enable(phy); } EXPORT_SYMBOL_GPL(tegra_usb_phy_clk_enable); - -void tegra_usb_phy_close(struct tegra_usb_phy *phy) -{ - if (phy_is_ulpi(phy)) - clk_put(phy->clk); - else - utmip_pad_close(phy); - clk_disable_unprepare(phy->pll_u); - clk_put(phy->pll_u); - kfree(phy); -} -EXPORT_SYMBOL_GPL(tegra_usb_phy_close); diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c index ecd173032fd..143c4e9e1be 100644 --- a/drivers/usb/renesas_usbhs/fifo.c +++ b/drivers/usb/renesas_usbhs/fifo.c @@ -818,7 +818,7 @@ static int usbhsf_dma_prepare_push(struct usbhs_pkt *pkt, int *is_done) usbhs_pipe_is_dcp(pipe)) goto usbhsf_pio_prepare_push; - if (len % 4) /* 32bit alignment */ + if (len & 0x7) /* 8byte alignment */ goto usbhsf_pio_prepare_push; if ((uintptr_t)(pkt->buf + pkt->actual) & 0x7) /* 8byte alignment */ @@ -905,7 +905,7 @@ static int usbhsf_dma_try_pop(struct usbhs_pkt *pkt, int *is_done) /* use PIO if packet is less than pio_dma_border */ len = usbhsf_fifo_rcv_len(priv, fifo); len = min(pkt->length - pkt->actual, len); - if (len % 4) /* 32bit alignment */ + if (len & 0x7) /* 8byte alignment */ goto usbhsf_pio_prepare_pop_unselect; if (len < usbhs_get_dparam(priv, pio_dma_border)) diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 5620db6469e..f906b3aec21 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -704,6 +704,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) }, { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_NZR_SEM_USB_PID) }, { USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) }, { USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) }, { USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) }, @@ -804,13 +805,32 @@ static struct usb_device_id id_table_combined [] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, - { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) }, + { USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID, + USB_CLASS_VENDOR_SPEC, + USB_SUBCLASS_VENDOR_SPEC, 0x00) }, { USB_DEVICE(JETI_VID, JETI_SPC1201_PID) }, { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) }, { USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) }, + { USB_DEVICE(FTDI_VID, PI_C865_PID) }, + { USB_DEVICE(FTDI_VID, PI_C857_PID) }, + { USB_DEVICE(PI_VID, PI_C866_PID) }, + { USB_DEVICE(PI_VID, PI_C663_PID) }, + { USB_DEVICE(PI_VID, PI_C725_PID) }, + { USB_DEVICE(PI_VID, PI_E517_PID) }, + { USB_DEVICE(PI_VID, PI_C863_PID) }, { USB_DEVICE(PI_VID, PI_E861_PID) }, + { USB_DEVICE(PI_VID, PI_C867_PID) }, + { USB_DEVICE(PI_VID, PI_E609_PID) }, + { USB_DEVICE(PI_VID, PI_E709_PID) }, + { USB_DEVICE(PI_VID, PI_100F_PID) }, + { USB_DEVICE(PI_VID, PI_1011_PID) }, + { USB_DEVICE(PI_VID, PI_1012_PID) }, + { USB_DEVICE(PI_VID, PI_1013_PID) }, + { USB_DEVICE(PI_VID, PI_1014_PID) }, + { USB_DEVICE(PI_VID, PI_1015_PID) }, + { USB_DEVICE(PI_VID, PI_1016_PID) }, { USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) }, { USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) }, { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID), diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 5dd96ca6c38..41fe5826100 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -75,6 +75,9 @@ #define FTDI_OPENDCC_GATEWAY_PID 0xBFDB #define FTDI_OPENDCC_GBM_PID 0xBFDC +/* NZR SEM 16+ USB (http://www.nzr.de) */ +#define FTDI_NZR_SEM_USB_PID 0xC1E0 /* NZR SEM-LOG16+ */ + /* * RR-CirKits LocoBuffer USB (http://www.rr-cirkits.com) */ @@ -539,7 +542,10 @@ /* * Microchip Technology, Inc. * - * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are also used by: + * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are + * used by single function CDC ACM class based firmware demo + * applications. The VID/PID has also been used in firmware + * emulating FTDI serial chips by: * Hornby Elite - Digital Command Control Console * http://www.hornby.com/hornby-dcc/controllers/ */ @@ -791,8 +797,27 @@ * Physik Instrumente * http://www.physikinstrumente.com/en/products/ */ +/* These two devices use the VID of FTDI */ +#define PI_C865_PID 0xe0a0 /* PI C-865 Piezomotor Controller */ +#define PI_C857_PID 0xe0a1 /* PI Encoder Trigger Box */ + #define PI_VID 0x1a72 /* Vendor ID */ -#define PI_E861_PID 0x1008 /* E-861 piezo controller USB connection */ +#define PI_C866_PID 0x1000 /* PI C-866 Piezomotor Controller */ +#define PI_C663_PID 0x1001 /* PI C-663 Mercury-Step */ +#define PI_C725_PID 0x1002 /* PI C-725 Piezomotor Controller */ +#define PI_E517_PID 0x1005 /* PI E-517 Digital Piezo Controller Operation Module */ +#define PI_C863_PID 0x1007 /* PI C-863 */ +#define PI_E861_PID 0x1008 /* PI E-861 Piezomotor Controller */ +#define PI_C867_PID 0x1009 /* PI C-867 Piezomotor Controller */ +#define PI_E609_PID 0x100D /* PI E-609 Digital Piezo Controller */ +#define PI_E709_PID 0x100E /* PI E-709 Digital Piezo Controller */ +#define PI_100F_PID 0x100F /* PI Digital Piezo Controller */ +#define PI_1011_PID 0x1011 /* PI Digital Piezo Controller */ +#define PI_1012_PID 0x1012 /* PI Motion Controller */ +#define PI_1013_PID 0x1013 /* PI Motion Controller */ +#define PI_1014_PID 0x1014 /* PI Device */ +#define PI_1015_PID 0x1015 /* PI Device */ +#define PI_1016_PID 0x1016 /* PI Digital Servo Module */ /* * Kondo Kagaku Co.Ltd. diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index cc40f47ecea..5ce88d1bc6f 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -886,8 +886,6 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1018, 0xff, 0xff, 0xff), - .driver_info = (kernel_ulong_t)&net_intf3_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1057, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1058, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1059, 0xff, 0xff, 0xff) }, @@ -1092,6 +1090,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = (kernel_ulong_t)&zte_ad3812_z_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MC2716, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t)&zte_mc2716_z_blacklist }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x02, 0x01) }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x02, 0x05) }, + { USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0xff, 0x86, 0x10) }, + { USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) }, { USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) }, { USB_DEVICE(ALINK_VENDOR_ID, DLINK_PRODUCT_DWM_652_U5) }, /* Yes, ALINK_VENDOR_ID */ diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 0217f7415ef..8c17adbe006 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -979,18 +979,6 @@ config FB_PVR2 (<file:drivers/video/pvr2fb.c>). Please see the file <file:Documentation/fb/pvr2fb.txt>. -config FB_EPSON1355 - bool "Epson 1355 framebuffer support" - depends on (FB = y) && ARCH_CEIVA - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - Build in support for the SED1355 Epson Research Embedded RAMDAC - LCD/CRT Controller (since redesignated as the S1D13505) as a - framebuffer. Product specs at - <http://vdc.epson.com/>. - config FB_S1D13XXX tristate "Epson S1D13XXX framebuffer support" depends on FB diff --git a/drivers/video/Makefile b/drivers/video/Makefile index ee8dafb69e3..194035986af 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -94,7 +94,6 @@ obj-$(CONFIG_FB_G364) += g364fb.o obj-$(CONFIG_FB_EP93XX) += ep93xx-fb.o obj-$(CONFIG_FB_SA1100) += sa1100fb.o obj-$(CONFIG_FB_HIT) += hitfb.o -obj-$(CONFIG_FB_EPSON1355) += epson1355fb.o obj-$(CONFIG_FB_ATMEL) += atmel_lcdfb.o obj-$(CONFIG_FB_PVR2) += pvr2fb.o obj-$(CONFIG_FB_VOODOO1) += sstfb.o diff --git a/drivers/video/auo_k190x.c b/drivers/video/auo_k190x.c index 77da6a2f43d..c03ecdd31e4 100644 --- a/drivers/video/auo_k190x.c +++ b/drivers/video/auo_k190x.c @@ -987,7 +987,6 @@ err_regfb: fb_dealloc_cmap(&info->cmap); err_cmap: fb_deferred_io_cleanup(info); - kfree(info->fbdefio); err_defio: vfree((void *)info->screen_base); err_irq: @@ -1022,7 +1021,6 @@ int __devexit auok190x_common_remove(struct platform_device *pdev) fb_dealloc_cmap(&info->cmap); fb_deferred_io_cleanup(info); - kfree(info->fbdefio); vfree((void *)info->screen_base); diff --git a/drivers/video/console/bitblit.c b/drivers/video/console/bitblit.c index 28b1a834906..61b182bf32a 100644 --- a/drivers/video/console/bitblit.c +++ b/drivers/video/console/bitblit.c @@ -162,7 +162,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info, image.depth = 1; if (attribute) { - buf = kmalloc(cellsize, GFP_KERNEL); + buf = kmalloc(cellsize, GFP_ATOMIC); if (!buf) return; } diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 88e92041d8f..fdefa8fd72c 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -449,7 +449,7 @@ static int __init fb_console_setup(char *this_opt) while ((options = strsep(&this_opt, ",")) != NULL) { if (!strncmp(options, "font:", 5)) - strcpy(fontname, options + 5); + strlcpy(fontname, options + 5, sizeof(fontname)); if (!strncmp(options, "scrollback:", 11)) { options += 11; diff --git a/drivers/video/epson1355fb.c b/drivers/video/epson1355fb.c deleted file mode 100644 index 68b9b511ce8..00000000000 --- a/drivers/video/epson1355fb.c +++ /dev/null @@ -1,749 +0,0 @@ -/* - * linux/drivers/video/epson1355fb.c -- Epson S1D13505 frame buffer for 2.5. - * - * Epson Research S1D13505 Embedded RAMDAC LCD/CRT Controller - * (previously known as SED1355) - * - * Cf. http://vdc.epson.com/ - * - * - * Copyright (C) Hewlett-Packard Company. All rights reserved. - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * - * Adapted from: - * - * linux/drivers/video/skeletonfb.c - * Modified to new api Jan 2001 by James Simmons (jsimmons@infradead.org) - * Created 28 Dec 1997 by Geert Uytterhoeven - * - * linux/drivers/video/epson1355fb.c (2.4 driver) - * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. - * - * - * Noteworthy Issues - * ----------------- - * - * This driver is complicated by the fact that this is a 16-bit chip - * and, on at least one platform (ceiva), we can only do 16-bit reads - * and writes to the framebuffer. We hide this from user space - * except in the case of mmap(). - * - * - * To Do - * ----- - * - * - Test 8-bit pseudocolor mode - * - Allow setting bpp, virtual resolution - * - Implement horizontal panning - * - (maybe) Implement hardware cursor - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/delay.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/platform_device.h> - -#include <asm/types.h> -#include <asm/io.h> -#include <linux/uaccess.h> - -#include <video/epson1355.h> - -struct epson1355_par { - unsigned long reg_addr; - u32 pseudo_palette[16]; -}; - -/* ------------------------------------------------------------------------- */ - -#if defined(CONFIG_ARM) - -# ifdef CONFIG_ARCH_CEIVA -# include <mach/hardware.h> -# define EPSON1355FB_BASE_PHYS (CEIVA_PHYS_SED1355) -# endif - -static inline u8 epson1355_read_reg(struct epson1355_par *par, int index) -{ - return __raw_readb(par->reg_addr + index); -} - -static inline void epson1355_write_reg(struct epson1355_par *par, u8 data, int index) -{ - __raw_writeb(data, par->reg_addr + index); -} - -#else -# error "no architecture-specific epson1355_{read,write}_reg" -#endif - -#ifndef EPSON1355FB_BASE_PHYS -# error "EPSON1355FB_BASE_PHYS is not defined" -#endif - -#define EPSON1355FB_REGS_OFS (0) -#define EPSON1355FB_REGS_PHYS (EPSON1355FB_BASE_PHYS + EPSON1355FB_REGS_OFS) -#define EPSON1355FB_REGS_LEN (64) - -#define EPSON1355FB_FB_OFS (0x00200000) -#define EPSON1355FB_FB_PHYS (EPSON1355FB_BASE_PHYS + EPSON1355FB_FB_OFS) -#define EPSON1355FB_FB_LEN (2 * 1024 * 1024) - -/* ------------------------------------------------------------------------- */ - -static inline u16 epson1355_read_reg16(struct epson1355_par *par, int index) -{ - u8 lo = epson1355_read_reg(par, index); - u8 hi = epson1355_read_reg(par, index + 1); - - return (hi << 8) | lo; -} - -static inline void epson1355_write_reg16(struct epson1355_par *par, u16 data, int index) -{ - u8 lo = data & 0xff; - u8 hi = (data >> 8) & 0xff; - - epson1355_write_reg(par, lo, index); - epson1355_write_reg(par, hi, index + 1); -} - -static inline u32 epson1355_read_reg20(struct epson1355_par *par, int index) -{ - u8 b0 = epson1355_read_reg(par, index); - u8 b1 = epson1355_read_reg(par, index + 1); - u8 b2 = epson1355_read_reg(par, index + 2); - - return (b2 & 0x0f) << 16 | (b1 << 8) | b0; -} - -static inline void epson1355_write_reg20(struct epson1355_par *par, u32 data, int index) -{ - u8 b0 = data & 0xff; - u8 b1 = (data >> 8) & 0xff; - u8 b2 = (data >> 16) & 0x0f; - - epson1355_write_reg(par, b0, index); - epson1355_write_reg(par, b1, index + 1); - epson1355_write_reg(par, b2, index + 2); -} - -/* ------------------------------------------------------------------------- */ - -static void set_lut(struct epson1355_par *par, u8 index, u8 r, u8 g, u8 b) -{ - epson1355_write_reg(par, index, REG_LUT_ADDR); - epson1355_write_reg(par, r, REG_LUT_DATA); - epson1355_write_reg(par, g, REG_LUT_DATA); - epson1355_write_reg(par, b, REG_LUT_DATA); -} - - -/** - * epson1355fb_setcolreg - sets a color register. - * @regno: Which register in the CLUT we are programming - * @red: The red value which can be up to 16 bits wide - * @green: The green value which can be up to 16 bits wide - * @blue: The blue value which can be up to 16 bits wide. - * @transp: If supported the alpha value which can be up to 16 bits wide. - * @info: frame buffer info structure - * - * Returns negative errno on error, or zero on success. - */ -static int epson1355fb_setcolreg(unsigned regno, unsigned r, unsigned g, - unsigned b, unsigned transp, - struct fb_info *info) -{ - struct epson1355_par *par = info->par; - - if (info->var.grayscale) - r = g = b = (19595 * r + 38470 * g + 7471 * b) >> 16; - - switch (info->fix.visual) { - case FB_VISUAL_TRUECOLOR: - if (regno >= 16) - return -EINVAL; - - ((u32 *) info->pseudo_palette)[regno] = - (r & 0xf800) | (g & 0xfc00) >> 5 | (b & 0xf800) >> 11; - - break; - case FB_VISUAL_PSEUDOCOLOR: - if (regno >= 256) - return -EINVAL; - - set_lut(par, regno, r >> 8, g >> 8, b >> 8); - - break; - default: - return -ENOSYS; - } - return 0; -} - -/* ------------------------------------------------------------------------- */ - -/** - * epson1355fb_pan_display - Pans the display. - * @var: frame buffer variable screen structure - * @info: frame buffer structure that represents a single frame buffer - * - * Pan (or wrap, depending on the `vmode' field) the display using the - * `xoffset' and `yoffset' fields of the `var' structure. - * If the values don't fit, return -EINVAL. - * - * Returns negative errno on error, or zero on success. - */ -static int epson1355fb_pan_display(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - struct epson1355_par *par = info->par; - u32 start; - - if (var->xoffset != 0) /* not yet ... */ - return -EINVAL; - - if (var->yoffset + info->var.yres > info->var.yres_virtual) - return -EINVAL; - - start = (info->fix.line_length >> 1) * var->yoffset; - - epson1355_write_reg20(par, start, REG_SCRN1_DISP_START_ADDR0); - - return 0; -} - -/* ------------------------------------------------------------------------- */ - -static void lcd_enable(struct epson1355_par *par, int enable) -{ - u8 mode = epson1355_read_reg(par, REG_DISPLAY_MODE); - - if (enable) - mode |= 1; - else - mode &= ~1; - - epson1355_write_reg(par, mode, REG_DISPLAY_MODE); -} - -#if defined(CONFIG_ARCH_CEIVA) -static void backlight_enable(int enable) -{ - /* ### this should be protected by a spinlock ... */ - u8 pddr = clps_readb(PDDR); - if (enable) - pddr |= (1 << 5); - else - pddr &= ~(1 << 5); - clps_writeb(pddr, PDDR); -} -#else -static void backlight_enable(int enable) -{ -} -#endif - - -/** - * epson1355fb_blank - blanks the display. - * @blank_mode: the blank mode we want. - * @info: frame buffer structure that represents a single frame buffer - * - * Blank the screen if blank_mode != 0, else unblank. Return 0 if - * blanking succeeded, != 0 if un-/blanking failed due to e.g. a - * video mode which doesn't support it. Implements VESA suspend - * and powerdown modes on hardware that supports disabling hsync/vsync: - * blank_mode == 2: suspend vsync - * blank_mode == 3: suspend hsync - * blank_mode == 4: powerdown - * - * Returns negative errno on error, or zero on success. - * - */ -static int epson1355fb_blank(int blank_mode, struct fb_info *info) -{ - struct epson1355_par *par = info->par; - - switch (blank_mode) { - case FB_BLANK_UNBLANK: - case FB_BLANK_NORMAL: - lcd_enable(par, 1); - backlight_enable(1); - break; - case FB_BLANK_VSYNC_SUSPEND: - case FB_BLANK_HSYNC_SUSPEND: - backlight_enable(0); - break; - case FB_BLANK_POWERDOWN: - backlight_enable(0); - lcd_enable(par, 0); - break; - default: - return -EINVAL; - } - - /* let fbcon do a soft blank for us */ - return (blank_mode == FB_BLANK_NORMAL) ? 1 : 0; -} - -/* ------------------------------------------------------------------------- */ - -/* - * We can't use the cfb generic routines, as we have to limit - * ourselves to 16-bit or 8-bit loads and stores to this 16-bit - * chip. - */ - -static inline void epson1355fb_fb_writel(unsigned long v, unsigned long *a) -{ - u16 *p = (u16 *) a; - u16 l = v & 0xffff; - u16 h = v >> 16; - - fb_writew(l, p); - fb_writew(h, p + 1); -} - -static inline unsigned long epson1355fb_fb_readl(const unsigned long *a) -{ - const u16 *p = (u16 *) a; - u16 l = fb_readw(p); - u16 h = fb_readw(p + 1); - - return (h << 16) | l; -} - -#define FB_READL epson1355fb_fb_readl -#define FB_WRITEL epson1355fb_fb_writel - -/* ------------------------------------------------------------------------- */ - -static inline unsigned long copy_from_user16(void *to, const void *from, - unsigned long n) -{ - u16 *dst = (u16 *) to; - u16 *src = (u16 *) from; - - if (!access_ok(VERIFY_READ, from, n)) - return n; - - while (n > 1) { - u16 v; - if (__get_user(v, src)) - return n; - - fb_writew(v, dst); - - src++, dst++; - n -= 2; - } - - if (n) { - u8 v; - - if (__get_user(v, ((u8 *) src))) - return n; - - fb_writeb(v, dst); - } - return 0; -} - -static inline unsigned long copy_to_user16(void *to, const void *from, - unsigned long n) -{ - u16 *dst = (u16 *) to; - u16 *src = (u16 *) from; - - if (!access_ok(VERIFY_WRITE, to, n)) - return n; - - while (n > 1) { - u16 v = fb_readw(src); - - if (__put_user(v, dst)) - return n; - - src++, dst++; - n -= 2; - } - - if (n) { - u8 v = fb_readb(src); - - if (__put_user(v, ((u8 *) dst))) - return n; - } - return 0; -} - - -static ssize_t -epson1355fb_read(struct fb_info *info, char *buf, size_t count, loff_t * ppos) -{ - unsigned long p = *ppos; - - if (p >= info->fix.smem_len) - return 0; - if (count >= info->fix.smem_len) - count = info->fix.smem_len; - if (count + p > info->fix.smem_len) - count = info->fix.smem_len - p; - - if (count) { - char *base_addr; - - base_addr = info->screen_base; - count -= copy_to_user16(buf, base_addr + p, count); - if (!count) - return -EFAULT; - *ppos += count; - } - return count; -} - -static ssize_t -epson1355fb_write(struct fb_info *info, const char *buf, - size_t count, loff_t * ppos) -{ - unsigned long p = *ppos; - int err; - - /* from fbmem.c except for our own copy_*_user */ - if (p > info->fix.smem_len) - return -ENOSPC; - if (count >= info->fix.smem_len) - count = info->fix.smem_len; - err = 0; - if (count + p > info->fix.smem_len) { - count = info->fix.smem_len - p; - err = -ENOSPC; - } - - if (count) { - char *base_addr; - - base_addr = info->screen_base; - count -= copy_from_user16(base_addr + p, buf, count); - *ppos += count; - err = -EFAULT; - } - if (count) - return count; - return err; -} - -/* ------------------------------------------------------------------------- */ - -static struct fb_ops epson1355fb_fbops = { - .owner = THIS_MODULE, - .fb_setcolreg = epson1355fb_setcolreg, - .fb_pan_display = epson1355fb_pan_display, - .fb_blank = epson1355fb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, - .fb_read = epson1355fb_read, - .fb_write = epson1355fb_write, -}; - -/* ------------------------------------------------------------------------- */ - -static __init unsigned int get_fb_size(struct fb_info *info) -{ - unsigned int size = 2 * 1024 * 1024; - char *p = info->screen_base; - - /* the 512k framebuffer is aliased at start + 0x80000 * n */ - fb_writeb(1, p); - fb_writeb(0, p + 0x80000); - if (!fb_readb(p)) - size = 512 * 1024; - - fb_writeb(0, p); - - return size; -} - -static int epson1355_width_tab[2][4] __devinitdata = - { {4, 8, 16, -1}, {9, 12, 16, -1} }; -static int epson1355_bpp_tab[8] __devinitdata = { 1, 2, 4, 8, 15, 16 }; - -static void __devinit fetch_hw_state(struct fb_info *info, struct epson1355_par *par) -{ - struct fb_var_screeninfo *var = &info->var; - struct fb_fix_screeninfo *fix = &info->fix; - u8 panel, display; - u16 offset; - u32 xres, yres; - u32 xres_virtual, yres_virtual; - int bpp, lcd_bpp; - int is_color, is_dual, is_tft; - int lcd_enabled, crt_enabled; - - fix->type = FB_TYPE_PACKED_PIXELS; - - display = epson1355_read_reg(par, REG_DISPLAY_MODE); - bpp = epson1355_bpp_tab[(display >> 2) & 7]; - - switch (bpp) { - case 8: - fix->visual = FB_VISUAL_PSEUDOCOLOR; - var->bits_per_pixel = 8; - var->red.offset = var->green.offset = var->blue.offset = 0; - var->red.length = var->green.length = var->blue.length = 8; - break; - case 16: - /* 5-6-5 RGB */ - fix->visual = FB_VISUAL_TRUECOLOR; - var->bits_per_pixel = 16; - var->red.offset = 11; - var->red.length = 5; - var->green.offset = 5; - var->green.length = 6; - var->blue.offset = 0; - var->blue.length = 5; - break; - default: - BUG(); - } - fb_alloc_cmap(&(info->cmap), 256, 0); - - panel = epson1355_read_reg(par, REG_PANEL_TYPE); - is_color = (panel & 0x04) != 0; - is_dual = (panel & 0x02) != 0; - is_tft = (panel & 0x01) != 0; - crt_enabled = (display & 0x02) != 0; - lcd_enabled = (display & 0x01) != 0; - lcd_bpp = epson1355_width_tab[is_tft][(panel >> 4) & 3]; - - xres = (epson1355_read_reg(par, REG_HORZ_DISP_WIDTH) + 1) * 8; - yres = (epson1355_read_reg16(par, REG_VERT_DISP_HEIGHT0) + 1) * - ((is_dual && !crt_enabled) ? 