diff options
Diffstat (limited to 'arch')
209 files changed, 1799 insertions, 2173 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 8d2a4833acd..135c674eaf9 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -1,6 +1,7 @@ config ALPHA bool default y + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_AOUT select HAVE_IDE select HAVE_OPROFILE diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h index 52cd2a4a3ff..453597b91f3 100644 --- a/arch/alpha/include/asm/thread_info.h +++ b/arch/alpha/include/asm/thread_info.h @@ -58,8 +58,6 @@ register struct thread_info *__current_thread_info __asm__("$8"); #define THREAD_SIZE_ORDER 1 #define THREAD_SIZE (2*PAGE_SIZE) -#define PREEMPT_ACTIVE 0x40000000 - /* * Thread information flags: * - these are process state flags and used from assembly diff --git a/arch/arc/include/asm/thread_info.h b/arch/arc/include/asm/thread_info.h index 2d50a4cdd7f..45be2167201 100644 --- a/arch/arc/include/asm/thread_info.h +++ b/arch/arc/include/asm/thread_info.h @@ -80,8 +80,6 @@ static inline __attribute_const__ struct thread_info *current_thread_info(void) #endif /* !__ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flags * - these are process state flags that various assembly files may need to diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c index eb1c2ee5eaf..42b05046fad 100644 --- a/arch/arc/kernel/kprobes.c +++ b/arch/arc/kernel/kprobes.c @@ -327,7 +327,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, unsigned long trapnr) */ /* We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accouting + * we can also use npre/npostfault count for accounting * these specific fault cases. */ kprobes_inc_nmissed_count(cur); diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e089e622be7..214b698cefe 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -5,6 +5,7 @@ config ARM select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H + select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_USE_CMPXCHG_LOCKREF select ARCH_WANT_IPC_PARSE_VERSION select BUILDTIME_EXTABLE_SORT if MMU diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index 98742943617..7e6c64ed966 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -630,7 +630,7 @@ tsc { ti,wires = <4>; ti,x-plate-resistance = <200>; - ti,coordiante-readouts = <5>; + ti,coordinate-readouts = <5>; ti,wire-config = <0x00 0x11 0x22 0x33>; }; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 03febf85fd2..4718ec4a4db 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -485,3 +485,13 @@ tx-num-evt = <1>; rx-num-evt = <1>; }; + +&tscadc { + status = "okay"; + tsc { + ti,wires = <4>; + ti,x-plate-resistance = <200>; + ti,coordinate-readouts = <5>; + ti,wire-config = <0x00 0x11 0x22 0x33>; + }; +}; diff --git a/arch/arm/boot/dts/ecx-2000.dts b/arch/arm/boot/dts/ecx-2000.dts index 139b40cc3a2..2ccbb57fbfa 100644 --- a/arch/arm/boot/dts/ecx-2000.dts +++ b/arch/arm/boot/dts/ecx-2000.dts @@ -85,6 +85,12 @@ <1 10 0xf08>; }; + memory-controller@fff00000 { + compatible = "calxeda,ecx-2000-ddr-ctrl"; + reg = <0xfff00000 0x1000>; + interrupts = <0 91 4>; + }; + intc: interrupt-controller@fff11000 { compatible = "arm,cortex-a15-gic"; #interrupt-cells = <3>; diff --git a/arch/arm/boot/dts/ecx-common.dtsi b/arch/arm/boot/dts/ecx-common.dtsi index bc22557d7a6..b90045a8f8e 100644 --- a/arch/arm/boot/dts/ecx-common.dtsi +++ b/arch/arm/boot/dts/ecx-common.dtsi @@ -53,12 +53,6 @@ status = "disabled"; }; - memory-controller@fff00000 { - compatible = "calxeda,hb-ddr-ctrl"; - reg = <0xfff00000 0x1000>; - interrupts = <0 91 4>; - }; - ipc@fff20000 { compatible = "arm,pl320", "arm,primecell"; reg = <0xfff20000 0x1000>; diff --git a/arch/arm/boot/dts/highbank.dts b/arch/arm/boot/dts/highbank.dts index 6aad34ad951..ed14aeac056 100644 --- a/arch/arm/boot/dts/highbank.dts +++ b/arch/arm/boot/dts/highbank.dts @@ -86,6 +86,12 @@ soc { ranges = <0x00000000 0x00000000 0xffffffff>; + memory-controller@fff00000 { + compatible = "calxeda,hb-ddr-ctrl"; + reg = <0xfff00000 0x1000>; + interrupts = <0 91 4>; + }; + timer@fff10600 { compatible = "arm,cortex-a9-twd-timer"; reg = <0xfff10600 0x20>; diff --git a/arch/arm/boot/dts/imx51.dtsi b/arch/arm/boot/dts/imx51.dtsi index f4dcff3a996..4bcdd3ad15e 100644 --- a/arch/arm/boot/dts/imx51.dtsi +++ b/arch/arm/boot/dts/imx51.dtsi @@ -190,7 +190,7 @@ usbphy0: usbphy@0 { compatible = "usb-nop-xceiv"; - clocks = <&clks 124>; + clocks = <&clks 75>; clock-names = "main_clk"; status = "okay"; }; diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi index fb1b2ec8eaa..4217096ee67 100644 --- a/arch/arm/boot/dts/twl4030.dtsi +++ b/arch/arm/boot/dts/twl4030.dtsi @@ -19,6 +19,12 @@ interrupts = <11>; }; + charger: bci { + compatible = "ti,twl4030-bci"; + interrupts = <9>, <2>; + bci3v1-supply = <&vusb3v1>; + }; + watchdog { compatible = "ti,twl4030-wdt"; }; diff --git a/arch/arm/configs/prima2_defconfig b/arch/arm/configs/prima2_defconfig index 002a1ceadce..23591dba47a 100644 --- a/arch/arm/configs/prima2_defconfig +++ b/arch/arm/configs/prima2_defconfig @@ -39,6 +39,7 @@ CONFIG_SPI=y CONFIG_SPI_SIRF=y CONFIG_SPI_SPIDEV=y # CONFIG_HWMON is not set +CONFIG_WATCHDOG=y CONFIG_USB_GADGET=y CONFIG_USB_MASS_STORAGE=m CONFIG_MMC=y diff --git a/arch/arm/configs/vt8500_v6_v7_defconfig b/arch/arm/configs/vt8500_v6_v7_defconfig new file mode 100644 index 00000000000..f0520176acd --- /dev/null +++ b/arch/arm/configs/vt8500_v6_v7_defconfig @@ -0,0 +1,90 @@ +CONFIG_IRQ_DOMAIN_DEBUG=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_BLK_DEV_INITRD=y +CONFIG_ARCH_MULTI_V6=y +CONFIG_ARCH_WM8750=y +CONFIG_ARCH_WM8850=y +CONFIG_ARM_ERRATA_720789=y +CONFIG_ARM_ERRATA_754322=y +CONFIG_ARM_ERRATA_775420=y +CONFIG_HAVE_ARM_ARCH_TIMER=y +CONFIG_AEABI=y +CONFIG_HIGHMEM=y +CONFIG_HIGHPTE=y +CONFIG_ARM_APPENDED_DTB=y +CONFIG_ARM_ATAG_DTB_COMPAT=y +CONFIG_VFP=y +CONFIG_NEON=y +CONFIG_PM_RUNTIME=y +CONFIG_NET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +CONFIG_PROC_DEVICETREE=y +CONFIG_EEPROM_93CX6=y +CONFIG_SCSI=y +CONFIG_BLK_DEV_SD=y +CONFIG_NETDEVICES=y +# CONFIG_NET_CADENCE is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CIRRUS is not set +# CONFIG_NET_VENDOR_FARADAY is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set +CONFIG_VIA_VELOCITY=y +# CONFIG_NET_VENDOR_WIZNET is not set +CONFIG_PHYLIB=y +CONFIG_INPUT_MATRIXKMAP=y +CONFIG_SERIAL_VT8500=y +CONFIG_SERIAL_VT8500_CONSOLE=y +CONFIG_I2C=y +CONFIG_I2C_WMT=y +CONFIG_PINCTRL_SINGLE=y +CONFIG_PINCTRL_WM8750=y +CONFIG_GPIO_GENERIC_PLATFORM=y +CONFIG_POWER_SUPPLY=y +CONFIG_POWER_RESET=y +CONFIG_MFD_SYSCON=y +CONFIG_REGULATOR=y +CONFIG_REGULATOR_FIXED_VOLTAGE=y +CONFIG_REGULATOR_GPIO=y +CONFIG_USB=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_HCD_PLATFORM=y +CONFIG_USB_UHCI_HCD=y +CONFIG_USB_STORAGE=y +CONFIG_NOP_USB_XCEIV=y +CONFIG_USB_GPIO_VBUS=y +CONFIG_USB_ULPI=y +CONFIG_MMC=y +CONFIG_MMC_DEBUG=y +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y +CONFIG_LEDS_TRIGGERS=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_VT8500=y +CONFIG_DMADEVICES=y +CONFIG_COMMON_CLK_DEBUG=y +# CONFIG_IOMMU_SUPPORT is not set +CONFIG_PWM=y +CONFIG_PWM_VT8500=y +CONFIG_RESET_CONTROLLER=y +CONFIG_GENERIC_PHY=y +CONFIG_EXT4_FS=y +CONFIG_TMPFS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3_ACL=y +CONFIG_NFS_V4=y +CONFIG_ROOT_NFS=y +CONFIG_PRINTK_TIME=y +CONFIG_DEBUG_KERNEL=y +CONFIG_LOCKUP_DETECTOR=y diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index df5e13d64f2..71a06b29348 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -141,12 +141,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #endif /* - * We use bit 30 of the preempt_count to indicate that kernel - * preemption is occurring. See <asm/hardirq.h>. - */ -#define PREEMPT_ACTIVE 0x40000000 - -/* * thread information flags: * TIF_SYSCALL_TRACE - syscall trace active * TIF_SYSCAL_AUDIT - syscall auditing active diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index c1b737097c9..90aab2d5a07 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -2,7 +2,7 @@ # Makefile for the linux kernel. # -obj-y := irq.o gpio.o setup.o +obj-y := irq.o gpio.o setup.o sysirq_mask.o obj-m := obj-n := obj- := diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index f8629a3fa24..d6a1fa85371 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -351,6 +351,8 @@ static void __init at91sam9260_initialize(void) arm_pm_idle = at91sam9_idle; arm_pm_restart = at91sam9_alt_restart; + at91_sysirq_mask_rtt(AT91SAM9260_BASE_RTT); + /* Register GPIO subsystem */ at91_gpio_init(at91sam9260_gpio, 3); } diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index 1f3867a17a2..23ba1d8a153 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -293,6 +293,8 @@ static void __init at91sam9261_initialize(void) arm_pm_idle = at91sam9_idle; arm_pm_restart = at91sam9_alt_restart; + at91_sysirq_mask_rtt(AT91SAM9261_BASE_RTT); + /* Register GPIO subsystem */ at91_gpio_init(at91sam9261_gpio, 3); } diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index 90d455d294a..7eccb0fc57b 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -330,6 +330,9 @@ static void __init at91sam9263_initialize(void) arm_pm_idle = at91sam9_idle; arm_pm_restart = at91sam9_alt_restart; + at91_sysirq_mask_rtt(AT91SAM9263_BASE_RTT0); + at91_sysirq_mask_rtt(AT91SAM9263_BASE_RTT1); + /* Register GPIO subsystem */ at91_gpio_init(at91sam9263_gpio, 5); } diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c index e9bf0b8f40e..9405aa08b10 100644 --- a/arch/arm/mach-at91/at91sam9g45.c +++ b/arch/arm/mach-at91/at91sam9g45.c @@ -379,6 +379,9 @@ static void __init at91sam9g45_initialize(void) arm_pm_idle = at91sam9_idle; arm_pm_restart = at91sam9g45_restart; + at91_sysirq_mask_rtc(AT91SAM9G45_BASE_RTC); + at91_sysirq_mask_rtt(AT91SAM9G45_BASE_RTT); + /* Register GPIO subsystem */ at91_gpio_init(at91sam9g45_gpio, 5); } diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c index 2d895a29773..388ec3aec4b 100644 --- a/arch/arm/mach-at91/at91sam9n12.c +++ b/arch/arm/mach-at91/at91sam9n12.c @@ -224,7 +224,13 @@ static void __init at91sam9n12_map_io(void) at91_init_sram(0, AT91SAM9N12_SRAM_BASE, AT91SAM9N12_SRAM_SIZE); } +static void __init at91sam9n12_initialize(void) +{ + at91_sysirq_mask_rtc(AT91SAM9N12_BASE_RTC); +} + AT91_SOC_START(at91sam9n12) .map_io = at91sam9n12_map_io, .register_clocks = at91sam9n12_register_clocks, + .init = at91sam9n12_initialize, AT91_SOC_END diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index 88995af09c0..0750ffb7e6b 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -296,6 +296,9 @@ static void __init at91sam9rl_initialize(void) arm_pm_idle = at91sam9_idle; arm_pm_restart = at91sam9_alt_restart; + at91_sysirq_mask_rtc(AT91SAM9RL_BASE_RTC); + at91_sysirq_mask_rtt(AT91SAM9RL_BASE_RTT); + /* Register GPIO subsystem */ at91_gpio_init(at91sam9rl_gpio, 4); } diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c index 916e5a14291..e8a2e075a1b 100644 --- a/arch/arm/mach-at91/at91sam9x5.c +++ b/arch/arm/mach-at91/at91sam9x5.c @@ -322,6 +322,11 @@ static void __init at91sam9x5_map_io(void) at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE); } +static void __init at91sam9x5_initialize(void) +{ + at91_sysirq_mask_rtc(AT91SAM9X5_BASE_RTC); +} + /* -------------------------------------------------------------------- * Interrupt initialization * -------------------------------------------------------------------- */ @@ -329,4 +334,5 @@ static void __init at91sam9x5_map_io(void) AT91_SOC_START(at91sam9x5) .map_io = at91sam9x5_map_io, .register_clocks = at91sam9x5_register_clocks, + .init = at91sam9x5_initialize, AT91_SOC_END diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c index 0b153c87521..f4f8735315d 100644 --- a/arch/arm/mach-at91/board-sam9260ek.c +++ b/arch/arm/mach-at91/board-sam9260ek.c @@ -28,7 +28,7 @@ #include <linux/spi/spi.h> #include <linux/spi/at73c213.h> #include <linux/clk.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/gpio_keys.h> #include <linux/input.h> diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c index 8b4942cbb6d..2f931915c80 100644 --- a/arch/arm/mach-at91/board-sam9263ek.c +++ b/arch/arm/mach-at91/board-sam9263ek.c @@ -27,7 +27,7 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/fb.h> #include <linux/gpio_keys.h> #include <linux/input.h> diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index dc6e2f5f804..26dee3ce939 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -34,6 +34,8 @@ extern int __init at91_aic_of_init(struct device_node *node, struct device_node *parent); extern int __init at91_aic5_of_init(struct device_node *node, struct device_node *parent); +extern void __init at91_sysirq_mask_rtc(u32 rtc_base); +extern void __init at91_sysirq_mask_rtt(u32 rtt_base); /* Timer */ diff --git a/arch/arm/mach-at91/include/mach/at91sam9n12.h b/arch/arm/mach-at91/include/mach/at91sam9n12.h index d374b87c045..0151bcf6163 100644 --- a/arch/arm/mach-at91/include/mach/at91sam9n12.h +++ b/arch/arm/mach-at91/include/mach/at91sam9n12.h @@ -49,6 +49,11 @@ #define AT91SAM9N12_BASE_USART3 0xf8028000 /* + * System Peripherals + */ +#define AT91SAM9N12_BASE_RTC 0xfffffeb0 + +/* * Internal Memory. */ #define AT91SAM9N12_SRAM_BASE 0x00300000 /* Internal SRAM base address */ diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5.h b/arch/arm/mach-at91/include/mach/at91sam9x5.h index c75ee19b58d..2fc76c49e97 100644 --- a/arch/arm/mach-at91/include/mach/at91sam9x5.h +++ b/arch/arm/mach-at91/include/mach/at91sam9x5.h @@ -55,6 +55,11 @@ #define AT91SAM9X5_BASE_USART2 0xf8024000 /* + * System Peripherals + */ +#define AT91SAM9X5_BASE_RTC 0xfffffeb0 + +/* * Internal Memory. */ #define AT91SAM9X5_SRAM_BASE 0x00300000 /* Internal SRAM base address */ diff --git a/arch/arm/mach-at91/include/mach/sama5d3.h b/arch/arm/mach-at91/include/mach/sama5d3.h index 31096a8aaf1..25613d8c6dc 100644 --- a/arch/arm/mach-at91/include/mach/sama5d3.h +++ b/arch/arm/mach-at91/include/mach/sama5d3.h @@ -73,6 +73,11 @@ #define SAMA5D3_BASE_USART3 0xf8024000 /* + * System Peripherals + */ +#define SAMA5D3_BASE_RTC 0xfffffeb0 + +/* * Internal Memory */ #define SAMA5D3_SRAM_BASE 0x00300000 /* Internal SRAM base address */ diff --git a/arch/arm/mach-at91/sama5d3.c b/arch/arm/mach-at91/sama5d3.c index 401279715ab..3ea86428ee0 100644 --- a/arch/arm/mach-at91/sama5d3.c +++ b/arch/arm/mach-at91/sama5d3.c @@ -371,7 +371,13 @@ static void __init sama5d3_map_io(void) at91_init_sram(0, SAMA5D3_SRAM_BASE, SAMA5D3_SRAM_SIZE); } +static void __init sama5d3_initialize(void) +{ + at91_sysirq_mask_rtc(SAMA5D3_BASE_RTC); +} + AT91_SOC_START(sama5d3) .map_io = sama5d3_map_io, .register_clocks = sama5d3_register_clocks, + .init = sama5d3_initialize, AT91_SOC_END diff --git a/arch/arm/mach-at91/sysirq_mask.c b/arch/arm/mach-at91/sysirq_mask.c new file mode 100644 index 00000000000..2ba694f9626 --- /dev/null +++ b/arch/arm/mach-at91/sysirq_mask.c @@ -0,0 +1,71 @@ +/* + * sysirq_mask.c - System-interrupt masking + * + * Copyright (C) 2013 Johan Hovold <jhovold@gmail.com> + * + * Functions to disable system interrupts from backup-powered peripherals. + * + * The RTC and RTT-peripherals are generally powered by backup power (VDDBU) + * and are not reset on wake-up, user, watchdog or software reset. This means + * that their interrupts may be enabled during early boot (e.g. after a user + * reset). + * + * As the RTC and RTT share the system-interrupt line with the PIT, an + * interrupt occurring before a handler has been installed would lead to the + * system interrupt being disabled and prevent the system from booting. + * + * 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. + */ + +#include <linux/io.h> +#include <mach/at91_rtt.h> + +#include "generic.h" + +#define AT91_RTC_IDR 0x24 /* Interrupt Disable Register */ +#define AT91_RTC_IMR 0x28 /* Interrupt Mask Register */ + +void __init at91_sysirq_mask_rtc(u32 rtc_base) +{ + void __iomem *base; + u32 mask; + + base = ioremap(rtc_base, 64); + if (!base) + return; + + mask = readl_relaxed(base + AT91_RTC_IMR); + if (mask) { + pr_info("AT91: Disabling rtc irq\n"); + writel_relaxed(mask, base + AT91_RTC_IDR); + (void)readl_relaxed(base + AT91_RTC_IMR); /* flush */ + } + + iounmap(base); +} + +void __init at91_sysirq_mask_rtt(u32 rtt_base) +{ + void __iomem *base; + void __iomem *reg; + u32 mode; + + base = ioremap(rtt_base, 16); + if (!base) + return; + + reg = base + AT91_RTT_MR; + + mode = readl_relaxed(reg); + if (mode & (AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN)) { + pr_info("AT91: Disabling rtt irq\n"); + mode &= ~(AT91_RTT_ALMIEN | AT91_RTT_RTTINCIEN); + writel_relaxed(mode, reg); + (void)readl_relaxed(reg); /* flush */ + } + + iounmap(base); +} diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 40f15f133c5..d1f45af7a53 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -17,7 +17,7 @@ #include <linux/platform_device.h> #include <linux/i2c.h> #include <linux/i2c/pcf857x.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/spi/spi.h> diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index df16cb88a26..e0af0eccde8 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -18,7 +18,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/platform_data/pca953x.h> #include <linux/input.h> #include <linux/input/tps6507x-ts.h> diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index f4a6c18912e..e08a8684ead 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -18,7 +18,7 @@ #include <linux/i2c.h> #include <linux/io.h> #include <linux/clk.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/leds.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index 9cc32c283b8..987605b7855 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -15,7 +15,7 @@ #include <linux/gpio.h> #include <linux/i2c.h> #include <linux/i2c/pcf857x.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 44b20191a9f..13d0801fd6b 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -22,7 +22,7 @@ #include <linux/gpio.h> #include <linux/platform_device.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/i2c/pcf857x.h> #include <media/tvp514x.h> diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index cd0f58730c2..7aa105b1fd0 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -15,7 +15,7 @@ #include <linux/mtd/partitions.h> #include <linux/regulator/machine.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/etherdevice.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c index d8436014810..41c7c961579 100644 --- a/arch/arm/mach-davinci/board-sffsdr.c +++ b/arch/arm/mach-davinci/board-sffsdr.c @@ -26,7 +26,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig index 08332d84144..0aded64a9eb 100644 --- a/arch/arm/mach-highbank/Kconfig +++ b/arch/arm/mach-highbank/Kconfig @@ -7,7 +7,7 @@ config ARCH_HIGHBANK select ARCH_SUPPORTS_BIG_ENDIAN select ARCH_WANT_OPTIONAL_GPIOLIB select ARM_AMBA - select ARM_ERRATA_764369 + select ARM_ERRATA_764369 if SMP select ARM_ERRATA_775420 select ARM_ERRATA_798181 if SMP select ARM_GIC diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index bbe1f5bb799..1789e2b3190 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -102,8 +102,8 @@ obj-$(CONFIG_SOC_IMX6SL) += clk-imx6sl.o mach-imx6sl.o ifeq ($(CONFIG_PM),y) obj-$(CONFIG_SOC_IMX6Q) += pm-imx6q.o headsmp.o -# i.MX6SL reuses pm-imx6q.c -obj-$(CONFIG_SOC_IMX6SL) += pm-imx6q.o +# i.MX6SL reuses i.MX6Q code +obj-$(CONFIG_SOC_IMX6SL) += pm-imx6q.o headsmp.o endif # i.MX5 based machines diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index d756d91fd74..04cfd0fcb0e 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -122,13 +122,14 @@ static struct clk_div_table clk_enet_ref_table[] = { { .val = 1, .div = 10, }, { .val = 2, .div = 5, }, { .val = 3, .div = 4, }, + { /* sentinel */ } }; static struct clk_div_table post_div_table[] = { { .val = 2, .div = 1, }, { .val = 1, .div = 2, }, { .val = 0, .div = 4, }, - { } + { /* sentinel */ } }; static struct clk_div_table video_div_table[] = { @@ -136,7 +137,7 @@ static struct clk_div_table video_div_table[] = { { .val = 1, .div = 2, }, { .val = 2, .div = 1, }, { .val = 3, .div = 4, }, - { } + { /* sentinel */ } }; static void __init imx6q_clocks_init(struct device_node *ccm_node) @@ -298,7 +299,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) clk[asrc_podf] = imx_clk_divider("asrc_podf", "asrc_pred", base + 0x30, 9, 3); clk[spdif_pred] = imx_clk_divider("spdif_pred", "spdif_sel", base + 0x30, 25, 3); clk[spdif_podf] = imx_clk_divider("spdif_podf", "spdif_pred", base + 0x30, 22, 3); - clk[can_root] = imx_clk_divider("can_root", "pll3_usb_otg", base + 0x20, 2, 6); + clk[can_root] = imx_clk_divider("can_root", "pll3_60m", base + 0x20, 2, 6); clk[ecspi_root] = imx_clk_divider("ecspi_root", "pll3_60m", base + 0x38, 19, 6); clk[gpu2d_core_podf] = imx_clk_divider("gpu2d_core_podf", "gpu2d_core_sel", base + 0x18, 23, 3); clk[gpu3d_core_podf] = imx_clk_divider("gpu3d_core_podf", "gpu3d_core_sel", base + 0x18, 26, 3); diff --git a/arch/arm/mach-imx/clk-pllv3.c b/arch/arm/mach-imx/clk-pllv3.c index f6640b6a7b3..61364050fcc 100644 --- a/arch/arm/mach-imx/clk-pllv3.c +++ b/arch/arm/mach-imx/clk-pllv3.c @@ -12,6 +12,7 @@ #include <linux/clk.h> #include <linux/clk-provider.h> +#include <linux/delay.h> #include <linux/io.h> #include <linux/slab.h> #include <linux/jiffies.h> @@ -45,33 +46,49 @@ struct clk_pllv3 { #define to_clk_pllv3(_hw) container_of(_hw, struct clk_pllv3, hw) +static int clk_pllv3_wait_lock(struct clk_pllv3 *pll) +{ + unsigned long timeout = jiffies + msecs_to_jiffies(10); + u32 val = readl_relaxed(pll->base) & BM_PLL_POWER; + + /* No need to wait for lock when pll is not powered up */ + if ((pll->powerup_set && !val) || (!pll->powerup_set && val)) + return 0; + + /* Wait for PLL to lock */ + do { + if (readl_relaxed(pll->base) & BM_PLL_LOCK) + break; + if (time_after(jiffies, timeout)) + break; + usleep_range(50, 500); + } while (1); + + return readl_relaxed(pll->base) & BM_PLL_LOCK ? 0 : -ETIMEDOUT; +} + static int clk_pllv3_prepare(struct clk_hw *hw) { struct clk_pllv3 *pll = to_clk_pllv3(hw); - unsigned long timeout; u32 val; + int ret; val = readl_relaxed(pll->base); - val &= ~BM_PLL_BYPASS; if (pll->powerup_set) val |= BM_PLL_POWER; else val &= ~BM_PLL_POWER; writel_relaxed(val, pll->base); - timeout = jiffies + msecs_to_jiffies(10); - /* Wait for PLL to lock */ - do { - if (readl_relaxed(pll->base) & BM_PLL_LOCK) - break; - if (time_after(jiffies, timeout)) - break; - } while (1); + ret = clk_pllv3_wait_lock(pll); + if (ret) + return ret; - if (readl_relaxed(pll->base) & BM_PLL_LOCK) - return 0; - else - return -ETIMEDOUT; + val = readl_relaxed(pll->base); + val &= ~BM_PLL_BYPASS; + writel_relaxed(val, pll->base); + + return 0; } static void clk_pllv3_unprepare(struct clk_hw *hw) @@ -146,7 +163,7 @@ static int clk_pllv3_set_rate(struct clk_hw *hw, unsigned long rate, val |= div; writel_relaxed(val, pll->base); - return 0; + return clk_pllv3_wait_lock(pll); } static const struct clk_ops clk_pllv3_ops = { @@ -202,7 +219,7 @@ static int clk_pllv3_sys_set_rate(struct clk_hw *hw, unsigned long rate, val |= div; writel_relaxed(val, pll->base); - return 0; + return clk_pllv3_wait_lock(pll); } static const struct clk_ops clk_pllv3_sys_ops = { @@ -276,7 +293,7 @@ static int clk_pllv3_av_set_rate(struct clk_hw *hw, unsigned long rate, writel_relaxed(mfn, pll->base + PLL_NUM_OFFSET); writel_relaxed(mfd, pll->base + PLL_DENOM_OFFSET); - return 0; + return clk_pllv3_wait_lock(pll); } static const struct clk_ops clk_pllv3_av_ops = { diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index 7cbe22d0c6e..24a7899e36a 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -127,11 +127,6 @@ static inline void imx_smp_prepare(void) {} static inline void imx_scu_standby_enable(void) {} #endif void imx_src_init(void); -#ifdef CONFIG_HAVE_IMX_SRC -void imx_src_prepare_restart(void); -#else -static inline void imx_src_prepare_restart(void) {} -#endif void imx_gpc_init(void); void imx_gpc_pre_suspend(void); void imx_gpc_post_resume(void); diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c index 19bb6441a7d..c5f95674e9b 100644 --- a/arch/arm/mach-imx/mach-pca100.c +++ b/arch/arm/mach-imx/mach-pca100.c @@ -20,7 +20,7 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/dma-mapping.h> #include <linux/spi/spi.h> #include <linux/spi/eeprom.h> diff --git a/arch/arm/mach-imx/mach-pcm037.c b/arch/arm/mach-imx/mach-pcm037.c index 45303bd6290..639a3dfb009 100644 --- a/arch/arm/mach-imx/mach-pcm037.c +++ b/arch/arm/mach-imx/mach-pcm037.c @@ -23,7 +23,7 @@ #include <linux/smsc911x.h> #include <linux/interrupt.