2 : 1); - offset = epson1355_read_reg16(par, REG_MEM_ADDR_OFFSET0) & 0x7ff; - xres_virtual = offset * 16 / bpp; - yres_virtual = fix->smem_len / (offset * 2); - - var->xres = xres; - var->yres = yres; - var->xres_virtual = xres_virtual; - var->yres_virtual = yres_virtual; - var->xoffset = var->yoffset = 0; - - fix->line_length = offset * 2; - - fix->xpanstep = 0; /* no pan yet */ - fix->ypanstep = 1; - fix->ywrapstep = 0; - fix->accel = FB_ACCEL_NONE; - - var->grayscale = !is_color; - -#ifdef DEBUG - printk(KERN_INFO - "epson1355fb: xres=%d, yres=%d, " - "is_color=%d, is_dual=%d, is_tft=%d\n", - xres, yres, is_color, is_dual, is_tft); - printk(KERN_INFO - "epson1355fb: bpp=%d, lcd_bpp=%d, " - "crt_enabled=%d, lcd_enabled=%d\n", - bpp, lcd_bpp, crt_enabled, lcd_enabled); -#endif -} - - -static void clearfb16(struct fb_info *info) -{ - u16 *dst = (u16 *) info->screen_base; - unsigned long n = info->fix.smem_len; - - while (n > 1) { - fb_writew(0, dst); - dst++, n -= 2; - } - - if (n) - fb_writeb(0, dst); -} - -static int epson1355fb_remove(struct platform_device *dev) -{ - struct fb_info *info = platform_get_drvdata(dev); - struct epson1355_par *par = info->par; - - backlight_enable(0); - if (par) { - lcd_enable(par, 0); - if (par && par->reg_addr) - iounmap((void *) par->reg_addr); - } - - if (info) { - fb_dealloc_cmap(&info->cmap); - if (info->screen_base) - iounmap(info->screen_base); - framebuffer_release(info); - } - release_mem_region(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN); - release_mem_region(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN); - return 0; -} - -static int __devinit epson1355fb_probe(struct platform_device *dev) -{ - struct epson1355_par *default_par; - struct fb_info *info; - u8 revision; - int rc = 0; - - if (!request_mem_region(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN, "S1D13505 registers")) { - printk(KERN_ERR "epson1355fb: unable to reserve " - "registers at 0x%0x\n", EPSON1355FB_REGS_PHYS); - rc = -EBUSY; - goto bail; - } - - if (!request_mem_region(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN, - "S1D13505 framebuffer")) { - printk(KERN_ERR "epson1355fb: unable to reserve " - "framebuffer at 0x%0x\n", EPSON1355FB_FB_PHYS); - rc = -EBUSY; - goto bail; - } - - info = framebuffer_alloc(sizeof(struct epson1355_par), &dev->dev); - if (!info) { - rc = -ENOMEM; - goto bail; - } - - default_par = info->par; - default_par->reg_addr = (unsigned long) ioremap(EPSON1355FB_REGS_PHYS, EPSON1355FB_REGS_LEN); - if (!default_par->reg_addr) { - printk(KERN_ERR "epson1355fb: unable to map registers\n"); - rc = -ENOMEM; - goto bail; - } - info->pseudo_palette = default_par->pseudo_palette; - - info->screen_base = ioremap(EPSON1355FB_FB_PHYS, EPSON1355FB_FB_LEN); - if (!info->screen_base) { - printk(KERN_ERR "epson1355fb: unable to map framebuffer\n"); - rc = -ENOMEM; - goto bail; - } - - revision = epson1355_read_reg(default_par, REG_REVISION_CODE); - if ((revision >> 2) != 3) { - printk(KERN_INFO "epson1355fb: epson1355 not found\n"); - rc = -ENODEV; - goto bail; - } - - info->fix.mmio_start = EPSON1355FB_REGS_PHYS; - info->fix.mmio_len = EPSON1355FB_REGS_LEN; - info->fix.smem_start = EPSON1355FB_FB_PHYS; - info->fix.smem_len = get_fb_size(info); - - printk(KERN_INFO "epson1355fb: regs mapped at 0x%lx, fb %d KiB mapped at 0x%p\n", - default_par->reg_addr, info->fix.smem_len / 1024, info->screen_base); - - strcpy(info->fix.id, "S1D13505"); - info->par = default_par; - info->fbops = &epson1355fb_fbops; - info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; - - /* we expect the boot loader to have initialized the chip - with appropriate parameters from which we can determinte - the flavor of lcd panel attached */ - fetch_hw_state(info, default_par); - - /* turn this puppy on ... */ - clearfb16(info); - backlight_enable(1); - lcd_enable(default_par, 1); - - if (register_framebuffer(info) < 0) { - rc = -EINVAL; - goto bail; - } - /* - * Our driver data. - */ - platform_set_drvdata(dev, info); - - printk(KERN_INFO "fb%d: %s frame buffer device\n", - info->node, info->fix.id); - - return 0; - - bail: - epson1355fb_remove(dev); - return rc; -} - -static struct platform_driver epson1355fb_driver = { - .probe = epson1355fb_probe, - .remove = epson1355fb_remove, - .driver = { - .name = "epson1355fb", - }, -}; - -static struct platform_device *epson1355fb_device; - -int __init epson1355fb_init(void) -{ - int ret = 0; - - if (fb_get_options("epson1355fb", NULL)) - return -ENODEV; - - ret = platform_driver_register(&epson1355fb_driver); - - if (!ret) { - epson1355fb_device = platform_device_alloc("epson1355fb", 0); - - if (epson1355fb_device) - ret = platform_device_add(epson1355fb_device); - else - ret = -ENOMEM; - - if (ret) { - platform_device_put(epson1355fb_device); - platform_driver_unregister(&epson1355fb_driver); - } - } - - return ret; -} - -module_init(epson1355fb_init); - -#ifdef MODULE -static void __exit epson1355fb_exit(void) -{ - platform_device_unregister(epson1355fb_device); - platform_driver_unregister(&epson1355fb_driver); -} - -/* ------------------------------------------------------------------------- */ - -module_exit(epson1355fb_exit); -#endif - -MODULE_AUTHOR("Christopher Hoover <ch@hpl.hp.com>"); -MODULE_DESCRIPTION("Framebuffer driver for Epson S1D13505"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/mb862xx/mb862xxfbdrv.c b/drivers/video/mb862xx/mb862xxfbdrv.c index 00ce1f34b49..57d940be5f3 100644 --- a/drivers/video/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/mb862xx/mb862xxfbdrv.c @@ -328,6 +328,8 @@ static int mb862xxfb_ioctl(struct fb_info *fbi, unsigned int cmd, case MB862XX_L1_SET_CFG: if (copy_from_user(l1_cfg, argp, sizeof(*l1_cfg))) return -EFAULT; + if (l1_cfg->dh == 0 || l1_cfg->dw == 0) + return -EINVAL; if ((l1_cfg->sw >= l1_cfg->dw) && (l1_cfg->sh >= l1_cfg->dh)) { /* downscaling */ outreg(cap, GC_CAP_CSC, diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c index 5d31699fbd3..f43bfe17b3b 100644 --- a/drivers/video/omap2/dss/sdi.c +++ b/drivers/video/omap2/dss/sdi.c @@ -105,6 +105,20 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) sdi_config_lcd_manager(dssdev); + /* + * LCLK and PCLK divisors are located in shadow registers, and we + * normally write them to DISPC registers when enabling the output. + * However, SDI uses pck-free as source clock for its PLL, and pck-free + * is affected by the divisors. And as we need the PLL before enabling + * the output, we need to write the divisors early. + * + * It seems just writing to the DISPC register is enough, and we don't + * need to care about the shadow register mechanism for pck-free. The + * exact reason for this is unknown. + */ + dispc_mgr_set_clock_div(dssdev->manager->id, + &sdi.mgr_config.clock_info); + dss_sdi_init(dssdev->phy.sdi.datapairs); r = dss_sdi_enable(); if (r) diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c index 08ec1a7103f..fc671d3d800 100644 --- a/drivers/video/omap2/omapfb/omapfb-main.c +++ b/drivers/video/omap2/omapfb/omapfb-main.c @@ -1192,7 +1192,7 @@ static int _setcolreg(struct fb_info *fbi, u_int regno, u_int red, u_int green, break; if (regno < 16) { - u16 pal; + u32 pal; pal = ((red >> (16 - var->red.length)) << var->red.offset) | ((green >> (16 - var->green.length)) << diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 1afb4fba11b..4d519488d30 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -232,7 +232,7 @@ xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size, return ret; if (hwdev && hwdev->coherent_dma_mask) - dma_mask = hwdev->coherent_dma_mask; + dma_mask = dma_alloc_coherent_mask(hwdev, flags); phys = virt_to_phys(ret); dev_addr = xen_phys_to_bus(phys); diff --git a/drivers/xen/xen-pciback/pci_stub.c b/drivers/xen/xen-pciback/pci_stub.c index 097e536e867..03342728bf2 100644 --- a/drivers/xen/xen-pciback/pci_stub.c +++ b/drivers/xen/xen-pciback/pci_stub.c @@ -353,16 +353,16 @@ static int __devinit pcistub_init_device(struct pci_dev *dev) if (err) goto config_release; - dev_dbg(&dev->dev, "reseting (FLR, D3, etc) the device\n"); - __pci_reset_function_locked(dev); - /* We need the device active to save the state. */ dev_dbg(&dev->dev, "save state of device\n"); pci_save_state(dev); dev_data->pci_saved_state = pci_store_saved_state(dev); if (!dev_data->pci_saved_state) dev_err(&dev->dev, "Could not store PCI conf saved state!\n"); - + else { + dev_dbg(&dev->dev, "reseting (FLR, D3, etc) the device\n"); + __pci_reset_function_locked(dev); + } /* Now disable the device (this also ensures some private device * data is setup before we export) */ diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 38b42e7bc91..b6501558174 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1371,10 +1371,8 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, if (srcid) { srcgroup = find_qgroup_rb(fs_info, srcid); - if (!srcgroup) { - ret = -EINVAL; + if (!srcgroup) goto unlock; - } dstgroup->rfer = srcgroup->rfer - level_size; dstgroup->rfer_cmpr = srcgroup->rfer_cmpr - level_size; srcgroup->excl = level_size; @@ -1383,10 +1381,8 @@ int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, qgroup_dirty(fs_info, srcgroup); } - if (!inherit) { - ret = -EINVAL; + if (!inherit) goto unlock; - } i_qgroups = (u64 *)(inherit + 1); for (i = 0; i < inherit->num_qgroups; ++i) { diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 074923ce593..f0cf934ba87 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -1576,9 +1576,14 @@ cifs_readv_callback(struct mid_q_entry *mid) /* result already set, check signature */ if (server->sec_mode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) { - if (cifs_verify_signature(rdata->iov, rdata->nr_iov, - server, mid->sequence_number + 1)) - cERROR(1, "Unexpected SMB signature"); + int rc = 0; + + rc = cifs_verify_signature(rdata->iov, rdata->nr_iov, + server, + mid->sequence_number + 1); + if (rc) + cERROR(1, "SMB signature verification returned " + "error = %d", rc); } /* FIXME: should this be counted toward the initiating task? */ task_io_account_read(rdata->bytes); diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index cbe709ad666..781025be48b 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -356,19 +356,12 @@ cifs_create_get_file_info: cifs_create_set_dentry: if (rc != 0) { cFYI(1, "Create worked, get_inode_info failed rc = %d", rc); + CIFSSMBClose(xid, tcon, *fileHandle); goto out; } d_drop(direntry); d_add(direntry, newinode); - /* ENOENT for create? How weird... */ - rc = -ENOENT; - if (!newinode) { - CIFSSMBClose(xid, tcon, *fileHandle); - goto out; - } - rc = 0; - out: kfree(buf); kfree(full_path); diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 9154192b068..71e9ad9f596 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -917,7 +917,7 @@ cifs_push_mandatory_locks(struct cifsFileInfo *cfile) if (!buf) { mutex_unlock(&cinode->lock_mutex); free_xid(xid); - return rc; + return -ENOMEM; } for (i = 0; i < 2; i++) { diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 7354877fa3b..cb79c7edecb 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -124,10 +124,10 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr) { struct cifsInodeInfo *cifs_i = CIFS_I(inode); struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb); - unsigned long oldtime = cifs_i->time; cifs_revalidate_cache(inode, fattr); + spin_lock(&inode->i_lock); inode->i_atime = fattr->cf_atime; inode->i_mtime = fattr->cf_mtime; inode->i_ctime = fattr->cf_ctime; @@ -148,9 +148,6 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr) else cifs_i->time = jiffies; - cFYI(1, "inode 0x%p old_time=%ld new_time=%ld", inode, - oldtime, cifs_i->time); - cifs_i->delete_pending = fattr->cf_flags & CIFS_FATTR_DELETE_PENDING; cifs_i->server_eof = fattr->cf_eof; @@ -158,7 +155,6 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr) * Can't safely change the file size here if the client is writing to * it due to potential races. */ - spin_lock(&inode->i_lock); if (is_size_safe_to_change(cifs_i, fattr->cf_eof)) { i_size_write(inode, fattr->cf_eof); @@ -859,12 +855,14 @@ struct inode *cifs_root_iget(struct super_block *sb) if (rc && tcon->ipc) { cFYI(1, "ipc connection - fake read inode"); + spin_lock(&inode->i_lock); inode->i_mode |= S_IFDIR; set_nlink(inode, 2); inode->i_op = &cifs_ipc_inode_ops; inode->i_fop = &simple_dir_operations; inode->i_uid = cifs_sb->mnt_uid; inode->i_gid = cifs_sb->mnt_gid; + spin_unlock(&inode->i_lock); } else if (rc) { iget_failed(inode); inode = ERR_PTR(rc); @@ -1110,6 +1108,15 @@ undo_setattr: goto out_close; } +/* copied from fs/nfs/dir.c with small changes */ +static void +cifs_drop_nlink(struct inode *inode) +{ + spin_lock(&inode->i_lock); + if (inode->i_nlink > 0) + drop_nlink(inode); + spin_unlock(&inode->i_lock); +} /* * If dentry->d_inode is null (usually meaning the cached dentry @@ -1166,13 +1173,13 @@ retry_std_delete: psx_del_no_retry: if (!rc) { if (inode) - drop_nlink(inode); + cifs_drop_nlink(inode); } else if (rc == -ENOENT) { d_drop(dentry); } else if (rc == -ETXTBSY) { rc = cifs_rename_pending_delete(full_path, dentry, xid); if (rc == 0) - drop_nlink(inode); + cifs_drop_nlink(inode); } else if ((rc == -EACCES) && (dosattr == 0) && inode) { attrs = kzalloc(sizeof(*attrs), GFP_KERNEL); if (attrs == NULL) { @@ -1241,9 +1248,10 @@ cifs_mkdir_qinfo(struct inode *inode, struct dentry *dentry, umode_t mode, * setting nlink not necessary except in cases where we failed to get it * from the server or was set bogus */ + spin_lock(&dentry->d_inode->i_lock); if ((dentry->d_inode) && (dentry->d_inode->i_nlink < 2)) set_nlink(dentry->d_inode, 2); - + spin_unlock(&dentry->d_inode->i_lock); mode &= ~current_umask(); /* must turn on setgid bit if parent dir has it */ if (inode->i_mode & S_ISGID) diff --git a/fs/cifs/link.c b/fs/cifs/link.c index 09e4b3ae456..e6ce3b11287 100644 --- a/fs/cifs/link.c +++ b/fs/cifs/link.c @@ -433,7 +433,9 @@ cifs_hardlink(struct dentry *old_file, struct inode *inode, if (old_file->d_inode) { cifsInode = CIFS_I(old_file->d_inode); if (rc == 0) { + spin_lock(&old_file->d_inode->i_lock); inc_nlink(old_file->d_inode); + spin_unlock(&old_file->d_inode->i_lock); /* BB should we make this contingent on superblock flag NOATIME? */ /* old_file->d_inode->i_ctime = CURRENT_TIME;*/ /* parent dir timestamps will update from srv diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index a4ff5d54755..e4d3b996416 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -52,7 +52,8 @@ check_smb2_hdr(struct smb2_hdr *hdr, __u64 mid) cERROR(1, "Bad protocol string signature header %x", *(unsigned int *) hdr->ProtocolId); if (mid != hdr->MessageId) - cERROR(1, "Mids do not match"); + cERROR(1, "Mids do not match: %llu and %llu", mid, + hdr->MessageId); } cERROR(1, "Bad SMB detected. The Mid=%llu", hdr->MessageId); return 1; @@ -107,7 +108,7 @@ smb2_check_message(char *buf, unsigned int length) * ie Validate the wct via smb2_struct_sizes table above */ - if (length < 2 + sizeof(struct smb2_hdr)) { + if (length < sizeof(struct smb2_pdu)) { if ((length >= sizeof(struct smb2_hdr)) && (hdr->Status != 0)) { pdu->StructureSize2 = 0; /* @@ -121,15 +122,15 @@ smb2_check_message(char *buf, unsigned int length) return 1; } if (len > CIFSMaxBufSize + MAX_SMB2_HDR_SIZE - 4) { - cERROR(1, "SMB length greater than maximum, mid=%lld", mid); + cERROR(1, "SMB length greater than maximum, mid=%llu", mid); return 1; } if (check_smb2_hdr(hdr, mid)) return 1; - if (hdr->StructureSize != SMB2_HEADER_SIZE) { - cERROR(1, "Illegal structure size %d", + if (hdr->StructureSize != SMB2_HEADER_STRUCTURE_SIZE) { + cERROR(1, "Illegal structure size %u", le16_to_cpu(hdr->StructureSize)); return 1; } @@ -161,8 +162,9 @@ smb2_check_message(char *buf, unsigned int length) if (4 + len != clc_len) { cFYI(1, "Calculated size %u length %u mismatch mid %llu", clc_len, 4 + len, mid); - if (clc_len == 4 + len + 1) /* BB FIXME (fix samba) */ - return 0; /* BB workaround Samba 3 bug SessSetup rsp */ + /* server can return one byte more */ + if (clc_len == 4 + len + 1) + return 0; return 1; } return 0; diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h index f37a1b41b40..15dc8eea827 100644 --- a/fs/cifs/smb2pdu.h +++ b/fs/cifs/smb2pdu.h @@ -87,10 +87,6 @@ #define SMB2_PROTO_NUMBER __constant_cpu_to_le32(0x424d53fe) -#define SMB2_HEADER_SIZE __constant_le16_to_cpu(64) - -#define SMB2_ERROR_STRUCTURE_SIZE2 __constant_le16_to_cpu(9) - /* * SMB2 Header Definition * @@ -99,6 +95,9 @@ * "PDU" : "Protocol Data Unit" (ie a network "frame") * */ + +#define SMB2_HEADER_STRUCTURE_SIZE __constant_cpu_to_le16(64) + struct smb2_hdr { __be32 smb2_buf_length; /* big endian on wire */ /* length is only two or three bytes - with @@ -140,6 +139,9 @@ struct smb2_pdu { * command code name for the struct. Note that structures must be packed. * */ + +#define SMB2_ERROR_STRUCTURE_SIZE2 __constant_cpu_to_le16(9) + struct smb2_err_rsp { struct smb2_hdr hdr; __le16 StructureSize; diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 83867ef348d..d9b639b95fa 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -503,13 +503,16 @@ cifs_check_receive(struct mid_q_entry *mid, struct TCP_Server_Info *server, /* convert the length into a more usable form */ if (server->sec_mode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) { struct kvec iov; + int rc = 0; iov.iov_base = mid->resp_buf; iov.iov_len = len; /* FIXME: add code to kill session */ - if (cifs_verify_signature(&iov, 1, server, - mid->sequence_number + 1) != 0) - cERROR(1, "Unexpected SMB signature"); + rc = cifs_verify_signature(&iov, 1, server, + mid->sequence_number + 1); + if (rc) + cERROR(1, "SMB signature verification returned error = " + "%d", rc); } /* BB special case reconnect tid and uid here? */ diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c index 44ce5c6a541..d45ba456812 100644 --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -275,8 +275,14 @@ out: static int ecryptfs_flush(struct file *file, fl_owner_t td) { - return file->f_mode & FMODE_WRITE - ? filemap_write_and_wait(file->f_mapping) : 0; + struct file *lower_file = ecryptfs_file_to_lower(file); + + if (lower_file->f_op && lower_file->f_op->flush) { + filemap_write_and_wait(file->f_mapping); + return lower_file->f_op->flush(lower_file, td); + } + + return 0; } static int ecryptfs_release(struct inode *inode, struct file *file) diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 534b129ea67..cc7709e7c50 100644 --- a/fs/ecryptfs/inode.c +++ b/fs/ecryptfs/inode.c @@ -619,6 +619,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, struct dentry *lower_old_dir_dentry; struct dentry *lower_new_dir_dentry; struct dentry *trap = NULL; + struct inode *target_inode; lower_old_dentry = ecryptfs_dentry_to_lower(old_dentry); lower_new_dentry = ecryptfs_dentry_to_lower(new_dentry); @@ -626,6 +627,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, dget(lower_new_dentry); lower_old_dir_dentry = dget_parent(lower_old_dentry); lower_new_dir_dentry = dget_parent(lower_new_dentry); + target_inode = new_dentry->d_inode; trap = lock_rename(lower_old_dir_dentry, lower_new_dir_dentry); /* source should not be ancestor of target */ if (trap == lower_old_dentry) { @@ -641,6 +643,9 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry, lower_new_dir_dentry->d_inode, lower_new_dentry); if (rc) goto out_lock; + if (target_inode) + fsstack_copy_attr_all(target_inode, + ecryptfs_inode_to_lower(target_inode)); fsstack_copy_attr_all(new_dir, lower_new_dir_dentry->d_inode); if (new_dir != old_dir) fsstack_copy_attr_all(old_dir, lower_old_dir_dentry->d_inode); diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c index 2768138eefe..9b627c15010 100644 --- a/fs/ecryptfs/main.c +++ b/fs/ecryptfs/main.c @@ -162,6 +162,7 @@ void ecryptfs_put_lower_file(struct inode *inode) inode_info = ecryptfs_inode_to_private(inode); if (atomic_dec_and_mutex_lock(&inode_info->lower_file_count, &inode_info->lower_file_mutex)) { + filemap_write_and_wait(inode->i_mapping); fput(inode_info->lower_file); inode_info->lower_file = NULL; mutex_unlock(&inode_info->lower_file_mutex); diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c index a07597307fd..ff574b4e345 100644 --- a/fs/ext3/inode.c +++ b/fs/ext3/inode.c @@ -3072,6 +3072,8 @@ static int ext3_do_update_inode(handle_t *handle, struct ext3_inode_info *ei = EXT3_I(inode); struct buffer_head *bh = iloc->bh; int err = 0, rc, block; + int need_datasync = 0; + __le32 disksize; uid_t i_uid; gid_t i_gid; @@ -3113,7 +3115,11 @@ again: raw_inode->i_gid_high = 0; } raw_inode->i_links_count = cpu_to_le16(inode->i_nlink); - raw_inode->i_size = cpu_to_le32(ei->i_disksize); + disksize = cpu_to_le32(ei->i_disksize); + if (disksize != raw_inode->i_size) { + need_datasync = 1; + raw_inode->i_size = disksize; + } raw_inode->i_atime = cpu_to_le32(inode->i_atime.tv_sec); raw_inode->i_ctime = cpu_to_le32(inode->i_ctime.tv_sec); raw_inode->i_mtime = cpu_to_le32(inode->i_mtime.tv_sec); @@ -3129,8 +3135,11 @@ again: if (!S_ISREG(inode->i_mode)) { raw_inode->i_dir_acl = cpu_to_le32(ei->i_dir_acl); } else { - raw_inode->i_size_high = - cpu_to_le32(ei->i_disksize >> 32); + disksize = cpu_to_le32(ei->i_disksize >> 32); + if (disksize != raw_inode->i_size_high) { + raw_inode->i_size_high = disksize; + need_datasync = 1; + } if (ei->i_disksize > 0x7fffffffULL) { struct super_block *sb = inode->i_sb; if (!EXT3_HAS_RO_COMPAT_FEATURE(sb, @@ -3183,6 +3192,8 @@ again: ext3_clear_inode_state(inode, EXT3_STATE_NEW); atomic_set(&ei->i_sync_tid, handle->h_transaction->t_tid); + if (need_datasync) + atomic_set(&ei->i_datasync_tid, handle->h_transaction->t_tid); out_brelse: brelse (bh); ext3_std_error(inode->i_sb, err); diff --git a/fs/fuse/control.c b/fs/fuse/control.c index 03ff5b1eba9..75a20c092dd 100644 --- a/fs/fuse/control.c +++ b/fs/fuse/control.c @@ -117,7 +117,7 @@ static ssize_t fuse_conn_max_background_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) { - unsigned val; + unsigned uninitialized_var(val); ssize_t ret; ret = fuse_conn_limit_write(file, buf, count, ppos, &val, @@ -154,7 +154,7 @@ static ssize_t fuse_conn_congestion_threshold_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) { - unsigned val; + unsigned uninitialized_var(val); ssize_t ret; ret = fuse_conn_limit_write(file, buf, count, ppos, &val, diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c index 3426521f320..ee8d5504229 100644 --- a/fs/fuse/cuse.c +++ b/fs/fuse/cuse.c @@ -396,7 +396,7 @@ err_device: err_region: unregister_chrdev_region(devt, 1); err: - fc->conn_error = 1; + fuse_conn_kill(fc); goto out; } @@ -532,8 +532,6 @@ static int cuse_channel_release(struct inode *inode, struct file *file) cdev_del(cc->cdev); } - /* kill connection and shutdown channel */ - fuse_conn_kill(&cc->fc); rc = fuse_dev_release(inode, file); /* puts the base reference */ return rc; diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 7df2b5e8fbe..f4246cfc8d8 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1576,6 +1576,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, req->pages[req->num_pages] = page; req->num_pages++; + offset = 0; num -= this_num; total_len += this_num; index++; diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index ce0a2838ccd..fca222dabe3 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -367,11 +367,6 @@ void fuse_conn_kill(struct fuse_conn *fc) wake_up_all(&fc->waitq); wake_up_all(&fc->blocked_waitq); wake_up_all(&fc->reserved_req_waitq); - mutex_lock(&fuse_mutex); - list_del(&fc->entry); - fuse_ctl_remove_conn(fc); - mutex_unlock(&fuse_mutex); - fuse_bdi_destroy(fc); } EXPORT_SYMBOL_GPL(fuse_conn_kill); @@ -380,7 +375,14 @@ static void fuse_put_super(struct super_block *sb) struct fuse_conn *fc = get_fuse_conn_super(sb); fuse_send_destroy(fc); + fuse_conn_kill(fc); + mutex_lock(&fuse_mutex); + list_del(&fc->entry); + fuse_ctl_remove_conn(fc); + mutex_unlock(&fuse_mutex); + fuse_bdi_destroy(fc); + fuse_conn_put(fc); } diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index d1d791ef38d..382000ffac1 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -323,6 +323,29 @@ static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } /** + * gfs2_size_hint - Give a hint to the size of a write request + * @file: The struct file + * @offset: The file offset of the write + * @size: The length of the write + * + * When we are about to do a write, this function records the total + * write size in order to provide a suitable hint to the lower layers + * about how many blocks will be required. + * + */ + +static void gfs2_size_hint(struct file *filep, loff_t offset, size_t size) +{ + struct inode *inode = filep->f_dentry->d_inode; + struct gfs2_sbd *sdp = GFS2_SB(inode); + struct gfs2_inode *ip = GFS2_I(inode); + size_t blks = (size + sdp->sd_sb.sb_bsize - 1) >> sdp->sd_sb.sb_bsize_shift; + int hint = min_t(size_t, INT_MAX, blks); + + atomic_set(&ip->i_res->rs_sizehint, hint); +} + +/** * gfs2_allocate_page_backing - Use bmap to allocate blocks * @page: The (locked) page to allocate backing for * @@ -382,8 +405,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) if (ret) return ret; - atomic_set(&ip->i_res->rs_sizehint, - PAGE_CACHE_SIZE >> sdp->sd_sb.sb_bsize_shift); + gfs2_size_hint(vma->vm_file, pos, PAGE_CACHE_SIZE); gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); @@ -663,7 +685,8 @@ static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov, if (ret) return ret; - atomic_set(&ip->i_res->rs_sizehint, writesize >> sdp->sd_sb.sb_bsize_shift); + gfs2_size_hint(file, pos, writesize); + if (file->f_flags & O_APPEND) { struct gfs2_holder gh; @@ -789,7 +812,7 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset, if (unlikely(error)) goto out_uninit; - atomic_set(&ip->i_res->rs_sizehint, len >> sdp->sd_sb.sb_bsize_shift); + gfs2_size_hint(file, offset, len); while (len > 0) { if (len < bytes) diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 4ce22e54730..753af3d86bb 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -1722,7 +1722,9 @@ static int gfs2_setxattr(struct dentry *dentry, const char *name, gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); if (ret == 0) { - ret = generic_setxattr(dentry, name, data, size, flags); + ret = gfs2_rs_alloc(ip); + if (ret == 0) + ret = generic_setxattr(dentry, name, data, size, flags); gfs2_glock_dq(&gh); } gfs2_holder_uninit(&gh); @@ -1757,7 +1759,9 @@ static int gfs2_removexattr(struct dentry *dentry, const char *name) gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh); ret = gfs2_glock_nq(&gh); if (ret == 0) { - ret = generic_removexattr(dentry, name); + ret = gfs2_rs_alloc(ip); + if (ret == 0) + ret = generic_removexattr(dentry, name); gfs2_glock_dq(&gh); } gfs2_holder_uninit(&gh); diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 4d34887a601..c9ed814eeb6 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -1961,7 +1961,7 @@ static void gfs2_rgrp_error(struct gfs2_rgrpd *rgd) * @dinode: 1 if this block is a dinode block, otherwise data block * @nblocks: desired extent length * - * Lay claim to previously allocated block reservation blocks. + * Lay claim to previously reserved blocks. * Returns: Starting block number of the blocks claimed. * Sets *nblocks to the actual extent length allocated. */ @@ -1970,19 +1970,17 @@ static u64 claim_reserved_blks(struct gfs2_inode *ip, bool dinode, { struct gfs2_blkreserv *rs = ip->i_res; struct gfs2_rgrpd *rgd = rs->rs_rgd; - struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_bitmap *bi; u64 start_block = gfs2_rs_startblk(rs); const unsigned int elen = *nblocks; - /*BUG_ON(!gfs2_glock_is_locked_by_me(ip->i_gl));*/ - gfs2_assert_withdraw(sdp, rgd); - /*BUG_ON(!gfs2_glock_is_locked_by_me(rgd->rd_gl));*/ bi = rs->rs_bi; gfs2_trans_add_bh(rgd->rd_gl, bi->bi_bh, 1); for (*nblocks = 0; *nblocks < elen && rs->rs_free; (*nblocks)++) { - /* Make sure the bitmap hasn't changed */ + if (gfs2_testbit(rgd, bi->bi_bh->b_data + bi->bi_offset, + bi->bi_len, rs->rs_biblk) != GFS2_BLKST_FREE) + break; gfs2_setbit(rgd, bi->bi_clone, bi, rs->rs_biblk, dinode ? GFS2_BLKST_DINODE : GFS2_BLKST_USED); rs->rs_biblk++; @@ -1991,20 +1989,12 @@ static u64 claim_reserved_blks(struct gfs2_inode *ip, bool dinode, BUG_ON(!rgd->rd_reserved); rgd->rd_reserved--; dinode = false; - trace_gfs2_rs(ip, rs, TRACE_RS_CLAIM); } - if (!rs->rs_free) { - struct gfs2_rgrpd *rgd = ip->i_res->rs_rgd; - + trace_gfs2_rs(ip, rs, TRACE_RS_CLAIM); + if (!rs->rs_free || *nblocks != elen) gfs2_rs_deltree(rs); - /* -nblocks because we haven't returned to do the math yet. - I'm doing the math backwards to prevent negative numbers, - but think of it as: - if (unclaimed_blocks(rgd) - *nblocks >= RGRP_RSRV_MINBLKS */ - if (unclaimed_blocks(rgd) >= RGRP_RSRV_MINBLKS + *nblocks) - rg_mblk_search(rgd, ip); - } + return start_block; } @@ -2037,34 +2027,34 @@ int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *nblocks, if (ip->i_res->rs_requested == 0) return -ECANCELED; - /* Check if we have a multi-block reservation, and if so, claim the - next free block from it. */ + /* If we have a reservation, claim blocks from it. */ if (gfs2_rs_active(ip->i_res)) { BUG_ON(!ip->i_res->rs_free); rgd = ip->i_res->rs_rgd; block = claim_reserved_blks(ip, dinode, nblocks); - } else { - rgd = ip->i_rgd; + if (*nblocks) + goto found_blocks; + } - if (!dinode && rgrp_contains_block(rgd, ip->i_goal)) - goal = ip->i_goal - rgd->rd_data0; - else - goal = rgd->rd_last_alloc; - - blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, &bi); - - /* Since all blocks are reserved in advance, this shouldn't - happen */ - if (blk == BFITNOENT) { - printk(KERN_WARNING "BFITNOENT, nblocks=%u\n", - *nblocks); - printk(KERN_WARNING "FULL=%d\n", - test_bit(GBF_FULL, &rgd->rd_bits->bi_flags)); - goto rgrp_error; - } + rgd = ip->i_rgd; - block = gfs2_alloc_extent(rgd, bi, blk, dinode, nblocks); + if (!dinode && rgrp_contains_block(rgd, ip->i_goal)) + goal = ip->i_goal - rgd->rd_data0; + else + goal = rgd->rd_last_alloc; + + blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, &bi); + + /* Since all blocks are reserved in advance, this shouldn't happen */ + if (blk == BFITNOENT) { + printk(KERN_WARNING "BFITNOENT, nblocks=%u\n", *nblocks); + printk(KERN_WARNING "FULL=%d\n", + test_bit(GBF_FULL, &rgd->rd_bits->bi_flags)); + goto rgrp_error; } + + block = gfs2_alloc_extent(rgd, bi, blk, dinode, nblocks); +found_blocks: ndata = *nblocks; if (dinode) ndata--; diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 75d6d0a3d32..6a7fcab7ecb 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -287,10 +287,12 @@ nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync) struct inode *inode = file->f_path.dentry->d_inode; ret = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (ret != 0) + goto out; mutex_lock(&inode->i_mutex); ret = nfs_file_fsync_commit(file, start, end, datasync); mutex_unlock(&inode->i_mutex); - +out: return ret; } diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index c6e895f0fbf..9b47610338f 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -154,7 +154,7 @@ static void nfs_zap_caches_locked(struct inode *inode) nfsi->attrtimeo = NFS_MINATTRTIMEO(inode); nfsi->attrtimeo_timestamp = jiffies; - memset(NFS_COOKIEVERF(inode), 0, sizeof(NFS_COOKIEVERF(inode))); + memset(NFS_I(inode)->cookieverf, 0, sizeof(NFS_I(inode)->cookieverf)); if (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode)) nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL|NFS_INO_REVAL_PAGECACHE; else diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c index d6b3b5f2d77..69322096c32 100644 --- a/fs/nfs/nfs3proc.c +++ b/fs/nfs/nfs3proc.c @@ -643,7 +643,7 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, u64 cookie, struct page **pages, unsigned int count, int plus) { struct inode *dir = dentry->d_inode; - __be32 *verf = NFS_COOKIEVERF(dir); + __be32 *verf = NFS_I(dir)->cookieverf; struct nfs3_readdirargs arg = { .fh = NFS_FH(dir), .cookie = cookie, diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index acb65e7887f..eb5eb8eef4d 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -96,13 +96,15 @@ nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync) struct inode *inode = file->f_path.dentry->d_inode; ret = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (ret != 0) + goto out; mutex_lock(&inode->i_mutex); ret = nfs_file_fsync_commit(file, start, end, datasync); if (!ret && !datasync) /* application has asked for meta-data sync */ ret = pnfs_layoutcommit_inode(inode, true); mutex_unlock(&inode->i_mutex); - +out: return ret; } diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 635274140b1..1e50326d00d 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -3215,11 +3215,11 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred, dentry->d_parent->d_name.name, dentry->d_name.name, (unsigned long long)cookie); - nfs4_setup_readdir(cookie, NFS_COOKIEVERF(dir), dentry, &args); + nfs4_setup_readdir(cookie, NFS_I(dir)->cookieverf, dentry, &args); res.pgbase = args.pgbase; status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &msg, &args.seq_args, &res.seq_res, 0); if (status >= 0) { - memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE); + memcpy(NFS_I(dir)->cookieverf, res.verifier.data, NFS4_VERIFIER_SIZE); status += args.pgbase; } @@ -3653,11 +3653,11 @@ static inline int nfs4_server_supports_acls(struct nfs_server *server) && (server->acl_bitmask & ACL4_SUPPORT_DENY_ACL); } -/* Assuming that XATTR_SIZE_MAX is a multiple of PAGE_CACHE_SIZE, and that - * it's OK to put sizeof(void) * (XATTR_SIZE_MAX/PAGE_CACHE_SIZE) bytes on +/* Assuming that XATTR_SIZE_MAX is a multiple of PAGE_SIZE, and that + * it's OK to put sizeof(void) * (XATTR_SIZE_MAX/PAGE_SIZE) bytes on * the stack. */ -#define NFS4ACL_MAXPAGES (XATTR_SIZE_MAX >> PAGE_CACHE_SHIFT) +#define NFS4ACL_MAXPAGES DIV_ROUND_UP(XATTR_SIZE_MAX, PAGE_SIZE) static int buf_to_pages_noslab(const void *buf, size_t buflen, struct page **pages, unsigned int *pgbase) @@ -3668,7 +3668,7 @@ static int buf_to_pages_noslab(const void *buf, size_t buflen, spages = pages; do { - len = min_t(size_t, PAGE_CACHE_SIZE, buflen); + len = min_t(size_t, PAGE_SIZE, buflen); newpage = alloc_page(GFP_KERNEL); if (newpage == NULL) @@ -3739,7 +3739,7 @@ static void nfs4_write_cached_acl(struct inode *inode, struct page **pages, size struct nfs4_cached_acl *acl; size_t buflen = sizeof(*acl) + acl_len; - if (pages && buflen <= PAGE_SIZE) { + if (buflen <= PAGE_SIZE) { acl = kmalloc(buflen, GFP_KERNEL); if (acl == NULL) goto out; @@ -3782,17 +3782,15 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu .rpc_argp = &args, .rpc_resp = &res, }; - int ret = -ENOMEM, npages, i; - size_t acl_len = 0; + unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE); + int ret = -ENOMEM, i; - npages = (buflen + PAGE_SIZE - 1) >> PAGE_SHIFT; /* As long as we're doing a round trip to the server anyway, * let's be prepared for a page of acl data. */ if (npages == 0) npages = 1; - - /* Add an extra page to handle the bitmap returned */ - npages++; + if (npages > ARRAY_SIZE(pages)) + return -ERANGE; for (i = 0; i < npages; i++) { pages[i] = alloc_page(GFP_KERNEL); @@ -3808,11 +3806,6 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu args.acl_len = npages * PAGE_SIZE; args.acl_pgbase = 0; - /* Let decode_getfacl know not to fail if the ACL data is larger than - * the page we send as a guess */ - if (buf == NULL) - res.acl_flags |= NFS4_ACL_LEN_REQUEST; - dprintk("%s buf %p buflen %zu npages %d args.acl_len %zu\n", __func__, buf, buflen, npages, args.acl_len); ret = nfs4_call_sync(NFS_SERVER(inode)->client, NFS_SERVER(inode), @@ -3820,20 +3813,19 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu if (ret) goto out_free; - acl_len = res.acl_len; - if (acl_len > args.acl_len) - nfs4_write_cached_acl(inode, NULL, 0, acl_len); - else - nfs4_write_cached_acl(inode, pages, res.acl_data_offset, - acl_len); - if (buf) { + /* Handle the case where the passed-in buffer is too short */ + if (res.acl_flags & NFS4_ACL_TRUNC) { + /* Did the user only issue a request for the acl length? */ + if (buf == NULL) + goto out_ok; ret = -ERANGE; - if (acl_len > buflen) - goto out_free; - _copy_from_pages(buf, pages, res.acl_data_offset, - acl_len); + goto out_free; } - ret = acl_len; + nfs4_write_cached_acl(inode, pages, res.acl_data_offset, res.acl_len); + if (buf) + _copy_from_pages(buf, pages, res.acl_data_offset, res.acl_len); +out_ok: + ret = res.acl_len; out_free: for (i = 0; i < npages; i++) if (pages[i]) @@ -3891,10 +3883,13 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl .rpc_argp = &arg, .rpc_resp = &res, }; + unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE); int ret, i; if (!nfs4_server_supports_acls(server)) return -EOPNOTSUPP; + if (npages > ARRAY_SIZE(pages)) + return -ERANGE; i = buf_to_pages_noslab(buf, buflen, arg.acl_pages, &arg.acl_pgbase); if (i < 0) return i; diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 1bfbd67c556..8dba6bd4855 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -5072,18 +5072,14 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req, * are stored with the acl data to handle the problem of * variable length bitmaps.*/ res->acl_data_offset = xdr_stream_pos(xdr) - pg_offset; - - /* We ignore &savep and don't do consistency checks on - * the attr length. Let userspace figure it out.... */ res->acl_len = attrlen; - if (attrlen > (xdr->nwords << 2)) { - if (res->acl_flags & NFS4_ACL_LEN_REQUEST) { - /* getxattr interface called with a NULL buf */ - goto out; - } + + /* Check for receive buffer overflow */ + if (res->acl_len > (xdr->nwords << 2) || + res->acl_len + res->acl_data_offset > xdr->buf->page_len) { + res->acl_flags |= NFS4_ACL_TRUNC; dprintk("NFS: acl reply: attrlen %u > page_len %u\n", attrlen, xdr->nwords << 2); - return -EINVAL; } } else status = -EOPNOTSUPP; @@ -6229,7 +6225,8 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, struct xdr_stream *xdr, status = decode_open(xdr, res); if (status) goto out; - if (decode_getfh(xdr, &res->fh) != 0) + status = decode_getfh(xdr, &res->fh); + if (status) goto out; decode_getfattr(xdr, res->f_attr, res->server); out: diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 239aff7338e..b8eda700584 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1867,6 +1867,7 @@ static int nfs23_validate_mount_data(void *options, memcpy(sap, &data->addr, sizeof(data->addr)); args->nfs_server.addrlen = sizeof(data->addr); + args->nfs_server.port = ntohs(data->addr.sin_port); if (!nfs_verify_server_address(sap)) goto out_no_address; @@ -2564,6 +2565,7 @@ static int nfs4_validate_mount_data(void *options, return -EFAULT; if (!nfs_verify_server_address(sap)) goto out_no_address; + args->nfs_server.port = ntohs(((struct sockaddr_in *)sap)->sin_port); if (data->auth_flavourlen) { if (data->auth_flavourlen > 1) diff --git a/fs/stat.c b/fs/stat.c index b6ff11825fc..40780229a03 100644 --- a/fs/stat.c +++ b/fs/stat.c @@ -58,7 +58,7 @@ EXPORT_SYMBOL(vfs_getattr); int vfs_fstat(unsigned int fd, struct kstat *stat) { int fput_needed; - struct file *f = fget_light(fd, &fput_needed); + struct file *f = fget_raw_light(fd, &fput_needed); int error = -EBADF; if (f) { diff --git a/fs/udf/file.c b/fs/udf/file.c index 7f3f7ba3df6..d1c6093fd3d 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -39,20 +39,24 @@ #include "udf_i.h" #include "udf_sb.h" -static int udf_adinicb_readpage(struct file *file, struct page *page) +static void __udf_adinicb_readpage(struct page *page) { struct inode *inode = page->mapping->host; char *kaddr; struct udf_inode_info *iinfo = UDF_I(inode); - BUG_ON(!PageLocked(page)); - kaddr = kmap(page); - memset(kaddr, 0, PAGE_CACHE_SIZE); memcpy(kaddr, iinfo->i_ext.i_data + iinfo->i_lenEAttr, inode->i_size); + memset(kaddr + inode->i_size, 0, PAGE_CACHE_SIZE - inode->i_size); flush_dcache_page(page); SetPageUptodate(page); kunmap(page); +} + +static int udf_adinicb_readpage(struct file *file, struct page *page) +{ + BUG_ON(!PageLocked(page)); + __udf_adinicb_readpage(page); unlock_page(page); return 0; @@ -77,6 +81,25 @@ static int udf_adinicb_writepage(struct page *page, return 0; } +static int udf_adinicb_write_begin(struct file *file, + struct address_space *mapping, loff_t pos, + unsigned len, unsigned flags, struct page **pagep, + void **fsdata) +{ + struct page *page; + + if (WARN_ON_ONCE(pos >= PAGE_CACHE_SIZE)) + return -EIO; + page = grab_cache_page_write_begin(mapping, 0, flags); + if (!page) + return -ENOMEM; + *pagep = page; + + if (!PageUptodate(page) && len != PAGE_CACHE_SIZE) + __udf_adinicb_readpage(page); + return 0; +} + static int udf_adinicb_write_end(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned copied, @@ -98,8 +121,8 @@ static int udf_adinicb_write_end(struct file *file, const struct address_space_operations udf_adinicb_aops = { .readpage = udf_adinicb_readpage, .writepage = udf_adinicb_writepage, - .write_begin = simple_write_begin, - .write_end = udf_adinicb_write_end, + .write_begin = udf_adinicb_write_begin, + .write_end = udf_adinicb_write_end, }; static ssize_t udf_file_aio_write(struct kiocb *iocb, const struct iovec *iov, diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index bdf0152cbbe..f4621184a9b 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -107,8 +107,7 @@ #define DRM_FORMAT_NV16 fourcc_code('N', 'V', '1', '6') /* 2x1 subsampled Cr:Cb plane */ #define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */ -/* 2 non contiguous plane YCbCr */ -#define DRM_FORMAT_NV12M fourcc_code('N', 'M', '1', '2') /* 2x2 subsampled Cr:Cb plane */ +/* special NV12 tiled format */ #define DRM_FORMAT_NV12MT fourcc_code('T', 'M', '1', '2') /* 2x2 subsampled Cr:Cb plane 64x32 macroblocks */ /* @@ -131,7 +130,4 @@ #define DRM_FORMAT_YUV444 fourcc_code('Y', 'U', '2', '4') /* non-subsampled Cb (1) and Cr (2) planes */ #define DRM_FORMAT_YVU444 fourcc_code('Y', 'V', '2', '4') /* non-subsampled Cr (1) and Cb (2) planes */ -/* 3 non contiguous plane YCbCr */ -#define DRM_FORMAT_YUV420M fourcc_code('Y', 'M', '1', '2') /* 2x2 subsampled Cb (1) and Cr (2) planes */ - #endif /* DRM_FOURCC_H */ diff --git a/include/linux/atmel-ssc.h b/include/linux/atmel-ssc.h index 06023393fba..4eb31752e2b 100644 --- a/include/linux/atmel-ssc.h +++ b/include/linux/atmel-ssc.h @@ -3,6 +3,7 @@ #include <linux/platform_device.h> #include <linux/list.h> +#include <linux/io.h> struct ssc_device { struct list_head list; diff --git a/include/linux/i2c-pnx.h b/include/linux/i2c-pnx.h index 1bc74afe7a3..49ed17fdf05 100644 --- a/include/linux/i2c-pnx.h +++ b/include/linux/i2c-pnx.h @@ -22,6 +22,7 @@ struct i2c_pnx_mif { struct timer_list timer; /* Timeout */ u8 * buf; /* Data buffer */ int len; /* Length of data buffer */ + int order; /* RX Bytes to order via TX */ }; struct i2c_pnx_algo_data { diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 604382143bc..594b419b7d2 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -82,10 +82,18 @@ __x - (__x % (y)); \ } \ ) + +/* + * Divide positive or negative dividend by positive divisor and round + * to closest integer. Result is undefined for negative divisors. + */ #define DIV_ROUND_CLOSEST(x, divisor)( \ { \ - typeof(divisor) __divisor = divisor; \ - (((x) + ((__divisor) / 2)) / (__divisor)); \ + typeof(x) __x = x; \ + typeof(divisor) __d = divisor; \ + (((typeof(x))-1) >= 0 || (__x) >= 0) ? \ + (((__x) + ((__d) / 2)) / (__d)) : \ + (((__x) - ((__d) / 2)) / (__d)); \ } \ ) diff --git a/include/linux/kobject.h b/include/linux/kobject.h index fc615a97e2d..1e57449395b 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -224,7 +224,7 @@ static inline int kobject_uevent_env(struct kobject *kobj, static inline __printf(2, 3) int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...) -{ return 0; } +{ return -ENOMEM; } static inline int kobject_action_type(const char *buf, size_t count, enum kobject_action *type) diff --git a/include/linux/mISDNhw.h b/include/linux/mISDNhw.h index d0752eca9b4..9d96d5d4dfe 100644 --- a/include/linux/mISDNhw.h +++ b/include/linux/mISDNhw.h @@ -183,7 +183,7 @@ extern int mISDN_initbchannel(struct bchannel *, unsigned short, unsigned short); extern int mISDN_freedchannel(struct dchannel *); extern void mISDN_clear_bchannel(struct bchannel *); -extern int mISDN_freebchannel(struct bchannel *); +extern void mISDN_freebchannel(struct bchannel *); extern int mISDN_ctrl_bchannel(struct bchannel *, struct mISDN_ctrl_req *); extern void queue_ch_frame(struct mISDNchannel *, u_int, int, struct sk_buff *); diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 3a8435a8058..cebe97ee98b 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -16,6 +16,8 @@ #include <linux/platform_device.h> +struct irq_domain; + /* * This struct describes the MFD part ("cell"). * After registration the copy of this structure will become the platform data @@ -98,7 +100,7 @@ static inline const struct mfd_cell *mfd_get_cell(struct platform_device *pdev) extern int mfd_add_devices(struct device *parent, int id, struct mfd_cell *cells, int n_devs, struct resource *mem_base, - int irq_base); + int irq_base, struct irq_domain *irq_domain); extern void mfd_remove_devices(struct device *parent); diff --git a/include/linux/mfd/tps65217.h b/include/linux/mfd/tps65217.h index 12c06870829..7cd83d826ed 100644 --- a/include/linux/mfd/tps65217.h +++ b/include/linux/mfd/tps65217.h @@ -22,6 +22,9 @@ #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> +/* TPS chip id list */ +#define TPS65217 0xF0 + /* I2C ID for TPS65217 part */ #define TPS65217_I2C_ID 0x24 @@ -248,13 +251,11 @@ struct tps_info { struct tps65217 { struct device *dev; struct tps65217_board *pdata; + unsigned int id; struct regulator_desc desc[TPS65217_NUM_REGULATOR]; struct regulator_dev *rdev[TPS65217_NUM_REGULATOR]; struct tps_info *info[TPS65217_NUM_REGULATOR]; struct regmap *regmap; - - /* Client devices */ - struct platform_device *regulator_pdev[TPS65217_NUM_REGULATOR]; }; static inline struct tps65217 *dev_to_tps65217(struct device *dev) @@ -262,6 +263,11 @@ static inline struct tps65217 *dev_to_tps65217(struct device *dev) return dev_get_drvdata(dev); } +static