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/delay.h> #include <linux/spi/spi.h> #include <linux/irq.h> diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c index e805ac273e9..592ddbe031a 100644 --- a/arch/arm/mach-imx/mach-pcm038.c +++ b/arch/arm/mach-imx/mach-pcm038.c @@ -18,7 +18,7 @@ */ #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/io.h> #include <linux/mtd/plat-ram.h> #include <linux/mtd/physmap.h> diff --git a/arch/arm/mach-imx/mach-pcm043.c b/arch/arm/mach-imx/mach-pcm043.c index b726cb1c5fd..ac504b67326 100644 --- a/arch/arm/mach-imx/mach-pcm043.c +++ b/arch/arm/mach-imx/mach-pcm043.c @@ -24,7 +24,7 @@ #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/usb/otg.h> #include <linux/usb/ulpi.h> diff --git a/arch/arm/mach-imx/mach-vpr200.c b/arch/arm/mach-imx/mach-vpr200.c index 0910761e828..8825d1217d1 100644 --- a/arch/arm/mach-imx/mach-vpr200.c +++ b/arch/arm/mach-imx/mach-vpr200.c @@ -29,7 +29,7 @@ #include <asm/mach/time.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/mfd/mc13xxx.h> #include "common.h" diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c index 4754373e7e7..45f7f4e0a44 100644 --- a/arch/arm/mach-imx/src.c +++ b/arch/arm/mach-imx/src.c @@ -115,21 +115,6 @@ void imx_set_cpu_arg(int cpu, u32 arg) writel_relaxed(arg, src_base + SRC_GPR1 + cpu * 8 + 4); } -void imx_src_prepare_restart(void) -{ - u32 val; - - /* clear enable bits of secondary cores */ - spin_lock(&scr_lock); - val = readl_relaxed(src_base + SRC_SCR); - val &= ~(0x7 << BP_SRC_SCR_CORE1_ENABLE); - writel_relaxed(val, src_base + SRC_SCR); - spin_unlock(&scr_lock); - - /* clear persistent entry register of primary core */ - writel_relaxed(0, src_base + SRC_GPR1); -} - void __init imx_src_init(void) { struct device_node *np; diff --git a/arch/arm/mach-imx/system.c b/arch/arm/mach-imx/system.c index e6edcd38b28..5e3027d3692 100644 --- a/arch/arm/mach-imx/system.c +++ b/arch/arm/mach-imx/system.c @@ -42,9 +42,6 @@ void mxc_restart(enum reboot_mode mode, const char *cmd) { unsigned int wcr_enable; - if (cpu_is_imx6q() || cpu_is_imx6dl()) - imx_src_prepare_restart(); - if (wdog_clk) clk_enable(wdog_clk); @@ -55,7 +52,14 @@ void mxc_restart(enum reboot_mode mode, const char *cmd) /* Assert SRS signal */ __raw_writew(wcr_enable, wdog_base); - /* write twice to ensure the request will not get ignored */ + /* + * Due to imx6q errata ERR004346 (WDOG: WDOG SRS bit requires to be + * written twice), we add another two writes to ensure there must be at + * least two writes happen in the same one 32kHz clock period. We save + * the target check here, since the writes shouldn't be a huge burden + * for other platforms. + */ + __raw_writew(wcr_enable, wdog_base); __raw_writew(wcr_enable, wdog_base); /* wait for reset to assert... */ diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 1df6e7602ca..4fc0a195de0 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -198,7 +198,8 @@ static struct mmci_platform_data mmc_data = { static void cp_clcd_enable(struct clcd_fb *fb) { struct fb_var_screeninfo *var = &fb->fb.var; - u32 val = CM_CTRL_STATIC1 | CM_CTRL_STATIC2; + u32 val = CM_CTRL_STATIC1 | CM_CTRL_STATIC2 + | CM_CTRL_LCDEN0 | CM_CTRL_LCDEN1; if (var->bits_per_pixel <= 8 || (var->bits_per_pixel == 16 && var->green.length == 5)) diff --git a/arch/arm/mach-kirkwood/lacie_v2-common.c b/arch/arm/mach-kirkwood/lacie_v2-common.c index 489495976fc..8e3e4331c38 100644 --- a/arch/arm/mach-kirkwood/lacie_v2-common.c +++ b/arch/arm/mach-kirkwood/lacie_v2-common.c @@ -12,7 +12,7 @@ #include <linux/spi/flash.h> #include <linux/spi/spi.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/gpio.h> #include <asm/mach/time.h> #include <mach/kirkwood.h> diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index a7ce6928668..d68909b095f 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -300,7 +300,7 @@ static struct omap_lcd_config osk_lcd_config __initdata = { #ifdef CONFIG_OMAP_OSK_MISTRAL #include <linux/input.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index e15ac005ef1..1f25f3e99c0 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -40,7 +40,7 @@ omap-4-5-common = omap4-common.o omap-wakeupgen.o obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common) $(smp-y) sleep44xx.o obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common) $(smp-y) sleep44xx.o obj-$(CONFIG_SOC_AM43XX) += $(omap-4-5-common) -obj-$(CONFIG_SOC_DRA7XX) += $(omap-4-5-common) $(smp-y) +obj-$(CONFIG_SOC_DRA7XX) += $(omap-4-5-common) $(smp-y) sleep44xx.o plus_sec := $(call as-instr,.arch_extension sec,+sec) AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec) diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 33d159e2386..8dd0ec858cf 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -25,7 +25,7 @@ #include <linux/gpio.h> #include <linux/platform_data/gpio-omap.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/i2c/twl.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 87e41a8b8d4..f7808349a73 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -20,7 +20,7 @@ #include <linux/delay.h> #include <linux/workqueue.h> #include <linux/i2c.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/input.h> #include <linux/err.h> #include <linux/clk.h> diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index a516c1bda14..d6ed819ff15 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -510,7 +510,7 @@ static int __init beagle_opp_init(void) mpu_dev = get_cpu_device(0); iva_dev = omap_device_get_by_hwmod_name("iva"); - if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) { + if (!mpu_dev || IS_ERR(iva_dev)) { pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", __func__, mpu_dev, iva_dev); return -ENODEV; diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index ba8342fef79..119efaf5808 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -32,7 +32,7 @@ #include <linux/spi/spi.h> #include <linux/interrupt.h> #include <linux/smsc911x.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/usb/phy.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-omap2/cclock3xxx_data.c b/arch/arm/mach-omap2/cclock3xxx_data.c index 03a2829beb8..3b05aea56d1 100644 --- a/arch/arm/mach-omap2/cclock3xxx_data.c +++ b/arch/arm/mach-omap2/cclock3xxx_data.c @@ -381,6 +381,42 @@ static struct clk_hw_omap dpll4_ck_hw = { DEFINE_STRUCT_CLK(dpll4_ck, dpll3_ck_parent_names, dpll4_ck_ops); +static const struct clk_div_table dpll4_mx_ck_div_table[] = { + { .div = 1, .val = 1 }, + { .div = 2, .val = 2 }, + { .div = 3, .val = 3 }, + { .div = 4, .val = 4 }, + { .div = 5, .val = 5 }, + { .div = 6, .val = 6 }, + { .div = 7, .val = 7 }, + { .div = 8, .val = 8 }, + { .div = 9, .val = 9 }, + { .div = 10, .val = 10 }, + { .div = 11, .val = 11 }, + { .div = 12, .val = 12 }, + { .div = 13, .val = 13 }, + { .div = 14, .val = 14 }, + { .div = 15, .val = 15 }, + { .div = 16, .val = 16 }, + { .div = 17, .val = 17 }, + { .div = 18, .val = 18 }, + { .div = 19, .val = 19 }, + { .div = 20, .val = 20 }, + { .div = 21, .val = 21 }, + { .div = 22, .val = 22 }, + { .div = 23, .val = 23 }, + { .div = 24, .val = 24 }, + { .div = 25, .val = 25 }, + { .div = 26, .val = 26 }, + { .div = 27, .val = 27 }, + { .div = 28, .val = 28 }, + { .div = 29, .val = 29 }, + { .div = 30, .val = 30 }, + { .div = 31, .val = 31 }, + { .div = 32, .val = 32 }, + { .div = 0 }, +}; + DEFINE_CLK_DIVIDER(dpll4_m5_ck, "dpll4_ck", &dpll4_ck, 0x0, OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_CLKSEL), OMAP3430_CLKSEL_CAM_SHIFT, OMAP3630_CLKSEL_CAM_WIDTH, @@ -524,10 +560,10 @@ static const struct clksel_rate clkout2_src_54m_rates[] = { { .div = 0 } }; -DEFINE_CLK_DIVIDER(dpll4_m3_ck, "dpll4_ck", &dpll4_ck, 0x0, +DEFINE_CLK_DIVIDER_TABLE(dpll4_m3_ck, "dpll4_ck", &dpll4_ck, 0x0, OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL), OMAP3430_CLKSEL_TV_SHIFT, OMAP3630_CLKSEL_TV_WIDTH, - CLK_DIVIDER_ONE_BASED, NULL); + 0, dpll4_mx_ck_div_table, NULL); static struct clk dpll4_m3x2_ck; @@ -847,10 +883,10 @@ static struct clk dpll3_m3x2_ck_3630 = { DEFINE_CLK_FIXED_FACTOR(dpll3_x2_ck, "dpll3_ck", &dpll3_ck, 0x0, 2, 1); -DEFINE_CLK_DIVIDER(dpll4_m4_ck, "dpll4_ck", &dpll4_ck, 0x0, +DEFINE_CLK_DIVIDER_TABLE(dpll4_m4_ck, "dpll4_ck", &dpll4_ck, 0x0, OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_CLKSEL), OMAP3430_CLKSEL_DSS1_SHIFT, OMAP3630_CLKSEL_DSS1_WIDTH, - CLK_DIVIDER_ONE_BASED, NULL); + 0, dpll4_mx_ck_div_table, NULL); static struct clk dpll4_m4x2_ck; @@ -869,7 +905,8 @@ static struct clk_hw_omap dpll4_m4x2_ck_hw = { .clkdm_name = "dpll4_clkdm", }; -DEFINE_STRUCT_CLK(dpll4_m4x2_ck, dpll4_m4x2_ck_parent_names, dpll4_m5x2_ck_ops); +DEFINE_STRUCT_CLK_FLAGS(dpll4_m4x2_ck, dpll4_m4x2_ck_parent_names, + dpll4_m5x2_ck_ops, CLK_SET_RATE_PARENT); static struct clk dpll4_m4x2_ck_3630 = { .name = "dpll4_m4x2_ck", @@ -877,6 +914,7 @@ static struct clk dpll4_m4x2_ck_3630 = { .parent_names = dpll4_m4x2_ck_parent_names, .num_parents = ARRAY_SIZE(dpll4_m4x2_ck_parent_names), .ops = &dpll4_m5x2_ck_3630_ops, + .flags = CLK_SET_RATE_PARENT, }; DEFINE_CLK_DIVIDER(dpll4_m6_ck, "dpll4_ck", &dpll4_ck, 0x0, @@ -968,8 +1006,9 @@ static struct clk_hw_omap dss1_alwon_fck_3430es1_hw = { .clkdm_name = "dss_clkdm", }; -DEFINE_STRUCT_CLK(dss1_alwon_fck_3430es1, dss1_alwon_fck_3430es1_parent_names, - aes2_ick_ops); +DEFINE_STRUCT_CLK_FLAGS(dss1_alwon_fck_3430es1, + dss1_alwon_fck_3430es1_parent_names, aes2_ick_ops, + CLK_SET_RATE_PARENT); static struct clk dss1_alwon_fck_3430es2; @@ -983,8 +1022,9 @@ static struct clk_hw_omap dss1_alwon_fck_3430es2_hw = { .clkdm_name = "dss_clkdm", }; -DEFINE_STRUCT_CLK(dss1_alwon_fck_3430es2, dss1_alwon_fck_3430es1_parent_names, - aes2_ick_ops); +DEFINE_STRUCT_CLK_FLAGS(dss1_alwon_fck_3430es2, + dss1_alwon_fck_3430es1_parent_names, aes2_ick_ops, + CLK_SET_RATE_PARENT); static struct clk dss2_alwon_fck; diff --git a/arch/arm/mach-omap2/cclock44xx_data.c b/arch/arm/mach-omap2/cclock44xx_data.c index b237950eb8a..ec0dc0b1755 100644 --- a/arch/arm/mach-omap2/cclock44xx_data.c +++ b/arch/arm/mach-omap2/cclock44xx_data.c @@ -830,7 +830,8 @@ DEFINE_CLK_GATE(dss_tv_clk, "extalt_clkin_ck", &extalt_clkin_ck, 0x0, OMAP4430_CM_DSS_DSS_CLKCTRL, OMAP4430_OPTFCLKEN_TV_CLK_SHIFT, 0x0, NULL); -DEFINE_CLK_GATE(dss_dss_clk, "dpll_per_m5x2_ck", &dpll_per_m5x2_ck, 0x0, +DEFINE_CLK_GATE(dss_dss_clk, "dpll_per_m5x2_ck", &dpll_per_m5x2_ck, + CLK_SET_RATE_PARENT, OMAP4430_CM_DSS_DSS_CLKCTRL, OMAP4430_OPTFCLKEN_DSSCLK_SHIFT, 0x0, NULL); diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c index ef990118d32..2757504a13c 100644 --- a/arch/arm/mach-omap2/gpmc-smsc911x.c +++ b/arch/arm/mach-omap2/gpmc-smsc911x.c @@ -83,7 +83,7 @@ void __init gpmc_smsc911x_init(struct omap_smsc911x_platform_data *gpmc_cfg) pdev = platform_device_register_resndata(NULL, "smsc911x", gpmc_cfg->id, gpmc_smsc911x_resources, ARRAY_SIZE(gpmc_smsc911x_resources), &gpmc_smsc911x_config, sizeof(gpmc_smsc911x_config)); - if (!pdev) { + if (IS_ERR(pdev)) { pr_err("Unable to register platform device\n"); gpio_free(gpmc_cfg->gpio_reset); goto free2; diff --git a/arch/arm/mach-omap2/omap_device.c b/arch/arm/mach-omap2/omap_device.c index b69dd9abb50..53f0735817b 100644 --- a/arch/arm/mach-omap2/omap_device.c +++ b/arch/arm/mach-omap2/omap_device.c @@ -621,6 +621,7 @@ static int _od_suspend_noirq(struct device *dev) if (!ret && !pm_runtime_status_suspended(dev)) { if (pm_generic_runtime_suspend(dev) == 0) { + pm_runtime_set_suspended(dev); omap_device_idle(pdev); od->flags |= OMAP_DEVICE_SUSPENDED; } @@ -634,10 +635,18 @@ static int _od_resume_noirq(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct omap_device *od = to_omap_device(pdev); - if ((od->flags & OMAP_DEVICE_SUSPENDED) && - !pm_runtime_status_suspended(dev)) { + if (od->flags & OMAP_DEVICE_SUSPENDED) { od->flags &= ~OMAP_DEVICE_SUSPENDED; omap_device_enable(pdev); + /* + * XXX: we run before core runtime pm has resumed itself. At + * this point in time, we just restore the runtime pm state and + * considering symmetric operations in resume, we donot expect + * to fail. If we failed, something changed in core runtime_pm + * framework OR some device driver messed things up, hence, WARN + */ + WARN(pm_runtime_set_active(dev), + "Could not set %s runtime state active\n", dev_name(dev)); pm_generic_runtime_resume(dev); } diff --git a/arch/arm/mach-omap2/prm44xx_54xx.h b/arch/arm/mach-omap2/prm44xx_54xx.h index a085d9cc1f5..7a976065e13 100644 --- a/arch/arm/mach-omap2/prm44xx_54xx.h +++ b/arch/arm/mach-omap2/prm44xx_54xx.h @@ -42,7 +42,8 @@ extern u32 omap4_prm_vcvp_read(u8 offset); extern void omap4_prm_vcvp_write(u32 val, u8 offset); extern u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); -#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) +#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \ + defined(CONFIG_SOC_DRA7XX) void omap44xx_prm_reconfigure_io_chain(void); #else static inline void omap44xx_prm_reconfigure_io_chain(void) diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index f9423493ed3..584439bfa59 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -310,6 +310,7 @@ static struct platform_pwm_backlight_data cm_x300_backlight_data = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 10000, + .enable_gpio = -1, }; static struct platform_device cm_x300_backlight_device = { diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c index 2d4a7b4d5d7..3aa264640c9 100644 --- a/arch/arm/mach-pxa/colibri-pxa270-income.c +++ b/arch/arm/mach-pxa/colibri-pxa270-income.c @@ -189,6 +189,7 @@ static struct platform_pwm_backlight_data income_backlight_data = { .max_brightness = 0x3ff, .dft_brightness = 0x1ff, .pwm_period_ns = 1000000, + .enable_gpio = -1, }; static struct platform_device income_backlight = { diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c index fe2eb8394df..ab93441e596 100644 --- a/arch/arm/mach-pxa/ezx.c +++ b/arch/arm/mach-pxa/ezx.c @@ -54,6 +54,7 @@ static struct platform_pwm_backlight_data ezx_backlight_data = { .max_brightness = 1023, .dft_brightness = 1023, .pwm_period_ns = 78770, + .enable_gpio = -1, }; static struct platform_device ezx_backlight_device = { diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index 133109ec733..a7c30eb0c8d 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -561,6 +561,7 @@ static struct platform_pwm_backlight_data backlight_data = { .max_brightness = 200, .dft_brightness = 100, .pwm_period_ns = 30923, + .enable_gpio = -1, }; static struct platform_device backlight = { diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index 1255ee00f3d..9f6ec167902 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -269,6 +269,7 @@ static struct platform_pwm_backlight_data lpd270_backlight_data = { .max_brightness = 1, .dft_brightness = 1, .pwm_period_ns = 78770, + .enable_gpio = -1, }; static struct platform_device lpd270_backlight_device = { diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index f44532fc648..fab30d666cc 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -378,6 +378,7 @@ static struct platform_pwm_backlight_data backlight_data = { .max_brightness = 272, .dft_brightness = 100, .pwm_period_ns = 30923, + .enable_gpio = -1, .init = magician_backlight_init, .notify = magician_backlight_notify, .exit = magician_backlight_exit, diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index dd70343c870..08ccc0718f3 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -338,6 +338,7 @@ static struct platform_pwm_backlight_data mainstone_backlight_data = { .max_brightness = 1023, .dft_brightness = 1023, .pwm_period_ns = 78770, + .enable_gpio = -1, }; static struct platform_device mainstone_backlight_device = { diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index acc9d3cc076..f70583fee59 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -186,6 +186,7 @@ static struct platform_pwm_backlight_data mioa701_backlight_data = { .max_brightness = 100, .dft_brightness = 50, .pwm_period_ns = 4000 * 1024, /* Fl = 250kHz */ + .enable_gpio = -1, }; /* diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c index 17d4c53017c..e54a296fb81 100644 --- a/arch/arm/mach-pxa/palm27x.c +++ b/arch/arm/mach-pxa/palm27x.c @@ -322,6 +322,7 @@ static struct platform_pwm_backlight_data palm27x_backlight_data = { .max_brightness = 0xfe, .dft_brightness = 0x7e, .pwm_period_ns = 3500 * 1024, + .enable_gpio = -1, .init = palm27x_backlight_init, .notify = palm27x_backlight_notify, .exit = palm27x_backlight_exit, diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c index 100b176f7e8..7691c974ca4 100644 --- a/arch/arm/mach-pxa/palmtc.c +++ b/arch/arm/mach-pxa/palmtc.c @@ -166,45 +166,12 @@ static inline void palmtc_keys_init(void) {} * Backlight ******************************************************************************/ #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE) -static int palmtc_backlight_init(struct device *dev) -{ - int ret; - - ret = gpio_request(GPIO_NR_PALMTC_BL_POWER, "BL POWER"); - if (ret) - goto err; - ret = gpio_direction_output(GPIO_NR_PALMTC_BL_POWER, 1); - if (ret) - goto err2; - - return 0; - -err2: - gpio_free(GPIO_NR_PALMTC_BL_POWER); -err: - return ret; -} - -static int palmtc_backlight_notify(struct device *dev, int brightness) -{ - /* backlight is on when GPIO16 AF0 is high */ - gpio_set_value(GPIO_NR_PALMTC_BL_POWER, brightness); - return brightness; -} - -static void palmtc_backlight_exit(struct device *dev) -{ - gpio_free(GPIO_NR_PALMTC_BL_POWER); -} - static struct platform_pwm_backlight_data palmtc_backlight_data = { .pwm_id = 1, .max_brightness = PALMTC_MAX_INTENSITY, .dft_brightness = PALMTC_MAX_INTENSITY, .pwm_period_ns = PALMTC_PERIOD_NS, - .init = palmtc_backlight_init, - .notify = palmtc_backlight_notify, - .exit = palmtc_backlight_exit, + .enable_gpio = GPIO_NR_PALMTC_BL_POWER, }; static struct platform_device palmtc_backlight = { diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c index 0742721ced2..956fd24ee6f 100644 --- a/arch/arm/mach-pxa/palmte2.c +++ b/arch/arm/mach-pxa/palmte2.c @@ -165,6 +165,7 @@ static struct platform_pwm_backlight_data palmte2_backlight_data = { .max_brightness = PALMTE2_MAX_INTENSITY, .dft_brightness = PALMTE2_MAX_INTENSITY, .pwm_period_ns = PALMTE2_PERIOD_NS, + .enable_gpio = -1, .init = palmte2_backlight_init, .notify = palmte2_backlight_notify, .exit = palmte2_backlight_exit, diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c index 3133ba82c50..9a4e470f162 100644 --- a/arch/arm/mach-pxa/pcm990-baseboard.c +++ b/arch/arm/mach-pxa/pcm990-baseboard.c @@ -153,6 +153,7 @@ static struct platform_pwm_backlight_data pcm990_backlight_data = { .max_brightness = 1023, .dft_brightness = 1023, .pwm_period_ns = 78770, + .enable_gpio = -1, }; static struct platform_device pcm990_backlight_device = { diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index 969b0ba7fa7..8386dc30b3e 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -539,6 +539,7 @@ static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = { .dft_brightness = 100, /* 10000 ns = 10 ms ^= 100 kHz */ .pwm_period_ns = 10000, + .enable_gpio = -1, }; static struct platform_device raumfeld_pwm_backlight_device = { diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index 62aea3e835f..01de542432a 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -27,7 +27,7 @@ #include <linux/i2c/pxa-i2c.h> #include <linux/i2c/pcf857x.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/smc91x.h> #include <linux/gpio.h> #include <linux/leds.h> diff --git a/arch/arm/mach-pxa/tavorevb.c b/arch/arm/mach-pxa/tavorevb.c index 4680efe5534..a71da84e784 100644 --- a/arch/arm/mach-pxa/tavorevb.c +++ b/arch/arm/mach-pxa/tavorevb.c @@ -175,6 +175,7 @@ static struct platform_pwm_backlight_data tavorevb_backlight_data[] = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 100000, + .enable_gpio = -1, }, [1] = { /* secondary backlight */ @@ -182,6 +183,7 @@ static struct platform_pwm_backlight_data tavorevb_backlight_data[] = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 100000, + .enable_gpio = -1, }, }; diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c index 9c363c081d3..29905b127ad 100644 --- a/arch/arm/mach-pxa/viper.c +++ b/arch/arm/mach-pxa/viper.c @@ -401,6 +401,7 @@ static struct platform_pwm_backlight_data viper_backlight_data = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 1000000, + .enable_gpio = -1, .init = viper_backlight_init, .notify = viper_backlight_notify, .exit = viper_backlight_exit, diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c index 2513d8f4931..e1a121b36cf 100644 --- a/arch/arm/mach-pxa/z2.c +++ b/arch/arm/mach-pxa/z2.c @@ -206,6 +206,7 @@ static struct platform_pwm_backlight_data z2_backlight_data[] = { .max_brightness = 1023, .dft_brightness = 0, .pwm_period_ns = 1260320, + .enable_gpio = -1, }, [1] = { /* LCD Backlight */ @@ -213,6 +214,7 @@ static struct platform_pwm_backlight_data z2_backlight_data[] = { .max_brightness = 1023, .dft_brightness = 512, .pwm_period_ns = 1260320, + .enable_gpio = -1, }, }; diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c index 36cf7cf95ec..77daea478e8 100644 --- a/arch/arm/mach-pxa/zylonite.c +++ b/arch/arm/mach-pxa/zylonite.c @@ -125,6 +125,7 @@ static struct platform_pwm_backlight_data zylonite_backlight_data = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 10000, + .enable_gpio = -1, }; static struct platform_device zylonite_backlight_device = { diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-s3c24xx/mach-h1940.c index 74dd47988b4..952b6a040d1 100644 --- a/arch/arm/mach-s3c24xx/mach-h1940.c +++ b/arch/arm/mach-s3c24xx/mach-h1940.c @@ -504,6 +504,7 @@ static struct platform_pwm_backlight_data backlight_data = { .dft_brightness = 50, /* tcnt = 0x31 */ .pwm_period_ns = 36296, + .enable_gpio = -1, .init = h1940_backlight_init, .notify = h1940_backlight_notify, .exit = h1940_backlight_exit, diff --git a/arch/arm/mach-s3c24xx/mach-mini2440.c b/arch/arm/mach-s3c24xx/mach-mini2440.c index a83db46320b..4a18d49a63e 100644 --- a/arch/arm/mach-s3c24xx/mach-mini2440.c +++ b/arch/arm/mach-s3c24xx/mach-mini2440.c @@ -24,7 +24,7 @@ #include <linux/io.h> #include <linux/serial_core.h> #include <linux/dm9000.h> -#include <linux/i2c/at24.h> +#include <linux/platform_data/at24.h> #include <linux/platform_device.h> #include <linux/gpio_keys.h> #include <linux/i2c.h> diff --git a/arch/arm/mach-s3c24xx/mach-rx1950.c b/arch/arm/mach-s3c24xx/mach-rx1950.c index 206b1f7546d..034b7fe45c4 100644 --- a/arch/arm/mach-s3c24xx/mach-rx1950.c +++ b/arch/arm/mach-s3c24xx/mach-rx1950.c @@ -522,6 +522,7 @@ static struct platform_pwm_backlight_data rx1950_backlight_data = { .max_brightness = 24, .dft_brightness = 4, .pwm_period_ns = 48000, + .enable_gpio = -1, .init = rx1950_backlight_init, .notify = rx1950_backlight_notify, .exit = rx1950_backlight_exit, diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index aca7d16e195..758e31b2655 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -114,6 +114,7 @@ static struct platform_pwm_backlight_data crag6410_backlight_data = { .max_brightness = 1000, .dft_brightness = 600, .pwm_period_ns = 100000, /* about 1kHz */ + .enable_gpio = -1, }; static struct platform_device crag6410_backlight_device = { diff --git a/arch/arm/mach-s3c64xx/mach-hmt.c b/arch/arm/mach-s3c64xx/mach-hmt.c index e8064044ef7..614a03a92cf 100644 --- a/arch/arm/mach-s3c64xx/mach-hmt.c +++ b/arch/arm/mach-s3c64xx/mach-hmt.c @@ -114,6 +114,7 @@ static struct platform_pwm_backlight_data hmt_backlight_data = { .max_brightness = 100 * 256, .dft_brightness = 40 * 256, .pwm_period_ns = 1000000000 / (100 * 256 * 20), + .enable_gpio = -1, .init = hmt_bl_init, .notify = hmt_bl_notify, .exit = hmt_bl_exit, diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c index 0f47237be3b..a6b338fd047 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq.c +++ b/arch/arm/mach-s3c64xx/mach-smartq.c @@ -151,6 +151,7 @@ static struct platform_pwm_backlight_data smartq_backlight_data = { .max_brightness = 1000, .dft_brightness = 600, .pwm_period_ns = 1000000000 / (1000 * 20), + .enable_gpio = -1, .init = smartq_bl_init, }; diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index 2a7b32ca5c9..d5ea938cc9a 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -625,6 +625,7 @@ static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = { static struct platform_pwm_backlight_data smdk6410_bl_data = { .pwm_id = 1, + .enable_gpio = -1, }; static struct s3c_hsotg_plat smdk6410_hsotg_pdata; diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index 0b00304c1e9..9efdcc03df3 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -223,6 +223,7 @@ static struct samsung_bl_gpio_info smdk6440_bl_gpio_info = { static struct platform_pwm_backlight_data smdk6440_bl_data = { .pwm_id = 1, + .enable_gpio = -1, }; static void __init smdk6440_map_io(void) diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c index 5949296e88f..c3cacc067ef 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6450.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -242,6 +242,7 @@ static struct samsung_bl_gpio_info smdk6450_bl_gpio_info = { static struct platform_pwm_backlight_data smdk6450_bl_data = { .pwm_id = 1, + .enable_gpio = -1, }; static void __init smdk6450_map_io(void) diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index 7c57a221785..9e256b9fc93 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -216,6 +216,7 @@ static struct samsung_bl_gpio_info smdkc100_bl_gpio_info = { static struct platform_pwm_backlight_data smdkc100_bl_data = { .pwm_id = 0, + .enable_gpio = -1, }; static void __init smdkc100_map_io(void) diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c index 6d72bb992e3..f52cc15c2d8 100644 --- a/arch/arm/mach-s5pv210/mach-smdkv210.c +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c @@ -279,6 +279,7 @@ static struct samsung_bl_gpio_info smdkv210_bl_gpio_info = { static struct platform_pwm_backlight_data smdkv210_bl_data = { .pwm_id = 3, .pwm_period_ns = 1000, + .enable_gpio = -1, }; static void __init smdkv210_map_io(void) diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 8bc8e4c5884..958e3cbf0ac 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -423,6 +423,7 @@ static struct platform_pwm_backlight_data pwm_backlight_data = { .max_brightness = 255, .dft_brightness = 255, .pwm_period_ns = 33333, /* 30kHz */ + .enable_gpio = -1, }; static struct platform_device pwm_backlight_device = { diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig index 835833e3c4f..d71654bc8d5 100644 --- a/arch/arm/mach-sti/Kconfig +++ b/arch/arm/mach-sti/Kconfig @@ -12,7 +12,7 @@ menuconfig ARCH_STI select HAVE_ARM_SCU if SMP select ARCH_REQUIRE_GPIOLIB select ARM_ERRATA_754322 - select ARM_ERRATA_764369 + select ARM_ERRATA_764369 if SMP select ARM_ERRATA_775420 select PL310_ERRATA_753970 if CACHE_PL310 select PL310_ERRATA_769419 if CACHE_PL310 @@ -30,7 +30,7 @@ config SOC_STIH415 default y help This enables support for STMicroelectronics Digital Consumer - Electronics family StiH415 parts, primarily targetted at set-top-box + Electronics family StiH415 parts, primarily targeted at set-top-box and other digital audio/video applications using Flattned Device Trees. @@ -39,7 +39,7 @@ config SOC_STIH416 default y help This enables support for STMicroelectronics Digital Consumer - Electronics family StiH416 parts, primarily targetted at set-top-box + Electronics family StiH416 parts, primarily targeted at set-top-box and other digital audio/video applications using Flattened Device Trees. diff --git a/arch/arm/mach-tegra/tegra.c b/arch/arm/mach-tegra/tegra.c index ce553d557c3..73368176c6e 100644 --- a/arch/arm/mach-tegra/tegra.c +++ b/arch/arm/mach-tegra/tegra.c @@ -90,9 +90,9 @@ static void __init tegra_init_cache(void) static void __init tegra_init_early(void) { - tegra_cpu_reset_handler_init(); tegra_apb_io_init(); tegra_init_fuse(); + tegra_cpu_reset_handler_init(); tegra_init_cache(); tegra_powergate_init(); tegra_hotplug_init(); diff --git a/arch/arm/plat-samsung/dev-backlight.c b/arch/arm/plat-samsung/dev-backlight.c index d51f9565567..be4ad0b21c0 100644 --- a/arch/arm/plat-samsung/dev-backlight.c +++ b/arch/arm/plat-samsung/dev-backlight.c @@ -70,6 +70,7 @@ static struct samsung_bl_drvdata samsung_dfl_bl_data __initdata = { .max_brightness = 255, .dft_brightness = 255, .pwm_period_ns = 78770, + .enable_gpio = -1, .init = samsung_bl_init, .exit = samsung_bl_exit, }, @@ -121,6 +122,10 @@ void __init samsung_bl_set(struct samsung_bl_gpio_info *gpio_info, samsung_bl_data->lth_brightness = bl_data->lth_brightness; if (bl_data->pwm_period_ns) samsung_bl_data->pwm_period_ns = bl_data->pwm_period_ns; + if (bl_data->enable_gpio >= 0) + samsung_bl_data->enable_gpio = bl_data->enable_gpio; + if (bl_data->enable_gpio_flags) + samsung_bl_data->enable_gpio_flags = bl_data->enable_gpio_flags; if (bl_data->init) samsung_bl_data->init = bl_data->init; if (bl_data->notify) diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index 23a3c4791d8..720e70b66ff 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -89,12 +89,6 @@ static inline struct thread_info *current_thread_info(void) #endif /* - * We use bit 30 of the preempt_count to indicate that kernel - * preemption is occurring. See <asm/hardirq.h>. - */ -#define PREEMPT_ACTIVE 0x40000000 - -/* * thread information flags: * TIF_SYSCALL_TRACE - syscall trace active * TIF_SIGPENDING - signal pending diff --git a/arch/avr32/include/asm/thread_info.h b/arch/avr32/include/asm/thread_info.h index 6dc62e1f94c..a978f3fe7c2 100644 --- a/arch/avr32/include/asm/thread_info.h +++ b/arch/avr32/include/asm/thread_info.h @@ -66,8 +66,6 @@ static inline struct thread_info *current_thread_info(void) #endif /* !__ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x40000000 - /* * Thread information flags * - these are process state flags that various assembly files may need to access diff --git a/arch/blackfin/configs/BF609-EZKIT_defconfig b/arch/blackfin/configs/BF609-EZKIT_defconfig index 13eb73231a9..4ca39ab6b2b 100644 --- a/arch/blackfin/configs/BF609-EZKIT_defconfig +++ b/arch/blackfin/configs/BF609-EZKIT_defconfig @@ -102,7 +102,7 @@ CONFIG_I2C_CHARDEV=y CONFIG_I2C_BLACKFIN_TWI=y CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ=100 CONFIG_SPI=y -CONFIG_SPI_BFIN6XX=y +CONFIG_SPI_BFIN_V3=y CONFIG_GPIOLIB=y CONFIG_GPIO_SYSFS=y # CONFIG_HWMON is not set diff --git a/arch/blackfin/include/asm/hardirq.h b/arch/blackfin/include/asm/hardirq.h index c078dd78d99..58b54a6d5a1 100644 --- a/arch/blackfin/include/asm/hardirq.h +++ b/arch/blackfin/include/asm/hardirq.h @@ -12,9 +12,6 @@ extern void ack_bad_irq(unsigned int irq); #define ack_bad_irq ack_bad_irq -/* Define until common code gets sane defaults */ -#define HARDIRQ_BITS 9 - #include <asm-generic/hardirq.h> #endif diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 4ae1144a457..2fd04f10cc2 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -23,8 +23,7 @@ /* * pm save bfin pint registers */ -struct bfin_pm_pint_save { - u32 mask_set; +struct adi_pm_pint_save { u32 assign; u32 edge_set; u32 invert_set; diff --git a/arch/blackfin/include/asm/irq_handler.h b/arch/blackfin/include/asm/irq_handler.h index 4fbf83575db..4b2a992794d 100644 --- a/arch/blackfin/include/asm/irq_handler.h +++ b/arch/blackfin/include/asm/irq_handler.h @@ -12,11 +12,11 @@ #include <mach/irq.h> /* init functions only */ -extern int __init init_arch_irq(void); +extern int init_arch_irq(void); extern void init_exception_vectors(void); -extern void __init program_IAR(void); +extern void program_IAR(void); #ifdef init_mach_irq -extern void __init init_mach_irq(void); +extern void init_mach_irq(void); #else # define init_mach_irq() #endif diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 3894005337b..55f473bdad3 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -88,8 +88,6 @@ static inline struct thread_info *current_thread_info(void) #define TI_CPU 12 #define TI_PREEMPT 16 -#define PREEMPT_ACTIVE 0x4000000 - /* * thread information flag bit numbers */ diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index ed978f1c5cb..a017359c182 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -11,11 +11,8 @@ #include <linux/err.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#include <asm/blackfin.h> -#include <asm/gpio.h> -#include <asm/portmux.h> +#include <linux/gpio.h> #include <linux/irq.h> -#include <asm/irq_handler.h> #if ANOMALY_05000311 || ANOMALY_05000323 enum { @@ -58,19 +55,6 @@ static struct gpio_port_t * const gpio_array[] = { (struct gpio_port_t *) FIO0_FLAG_D, (struct gpio_port_t *) FIO1_FLAG_D, (struct gpio_port_t *) FIO2_FLAG_D, -#elif defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - (struct gpio_port_t *)PORTA_FER, - (struct gpio_port_t *)PORTB_FER, - (struct gpio_port_t *)PORTC_FER, - (struct gpio_port_t *)PORTD_FER, - (struct gpio_port_t *)PORTE_FER, - (struct gpio_port_t *)PORTF_FER, - (struct gpio_port_t *)PORTG_FER, -# if defined(CONFIG_BF54x) - (struct gpio_port_t *)PORTH_FER, - (struct gpio_port_t *)PORTI_FER, - (struct gpio_port_t *)PORTJ_FER, -# endif #else # error no gpio arrays defined #endif @@ -169,12 +153,6 @@ DECLARE_RESERVED_MAP(gpio_irq, GPIO_BANK_NUM); inline int check_gpio(unsigned gpio) { -#if defined(CONFIG_BF54x) - if (gpio == GPIO_PB15 || gpio == GPIO_PC14 || gpio == GPIO_PC15 - || gpio == GPIO_PH14 || gpio == GPIO_PH15 - || gpio == GPIO_PJ14 || gpio == GPIO_PJ15) - return -EINVAL; -#endif if (gpio >= MAX_BLACKFIN_GPIOS) return -EINVAL; return 0; @@ -212,12 +190,6 @@ static void port_setup(unsigned gpio, unsigned short usage) else *port_fer[gpio_bank(gpio)] |= gpio_bit(gpio); SSYNC(); -#elif defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - if (usage == GPIO_USAGE) - gpio_array[gpio_bank(gpio)]->port_fer &= ~gpio_bit(gpio); - else - gpio_array[gpio_bank(gpio)]->port_fer |= gpio_bit(gpio); - SSYNC(); #endif } @@ -255,7 +227,7 @@ static int portmux_group_check(unsigned short per) u16 ident = P_IDENT(per); u16 function = P_FUNCT2MUX(per); s8 offset = port_mux[ident]; - u16 m, pmux, pfunc; + u16 m, pmux, pfunc, mask; if (offset < 0) return 0; @@ -270,10 +242,12 @@ static int portmux_group_check(unsigned short per) continue; if (offset == 1) - pfunc = (pmux >> offset) & 3; + mask = 3; else - pfunc = (pmux >> offset) & 1; - if (pfunc != function) { + mask = 1; + + pfunc = (pmux >> offset) & mask; + if (pfunc != (function & mask)) { pr_err("pin group conflict! request pin %d func %d conflict with pin %d func %d\n", ident, function, m, pfunc); return -EINVAL; @@ -288,43 +262,21 @@ static void portmux_setup(unsigned short per) u16 ident = P_IDENT(per); u16 function = P_FUNCT2MUX(per); s8 offset = port_mux[ident]; - u16 pmux; + u16 pmux, mask; if (offset == -1) return; pmux = bfin_read_PORT_MUX(); - if (offset != 1) - pmux &= ~(1 << offset); + if (offset == 1) + mask = 3; else - pmux &= ~(3 << 1); - pmux |= (function << offset); - bfin_write_PORT_MUX(pmux); -} -#elif defined(CONFIG_BF54x) || defined(CONFIG_BF60x) -inline void portmux_setup(unsigned short per) -{ - u16 ident = P_IDENT(per); - u16 function = P_FUNCT2MUX(per); - u32 pmux; + mask = 1; - pmux = gpio_array[gpio_bank(ident)]->port_mux; + pmux &= ~(mask << offset); + pmux |= ((function & mask) << offset); - pmux &= ~(0x3 << (2 * gpio_sub_n(ident))); - pmux |= (function & 0x3) << (2 * gpio_sub_n(ident)); - - gpio_array[gpio_bank(ident)]->port_mux = pmux; -} - -inline u16 get_portmux(unsigned short per) -{ - u16 ident = P_IDENT(per); - u32 pmux = gpio_array[gpio_bank(ident)]->port_mux; - return (pmux >> (2 * gpio_sub_n(ident)) & 0x3); -} -static int portmux_group_check(unsigned short per) -{ - return 0; + bfin_write_PORT_MUX(pmux); } #elif defined(CONFIG_BF52x) || defined(CONFIG_BF51x) static int portmux_group_check(unsigned short per) @@ -379,7 +331,6 @@ static int portmux_group_check(unsigned short per) } #endif -#if !(defined(CONFIG_BF54x) || defined(CONFIG_BF60x)) /*********************************************************** * * FUNCTIONS: Blackfin General Purpose Ports Access Functions @@ -572,7 +523,7 @@ static const unsigned int sic_iwr_irqs[] = { ************************************************************* * MODIFICATION HISTORY : **************************************************************/ -int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl) +int bfin_gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl) { unsigned long flags; @@ -591,7 +542,7 @@ int gpio_pm_wakeup_ctrl(unsigned gpio, unsigned ctrl) return 0; } -int bfin_pm_standby_ctrl(unsigned ctrl) +int bfin_gpio_pm_standby_ctrl(unsigned ctrl) { u16 bank, mask, i; @@ -682,53 +633,6 @@ void bfin_gpio_pm_hibernate_restore(void) #endif -#else /* CONFIG_BF54x || CONFIG_BF60x */ -#ifdef CONFIG_PM - -int bfin_pm_standby_ctrl(unsigned ctrl) -{ - return 0; -} - -void bfin_gpio_pm_hibernate_suspend(void) -{ - int i, bank; - - for (i = 0; i < MAX_BLACKFIN_GPIOS; i += GPIO_BANKSIZE) { - bank = gpio_bank(i); - - gpio_bank_saved[bank].fer = gpio_array[bank]->port_fer; - gpio_bank_saved[bank].mux = gpio_array[bank]->port_mux; - gpio_bank_saved[bank].data = gpio_array[bank]->data; - gpio_bank_saved[bank].inen = gpio_array[bank]->inen; - gpio_bank_saved[bank].dir = gpio_array[bank]->dir_set; - } -} - -void bfin_gpio_pm_hibernate_restore(void) -{ - int i, bank; - - for (i = 0; i < MAX_BLACKFIN_GPIOS; i += GPIO_BANKSIZE) { - bank = gpio_bank(i); - - gpio_array[bank]->port_mux = gpio_bank_saved[bank].mux; - gpio_array[bank]->port_fer = gpio_bank_saved[bank].fer; - gpio_array[bank]->inen = gpio_bank_saved[bank].inen; - gpio_array[bank]->data_set = gpio_bank_saved[bank].data - & gpio_bank_saved[bank].dir; - gpio_array[bank]->dir_set = gpio_bank_saved[bank].dir; - } -} -#endif - -unsigned short get_gpio_dir(unsigned gpio) -{ - return (0x01 & (gpio_array[gpio_bank(gpio)]->dir_clear >> gpio_sub_n(gpio))); -} -EXPORT_SYMBOL(get_gpio_dir); - -#endif /* CONFIG_BF54x || CONFIG_BF60x */ /*********************************************************** * @@ -785,11 +689,7 @@ int peripheral_request(unsigned short per, const char *label) * be requested and used by several drivers */ -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - if (!((per & P_MAYSHARE) && get_portmux(per) == P_FUNCT2MUX(per))) { -#else if (!(per & P_MAYSHARE)) { -#endif /* * Allow that the identical pin function can * be requested from the same driver twice @@ -938,12 +838,9 @@ int bfin_gpio_request(unsigned gpio, const char *label) if (unlikely(is_reserved(gpio_irq, gpio, 1))) { printk(KERN_NOTICE "bfin-gpio: GPIO %d is already reserved as gpio-irq!" " (Documentation/blackfin/bfin-gpio-notes.txt)\n", gpio); - } -#if !(defined(CONFIG_BF54x) || defined(CONFIG_BF60x)) - else { /* Reset POLAR setting when acquiring a gpio for the first time */ + } else { /* Reset POLAR setting when acquiring a gpio for the first time */ set_gpio_polar(gpio, 0); } -#endif reserve(gpio, gpio); set_label(gpio, label); @@ -1112,11 +1009,7 @@ void bfin_gpio_irq_free(unsigned gpio) static inline void __bfin_gpio_direction_input(unsigned gpio) { -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - gpio_array[gpio_bank(gpio)]->dir_clear = gpio_bit(gpio); -#else gpio_array[gpio_bank(gpio)]->dir &= ~gpio_bit(gpio); -#endif gpio_array[gpio_bank(gpio)]->inen |= gpio_bit(gpio); } @@ -1140,17 +1033,7 @@ EXPORT_SYMBOL(bfin_gpio_direction_input); void bfin_gpio_irq_prepare(unsigned gpio) { -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - unsigned long flags; -#endif - port_setup(gpio, GPIO_USAGE); - -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - flags = hard_local_irq_save(); - __bfin_gpio_direction_input(gpio); - hard_local_irq_restore(flags); -#endif } void bfin_gpio_set_value(unsigned gpio, int arg) @@ -1175,11 +1058,7 @@ int bfin_gpio_direction_output(unsigned gpio, int value) gpio_array[gpio_bank(gpio)]->inen &= ~gpio_bit(gpio); gpio_set_value(gpio, value); -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - gpio_array[gpio_bank(gpio)]->dir_set = gpio_bit(gpio); -#else gpio_array[gpio_bank(gpio)]->dir |= gpio_bit(gpio); -#endif AWA_DUMMY_READ(dir); hard_local_irq_restore(flags); @@ -1190,9 +1069,6 @@ EXPORT_SYMBOL(bfin_gpio_direction_output); int bfin_gpio_get_value(unsigned gpio) { -#if defined(CONFIG_BF54x) || defined(CONFIG_BF60x) - return (1 & (gpio_array[gpio_bank(gpio)]->data >> gpio_sub_n(gpio))); -#else unsigned long flags; if (unlikely(get_gpio_edge(gpio))) { @@ -1205,7 +1081,6 @@ int bfin_gpio_get_value(unsigned gpio) return ret; } else return get_gpio_data(gpio); -#endif } EXPORT_SYMBOL(bfin_gpio_get_value); diff --git a/arch/blackfin/mach-bf548/Kconfig b/arch/blackfin/mach-bf548/Kconfig index 94acb586832..334ec7b1218 100644 --- a/arch/blackfin/mach-bf548/Kconfig +++ b/arch/blackfin/mach-bf548/Kconfig @@ -377,40 +377,6 @@ config IRQ_PINT3 endmenu -comment "Pin Interrupt to Port Assignment" -menu "Assignment" - -config PINTx_REASSIGN - bool "Reprogram PINT Assignment" - default y - help - The interrupt assignment registers controls the pin-to-interrupt - assignment in a byte-wide manner. Each option allows you to select - a set of pins (High/Low Byte) of an specific Port being mapped - to one of the four PIN Interrupts IRQ_PINTx. - - You shouldn't change any of these unless you know exactly what you're doing. - Please consult the Blackfin BF54x Processor Hardware Reference Manual. - -config PINT0_ASSIGN - hex "PINT0_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT1_ASSIGN - hex "PINT1_ASSIGN" - depends on PINTx_REASSIGN - default 0x01010000 -config PINT2_ASSIGN - hex "PINT2_ASSIGN" - depends on PINTx_REASSIGN - default 0x07000101 -config PINT3_ASSIGN - hex "PINT3_ASSIGN" - depends on PINTx_REASSIGN - default 0x02020303 - -endmenu - endmenu endif diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index 372eb54944e..d495000b81a 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -17,6 +17,9 @@ #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/usb/musb.h> +#include <linux/pinctrl/machine.h> +#include <linux/pinctrl/pinconf-generic.h> +#include <linux/platform_data/pinctrl-adi2.h> #include <asm/bfin5xx_spi.h> #include <asm/dma.h> #include <asm/gpio.h> @@ -241,6 +244,13 @@ static struct resource bfin_uart0_resources[] = { .end = UART0_RBR+2, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTE_FER, + .end = PORTE_FER+2, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART0_TX, .end = IRQ_UART0_TX, @@ -289,6 +299,13 @@ static struct resource bfin_uart1_resources[] = { .end = UART1_RBR+2, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTH_FER, + .end = PORTH_FER+2, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART1_TX, .end = IRQ_UART1_TX, @@ -353,6 +370,13 @@ static struct resource bfin_uart2_resources[] = { .end = UART2_RBR+2, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTB_FER, + .end = PORTB_FER+2, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART2_TX, .end = IRQ_UART2_TX, @@ -401,6 +425,13 @@ static struct resource bfin_uart3_resources[] = { .end = UART3_RBR+2, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTB_FER, + .end = PORTB_FER+2, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART3_TX, .end = IRQ_UART3_TX, @@ -1058,6 +1089,411 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { }; #endif +#ifdef CONFIG_PINCTRL_ADI2 + +# define ADI_PINT_DEVNAME "adi-gpio-pint" +# define ADI_GPIO_DEVNAME "adi-gpio" +# define ADI_PINCTRL_DEVNAME "pinctrl-adi2" + +static struct platform_device bfin_pinctrl_device = { + .name = ADI_PINCTRL_DEVNAME, + .id = 0, +}; + +static struct resource bfin_pint0_resources[] = { + { + .start = PINT0_MASK_SET, + .end = PINT0_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT0, + .end = IRQ_PINT0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint0_device = { + .name = ADI_PINT_DEVNAME, + .id = 0, + .num_resources = ARRAY_SIZE(bfin_pint0_resources), + .resource = bfin_pint0_resources, +}; + +static struct resource bfin_pint1_resources[] = { + { + .start = PINT1_MASK_SET, + .end = PINT1_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT1, + .end = IRQ_PINT1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint1_device = { + .name = ADI_PINT_DEVNAME, + .id = 1, + .num_resources = ARRAY_SIZE(bfin_pint1_resources), + .resource = bfin_pint1_resources, +}; + +static struct resource bfin_pint2_resources[] = { + { + .start = PINT2_MASK_SET, + .end = PINT2_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT2, + .end = IRQ_PINT2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint2_device = { + .name = ADI_PINT_DEVNAME, + .id = 2, + .num_resources = ARRAY_SIZE(bfin_pint2_resources), + .resource = bfin_pint2_resources, +}; + +static struct resource bfin_pint3_resources[] = { + { + .start = PINT3_MASK_SET, + .end = PINT3_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT3, + .end = IRQ_PINT3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint3_device = { + .name = ADI_PINT_DEVNAME, + .id = 3, + .num_resources = ARRAY_SIZE(bfin_pint3_resources), + .resource = bfin_pint3_resources, +}; + +static struct resource bfin_gpa_resources[] = { + { + .start = PORTA_FER, + .end = PORTA_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { /* optional */ + .start = IRQ_PA0, + .end = IRQ_PA0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpa_pdata = { + .port_gpio_base = GPIO_PA0, /* Optional */ + .port_pin_base = GPIO_PA0, + .port_width = GPIO_BANKSIZE, + .pint_id = 0, /* PINT0 */ + .pint_assign = true, /* PINT upper 16 bit */ + .pint_map = 0, /* mapping mask in PINT */ +}; + +static struct