inline int tps65217_chip_id(struct tps65217 *tps65217) +{ + return tps65217->id; +} + int tps65217_reg_read(struct tps65217 *tps, unsigned int reg, unsigned int *val); int tps65217_reg_write(struct tps65217 *tps, unsigned int reg, diff --git a/include/linux/mfd/tps6586x.h b/include/linux/mfd/tps6586x.h index f350fd0ba1d..94514710a03 100644 --- a/include/linux/mfd/tps6586x.h +++ b/include/linux/mfd/tps6586x.h @@ -14,6 +14,7 @@ #define TPS6586X_SLEW_RATE_MASK 0x07 enum { + TPS6586X_ID_SYS, TPS6586X_ID_SM_0, TPS6586X_ID_SM_1, TPS6586X_ID_SM_2, diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index bd6c9fcdf2d..6e1b0f973a0 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -796,6 +796,19 @@ enum mlx4_net_trans_rule_id { MLX4_NET_TRANS_RULE_NUM, /* should be last */ }; +extern const u16 __sw_id_hw[]; + +static inline int map_hw_to_sw_id(u16 header_id) +{ + + int i; + for (i = 0; i < MLX4_NET_TRANS_RULE_NUM; i++) { + if (header_id == __sw_id_hw[i]) + return i; + } + return -EINVAL; +} + enum mlx4_net_trans_promisc_mode { MLX4_FS_PROMISC_NONE = 0, MLX4_FS_PROMISC_UPLINK, diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 111aca5e97f..4b27f9f503e 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -239,6 +239,7 @@ struct mmc_card { #define MMC_QUIRK_BLK_NO_CMD23 (1<<7) /* Avoid CMD23 for regular multiblock */ #define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8) /* Avoid sending 512 bytes in */ #define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ +#define MMC_QUIRK_SEC_ERASE_TRIM_BROKEN (1<<10) /* Skip secure for erase/trim */ /* byte mode */ unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ #define MMC_NO_POWER_NOTIFICATION 0 diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 1f8fc7f9bcd..4b03f56e280 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -265,11 +265,6 @@ static inline const struct nfs_rpc_ops *NFS_PROTO(const struct inode *inode) return NFS_SERVER(inode)->nfs_client->rpc_ops; } -static inline __be32 *NFS_COOKIEVERF(const struct inode *inode) -{ - return NFS_I(inode)->cookieverf; -} - static inline unsigned NFS_MINATTRTIMEO(const struct inode *inode) { struct nfs_server *nfss = NFS_SERVER(inode); diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index ac7c8ae254f..be9cf3c7e79 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -652,7 +652,7 @@ struct nfs_getaclargs { }; /* getxattr ACL interface flags */ -#define NFS4_ACL_LEN_REQUEST 0x0001 /* zero length getxattr buffer */ +#define NFS4_ACL_TRUNC 0x0001 /* ACL was truncated */ struct nfs_getaclres { size_t acl_len; size_t acl_data_offset; diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index fc352607734..6b4565c440c 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2149,7 +2149,7 @@ #define PCI_DEVICE_ID_TIGON3_5704S 0x16a8 #define PCI_DEVICE_ID_NX2_57800_VF 0x16a9 #define PCI_DEVICE_ID_NX2_5706S 0x16aa -#define PCI_DEVICE_ID_NX2_57840_MF 0x16ab +#define PCI_DEVICE_ID_NX2_57840_MF 0x16a4 #define PCI_DEVICE_ID_NX2_5708S 0x16ac #define PCI_DEVICE_ID_NX2_57840_VF 0x16ad #define PCI_DEVICE_ID_NX2_57810_MF 0x16ae diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 7602ccb3f40..33ed9d605f9 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -926,7 +926,7 @@ struct perf_event { struct hw_perf_event hw; struct perf_event_context *ctx; - struct file *filp; + atomic_long_t refcount; /* * These accumulate total time (in nanoseconds) that children @@ -1296,6 +1296,7 @@ extern int perf_swevent_get_recursion_context(void); extern void perf_swevent_put_recursion_context(int rctx); extern void perf_event_enable(struct perf_event *event); extern void perf_event_disable(struct perf_event *event); +extern int __perf_event_disable(void *info); extern void perf_event_task_tick(void); #else static inline void @@ -1334,6 +1335,7 @@ static inline int perf_swevent_get_recursion_context(void) { return -1; } static inline void perf_swevent_put_recursion_context(int rctx) { } static inline void perf_event_enable(struct perf_event *event) { } static inline void perf_event_disable(struct perf_event *event) { } +static inline int __perf_event_disable(void *info) { return -1; } static inline void perf_event_task_tick(void) { } #endif diff --git a/include/linux/sched.h b/include/linux/sched.h index b8c86648a2f..23bddac4bad 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -954,7 +954,6 @@ struct sched_domain { unsigned int smt_gain; int flags; /* See SD_* */ int level; - int idle_buddy; /* cpu assigned to select_idle_sibling() */ /* Runtime fields. */ unsigned long last_balance; /* init to jiffies. units in jiffies */ diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index cff40aa7db6..bf8c49ff753 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -114,6 +114,7 @@ struct rpc_xprt_ops { void (*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize); int (*reserve_xprt)(struct rpc_xprt *xprt, struct rpc_task *task); void (*release_xprt)(struct rpc_xprt *xprt, struct rpc_task *task); + void (*alloc_slot)(struct rpc_xprt *xprt, struct rpc_task *task); void (*rpcbind)(struct rpc_task *task); void (*set_port)(struct rpc_xprt *xprt, unsigned short port); void (*connect)(struct rpc_task *task); @@ -281,6 +282,8 @@ void xprt_connect(struct rpc_task *task); void xprt_reserve(struct rpc_task *task); int xprt_reserve_xprt(struct rpc_xprt *xprt, struct rpc_task *task); int xprt_reserve_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task); +void xprt_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task); +void xprt_lock_and_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task); int xprt_prepare_transmit(struct rpc_task *task); void xprt_transmit(struct rpc_task *task); void xprt_end_transmit(struct rpc_task *task); diff --git a/include/linux/usb/nop-usb-xceiv.h b/include/linux/usb/nop-usb-xceiv.h new file mode 100644 index 00000000000..28884c71741 --- /dev/null +++ b/include/linux/usb/nop-usb-xceiv.h @@ -0,0 +1,24 @@ +#ifndef __LINUX_USB_NOP_XCEIV_H +#define __LINUX_USB_NOP_XCEIV_H + +#include <linux/usb/otg.h> + +struct nop_usb_xceiv_platform_data { + enum usb_phy_type type; +}; + +#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE)) +/* sometimes transceivers are accessed only through e.g. ULPI */ +extern void usb_nop_xceiv_register(void); +extern void usb_nop_xceiv_unregister(void); +#else +static inline void usb_nop_xceiv_register(void) +{ +} + +static inline void usb_nop_xceiv_unregister(void) +{ +} +#endif + +#endif /* __LINUX_USB_NOP_XCEIV_H */ diff --git a/include/linux/usb/omap_usb.h b/include/linux/usb/omap_usb.h new file mode 100644 index 00000000000..0ea17f8ae82 --- /dev/null +++ b/include/linux/usb/omap_usb.h @@ -0,0 +1,46 @@ +/* + * omap_usb.h -- omap usb2 phy header file + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Author: Kishon Vijay Abraham I <kishon@ti.com> + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __DRIVERS_OMAP_USB2_H +#define __DRIVERS_OMAP_USB2_H + +#include <linux/usb/otg.h> + +struct omap_usb { + struct usb_phy phy; + struct phy_companion *comparator; + struct device *dev; + u32 __iomem *control_dev; + struct clk *wkupclk; + u8 is_suspended:1; +}; + +#define PHY_PD 0x1 + +#define phy_to_omapusb(x) container_of((x), struct omap_usb, phy) + +#if defined(CONFIG_OMAP_USB2) || defined(CONFIG_OMAP_USB2_MODULE) +extern int omap_usb2_set_comparator(struct phy_companion *comparator); +#else +static inline int omap_usb2_set_comparator(struct phy_companion *comparator) +{ + return -ENODEV; +} +#endif + +#endif /* __DRIVERS_OMAP_USB_H */ diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 45824be0a2f..e8a5fe87c6b 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -9,56 +9,7 @@ #ifndef __LINUX_USB_OTG_H #define __LINUX_USB_OTG_H -#include <linux/notifier.h> - -/* OTG defines lots of enumeration states before device reset */ -enum usb_otg_state { - OTG_STATE_UNDEFINED = 0, - - /* single-role peripheral, and dual-role default-b */ - OTG_STATE_B_IDLE, - OTG_STATE_B_SRP_INIT, - OTG_STATE_B_PERIPHERAL, - - /* extra dual-role default-b states */ - OTG_STATE_B_WAIT_ACON, - OTG_STATE_B_HOST, - - /* dual-role default-a */ - OTG_STATE_A_IDLE, - OTG_STATE_A_WAIT_VRISE, - OTG_STATE_A_WAIT_BCON, - OTG_STATE_A_HOST, - OTG_STATE_A_SUSPEND, - OTG_STATE_A_PERIPHERAL, - OTG_STATE_A_WAIT_VFALL, - OTG_STATE_A_VBUS_ERR, -}; - -enum usb_phy_events { - USB_EVENT_NONE, /* no events or cable disconnected */ - USB_EVENT_VBUS, /* vbus valid event */ - USB_EVENT_ID, /* id was grounded */ - USB_EVENT_CHARGER, /* usb dedicated charger */ - USB_EVENT_ENUMERATED, /* gadget driver enumerated */ -}; - -/* associate a type with PHY */ -enum usb_phy_type { - USB_PHY_TYPE_UNDEFINED, - USB_PHY_TYPE_USB2, - USB_PHY_TYPE_USB3, -}; - -struct usb_phy; - -/* for transceivers connected thru an ULPI interface, the user must - * provide access ops - */ -struct usb_phy_io_ops { - int (*read)(struct usb_phy *x, u32 reg); - int (*write)(struct usb_phy *x, u32 val, u32 reg); -}; +#include <linux/usb/phy.h> struct usb_otg { u8 default_a; @@ -85,134 +36,9 @@ struct usb_otg { }; -/* - * the otg driver needs to interact with both device side and host side - * usb controllers. it decides which controller is active at a given - * moment, using the transceiver, ID signal, HNP and sometimes static - * configuration information (including "board isn't wired for otg"). - */ -struct usb_phy { - struct device *dev; - const char *label; - unsigned int flags; - - enum usb_phy_type type; - enum usb_otg_state state; - enum usb_phy_events last_event; - - struct usb_otg *otg; - - struct device *io_dev; - struct usb_phy_io_ops *io_ops; - void __iomem *io_priv; - - /* for notification of usb_phy_events */ - struct atomic_notifier_head notifier; - - /* to pass extra port status to the root hub */ - u16 port_status; - u16 port_change; - - /* to support controllers that have multiple transceivers */ - struct list_head head; - - /* initialize/shutdown the OTG controller */ - int (*init)(struct usb_phy *x); - void (*shutdown)(struct usb_phy *x); - - /* effective for B devices, ignored for A-peripheral */ - int (*set_power)(struct usb_phy *x, - unsigned mA); - - /* for non-OTG B devices: set transceiver into suspend mode */ - int (*set_suspend)(struct usb_phy *x, - int suspend); - - /* notify phy connect status change */ - int (*notify_connect)(struct usb_phy *x, int port); - int (*notify_disconnect)(struct usb_phy *x, int port); -}; - - -/* for board-specific init logic */ -extern int usb_add_phy(struct usb_phy *, enum usb_phy_type type); -extern void usb_remove_phy(struct usb_phy *); - -#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE)) -/* sometimes transceivers are accessed only through e.g. ULPI */ -extern void usb_nop_xceiv_register(void); -extern void usb_nop_xceiv_unregister(void); -#else -static inline void usb_nop_xceiv_register(void) -{ -} - -static inline void usb_nop_xceiv_unregister(void) -{ -} -#endif - -/* helpers for direct access thru low-level io interface */ -static inline int usb_phy_io_read(struct usb_phy *x, u32 reg) -{ - if (x->io_ops && x->io_ops->read) - return x->io_ops->read(x, reg); - - return -EINVAL; -} - -static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg) -{ - if (x->io_ops && x->io_ops->write) - return x->io_ops->write(x, val, reg); - - return -EINVAL; -} - -static inline int -usb_phy_init(struct usb_phy *x) -{ - if (x->init) - return x->init(x); - - return 0; -} - -static inline void -usb_phy_shutdown(struct usb_phy *x) -{ - if (x->shutdown) - x->shutdown(x); -} - -/* for usb host and peripheral controller drivers */ #ifdef CONFIG_USB_OTG_UTILS -extern struct usb_phy *usb_get_phy(enum usb_phy_type type); -extern struct usb_phy *devm_usb_get_phy(struct device *dev, - enum usb_phy_type type); -extern void usb_put_phy(struct usb_phy *); -extern void devm_usb_put_phy(struct device *dev, struct usb_phy *x); extern const char *otg_state_string(enum usb_otg_state state); #else -static inline struct usb_phy *usb_get_phy(enum usb_phy_type type) -{ - return NULL; -} - -static inline struct usb_phy *devm_usb_get_phy(struct device *dev, - enum usb_phy_type type) -{ - return NULL; -} - -static inline void usb_put_phy(struct usb_phy *x) -{ -} - -static inline void devm_usb_put_phy(struct device *dev, struct usb_phy *x) -{ -} - static inline const char *otg_state_string(enum usb_otg_state state) { return NULL; @@ -262,42 +88,6 @@ otg_set_peripheral(struct usb_otg *otg, struct usb_gadget *periph) } static inline int -usb_phy_set_power(struct usb_phy *x, unsigned mA) -{ - if (x && x->set_power) - return x->set_power(x, mA); - return 0; -} - -/* Context: can sleep */ -static inline int -usb_phy_set_suspend(struct usb_phy *x, int suspend) -{ - if (x->set_suspend != NULL) - return x->set_suspend(x, suspend); - else - return 0; -} - -static inline int -usb_phy_notify_connect(struct usb_phy *x, int port) -{ - if (x->notify_connect) - return x->notify_connect(x, port); - else - return 0; -} - -static inline int -usb_phy_notify_disconnect(struct usb_phy *x, int port) -{ - if (x->notify_disconnect) - return x->notify_disconnect(x, port); - else - return 0; -} - -static inline int otg_start_srp(struct usb_otg *otg) { if (otg && otg->start_srp) @@ -306,31 +96,7 @@ otg_start_srp(struct usb_otg *otg) return -ENOTSUPP; } -/* notifiers */ -static inline int -usb_register_notifier(struct usb_phy *x, struct notifier_block *nb) -{ - return atomic_notifier_chain_register(&x->notifier, nb); -} - -static inline void -usb_unregister_notifier(struct usb_phy *x, struct notifier_block *nb) -{ - atomic_notifier_chain_unregister(&x->notifier, nb); -} - /* for OTG controller drivers (and maybe other stuff) */ extern int usb_bus_start_enum(struct usb_bus *bus, unsigned port_num); -static inline const char *usb_phy_type_string(enum usb_phy_type type) -{ - switch (type) { - case USB_PHY_TYPE_USB2: - return "USB2 PHY"; - case USB_PHY_TYPE_USB3: - return "USB3 PHY"; - default: - return "UNKNOWN PHY TYPE"; - } -} #endif /* __LINUX_USB_OTG_H */ diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h new file mode 100644 index 00000000000..06b5bae35b2 --- /dev/null +++ b/include/linux/usb/phy.h @@ -0,0 +1,233 @@ +/* USB OTG (On The Go) defines */ +/* + * + * These APIs may be used between USB controllers. USB device drivers + * (for either host or peripheral roles) don't use these calls; they + * continue to use just usb_device and usb_gadget. + */ + +#ifndef __LINUX_USB_PHY_H +#define __LINUX_USB_PHY_H + +#include <linux/notifier.h> + +enum usb_phy_events { + USB_EVENT_NONE, /* no events or cable disconnected */ + USB_EVENT_VBUS, /* vbus valid event */ + USB_EVENT_ID, /* id was grounded */ + USB_EVENT_CHARGER, /* usb dedicated charger */ + USB_EVENT_ENUMERATED, /* gadget driver enumerated */ +}; + +/* associate a type with PHY */ +enum usb_phy_type { + USB_PHY_TYPE_UNDEFINED, + USB_PHY_TYPE_USB2, + USB_PHY_TYPE_USB3, +}; + +/* OTG defines lots of enumeration states before device reset */ +enum usb_otg_state { + OTG_STATE_UNDEFINED = 0, + + /* single-role peripheral, and dual-role default-b */ + OTG_STATE_B_IDLE, + OTG_STATE_B_SRP_INIT, + OTG_STATE_B_PERIPHERAL, + + /* extra dual-role default-b states */ + OTG_STATE_B_WAIT_ACON, + OTG_STATE_B_HOST, + + /* dual-role default-a */ + OTG_STATE_A_IDLE, + OTG_STATE_A_WAIT_VRISE, + OTG_STATE_A_WAIT_BCON, + OTG_STATE_A_HOST, + OTG_STATE_A_SUSPEND, + OTG_STATE_A_PERIPHERAL, + OTG_STATE_A_WAIT_VFALL, + OTG_STATE_A_VBUS_ERR, +}; + +struct usb_phy; +struct usb_otg; + +/* for transceivers connected thru an ULPI interface, the user must + * provide access ops + */ +struct usb_phy_io_ops { + int (*read)(struct usb_phy *x, u32 reg); + int (*write)(struct usb_phy *x, u32 val, u32 reg); +}; + +struct usb_phy { + struct device *dev; + const char *label; + unsigned int flags; + + enum usb_phy_type type; + enum usb_otg_state state; + enum usb_phy_events last_event; + + struct usb_otg *otg; + + struct device *io_dev; + struct usb_phy_io_ops *io_ops; + void __iomem *io_priv; + + /* for notification of usb_phy_events */ + struct atomic_notifier_head notifier; + + /* to pass extra port status to the root hub */ + u16 port_status; + u16 port_change; + + /* to support controllers that have multiple transceivers */ + struct list_head head; + + /* initialize/shutdown the OTG controller */ + int (*init)(struct usb_phy *x); + void (*shutdown)(struct usb_phy *x); + + /* effective for B devices, ignored for A-peripheral */ + int (*set_power)(struct usb_phy *x, + unsigned mA); + + /* for non-OTG B devices: set transceiver into suspend mode */ + int (*set_suspend)(struct usb_phy *x, + int suspend); + + /* notify phy connect status change */ + int (*notify_connect)(struct usb_phy *x, int port); + int (*notify_disconnect)(struct usb_phy *x, int port); +}; + + +/* for board-specific init logic */ +extern int usb_add_phy(struct usb_phy *, enum usb_phy_type type); +extern void usb_remove_phy(struct usb_phy *); + +/* helpers for direct access thru low-level io interface */ +static inline int usb_phy_io_read(struct usb_phy *x, u32 reg) +{ + if (x->io_ops && x->io_ops->read) + return x->io_ops->read(x, reg); + + return -EINVAL; +} + +static inline int usb_phy_io_write(struct usb_phy *x, u32 val, u32 reg) +{ + if (x->io_ops && x->io_ops->write) + return x->io_ops->write(x, val, reg); + + return -EINVAL; +} + +static inline int +usb_phy_init(struct usb_phy *x) +{ + if (x->init) + return x->init(x); + + return 0; +} + +static inline void +usb_phy_shutdown(struct usb_phy *x) +{ + if (x->shutdown) + x->shutdown(x); +} + +/* for usb host and peripheral controller drivers */ +#ifdef CONFIG_USB_OTG_UTILS +extern struct usb_phy *usb_get_phy(enum usb_phy_type type); +extern struct usb_phy *devm_usb_get_phy(struct device *dev, + enum usb_phy_type type); +extern void usb_put_phy(struct usb_phy *); +extern void devm_usb_put_phy(struct device *dev, struct usb_phy *x); +#else +static inline struct usb_phy *usb_get_phy(enum usb_phy_type type) +{ + return NULL; +} + +static inline struct usb_phy *devm_usb_get_phy(struct device *dev, + enum usb_phy_type type) +{ + return NULL; +} + +static inline void usb_put_phy(struct usb_phy *x) +{ +} + +static inline void devm_usb_put_phy(struct device *dev, struct usb_phy *x) +{ +} + +#endif + +static inline int +usb_phy_set_power(struct usb_phy *x, unsigned mA) +{ + if (x && x->set_power) + return x->set_power(x, mA); + return 0; +} + +/* Context: can sleep */ +static inline int +usb_phy_set_suspend(struct usb_phy *x, int suspend) +{ + if (x->set_suspend != NULL) + return x->set_suspend(x, suspend); + else + return 0; +} + +static inline int +usb_phy_notify_connect(struct usb_phy *x, int port) +{ + if (x->notify_connect) + return x->notify_connect(x, port); + else + return 0; +} + +static inline int +usb_phy_notify_disconnect(struct usb_phy *x, int port) +{ + if (x->notify_disconnect) + return x->notify_disconnect(x, port); + else + return 0; +} + +/* notifiers */ +static inline int +usb_register_notifier(struct usb_phy *x, struct notifier_block *nb) +{ + return atomic_notifier_chain_register(&x->notifier, nb); +} + +static inline void +usb_unregister_notifier(struct usb_phy *x, struct notifier_block *nb) +{ + atomic_notifier_chain_unregister(&x->notifier, nb); +} + +static inline const char *usb_phy_type_string(enum usb_phy_type type) +{ + switch (type) { + case USB_PHY_TYPE_USB2: + return "USB2 PHY"; + case USB_PHY_TYPE_USB3: + return "USB3 PHY"; + default: + return "UNKNOWN PHY TYPE"; + } +} +#endif /* __LINUX_USB_PHY_H */ diff --git a/include/linux/usb/phy_companion.h b/include/linux/usb/phy_companion.h new file mode 100644 index 00000000000..edd2ec23d28 --- /dev/null +++ b/include/linux/usb/phy_companion.h @@ -0,0 +1,34 @@ +/* + * phy-companion.h -- phy companion to indicate the comparator part of PHY + * + * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * Author: Kishon Vijay Abraham I <kishon@ti.com> + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __DRIVERS_PHY_COMPANION_H +#define __DRIVERS_PHY_COMPANION_H + +#include <linux/usb/otg.h> + +/* phy_companion to take care of VBUS, ID and srp capabilities */ +struct phy_companion { + + /* effective for A-peripheral, ignored for B devices */ + int (*set_vbus)(struct phy_companion *x, bool enabled); + + /* for B devices only: start session with A-Host */ + int (*start_srp)(struct phy_companion *x); +}; + +#endif /* __DRIVERS_PHY_COMPANION_H */ diff --git a/arch/arm/mach-tegra/include/mach/usb_phy.h b/include/linux/usb/tegra_usb_phy.h index 935ce9f6559..176b1ca06ae 100644 --- a/arch/arm/mach-tegra/include/mach/usb_phy.h +++ b/include/linux/usb/tegra_usb_phy.h @@ -1,6 +1,4 @@ /* - * arch/arm/mach-tegra/include/mach/usb_phy.h - * * Copyright (C) 2010 Google, Inc. * * This software is licensed under the terms of the GNU General Public @@ -14,8 +12,8 @@ * */ -#ifndef __MACH_USB_PHY_H -#define __MACH_USB_PHY_H +#ifndef __TEGRA_USB_PHY_H +#define __TEGRA_USB_PHY_H #include <linux/clk.h> #include <linux/usb/otg.h> @@ -59,19 +57,17 @@ struct tegra_usb_phy { enum tegra_usb_phy_mode mode; void *config; struct usb_phy *ulpi; + struct usb_phy u_phy; + struct device *dev; }; struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode); -int tegra_usb_phy_power_on(struct tegra_usb_phy *phy); - void tegra_usb_phy_clk_disable(struct tegra_usb_phy *phy); void tegra_usb_phy_clk_enable(struct tegra_usb_phy *phy); -void tegra_usb_phy_power_off(struct tegra_usb_phy *phy); - void tegra_usb_phy_preresume(struct tegra_usb_phy *phy); void tegra_usb_phy_postresume(struct tegra_usb_phy *phy); @@ -81,6 +77,4 @@ void tegra_ehci_phy_restore_start(struct tegra_usb_phy *phy, void tegra_ehci_phy_restore_end(struct tegra_usb_phy *phy); -void tegra_usb_phy_close(struct tegra_usb_phy *phy); - -#endif /* __MACH_USB_PHY_H */ +#endif /* __TEGRA_USB_PHY_H */ diff --git a/include/net/bluetooth/smp.h b/include/net/bluetooth/smp.h index ca356a73492..8b27927b2a5 100644 --- a/include/net/bluetooth/smp.h +++ b/include/net/bluetooth/smp.h @@ -136,7 +136,7 @@ struct smp_chan { }; /* SMP Commands */ -int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level); +int smp_conn_security(struct hci_conn *hcon, __u8 sec_level); int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb); int smp_distribute_keys(struct l2cap_conn *conn, __u8 force); int smp_user_confirm_reply(struct hci_conn *conn, u16 mgmt_op, __le32 passkey); diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h index e1ce1048fe5..4a045cda9c6 100644 --- a/include/net/netfilter/nf_conntrack_ecache.h +++ b/include/net/netfilter/nf_conntrack_ecache.h @@ -18,6 +18,7 @@ struct nf_conntrack_ecache { u16 ctmask; /* bitmask of ct events to be delivered */ u16 expmask; /* bitmask of expect events to be delivered */ u32 pid; /* netlink pid of destroyer */ + struct timer_list timeout; }; static inline struct nf_conntrack_ecache * diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 976a81abe1a..639dd1316d3 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -273,6 +273,9 @@ struct xfrm_replay { int (*check)(struct xfrm_state *x, struct sk_buff *skb, __be32 net_seq); + int (*recheck)(struct xfrm_state *x, + struct sk_buff *skb, + __be32 net_seq); void (*notify)(struct xfrm_state *x, int event); int (*overflow)(struct xfrm_state *x, struct sk_buff *skb); }; diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index f1405d335a9..941c84bf106 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -23,7 +23,9 @@ struct se_subsystem_api { struct se_device *(*create_virtdevice)(struct se_hba *, struct se_subsystem_dev *, void *); void (*free_device)(void *); - int (*transport_complete)(struct se_cmd *cmd, struct scatterlist *); + void (*transport_complete)(struct se_cmd *cmd, + struct scatterlist *, + unsigned char *); int (*parse_cdb)(struct se_cmd *cmd); ssize_t (*check_configfs_dev_params)(struct se_hba *, diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 015cea01ae3..5be89373cea 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -121,6 +121,7 @@ #define SE_INQUIRY_BUF 512 #define SE_MODE_PAGE_BUF 512 +#define SE_SENSE_BUF 96 /* struct se_hba->hba_flags */ enum hba_flags_table { diff --git a/include/video/epson1355.h b/include/video/epson1355.h deleted file mode 100644 index 9759f299499..00000000000 --- a/include/video/epson1355.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * include/video/epson13xx.h -- Epson 13xx frame buffer - * - * Copyright (C) Hewlett-Packard Company. All rights reserved. - * - * Written by Christopher Hoover <ch@hpl.hp.com> - * - */ - -#ifndef _EPSON13XX_H_ -#define _EPSON13XX_H_ - -#define REG_REVISION_CODE 0x00 -#define REG_MEMORY_CONFIG 0x01 -#define REG_PANEL_TYPE 0x02 -#define REG_MOD_RATE 0x03 -#define REG_HORZ_DISP_WIDTH 0x04 -#define REG_HORZ_NONDISP_PERIOD 0x05 -#define REG_HRTC_START_POSITION 0x06 -#define REG_HRTC_PULSE_WIDTH 0x07 -#define REG_VERT_DISP_HEIGHT0 0x08 -#define REG_VERT_DISP_HEIGHT1 0x09 -#define REG_VERT_NONDISP_PERIOD 0x0A -#define REG_VRTC_START_POSITION 0x0B -#define REG_VRTC_PULSE_WIDTH 0x0C -#define REG_DISPLAY_MODE 0x0D -#define REG_SCRN1_LINE_COMPARE0 0x0E -#define REG_SCRN1_LINE_COMPARE1 0x0F -#define REG_SCRN1_DISP_START_ADDR0 0x10 -#define REG_SCRN1_DISP_START_ADDR1 0x11 -#define REG_SCRN1_DISP_START_ADDR2 0x12 -#define REG_SCRN2_DISP_START_ADDR0 0x13 -#define REG_SCRN2_DISP_START_ADDR1 0x14 -#define REG_SCRN2_DISP_START_ADDR2 0x15 -#define REG_MEM_ADDR_OFFSET0 0x16 -#define REG_MEM_ADDR_OFFSET1 0x17 -#define REG_PIXEL_PANNING 0x18 -#define REG_CLOCK_CONFIG 0x19 -#define REG_POWER_SAVE_CONFIG 0x1A -#define REG_MISC 0x1B -#define REG_MD_CONFIG_READBACK0 0x1C -#define REG_MD_CONFIG_READBACK1 0x1D -#define REG_GPIO_CONFIG0 0x1E -#define REG_GPIO_CONFIG1 0x1F -#define REG_GPIO_CONTROL0 0x20 -#define REG_GPIO_CONTROL1 0x21 -#define REG_PERF_ENHANCEMENT0 0x22 -#define REG_PERF_ENHANCEMENT1 0x23 -#define REG_LUT_ADDR 0x24 -#define REG_RESERVED_1 0x25 -#define REG_LUT_DATA 0x26 -#define REG_INK_CURSOR_CONTROL 0x27 -#define REG_CURSOR_X_POSITION0 0x28 -#define REG_CURSOR_X_POSITION1 0x29 -#define REG_CURSOR_Y_POSITION0 0x2A -#define REG_CURSOR_Y_POSITION1 0x2B -#define REG_INK_CURSOR_COLOR0_0 0x2C -#define REG_INK_CURSOR_COLOR0_1 0x2D -#define REG_INK_CURSOR_COLOR1_0 0x2E -#define REG_INK_CURSOR_COLOR1_1 0x2F -#define REG_INK_CURSOR_START_ADDR 0x30 -#define REG_ALTERNATE_FRM 0x31 - -#endif diff --git a/kernel/events/core.c b/kernel/events/core.c index b7935fcec7d..7fee567153f 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -1253,7 +1253,7 @@ retry: /* * Cross CPU call to disable a performance event */ -static int __perf_event_disable(void *info) +int __perf_event_disable(void *info) { struct perf_event *event = info; struct perf_event_context *ctx = event->ctx; @@ -2935,12 +2935,12 @@ EXPORT_SYMBOL_GPL(perf_event_release_kernel); /* * Called when the last reference to the file is gone. */ -static int perf_release(struct inode *inode, struct file *file) +static void put_event(struct perf_event *event) { - struct perf_event *event = file->private_data; struct task_struct *owner; - file->private_data = NULL; + if (!atomic_long_dec_and_test(&event->refcount)) + return; rcu_read_lock(); owner = ACCESS_ONCE(event->owner); @@ -2975,7 +2975,13 @@ static int perf_release(struct inode *inode, struct file *file) put_task_struct(owner); } - return perf_event_release_kernel(event); + perf_event_release_kernel(event); +} + +static int perf_release(struct inode *inode, struct file *file) +{ + put_event(file->private_data); + return 0; } u64 perf_event_read_value(struct perf_event *event, u64 *enabled, u64 *running) @@ -3227,7 +3233,7 @@ unlock: static const struct file_operations perf_fops; -static struct perf_event *perf_fget_light(int fd, int *fput_needed) +static struct file *perf_fget_light(int fd, int *fput_needed) { struct file *file; @@ -3241,7 +3247,7 @@ static struct perf_event *perf_fget_light(int fd, int *fput_needed) return ERR_PTR(-EBADF); } - return file->private_data; + return file; } static int perf_event_set_output(struct perf_event *event, @@ -3273,19 +3279,21 @@ static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case PERF_EVENT_IOC_SET_OUTPUT: { + struct file *output_file = NULL; struct perf_event *output_event = NULL; int fput_needed = 0; int ret; if (arg != -1) { - output_event = perf_fget_light(arg, &fput_needed); - if (IS_ERR(output_event)) - return PTR_ERR(output_event); + output_file = perf_fget_light(arg, &fput_needed); + if (IS_ERR(output_file)) + return PTR_ERR(output_file); + output_event = output_file->private_data; } ret = perf_event_set_output(event, output_event); if (output_event) - fput_light(output_event->filp, fput_needed); + fput_light(output_file, fput_needed); return ret; } @@ -5950,6 +5958,7 @@ perf_event_alloc(struct perf_event_attr *attr, int cpu, mutex_init(&event->mmap_mutex); + atomic_long_set(&event->refcount, 1); event->cpu = cpu; event->attr = *attr; event->group_leader = group_leader; @@ -6260,12 +6269,12 @@ SYSCALL_DEFINE5(perf_event_open, return event_fd; if (group_fd != -1) { - group_leader = perf_fget_light(group_fd, &fput_needed); - if (IS_ERR(group_leader)) { - err = PTR_ERR(group_leader); + group_file = perf_fget_light(group_fd, &fput_needed); + if (IS_ERR(group_file)) { + err = PTR_ERR(group_file); goto err_fd; } - group_file = group_leader->filp; + group_leader = group_file->private_data; if (flags & PERF_FLAG_FD_OUTPUT) output_event = group_leader; if (flags & PERF_FLAG_FD_NO_GROUP) @@ -6402,7 +6411,6 @@ SYSCALL_DEFINE5(perf_event_open, put_ctx(gctx); } - event->filp = event_file; WARN_ON_ONCE(ctx->parent_ctx); mutex_lock(&ctx->mutex); @@ -6496,7 +6504,6 @@ perf_event_create_kernel_counter(struct perf_event_attr *attr, int cpu, goto err_free; } - event->filp = NULL; WARN_ON_ONCE(ctx->parent_ctx); mutex_lock(&ctx->mutex); perf_install_in_context(ctx, event, cpu); @@ -6578,7 +6585,7 @@ static void sync_child_event(struct perf_event *child_event, * Release the parent event, if this was the last * reference to it. */ - fput(parent_event->filp); + put_event(parent_event); } static void @@ -6654,9 +6661,8 @@ static void perf_event_exit_task_context(struct task_struct *child, int ctxn) * * __perf_event_exit_task() * sync_child_event() - * fput(parent_event->filp) - * perf_release() - * mutex_lock(&ctx->mutex) + * put_event() + * mutex_lock(&ctx->mutex) * * But since its the parent context it won't be the same instance. */ @@ -6724,7 +6730,7 @@ static void perf_free_event(struct perf_event *event, list_del_init(&event->child_list); mutex_unlock(&parent->child_mutex); - fput(parent->filp); + put_event(parent); perf_group_detach(event); list_del_event(event, ctx); @@ -6804,6 +6810,12 @@ inherit_event(struct perf_event *parent_event, NULL, NULL); if (IS_ERR(child_event)) return child_event; + + if (!atomic_long_inc_not_zero(&parent_event->refcount)) { + free_event(child_event); + return NULL; + } + get_ctx(child_ctx); /* @@ -6845,14 +6857,6 @@ inherit_event(struct perf_event *parent_event, raw_spin_unlock_irqrestore(&child_ctx->lock, flags); /* - * Get a reference to the parent filp - we will fput it - * when the child event exits. This is safe to do because - * we are in the parent and we know that the filp still - * exists and has a nonzero count: - */ - atomic_long_inc(&parent_event->filp->f_count); - - /* * Link this into the parent event's child list */ WARN_ON_ONCE(parent_event->ctx->parent_ctx); diff --git a/kernel/events/hw_breakpoint.c b/kernel/events/hw_breakpoint.c index bb38c4d3ee1..9a7b487c6fe 100644 --- a/kernel/events/hw_breakpoint.c +++ b/kernel/events/hw_breakpoint.c @@ -453,7 +453,16 @@ int modify_user_hw_breakpoint(struct perf_event *bp, struct perf_event_attr *att int old_type = bp->attr.bp_type; int err = 0; - perf_event_disable(bp); + /* + * modify_user_hw_breakpoint can be invoked with IRQs disabled and hence it + * will not be possible to raise IPIs that invoke __perf_event_disable. + * So call the function directly after making sure we are targeting the + * current task. + */ + if (irqs_disabled() && bp->ctx && bp->ctx->task == current) + __perf_event_disable(bp); + else + perf_event_disable(bp); bp->attr.bp_addr = attr->bp_addr; bp->attr.bp_type = attr->bp_type; diff --git a/kernel/sched/core.c b/kernel/sched/core.c index fbf1fd098dc..649c9f876cb 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5304,27 +5304,17 @@ void idle_task_exit(void) } /* - * While a dead CPU has no uninterruptible tasks queued at this point, - * it might still have a nonzero ->nr_uninterruptible counter, because - * for performance reasons the counter is not stricly tracking tasks to - * their home CPUs. So we just add the counter to another CPU's counter, - * to keep the global sum constant after CPU-down: - */ -static void migrate_nr_uninterruptible(struct rq *rq_src) -{ - struct rq *rq_dest = cpu_rq(cpumask_any(cpu_active_mask)); - - rq_dest->nr_uninterruptible += rq_src->nr_uninterruptible; - rq_src->nr_uninterruptible = 0; -} - -/* - * remove the tasks which were accounted by rq from calc_load_tasks. + * Since this CPU is going 'away' for a while, fold any nr_active delta + * we might have. Assumes we're called after migrate_tasks() so that the + * nr_active count is stable. + * + * Also see the comment "Global load-average calculations". */ -static void calc_global_load_remove(struct rq *rq) +static void calc_load_migrate(struct rq *rq) { - atomic_long_sub(rq->calc_load_active, &calc_load_tasks); - rq->calc_load_active = 0; + long delta = calc_load_fold_active(rq); + if (delta) + atomic_long_add(delta, &calc_load_tasks); } /* @@ -5352,9 +5342,6 @@ static void migrate_tasks(unsigned int dead_cpu) */ rq->stop = NULL; - /* Ensure any throttled groups are reachable by pick_next_task */ - unthrottle_offline_cfs_rqs(rq); - for ( ; ; ) { /* * There's this thread running, bail when that's the only @@ -5618,8 +5605,7 @@ migration_call(struct notifier_block *nfb, unsigned long action, void *hcpu) BUG_ON(rq->nr_running != 1); /* the migration thread */ raw_spin_unlock_irqrestore(&rq->lock, flags); - migrate_nr_uninterruptible(rq); - calc_global_load_remove(rq); + calc_load_migrate(rq); break; #endif } @@ -6028,11 +6014,6 @@ static void destroy_sched_domains(struct sched_domain *sd, int cpu) * SD_SHARE_PKG_RESOURCE set (Last Level Cache Domain) for this * allows us to avoid some pointer chasing select_idle_sibling(). * - * Iterate domains and sched_groups downward, assigning CPUs to be - * select_idle_sibling() hw buddy. Cross-wiring hw makes bouncing - * due to random perturbation self canceling, ie sw buddies pull - * their counterpart to their CPU's hw counterpart. - * * Also keep a unique ID per domain (we use the first cpu number in * the cpumask of the domain), this allows us to quickly tell if * two cpus are in the same cache domain, see cpus_share_cache(). @@ -6046,40 +6027,8 @@ static void update_top_cache_domain(int cpu) int id = cpu; sd = highest_flag_domain(cpu, SD_SHARE_PKG_RESOURCES); - if (sd) { - struct sched_domain *tmp = sd; - struct sched_group *sg, *prev; - bool right; - - /* - * Traverse to first CPU in group, and count hops - * to cpu from there, switching direction on each - * hop, never ever pointing the last CPU rightward. - */ - do { - id = cpumask_first(sched_domain_span(tmp)); - prev = sg = tmp->groups; - right = 1; - - while (cpumask_first(sched_group_cpus(sg)) != id) - sg = sg->next; - - while (!cpumask_test_cpu(cpu, sched_group_cpus(sg))) { - prev = sg; - sg = sg->next; - right = !right; - } - - /* A CPU went down, never point back to domain start. */ - if (right && cpumask_first(sched_group_cpus(sg->next)) == id) - right = false; - - sg = right ? sg->next : prev; - tmp->idle_buddy = cpumask_first(sched_group_cpus(sg)); - } while ((tmp = tmp->child)); - + if (sd) id = cpumask_first(sched_domain_span(sd)); - } rcu_assign_pointer(per_cpu(sd_llc, cpu), sd); per_cpu(sd_llc_id, cpu) = id; diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index c219bf8d704..96e2b18b628 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -2052,7 +2052,7 @@ static void destroy_cfs_bandwidth(struct cfs_bandwidth *cfs_b) hrtimer_cancel(&cfs_b->slack_timer); } -void unthrottle_offline_cfs_rqs(struct rq *rq) +static void unthrottle_offline_cfs_rqs(struct rq *rq) { struct cfs_rq *cfs_rq; @@ -2106,7 +2106,7 @@ static inline struct cfs_bandwidth *tg_cfs_bandwidth(struct task_group *tg) return NULL; } static inline void destroy_cfs_bandwidth(struct cfs_bandwidth *cfs_b) {} -void unthrottle_offline_cfs_rqs(struct rq *rq) {} +static inline void unthrottle_offline_cfs_rqs(struct rq *rq) {} #endif /* CONFIG_CFS_BANDWIDTH */ @@ -2637,6 +2637,8 @@ static int select_idle_sibling(struct task_struct *p, int target) int cpu = smp_processor_id(); int prev_cpu = task_cpu(p); struct sched_domain *sd; + struct sched_group *sg; + int i; /* * If the task is going to be woken-up on this cpu and if it is @@ -2653,17 +2655,29 @@ static int select_idle_sibling(struct task_struct *p, int target) return prev_cpu; /* - * Otherwise, check assigned siblings to find an elegible idle cpu. + * Otherwise, iterate the domains and find an elegible idle cpu. */ sd = rcu_dereference(per_cpu(sd_llc, target)); - for_each_lower_domain(sd) { - if (!cpumask_test_cpu(sd->idle_buddy, tsk_cpus_allowed(p))) - continue; - if (idle_cpu(sd->idle_buddy)) - return sd->idle_buddy; - } + sg = sd->groups; + do { + if (!cpumask_intersects(sched_group_cpus(sg), + tsk_cpus_allowed(p))) + goto next; + for_each_cpu(i, sched_group_cpus(sg)) { + if (!idle_cpu(i)) + goto next; + } + + target = cpumask_first_and(sched_group_cpus(sg), + tsk_cpus_allowed(p)); + goto done; +next: + sg = sg->next; + } while (sg != sd->groups); + } +done: return target; } @@ -3658,7 +3672,6 @@ fix_small_capacity(struct sched_domain *sd, struct sched_group *group) * @group: sched_group whose statistics are to be updated. * @load_idx: Load index of sched_domain of this_cpu for load calc. * @local_group: Does group contain this_cpu. - * @cpus: Set of cpus considered for load balancing. * @balance: Should we balance. * @sgs: variable to hold the statistics for this group. */ @@ -3805,7 +3818,6 @@ static bool update_sd_pick_busiest(struct lb_env *env, /** * update_sd_lb_stats - Update sched_domain's statistics for load balancing. * @env: The load balancing environment. - * @cpus: Set of cpus considered for load balancing. * @balance: Should we balance. * @sds: variable to hold the statistics for this sched_domain. */ @@ -4956,6 +4968,9 @@ static void rq_online_fair(struct rq *rq) static void rq_offline_fair(struct rq *rq) { update_sysctl(); + + /* Ensure any throttled groups are reachable by pick_next_task */ + unthrottle_offline_cfs_rqs(rq); } #endif /* CONFIG_SMP */ diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 944cb68420e..e0b7ba9c040 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -691,6 +691,7 @@ balanced: * runtime - in which case borrowing doesn't make sense. */ rt_rq->rt_runtime = RUNTIME_INF; + rt_rq->rt_throttled = 0; raw_spin_unlock(&rt_rq->rt_runtime_lock); raw_spin_unlock(&rt_b->rt_runtime_lock); } diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index f6714d009e7..0848fa36c38 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1144,7 +1144,6 @@ extern void print_rt_stats(struct seq_file *m, int cpu); extern void init_cfs_rq(struct cfs_rq *cfs_rq); extern void init_rt_rq(struct rt_rq *rt_rq, struct rq *rq); -extern void unthrottle_offline_cfs_rqs(struct rq *rq); extern void account_cfs_bandwidth_used(int enabled, int was_enabled); diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 024540f97f7..3a9e5d5c109 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -573,6 +573,7 @@ static void tick_nohz_restart_sched_tick(struct tick_sched *ts, ktime_t now) tick_do_update_jiffies64(now); update_cpu_load_nohz(); + calc_load_exit_idle(); touch_softlockup_watchdog(); /* * Cancel the scheduled timer and restore the tick diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 692d97628a1..1e1373bcb3e 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -66,6 +66,7 @@ enum { /* pool flags */ POOL_MANAGE_WORKERS = 1 << 0, /* need to manage workers */ + POOL_MANAGING_WORKERS = 1 << 1, /* managing workers */ /* worker flags */ WORKER_STARTED = 1 << 0, /* started */ @@ -652,7 +653,7 @@ static bool need_to_manage_workers(struct worker_pool *pool) /* Do we have too many workers and should some go away? */ static bool too_many_workers(struct worker_pool *pool) { - bool managing = mutex_is_locked(&pool->manager_mutex); + bool managing = pool->flags & POOL_MANAGING_WORKERS; int nr_idle = pool->nr_idle + managing; /* manager is considered idle */ int nr_busy = pool->nr_workers - nr_idle; @@ -1326,6 +1327,15 @@ static void idle_worker_rebind(struct worker *worker) /* we did our part, wait for rebind_workers() to finish up */ wait_event(gcwq->rebind_hold, !(worker->flags & WORKER_REBIND)); + + /* + * rebind_workers() shouldn't finish until all workers passed the + * above WORKER_REBIND wait. Tell it when done. + */ + spin_lock_irq(&worker->pool->gcwq->lock); + if (!--worker->idle_rebind->cnt) + complete(&worker->idle_rebind->done); + spin_unlock_irq(&worker->pool->gcwq->lock); } /* @@ -1396,12 +1406,15 @@ retry: /* set REBIND and kick idle ones, we'll wait for these later */ for_each_worker_pool(pool, gcwq) { list_for_each_entry(worker, &pool->idle_list, entry) { + unsigned long worker_flags = worker->flags; + if (worker->flags & WORKER_REBIND) continue; - /* morph UNBOUND to REBIND */ - worker->flags &= ~WORKER_UNBOUND; - worker->flags |= WORKER_REBIND; + /* morph UNBOUND to REBIND atomically */ + worker_flags &= ~WORKER_UNBOUND; + worker_flags |= WORKER_REBIND; + ACCESS_ONCE(worker->flags) = worker_flags; idle_rebind.cnt++; worker->idle_rebind = &idle_rebind; @@ -1419,25 +1432,15 @@ retry: goto retry; } - /* - * All idle workers are rebound and waiting for %WORKER_REBIND to - * be cleared inside idle_worker_rebind(). Clear and release. - * Clearing %WORKER_REBIND from this foreign context is safe - * because these workers are still guaranteed to be idle. - */ - for_each_worker_pool(pool, gcwq) - list_for_each_entry(worker, &pool->idle_list, entry) - worker->flags &= ~WORKER_REBIND; - - wake_up_all(&gcwq->rebind_hold); - - /* rebind busy workers */ + /* all idle workers are rebound, rebind busy workers */ for_each_busy_worker(worker, i, pos, gcwq) { struct work_struct *rebind_work = &worker->rebind_work; + unsigned long worker_flags = worker->flags; - /* morph UNBOUND to REBIND */ - worker->flags &= ~WORKER_UNBOUND; - worker->flags |= WORKER_REBIND; + /* morph UNBOUND to REBIND atomically */ + worker_flags &= ~WORKER_UNBOUND; + worker_flags |= WORKER_REBIND; + ACCESS_ONCE(worker->flags) = worker_flags; if (test_and_set_bit(WORK_STRUCT_PENDING_BIT, work_data_bits(rebind_work))) @@ -1449,6 +1452,34 @@ retry: worker->scheduled.next, work_color_to_flags(WORK_NO_COLOR)); } + + /* + * All idle workers are rebound and waiting for %WORKER_REBIND to + * be cleared inside idle_worker_rebind(). Clear and release. + * Clearing %WORKER_REBIND from this foreign context is safe + * because these workers are still guaranteed to be idle. + * + * We need to make sure all idle workers passed WORKER_REBIND wait + * in idle_worker_rebind() before returning; otherwise, workers can + * get stuck at the wait if hotplug cycle repeats. + */ + idle_rebind.cnt = 1; + INIT_COMPLETION(idle_rebind.done); + + for_each_worker_pool(pool, gcwq) { + list_for_each_entry(worker, &pool->idle_list, entry) { + worker->flags &= ~WORKER_REBIND; + idle_rebind.cnt++; + } + } + + wake_up_all(&gcwq->rebind_hold); + + if (--idle_rebind.cnt) { + spin_unlock_irq(&gcwq->lock); + wait_for_completion(&idle_rebind.done); + spin_lock_irq(&gcwq->lock); + } } static struct worker *alloc_worker(void) @@ -1794,9 +1825,45 @@ static bool manage_workers(struct worker *worker) struct worker_pool *pool = worker->pool; bool ret = false; - if (!mutex_trylock(&pool->manager_mutex)) + if (pool->flags & POOL_MANAGING_WORKERS) return ret; + pool->flags |= POOL_MANAGING_WORKERS; + + /* + * To simplify both worker management and CPU hotplug, hold off + * management while hotplug is in progress. CPU hotplug path can't + * grab %POOL_MANAGING_WORKERS to achieve this because that can + * lead to idle worker depletion (all become busy thinking someone + * else is managing) which in turn can result in deadlock under + * extreme circumstances. Use @pool->manager_mutex to synchronize + * manager against CPU hotplug. + * + * manager_mutex would always be free unless CPU hotplug is in + * progress. trylock first without dropping @gcwq->lock. + */ + if (unlikely(!mutex_trylock(&pool->manager_mutex))) { + spin_unlock_irq(&pool->gcwq->lock); + mutex_lock(&pool->manager_mutex); + /* + * CPU hotplug could have happened while we were waiting + * for manager_mutex. Hotplug itself can't handle us + * because manager isn't either on idle or busy list, and + * @gcwq's state and ours could have deviated. + * + * As hotplug is now excluded via manager_mutex, we can + * simply try to bind. It will succeed or fail depending + * on @gcwq's current state. Try it and adjust + * %WORKER_UNBOUND accordingly. + */ + if (worker_maybe_bind_and_lock(worker)) + worker->flags &= ~WORKER_UNBOUND; + else + worker->flags |= WORKER_UNBOUND; + + ret = true; + } + pool->flags &= ~POOL_MANAGE_WORKERS; /* @@ -1806,6 +1873,7 @@ static bool manage_workers(struct worker *worker) ret |= maybe_destroy_workers(pool); ret |= maybe_create_worker(pool); + pool->flags &= ~POOL_MANAGING_WORKERS; mutex_unlock(&pool->manager_mutex); return ret; } diff --git a/lib/digsig.c b/lib/digsig.c index 286d558033e..8c0e62975c8 100644 --- a/lib/digsig.c +++ b/lib/digsig.c @@ -163,9 +163,11 @@ static int digsig_verify_rsa(struct key *key, memcpy(out1 + head, p, l); err = pkcs_1_v1_5_decode_emsa(out1, len, mblen, out2, &len); + if (err) + goto err; - if (!err && len == hlen) - err = memcmp(out2, h, hlen); + if (len != hlen || memcmp(out2, h, hlen)) + err = -EINVAL; err: mpi_free(in); diff --git a/mm/memblock.c b/mm/memblock.c index 4d9393c7edc..82aa349d2f7 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -246,7 +246,7 @@ static int __init_memblock memblock_double_array(struct memblock_type *type, min(new_area_start, memblock.current_limit), new_alloc_size, PAGE_SIZE); - new_array = addr ? __va(addr) : 0; + new_array = addr ? __va(addr) : NULL; } if (!addr) { pr_err("memblock: Failed to double %s array from %ld to %ld entries !