platform_device bfin_gpa_device = { + .name = ADI_GPIO_DEVNAME, + .id = 0, + .num_resources = ARRAY_SIZE(bfin_gpa_resources), + .resource = bfin_gpa_resources, + .dev = { + .platform_data = &bfin_gpa_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpb_resources[] = { + { + .start = PORTB_FER, + .end = PORTB_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PB0, + .end = IRQ_PB0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpb_pdata = { + .port_gpio_base = GPIO_PB0, + .port_pin_base = GPIO_PB0, + .port_width = 15, + .pint_id = 0, + .pint_assign = true, + .pint_map = 1, +}; + +static struct platform_device bfin_gpb_device = { + .name = ADI_GPIO_DEVNAME, + .id = 1, + .num_resources = ARRAY_SIZE(bfin_gpb_resources), + .resource = bfin_gpb_resources, + .dev = { + .platform_data = &bfin_gpb_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpc_resources[] = { + { + .start = PORTC_FER, + .end = PORTC_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PC0, + .end = IRQ_PC0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpc_pdata = { + .port_gpio_base = GPIO_PC0, + .port_pin_base = GPIO_PC0, + .port_width = 14, + .pint_id = 2, + .pint_assign = true, + .pint_map = 0, +}; + +static struct platform_device bfin_gpc_device = { + .name = ADI_GPIO_DEVNAME, + .id = 2, + .num_resources = ARRAY_SIZE(bfin_gpc_resources), + .resource = bfin_gpc_resources, + .dev = { + .platform_data = &bfin_gpc_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpd_resources[] = { + { + .start = PORTD_FER, + .end = PORTD_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PD0, + .end = IRQ_PD0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpd_pdata = { + .port_gpio_base = GPIO_PD0, + .port_pin_base = GPIO_PD0, + .port_width = GPIO_BANKSIZE, + .pint_id = 2, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpd_device = { + .name = ADI_GPIO_DEVNAME, + .id = 3, + .num_resources = ARRAY_SIZE(bfin_gpd_resources), + .resource = bfin_gpd_resources, + .dev = { + .platform_data = &bfin_gpd_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpe_resources[] = { + { + .start = PORTE_FER, + .end = PORTE_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PE0, + .end = IRQ_PE0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpe_pdata = { + .port_gpio_base = GPIO_PE0, + .port_pin_base = GPIO_PE0, + .port_width = GPIO_BANKSIZE, + .pint_id = 3, + .pint_assign = true, + .pint_map = 2, +}; + +static struct platform_device bfin_gpe_device = { + .name = ADI_GPIO_DEVNAME, + .id = 4, + .num_resources = ARRAY_SIZE(bfin_gpe_resources), + .resource = bfin_gpe_resources, + .dev = { + .platform_data = &bfin_gpe_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpf_resources[] = { + { + .start = PORTF_FER, + .end = PORTF_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PF0, + .end = IRQ_PF0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpf_pdata = { + .port_gpio_base = GPIO_PF0, + .port_pin_base = GPIO_PF0, + .port_width = GPIO_BANKSIZE, + .pint_id = 3, + .pint_assign = false, + .pint_map = 3, +}; + +static struct platform_device bfin_gpf_device = { + .name = ADI_GPIO_DEVNAME, + .id = 5, + .num_resources = ARRAY_SIZE(bfin_gpf_resources), + .resource = bfin_gpf_resources, + .dev = { + .platform_data = &bfin_gpf_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpg_resources[] = { + { + .start = PORTG_FER, + .end = PORTG_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PG0, + .end = IRQ_PG0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpg_pdata = { + .port_gpio_base = GPIO_PG0, + .port_pin_base = GPIO_PG0, + .port_width = GPIO_BANKSIZE, + .pint_id = -1, +}; + +static struct platform_device bfin_gpg_device = { + .name = ADI_GPIO_DEVNAME, + .id = 6, + .num_resources = ARRAY_SIZE(bfin_gpg_resources), + .resource = bfin_gpg_resources, + .dev = { + .platform_data = &bfin_gpg_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gph_resources[] = { + { + .start = PORTH_FER, + .end = PORTH_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PH0, + .end = IRQ_PH0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gph_pdata = { + .port_gpio_base = GPIO_PH0, + .port_pin_base = GPIO_PH0, + .port_width = 14, + .pint_id = -1, +}; + +static struct platform_device bfin_gph_device = { + .name = ADI_GPIO_DEVNAME, + .id = 7, + .num_resources = ARRAY_SIZE(bfin_gph_resources), + .resource = bfin_gph_resources, + .dev = { + .platform_data = &bfin_gph_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpi_resources[] = { + { + .start = PORTI_FER, + .end = PORTI_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PI0, + .end = IRQ_PI0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpi_pdata = { + .port_gpio_base = GPIO_PI0, + .port_pin_base = GPIO_PI0, + .port_width = GPIO_BANKSIZE, + .pint_id = -1, +}; + +static struct platform_device bfin_gpi_device = { + .name = ADI_GPIO_DEVNAME, + .id = 8, + .num_resources = ARRAY_SIZE(bfin_gpi_resources), + .resource = bfin_gpi_resources, + .dev = { + .platform_data = &bfin_gpi_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpj_resources[] = { + { + .start = PORTJ_FER, + .end = PORTJ_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PJ0, + .end = IRQ_PJ0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpj_pdata = { + .port_gpio_base = GPIO_PJ0, + .port_pin_base = GPIO_PJ0, + .port_width = 14, + .pint_id = -1, +}; + +static struct platform_device bfin_gpj_device = { + .name = ADI_GPIO_DEVNAME, + .id = 9, + .num_resources = ARRAY_SIZE(bfin_gpj_resources), + .resource = bfin_gpj_resources, + .dev = { + .platform_data = &bfin_gpj_pdata, /* Passed to driver */ + }, +}; + +#endif + static struct spi_board_info bfin_spi_board_info[] __initdata = { #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) @@ -1066,7 +1502,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .modalias = "m25p80", /* Name of spi_driver for this device */ .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ - .chip_select = 1, /* SPI_SSEL1*/ + .chip_select = MAX_CTRL_CS + GPIO_PE4, /* SPI_SSEL1*/ .platform_data = &bfin_spi_flash_data, .controller_data = &spi_flash_chip_info, .mode = SPI_MODE_3, @@ -1078,7 +1514,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .modalias = "ad183x", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ .bus_num = 1, - .chip_select = 4, + .chip_select = MAX_CTRL_CS + GPIO_PG6, /* SPI_SSEL2 */ }, #endif #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) @@ -1088,7 +1524,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .irq = IRQ_PB4, /* old boards (<=Rev 1.3) use IRQ_PJ11 */ .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 2, + .chip_select = MAX_CTRL_CS + GPIO_PE5, /* SPI_SSEL2 */ }, #endif #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) @@ -1096,7 +1532,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .modalias = "spidev", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 1, + .chip_select = MAX_CTRL_CS + GPIO_PE4, /* SPI_SSEL1 */ }, #endif #if defined(CONFIG_INPUT_ADXL34X_SPI) || defined(CONFIG_INPUT_ADXL34X_SPI_MODULE) @@ -1106,7 +1542,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .irq = IRQ_PC5, .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 1, - .chip_select = 2, + .chip_select = MAX_CTRL_CS + GPIO_PG6, /* SPI_SSEL2 */ .mode = SPI_MODE_3, }, #endif @@ -1152,7 +1588,7 @@ static struct resource bfin_spi1_resource[] = { /* SPI controller data */ static struct bfin5xx_spi_master bf54x_spi_master_info0 = { - .num_chipselect = 4, + .num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS, .enable_dma = 1, /* master has the ability to do dma transfer */ .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, }; @@ -1168,7 +1604,7 @@ static struct platform_device bf54x_spi_master0 = { }; static struct bfin5xx_spi_master bf54x_spi_master_info1 = { - .num_chipselect = 4, + .num_chipselect = MAX_CTRL_CS + MAX_BLACKFIN_GPIOS, .enable_dma = 1, /* master has the ability to do dma transfer */ .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0}, }; @@ -1508,6 +1944,23 @@ static struct platform_device bfin_ac97 = { static struct platform_device *ezkit_devices[] __initdata = { &bfin_dpmc, +#if defined(CONFIG_PINCTRL_ADI2) + &bfin_pinctrl_device, + &bfin_pint0_device, + &bfin_pint1_device, + &bfin_pint2_device, + &bfin_pint3_device, + &bfin_gpa_device, + &bfin_gpb_device, + &bfin_gpc_device, + &bfin_gpd_device, + &bfin_gpe_device, + &bfin_gpf_device, + &bfin_gpg_device, + &bfin_gph_device, + &bfin_gpi_device, + &bfin_gpj_device, +#endif #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) &rtc_device, @@ -1644,10 +2097,66 @@ static struct platform_device *ezkit_devices[] __initdata = { #endif }; +/* Pin control settings */ +static struct pinctrl_map __initdata bfin_pinmux_map[] = { + /* per-device maps */ + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.0", "pinctrl-adi2.0", NULL, "uart0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.1", "pinctrl-adi2.0", NULL, "uart1"), +#ifdef CONFIG_BFIN_UART1_CTSRTS + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.1", "pinctrl-adi2.0", NULL, "uart1_ctsrts"), +#endif + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.2", "pinctrl-adi2.0", NULL, "uart2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.3", "pinctrl-adi2.0", NULL, "uart3"), +#ifdef CONFIG_BFIN_UART3_CTSRTS + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.3", "pinctrl-adi2.0", NULL, "uart3_ctsrts"), +#endif + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.0", "pinctrl-adi2.0", NULL, "uart0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.1", "pinctrl-adi2.0", NULL, "uart1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.2", "pinctrl-adi2.0", NULL, "uart2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.3", "pinctrl-adi2.0", NULL, "uart3"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sdh.0", "pinctrl-adi2.0", NULL, "rsi0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-spi.0", "pinctrl-adi2.0", NULL, "spi0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-spi.1", "pinctrl-adi2.0", NULL, "spi1"), + PIN_MAP_MUX_GROUP_DEFAULT("i2c-bfin-twi.0", "pinctrl-adi2.0", NULL, "twi0"), +#if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ + PIN_MAP_MUX_GROUP_DEFAULT("i2c-bfin-twi.1", "pinctrl-adi2.0", NULL, "twi1"), +#endif + PIN_MAP_MUX_GROUP_DEFAULT("bfin-rotary", "pinctrl-adi2.0", NULL, "rotary"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.0", "pinctrl-adi2.0", NULL, "can0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.1", "pinctrl-adi2.0", NULL, "can1"), + PIN_MAP_MUX_GROUP_DEFAULT("bf54x-lq043", "pinctrl-adi2.0", NULL, "ppi0_24b"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-ac97.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-ac97.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.2", "pinctrl-adi2.0", NULL, "sport2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.2", "pinctrl-adi2.0", NULL, "sport2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-ac97.2", "pinctrl-adi2.0", NULL, "sport2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.3", "pinctrl-adi2.0", NULL, "sport3"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.3", "pinctrl-adi2.0", NULL, "sport3"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-ac97.3", "pinctrl-adi2.0", NULL, "sport3"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sport-uart.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sport-uart.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sport-uart.2", "pinctrl-adi2.0", NULL, "sport2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sport-uart.3", "pinctrl-adi2.0", NULL, "sport3"), + PIN_MAP_MUX_GROUP_DEFAULT("pata-bf54x", "pinctrl-adi2.0", NULL, "atapi"), +#ifdef CONFIG_BF548_ATAPI_ALTERNATIVE_PORT + PIN_MAP_MUX_GROUP_DEFAULT("pata-bf54x", "pinctrl-adi2.0", NULL, "atapi_alter"), +#endif + PIN_MAP_MUX_GROUP_DEFAULT("bf5xx-nand.0", "pinctrl-adi2.0", NULL, "nfc0"), + PIN_MAP_MUX_GROUP_DEFAULT("bf54x-keys", "pinctrl-adi2.0", NULL, "keys_4x4"), +}; + static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); + /* Initialize pinmuxing */ + pinctrl_register_mappings(bfin_pinmux_map, + ARRAY_SIZE(bfin_pinmux_map)); + i2c_register_board_info(0, bfin_i2c_board_info0, ARRAY_SIZE(bfin_i2c_board_info0)); #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ @@ -1679,21 +2188,6 @@ static struct platform_device *ezkit_early_devices[] __initdata = { &bfin_uart3_device, #endif #endif - -#if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE) -#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART - &bfin_sport0_uart_device, -#endif -#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART - &bfin_sport1_uart_device, -#endif -#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART - &bfin_sport2_uart_device, -#endif -#ifdef CONFIG_SERIAL_BFIN_SPORT3_UART - &bfin_sport3_uart_device, -#endif -#endif }; void __init native_machine_early_platform_add_devices(void) diff --git a/arch/blackfin/mach-bf548/include/mach/gpio.h b/arch/blackfin/mach-bf548/include/mach/gpio.h index be9edb28f96..006da1edcf8 100644 --- a/arch/blackfin/mach-bf548/include/mach/gpio.h +++ b/arch/blackfin/mach-bf548/include/mach/gpio.h @@ -194,14 +194,6 @@ struct gpio_port_t { unsigned int port_mux; }; -struct gpio_port_s { - unsigned short fer; - unsigned short data; - unsigned short dir; - unsigned short inen; - unsigned int mux; -}; - #endif #include <mach-common/ports-a.h> diff --git a/arch/blackfin/mach-bf548/include/mach/irq.h b/arch/blackfin/mach-bf548/include/mach/irq.h index 10dc142c518..cf7cb725cfa 100644 --- a/arch/blackfin/mach-bf548/include/mach/irq.h +++ b/arch/blackfin/mach-bf548/include/mach/irq.h @@ -433,7 +433,7 @@ #include <linux/types.h> /* - * bfin pint registers layout + * gpio pint registers layout */ struct bfin_pint_regs { u32 mask_set; diff --git a/arch/blackfin/mach-bf609/Kconfig b/arch/blackfin/mach-bf609/Kconfig index 2bcbf94b1ed..b0fca44110b 100644 --- a/arch/blackfin/mach-bf609/Kconfig +++ b/arch/blackfin/mach-bf609/Kconfig @@ -9,48 +9,6 @@ source "arch/blackfin/mach-bf609/boards/Kconfig" menu "BF609 Specific Configuration" -comment "Pin Interrupt to Port Assignment" -menu "Assignment" - -config PINTx_REASSIGN - bool "Reprogram PINT Assignment" - default y - help - The interrupt assignment registers controls the pin-to-interrupt - assignment in a byte-wide manner. Each option allows you to select - a set of pins (High/Low Byte) of an specific Port being mapped - to one of the four PIN Interrupts IRQ_PINTx. - - You shouldn't change any of these unless you know exactly what you're doing. - Please consult the Blackfin BF60x Processor Hardware Reference Manual. - -config PINT0_ASSIGN - hex "PINT0_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT1_ASSIGN - hex "PINT1_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT2_ASSIGN - hex "PINT2_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT3_ASSIGN - hex "PINT3_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT4_ASSIGN - hex "PINT3_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 -config PINT5_ASSIGN - hex "PINT3_ASSIGN" - depends on PINTx_REASSIGN - default 0x00000101 - -endmenu - config SEC_IRQ_PRIORITY_LEVELS int "SEC interrupt priority levels" default 7 diff --git a/arch/blackfin/mach-bf609/boards/ezkit.c b/arch/blackfin/mach-bf609/boards/ezkit.c index d56a55ad83a..82beedd953f 100644 --- a/arch/blackfin/mach-bf609/boards/ezkit.c +++ b/arch/blackfin/mach-bf609/boards/ezkit.c @@ -17,6 +17,9 @@ #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/usb/musb.h> +#include <linux/pinctrl/machine.h> +#include <linux/pinctrl/pinconf-generic.h> +#include <linux/platform_data/pinctrl-adi2.h> #include <asm/bfin_spi3.h> #include <asm/dma.h> #include <asm/gpio.h> @@ -106,8 +109,6 @@ static struct platform_device bfin_rotary_device = { #include <linux/stmmac.h> #include <linux/phy.h> -static unsigned short pins[] = P_RMII0; - static struct stmmac_mdio_bus_data phy_private_data = { .phy_mask = 1, }; @@ -212,6 +213,18 @@ static struct resource bfin_uart0_resources[] = { .end = UART0_RXDIV+4, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTD_FER, + .end = PORTD_FER+2, + .flags = IORESOURCE_REG, + }, + { + .start = PORTD_MUX, + .end = PORTD_MUX+3, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART0_TX, .end = IRQ_UART0_TX, @@ -276,6 +289,13 @@ static struct resource bfin_uart1_resources[] = { .end = UART1_RXDIV+4, .flags = IORESOURCE_MEM, }, +#ifdef CONFIG_EARLY_PRINTK + { + .start = PORTG_FER_SET, + .end = PORTG_FER_SET+2, + .flags = IORESOURCE_REG, + }, +#endif { .start = IRQ_UART1_TX, .end = IRQ_UART1_TX, @@ -674,17 +694,12 @@ static struct mtd_partition ezkit_partitions[] = { }, }; -int bf609_nor_flash_init(struct platform_device *dev) +int bf609_nor_flash_init(struct platform_device *pdev) { #define CONFIG_SMC_GCTL_VAL 0x00000010 - const unsigned short pins[] = { - P_A3, P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12, - P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20, P_A21, - P_A22, P_A23, P_A24, P_A25, P_NORCK, 0, - }; - - peripheral_request_list(pins, "smc0"); + if (!devm_pinctrl_get_select_default(&pdev->dev)) + return -EBUSY; bfin_write32(SMC_GCTL, CONFIG_SMC_GCTL_VAL); bfin_write32(SMC_B0CTL, 0x01002011); bfin_write32(SMC_B0TIM, 0x08170977); @@ -692,16 +707,9 @@ int bf609_nor_flash_init(struct platform_device *dev) return 0; } -void bf609_nor_flash_exit(struct platform_device *dev) +void bf609_nor_flash_exit(struct platform_device *pdev) { - const unsigned short pins[] = { - P_A3, P_A4, P_A5, P_A6, P_A7, P_A8, P_A9, P_A10, P_A11, P_A12, - P_A13, P_A14, P_A15, P_A16, P_A17, P_A18, P_A19, P_A20, P_A21, - P_A22, P_A23, P_A24, P_A25, P_NORCK, 0, - }; - - peripheral_free_list(pins); - + devm_pinctrl_put(pdev->dev.pins->p); bfin_write32(SMC_GCTL, 0); } @@ -1319,6 +1327,356 @@ static const struct ad7877_platform_data bfin_ad7877_ts_info = { }; #endif +#ifdef CONFIG_PINCTRL_ADI2 + +# define ADI_PINT_DEVNAME "adi-gpio-pint" +# define ADI_GPIO_DEVNAME "adi-gpio" +# define ADI_PINCTRL_DEVNAME "pinctrl-adi2" + +static struct platform_device bfin_pinctrl_device = { + .name = ADI_PINCTRL_DEVNAME, + .id = 0, +}; + +static struct resource bfin_pint0_resources[] = { + { + .start = PINT0_MASK_SET, + .end = PINT0_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT0, + .end = IRQ_PINT0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint0_device = { + .name = ADI_PINT_DEVNAME, + .id = 0, + .num_resources = ARRAY_SIZE(bfin_pint0_resources), + .resource = bfin_pint0_resources, +}; + +static struct resource bfin_pint1_resources[] = { + { + .start = PINT1_MASK_SET, + .end = PINT1_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT1, + .end = IRQ_PINT1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint1_device = { + .name = ADI_PINT_DEVNAME, + .id = 1, + .num_resources = ARRAY_SIZE(bfin_pint1_resources), + .resource = bfin_pint1_resources, +}; + +static struct resource bfin_pint2_resources[] = { + { + .start = PINT2_MASK_SET, + .end = PINT2_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT2, + .end = IRQ_PINT2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint2_device = { + .name = ADI_PINT_DEVNAME, + .id = 2, + .num_resources = ARRAY_SIZE(bfin_pint2_resources), + .resource = bfin_pint2_resources, +}; + +static struct resource bfin_pint3_resources[] = { + { + .start = PINT3_MASK_SET, + .end = PINT3_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT3, + .end = IRQ_PINT3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint3_device = { + .name = ADI_PINT_DEVNAME, + .id = 3, + .num_resources = ARRAY_SIZE(bfin_pint3_resources), + .resource = bfin_pint3_resources, +}; + +static struct resource bfin_pint4_resources[] = { + { + .start = PINT4_MASK_SET, + .end = PINT4_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT4, + .end = IRQ_PINT4, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint4_device = { + .name = ADI_PINT_DEVNAME, + .id = 4, + .num_resources = ARRAY_SIZE(bfin_pint4_resources), + .resource = bfin_pint4_resources, +}; + +static struct resource bfin_pint5_resources[] = { + { + .start = PINT5_MASK_SET, + .end = PINT5_LATCH + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PINT5, + .end = IRQ_PINT5, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device bfin_pint5_device = { + .name = ADI_PINT_DEVNAME, + .id = 5, + .num_resources = ARRAY_SIZE(bfin_pint5_resources), + .resource = bfin_pint5_resources, +}; + +static struct resource bfin_gpa_resources[] = { + { + .start = PORTA_FER, + .end = PORTA_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { /* optional */ + .start = IRQ_PA0, + .end = IRQ_PA0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpa_pdata = { + .port_pin_base = GPIO_PA0, + .port_width = GPIO_BANKSIZE, + .pint_id = 0, /* PINT0 */ + .pint_assign = true, /* PINT upper 16 bit */ + .pint_map = 0, /* mapping mask in PINT */ +}; + +static struct platform_device bfin_gpa_device = { + .name = ADI_GPIO_DEVNAME, + .id = 0, + .num_resources = ARRAY_SIZE(bfin_gpa_resources), + .resource = bfin_gpa_resources, + .dev = { + .platform_data = &bfin_gpa_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpb_resources[] = { + { + .start = PORTB_FER, + .end = PORTB_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PB0, + .end = IRQ_PB0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpb_pdata = { + .port_pin_base = GPIO_PB0, + .port_width = GPIO_BANKSIZE, + .pint_id = 0, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpb_device = { + .name = ADI_GPIO_DEVNAME, + .id = 1, + .num_resources = ARRAY_SIZE(bfin_gpb_resources), + .resource = bfin_gpb_resources, + .dev = { + .platform_data = &bfin_gpb_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpc_resources[] = { + { + .start = PORTC_FER, + .end = PORTC_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PC0, + .end = IRQ_PC0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpc_pdata = { + .port_pin_base = GPIO_PC0, + .port_width = GPIO_BANKSIZE, + .pint_id = 1, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpc_device = { + .name = ADI_GPIO_DEVNAME, + .id = 2, + .num_resources = ARRAY_SIZE(bfin_gpc_resources), + .resource = bfin_gpc_resources, + .dev = { + .platform_data = &bfin_gpc_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpd_resources[] = { + { + .start = PORTD_FER, + .end = PORTD_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PD0, + .end = IRQ_PD0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpd_pdata = { + .port_pin_base = GPIO_PD0, + .port_width = GPIO_BANKSIZE, + .pint_id = 2, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpd_device = { + .name = ADI_GPIO_DEVNAME, + .id = 3, + .num_resources = ARRAY_SIZE(bfin_gpd_resources), + .resource = bfin_gpd_resources, + .dev = { + .platform_data = &bfin_gpd_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpe_resources[] = { + { + .start = PORTE_FER, + .end = PORTE_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PE0, + .end = IRQ_PE0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpe_pdata = { + .port_pin_base = GPIO_PE0, + .port_width = GPIO_BANKSIZE, + .pint_id = 3, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpe_device = { + .name = ADI_GPIO_DEVNAME, + .id = 4, + .num_resources = ARRAY_SIZE(bfin_gpe_resources), + .resource = bfin_gpe_resources, + .dev = { + .platform_data = &bfin_gpe_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpf_resources[] = { + { + .start = PORTF_FER, + .end = PORTF_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PF0, + .end = IRQ_PF0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpf_pdata = { + .port_pin_base = GPIO_PF0, + .port_width = GPIO_BANKSIZE, + .pint_id = 4, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpf_device = { + .name = ADI_GPIO_DEVNAME, + .id = 5, + .num_resources = ARRAY_SIZE(bfin_gpf_resources), + .resource = bfin_gpf_resources, + .dev = { + .platform_data = &bfin_gpf_pdata, /* Passed to driver */ + }, +}; + +static struct resource bfin_gpg_resources[] = { + { + .start = PORTG_FER, + .end = PORTG_MUX + 3, + .flags = IORESOURCE_MEM, + }, + { + .start = IRQ_PG0, + .end = IRQ_PG0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct adi_pinctrl_gpio_platform_data bfin_gpg_pdata = { + .port_pin_base = GPIO_PG0, + .port_width = GPIO_BANKSIZE, + .pint_id = 5, + .pint_assign = false, + .pint_map = 1, +}; + +static struct platform_device bfin_gpg_device = { + .name = ADI_GPIO_DEVNAME, + .id = 6, + .num_resources = ARRAY_SIZE(bfin_gpg_resources), + .resource = bfin_gpg_resources, + .dev = { + .platform_data = &bfin_gpg_pdata, /* Passed to driver */ + }, +}; + +#endif + #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) #include <linux/input.h> #include <linux/gpio_keys.h> @@ -1349,7 +1707,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .modalias = "m25p80", /* Name of spi_driver for this device */ .