\n", diff --git a/mm/mempolicy.c b/mm/mempolicy.c index bd92431d4c4..4ada3be6e25 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -2562,7 +2562,7 @@ int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol, int no_context) break; default: - BUG(); + return -EINVAL; } l = strlen(policy_modes[mode]); diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 5ad7da21747..3c094e78dde 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -29,6 +29,7 @@ #include <net/bluetooth/bluetooth.h> #include <net/bluetooth/hci_core.h> #include <net/bluetooth/a2mp.h> +#include <net/bluetooth/smp.h> static void hci_le_connect(struct hci_conn *conn) { @@ -619,6 +620,9 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) { BT_DBG("hcon %p", conn); + if (conn->type == LE_LINK) + return smp_conn_security(conn, sec_level); + /* For sdp we don't need the link key. */ if (sec_level == BT_SECURITY_SDP) return 1; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index daa149b7003..4ea1710a478 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1199,14 +1199,15 @@ clean: static void l2cap_conn_ready(struct l2cap_conn *conn) { struct l2cap_chan *chan; + struct hci_conn *hcon = conn->hcon; BT_DBG("conn %p", conn); - if (!conn->hcon->out && conn->hcon->type == LE_LINK) + if (!hcon->out && hcon->type == LE_LINK) l2cap_le_conn_ready(conn); - if (conn->hcon->out && conn->hcon->type == LE_LINK) - smp_conn_security(conn, conn->hcon->pending_sec_level); + if (hcon->out && hcon->type == LE_LINK) + smp_conn_security(hcon, hcon->pending_sec_level); mutex_lock(&conn->chan_lock); @@ -1219,8 +1220,8 @@ static void l2cap_conn_ready(struct l2cap_conn *conn) continue; } - if (conn->hcon->type == LE_LINK) { - if (smp_conn_security(conn, chan->sec_level)) + if (hcon->type == LE_LINK) { + if (smp_conn_security(hcon, chan->sec_level)) l2cap_chan_ready(chan); } else if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED) { diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index 1497edd191a..34bbe1c5e38 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -616,7 +616,7 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch break; } - if (smp_conn_security(conn, sec.level)) + if (smp_conn_security(conn->hcon, sec.level)) break; sk->sk_state = BT_CONFIG; chan->state = BT_CONFIG; diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 901a616c808..8c225ef349c 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -267,10 +267,10 @@ static void smp_failure(struct l2cap_conn *conn, u8 reason, u8 send) mgmt_auth_failed(conn->hcon->hdev, conn->dst, hcon->type, hcon->dst_type, reason); - if (test_and_clear_bit(HCI_CONN_LE_SMP_PEND, &conn->hcon->flags)) { - cancel_delayed_work_sync(&conn->security_timer); + cancel_delayed_work_sync(&conn->security_timer); + + if (test_and_clear_bit(HCI_CONN_LE_SMP_PEND, &conn->hcon->flags)) smp_chan_destroy(conn); - } } #define JUST_WORKS 0x00 @@ -760,9 +760,9 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) return 0; } -int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) +int smp_conn_security(struct hci_conn *hcon, __u8 sec_level) { - struct hci_conn *hcon = conn->hcon; + struct l2cap_conn *conn = hcon->l2cap_data; struct smp_chan *smp = conn->smp_chan; __u8 authreq; diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c index f88ee537fb2..92de5e5f9db 100644 --- a/net/bridge/netfilter/ebt_log.c +++ b/net/bridge/netfilter/ebt_log.c @@ -80,7 +80,7 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum, unsigned int bitmask; spin_lock_bh(&ebt_log_lock); - printk("<%c>%s IN=%s OUT=%s MAC source = %pM MAC dest = %pM proto = 0x%04x", + printk(KERN_SOH "%c%s IN=%s OUT=%s MAC source = %pM MAC dest = %pM proto = 0x%04x", '0' + loginfo->u.log.level, prefix, in ? in->name : "", out ? out->name : "", eth_hdr(skb)->h_source, eth_hdr(skb)->h_dest, diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c index dd485f6128e..ba217e90765 100644 --- a/net/caif/cfsrvl.c +++ b/net/caif/cfsrvl.c @@ -211,9 +211,10 @@ void caif_client_register_refcnt(struct cflayer *adapt_layer, void (*put)(struct cflayer *lyr)) { struct cfsrvl *service; - service = container_of(adapt_layer->dn, struct cfsrvl, layer); - WARN_ON(adapt_layer == NULL || adapt_layer->dn == NULL); + if (WARN_ON(adapt_layer == NULL || adapt_layer->dn == NULL)) + return; + service = container_of(adapt_layer->dn, struct cfsrvl, layer); service->hold = hold; service->put = put; } diff --git a/net/core/dev.c b/net/core/dev.c index 83988362805..d7fe32c946c 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2647,15 +2647,16 @@ void __skb_get_rxhash(struct sk_buff *skb) if (!skb_flow_dissect(skb, &keys)) return; - if (keys.ports) { - if ((__force u16)keys.port16[1] < (__force u16)keys.port16[0]) - swap(keys.port16[0], keys.port16[1]); + if (keys.ports) skb->l4_rxhash = 1; - } /* get a consistent hash (same value on both flow directions) */ - if ((__force u32)keys.dst < (__force u32)keys.src) + if (((__force u32)keys.dst < (__force u32)keys.src) || + (((__force u32)keys.dst == (__force u32)keys.src) && + ((__force u16)keys.port16[1] < (__force u16)keys.port16[0]))) { swap(keys.dst, keys.src); + swap(keys.port16[0], keys.port16[1]); + } hash = jhash_3words((__force u32)keys.dst, (__force u32)keys.src, diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 346b1eb83a1..e4ba3e70c17 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -168,24 +168,16 @@ static void poll_napi(struct net_device *dev) struct napi_struct *napi; int budget = 16; - WARN_ON_ONCE(!irqs_disabled()); - list_for_each_entry(napi, &dev->napi_list, dev_list) { - local_irq_enable(); if (napi->poll_owner != smp_processor_id() && spin_trylock(&napi->poll_lock)) { - rcu_read_lock_bh(); budget = poll_one_napi(rcu_dereference_bh(dev->npinfo), napi, budget); - rcu_read_unlock_bh(); spin_unlock(&napi->poll_lock); - if (!budget) { - local_irq_disable(); + if (!budget) break; - } } - local_irq_disable(); } } diff --git a/net/core/pktgen.c b/net/core/pktgen.c index cce9e53528b..148e73d2c45 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -2721,7 +2721,7 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev, /* Eth + IPh + UDPh + mpls */ datalen = pkt_dev->cur_pkt_size - 14 - 20 - 8 - pkt_dev->pkt_overhead; - if (datalen < sizeof(struct pktgen_hdr)) + if (datalen < 0 || datalen < sizeof(struct pktgen_hdr)) datalen = sizeof(struct pktgen_hdr); udph->source = htons(pkt_dev->cur_udp_src); diff --git a/net/core/sock.c b/net/core/sock.c index 8f67ced8d6a..30579207612 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1523,7 +1523,14 @@ EXPORT_SYMBOL(sock_rfree); void sock_edemux(struct sk_buff *skb) { - sock_put(skb->sk); + struct sock *sk = skb->sk; + +#ifdef CONFIG_INET + if (sk->sk_state == TCP_TIME_WAIT) + inet_twsk_put(inet_twsk(sk)); + else +#endif + sock_put(sk); } EXPORT_SYMBOL(sock_edemux); diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 8eec8f4a053..ebdf06f938b 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -124,6 +124,8 @@ static DEFINE_SPINLOCK(mfc_unres_lock); static struct kmem_cache *mrt_cachep __read_mostly; static struct mr_table *ipmr_new_table(struct net *net, u32 id); +static void ipmr_free_table(struct mr_table *mrt); + static int ip_mr_forward(struct net *net, struct mr_table *mrt, struct sk_buff *skb, struct mfc_cache *cache, int local); @@ -131,6 +133,7 @@ static int ipmr_cache_report(struct mr_table *mrt, struct sk_buff *pkt, vifi_t vifi, int assert); static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb, struct mfc_cache *c, struct rtmsg *rtm); +static void mroute_clean_tables(struct mr_table *mrt); static void ipmr_expire_process(unsigned long arg); #ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES @@ -271,7 +274,7 @@ static void __net_exit ipmr_rules_exit(struct net *net) list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) { list_del(&mrt->list); - kfree(mrt); + ipmr_free_table(mrt); } fib_rules_unregister(net->ipv4.mr_rules_ops); } @@ -299,7 +302,7 @@ static int __net_init ipmr_rules_init(struct net *net) static void __net_exit ipmr_rules_exit(struct net *net) { - kfree(net->ipv4.mrt); + ipmr_free_table(net->ipv4.mrt); } #endif @@ -336,6 +339,13 @@ static struct mr_table *ipmr_new_table(struct net *net, u32 id) return mrt; } +static void ipmr_free_table(struct mr_table *mrt) +{ + del_timer_sync(&mrt->ipmr_expire_timer); + mroute_clean_tables(mrt); + kfree(mrt); +} + /* Service routines creating virtual interfaces: DVMRP tunnels and PIMREG */ static void ipmr_del_tunnel(struct net_device *dev, struct vifctl *v) diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c index 4ad9cf17399..9c87cde28ff 100644 --- a/net/ipv4/netfilter/nf_nat_sip.c +++ b/net/ipv4/netfilter/nf_nat_sip.c @@ -502,7 +502,10 @@ static unsigned int ip_nat_sdp_media(struct sk_buff *skb, unsigned int dataoff, ret = nf_ct_expect_related(rtcp_exp); if (ret == 0) break; - else if (ret != -EBUSY) { + else if (ret == -EBUSY) { + nf_ct_unexpect_related(rtp_exp); + continue; + } else if (ret < 0) { nf_ct_unexpect_related(rtp_exp); port = 0; break; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index fd9ecb52c66..82cf2a722b2 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -934,12 +934,14 @@ static u32 __ip_rt_update_pmtu(struct rtable *rt, struct flowi4 *fl4, u32 mtu) if (mtu < ip_rt_min_pmtu) mtu = ip_rt_min_pmtu; + rcu_read_lock(); if (fib_lookup(dev_net(rt->dst.dev), fl4, &res) == 0) { struct fib_nh *nh = &FIB_RES_NH(res); update_or_create_fnhe(nh, fl4->daddr, 0, mtu, jiffies + ip_rt_mtu_expires); } + rcu_read_unlock(); return mtu; } @@ -956,7 +958,7 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, struct sock *sk, dst->obsolete = DST_OBSOLETE_KILL; } else { rt->rt_pmtu = mtu; - dst_set_expires(&rt->dst, ip_rt_mtu_expires); + rt->dst.expires = max(1UL, jiffies + ip_rt_mtu_expires); } } @@ -1263,7 +1265,7 @@ static void ipv4_dst_destroy(struct dst_entry *dst) { struct rtable *rt = (struct rtable *) dst; - if (dst->flags & DST_NOCACHE) { + if (!list_empty(&rt->rt_uncached)) { spin_lock_bh(&rt_uncached_lock); list_del(&rt->rt_uncached); spin_unlock_bh(&rt_uncached_lock); diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 85308b90df8..6e38c6c23ca 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -2926,13 +2926,14 @@ static void tcp_enter_recovery(struct sock *sk, bool ece_ack) * tcp_xmit_retransmit_queue(). */ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, - int newly_acked_sacked, bool is_dupack, + int prior_sacked, bool is_dupack, int flag) { struct inet_connection_sock *icsk = inet_csk(sk); struct tcp_sock *tp = tcp_sk(sk); int do_lost = is_dupack || ((flag & FLAG_DATA_SACKED) && (tcp_fackets_out(tp) > tp->reordering)); + int newly_acked_sacked = 0; int fast_rexmit = 0; if (WARN_ON(!tp->packets_out && tp->sacked_out)) @@ -2992,6 +2993,7 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, tcp_add_reno_sack(sk); } else do_lost = tcp_try_undo_partial(sk, pkts_acked); + newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked; break; case TCP_CA_Loss: if (flag & FLAG_DATA_ACKED) @@ -3013,6 +3015,7 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, if (is_dupack) tcp_add_reno_sack(sk); } + newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked; if (icsk->icsk_ca_state <= TCP_CA_Disorder) tcp_try_undo_dsack(sk); @@ -3590,7 +3593,6 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) int prior_packets; int prior_sacked = tp->sacked_out; int pkts_acked = 0; - int newly_acked_sacked = 0; bool frto_cwnd = false; /* If the ack is older than previous acks @@ -3666,8 +3668,6 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) flag |= tcp_clean_rtx_queue(sk, prior_fackets, prior_snd_una); pkts_acked = prior_packets - tp->packets_out; - newly_acked_sacked = (prior_packets - prior_sacked) - - (tp->packets_out - tp->sacked_out); if (tp->frto_counter) frto_cwnd = tcp_process_frto(sk, flag); @@ -3681,7 +3681,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) tcp_may_raise_cwnd(sk, flag)) tcp_cong_avoid(sk, ack, prior_in_flight); is_dupack = !(flag & (FLAG_SND_UNA_ADVANCED | FLAG_NOT_DUP)); - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); } else { if ((flag & FLAG_DATA_ACKED) && !frto_cwnd) @@ -3698,7 +3698,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag) no_queue: /* If data was DSACKed, see if we can undo a cwnd reduction. */ if (flag & FLAG_DSACKING_ACK) - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); /* If this ack opens up a zero window, clear backoff. It was * being used to time the probes, and is probably far higher than @@ -3718,8 +3718,7 @@ old_ack: */ if (TCP_SKB_CB(skb)->sacked) { flag |= tcp_sacktag_write_queue(sk, skb, prior_snd_una); - newly_acked_sacked = tp->sacked_out - prior_sacked; - tcp_fastretrans_alert(sk, pkts_acked, newly_acked_sacked, + tcp_fastretrans_alert(sk, pkts_acked, prior_sacked, is_dupack, flag); } diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 6f6d1aca3c3..2814f66dac6 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1226,6 +1226,11 @@ try_again: if (unlikely(err)) { trace_kfree_skb(skb, udp_recvmsg); + if (!peeked) { + atomic_inc(&sk->sk_drops); + UDP_INC_STATS_USER(sock_net(sk), + UDP_MIB_INERRORS, is_udplite); + } goto out_free; } diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 6dc7fd353ef..282f3723ee1 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -167,8 +167,6 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb) struct esp_data *esp = x->data; /* skb is pure payload to encrypt */ - err = -ENOMEM; - aead = esp->aead; alen = crypto_aead_authsize(aead); @@ -203,8 +201,10 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb) } tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen); - if (!tmp) + if (!tmp) { + err = -ENOMEM; goto error; + } seqhi = esp_tmp_seqhi(tmp); iv = esp_tmp_iv(aead, tmp, seqhilen); diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index a3e60cc04a8..acd32e3f1b6 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -403,8 +403,9 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, tp->mtu_info = ntohl(info); if (!sock_owned_by_user(sk)) tcp_v6_mtu_reduced(sk); - else - set_bit(TCP_MTU_REDUCED_DEFERRED, &tp->tsq_flags); + else if (!test_and_set_bit(TCP_MTU_REDUCED_DEFERRED, + &tp->tsq_flags)) + sock_hold(sk); goto out; } diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 99d0077b56b..07e2bfef684 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -394,6 +394,17 @@ try_again: } if (unlikely(err)) { trace_kfree_skb(skb, udpv6_recvmsg); + if (!peeked) { + atomic_inc(&sk->sk_drops); + if (is_udp4) + UDP_INC_STATS_USER(sock_net(sk), + UDP_MIB_INERRORS, + is_udplite); + else + UDP6_INC_STATS_USER(sock_net(sk), + UDP_MIB_INERRORS, + is_udplite); + } goto out_free; } if (!peeked) { diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 393355d37b4..1a9f3723c13 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -1347,11 +1347,10 @@ static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel) /* Remove from tunnel list */ spin_lock_bh(&pn->l2tp_tunnel_list_lock); list_del_rcu(&tunnel->list); + kfree_rcu(tunnel, rcu); spin_unlock_bh(&pn->l2tp_tunnel_list_lock); - synchronize_rcu(); atomic_dec(&l2tp_tunnel_count); - kfree(tunnel); } /* Create a socket for the tunnel, if one isn't set up by @@ -1502,6 +1501,8 @@ out: return err; } +static struct lock_class_key l2tp_socket_class; + int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 peer_tunnel_id, struct l2tp_tunnel_cfg *cfg, struct l2tp_tunnel **tunnelp) { struct l2tp_tunnel *tunnel = NULL; @@ -1606,6 +1607,8 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 tunnel->old_sk_destruct = sk->sk_destruct; sk->sk_destruct = &l2tp_tunnel_destruct; tunnel->sock = sk; + lockdep_set_class_and_name(&sk->sk_lock.slock, &l2tp_socket_class, "l2tp_sock"); + sk->sk_allocation = GFP_ATOMIC; /* Add tunnel to our list */ diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index a38ec6cdeee..56d583e083a 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -163,6 +163,7 @@ struct l2tp_tunnel_cfg { struct l2tp_tunnel { int magic; /* Should be L2TP_TUNNEL_MAGIC */ + struct rcu_head rcu; rwlock_t hlist_lock; /* protect session_hlist */ struct hlist_head session_hlist[L2TP_HASH_SIZE]; /* hashed list of sessions, diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c index f9ee74deeac..3bfb34aaee2 100644 --- a/net/l2tp/l2tp_eth.c +++ b/net/l2tp/l2tp_eth.c @@ -153,7 +153,7 @@ static void l2tp_eth_dev_recv(struct l2tp_session *session, struct sk_buff *skb, print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, skb->data, length); } - if (!pskb_may_pull(skb, sizeof(ETH_HLEN))) + if (!pskb_may_pull(skb, ETH_HLEN)) goto error; secpath_reset(skb); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index d41974aacf5..a58c0b649ba 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1378,6 +1378,8 @@ static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, else memset(next_hop, 0, ETH_ALEN); + memset(pinfo, 0, sizeof(*pinfo)); + pinfo->generation = mesh_paths_generation; pinfo->filled = MPATH_INFO_FRAME_QLEN | @@ -1396,7 +1398,6 @@ static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, pinfo->discovery_timeout = jiffies_to_msecs(mpath->discovery_timeout); pinfo->discovery_retries = mpath->discovery_retries; - pinfo->flags = 0; if (mpath->flags & MESH_PATH_ACTIVE) pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; if (mpath->flags & MESH_PATH_RESOLVING) @@ -1405,10 +1406,8 @@ static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, pinfo->flags |= NL80211_MPATH_FLAG_SN_VALID; if (mpath->flags & MESH_PATH_FIXED) pinfo->flags |= NL80211_MPATH_FLAG_FIXED; - if (mpath->flags & MESH_PATH_RESOLVING) - pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; - - pinfo->flags = mpath->flags; + if (mpath->flags & MESH_PATH_RESOLVED) + pinfo->flags |= NL80211_MPATH_FLAG_RESOLVED; } static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index a4a5acdbaa4..f76b83341cf 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3248,6 +3248,8 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, goto out_unlock; err_clear: + memset(ifmgd->bssid, 0, ETH_ALEN); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->auth_data = NULL; err_free: kfree(auth_data); @@ -3439,6 +3441,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, err = 0; goto out; err_clear: + memset(ifmgd->bssid, 0, ETH_ALEN); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); ifmgd->assoc_data = NULL; err_free: kfree(assoc_data); diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index acf712ffb5e..c5e8c9c31f7 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1811,37 +1811,31 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, NULL, NULL); } else { - int is_mesh_mcast = 1; - const u8 *mesh_da; + /* DS -> MBSS (802.11-2012 13.11.3.3). + * For unicast with unknown forwarding information, + * destination might be in the MBSS or if that fails + * forwarded to another mesh gate. In either case + * resolution will be handled in ieee80211_xmit(), so + * leave the original DA. This also works for mcast */ + const u8 *mesh_da = skb->data; + + if (mppath) + mesh_da = mppath->mpp; + else if (mpath) + mesh_da = mpath->dst; + rcu_read_unlock(); - if (is_multicast_ether_addr(skb->data)) - /* DA TA mSA AE:SA */ - mesh_da = skb->data; - else { - static const u8 bcast[ETH_ALEN] = - { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - if (mppath) { - /* RA TA mDA mSA AE:DA SA */ - mesh_da = mppath->mpp; - is_mesh_mcast = 0; - } else if (mpath) { - mesh_da = mpath->dst; - is_mesh_mcast = 0; - } else { - /* DA TA mSA AE:SA */ - mesh_da = bcast; - } - } hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc, mesh_da, sdata->vif.addr); - rcu_read_unlock(); - if (is_mesh_mcast) + if (is_multicast_ether_addr(mesh_da)) + /* DA TA mSA AE:SA */ meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, skb->data + ETH_ALEN, NULL); else + /* RA TA mDA mSA AE:DA SA */ meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata, diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 72bf32a8487..f51013c07b9 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1171,8 +1171,10 @@ ip_vs_add_service(struct net *net, struct ip_vs_service_user_kern *u, goto out_err; } svc->stats.cpustats = alloc_percpu(struct ip_vs_cpu_stats); - if (!svc->stats.cpustats) + if (!svc->stats.cpustats) { + ret = -ENOMEM; goto out_err; + } /* I'm the first user of the service */ atomic_set(&svc->usecnt, 0); diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index cf4875565d6..2ceec64b19f 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -249,12 +249,15 @@ static void death_by_event(unsigned long ul_conntrack) { struct nf_conn *ct = (void *)ul_conntrack; struct net *net = nf_ct_net(ct); + struct nf_conntrack_ecache *ecache = nf_ct_ecache_find(ct); + + BUG_ON(ecache == NULL); if (nf_conntrack_event(IPCT_DESTROY, ct) < 0) { /* bad luck, let's retry again */ - ct->timeout.expires = jiffies + + ecache->timeout.expires = jiffies + (random32() % net->ct.sysctl_events_retry_timeout); - add_timer(&ct->timeout); + add_timer(&ecache->timeout); return; } /* we've got the event delivered, now it's dying */ @@ -268,6 +271,9 @@ static void death_by_event(unsigned long ul_conntrack) void nf_ct_insert_dying_list(struct nf_conn *ct) { struct net *net = nf_ct_net(ct); + struct nf_conntrack_ecache *ecache = nf_ct_ecache_find(ct); + + BUG_ON(ecache == NULL); /* add this conntrack to the dying list */ spin_lock_bh(&nf_conntrack_lock); @@ -275,10 +281,10 @@ void nf_ct_insert_dying_list(struct nf_conn *ct) &net->ct.dying); spin_unlock_bh(&nf_conntrack_lock); /* set a new timer to retry event delivery */ - setup_timer(&ct->timeout, death_by_event, (unsigned long)ct); - ct->timeout.expires = jiffies + + setup_timer(&ecache->timeout, death_by_event, (unsigned long)ct); + ecache->timeout.expires = jiffies + (random32() % net->ct.sysctl_events_retry_timeout); - add_timer(&ct->timeout); + add_timer(&ecache->timeout); } EXPORT_SYMBOL_GPL(nf_ct_insert_dying_list); diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index da4fc37a857..9807f3278fc 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -2790,7 +2790,8 @@ static int __init ctnetlink_init(void) goto err_unreg_subsys; } - if (register_pernet_subsys(&ctnetlink_net_ops)) { + ret = register_pernet_subsys(&ctnetlink_net_ops); + if (ret < 0) { pr_err("ctnetlink_init: cannot register pernet operations\n"); goto err_unreg_exp_subsys; } diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c index a5ac11ebef3..e046b3756aa 100644 --- a/net/netfilter/nf_conntrack_proto_tcp.c +++ b/net/netfilter/nf_conntrack_proto_tcp.c @@ -158,21 +158,18 @@ static const u8 tcp_conntracks[2][6][TCP_CONNTRACK_MAX] = { * sCL -> sSS */ /* sNO, sSS, sSR, sES, sFW, sCW, sLA, sTW, sCL, sS2 */ -/*synack*/ { sIV, sIV, sIG, sIG, sIG, sIG, sIG, sIG, sIG, sSR }, +/*synack*/ { sIV, sIV, sSR, sIV, sIV, sIV, sIV, sIV, sIV, sSR }, /* * sNO -> sIV Too late and no reason to do anything * sSS -> sIV Client can't send SYN and then SYN/ACK * sS2 -> sSR SYN/ACK sent to SYN2 in simultaneous open - * sSR -> sIG - * sES -> sIG Error: SYNs in window outside the SYN_SENT state - * are errors. Receiver will reply with RST - * and close the connection. - * Or we are not in sync and hold a dead connection. - * sFW -> sIG - * sCW -> sIG - * sLA -> sIG - * sTW -> sIG - * sCL -> sIG + * sSR -> sSR Late retransmitted SYN/ACK in simultaneous open + * sES -> sIV Invalid SYN/ACK packets sent by the client + * sFW -> sIV + * sCW -> sIV + * sLA -> sIV + * sTW -> sIV + * sCL -> sIV */ /* sNO, sSS, sSR, sES, sFW, sCW, sLA, sTW, sCL, sS2 */ /*fin*/ { sIV, sIV, sFW, sFW, sLA, sLA, sLA, sTW, sCL, sIV }, @@ -633,15 +630,9 @@ static bool tcp_in_window(const struct nf_conn *ct, ack = sack = receiver->td_end; } - if (seq == end - && (!tcph->rst - || (seq == 0 && state->state == TCP_CONNTRACK_SYN_SENT))) + if (tcph->rst && seq == 0 && state->state == TCP_CONNTRACK_SYN_SENT) /* - * Packets contains no data: we assume it is valid - * and check the ack value only. - * However RST segments are always validated by their - * SEQ number, except when seq == 0 (reset sent answering - * SYN. + * RST sent answering SYN. */ seq = end = sender->td_end; diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 169ab59ed9d..5cfb5bedb2b 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -381,6 +381,7 @@ __build_packet_message(struct nfulnl_instance *inst, struct nlmsghdr *nlh; struct nfgenmsg *nfmsg; sk_buff_data_t old_tail = inst->skb->tail; + struct sock *sk; nlh = nlmsg_put(inst->skb, 0, 0, NFNL_SUBSYS_ULOG << 8 | NFULNL_MSG_PACKET, @@ -480,7 +481,7 @@ __build_packet_message(struct nfulnl_instance *inst, } if (indev && skb_mac_header_was_set(skb)) { - if (nla_put_be32(inst->skb, NFULA_HWTYPE, htons(skb->dev->type)) || + if (nla_put_be16(inst->skb, NFULA_HWTYPE, htons(skb->dev->type)) || nla_put_be16(inst->skb, NFULA_HWLEN, htons(skb->dev->hard_header_len)) || nla_put(inst->skb, NFULA_HWHEADER, skb->dev->hard_header_len, @@ -499,18 +500,19 @@ __build_packet_message(struct nfulnl_instance *inst, } /* UID */ - if (skb->sk) { - read_lock_bh(&skb->sk->sk_callback_lock); - if (skb->sk->sk_socket && skb->sk->sk_socket->file) { - struct file *file = skb->sk->sk_socket->file; + sk = skb->sk; + if (sk && sk->sk_state != TCP_TIME_WAIT) { + read_lock_bh(&sk->sk_callback_lock); + if (sk->sk_socket && sk->sk_socket->file) { + struct file *file = sk->sk_socket->file; __be32 uid = htonl(file->f_cred->fsuid); __be32 gid = htonl(file->f_cred->fsgid); - read_unlock_bh(&skb->sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); if (nla_put_be32(inst->skb, NFULA_UID, uid) || nla_put_be32(inst->skb, NFULA_GID, gid)) goto nla_put_failure; } else - read_unlock_bh(&skb->sk->sk_callback_lock); + read_unlock_bh(&sk->sk_callback_lock); } /* local sequence number */ @@ -996,8 +998,10 @@ static int __init nfnetlink_log_init(void) #ifdef CONFIG_PROC_FS if (!proc_create("nfnetlink_log", 0440, - proc_net_netfilter, &nful_file_ops)) + proc_net_netfilter, &nful_file_ops)) { + status = -ENOMEM; goto cleanup_logger; + } #endif return status; diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c index ff5f75fddb1..91e9af4d1f4 100644 --- a/net/netfilter/xt_LOG.c +++ b/net/netfilter/xt_LOG.c @@ -145,6 +145,19 @@ static int dump_tcp_header(struct sbuff *m, const struct sk_buff *skb, return 0; } +static void dump_sk_uid_gid(struct sbuff *m, struct sock *sk) +{ + if (!sk || sk->sk_state == TCP_TIME_WAIT) + return; + + read_lock_bh(&sk->sk_callback_lock); + if (sk->sk_socket && sk->sk_socket->file) + sb_add(m, "UID=%u GID=%u ", + sk->sk_socket->file->f_cred->fsuid, + sk->sk_socket->file->f_cred->fsgid); + read_unlock_bh(&sk->sk_callback_lock); +} + /* One level of recursion won't kill us */ static void dump_ipv4_packet(struct sbuff *m, const struct nf_loginfo *info, @@ -361,14 +374,8 @@ static void dump_ipv4_packet(struct sbuff *m, } /* Max length: 15 "UID=4294967295 " */ - if ((logflags & XT_LOG_UID) && !iphoff && skb->sk) { - read_lock_bh(&skb->sk->sk_callback_lock); - if (skb->sk->sk_socket && skb->sk->sk_socket->file) - sb_add(m, "UID=%u GID=%u ", - skb->sk->sk_socket->file->f_cred->fsuid, - skb->sk->sk_socket->file->f_cred->fsgid); - read_unlock_bh(&skb->sk->sk_callback_lock); - } + if ((logflags & XT_LOG_UID) && !iphoff) + dump_sk_uid_gid(m, skb->sk); /* Max length: 16 "MARK=0xFFFFFFFF " */ if (!iphoff && skb->mark) @@ -436,8 +443,8 @@ log_packet_common(struct sbuff *m, const struct nf_loginfo *loginfo, const char *prefix) { - sb_add(m, "<%d>%sIN=%s OUT=%s ", loginfo->u.log.level, - prefix, + sb_add(m, KERN_SOH "%c%sIN=%s OUT=%s ", + '0' + loginfo->u.log.level, prefix, in ? in->name : "", out ? out->name : ""); #ifdef CONFIG_BRIDGE_NETFILTER @@ -717,14 +724,8 @@ static void dump_ipv6_packet(struct sbuff *m, } /* Max length: 15 "UID=4294967295 " */ - if ((logflags & XT_LOG_UID) && recurse && skb->sk) { - read_lock_bh(&skb->sk->sk_callback_lock); - if (skb->sk->sk_socket && skb->sk->sk_socket->file) - sb_add(m, "UID=%u GID=%u ", - skb->sk->sk_socket->file->f_cred->fsuid, - skb->sk->sk_socket->file->f_cred->fsgid); - read_unlock_bh(&skb->sk->sk_callback_lock); - } + if ((logflags & XT_LOG_UID) && recurse) + dump_sk_uid_gid(m, skb->sk); /* Max length: 16 "MARK=0xFFFFFFFF " */ if (!recurse && skb->mark) diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 1445d73533e..527023823b5 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1373,7 +1373,8 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock, dst_pid = addr->nl_pid; dst_group = ffs(addr->nl_groups); err = -EPERM; - if (dst_group && !netlink_capable(sock, NL_NONROOT_SEND)) + if ((dst_group || dst_pid) && + !netlink_capable(sock, NL_NONROOT_SEND)) goto out; } else { dst_pid = nlk->dst_pid; @@ -2147,6 +2148,7 @@ static void __init netlink_add_usersock_entry(void) rcu_assign_pointer(nl_table[NETLINK_USERSOCK].listeners, listeners); nl_table[NETLINK_USERSOCK].module = THIS_MODULE; nl_table[NETLINK_USERSOCK].registered = 1; + nl_table[NETLINK_USERSOCK].nl_nonroot = NL_NONROOT_SEND; netlink_table_ungrab(); } diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 06592d8b4a2..1b9024ee963 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -1169,7 +1169,12 @@ static int nr_recvmsg(struct kiocb *iocb, struct socket *sock, msg->msg_flags |= MSG_TRUNC; } - skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); + er = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); + if (er < 0) { + skb_free_datagram(sk, skb); + release_sock(sk); + return er; + } if (sax != NULL) { sax->sax25_family = AF_NETROM; diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index f3f96badf5a..954405ceae9 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -45,7 +45,7 @@ static int make_writable(struct sk_buff *skb, int write_len) return pskb_expand_head(skb, 0, 0, GFP_ATOMIC); } -/* remove VLAN header from packet and update csum accrodingly. */ +/* remove VLAN header from packet and update csum accordingly. */ static int __pop_vlan_tci(struct sk_buff *skb, __be16 *current_tci) { struct vlan_hdr *vhdr; diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index d8277d29e71..cf58cedad08 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -425,10 +425,10 @@ static int validate_sample(const struct nlattr *attr, static int validate_tp_port(const struct sw_flow_key *flow_key) { if (flow_key->eth.type == htons(ETH_P_IP)) { - if (flow_key->ipv4.tp.src && flow_key->ipv4.tp.dst) + if (flow_key->ipv4.tp.src || flow_key->ipv4.tp.dst) return 0; } else if (flow_key->eth.type == htons(ETH_P_IPV6)) { - if (flow_key->ipv6.tp.src && flow_key->ipv6.tp.dst) + if (flow_key->ipv6.tp.src || flow_key->ipv6.tp.dst) return 0; } @@ -460,7 +460,7 @@ static int validate_set(const struct nlattr *a, if (flow_key->eth.type != htons(ETH_P_IP)) return -EINVAL; - if (!flow_key->ipv4.addr.src || !flow_key->ipv4.addr.dst) + if (!flow_key->ip.proto) return -EINVAL; ipv4_key = nla_data(ovs_key); diff --git a/net/openvswitch/flow.h b/net/openvswitch/flow.h index 9b75617ca4e..c30df1a10c6 100644 --- a/net/openvswitch/flow.h +++ b/net/openvswitch/flow.h @@ -145,15 +145,17 @@ u64 ovs_flow_used_time(unsigned long flow_jiffies); * OVS_KEY_ATTR_PRIORITY 4 -- 4 8 * OVS_KEY_ATTR_IN_PORT 4 -- 4 8 * OVS_KEY_ATTR_ETHERNET 12 -- 4 16 + * OVS_KEY_ATTR_ETHERTYPE 2 2 4 8 (outer VLAN ethertype) * OVS_KEY_ATTR_8021Q 4 -- 4 8 - * OVS_KEY_ATTR_ETHERTYPE 2 2 4 8 + * OVS_KEY_ATTR_ENCAP 0 -- 4 4 (VLAN encapsulation) + * OVS_KEY_ATTR_ETHERTYPE 2 2 4 8 (inner VLAN ethertype) * OVS_KEY_ATTR_IPV6 40 -- 4 44 * OVS_KEY_ATTR_ICMPV6 2 2 4 8 * OVS_KEY_ATTR_ND 28 -- 4 32 * ------------------------------------------------- - * total 132 + * total 144 */ -#define FLOW_BUFSIZE 132 +#define FLOW_BUFSIZE 144 int ovs_flow_to_nlattrs(const struct sw_flow_key *, struct sk_buff *); int ovs_flow_from_nlattrs(struct sw_flow_key *swkey, int *key_lenp, diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index aee7196aac3..c5c9e2a5421 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1273,7 +1273,7 @@ static void __fanout_unlink(struct sock *sk, struct packet_sock *po) spin_unlock(&f->lock); } -bool match_fanout_group(struct packet_type *ptype, struct sock * sk) +static bool match_fanout_group(struct packet_type *ptype, struct sock * sk) { if (ptype->af_packet_priv == (void*)((struct packet_sock *)sk)->fanout) return true; diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index 6aabd77d1cf..564b9fc8efd 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -250,10 +250,11 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr) else if ((cl = defmap[res.classid & TC_PRIO_MAX]) == NULL) cl = defmap[TC_PRIO_BESTEFFORT]; - if (cl == NULL || cl->level >= head->level) + if (cl == NULL) goto fallback; } - + if (cl->level >= head->level) + goto fallback; #ifdef CONFIG_NET_CLS_ACT switch (result) { case TC_ACT_QUEUED: diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c index 9fc1c62ec80..4e606fcb253 100644 --- a/net/sched/sch_fq_codel.c +++ b/net/sched/sch_fq_codel.c @@ -191,7 +191,6 @@ static int fq_codel_enqueue(struct sk_buff *skb, struct Qdisc *sch) if (list_empty(&flow->flowchain)) { list_add_tail(&flow->flowchain, &q->new_flows); - codel_vars_init(&flow->cvars); q->new_flow_count++; flow->deficit = q->quantum; flow->dropped = 0; @@ -418,6 +417,7 @@ static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt) struct fq_codel_flow *flow = q->flows + i; INIT_LIST_HEAD(&flow->flowchain); + codel_vars_init(&flow->cvars); } } if (sch->limit >= 1) diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index e901583e4ea..d42234c0f13 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -102,9 +102,8 @@ static inline int gred_wred_mode_check(struct Qdisc *sch) if (q == NULL) continue; - for (n = 0; n < table->DPs; n++) - if (table->tab[n] && table->tab[n] != q && - table->tab[n]->prio == q->prio) + for (n = i + 1; n < table->DPs; n++) + if (table->tab[n] && table->tab[n]->prio == q->prio) return 1; } @@ -137,6 +136,7 @@ static inline void gred_store_wred_set(struct gred_sched *table, struct gred_sched_data *q) { table->wred_set.qavg = q->vars.qavg; + table->wred_set.qidlestart = q->vars.qidlestart; } static inline int gred_use_ecn(struct gred_sched *t) @@ -176,7 +176,7 @@ static int gred_enqueue(struct sk_buff *skb, struct Qdisc *sch) skb->tc_index = (skb->tc_index & ~GRED_VQ_MASK) | dp; } - /* sum up all the qaves of prios <= to ours to get the new qave */ + /* sum up all the qaves of prios < ours to get the new qave */ if (!gred_wred_mode(t) && gred_rio_mode(t)) { int i; @@ -260,16 +260,18 @@ static struct sk_buff *gred_dequeue(struct Qdisc *sch) } else { q->backlog -= qdisc_pkt_len(skb); - if (!q->backlog && !gred_wred_mode(t)) - red_start_of_idle_period(&q->vars); + if (gred_wred_mode(t)) { + if (!sch->qstats.backlog) + red_start_of_idle_period(&t->wred_set); + } else { + if (!q->backlog) + red_start_of_idle_period(&q->vars); + } } return skb; } - if (gred_wred_mode(t) && !red_is_idling(&t->wred_set)) - red_start_of_idle_period(&t->wred_set); - return NULL; } @@ -291,19 +293,20 @@ static unsigned int gred_drop(struct Qdisc *sch) q->backlog -= len; q->stats.other++; - if (!q->backlog && !gred_wred_mode(t)) - red_start_of_idle_period(&q->vars); + if (gred_wred_mode(t)) { + if (!sch->qstats.backlog) + red_start_of_idle_period(&t->wred_set); + } else { + if (!q->backlog) + red_start_of_idle_period(&q->vars); + } } qdisc_drop(skb, sch); return len; } - if (gred_wred_mode(t) && !red_is_idling(&t->wred_set)) - red_start_of_idle_period(&t->wred_set); - return 0; - } static void gred_reset(struct Qdisc *sch) @@ -535,6 +538,7 @@ static int gred_dump(struct Qdisc *sch, struct sk_buff *skb) for (i = 0; i < MAX_DPs; i++) { struct gred_sched_data *q = table->tab[i]; struct tc_gred_qopt opt; + unsigned long qavg; memset(&opt, 0, sizeof(opt)); @@ -566,7 +570,9 @@ static int gred_dump(struct Qdisc *sch, struct sk_buff *skb) if (gred_wred_mode(table)) gred_load_wred_set(table, q); - opt.qave = red_calc_qavg(&q->parms, &q->vars, q->vars.qavg); + qavg = red_calc_qavg(&q->parms, &q->vars, + q->vars.qavg >> q->parms.Wlog); + opt.qave = qavg >> q->parms.Wlog; append_opt: if (nla_append(skb, sizeof(opt), &opt) < 0) diff --git a/net/sctp/output.c b/net/sctp/output.c index 838e18b4d7e..be50aa234dc 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -364,6 +364,25 @@ finish: return retval; } +static void sctp_packet_release_owner(struct sk_buff *skb) +{ + sk_free(skb->sk); +} + +static void sctp_packet_set_owner_w(struct sk_buff *skb, struct sock *sk) +{ + skb_orphan(skb); + skb->sk = sk; + skb->destructor = sctp_packet_release_owner; + + /* + * The data chunks have already been accounted for in sctp_sendmsg(), + * therefore only reserve a single byte to keep socket around until + * the packet has been transmitted. + */ + atomic_inc(&sk->sk_wmem_alloc); +} + /* All packets are sent to the network through this function from * sctp_outq_tail(). * @@ -405,7 +424,7 @@ int sctp_packet_transmit(struct sctp_packet *packet) /* Set the owning socket so that we know where to get the * destination IP address. */ - skb_set_owner_w(nskb, sk); + sctp_packet_set_owner_w(nskb, sk); if (!sctp_transport_dst_check(tp)) { sctp_transport_route(tp, NULL, sctp_sk(sk)); diff --git a/net/socket.c b/net/socket.c index a5471f804d9..edc3c4af908 100644 --- a/net/socket.c +++ b/net/socket.c @@ -2604,7 +2604,7 @@ static int do_siocgstamp(struct net *net, struct socket *sock, err = sock_do_ioctl(net, sock, cmd, (unsigned long)&ktv); set_fs(old_fs); if (!err) - err = compat_put_timeval(up, &ktv); + err = compat_put_timeval(&ktv, up); return err; } @@ -2620,7 +2620,7 @@ static int do_siocgstampns(struct net *net, struct socket *sock, err = sock_do_ioctl(net, sock, cmd, (unsigned long)&kts); set_fs(old_fs); if (!err) - err = compat_put_timespec(up, &kts); + err = compat_put_timespec(&kts, up); return err; } diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index a5a402a7d21..5d7f61d7559 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -969,11 +969,11 @@ static bool xprt_dynamic_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req) return false; } -static void xprt_alloc_slot(struct rpc_task *task) +void xprt_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task) { - struct rpc_xprt *xprt = task->tk_xprt; struct rpc_rqst *req; + spin_lock(&xprt->reserve_lock); if (!list_empty(&xprt->free)) { req = list_entry(xprt->free.next, struct rpc_rqst, rq_list); list_del(&req->rq_list); @@ -994,12 +994,29 @@ static void xprt_alloc_slot(struct rpc_task *task) default: task->tk_status = -EAGAIN; } + spin_unlock(&xprt->reserve_lock); return; out_init_req: task->tk_status = 0; task->tk_rqstp = req; xprt_request_init(task, xprt); + spin_unlock(&xprt->reserve_lock); +} +EXPORT_SYMBOL_GPL(xprt_alloc_slot); + +void xprt_lock_and_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task) +{ + /* Note: grabbing the xprt_lock_write() ensures that we throttle + * new slot allocation if the transport is congested (i.e. when + * reconnecting a stream transport or when out of socket write + * buffer space). + */ + if (xprt_lock_write(xprt, task)) { + xprt_alloc_slot(xprt, task); + xprt_release_write(xprt, task); + } } +EXPORT_SYMBOL_GPL(xprt_lock_and_alloc_slot); static void xprt_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req) { @@ -1083,20 +1100,9 @@ void xprt_reserve(struct rpc_task *task) if (task->tk_rqstp != NULL) return; - /* Note: grabbing the xprt_lock_write() here is not strictly needed, - * but ensures that we throttle new slot allocation if the transport - * is congested (e.g. if reconnecting or if we're out of socket - * write buffer space). - */ task->tk_timeout = 0; task->tk_status = -EAGAIN; - if (!xprt_lock_write(xprt, task)) - return; - - spin_lock(&xprt->reserve_lock); - xprt_alloc_slot(task); - spin_unlock(&xprt->reserve_lock); - xprt_release_write(xprt, task); + xprt->ops->alloc_slot(xprt, task); } static inline __be32 xprt_alloc_xid(struct rpc_xprt *xprt) diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 06cdbff79e4..5d9202dc7cb 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -713,6 +713,7 @@ static void xprt_rdma_print_stats(struct rpc_xprt *xprt, struct seq_file *seq) static struct rpc_xprt_ops xprt_rdma_procs = { .reserve_xprt = xprt_rdma_reserve_xprt, .release_xprt = xprt_release_xprt_cong, /* sunrpc/xprt.c */ + .alloc_slot = xprt_alloc_slot, .release_request = xprt_release_rqst_cong, /* ditto */ .set_retrans_timeout = xprt_set_retrans_timeout_def, /* ditto */ .rpcbind = rpcb_getport_async, /* sunrpc/rpcb_clnt.c */ diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 400567243f8..a35b8e52e55 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -2473,6 +2473,7 @@ static void bc_destroy(struct rpc_xprt *xprt) static struct rpc_xprt_ops xs_local_ops = { .reserve_xprt = xprt_reserve_xprt, .release_xprt = xs_tcp_release_xprt, + .alloc_slot = xprt_alloc_slot, .rpcbind = xs_local_rpcbind, .set_port = xs_local_set_port, .connect = xs_connect, @@ -2489,6 +2490,7 @@ static struct rpc_xprt_ops xs_udp_ops = { .set_buffer_size = xs_udp_set_buffer_size, .reserve_xprt = xprt_reserve_xprt_cong, .release_xprt = xprt_release_xprt_cong, + .alloc_slot = xprt_alloc_slot, .rpcbind = rpcb_getport_async, .set_port = xs_set_port, .connect = xs_connect, @@ -2506,6 +2508,7 @@ static struct rpc_xprt_ops xs_udp_ops = { static struct rpc_xprt_ops xs_tcp_ops = { .reserve_xprt = xprt_reserve_xprt, .release_xprt = xs_tcp_release_xprt, + .alloc_slot = xprt_lock_and_alloc_slot, .rpcbind = rpcb_getport_async, .set_port = xs_set_port, .connect = xs_connect, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 97026f3b215..1e37dbf00cb 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5633,8 +5633,10 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info) sizeof(connect.ht_capa_mask)); if (info->attrs[NL80211_ATTR_HT_CAPABILITY]) { - if (!info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK]) + if (!info->attrs[NL80211_ATTR_HT_CAPABILITY_MASK]) { + kfree(connkeys); return -EINVAL; + } memcpy(&connect.ht_capa, nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]), sizeof(connect.ht_capa)); diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c index 54a0dc2e2f8..ab2bb42fe09 100644 --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -212,7 +212,7 @@ resume: /* only the first xfrm gets the encap type */ encap_type = 0; - if (async && x->repl->check(x, skb, seq)) { + if (async && x->repl->recheck(x, skb, seq)) { XFRM_INC_STATS(net, LINUX_MIB_XFRMINSTATESEQERROR); goto drop_unlock; } diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c index 2f6d11d04a2..3efb07d3eb2 100644 --- a/net/xfrm/xfrm_replay.c +++ b/net/xfrm/xfrm_replay.c @@ -420,6 +420,18 @@ err: return -EINVAL; } +static int xfrm_replay_recheck_esn(struct xfrm_state *x, + struct sk_buff *skb, __be32 net_seq) +{ + if (unlikely(XFRM_SKB_CB(skb)->seq.input.hi != + htonl(xfrm_replay_seqhi(x, net_seq)))) { + x->stats.replay_window++; + return -EINVAL; + } + + return xfrm_replay_check_esn(x, skb, net_seq); +} + static void xfrm_replay_advance_esn(struct xfrm_state *x, __be32 net_seq) { unsigned int bitnr, nr, i; @@ -479,6 +491,7 @@ static void xfrm_replay_advance_esn(struct xfrm_state *x, __be32 net_seq) static struct xfrm_replay xfrm_replay_legacy = { .advance = xfrm_replay_advance, .check = xfrm_replay_check, + .recheck = xfrm_replay_check, .notify = xfrm_replay_notify, .overflow = xfrm_replay_overflow, }; @@ -486,6 +499,7 @@ static struct xfrm_replay xfrm_replay_legacy = { static struct xfrm_replay xfrm_replay_bmp = { .advance = xfrm_replay_advance_bmp, .check = xfrm_replay_check_bmp, + .recheck = xfrm_replay_check_bmp, .notify = xfrm_replay_notify_bmp, .overflow = xfrm_replay_overflow_bmp, }; @@ -493,6 +507,7 @@ static struct xfrm_replay xfrm_replay_bmp = { static struct xfrm_replay xfrm_replay_esn = { .advance = xfrm_replay_advance_esn, .check = xfrm_replay_check_esn, + .recheck = xfrm_replay_recheck_esn, .notify = xfrm_replay_notify_bmp, .overflow = xfrm_replay_overflow_esn, }; diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 87cd0e4d428..210be48d8ae 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -1994,8 +1994,10 @@ int __xfrm_init_state(struct xfrm_state *x, bool init_replay) goto error; x->outer_mode = xfrm_get_mode(x->props.mode, family); - if (x->outer_mode == NULL) + if (x->outer_mode == NULL) { + err = -EPROTONOSUPPORT; goto error; + } if (init_replay) { err = xfrm_init_replay(x); diff --git a/scripts/Makefile.fwinst b/scripts/Makefile.fwinst index 6bf8e87f1dc..c3f69ae275d 100644 --- a/scripts/Makefile.fwinst +++ b/scripts/Makefile.fwinst @@ -42,7 +42,7 @@ quiet_cmd_install = INSTALL $(subst $(srctree)/,,$@) $(installed-fw-dirs): $(call cmd,mkdir) -$(installed-fw): $(INSTALL_FW_PATH)/%: $(obj)/% | $(INSTALL_FW_PATH)/$$(dir %) +$(installed-fw): $(INSTALL_FW_PATH)/%: $(obj)/% | $$(dir $(INSTALL_FW_PATH)/%) $(call cmd,install) PHONY += __fw_install __fw_modinst FORCE diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 4629038c9e5..b3d907eb93a 100644 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh @@ -74,8 +74,13 @@ kallsyms() info KSYM ${2} local kallsymopt; + if [ -n "${CONFIG_SYMBOL_PREFIX}" ]; then + kallsymopt="${kallsymopt} \ + --symbol-prefix=${CONFIG_SYMBOL_PREFIX}" + fi + if [ -n "${CONFIG_KALLSYMS_ALL}" ]; then - kallsymopt=--all-symbols + kallsymopt="${kallsymopt} --all-symbols" fi local aflags="${KBUILD_AFLAGS} ${KBUILD_AFLAGS_KERNEL} \ @@ -211,7 +216,7 @@ if [ -n "${CONFIG_KALLSYMS}" ]; then if ! cmp -s System.map .tmp_System.map; then echo >&2 Inconsistent kallsyms data - echo >&2 echo Try "make KALLSYMS_EXTRA_PASS=1" as a workaround + echo >&2 Try "make KALLSYMS_EXTRA_PASS=1" as a workaround cleanup exit 1 fi diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index ec2118d0e27..eb60cb8dbb8 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -80,14 +80,12 @@ static int snd_compr_open(struct inode *inode, struct file *f) int maj = imajor(inode); int ret; - if (f->f_flags & O_WRONLY) + if ((f->f_flags & O_ACCMODE) == O_WRONLY) dirn = SND_COMPRESS_PLAYBACK; - else if (f->f_flags & O_RDONLY) + else if ((f->f_flags & O_ACCMODE) == O_RDONLY) dirn = SND_COMPRESS_CAPTURE; - else { - pr_err("invalid direction\n"); + else return -EINVAL; - } if (maj == snd_major) compr = snd_lookup_minor_data(iminor(inode), diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index f560051a949..1c65cc5e3a3 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -1209,6 +1209,9 @@ static void snd_hda_codec_free(struct hda_codec *codec) kfree(codec); } +static bool snd_hda_codec_get_supported_ps(struct hda_codec *codec, + hda_nid_t fg, unsigned int power_state); + static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, unsigned int power_state); @@ -1317,6 +1320,10 @@ int /*__devinit*/ snd_hda_codec_new(struct hda_bus *bus, AC_VERB_GET_SUBSYSTEM_ID, 0); } + codec->epss = snd_hda_codec_get_supported_ps(codec, + codec->afg ? codec->afg : codec->mfg, + AC_PWRST_EPSS); + /* power-up all before initialization */ hda_set_power_state(codec, codec->afg ? codec->afg : codec->mfg, @@ -2346,6 +2353,7 @@ int snd_hda_codec_reset(struct hda_codec *codec) } if (codec->patch_ops.free) codec->patch_ops.free(codec); + memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); snd_hda_jack_tbl_clear(codec); codec->proc_widget_hook = NULL; codec->spec = NULL; @@ -2361,7 +2369,6 @@ int snd_hda_codec_reset(struct hda_codec *codec) codec->num_pcms = 0; codec->pcm_info = NULL; codec->preset = NULL; - memset(&codec->patch_ops, 0, sizeof(codec->patch_ops)); codec->slave_dig_outs = NULL; codec->spdif_status_reset = 0; module_put(codec->owner); @@ -3543,8 +3550,7 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg, /* this delay seems necessary to avoid click noise at power-down */ if (power_state == AC_PWRST_D3) { /* transition time less than 10ms for power down */ - bool epss = snd_hda_codec_get_supported_ps(codec, fg, AC_PWRST_EPSS); - msleep(epss ? 10 : 100); + msleep(codec->epss ? 10 : 100); } /* repeat power states setting at most 10 times*/ diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h index 7fbc1bcaf1a..e5a7e19a807 100644 --- a/sound/pci/hda/hda_codec.h +++ b/sound/pci/hda/hda_codec.h @@ -862,6 +862,7 @@ struct hda_codec { unsigned int ignore_misc_bit:1; /* ignore MISC_NO_PRESENCE bit */ unsigned int no_jack_detect:1; /* Machine has no jack-detection */ unsigned int pcm_format_first:1; /* PCM format must be set first */ + unsigned int epss:1; /* supporting EPSS? */ #ifdef CONFIG_SND_HDA_POWER_SAVE unsigned int power_on :1; /* current (global) power-state */ int power_transition; /* power-state in transition */ diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 60882c62f18..c4763c52eaf 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2701,6 +2701,8 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = { SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB), + SND_PCI_QUIRK(0x1043, 0x1ac3, "ASUS X53S", POS_FIX_POSBUF), + SND_PCI_QUIRK(0x1043, 0x1b43, "ASUS K53E", POS_FIX_POSBUF), SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB), SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB), SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB), diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index ea5775a1a7d..3d4722f0a1c 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1075,7 +1075,7 @@ static struct snd_kcontrol_new stac_smux_mixer = { static const char * const slave_pfxs[] = { "Front", "Surround", "Center", "LFE", "Side", - "Headphone", "Speaker", "IEC958", + "Headphone", "Speaker", "IEC958", "PCM", NULL }; @@ -4543,6 +4543,9 @@ static void stac92xx_line_out_detect(struct hda_codec *codec, struct auto_pin_cfg *cfg = &spec->autocfg; int i; + if (cfg->speaker_outs == 0) + return; + for (i = 0; i < cfg->line_outs; i++) { if (presence) break; @@ -5531,6 +5534,7 @@ static int patch_stac92hd83xxx(struct hda_codec *codec) snd_hda_codec_set_pincfg(codec, 0xf, 0x2181205e); } + codec->epss = 0; /* longer delay needed for D3 */ codec->no_trigger_sense = 1; codec->spec = spec; diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c index 764cc93dbca..075d5aa1fee 100644 --- a/sound/pci/ice1712/prodigy_hifi.c +++ b/sound/pci/ice1712/prodigy_hifi.c @@ -297,6 +297,7 @@ static int ak4396_dac_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem } static const DECLARE_TLV_DB_SCALE(db_scale_wm_dac, -12700, 100, 1); +static const DECLARE_TLV_DB_LINEAR(ak4396_db_scale, TLV_DB_GAIN_MUTE, 0); static struct snd_kcontrol_new prodigy_hd2_controls[] __devinitdata = { { @@ -307,7 +308,7 @@ static struct snd_kcontrol_new prodigy_hd2_controls[] __devinitdata = { .info = ak4396_dac_vol_info, .get = ak4396_dac_vol_get, .put = ak4396_dac_vol_put, - .tlv = { .p = db_scale_wm_dac }, + .tlv = { .p = ak4396_db_scale }, }, }; diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index 5c9cacaf2d5..1cf7a32d1b2 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -426,7 +426,7 @@ static const int arizona_44k1_bclk_rates[] = { 940800, 1411200, 1881600, - 2882400, + 2822400, 3763200, 5644800, 7526400, diff --git a/sound/soc/codecs/mc13783.c b/sound/soc/codecs/mc13783.c index 8f726c063f4..115a4030181 100644 --- a/sound/soc/codecs/mc13783.c +++ b/sound/soc/codecs/mc13783.c @@ -659,7 +659,7 @@ static struct snd_soc_dai_driver mc13783_dai_async[] = { .id = MC13783_ID_STEREO_DAC, .playback = { .stream_name = "Playback", - .channels_min = 1, + .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = MC13783_FORMATS, @@ -670,7 +670,7 @@ static struct snd_soc_dai_driver mc13783_dai_async[] = { .id = MC13783_ID_STEREO_CODEC, .capture = { .stream_name = "Capture", - .channels_min = 1, + .channels_min = 2, .channels_max = 2, .rates = MC13783_RATES_RECORD, .formats = MC13783_FORMATS, @@ -692,14 +692,14 @@ static struct snd_soc_dai_driver mc13783_dai_sync[] = { .id = MC13783_ID_SYNC, .playback = { .stream_name = "Playback", - .channels_min = 1, + .channels_min = 2, .channels_max = 2, .rates = SNDRV_PCM_RATE_8000_96000, .formats = MC13783_FORMATS, }, .capture = { .stream_name = "Capture", - .channels_min = 1, + .channels_min = 2, .channels_max = 2, .rates = MC13783_RATES_RECORD, .formats = MC13783_FORMATS, diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c index 0013afe48e6..dc4262eea4b 100644 --- a/sound/soc/codecs/wm8904.c +++ b/sound/soc/codecs/wm8904.c @@ -100,7 +100,7 @@ static const struct reg_default wm8904_reg_defaults[] = { { 14, 0x0000 }, /* R14 - Power Management 2 */ { 15, 0x0000 }, /* R15 - Power Management 3 */ { 18, 0x0000 }, /* R18 - Power Management 6 */ - { 19, 0x945E }, /* R20 - Clock Rates 0 */ + { 20, 0x945E }, /* R20 - Clock Rates 0 */ { 21, 0x0C05 }, /* R21 - Clock Rates 1 */ { 22, 0x0006 }, /* R22 - Clock Rates 2 */ { 24, 0x0050 }, /* R24 - Audio Interface 0 */ diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c index fb21b17f17f..199408ec426 100644 --- a/sound/soc/fsl/imx-sgtl5000.c +++ b/sound/soc/fsl/imx-sgtl5000.c @@ -94,7 +94,7 @@ static int __devinit imx_sgtl5000_probe(struct platform_device *pdev) dev_err(&pdev->dev, "audmux internal port setup failed\n"); return ret; } - imx_audmux_v2_configure_port(ext_port, + ret = imx_audmux_v2_configure_port(ext_port, IMX_AUDMUX_V2_PTCR_SYN, IMX_AUDMUX_V2_PDCR_RXDSEL(int_port)); if (ret) { diff --git a/sound/soc/omap/am3517evm.c b/sound/soc/omap/am3517evm.c index 009533ab8d1..df65f98211e 100644 --- a/sound/soc/omap/am3517evm.c +++ b/sound/soc/omap/am3517evm.c @@ -59,7 +59,7 @@ static int am3517evm_hw_params(struct snd_pcm_substream *substream, return ret; } - snd_soc_dai_set_sysclk(cpu_dai, OMAP_MCBSP_FSR_SRC_FSX, 0, + ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_MCBSP_FSR_SRC_FSX, 0, SND_SOC_CLOCK_IN); if (ret < 0) { printk(KERN_ERR "can't set CPU system clock OMAP_MCBSP_FSR_SRC_FSX\n"); diff --git a/sound/soc/samsung/dma.c b/sound/soc/samsung/dma.c index f3ebc38c10f..b70964ea448 100644 --- a/sound/soc/samsung/dma.c +++ b/sound/soc/samsung/dma.c @@ -34,9 +34,7 @@ static const struct snd_pcm_hardware dma_hardware = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_RESUME, + SNDRV_PCM_INFO_MMAP_VALID, .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U8 | @@ -248,15 +246,11 @@ static int dma_trigger(struct snd_pcm_substream *substream, int cmd) switch (cmd) { case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: prtd->state |= ST_RUNNING; prtd->params->ops->trigger(prtd->params->ch); break; case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: prtd->state &= ~ST_RUNNING; prtd->params->ops->stop(prtd->params->ch); break; diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index dd7c49fafd7..f90139b5f50 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -291,8 +291,11 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_dapm_context *dapm, if (dapm->codec->driver->set_bias_level) ret = dapm->codec->driver->set_bias_level(dapm->codec, level); - } else + else + dapm->bias_level = level; + } else if (!card || dapm != &card->dapm) { dapm->bias_level = level; + } if (ret != 0) goto out; diff --git a/sound/soc/spear/spear_pcm.c b/sound/soc/spear/spear_pcm.c index 97c2cac8e92..8c7f2372944 100644 --- a/sound/soc/spear/spear_pcm.c +++ b/sound/soc/spear/spear_pcm.c @@ -138,7 +138,7 @@ static void spear_pcm_free(struct snd_pcm *pcm) continue; buf = &substream->dma_buffer; - if (!buf && !buf->area) + if (!buf || !buf->area) continue; dma_free_writecombine(pcm->card->dev, buf->bytes, diff --git a/sound/soc/tegra/tegra_alc5632.c b/sound/soc/tegra/tegra_alc5632.c index e463529b38b..76cb1b363b7 100644 --- a/sound/soc/tegra/tegra_alc5632.c +++ b/sound/soc/tegra/tegra_alc5632.c @@ -89,7 +89,6 @@ static struct snd_soc_jack_gpio tegra_alc5632_hp_jack_gpio = { .name = "Headset detection", .report = SND_JACK_HEADSET, .debounce_time = 150, - .invert = 1, }; static const struct snd_soc_dapm_widget tegra_alc5632_dapm_widgets[] = { diff --git a/sound/soc/tegra/tegra_pcm.c b/sound/soc/tegra/tegra_pcm.c index 5658bcec193..8d6900c1ee4 100644 --- a/sound/soc/tegra/tegra_pcm.c +++ b/sound/soc/tegra/tegra_pcm.c @@ -334,11 +334,11 @@ static int tegra_pcm_hw_params(struct snd_pcm_substream *substream, if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { slave_config.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; slave_config.dst_addr = dmap->addr; - slave_config.src_maxburst = 0; + slave_config.dst_maxburst = 4; } else { slave_config.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; slave_config.src_addr = dmap->addr; - slave_config.dst_maxburst = 0; + slave_config.src_maxburst = 4; } slave_config.slave_id = dmap->req_sel; diff --git a/sound/soc/ux500/ux500_msp_i2s.c b/sound/soc/ux500/ux500_msp_i2s.c index 5c472f335a6..eb85113d472 100644 --- a/sound/soc/ux500/ux500_msp_i2s.c +++ b/sound/soc/ux500/ux500_msp_i2s.c @@ -663,7 +663,6 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev, struct ux500_msp **msp_p, struct msp_i2s_platform_data *platform_data) { - int ret = 0; struct resource *res = NULL; struct i2s_controller *i2s_cont; struct ux500_msp *msp; @@ -685,15 +684,14 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev, if (res == NULL) { dev_err(&pdev->dev, "%s: ERROR: Unable to get resource!\n", __func__); - ret = -ENOMEM; - goto err_res; + return -ENOMEM; } - msp->registers = ioremap(res->start, (res->end - res->start + 1)); + msp->registers = devm_ioremap(&pdev->dev, res->start, + resource_size(res)); if (msp->registers == NULL) { dev_err(&pdev->dev, "%s: ERROR: ioremap failed!\n", __func__); - ret = -ENOMEM; - goto err_res; + return -ENOMEM; } msp->msp_state = MSP_STATE_IDLE; @@ -705,7 +703,7 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev, dev_err(&pdev->dev, "%s: ERROR: Failed to allocate I2S-controller!\n", __func__); - goto err_i2s_cont; + return -ENOMEM; } i2s_cont->dev.parent = &pdev->dev; i2s_cont->data = (void *)msp; @@ -716,14 +714,6 @@ int ux500_msp_i2s_init_msp(struct platform_device *pdev, msp->i2s_cont = i2s_cont; return 0; - -err_i2s_cont: - iounmap(msp->registers); - -err_res: - devm_kfree(&pdev->dev, msp); - - return ret; } void ux500_msp_i2s_cleanup_msp(struct platform_device *pdev, @@ -732,11 +722,6 @@ void ux500_msp_i2s_cleanup_msp(struct platform_device *pdev, dev_dbg(msp->dev, "%s: Enter (id = %d).\n", __func__, msp->id); device_unregister(&msp->i2s_cont->dev); - devm_kfree(&pdev->dev, msp->i2s_cont); - - iounmap(msp->registers); - - devm_kfree(&pdev->dev, msp); } MODULE_LICENSE("GPL v2"); diff --git a/sound/usb/card.c b/sound/usb/card.c index d5b5c3388e2..4a469f0cb6d 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -553,7 +553,7 @@ static void snd_usb_audio_disconnect(struct usb_device *dev, struct snd_usb_audio *chip) { struct snd_card *card; - struct list_head *p; + struct list_head *p, *n; if (chip == (void *)-1L) return; @@ -570,7 +570,7 @@ static void snd_usb_audio_disconnect(struct usb_device *dev, snd_usb_stream_disconnect(p); } /* release the endpoint resources */ - list_for_each(p, &chip->ep_list) { + list_for_each_safe(p, n, &chip->ep_list) { snd_usb_endpoint_free(p); } /* release the midi resources */ diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index c4118120268..d6e2bb49c59 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -141,7 +141,7 @@ int snd_usb_endpoint_implict_feedback_sink(struct snd_usb_endpoint *ep) * * For implicit feedback, next_packet_size() is unused. */ -static int next_packet_size(struct snd_usb_endpoint *ep) +int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep) { unsigned long flags; int ret; @@ -177,15 +177,6 @@ static void retire_inbound_urb(struct snd_usb_endpoint *ep, ep->retire_data_urb(ep->data_subs, urb); } -static void prepare_outbound_urb_sizes(struct snd_usb_endpoint *ep, - struct snd_urb_ctx *ctx) -{ - int i; - - for (i = 0; i < ctx->packets; ++i) - ctx->packet_size[i] = next_packet_size(ep); -} - /* * Prepare a PLAYBACK urb for submission to the bus. */ @@ -370,7 +361,6 @@ static void snd_complete_urb(struct urb *urb) goto exit_clear; } - prepare_outbound_urb_sizes(ep, ctx); prepare_outbound_urb(ep, ctx); } else { retire_inbound_urb(ep, ctx); @@ -799,7 +789,9 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, /** * snd_usb_endpoint_start: start an snd_usb_endpoint * - * @ep: the endpoint to start + * @ep: the endpoint to start + * @can_sleep: flag indicating whether the operation is executed in + * non-atomic context * * A call to this function will increment the use count of the endpoint. * In case it is not already running, the URBs for this endpoint will be @@ -809,7 +801,7 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, * * Returns an error if the URB submission failed, 0 in all other cases. */ -int snd_usb_endpoint_start(struct snd_usb_endpoint *ep) +int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, int can_sleep) { int err; unsigned int i; @@ -821,6 +813,11 @@ int snd_usb_endpoint_start(struct snd_usb_endpoint *ep) if (++ep->use_count != 1) return 0; + /* just to be sure */ + deactivate_urbs(ep, 0, can_sleep); + if (can_sleep) + wait_clear_urbs(ep); + ep->active_mask = 0; ep->unlink_mask = 0; ep->phase = 0; @@ -850,7 +847,6 @@ int snd_usb_endpoint_start(struct snd_usb_endpoint *ep) goto __error; if (usb_pipeout(ep->pipe)) { - prepare_outbound_urb_sizes(ep, urb->context); prepare_outbound_urb(ep, urb->context); } else { prepare_inbound_urb(ep, urb->context); diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h index ee2723fb174..cbbbdf226d6 100644 --- a/sound/usb/endpoint.h +++ b/sound/usb/endpoint.h @@ -13,7 +13,7 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, struct audioformat *fmt, struct snd_usb_endpoint *sync_ep); -int snd_usb_endpoint_start(struct snd_usb_endpoint *ep); +int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, int can_sleep); void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep, int force, int can_sleep, int wait); int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep); @@ -21,6 +21,7 @@ int snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep); void snd_usb_endpoint_free(struct list_head *head); int snd_usb_endpoint_implict_feedback_sink(struct snd_usb_endpoint *ep); +int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep); void snd_usb_handle_sync_urb(struct snd_usb_endpoint *ep, struct snd_usb_endpoint *sender, diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 62ec808ed79..f782ce19bf5 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -212,7 +212,7 @@ int snd_usb_init_pitch(struct snd_usb_audio *chip, int iface, } } -static int start_endpoints(struct snd_usb_substream *subs) +static int start_endpoints(struct snd_usb_substream *subs, int can_sleep) { int err; @@ -225,7 +225,7 @@ static int start_endpoints(struct snd_usb_substream *subs) snd_printdd(KERN_DEBUG "Starting data EP @%p\n", ep); ep->data_subs = subs; - err = snd_usb_endpoint_start(ep); + err = snd_usb_endpoint_start(ep, can_sleep); if (err < 0) { clear_bit(SUBSTREAM_FLAG_DATA_EP_STARTED, &subs->flags); return err; @@ -236,10 +236,25 @@ static int start_endpoints(struct snd_usb_substream *subs) !test_and_set_bit(SUBSTREAM_FLAG_SYNC_EP_STARTED, &subs->flags)) { struct snd_usb_endpoint *ep = subs->sync_endpoint; + if (subs->data_endpoint->iface != subs->sync_endpoint->iface || + subs->data_endpoint->alt_idx != subs->sync_endpoint->alt_idx) { + err = usb_set_interface(subs->dev, + subs->sync_endpoint->iface, + subs->sync_endpoint->alt_idx); + if (err < 0) { + snd_printk(KERN_ERR + "%d:%d:%d: cannot set interface (%d)\n", + subs->dev->devnum, + subs->sync_endpoint->iface, + subs->sync_endpoint->alt_idx, err); + return -EIO; + } + } + snd_printdd(KERN_DEBUG "Starting sync EP @%p\n", ep); ep->sync_slave = subs->data_endpoint; - err = snd_usb_endpoint_start(ep); + err = snd_usb_endpoint_start(ep, can_sleep); if (err < 0) { clear_bit(SUBSTREAM_FLAG_SYNC_EP_STARTED, &subs->flags); return err; @@ -544,13 +559,10 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream) subs->last_frame_number = 0; runtime->delay = 0; - /* clear the pending deactivation on the target EPs */ - deactivate_endpoints(subs); - /* for playback, submit the URBs now; otherwise, the first hwptr_done * updates for all URBs would happen at the same time when starting */ if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK) - return start_endpoints(subs); + return start_endpoints(subs, 1); return 0; } @@ -1032,6 +1044,7 @@ static void prepare_playback_urb(struct snd_usb_substream *subs, struct urb *urb) { struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime; + struct snd_usb_endpoint *ep = subs->data_endpoint; struct snd_urb_ctx *ctx = urb->context; unsigned int counts, frames, bytes; int i, stride, period_elapsed = 0; @@ -1043,7 +1056,11 @@ static void prepare_playback_urb(struct snd_usb_substream *subs, urb->number_of_packets = 0; spin_lock_irqsave(&subs->lock, flags); for (i = 0; i < ctx->packets; i++) { - counts = ctx->packet_size[i]; + if (ctx->packet_size[i]) + counts = ctx->packet_size[i]; + else + counts = snd_usb_endpoint_next_packet_size(ep); + /* set up descriptor */ urb->iso_frame_desc[i].offset = frames * stride; urb->iso_frame_desc[i].length = counts * stride; @@ -1094,7 +1111,16 @@ static void prepare_playback_urb(struct snd_usb_substream *subs, subs->hwptr_done += bytes; if (subs->hwptr_done >= runtime->buffer_size * stride) subs->hwptr_done -= runtime->buffer_size * stride; + + /* update delay with exact number of samples queued */ + runtime->delay = subs->last_delay; runtime->delay += frames; + subs->last_delay = runtime->delay; + + /* realign last_frame_number */ + subs->last_frame_number = usb_get_current_frame_number(subs->dev); + subs->last_frame_number &= 0xFF; /* keep 8 LSBs */ + spin_unlock_irqrestore(&subs->lock, flags); urb->transfer_buffer_length = bytes; if (period_elapsed) @@ -1112,12 +1138,32 @@ static void retire_playback_urb(struct snd_usb_substream *subs, struct snd_pcm_runtime *runtime = subs->pcm_substream->runtime; int stride = runtime->frame_bits >> 3; int processed = urb->transfer_buffer_length / stride; + int est_delay; + + /* ignore the delay accounting when procssed=0 is given, i.e. + * silent payloads are procssed before handling the actual data + */ + if (!processed) + return; spin_lock_irqsave(&subs->lock, flags); - if (processed > runtime->delay) - runtime->delay = 0; + est_delay = snd_usb_pcm_delay(subs, runtime->rate); + /* update delay with exact number of samples played */ + if (processed > subs->last_delay) + subs->last_delay = 0; else - runtime->delay -= processed; + subs->last_delay -= processed; + runtime->delay = subs->last_delay; + + /* + * Report when delay estimate is off by more than 2ms. + * The error should be lower than 2ms since the estimate relies + * on two reads of a counter updated every ms. + */ + if (abs(est_delay - subs->last_delay) * 1000 > runtime->rate * 2) + snd_printk(KERN_DEBUG "delay: estimated %d, actual %d\n", + est_delay, subs->last_delay); + spin_unlock_irqrestore(&subs->lock, flags); } @@ -1175,7 +1221,7 @@ static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream switch (cmd) { case SNDRV_PCM_TRIGGER_START: - err = start_endpoints(subs); + err = start_endpoints(subs, 0); if (err < 0) return err; |