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, /* Framework bus number */ - .chip_select = 1, /* SPI_SSEL1*/ + .chip_select = MAX_CTRL_CS + GPIO_PD11, /* SPI_SSEL1*/ .platform_data = &bfin_spi_flash_data, .controller_data = &spi_flash_chip_info, .mode = SPI_MODE_3, @@ -1362,7 +1720,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .irq = IRQ_PD9, .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 4, + .chip_select = MAX_CTRL_CS + GPIO_PC15, /* SPI_SSEL4 */ }, #endif #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE) @@ -1370,7 +1728,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .modalias = "spidev", .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 1, + .chip_select = MAX_CTRL_CS + GPIO_PD11, /* SPI_SSEL1*/ .controller_data = &spidev_chip_info, }, #endif @@ -1565,6 +1923,22 @@ static struct platform_device bfin_dpmc = { static struct platform_device *ezkit_devices[] __initdata = { &bfin_dpmc, +#if defined(CONFIG_PINCTRL_ADI2) + &bfin_pinctrl_device, + &bfin_pint0_device, + &bfin_pint1_device, + &bfin_pint2_device, + &bfin_pint3_device, + &bfin_pint4_device, + &bfin_pint5_device, + &bfin_gpa_device, + &bfin_gpb_device, + &bfin_gpc_device, + &bfin_gpd_device, + &bfin_gpe_device, + &bfin_gpf_device, + &bfin_gpg_device, +#endif #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) &rtc_device, @@ -1681,20 +2055,52 @@ static struct platform_device *ezkit_devices[] __initdata = { }; +/* Pin control settings */ +static struct pinctrl_map __initdata bfin_pinmux_map[] = { + /* per-device maps */ + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.0", "pinctrl-adi2.0", NULL, "uart0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-uart.1", "pinctrl-adi2.0", NULL, "uart1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.0", "pinctrl-adi2.0", NULL, "uart0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_sir.1", "pinctrl-adi2.0", NULL, "uart1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-sdh.0", "pinctrl-adi2.0", NULL, "rsi0"), + PIN_MAP_MUX_GROUP_DEFAULT("stmmaceth.0", "pinctrl-adi2.0", NULL, "eth0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-spi3.0", "pinctrl-adi2.0", NULL, "spi0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-spi3.1", "pinctrl-adi2.0", NULL, "spi1"), + PIN_MAP_MUX_GROUP_DEFAULT("i2c-bfin-twi.0", "pinctrl-adi2.0", NULL, "twi0"), + PIN_MAP_MUX_GROUP_DEFAULT("i2c-bfin-twi.1", "pinctrl-adi2.0", NULL, "twi1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-rotary", "pinctrl-adi2.0", NULL, "rotary"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_can.0", "pinctrl-adi2.0", NULL, "can0"), + PIN_MAP_MUX_GROUP_DEFAULT("physmap-flash.0", "pinctrl-adi2.0", NULL, "smc0"), + PIN_MAP_MUX_GROUP_DEFAULT("bf609_nl8048.2", "pinctrl-adi2.0", NULL, "ppi2_16b"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin_display.0", "pinctrl-adi2.0", NULL, "ppi0_16b"), +#if defined(CONFIG_VIDEO_MT9M114) || defined(CONFIG_VIDEO_MT9M114_MODULE) + PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_8b"), +#elif defined(CONFIG_VIDEO_VS6624) || defined(CONFIG_VIDEO_VS6624_MODULE) + PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_16b"), +#else + PIN_MAP_MUX_GROUP_DEFAULT("bfin_capture.0", "pinctrl-adi2.0", NULL, "ppi0_24b"), +#endif + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.0", "pinctrl-adi2.0", NULL, "sport0"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.1", "pinctrl-adi2.0", NULL, "sport1"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-i2s.2", "pinctrl-adi2.0", NULL, "sport2"), + PIN_MAP_MUX_GROUP_DEFAULT("bfin-tdm.2", "pinctrl-adi2.0", NULL, "sport2"), +}; + static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); + /* Initialize pinmuxing */ + pinctrl_register_mappings(bfin_pinmux_map, + ARRAY_SIZE(bfin_pinmux_map)); + i2c_register_board_info(0, bfin_i2c_board_info0, ARRAY_SIZE(bfin_i2c_board_info0)); i2c_register_board_info(1, bfin_i2c_board_info1, ARRAY_SIZE(bfin_i2c_board_info1)); -#if defined(CONFIG_STMMAC_ETH) || defined(CONFIG_STMMAC_ETH_MODULE) - if (!peripheral_request_list(pins, "emac0")) - printk(KERN_ERR "%s(): request emac pins failed\n", __func__); -#endif - platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); @@ -1713,18 +2119,6 @@ static struct platform_device *ezkit_early_devices[] __initdata = { &bfin_uart1_device, #endif #endif - -#if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE) -#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART - &bfin_sport0_uart_device, -#endif -#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART - &bfin_sport1_uart_device, -#endif -#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART - &bfin_sport2_uart_device, -#endif -#endif }; void __init native_machine_early_platform_add_devices(void) diff --git a/arch/blackfin/mach-bf609/include/mach/gpio.h b/arch/blackfin/mach-bf609/include/mach/gpio.h index c32c8cc8db2..07182513e79 100644 --- a/arch/blackfin/mach-bf609/include/mach/gpio.h +++ b/arch/blackfin/mach-bf609/include/mach/gpio.h @@ -152,14 +152,6 @@ struct gpio_port_t { unsigned long revid; }; -struct gpio_port_s { - unsigned short fer; - unsigned short data; - unsigned short dir; - unsigned short inen; - unsigned int mux; -}; - #endif #include <mach-common/ports-a.h> diff --git a/arch/blackfin/mach-bf609/include/mach/irq.h b/arch/blackfin/mach-bf609/include/mach/irq.h index fa0843d5d77..d1cb6a86f80 100644 --- a/arch/blackfin/mach-bf609/include/mach/irq.h +++ b/arch/blackfin/mach-bf609/include/mach/irq.h @@ -298,7 +298,7 @@ extern u8 sec_int_priority[]; /* - * bfin pint registers layout + * gpio pint registers layout */ struct bfin_pint_regs { u32 mask_set; diff --git a/arch/blackfin/mach-bf609/include/mach/portmux.h b/arch/blackfin/mach-bf609/include/mach/portmux.h index fe34191eef0..c48bb71a55c 100644 --- a/arch/blackfin/mach-bf609/include/mach/portmux.h +++ b/arch/blackfin/mach-bf609/include/mach/portmux.h @@ -19,6 +19,7 @@ #define P_MII0_CRS (P_DEFINED | P_IDENT(GPIO_PC5) | P_FUNCT(0)) #define P_MII0_ERxER (P_DEFINED | P_IDENT(GPIO_PC4) | P_FUNCT(0)) #define P_MII0_TxCLK (P_DEFINED | P_IDENT(GPIO_PB14) | P_FUNCT(0)) +#define P_MII0_PTPPPS (P_DEFINED | P_IDENT(GPIO_PB15) | P_FUNCT(0)) #define P_RMII0 {\ P_MII0_ETxD0, \ @@ -30,6 +31,7 @@ P_MII0_TxCLK, \ P_MII0_PHYINT, \ P_MII0_CRS, \ + P_MII0_PTPPPS, \ P_MII0_MDC, \ P_MII0_MDIO, 0} @@ -44,6 +46,7 @@ #define P_MII1_CRS (P_DEFINED | P_IDENT(GPIO_PE13) | P_FUNCT(0)) #define P_MII1_ERxER (P_DEFINED | P_IDENT(GPIO_PE14) | P_FUNCT(0)) #define P_MII1_TxCLK (P_DEFINED | P_IDENT(GPIO_PG6) | P_FUNCT(0)) +#define P_MII1_PTPPPS (P_DEFINED | P_IDENT(GPIO_PC9) | P_FUNCT(0)) #define P_RMII1 {\ P_MII1_ETxD0, \ @@ -55,6 +58,7 @@ P_MII1_TxCLK, \ P_MII1_PHYINT, \ P_MII1_CRS, \ + P_MII1_PTPPPS, \ P_MII1_MDC, \ P_MII1_MDIO, 0} diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index d143fd8d2bc..ca75613231c 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -704,10 +704,9 @@ static inline void bfin_set_irq_handler(unsigned irq, irq_flow_handler_t handle) __irq_set_handler_locked(irq, handle); } -static DECLARE_BITMAP(gpio_enabled, MAX_BLACKFIN_GPIOS); -extern void bfin_gpio_irq_prepare(unsigned gpio); +#ifdef CONFIG_GPIO_ADI -#if !BFIN_GPIO_PINT +static DECLARE_BITMAP(gpio_enabled, MAX_BLACKFIN_GPIOS); static void bfin_gpio_ack_irq(struct irq_data *d) { @@ -821,15 +820,6 @@ static int bfin_gpio_irq_type(struct irq_data *d, unsigned int type) return 0; } -#ifdef CONFIG_PM -static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state) -{ - return gpio_pm_wakeup_ctrl(irq_to_gpio(d->irq), state); -} -#else -# define bfin_gpio_set_wake NULL -#endif - static void bfin_demux_gpio_block(unsigned int irq) { unsigned int gpio, mask; @@ -896,279 +886,40 @@ void bfin_demux_gpio_irq(unsigned int inta_irq, bfin_demux_gpio_block(irq); } -#else - -#define NR_PINT_BITS 32 -#define IRQ_NOT_AVAIL 0xFF - -#define PINT_2_BANK(x) ((x) >> 5) -#define PINT_2_BIT(x) ((x) & 0x1F) -#define PINT_BIT(x) (1 << (PINT_2_BIT(x))) - -static unsigned char irq2pint_lut[NR_PINTS]; -static unsigned char pint2irq_lut[NR_PINT_SYS_IRQS * NR_PINT_BITS]; - -static struct bfin_pint_regs * const pint[NR_PINT_SYS_IRQS] = { - (struct bfin_pint_regs *)PINT0_MASK_SET, - (struct bfin_pint_regs *)PINT1_MASK_SET, - (struct bfin_pint_regs *)PINT2_MASK_SET, - (struct bfin_pint_regs *)PINT3_MASK_SET, -#ifdef CONFIG_BF60x - (struct bfin_pint_regs *)PINT4_MASK_SET, - (struct bfin_pint_regs *)PINT5_MASK_SET, -#endif -}; - -inline unsigned int get_irq_base(u32 bank, u8 bmap) -{ - unsigned int irq_base; - -#ifndef CONFIG_BF60x - if (bank < 2) { /*PA-PB */ - irq_base = IRQ_PA0 + bmap * 16; - } else { /*PC-PJ */ - irq_base = IRQ_PC0 + bmap * 16; - } -#else - irq_base = IRQ_PA0 + bank * 16 + bmap * 16; -#endif - return irq_base; -} - - /* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */ -void init_pint_lut(void) -{ - u16 bank, bit, irq_base, bit_pos; - u32 pint_assign; - u8 bmap; - - memset(irq2pint_lut, IRQ_NOT_AVAIL, sizeof(irq2pint_lut)); - - for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++) { - - pint_assign = pint[bank]->assign; - - for (bit = 0; bit < NR_PINT_BITS; bit++) { - - bmap = (pint_assign >> ((bit / 8) * 8)) & 0xFF; - - irq_base = get_irq_base(bank, bmap); - - irq_base += (bit % 8) + ((bit / 8) & 1 ? 8 : 0); - bit_pos = bit + bank * NR_PINT_BITS; - - pint2irq_lut[bit_pos] = irq_base - SYS_IRQS; - irq2pint_lut[irq_base - SYS_IRQS] = bit_pos; - } - } -} - -static void bfin_gpio_ack_irq(struct irq_data *d) -{ - u32 pint_val = irq2pint_lut[d->irq - SYS_IRQS]; - u32 pintbit = PINT_BIT(pint_val); - u32 bank = PINT_2_BANK(pint_val); - - if (irqd_get_trigger_type(d) == IRQ_TYPE_EDGE_BOTH) { - if (pint[bank]->invert_set & pintbit) - pint[bank]->invert_clear = pintbit; - else - pint[bank]->invert_set = pintbit; - } - pint[bank]->request = pintbit; - -} - -static void bfin_gpio_mask_ack_irq(struct irq_data *d) -{ - u32 pint_val = irq2pint_lut[d->irq - SYS_IRQS]; - u32 pintbit = PINT_BIT(pint_val); - u32 bank = PINT_2_BANK(pint_val); - - if (irqd_get_trigger_type(d) == IRQ_TYPE_EDGE_BOTH) { - if (pint[bank]->invert_set & pintbit) - pint[bank]->invert_clear = pintbit; - else - pint[bank]->invert_set = pintbit; - } - - pint[bank]->request = pintbit; - pint[bank]->mask_clear = pintbit; -} - -static void bfin_gpio_mask_irq(struct irq_data *d) -{ - u32 pint_val = irq2pint_lut[d->irq - SYS_IRQS]; - - pint[PINT_2_BANK(pint_val)]->mask_clear = PINT_BIT(pint_val); -} - -static void bfin_gpio_unmask_irq(struct irq_data *d) -{ - u32 pint_val = irq2pint_lut[d->irq - SYS_IRQS]; - u32 pintbit = PINT_BIT(pint_val); - u32 bank = PINT_2_BANK(pint_val); - - pint[bank]->mask_set = pintbit; -} - -static unsigned int bfin_gpio_irq_startup(struct irq_data *d) -{ - unsigned int irq = d->irq; - u32 gpionr = irq_to_gpio(irq); - u32 pint_val = irq2pint_lut[irq - SYS_IRQS]; - - if (pint_val == IRQ_NOT_AVAIL) { - printk(KERN_ERR - "GPIO IRQ %d :Not in PINT Assign table " - "Reconfigure Interrupt to Port Assignemt\n", irq); - return -ENODEV; - } - - if (__test_and_set_bit(gpionr, gpio_enabled)) - bfin_gpio_irq_prepare(gpionr); - - bfin_gpio_unmask_irq(d); - - return 0; -} - -static void bfin_gpio_irq_shutdown(struct irq_data *d) -{ - u32 gpionr = irq_to_gpio(d->irq); - - bfin_gpio_mask_irq(d); - __clear_bit(gpionr, gpio_enabled); - bfin_gpio_irq_free(gpionr); -} - -static int bfin_gpio_irq_type(struct irq_data *d, unsigned int type) -{ - unsigned int irq = d->irq; - int ret; - char buf[16]; - u32 gpionr = irq_to_gpio(irq); - u32 pint_val = irq2pint_lut[irq - SYS_IRQS]; - u32 pintbit = PINT_BIT(pint_val); - u32 bank = PINT_2_BANK(pint_val); - - if (pint_val == IRQ_NOT_AVAIL) - return -ENODEV; - - if (type == IRQ_TYPE_PROBE) { - /* only probe unenabled GPIO interrupt lines */ - if (test_bit(gpionr, gpio_enabled)) - return 0; - type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING; - } - - if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING | - IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) { - - snprintf(buf, 16, "gpio-irq%d", irq); - ret = bfin_gpio_irq_request(gpionr, buf); - if (ret) - return ret; - - if (__test_and_set_bit(gpionr, gpio_enabled)) - bfin_gpio_irq_prepare(gpionr); - - } else { - __clear_bit(gpionr, gpio_enabled); - return 0; - } - - if ((type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW))) - pint[bank]->invert_set = pintbit; /* low or falling edge denoted by one */ - else - pint[bank]->invert_clear = pintbit; /* high or rising edge denoted by zero */ - - if ((type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) - == (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - if (gpio_get_value(gpionr)) - pint[bank]->invert_set = pintbit; - else - pint[bank]->invert_clear = pintbit; - } - - if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - pint[bank]->edge_set = pintbit; - bfin_set_irq_handler(irq, handle_edge_irq); - } else { - pint[bank]->edge_clear = pintbit; - bfin_set_irq_handler(irq, handle_level_irq); - } - - return 0; -} - #ifdef CONFIG_PM -static struct bfin_pm_pint_save save_pint_reg[NR_PINT_SYS_IRQS]; -static u32 save_pint_sec_ctl[NR_PINT_SYS_IRQS]; static int bfin_gpio_set_wake(struct irq_data *d, unsigned int state) { - u32 pint_irq; - u32 pint_val = irq2pint_lut[d->irq - SYS_IRQS]; - u32 bank = PINT_2_BANK(pint_val); - - switch (bank) { - case 0: - pint_irq = IRQ_PINT0; - break; - case 2: - pint_irq = IRQ_PINT2; - break; - case 3: - pint_irq = IRQ_PINT3; - break; - case 1: - pint_irq = IRQ_PINT1; - break; -#ifdef CONFIG_BF60x - case 4: - pint_irq = IRQ_PINT4; - break; - case 5: - pint_irq = IRQ_PINT5; - break; -#endif - default: - return -EINVAL; - } + return bfin_gpio_pm_wakeup_ctrl(irq_to_gpio(d->irq), state); +} -#ifndef SEC_GCTL - bfin_internal_set_wake(pint_irq, state); -#endif +#else - return 0; -} +# define bfin_gpio_set_wake NULL -void bfin_pint_suspend(void) -{ - u32 bank; +#endif - for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++) { - save_pint_reg[bank].mask_set = pint[bank]->mask_set; - save_pint_reg[bank].assign = pint[bank]->assign; - save_pint_reg[bank].edge_set = pint[bank]->edge_set; - save_pint_reg[bank].invert_set = pint[bank]->invert_set; - } -} +static struct irq_chip bfin_gpio_irqchip = { + .name = "GPIO", + .irq_ack = bfin_gpio_ack_irq, + .irq_mask = bfin_gpio_mask_irq, + .irq_mask_ack = bfin_gpio_mask_ack_irq, + .irq_unmask = bfin_gpio_unmask_irq, + .irq_disable = bfin_gpio_mask_irq, + .irq_enable = bfin_gpio_unmask_irq, + .irq_set_type = bfin_gpio_irq_type, + .irq_startup = bfin_gpio_irq_startup, + .irq_shutdown = bfin_gpio_irq_shutdown, + .irq_set_wake = bfin_gpio_set_wake, +}; -void bfin_pint_resume(void) -{ - u32 bank; +#endif - for (bank = 0; bank < NR_PINT_SYS_IRQS; bank++) { - pint[bank]->mask_set = save_pint_reg[bank].mask_set; - pint[bank]->assign = save_pint_reg[bank].assign; - pint[bank]->edge_set = save_pint_reg[bank].edge_set; - pint[bank]->invert_set = save_pint_reg[bank].invert_set; - } -} +#ifdef CONFIG_PM #ifdef SEC_GCTL +static u32 save_pint_sec_ctl[NR_PINT_SYS_IRQS]; + static int sec_suspend(void) { u32 bank; @@ -1195,92 +946,10 @@ static struct syscore_ops sec_pm_syscore_ops = { .suspend = sec_suspend, .resume = sec_resume, }; - -#endif -#else -# define bfin_gpio_set_wake NULL -#endif - -void bfin_demux_gpio_irq(unsigned int inta_irq, - struct irq_desc *desc) -{ - u32 bank, pint_val; - u32 request, irq; - u32 level_mask; - int umask = 0; - struct irq_chip *chip = irq_desc_get_chip(desc); - - if (chip->irq_mask_ack) { - chip->irq_mask_ack(&desc->irq_data); - } else { - chip->irq_mask(&desc->irq_data); - if (chip->irq_ack) - chip->irq_ack(&desc->irq_data); - } - - switch (inta_irq) { - case IRQ_PINT0: - bank = 0; - break; - case IRQ_PINT2: - bank = 2; - break; - case IRQ_PINT3: - bank = 3; - break; - case IRQ_PINT1: - bank = 1; - break; -#ifdef CONFIG_BF60x - case IRQ_PINT4: - bank = 4; - break; - case IRQ_PINT5: - bank = 5; - break; #endif - default: - return; - } - - pint_val = bank * NR_PINT_BITS; - - request = pint[bank]->request; - - level_mask = pint[bank]->edge_set & request; - - while (request) { - if (request & 1) { - irq = pint2irq_lut[pint_val] + SYS_IRQS; - if (level_mask & PINT_BIT(pint_val)) { - umask = 1; - chip->irq_unmask(&desc->irq_data); - } - bfin_handle_irq(irq); - } - pint_val++; - request >>= 1; - } - if (!umask) - chip->irq_unmask(&desc->irq_data); -} #endif -static struct irq_chip bfin_gpio_irqchip = { - .name = "GPIO", - .irq_ack = bfin_gpio_ack_irq, - .irq_mask = bfin_gpio_mask_irq, - .irq_mask_ack = bfin_gpio_mask_ack_irq, - .irq_unmask = bfin_gpio_unmask_irq, - .irq_disable = bfin_gpio_mask_irq, - .irq_enable = bfin_gpio_unmask_irq, - .irq_set_type = bfin_gpio_irq_type, - .irq_startup = bfin_gpio_irq_startup, - .irq_shutdown = bfin_gpio_irq_shutdown, - .irq_set_wake = bfin_gpio_set_wake, -}; - void init_exception_vectors(void) { /* cannot program in software: @@ -1331,17 +1000,6 @@ int __init init_arch_irq(void) local_irq_disable(); -#if BFIN_GPIO_PINT -# ifdef CONFIG_PINTx_REASSIGN - pint[0]->assign = CONFIG_PINT0_ASSIGN; - pint[1]->assign = CONFIG_PINT1_ASSIGN; - pint[2]->assign = CONFIG_PINT2_ASSIGN; - pint[3]->assign = CONFIG_PINT3_ASSIGN; -# endif - /* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */ - init_pint_lut(); -#endif - for (irq = 0; irq <= SYS_IRQS; irq++) { if (irq <= IRQ_CORETMR) irq_set_chip(irq, &bfin_core_irqchip); @@ -1349,12 +1007,8 @@ int __init init_arch_irq(void) irq_set_chip(irq, &bfin_internal_irqchip); switch (irq) { -#if BFIN_GPIO_PINT - case IRQ_PINT0: - case IRQ_PINT1: - case IRQ_PINT2: - case IRQ_PINT3: -#elif defined(BF537_FAMILY) +#if !BFIN_GPIO_PINT +#if defined(BF537_FAMILY) case IRQ_PH_INTA_MAC_RX: case IRQ_PF_INTA_PG_INTA: #elif defined(BF533_FAMILY) @@ -1372,6 +1026,7 @@ int __init init_arch_irq(void) #endif irq_set_chained_handler(irq, bfin_demux_gpio_irq); break; +#endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) case IRQ_MAC_ERROR: irq_set_chained_handler(irq, @@ -1419,10 +1074,12 @@ int __init init_arch_irq(void) handle_level_irq); #endif /* if configured as edge, then will be changed to do_edge_IRQ */ +#ifdef CONFIG_GPIO_ADI for (irq = GPIO_IRQ_BASE; irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++) irq_set_chip_and_handler(irq, &bfin_gpio_irqchip, handle_level_irq); +#endif bfin_write_IMASK(0); CSYNC(); ilat = bfin_read_ILAT(); @@ -1525,19 +1182,6 @@ int __init init_arch_irq(void) local_irq_disable(); -#if BFIN_GPIO_PINT -# ifdef CONFIG_PINTx_REASSIGN - pint[0]->assign = CONFIG_PINT0_ASSIGN; - pint[1]->assign = CONFIG_PINT1_ASSIGN; - pint[2]->assign = CONFIG_PINT2_ASSIGN; - pint[3]->assign = CONFIG_PINT3_ASSIGN; - pint[4]->assign = CONFIG_PINT4_ASSIGN; - pint[5]->assign = CONFIG_PINT5_ASSIGN; -# endif - /* Whenever PINTx_ASSIGN is altered init_pint_lut() must be executed! */ - init_pint_lut(); -#endif - for (irq = 0; irq <= SYS_IRQS; irq++) { if (irq <= IRQ_CORETMR) { irq_set_chip_and_handler(irq, &bfin_core_irqchip, @@ -1546,9 +1190,6 @@ int __init init_arch_irq(void) if (irq == IRQ_CORETMR) irq_set_handler(irq, handle_percpu_irq); #endif - } else if (irq >= BFIN_IRQ(21) && irq <= BFIN_IRQ(26)) { - irq_set_chip(irq, &bfin_sec_irqchip); - irq_set_chained_handler(irq, bfin_demux_gpio_irq); } else if (irq >= BFIN_IRQ(34) && irq <= BFIN_IRQ(37)) { irq_set_chip_and_handler(irq, &bfin_sec_irqchip, handle_percpu_irq); @@ -1563,10 +1204,6 @@ int __init init_arch_irq(void) __irq_set_preflow_handler(irq, bfin_sec_preflow_handler); } } - for (irq = GPIO_IRQ_BASE; - irq < (GPIO_IRQ_BASE + MAX_BLACKFIN_GPIOS); irq++) - irq_set_chip_and_handler(irq, &bfin_gpio_irqchip, - handle_level_irq); bfin_write_IMASK(0); CSYNC(); diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c index 87bfe549ad3..1387a94bcfd 100644 --- a/arch/blackfin/mach-common/pm.c +++ b/arch/blackfin/mach-common/pm.c @@ -27,7 +27,7 @@ struct bfin_cpu_pm_fns *bfin_cpu_pm; void bfin_pm_suspend_standby_enter(void) { -#ifndef CONFIG_BF60x +#if !BFIN_GPIO_PINT bfin_pm_standby_setup(); #endif @@ -41,7 +41,7 @@ void bfin_pm_suspend_standby_enter(void) # endif #endif -#ifndef CONFIG_BF60x +#if !BFIN_GPIO_PINT bfin_pm_standby_restore(); #endif @@ -128,6 +128,7 @@ static void flushinv_all_dcache(void) if ((status & 0x3) != 0x3) continue; + /* construct the address using the tag */ addr = (status & 0xFFFFC800) | (subbank << 12) | (set << 5); @@ -140,11 +141,14 @@ static void flushinv_all_dcache(void) int bfin_pm_suspend_mem_enter(void) { - int wakeup, ret; + int ret; +#ifndef CONFIG_BF60x + int wakeup; +#endif unsigned char *memptr = kmalloc(L1_CODE_LENGTH + L1_DATA_A_LENGTH + L1_DATA_B_LENGTH + L1_SCRATCH_LENGTH, - GFP_KERNEL); + GFP_ATOMIC); if (memptr == NULL) { panic("bf53x_suspend_l1_mem malloc failed"); @@ -170,10 +174,8 @@ int bfin_pm_suspend_mem_enter(void) return ret; } +#ifdef CONFIG_GPIO_ADI bfin_gpio_pm_hibernate_suspend(); - -#if BFIN_GPIO_PINT - bfin_pint_suspend(); #endif #if defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK) @@ -194,11 +196,9 @@ int bfin_pm_suspend_mem_enter(void) _enable_icplb(); _enable_dcplb(); -#if BFIN_GPIO_PINT - bfin_pint_resume(); -#endif - +#ifdef CONFIG_GPIO_ADI bfin_gpio_pm_hibernate_restore(); +#endif blackfin_dma_resume(); kfree(memptr); diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 82f301c117a..2bbae078381 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -146,6 +146,7 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) platform_clear_ipi(cpu, IRQ_SUPPLE_1); + smp_rmb(); bfin_ipi_data = &__get_cpu_var(bfin_ipi); while ((pending = atomic_xchg(&bfin_ipi_data->bits, 0)) != 0) { msg = 0; @@ -161,18 +162,20 @@ static irqreturn_t ipi_handler_int1(int irq, void *dev_instance) 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; + default: + goto out; } atomic_dec(&bfin_ipi_data->count); } while (msg < BITS_PER_LONG); + } +out: return IRQ_HANDLED; } @@ -198,10 +201,11 @@ void send_ipi(const struct cpumask *cpumask, enum ipi_message_type msg) bfin_ipi_data = &per_cpu(bfin_ipi, cpu); atomic_set_mask((1 << msg), &bfin_ipi_data->bits); atomic_inc(&bfin_ipi_data->count); - platform_send_ipi_cpu(cpu, IRQ_SUPPLE_1); } - local_irq_restore(flags); + smp_wmb(); + for_each_cpu(cpu, cpumask) + platform_send_ipi_cpu(cpu, IRQ_SUPPLE_1); } void arch_send_call_function_single_ipi(int cpu) diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig index 957dd00ea56..77ea09b8bce 100644 --- a/arch/c6x/Kconfig +++ b/arch/c6x/Kconfig @@ -36,9 +36,6 @@ config GENERIC_HWEIGHT config GENERIC_BUG def_bool y -config COMMON_CLKDEV - def_bool y - config C6X_BIG_KERNEL bool "Build a big kernel" help @@ -105,10 +102,6 @@ menu "Processor type and features" source "arch/c6x/platforms/Kconfig" -config TMS320C6X_CACHES_ON - bool "L2 cache support" - default y - config KERNEL_RAM_BASE_ADDRESS hex "Virtual address of memory base" default 0xe0000000 if SOC_TMS320C6455 diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h index 4c8dc562bd9..d4e9ef87076 100644 --- a/arch/c6x/include/asm/thread_info.h +++ b/arch/c6x/include/asm/thread_info.h @@ -84,8 +84,6 @@ struct thread_info *current_thread_info(void) #define put_thread_info(ti) put_task_struct((ti)->task) #endif /* __ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flag bit numbers * - pending work-to-be-done flags are in LSW diff --git a/arch/cris/include/asm/hardirq.h b/arch/cris/include/asm/hardirq.h index 17bb12d760b..04126f7bfab 100644 --- a/arch/cris/include/asm/hardirq.h +++ b/arch/cris/include/asm/hardirq.h @@ -2,18 +2,6 @@ #define __ASM_HARDIRQ_H #include <asm/irq.h> - -#define HARDIRQ_BITS 8 - -/* - * The hardirq mask has to be large enough to have - * space for potentially all IRQ sources in the system - * nesting on a single CPU: - */ -#if (1 << HARDIRQ_BITS) < NR_IRQS -# error HARDIRQ_BITS is too low! -#endif - #include <asm-generic/hardirq.h> #endif /* __ASM_HARDIRQ_H */ diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h index 07c8c40c52b..55dede18c03 100644 --- a/arch/cris/include/asm/thread_info.h +++ b/arch/cris/include/asm/thread_info.h @@ -44,8 +44,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - /* * macros/functions for gaining access to the thread information structure */ diff --git a/arch/frv/include/asm/thread_info.h b/arch/frv/include/asm/thread_info.h index bebd7eadc77..af29e17c018 100644 --- a/arch/frv/include/asm/thread_info.h +++ b/arch/frv/include/asm/thread_info.h @@ -52,8 +52,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - /* * macros/functions for gaining access to the thread information structure */ diff --git a/arch/hexagon/include/asm/thread_info.h b/arch/hexagon/include/asm/thread_info.h index f7c32406a71..a59dad3b369 100644 --- a/arch/hexagon/include/asm/thread_info.h +++ b/arch/hexagon/include/asm/thread_info.h @@ -73,10 +73,6 @@ struct thread_info { #endif /* __ASSEMBLY__ */ -/* looks like "linux/hardirq.h" uses this. */ - -#define PREEMPT_ACTIVE 0x10000000 - #ifndef __ASSEMBLY__ #define INIT_THREAD_INFO(tsk) \ diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index dfe85e92ca2..4e4119b0e69 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -6,6 +6,7 @@ menu "Processor type and features" config IA64 bool + select ARCH_MIGHT_HAVE_PC_PARPORT select PCI if (!IA64_HP_SIM) select ACPI if (!IA64_HP_SIM) select PM if (!IA64_HP_SIM) diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h index cade13dd029..5957cf61f89 100644 --- a/arch/ia64/include/asm/thread_info.h +++ b/arch/ia64/include/asm/thread_info.h @@ -11,9 +11,6 @@ #include <asm/processor.h> #include <asm/ptrace.h> -#define PREEMPT_ACTIVE_BIT 30 -#define PREEMPT_ACTIVE (1 << PREEMPT_ACTIVE_BIT) - #ifndef __ASSEMBLY__ /* diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 7a53530f22c..ddea607f948 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1169,21 +1169,8 @@ skip_rbs_switch: .work_pending: tbit.z p6,p0=r31,TIF_NEED_RESCHED // is resched not needed? (p6) br.cond.sptk.few .notify -#ifdef CONFIG_PREEMPT -(pKStk) dep r21=-1,r0,PREEMPT_ACTIVE_BIT,1 - ;; -(pKStk) st4 [r20]=r21 -#endif - SSM_PSR_I(p0, p6, r2) // enable interrupts - br.call.spnt.many rp=schedule + br.call.spnt.many rp=preempt_schedule_irq .ret9: cmp.eq p6,p0=r0,r0 // p6 <- 1 (re-check) - RSM_PSR_I(p0, r2, r20) // disable interrupts - ;; -#ifdef CONFIG_PREEMPT -(pKStk) adds r20=TI_PRE_COUNT+IA64_TASK_SIZE,r13 - ;; -(pKStk) st4 [r20]=r0 // preempt_count() <- 0 -#endif (pLvSys)br.cond.sptk.few __paravirt_pending_syscall_end br.cond.sptk.many .work_processed_kernel diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index f8280a766a7..074fde49c9e 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -947,7 +947,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) case KPROBE_HIT_SSDONE: /* * We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accouting + * we can also use npre/npostfault count for accounting * these specific fault cases. */ kprobes_inc_nmissed_count(cur); diff --git a/arch/m32r/include/asm/hardirq.h b/arch/m32r/include/asm/hardirq.h index 4c31c0ae215..5f2ac4f64dd 100644 --- a/arch/m32r/include/asm/hardirq.h +++ b/arch/m32r/include/asm/hardirq.h @@ -3,22 +3,6 @@ #define __ASM_HARDIRQ_H #include <asm/irq.h> - -#if NR_IRQS > 256 -#define HARDIRQ_BITS 9 -#else -#define HARDIRQ_BITS 8 -#endif - -/* - * The hardirq mask has to be large enough to have - * space for potentially all IRQ sources in the system - * nesting on a single CPU: - */ -#if (1 << HARDIRQ_BITS) < NR_IRQS -# error HARDIRQ_BITS is too low! -#endif - #include <asm-generic/hardirq.h> #endif /* __ASM_HARDIRQ_H */ diff --git a/arch/m32r/include/asm/mmu_context.h b/arch/m32r/include/asm/mmu_context.h index a979a419816..9fc78fc4444 100644 --- a/arch/m32r/include/asm/mmu_context.h +++ b/arch/m32r/include/asm/mmu_context.h @@ -45,7 +45,7 @@ static inline void get_new_mmu_context(struct mm_struct *mm) Flush all TLB and start new cycle. */ local_flush_tlb_all(); /* Fix version if needed. - Note that we avoid version #0 to distingush NO_CONTEXT. */ + Note that we avoid version #0 to distinguish NO_CONTEXT. */ if (!mc) mmu_context_cache = mc = MMU_CONTEXT_FIRST_VERSION; } diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h index c074f4c2e85..00171703402 100644 --- a/arch/m32r/include/asm/thread_info.h +++ b/arch/m32r/include/asm/thread_info.h @@ -53,8 +53,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - #define THREAD_SIZE (PAGE_SIZE << 1) #define THREAD_SIZE_ORDER 1 /* diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 0c01543f10c..7c3db9940ce 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -182,13 +182,7 @@ need_resched: ld r4, PSW(sp) ; interrupts off (exception path) ? and3 r4, r4, #0x4000 beqz r4, restore_all - LDIMM (r4, PREEMPT_ACTIVE) - st r4, @(TI_PRE_COUNT, r8) - ENABLE_INTERRUPTS(r4) - bl schedule - ldi r4, #0 - st r4, @(TI_PRE_COUNT, r8) - DISABLE_INTERRUPTS(r4) + bl preempt_schedule_irq bra need_resched #endif diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 311a300d48c..75f25a8e300 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -1,6 +1,7 @@ config M68K bool default y + select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select HAVE_IDE select HAVE_AOUT if MMU select HAVE_DEBUG_BUGVERBOSE diff --git a/arch/m68k/include/asm/hardirq.h b/arch/m68k/include/asm/hardirq.h index db30ed27687..6c618529d9b 100644 --- a/arch/m68k/include/asm/hardirq.h +++ b/arch/m68k/include/asm/hardirq.h @@ -5,17 +5,6 @@ #include <linux/cache.h> #include <asm/irq.h> -#define HARDIRQ_BITS 8 - -/* - * The hardirq mask has to be large enough to have - * space for potentially all IRQ sources in the system - * nesting on a single CPU: - */ -#if (1 << HARDIRQ_BITS) < NR_IRQS -# error HARDIRQ_BITS is too low! -#endif - #ifdef CONFIG_MMU static inline void ack_bad_irq(unsigned int irq) diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h index 126131f94a2..21a4784ca5a 100644 --- a/arch/m68k/include/asm/thread_info.h +++ b/arch/m68k/include/asm/thread_info.h @@ -35,8 +35,6 @@ struct thread_info { }; #endif /* __ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x4000000 - #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S index a78f5649e8d..b54ac7aba85 100644 --- a/arch/m68k/kernel/entry.S +++ b/arch/m68k/kernel/entry.S @@ -45,7 +45,7 @@ .globl system_call, buserr, trap, resume .globl sys_call_table .globl __sys_fork, __sys_clone, __sys_vfork -.globl ret_from_interrupt, bad_interrupt +.globl bad_interrupt .globl auto_irqhandler_fixup .globl user_irqvec_fixup @@ -275,8 +275,6 @@ do_delayed_trace: ENTRY(auto_inthandler) SAVE_ALL_INT GET_CURRENT(%d0) - movel %d0,%a1 - addqb #1,%a1@(TINFO_PREEMPT+1) | put exception # in d0 bfextu %sp@(PT_OFF_FORMATVEC){#4,#10},%d0 subw #VEC_SPUR,%d0 @@ -286,32 +284,13 @@ ENTRY(auto_inthandler) auto_irqhandler_fixup = . + 2 jsr do_IRQ | process the IRQ addql #8,%sp | pop parameters off stack - -ret_from_interrupt: - movel %curptr@(TASK_STACK),%a1 - subqb #1,%a1@(TINFO_PREEMPT+1) - jeq ret_from_last_interrupt -2: RESTORE_ALL - - ALIGN -ret_from_last_interrupt: - moveq #(~ALLOWINT>>8)&0xff,%d0 - andb %sp@(PT_OFF_SR),%d0 - jne 2b - - /* check if we need to do software interrupts */ - tstl irq_stat+CPUSTAT_SOFTIRQ_PENDING - jeq .Lret_from_exception - pea ret_from_exception - jra do_softirq + jra ret_from_exception /* Handler for user defined interrupt vectors */ ENTRY(user_inthandler) SAVE_ALL_INT GET_CURRENT(%d0) - movel %d0,%a1 - addqb #1,%a1@(TINFO_PREEMPT+1) | put exception # in d0 bfextu %sp@(PT_OFF_FORMATVEC){#4,#10},%d0 user_irqvec_fixup = . + 2 @@ -321,29 +300,18 @@ user_irqvec_fixup = . + 2 movel %d0,%sp@- | put vector # on stack jsr do_IRQ | process the IRQ addql #8,%sp | pop parameters off stack - - movel %curptr@(TASK_STACK),%a1 - subqb #1,%a1@(TINFO_PREEMPT+1) - jeq ret_from_last_interrupt - RESTORE_ALL + jra ret_from_exception /* Handler for uninitialized and spurious interrupts */ ENTRY(bad_inthandler) SAVE_ALL_INT GET_CURRENT(%d0) - movel %d0,%a1 - addqb #1,%a1@(TINFO_PREEMPT+1) movel %sp,%sp@- jsr handle_badint addql #4,%sp - - movel %curptr@(TASK_STACK),%a1 - subqb #1,%a1@(TINFO_PREEMPT+1) - jeq ret_from_last_interrupt - RESTORE_ALL - + jra ret_from_exception resume: /* diff --git a/arch/m68k/kernel/ints.c b/arch/m68k/kernel/ints.c index 4d7da384eea..077d3a70fed 100644 --- a/arch/m68k/kernel/ints.c +++ b/arch/m68k/kernel/ints.c @@ -58,12 +58,6 @@ void __init init_IRQ(void) { int i; - /* assembly irq entry code relies on this... */ - if (HARDIRQ_MASK != 0x00ff0000) { - extern void hardirq_mask_is_broken(void); - hardirq_mask_is_broken(); - } - for (i = IRQ_AUTO_1; i <= IRQ_AUTO_7; i++) irq_set_chip_and_handler(i, &auto_irq_chip, handle_simple_irq); diff --git a/arch/m68k/platform/68000/entry.S b/arch/m68k/platform/68000/entry.S index 7f91c2fde50..23ac054c6e1 100644 --- a/arch/m68k/platform/68000/entry.S +++ b/arch/m68k/platform/68000/entry.S @@ -27,7 +27,6 @@ .globl ret_from_exception .globl ret_from_signal .globl sys_call_table -.globl ret_from_interrupt .globl bad_interrupt .globl inthandler1 .globl inthandler2 @@ -137,7 +136,7 @@ inthandler1: movel #65,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler2: SAVE_ALL_INT @@ -148,7 +147,7 @@ inthandler2: movel #66,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler3: SAVE_ALL_INT @@ -159,7 +158,7 @@ inthandler3: movel #67,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler4: SAVE_ALL_INT @@ -170,7 +169,7 @@ inthandler4: movel #68,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler5: SAVE_ALL_INT @@ -181,7 +180,7 @@ inthandler5: movel #69,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler6: SAVE_ALL_INT @@ -192,7 +191,7 @@ inthandler6: movel #70,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler7: SAVE_ALL_INT @@ -203,7 +202,7 @@ inthandler7: movel #71,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt + bra ret_from_exception inthandler: SAVE_ALL_INT @@ -214,23 +213,7 @@ inthandler: movel %d0,%sp@- /* put vector # on stack*/ jbsr process_int /* process the IRQ*/ 3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt - -ret_from_interrupt: - jeq 1f -2: - RESTORE_ALL -1: - moveb %sp@(PT_OFF_SR), %d0 - and #7, %d0 - jhi 2b - - /* check if we need to do software interrupts */ - jeq ret_from_exception - - pea ret_from_exception - jra do_softirq - + bra ret_from_exception /* * Handler for uninitialized and spurious interrupts. diff --git a/arch/m68k/platform/68360/entry.S b/arch/m68k/platform/68360/entry.S index 904fd9a4af4..447c33ef37f 100644 --- a/arch/m68k/platform/68360/entry.S +++ b/arch/m68k/platform/68360/entry.S @@ -29,7 +29,6 @@ .globl ret_from_exception .globl ret_from_signal .globl sys_call_table -.globl ret_from_interrupt .globl bad_interrupt .globl inthandler @@ -132,26 +131,9 @@ inthandler: movel %sp,%sp@- movel %d0,%sp@- /* put vector # on stack*/ - jbsr do_IRQ /* process the IRQ*/ -3: addql #8,%sp /* pop parameters off stack*/ - bra ret_from_interrupt - -ret_from_interrupt: - jeq 1f -2: - RESTORE_ALL -1: - moveb %sp@(PT_OFF_SR), %d0 - and #7, %d0 - jhi 2b - /* check if we need to do software interrupts */ - - movel irq_stat+CPUSTAT_SOFTIRQ_PENDING,%d0 - jeq ret_from_exception - - pea ret_from_exception - jra do_softirq - + jbsr do_IRQ /* process the IRQ */ + addql #8,%sp /* pop parameters off stack*/ + jra ret_from_exception /* * Handler for uninitialized and spurious interrupts. diff --git a/arch/metag/include/asm/thread_info.h b/arch/metag/include/asm/thread_info.h index 7c4a3300614..b19e9c588a1 100644 --- a/arch/metag/include/asm/thread_info.h +++ b/arch/metag/include/asm/thread_info.h @@ -46,8 +46,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - #ifdef CONFIG_4KSTACKS #define THREAD_SHIFT 12 #else diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index 655e1cadf69..e23cccde9c2 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -1,5 +1,6 @@ config MICROBLAZE def_bool y + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_MEMBLOCK select HAVE_MEMBLOCK_NODE_MAP select HAVE_FUNCTION_TRACER diff --git a/arch/microblaze/include/asm/thread_info.h b/arch/microblaze/include/asm/thread_info.h index de26ea6373d..8c9d36591a0 100644 --- a/arch/microblaze/include/asm/thread_info.h +++ b/arch/microblaze/include/asm/thread_info.h @@ -106,8 +106,6 @@ static inline struct thread_info *current_thread_info(void) /* thread information allocation */ #endif /* __ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flags * - these are process state flags that various assembly files may diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 867d7db1158..650de3976e7 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1,6 +1,7 @@ config MIPS bool default y + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_CONTEXT_TRACKING select HAVE_GENERIC_DMA_COHERENT select HAVE_IDE diff --git a/arch/mips/configs/db1235_defconfig b/arch/mips/configs/db1235_defconfig index e2b4ad55462..28e49f226dc 100644 --- a/arch/mips/configs/db1235_defconfig +++ b/arch/mips/configs/db1235_defconfig @@ -351,7 +351,6 @@ CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PLATFORM=y CONFIG_USB_STORAGE=y CONFIG_MMC=y -CONFIG_MMC_CLKGATE=y CONFIG_MMC_AU1X=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y diff --git a/arch/mips/include/asm/octeon/cvmx-pip.h b/arch/mips/include/asm/octeon/cvmx-pip.h index a76fe5a57a9..df69bfd2b00 100644 --- a/arch/mips/include/asm/octeon/cvmx-pip.h +++ b/arch/mips/include/asm/octeon/cvmx-pip.h @@ -192,13 +192,13 @@ typedef struct { /* Number of packets processed by PIP */ uint32_t packets; /* - * Number of indentified L2 multicast packets. Does not + * Number of identified L2 multicast packets. Does not * include broadcast packets. Only includes packets whose * parse mode is SKIP_TO_L2 */ uint32_t multicast_packets; /* - * Number of indentified L2 broadcast packets. Does not + * Number of identified L2 broadcast packets. Does not * include multicast packets. Only includes packets whose * parse mode is SKIP_TO_L2 */ diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index f9b24bfbdba..4f58ef6d0ee 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -92,8 +92,6 @@ static inline struct thread_info *current_thread_info(void) #define STACK_WARN (THREAD_SIZE / 8) -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flags * - these are process state flags that various assembly files may need to diff --git a/arch/mn10300/include/asm/mmu_context.h b/arch/mn10300/include/asm/mmu_context.h index c67c2b5365a..75dbe696f83 100644 --- a/arch/mn10300/include/asm/mmu_context.h +++ b/arch/mn10300/include/asm/mmu_context.h @@ -71,7 +71,7 @@ static inline unsigned long allocate_mmu_context(struct mm_struct *mm) local_flush_tlb_all(); /* fix the TLB version if needed (we avoid version #0 so as to - * distingush MMU_NO_CONTEXT) */ + * distinguish MMU_NO_CONTEXT) */ if (!mc) *pmc = mc = MMU_CONTEXT_FIRST_VERSION; } diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h index 224b4262486..bf280eaccd3 100644 --- a/arch/mn10300/include/asm/thread_info.h +++ b/arch/mn10300/include/asm/thread_info.h @@ -16,8 +16,6 @@ #include <asm/page.h> -#define PREEMPT_ACTIVE 0x10000000 - #ifdef CONFIG_4KSTACKS #define THREAD_SIZE (4096) #define THREAD_SIZE_ORDER (0) diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile index 4739b8302a5..89076a66eee 100644 --- a/arch/openrisc/Makefile +++ b/arch/openrisc/Makefile @@ -24,7 +24,7 @@ OBJCOPYFLAGS := -O binary -R .note -R .comment -S LDFLAGS_vmlinux := LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) -KBUILD_CFLAGS += -pipe -ffixed-r10 +KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux__ ifeq ($(CONFIG_OPENRISC_HAVE_INST_MUL),y) KBUILD_CFLAGS += $(call cc-option,-mhard-mul) diff --git a/arch/openrisc/configs/or1ksim_defconfig b/arch/openrisc/configs/or1ksim_defconfig index ea172bdfa36..42fe5303a37 100644 --- a/arch/openrisc/configs/or1ksim_defconfig +++ b/arch/openrisc/configs/or1ksim_defconfig @@ -1,9 +1,9 @@ CONFIG_CROSS_COMPILE="or32-linux-" +CONFIG_NO_HZ=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_RD_GZIP is not set CONFIG_EXPERT=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set # CONFIG_EPOLL is not set # CONFIG_TIMERFD is not set @@ -15,7 +15,6 @@ CONFIG_SLOB=y CONFIG_MODULES=y # CONFIG_BLOCK is not set CONFIG_OPENRISC_BUILTIN_DTB="or1ksim" -CONFIG_NO_HZ=y CONFIG_HZ_100=y CONFIG_NET=y CONFIG_PACKET=y @@ -39,11 +38,8 @@ CONFIG_DEVTMPFS_MOUNT=y # CONFIG_FW_LOADER is not set CONFIG_PROC_DEVICETREE=y CONFIG_NETDEVICES=y -CONFIG_MICREL_PHY=y -CONFIG_NET_ETHERNET=y CONFIG_ETHOC=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +CONFIG_MICREL_PHY=y # CONFIG_WLAN is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set @@ -55,11 +51,9 @@ CONFIG_SERIAL_8250_CONSOLE=y CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set -# CONFIG_MFD_SUPPORT is not set # CONFIG_USB_SUPPORT is not set # CONFIG_DNOTIFY is not set CONFIG_TMPFS=y CONFIG_NFS_FS=y -CONFIG_NFS_V3=y # CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set diff --git a/arch/openrisc/include/asm/Kbuild b/arch/openrisc/include/asm/Kbuild index 78405625e79..da1951a2290 100644 --- a/arch/openrisc/include/asm/Kbuild +++ b/arch/openrisc/include/asm/Kbuild @@ -65,6 +65,7 @@ generic-y += trace_clock.h generic-y += types.h generic-y += ucontext.h generic-y += user.h +generic-y += vga.h generic-y += word-at-a-time.h generic-y += xor.h generic-y += preempt.h diff --git a/arch/openrisc/kernel/module.c b/arch/openrisc/kernel/module.c index 10ff50f0202..ef872ae4c87 100644 --- a/arch/openrisc/kernel/module.c +++ b/arch/openrisc/kernel/module.c @@ -47,12 +47,10 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, *location = value; break; case R_OR32_CONST: - location = (uint16_t *)location + 1; - *((uint16_t *)location) = (uint16_t) (value); + *((uint16_t *)location + 1) = value; break; case R_OR32_CONSTH: - location = (uint16_t *)location + 1; - *((uint16_t *)location) = (uint16_t) (value >> 16); + *((uint16_t *)location + 1) = value >> 16; break; case R_OR32_JUMPTARG: value -= (uint32_t)location; diff --git a/arch/openrisc/kernel/setup.c b/arch/openrisc/kernel/setup.c index 09a769b6957..4fc7ccc0a2c 100644 --- a/arch/openrisc/kernel/setup.c +++ b/arch/openrisc/kernel/setup.c @@ -40,6 +40,7 @@ #include <linux/device.h> #include <linux/of_platform.h> +#include <asm/sections.h> #include <asm/segment.h> #include <asm/pgtable.h> #include <asm/types.h> @@ -75,7 +76,7 @@ static unsigned long __init setup_memory(void) ram_start_pfn = PFN_UP(memory_start); /* free_ram_start_pfn is first page after kernel */ - free_ram_start_pfn = PFN_UP(__pa(&_end)); + free_ram_start_pfn = PFN_UP(__pa(_end)); ram_end_pfn = PFN_DOWN(memblock_end_of_DRAM()); max_pfn = ram_end_pfn; @@ -207,15 +208,15 @@ void __init setup_cpuinfo(void) * Falls back on built-in device tree in case null pointer is passed. */ -void __init or32_early_setup(unsigned int fdt) +void __init or32_early_setup(void *fdt) { - if (fdt) { - early_init_devtree((void*) fdt); - printk(KERN_INFO "FDT at 0x%08x\n", fdt); - } else { - early_init_devtree(__dtb_start); - printk(KERN_INFO "Compiled-in FDT at %p\n", __dtb_start); + if (fdt) + pr_info("FDT at %p\n", fdt); + else { + fdt = __dtb_start; + pr_info("Compiled-in FDT at %p\n", fdt); } + early_init_devtree(fdt); } static int __init openrisc_device_probe(void) @@ -288,10 +289,10 @@ void __init setup_arch(char **cmdline_p) setup_cpuinfo(); /* process 1's initial memory region is the kernel code/data */ - init_mm.start_code = (unsigned long)&_stext; - init_mm.end_code = (unsigned long)&_etext; - init_mm.end_data = (unsigned long)&_edata; - init_mm.brk = (unsigned long)&_end; + init_mm.start_code = (unsigned long)_stext; + init_mm.end_code = (unsigned long)_etext; + init_mm.end_data = (unsigned long)_edata; + init_mm.brk = (unsigned long)_end; #ifdef CONFIG_BLK_DEV_INITRD initrd_start = (unsigned long)&__initrd_start; diff --git a/arch/openrisc/kernel/vmlinux.h b/arch/openrisc/kernel/vmlinux.h index ee842a2d3f3..70b9ce41835 100644 --- a/arch/openrisc/kernel/vmlinux.h +++ b/arch/openrisc/kernel/vmlinux.h @@ -1,10 +1,8 @@ #ifndef __OPENRISC_VMLINUX_H_ #define __OPENRISC_VMLINUX_H_ -extern char _stext, _etext, _edata, _end; #ifdef CONFIG_BLK_DEV_INITRD extern char __initrd_start, __initrd_end; -extern char __initramfs_start; #endif extern u32 __dtb_start[]; diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index c03567a9a91..b5f1858baf3 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -1,6 +1,7 @@ config PARISC def_bool y select ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_IDE select HAVE_OPROFILE select HAVE_FUNCTION_TRACER if 64BIT diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index bc7cf120106..d5f97ea3a4e 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -46,9 +46,6 @@ struct thread_info { #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) #define THREAD_SHIFT (PAGE_SHIFT + THREAD_SIZE_ORDER) -#define PREEMPT_ACTIVE_BIT 28 -#define PREEMPT_ACTIVE (1 << PREEMPT_ACTIVE_BIT) - /* * thread information flags */ diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 4740b0a15fa..b44b52c0a8f 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -85,6 +85,7 @@ config GENERIC_HWEIGHT config PPC bool default y + select ARCH_MIGHT_HAVE_PC_PARPORT select BINFMT_ELF select OF select OF_EARLY_FLATTREE diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h index ba7b1973866..8fd6cf6dcee 100644 --- a/arch/powerpc/include/asm/thread_info.h +++ b/arch/powerpc/include/asm/thread_info.h @@ -82,8 +82,6 @@ static inline struct thread_info *current_thread_info(void) #endif /* __ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flag bit numbers */ diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 2156ea90eb5..90fab64d911 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -429,7 +429,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) case KPROBE_HIT_SSDONE: /* * We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accouting + * we can also use npre/npostfault count for accounting * these specific fault cases. */ kprobes_inc_nmissed_count(cur); diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c index 057fc894be5..7bfaf58d466 100644 --- a/arch/powerpc/platforms/pseries/nvram.c +++ b/arch/powerpc/platforms/pseries/nvram.c @@ -31,7 +31,7 @@ #define NVRW_CNT 0x20 /* - * Set oops header version to distingush between old and new format header. + * Set oops header version to distinguish between old and new format header. * lnx,oops-log partition max size is 4000, header version > 4000 will * help in identifying new header. */ diff --git a/arch/s390/include/asm/hardirq.h b/arch/s390/include/asm/hardirq.h index a908d2941c5..b7eabaaeffb 100644 --- a/arch/s390/include/asm/hardirq.h +++ b/arch/s390/include/asm/hardirq.h @@ -18,8 +18,6 @@ #define __ARCH_HAS_DO_SOFTIRQ #define __ARCH_IRQ_EXIT_IRQS_DISABLED -#define HARDIRQ_BITS 8 - static inline void ack_bad_irq(unsigned int irq) { printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq); diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h index eb5f64d26d0..10e0fcd3633 100644 --- a/arch/s390/include/asm/thread_info.h +++ b/arch/s390/include/asm/thread_info.h @@ -111,6 +111,4 @@ static inline struct thread_info *current_thread_info(void) #define is_32bit_task() (1) #endif -#define PREEMPT_ACTIVE 0x4000000 - #endif /* _ASM_THREAD_INFO_H */ diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 59a9c35c459..bc71a7b95af 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -680,7 +680,7 @@ static int __kprobes kprobe_trap_handler(struct pt_regs *regs, int trapnr) case KPROBE_HIT_SSDONE: /* * We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accouting + * we can also use npre/npostfault count for accounting * these specific fault cases. */ kprobes_inc_nmissed_count(p); diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h index 1425cc03487..656b7ada932 100644 --- a/arch/score/include/asm/thread_info.h +++ b/arch/score/include/asm/thread_info.h @@ -72,8 +72,6 @@ register struct thread_info *__current_thread_info __asm__("r28"); #endif /* !__ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * thread information flags * - these are process state flags that various assembly files may need to diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index e78561bc30e..9b0979f4df7 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -1,5 +1,6 @@ config SUPERH def_bool y + select ARCH_MIGHT_HAVE_PC_PARPORT select EXPERT select CLKDEV_LOOKUP select HAVE_IDE if HAS_IOPORT diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 1fa8be40977..122f737a901 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -15,6 +15,7 @@ #include <linux/mmc/sh_mmcif.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> +#include <linux/mfd/tmio.h> #include <linux/gpio.h> #include <linux/interrupt.h> #include <linux/io.h> diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h index 21c5088788d..b9d9489a501 100644 --- a/arch/sh/include/asm/mmu_context.h +++ b/arch/sh/include/asm/mmu_context.h @@ -81,7 +81,7 @@ static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu) /* * Fix version; Note that we avoid version #0 - * to distingush NO_CONTEXT. + * to distinguish NO_CONTEXT. */ if (!asid) asid = MMU_CONTEXT_FIRST_VERSION; diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index 45a93669289..ad27ffa65e2 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h @@ -41,8 +41,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - #if defined(CONFIG_4KSTACKS) #define THREAD_SHIFT 12 #else diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 9b6e4beeb29..ca46834294b 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -108,7 +108,7 @@ need_resched: and #(0xf0>>1), r0 ! interrupts off (exception path)? cmp/eq #(0xf0>>1), r0 bt noresched - mov.l 3f, r0 + mov.l 1f, r0 jsr @r0 ! call preempt_schedule_irq nop bra need_resched @@ -119,9 +119,7 @@ noresched: nop .align 2 -1: .long PREEMPT_ACTIVE -2: .long schedule -3: .long preempt_schedule_irq +1: .long preempt_schedule_irq #endif ENTRY(resume_userspace) diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 05fcfc634fc..d4f7a6a163d 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -12,6 +12,7 @@ config 64BIT config SPARC bool default y + select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI select OF select OF_PROMTREE select HAVE_IDE diff --git a/arch/sparc/include/asm/hardirq_32.h b/arch/sparc/include/asm/hardirq_32.h index 162007643cd..ee93923b7f8 100644 --- a/arch/sparc/include/asm/hardirq_32.h +++ b/arch/sparc/include/asm/hardirq_32.h @@ -7,7 +7,6 @@ #ifndef __SPARC_HARDIRQ_H #define __SPARC_HARDIRQ_H -#define HARDIRQ_BITS 8 #include <asm-generic/hardirq.h> #endif /* __SPARC_HARDIRQ_H */ diff --git a/arch/sparc/include/asm/hardirq_64.h b/arch/sparc/include/asm/hardirq_64.h index 7c29fd1a87a..f478ff1ddd0 100644 --- a/arch/sparc/include/asm/hardirq_64.h +++ b/arch/sparc/include/asm/hardirq_64.h @@ -14,6 +14,4 @@ void ack_bad_irq(unsigned int irq); -#define HARDIRQ_BITS 8 - #endif /* !(__SPARC64_HARDIRQ_H) */ diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h index dd3807599bb..96efa7adc22 100644 --- a/arch/sparc/include/asm/thread_info_32.h +++ b/arch/sparc/include/asm/thread_info_32.h @@ -105,8 +105,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define TI_W_SAVED 0x250 /* #define TI_RESTART_BLOCK 0x25n */ /* Nobody cares */ -#define PREEMPT_ACTIVE 0x4000000 - /* * thread information flag bit numbers */ diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h index 5d9292ab107..a5f01ac6d0f 100644 --- a/arch/sparc/include/asm/thread_info_64.h +++ b/arch/sparc/include/asm/thread_info_64.h @@ -111,8 +111,6 @@ struct thread_info { #define THREAD_SHIFT PAGE_SHIFT #endif /* PAGE_SHIFT == 13 */ -#define PREEMPT_ACTIVE 0x10000000 - /* * macros/functions for gaining access to the thread information structure */ diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c index 5a09fd315e5..1b097350319 100644 --- a/arch/sparc/kernel/kprobes.c +++ b/arch/sparc/kernel/kprobes.c @@ -350,7 +350,7 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) case KPROBE_HIT_SSDONE: /* * We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accouting + * we can also use npre/npostfault count for accounting * these specific fault cases. */ kprobes_inc_nmissed_count(cur); diff --git a/arch/sparc/kernel/rtrap_64.S b/arch/sparc/kernel/rtrap_64.S index a954eb81881..39f0c662f4c 100644 --- a/arch/sparc/kernel/rtrap_64.S +++ b/arch/sparc/kernel/rtrap_64.S @@ -312,12 +312,10 @@ to_kernel: nop cmp %l4, 0 bne,pn %xcc, kern_fpucheck - sethi %hi(PREEMPT_ACTIVE), %l6 - stw %l6, [%g6 + TI_PRE_COUNT] - call schedule + nop + call preempt_schedule_irq nop ba,pt %xcc, rtrap - stw %g0, [%g6 + TI_PRE_COUNT] #endif kern_fpucheck: ldub [%g6 + TI_FPDEPTH], %l5 brz,pt %l5, rt_continue diff --git a/arch/tile/include/asm/hardirq.h b/arch/tile/include/asm/hardirq.h index 822390f9a15..54110af2398 100644 --- a/arch/tile/include/asm/hardirq.h +++ b/arch/tile/include/asm/hardirq.h @@ -42,6 +42,4 @@ DECLARE_PER_CPU(irq_cpustat_t, irq_stat); #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ -#define HARDIRQ_BITS 8 - #endif /* _ASM_TILE_HARDIRQ_H */ diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h index b8aa6df3e10..729aa107f64 100644 --- a/arch/tile/include/asm/thread_info.h +++ b/arch/tile/include/asm/thread_info.h @@ -113,8 +113,6 @@ extern void _cpu_idle(void); #endif /* !__ASSEMBLY__ */ -#define PREEMPT_ACTIVE 0x10000000 - /* * Thread information flags that various assembly files may need to access. * Keep flags accessed frequently in low bits, particular since it makes diff --git a/arch/um/Kconfig.char b/arch/um/Kconfig.char index b9d7c427668..f10738d68b2 100644 --- a/arch/um/Kconfig.char +++ b/arch/um/Kconfig.char @@ -6,10 +6,6 @@ config STDERR_CONSOLE help console driver which dumps all printk messages to stderr. -config STDIO_CONSOLE - bool - default y - config SSL bool "Virtual serial line" help diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common index 8ddea1f8006..21ca44c4f6d 100644 --- a/arch/um/Kconfig.common +++ b/arch/um/Kconfig.common @@ -1,8 +1,3 @@ -config DEFCONFIG_LIST - string - option defconfig_list - default "arch/$ARCH/defconfig" - config UML bool default y diff --git a/arch/um/Makefile b/arch/um/Makefile index 133f7de2a13..48d92bbe62e 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -6,6 +6,17 @@ # Licensed under the GPL # +# select defconfig based on actual architecture +ifeq ($(SUBARCH),x86) + ifeq ($(shell uname -m),x86_64) + KBUILD_DEFCONFIG := x86_64_defconfig + else + KBUILD_DEFCONFIG := i386_defconfig + endif +else + KBUILD_DEFCONFIG := $(SUBARCH)_defconfig +endif + ARCH_DIR := arch/um OS := $(shell uname -s) # We require bash because the vmlinux link and loader script cpp use bash diff --git a/arch/um/configs/i386_defconfig b/arch/um/configs/i386_defconfig new file mode 100644 index 00000000000..a12bf68c9f3 --- /dev/null +++ b/arch/um/configs/i386_defconfig @@ -0,0 +1,76 @@ +CONFIG_3_LEVEL_PGTABLES=y +# CONFIG_COMPACTION is not set +CONFIG_BINFMT_MISC=m +CONFIG_HOSTFS=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_KERNEL_STACK_ORDER=1 +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_BSD_PROCESS_ACCT=y +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_CGROUPS=y +CONFIG_CGROUP_FREEZER=y +CONFIG_CGROUP_DEVICE=y +CONFIG_CPUSETS=y +CONFIG_CGROUP_CPUACCT=y +CONFIG_RESOURCE_COUNTERS=y +CONFIG_CGROUP_SCHED=y +CONFIG_BLK_CGROUP=y +# CONFIG_PID_NS is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SLAB=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +# CONFIG_BLK_DEV_BSG is not set +CONFIG_IOSCHED_CFQ=m +CONFIG_SSL=y +CONFIG_NULL_CHAN=y +CONFIG_PORT_CHAN=y +CONFIG_PTY_CHAN=y +CONFIG_TTY_CHAN=y +CONFIG_XTERM_CHAN=y +CONFIG_CON_CHAN="pts" +CONFIG_SSL_CHAN="pts" +CONFIG_UML_SOUND=m +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +CONFIG_BLK_DEV_UBD=y +CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_NBD=m +CONFIG_DUMMY=m +CONFIG_TUN=m +CONFIG_PPP=m +CONFIG_SLIP=m +CONFIG_LEGACY_PTY_COUNT=32 +# CONFIG_HW_RANDOM is not set +CONFIG_UML_RANDOM=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +# CONFIG_INET_LRO is not set +# CONFIG_IPV6 is not set +CONFIG_UML_NET=y +CONFIG_UML_NET_ETHERTAP=y +CONFIG_UML_NET_TUNTAP=y +CONFIG_UML_NET_SLIP=y +CONFIG_UML_NET_DAEMON=y +CONFIG_UML_NET_MCAST=y +CONFIG_UML_NET_SLIRP=y +CONFIG_EXT4_FS=y +CONFIG_REISERFS_FS=y +CONFIG_QUOTA=y +CONFIG_AUTOFS4_FS=m +CONFIG_ISO9660_FS=m +CONFIG_JOLIET=y +CONFIG_PROC_KCORE=y +CONFIG_TMPFS=y +CONFIG_NLS=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_KERNEL=y diff --git a/arch/um/configs/x86_64_defconfig b/arch/um/configs/x86_64_defconfig new file mode 100644 index 00000000000..3aab117bd55 --- /dev/null +++ b/arch/um/configs/x86_64_defconfig @@ -0,0 +1,75 @@ +# CONFIG_COMPACTION is not set +CONFIG_BINFMT_MISC=m +CONFIG_HOSTFS=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_BSD_PROCESS_ACCT=y +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_CGROUPS=y +CONFIG_CGROUP_FREEZER=y +CONFIG_CGROUP_DEVICE=y +CONFIG_CPUSETS=y +CONFIG_CGROUP_CPUACCT=y +CONFIG_RESOURCE_COUNTERS=y +CONFIG_CGROUP_SCHED=y +CONFIG_BLK_CGROUP=y +# CONFIG_PID_NS is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SLAB=y +CONFIG_MODULES=y +CONFIG_MODULE_UNLOAD=y +# CONFIG_BLK_DEV_BSG is not set +CONFIG_IOSCHED_CFQ=m +CONFIG_SSL=y +CONFIG_NULL_CHAN=y +CONFIG_PORT_CHAN=y +CONFIG_PTY_CHAN=y +CONFIG_TTY_CHAN=y +CONFIG_XTERM_CHAN=y +CONFIG_CON_CHAN="pts" +CONFIG_SSL_CHAN="pts" +CONFIG_UML_SOUND=m +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +CONFIG_BLK_DEV_UBD=y +CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_NBD=m +CONFIG_DUMMY=m +CONFIG_TUN=m +CONFIG_PPP=m +CONFIG_SLIP=m +CONFIG_LEGACY_PTY_COUNT=32 +# CONFIG_HW_RANDOM is not set +CONFIG_UML_RANDOM=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +# CONFIG_INET_LRO is not set +# CONFIG_IPV6 is not set +CONFIG_UML_NET=y +CONFIG_UML_NET_ETHERTAP=y +CONFIG_UML_NET_TUNTAP=y +CONFIG_UML_NET_SLIP=y +CONFIG_UML_NET_DAEMON=y +CONFIG_UML_NET_MCAST=y +CONFIG_UML_NET_SLIRP=y +CONFIG_EXT4_FS=y +CONFIG_REISERFS_FS=y +CONFIG_QUOTA=y +CONFIG_AUTOFS4_FS=m +CONFIG_ISO9660_FS=m +CONFIG_JOLIET=y +CONFIG_PROC_KCORE=y +CONFIG_TMPFS=y +CONFIG_NLS=y +CONFIG_DEBUG_INFO=y +CONFIG_FRAME_WARN=1024 +CONFIG_DEBUG_KERNEL=y diff --git a/arch/um/defconfig b/arch/um/defconfig deleted file mode 100644 index 2665e6b683f..00000000000 --- a/arch/um/defconfig +++ /dev/null @@ -1,899 +0,0 @@ -# -# Automatically generated file; DO NOT EDIT. -# User Mode Linux/i386 3.3.0 Kernel Configuration -# -CONFIG_DEFCONFIG_LIST="arch/$ARCH/defconfig" -CONFIG_UML=y -CONFIG_MMU=y -CONFIG_NO_IOMEM=y -# CONFIG_TRACE_IRQFLAGS_SUPPORT is not set -CONFIG_LOCKDEP_SUPPORT=y -# CONFIG_STACKTRACE_SUPPORT is not set -CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_HZ=100 - -# -# UML-specific options -# - -# -# Host processor type and features -# -# CONFIG_M486 is not set -# CONFIG_M586 is not set -# CONFIG_M586TSC is not set -# CONFIG_M586MMX is not set -CONFIG_M686=y -# CONFIG_MPENTIUMII is not set -# CONFIG_MPENTIUMIII is not set -# CONFIG_MPENTIUMM is not set -# CONFIG_MPENTIUM4 is not set -# CONFIG_MK6 is not set -# CONFIG_MK7 is not set -# CONFIG_MK8 is not set -# CONFIG_MCRUSOE is not set -# CONFIG_MEFFICEON is not set -# CONFIG_MWINCHIPC6 is not set -# CONFIG_MWINCHIP3D is not set -# CONFIG_MELAN is not set -# CONFIG_MGEODEGX1 is not set -# CONFIG_MGEODE_LX is not set -# CONFIG_MCYRIXIII is not set -# CONFIG_MVIAC3_2 is not set -# CONFIG_MVIAC7 is not set -# CONFIG_MCORE2 is not set -# CONFIG_MATOM is not set -# CONFIG_X86_GENERIC is not set -CONFIG_X86_INTERNODE_CACHE_SHIFT=5 -CONFIG_X86_CMPXCHG=y -CONFIG_X86_L1_CACHE_SHIFT=5 -CONFIG_X86_XADD=y -CONFIG_X86_PPRO_FENCE=y -CONFIG_X86_WP_WORKS_OK=y -CONFIG_X86_INVLPG=y -CONFIG_X86_BSWAP=y -CONFIG_X86_POPAD_OK=y -CONFIG_X86_USE_PPRO_CHECKSUM=y -CONFIG_X86_TSC=y -CONFIG_X86_CMPXCHG64=y -CONFIG_X86_CMOV=y -CONFIG_X86_MINIMUM_CPU_FAMILY=5 -CONFIG_CPU_SUP_INTEL=y -CONFIG_CPU_SUP_CYRIX_32=y -CONFIG_CPU_SUP_AMD=y -CONFIG_CPU_SUP_CENTAUR=y -CONFIG_CPU_SUP_TRANSMETA_32=y -CONFIG_CPU_SUP_UMC_32=y -CONFIG_UML_X86=y -# CONFIG_64BIT is not set -CONFIG_X86_32=y -# CONFIG_X86_64 is not set -# CONFIG_RWSEM_XCHGADD_ALGORITHM is not set -CONFIG_RWSEM_GENERIC_SPINLOCK=y -# CONFIG_3_LEVEL_PGTABLES is not set -CONFIG_ARCH_HAS_SC_SIGNALS=y -CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA=y -CONFIG_GENERIC_HWEIGHT=y -# CONFIG_STATIC_LINK is not set -CONFIG_SELECT_MEMORY_MODEL=y -CONFIG_FLATMEM_MANUAL=y -CONFIG_FLATMEM=y -CONFIG_FLAT_NODE_MEM_MAP=y -CONFIG_PAGEFLAGS_EXTENDED=y -CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_COMPACTION is not set -# CONFIG_PHYS_ADDR_T_64BIT is not set -CONFIG_ZONE_DMA_FLAG=0 -CONFIG_VIRT_TO_BUS=y -# CONFIG_KSM is not set -CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 -CONFIG_NEED_PER_CPU_KM=y -# CONFIG_CLEANCACHE is not set -CONFIG_TICK_ONESHOT=y -CONFIG_NO_HZ=y -CONFIG_HIGH_RES_TIMERS=y -CONFIG_GENERIC_CLOCKEVENTS_BUILD=y -CONFIG_LD_SCRIPT_DYN=y -CONFIG_BINFMT_ELF=y -CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y -CONFIG_HAVE_AOUT=y -# CONFIG_BINFMT_AOUT is not set -CONFIG_BINFMT_MISC=m -CONFIG_HOSTFS=y -# CONFIG_HPPFS is not set -CONFIG_MCONSOLE=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_KERNEL_STACK_ORDER=0 -# CONFIG_MMAPPER is not set -CONFIG_NO_DMA=y - -# -# General setup -# -CONFIG_EXPERIMENTAL=y -CONFIG_BROKEN_ON_SMP=y -CONFIG_INIT_ENV_ARG_LIMIT=128 -CONFIG_CROSS_COMPILE="" -CONFIG_LOCALVERSION="" -CONFIG_LOCALVERSION_AUTO=y -CONFIG_DEFAULT_HOSTNAME="(none)" -CONFIG_SWAP=y -CONFIG_SYSVIPC=y -CONFIG_SYSVIPC_SYSCTL=y -CONFIG_POSIX_MQUEUE=y -CONFIG_POSIX_MQUEUE_SYSCTL=y -CONFIG_BSD_PROCESS_ACCT=y -# CONFIG_BSD_PROCESS_ACCT_V3 is not set -# CONFIG_FHANDLE is not set -# CONFIG_TASKSTATS is not set -# CONFIG_AUDIT is not set - -# -# IRQ subsystem -# -CONFIG_GENERIC_IRQ_SHOW=y - -# -# RCU Subsystem -# -CONFIG_TINY_RCU=y -# CONFIG_PREEMPT_RCU is not set -# CONFIG_RCU_TRACE is not set -# CONFIG_TREE_RCU_TRACE is not set -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_CGROUPS=y -# CONFIG_CGROUP_DEBUG is not set -CONFIG_CGROUP_FREEZER=y -CONFIG_CGROUP_DEVICE=y -CONFIG_CPUSETS=y -CONFIG_PROC_PID_CPUSET=y -CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y -CONFIG_CGROUP_MEMCG=y -CONFIG_CGROUP_MEMCG_SWAP=y -# CONFIG_CGROUP_MEMCG_SWAP_ENABLED is not set -# CONFIG_CGROUP_MEMCG_KMEM is not set -CONFIG_CGROUP_SCHED=y -CONFIG_FAIR_GROUP_SCHED=y -# CONFIG_CFS_BANDWIDTH is not set -# CONFIG_RT_GROUP_SCHED is not set -CONFIG_BLK_CGROUP=y -# CONFIG_DEBUG_BLK_CGROUP is not set -# CONFIG_CHECKPOINT_RESTORE is not set -CONFIG_NAMESPACES=y -CONFIG_UTS_NS=y -CONFIG_IPC_NS=y -# CONFIG_USER_NS is not set -# CONFIG_PID_NS is not set -CONFIG_NET_NS=y -# CONFIG_SCHED_AUTOGROUP is not set -CONFIG_MM_OWNER=y -CONFIG_SYSFS_DEPRECATED=y -# CONFIG_SYSFS_DEPRECATED_V2 is not set -# CONFIG_RELAY is not set -# CONFIG_BLK_DEV_INITRD is not set -CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_SYSCTL=y -CONFIG_ANON_INODES=y -# CONFIG_EXPERT is not set -CONFIG_UID16=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set -CONFIG_HOTPLUG=y -CONFIG_PRINTK=y -CONFIG_BUG=y -CONFIG_ELF_CORE=y -CONFIG_BASE_FULL=y -CONFIG_FUTEX=y -CONFIG_EPOLL=y -CONFIG_SIGNALFD=y -CONFIG_TIMERFD=y -CONFIG_EVENTFD=y -CONFIG_SHMEM=y -CONFIG_AIO=y -# CONFIG_EMBEDDED is not set - -# -# Kernel Performance Events And Counters -# -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_COMPAT_BRK=y -CONFIG_SLAB=y -# CONFIG_SLUB is not set -# CONFIG_PROFILING is not set - -# -# GCOV-based kernel profiling -# -# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set -CONFIG_SLABINFO=y -CONFIG_RT_MUTEXES=y -CONFIG_BASE_SMALL=0 -CONFIG_MODULES=y -# CONFIG_MODULE_FORCE_LOAD is not set -CONFIG_MODULE_UNLOAD=y -# CONFIG_MODULE_FORCE_UNLOAD is not set -# CONFIG_MODVERSIONS is not set -# CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_BLOCK=y -CONFIG_LBDAF=y -# CONFIG_BLK_DEV_BSG is not set -# CONFIG_BLK_DEV_BSGLIB is not set -# CONFIG_BLK_DEV_INTEGRITY is not set - -# -# Partition Types -# -# CONFIG_PARTITION_ADVANCED is not set -CONFIG_MSDOS_PARTITION=y - -# -# IO Schedulers -# -CONFIG_IOSCHED_NOOP=y -CONFIG_IOSCHED_DEADLINE=y -CONFIG_IOSCHED_CFQ=m -# CONFIG_CFQ_GROUP_IOSCHED is not set -CONFIG_DEFAULT_DEADLINE=y -# CONFIG_DEFAULT_CFQ is not set -# CONFIG_DEFAULT_NOOP is not set -CONFIG_DEFAULT_IOSCHED="deadline" -# CONFIG_INLINE_SPIN_TRYLOCK is not set -# CONFIG_INLINE_SPIN_TRYLOCK_BH is not set -# CONFIG_INLINE_SPIN_LOCK is not set -# CONFIG_INLINE_SPIN_LOCK_BH is not set -# CONFIG_INLINE_SPIN_LOCK_IRQ is not set -# CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set -CONFIG_INLINE_SPIN_UNLOCK=y -# CONFIG_INLINE_SPIN_UNLOCK_BH is not set -CONFIG_INLINE_SPIN_UNLOCK_IRQ=y -# CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set -# CONFIG_INLINE_READ_TRYLOCK is not set -# CONFIG_INLINE_READ_LOCK is not set -# CONFIG_INLINE_READ_LOCK_BH is not set -# CONFIG_INLINE_READ_LOCK_IRQ is not set -# CONFIG_INLINE_READ_LOCK_IRQSAVE is not set -CONFIG_INLINE_READ_UNLOCK=y -# CONFIG_INLINE_READ_UNLOCK_BH is not set -CONFIG_INLINE_READ_UNLOCK_IRQ=y -# CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set -# CONFIG_INLINE_WRITE_TRYLOCK is not set -# CONFIG_INLINE_WRITE_LOCK is not set -# CONFIG_INLINE_WRITE_LOCK_BH is not set -# CONFIG_INLINE_WRITE_LOCK_IRQ is not set -# CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set -CONFIG_INLINE_WRITE_UNLOCK=y -# CONFIG_INLINE_WRITE_UNLOCK_BH is not set -CONFIG_INLINE_WRITE_UNLOCK_IRQ=y -# CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set -# CONFIG_MUTEX_SPIN_ON_OWNER is not set -CONFIG_FREEZER=y - -# -# UML Character Devices -# -CONFIG_STDERR_CONSOLE=y -CONFIG_STDIO_CONSOLE=y -CONFIG_SSL=y -CONFIG_NULL_CHAN=y -CONFIG_PORT_CHAN=y -CONFIG_PTY_CHAN=y -CONFIG_TTY_CHAN=y -CONFIG_XTERM_CHAN=y -# CONFIG_NOCONFIG_CHAN is not set -CONFIG_CON_ZERO_CHAN="fd:0,fd:1" -CONFIG_CON_CHAN="xterm" -CONFIG_SSL_CHAN="pts" -CONFIG_UML_SOUND=m -CONFIG_SOUND=m -CONFIG_SOUND_OSS_CORE=y -CONFIG_HOSTAUDIO=m - -# -# Device Drivers -# - -# -# Generic Driver Options -# -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -CONFIG_DEVTMPFS=y -CONFIG_DEVTMPFS_MOUNT=y -CONFIG_STANDALONE=y -CONFIG_PREVENT_FIRMWARE_BUILD=y -CONFIG_FW_LOADER=y -CONFIG_FIRMWARE_IN_KERNEL=y -CONFIG_EXTRA_FIRMWARE="" -# CONFIG_DEBUG_DRIVER is not set -# CONFIG_DEBUG_DEVRES is not set -# CONFIG_SYS_HYPERVISOR is not set -CONFIG_GENERIC_CPU_DEVICES=y -# CONFIG_DMA_SHARED_BUFFER is not set -# CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set -CONFIG_BLK_DEV=y -CONFIG_BLK_DEV_UBD=y -# CONFIG_BLK_DEV_UBD_SYNC is not set -CONFIG_BLK_DEV_COW_COMMON=y -CONFIG_BLK_DEV_LOOP=m -CONFIG_BLK_DEV_LOOP_MIN_COUNT=8 -# CONFIG_BLK_DEV_CRYPTOLOOP is not set - -# -# DRBD disabled because PROC_FS, INET or CONNECTOR not selected -# -CONFIG_BLK_DEV_NBD=m -# CONFIG_BLK_DEV_RAM is not set -# CONFIG_ATA_OVER_ETH is not set -# CONFIG_BLK_DEV_RBD is not set - -# -# Misc devices -# -# CONFIG_ENCLOSURE_SERVICES is not set -# CONFIG_C2PORT is not set - -# -# EEPROM support -# -# CONFIG_EEPROM_93CX6 is not set - -# -# Texas Instruments shared transport line discipline -# - -# -# Altera FPGA firmware download module -# - -# -# SCSI device support -# -CONFIG_SCSI_MOD=y -# CONFIG_RAID_ATTRS is not set -# CONFIG_SCSI is not set -# CONFIG_SCSI_DMA is not set -# CONFIG_SCSI_NETLINK is not set -# CONFIG_MD is not set -CONFIG_NETDEVICES=y -CONFIG_NET_CORE=y -# CONFIG_BONDING is not set -CONFIG_DUMMY=m -# CONFIG_EQUALIZER is not set -# CONFIG_MII is not set -# CONFIG_NET_TEAM is not set -# CONFIG_MACVLAN is not set -# CONFIG_NETCONSOLE is not set -# CONFIG_NETPOLL is not set -# CONFIG_NET_POLL_CONTROLLER is not set -CONFIG_TUN=m -# CONFIG_VETH is not set - -# -# CAIF transport drivers -# -CONFIG_ETHERNET=y -CONFIG_NET_VENDOR_CHELSIO=y -CONFIG_NET_VENDOR_INTEL=y -CONFIG_NET_VENDOR_I825XX=y -CONFIG_NET_VENDOR_MARVELL=y -CONFIG_NET_VENDOR_NATSEMI=y -CONFIG_NET_VENDOR_8390=y -# CONFIG_PHYLIB is not set -CONFIG_PPP=m -# CONFIG_PPP_BSDCOMP is not set -# CONFIG_PPP_DEFLATE is not set -# CONFIG_PPP_FILTER is not set -# CONFIG_PPP_MPPE is not set -# CONFIG_PPP_MULTILINK is not set -# CONFIG_PPPOE is not set -# CONFIG_PPP_ASYNC is not set -# CONFIG_PPP_SYNC_TTY is not set -CONFIG_SLIP=m -CONFIG_SLHC=m -# CONFIG_SLIP_COMPRESSED is not set -# CONFIG_SLIP_SMART is not set -# CONFIG_SLIP_MODE_SLIP6 is not set -CONFIG_WLAN=y -# CONFIG_HOSTAP is not set - -# -# Enable WiMAX (Networking options) to see the WiMAX drivers -# -# CONFIG_WAN is not set - -# -# Character devices -# -CONFIG_UNIX98_PTYS=y -# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=32 -# CONFIG_N_GSM is not set -# CONFIG_TRACE_SINK is not set -CONFIG_DEVKMEM=y -# CONFIG_HW_RANDOM is not set -CONFIG_UML_RANDOM=y -# CONFIG_R3964 is not set -# CONFIG_NSC_GPIO is not set -# CONFIG_RAW_DRIVER is not set - -# -# PPS support -# -# CONFIG_PPS is not set - -# -# PPS generators support -# - -# -# PTP clock support -# - -# -# Enable Device Drivers -> PPS to see the PTP clock options. -# -# CONFIG_POWER_SUPPLY is not set -# CONFIG_THERMAL is not set -# CONFIG_WATCHDOG is not set -# CONFIG_REGULATOR is not set -CONFIG_SOUND_OSS_CORE_PRECLAIM=y -# CONFIG_MEMSTICK is not set -# CONFIG_NEW_LEDS is not set -# CONFIG_ACCESSIBILITY is not set -# CONFIG_AUXDISPLAY is not set -# CONFIG_UIO is not set - -# -# Virtio drivers -# -# CONFIG_VIRTIO_BALLOON is not set - -# -# Microsoft Hyper-V guest support -# -# CONFIG_STAGING is not set - -# -# Hardware Spinlock drivers -# -CONFIG_IOMMU_SUPPORT=y -# CONFIG_VIRT_DRIVERS is not set -# CONFIG_PM_DEVFREQ is not set -CONFIG_NET=y - -# -# Networking options -# -CONFIG_PACKET=y -CONFIG_UNIX=y -# CONFIG_UNIX_DIAG is not set -CONFIG_XFRM=y -# CONFIG_XFRM_USER is not set -# CONFIG_XFRM_SUB_POLICY is not set -# CONFIG_XFRM_MIGRATE is not set -# CONFIG_XFRM_STATISTICS is not set -# CONFIG_NET_KEY is not set -CONFIG_INET=y -# CONFIG_IP_MULTICAST is not set -# CONFIG_IP_ADVANCED_ROUTER is not set -# CONFIG_IP_PNP is not set -# CONFIG_NET_IPIP is not set -# CONFIG_NET_IPGRE_DEMUX is not set -# CONFIG_ARPD is not set -# CONFIG_SYN_COOKIES is not set -# CONFIG_INET_AH is not set -# CONFIG_INET_ESP is not set -# CONFIG_INET_IPCOMP is not set -# CONFIG_INET_XFRM_TUNNEL is not set -# CONFIG_INET_TUNNEL is not set -CONFIG_INET_XFRM_MODE_TRANSPORT=y -CONFIG_INET_XFRM_MODE_TUNNEL=y -CONFIG_INET_XFRM_MODE_BEET=y -# CONFIG_INET_LRO is not set -CONFIG_INET_DIAG=y -CONFIG_INET_TCP_DIAG=y -# CONFIG_INET_UDP_DIAG is not set -# CONFIG_TCP_CONG_ADVANCED is not set -CONFIG_TCP_CONG_CUBIC=y -CONFIG_DEFAULT_TCP_CONG="cubic" -# CONFIG_TCP_MD5SIG is not set -# CONFIG_IPV6 is not set -# CONFIG_NETWORK_SECMARK is not set -# CONFIG_NETWORK_PHY_TIMESTAMPING is not set -# CONFIG_NETFILTER is not set -# CONFIG_IP_DCCP is not set -# CONFIG_IP_SCTP is not set -# CONFIG_RDS is not set -# CONFIG_TIPC is not set -# CONFIG_ATM is not set -# CONFIG_L2TP is not set -# CONFIG_BRIDGE is not set -# CONFIG_NET_DSA is not set -# CONFIG_VLAN_8021Q is not set -# CONFIG_DECNET is not set -# CONFIG_LLC2 is not set -# CONFIG_IPX is not set -# CONFIG_ATALK is not set -# CONFIG_X25 is not set -# CONFIG_LAPB is not set -# CONFIG_ECONET is not set -# CONFIG_WAN_ROUTER is not set -# CONFIG_PHONET is not set -# CONFIG_IEEE802154 is not set -# CONFIG_NET_SCHED is not set -# CONFIG_DCB is not set -# CONFIG_BATMAN_ADV is not set -# CONFIG_OPENVSWITCH is not set -# CONFIG_NETPRIO_CGROUP is not set -CONFIG_BQL=y - -# -# Network testing -# -# CONFIG_NET_PKTGEN is not set -# CONFIG_HAMRADIO is not set -# CONFIG_CAN is not set -# CONFIG_IRDA is not set -# CONFIG_BT is not set -# CONFIG_AF_RXRPC is not set -CONFIG_WIRELESS=y -# CONFIG_CFG80211 is not set -# CONFIG_LIB80211 is not set - -# -# CFG80211 needs to be enabled for MAC80211 -# -# CONFIG_WIMAX is not set -# CONFIG_RFKILL is not set -# CONFIG_NET_9P is not set -# CONFIG_CAIF is not set -# CONFIG_CEPH_LIB is not set -# CONFIG_NFC is not set - -# -# UML Network Devices -# -CONFIG_UML_NET=y -CONFIG_UML_NET_ETHERTAP=y -CONFIG_UML_NET_TUNTAP=y -CONFIG_UML_NET_SLIP=y -CONFIG_UML_NET_DAEMON=y -# CONFIG_UML_NET_VDE is not set -CONFIG_UML_NET_MCAST=y -# CONFIG_UML_NET_PCAP is not set -CONFIG_UML_NET_SLIRP=y - -# -# File systems -# -# CONFIG_EXT2_FS is not set -# CONFIG_EXT3_FS is not set -CONFIG_EXT4_FS=y -CONFIG_EXT4_USE_FOR_EXT23=y -CONFIG_EXT4_FS_XATTR=y -# CONFIG_EXT4_FS_POSIX_ACL is not set -# CONFIG_EXT4_FS_SECURITY is not set -# CONFIG_EXT4_DEBUG is not set -CONFIG_JBD2=y -CONFIG_FS_MBCACHE=y -CONFIG_REISERFS_FS=y -# CONFIG_REISERFS_CHECK is not set -# CONFIG_REISERFS_PROC_INFO is not set -# CONFIG_REISERFS_FS_XATTR is not set -# CONFIG_JFS_FS is not set -# CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set -# CONFIG_BTRFS_FS is not set -# CONFIG_NILFS2_FS is not set -# CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y -CONFIG_FSNOTIFY=y -CONFIG_DNOTIFY=y -CONFIG_INOTIFY_USER=y -# CONFIG_FANOTIFY is not set -CONFIG_QUOTA=y -# CONFIG_QUOTA_NETLINK_INTERFACE is not set -CONFIG_PRINT_QUOTA_WARNING=y -# CONFIG_QUOTA_DEBUG is not set -# CONFIG_QFMT_V1 is not set -# CONFIG_QFMT_V2 is not set -CONFIG_QUOTACTL=y -CONFIG_AUTOFS4_FS=m -# CONFIG_FUSE_FS is not set - -# -# Caches -# -# CONFIG_FSCACHE is not set - -# -# CD-ROM/DVD Filesystems -# -CONFIG_ISO9660_FS=m -CONFIG_JOLIET=y -# CONFIG_ZISOFS is not set -# CONFIG_UDF_FS is not set - -# -# DOS/FAT/NT Filesystems -# -# CONFIG_MSDOS_FS is not set -# CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set - -# -# Pseudo filesystems -# -CONFIG_PROC_FS=y -CONFIG_PROC_KCORE=y -CONFIG_PROC_SYSCTL=y -CONFIG_PROC_PAGE_MONITOR=y -CONFIG_SYSFS=y -CONFIG_TMPFS=y -# CONFIG_TMPFS_POSIX_ACL is not set -# CONFIG_TMPFS_XATTR is not set -# CONFIG_HUGETLB_PAGE is not set -# CONFIG_CONFIGFS_FS is not set -CONFIG_MISC_FILESYSTEMS=y -# CONFIG_ADFS_FS is not set -# CONFIG_AFFS_FS is not set -# CONFIG_HFS_FS is not set -# CONFIG_HFSPLUS_FS is not set -# CONFIG_BEFS_FS is not set -# CONFIG_BFS_FS is not set -# CONFIG_EFS_FS is not set -# CONFIG_LOGFS is not set -# CONFIG_CRAMFS is not set -# CONFIG_SQUASHFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_OMFS_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_ROMFS_FS is not set -# CONFIG_PSTORE is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set -CONFIG_NETWORK_FILESYSTEMS=y -# CONFIG_NFS_FS is not set -# CONFIG_NFSD is not set -# CONFIG_CEPH_FS is not set -# CONFIG_CIFS is not set -# CONFIG_NCP_FS is not set -# CONFIG_CODA_FS is not set -# CONFIG_AFS_FS is not set -CONFIG_NLS=y -CONFIG_NLS_DEFAULT="iso8859-1" -# CONFIG_NLS_CODEPAGE_437 is not set -# CONFIG_NLS_CODEPAGE_737 is not set -# CONFIG_NLS_CODEPAGE_775 is not set -# CONFIG_NLS_CODEPAGE_850 is not set -# CONFIG_NLS_CODEPAGE_852 is not set -# CONFIG_NLS_CODEPAGE_855 is not set -# CONFIG_NLS_CODEPAGE_857 is not set -# CONFIG_NLS_CODEPAGE_860 is not set -# CONFIG_NLS_CODEPAGE_861 is not set -# CONFIG_NLS_CODEPAGE_862 is not set -# CONFIG_NLS_CODEPAGE_863 is not set -# CONFIG_NLS_CODEPAGE_864 is not set -# CONFIG_NLS_CODEPAGE_865 is not set -# CONFIG_NLS_CODEPAGE_866 is not set -# CONFIG_NLS_CODEPAGE_869 is not set -# CONFIG_NLS_CODEPAGE_936 is not set -# CONFIG_NLS_CODEPAGE_950 is not set -# CONFIG_NLS_CODEPAGE_932 is not set -# CONFIG_NLS_CODEPAGE_949 is not set -# CONFIG_NLS_CODEPAGE_874 is not set -# CONFIG_NLS_ISO8859_8 is not set -# CONFIG_NLS_CODEPAGE_1250 is not set -# CONFIG_NLS_CODEPAGE_1251 is not set -# CONFIG_NLS_ASCII is not set -# CONFIG_NLS_ISO8859_1 is not set -# CONFIG_NLS_ISO8859_2 is not set -# CONFIG_NLS_ISO8859_3 is not set -# CONFIG_NLS_ISO8859_4 is not set -# CONFIG_NLS_ISO8859_5 is not set -# CONFIG_NLS_ISO8859_6 is not set -# CONFIG_NLS_ISO8859_7 is not set -# CONFIG_NLS_ISO8859_9 is not set -# CONFIG_NLS_ISO8859_13 is not set -# CONFIG_NLS_ISO8859_14 is not set -# CONFIG_NLS_ISO8859_15 is not set -# CONFIG_NLS_KOI8_R is not set -# CONFIG_NLS_KOI8_U is not set -# CONFIG_NLS_UTF8 is not set - -# -# Security options -# -# CONFIG_KEYS is not set -# CONFIG_SECURITY_DMESG_RESTRICT is not set -# CONFIG_SECURITY is not set -# CONFIG_SECURITYFS is not set -CONFIG_DEFAULT_SECURITY_DAC=y -CONFIG_DEFAULT_SECURITY="" -CONFIG_CRYPTO=y - -# -# Crypto core or helper -# -# CONFIG_CRYPTO_FIPS is not set -CONFIG_CRYPTO_ALGAPI=m -CONFIG_CRYPTO_ALGAPI2=m -CONFIG_CRYPTO_RNG=m -CONFIG_CRYPTO_RNG2=m -# CONFIG_CRYPTO_MANAGER is not set -# CONFIG_CRYPTO_MANAGER2 is not set -# CONFIG_CRYPTO_USER is not set -# CONFIG_CRYPTO_GF128MUL is not set -# CONFIG_CRYPTO_NULL is not set -# CONFIG_CRYPTO_CRYPTD is not set -# CONFIG_CRYPTO_AUTHENC is not set -# CONFIG_CRYPTO_TEST is not set - -# -# Authenticated Encryption with Associated Data -# -# CONFIG_CRYPTO_CCM is not set -# CONFIG_CRYPTO_GCM is not set -# CONFIG_CRYPTO_SEQIV is not set - -# -# Block modes -# -# CONFIG_CRYPTO_CBC is not set -# CONFIG_CRYPTO_CTR is not set -# CONFIG_CRYPTO_CTS is not set -# CONFIG_CRYPTO_ECB is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_XTS is not set - -# -# Hash modes -# -# CONFIG_CRYPTO_HMAC is not set -# CONFIG_CRYPTO_XCBC is not set -# CONFIG_CRYPTO_VMAC is not set - -# -# Digest -# -# CONFIG_CRYPTO_CRC32C is not set -# CONFIG_CRYPTO_GHASH is not set -# CONFIG_CRYPTO_MD4 is not set -# CONFIG_CRYPTO_MD5 is not set -# CONFIG_CRYPTO_MICHAEL_MIC is not set -# CONFIG_CRYPTO_RMD128 is not set -# CONFIG_CRYPTO_RMD160 is not set -# CONFIG_CRYPTO_RMD256 is not set -# CONFIG_CRYPTO_RMD320 is not set -# CONFIG_CRYPTO_SHA1 is not set -# CONFIG_CRYPTO_SHA256 is not set -# CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_WP512 is not set - -# -# Ciphers -# -CONFIG_CRYPTO_AES=m -# CONFIG_CRYPTO_AES_586 is not set -# CONFIG_CRYPTO_ANUBIS is not set -# CONFIG_CRYPTO_ARC4 is not set -# CONFIG_CRYPTO_BLOWFISH is not set -# CONFIG_CRYPTO_CAMELLIA is not set -# CONFIG_CRYPTO_CAST5 is not set -# CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_DES is not set -# CONFIG_CRYPTO_FCRYPT is not set -# CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_SALSA20 is not set -# CONFIG_CRYPTO_SALSA20_586 is not set -# CONFIG_CRYPTO_SEED is not set -# CONFIG_CRYPTO_SERPENT is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_TWOFISH_586 is not set - -# -# Compression -# -# CONFIG_CRYPTO_DEFLATE is not set -# CONFIG_CRYPTO_ZLIB is not set -# CONFIG_CRYPTO_LZO is not set - -# -# Random Number Generation -# -CONFIG_CRYPTO_ANSI_CPRNG=m -# CONFIG_CRYPTO_USER_API_HASH is not set -# CONFIG_CRYPTO_USER_API_SKCIPHER is not set -CONFIG_CRYPTO_HW=y -# CONFIG_BINARY_PRINTF is not set - -# -# Library routines -# -CONFIG_BITREVERSE=y -CONFIG_GENERIC_FIND_FIRST_BIT=y -CONFIG_GENERIC_IO=y -# CONFIG_CRC_CCITT is not set -CONFIG_CRC16=y -# CONFIG_CRC_T10DIF is not set -# CONFIG_CRC_ITU_T is not set -CONFIG_CRC32=y -# CONFIG_CRC7 is not set -# CONFIG_LIBCRC32C is not set -# CONFIG_CRC8 is not set -# CONFIG_XZ_DEC is not set -# CONFIG_XZ_DEC_BCJ is not set -CONFIG_DQL=y -CONFIG_NLATTR=y -# CONFIG_AVERAGE is not set -# CONFIG_CORDIC is not set - -# -# Kernel hacking -# -# CONFIG_PRINTK_TIME is not set -CONFIG_DEFAULT_MESSAGE_LOGLEVEL=4 -CONFIG_ENABLE_WARN_DEPRECATED=y -CONFIG_ENABLE_MUST_CHECK=y -CONFIG_FRAME_WARN=1024 -# CONFIG_STRIP_ASM_SYMS is not set -# CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_FS is not set -# CONFIG_DEBUG_SECTION_MISMATCH is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_DEBUG_SHIRQ is not set -# CONFIG_LOCKUP_DETECTOR is not set -# CONFIG_HARDLOCKUP_DETECTOR is not set -# CONFIG_DETECT_HUNG_TASK is not set -CONFIG_SCHED_DEBUG=y -# CONFIG_SCHEDSTATS is not set -# CONFIG_TIMER_STATS is not set -# CONFIG_DEBUG_OBJECTS is not set -# CONFIG_DEBUG_SLAB is not set -# CONFIG_DEBUG_RT_MUTEXES is not set -# CONFIG_RT_MUTEX_TESTER is not set -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_DEBUG_MUTEXES is not set -# CONFIG_SPARSE_RCU_POINTER is not set -# CONFIG_DEBUG_ATOMIC_SLEEP is not set -# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set -# CONFIG_DEBUG_STACK_USAGE is not set -# CONFIG_DEBUG_KOBJECT is not set -CONFIG_DEBUG_BUGVERBOSE=y -CONFIG_DEBUG_INFO=y -# CONFIG_DEBUG_INFO_REDUCED is not set -# CONFIG_DEBUG_VM is not set -# CONFIG_DEBUG_WRITECOUNT is not set -CONFIG_DEBUG_MEMORY_INIT=y -# CONFIG_DEBUG_LIST is not set -# CONFIG_TEST_LIST_SORT is not set -# CONFIG_DEBUG_SG is not set -# CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_DEBUG_CREDENTIALS is not set -CONFIG_FRAME_POINTER=y -# CONFIG_BOOT_PRINTK_DELAY is not set -# CONFIG_RCU_TORTURE_TEST is not set -# CONFIG_BACKTRACE_SELF_TEST is not set -# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set -# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set -# CONFIG_FAULT_INJECTION is not set -# CONFIG_SYSCTL_SYSCALL_CHECK is not set -# CONFIG_DEBUG_PAGEALLOC is not set -# CONFIG_ATOMIC64_SELFTEST is not set -# CONFIG_SAMPLES is not set -# CONFIG_TEST_KSTRTOX is not set -# CONFIG_GPROF is not set -# CONFIG_GCOV is not set -CONFIG_EARLY_PRINTK=y diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index 3df3bd54449..29880c9b324 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c @@ -645,11 +645,9 @@ void mconsole_sysrq(struct mc_request *req) static void stack_proc(void *arg) { - struct task_struct *from = current, *to = arg; + struct task_struct *task = arg; - to->thread.saved_task = from; - rcu_user_hooks_switch(from, to); - switch_to(from, to, from); + show_stack(task, NULL); } /* diff --git a/arch/um/include/asm/processor-generic.h b/arch/um/include/asm/processor-generic.h index c03cd5a0236..d89b02bb626 100644 --- a/arch/um/include/asm/processor-generic.h +++ b/arch/um/include/asm/processor-generic.h @@ -19,8 +19,8 @@ struct task_struct; struct mm_struct; struct thread_struct { - struct task_struct *saved_task; struct pt_regs regs; + struct pt_regs *segv_regs; int singlestep_syscall; void *fault_addr; jmp_buf *fault_catcher; diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h index 2c8eeb2df8b..1c5b2a83046 100644 --- a/arch/um/include/asm/thread_info.h +++ b/arch/um/include/asm/thread_info.h @@ -60,8 +60,6 @@ static inline struct thread_info *current_thread_info(void) #endif -#define PREEMPT_ACTIVE 0x10000000 - #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ #define TIF_SIGPENDING 1 /* signal pending */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ diff --git a/arch/um/include/shared/as-layout.h b/arch/um/include/shared/as-layout.h index 694c792bab4..41c8c774ec1 100644 --- a/arch/um/include/shared/as-layout.h +++ b/arch/um/include/shared/as-layout.h @@ -44,7 +44,6 @@ struct cpu_task { extern struct cpu_task cpu_tasks[]; -extern unsigned long low_physmem; extern unsigned long high_physmem; extern unsigned long uml_physmem; extern unsigned long uml_reserved; @@ -52,8 +51,6 @@ extern unsigned long end_vm; extern unsigned long start_vm; extern unsigned long long highmem; -extern unsigned long _stext, _etext, _sdata, _edata, __bss_start, _end; -extern unsigned long _unprotected_end; extern unsigned long brk_start; extern unsigned long host_task_size; diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index 021104d98cb..75298d3358e 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -227,6 +227,7 @@ extern void block_signals(void); extern void unblock_signals(void); extern int get_signals(void); extern int set_signals(int enable); +extern int os_is_signal_stack(void); /* util.c */ extern void stack_protections(unsigned long address); diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index bbcef522bcb..eecc4142764 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -82,19 +82,8 @@ void *__switch_to(struct task_struct *from, struct task_struct *to) to->thread.prev_sched = from; set_current(to); - do { - current->thread.saved_task = NULL; - - switch_threads(&from->thread.switch_buf, - &to->thread.switch_buf); - - arch_switch_to(current); - - if (current->thread.saved_task) - show_regs(&(current->thread.regs)); - to = current->thread.saved_task; - from = current; - } while (current->thread.saved_task); + switch_threads(&from->thread.switch_buf, &to->thread.switch_buf); + arch_switch_to(current); return current->thread.prev_sched; } diff --git a/arch/um/kernel/sysrq.c b/arch/um/kernel/sysrq.c index 0dc4d1c6f98..4d6fdf68edf 100644 --- a/arch/um/kernel/sysrq.c +++ b/arch/um/kernel/sysrq.c @@ -1,6 +1,10 @@ /* * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL + * Copyright (C) 2013 Richard Weinberger <richrd@nod.at> + * + * 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. */ #include <linux/kallsyms.h> @@ -8,59 +12,87 @@ #include <linux/module.h> #include <linux/sched.h> #include <asm/sysrq.h> +#include <os.h> -/* Catch non-i386 SUBARCH's. */ -#if !defined(CONFIG_UML_X86) || defined(CONFIG_64BIT) -void show_trace(struct task_struct *task, unsigned long * stack) +struct stack_frame { + struct stack_frame *next_frame; + unsigned long return_address; +}; + +static void print_stack_trace(unsigned long *sp, unsigned long bp) { + int reliable; unsigned long addr; + struct stack_frame *frame = (struct stack_frame *)bp; - if (!stack) { - stack = (unsigned long*) &stack; - WARN_ON(1); - } - - printk(KERN_INFO "Call Trace: \n"); - while (((long) stack & (THREAD_SIZE-1)) != 0) { - addr = *stack; + printk(KERN_INFO "Call Trace:\n"); + while (((long) sp & (THREAD_SIZE-1)) != 0) { + addr = *sp; if (__kernel_text_address(addr)) { - printk(KERN_INFO "%08lx: [<%08lx>]", - (unsigned long) stack, addr); - print_symbol(KERN_CONT " %s", addr); + reliable = 0; + if ((unsigned long) sp == bp + sizeof(long)) { + frame = frame ? frame->next_frame : NULL; + bp = (unsigned long)frame; + reliable = 1; + } + + printk(KERN_INFO " [<%08lx>]", addr); + printk(KERN_CONT " %s", reliable ? "" : "? "); + print_symbol(KERN_CONT "%s", addr); printk(KERN_CONT "\n"); } - stack++; + sp++; } printk(KERN_INFO "\n"); } -#endif -/*Stolen from arch/i386/kernel/traps.c */ -static const int kstack_depth_to_print = 24; +static unsigned long get_frame_pointer(struct task_struct *task, + struct pt_regs *segv_regs) +{ + if (!task || task == current) + return segv_regs ? PT_REGS_BP(segv_regs) : current_bp(); + else + return KSTK_EBP(task); +} -/* This recently started being used in arch-independent code too, as in - * kernel/sched/core.c.*/ -void show_stack(struct task_struct *task, unsigned long *esp) +static unsigned long *get_stack_pointer(struct task_struct *task, + struct pt_regs *segv_regs) { - unsigned long *stack; + if (!task || task == current) + return segv_regs ? (unsigned long *)PT_REGS_SP(segv_regs) : current_sp(); + else + return (unsigned long *)KSTK_ESP(task); +} + +void show_stack(struct task_struct *task, unsigned long *stack) +{ + unsigned long *sp = stack, bp = 0; + struct pt_regs *segv_regs = current->thread.segv_regs; int i; - if (esp == NULL) { - if (task != current && task != NULL) { - esp = (unsigned long *) KSTK_ESP(task); - } else { - esp = (unsigned long *) &esp; - } + if (!segv_regs && os_is_signal_stack()) { + printk(KERN_ERR "Received SIGSEGV in SIGSEGV handler," + " aborting stack trace!\n"); + return; } - stack = esp; - for (i = 0; i < kstack_depth_to_print; i++) { +#ifdef CONFIG_FRAME_POINTER + bp = get_frame_pointer(task, segv_regs); +#endif + + if (!stack) + sp = get_stack_pointer(task, segv_regs); + + printk(KERN_INFO "Stack:\n"); + stack = sp; + for (i = 0; i < 3 * STACKSLOTS_PER_LINE; i++) { if (kstack_end(stack)) break; - if (i && ((i % 8) == 0)) - printk(KERN_INFO " "); - printk(KERN_CONT "%08lx ", *stack++); + if (i && ((i % STACKSLOTS_PER_LINE) == 0)) + printk(KERN_CONT "\n"); + printk(KERN_CONT " %08lx", *stack++); } + printk(KERN_CONT "\n"); - show_trace(task, esp); + print_stack_trace(sp, bp); } diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c index 5c3aef74237..974b87474a9 100644 --- a/arch/um/kernel/trap.c +++ b/arch/um/kernel/trap.c @@ -206,9 +206,12 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, int is_write = FAULT_WRITE(fi); unsigned long address = FAULT_ADDRESS(fi); + if (regs) + current->thread.segv_regs = container_of(regs, struct pt_regs, regs); + if (!is_user && (address >= start_vm) && (address < end_vm)) { flush_tlb_kernel_vm(); - return 0; + goto out; } else if (current->mm == NULL) { show_regs(container_of(regs, struct pt_regs, regs)); @@ -230,7 +233,7 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, catcher = current->thread.fault_catcher; if (!err) - return 0; + goto out; else if (catcher != NULL) { current->thread.fault_addr = (void *) address; UML_LONGJMP(catcher, 1); @@ -238,7 +241,7 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, else if (current->thread.fault_addr != NULL) panic("fault_addr set but no fault catcher"); else if (!is_user && arch_fixup(ip, regs)) - return 0; + goto out; if (!is_user) { show_regs(container_of(regs, struct pt_regs, regs)); @@ -262,6 +265,11 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, current->thread.arch.faultinfo = fi; force_sig_info(SIGSEGV, &si, current); } + +out: + if (regs) + current->thread.segv_regs = NULL; + return 0; } diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 87df5e3acc2..016adf0985d 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -13,6 +13,7 @@ #include <linux/sched.h> #include <asm/pgtable.h> #include <asm/processor.h> +#include <asm/sections.h> #include <asm/setup.h> #include <as-layout.h> #include <arch.h> @@ -234,7 +235,6 @@ static int panic_exit(struct notifier_block *self, unsigned long unused1, void *unused2) { bust_spinlocks(1); - show_regs(&(current->thread.regs)); bust_spinlocks(0); uml_exitcode = 1; os_dump_core(); diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index 905924b773d..7b605e4dfff 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -304,3 +304,11 @@ int set_signals(int enable) return ret; } + +int os_is_signal_stack(void) +{ + stack_t ss; + sigaltstack(NULL, &ss); + + return ss.ss_flags & SS_ONSTACK; +} diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 82cdd8906f3..a7ba27b2752 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -1,5 +1,6 @@ config UNICORE32 def_bool y + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_MEMBLOCK select HAVE_GENERIC_DMA_COHERENT select HAVE_DMA_ATTRS diff --git a/arch/unicore32/include/asm/thread_info.h b/arch/unicore32/include/asm/thread_info.h index 818b4a1edb5..af36d8eabdf 100644 --- a/arch/unicore32/include/asm/thread_info.h +++ b/arch/unicore32/include/asm/thread_info.h @@ -118,12 +118,6 @@ static inline struct thread_info *current_thread_info(void) #endif /* - * We use bit 30 of the preempt_count to indicate that kernel - * preemption is occurring. See <asm/hardirq.h>. - */ -#define PREEMPT_ACTIVE 0x40000000 - -/* * thread information flags: * TIF_SYSCALL_TRACE - syscall trace active * TIF_SIGPENDING - signal pending diff --git a/arch/unicore32/kernel/puv3-nb0916.c b/arch/unicore32/kernel/puv3-nb0916.c index 181108b8ecc..0c6618e7189 100644 --- a/arch/unicore32/kernel/puv3-nb0916.c +++ b/arch/unicore32/kernel/puv3-nb0916.c @@ -54,6 +54,7 @@ static struct platform_pwm_backlight_data nb0916_backlight_data = { .max_brightness = 100, .dft_brightness = 100, .pwm_period_ns = 70 * 1024, + .enable_gpio = -1, }; static struct gpio_keys_button nb0916_gpio_keys[] = { diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 83f521aa103..e903c71f7e6 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -22,6 +22,7 @@ config X86_64 config X86 def_bool y select ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS + select ARCH_MIGHT_HAVE_PC_PARPORT select HAVE_AOUT if X86_32 select HAVE_UNSTABLE_SCHED_CLOCK select ARCH_SUPPORTS_NUMA_BALANCING diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index c46a46be1ec..3ba3de457d0 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -153,8 +153,6 @@ struct thread_info { #define _TIF_WORK_CTXSW_PREV (_TIF_WORK_CTXSW|_TIF_USER_RETURN_NOTIFY) #define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW) -#define PREEMPT_ACTIVE 0x10000000 - #ifdef CONFIG_X86_32 #define STACK_WARN (THREAD_SIZE/8) diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index ed165d65738..d278736bf77 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -62,6 +62,7 @@ unsigned disabled_cpus; /* Processor that is doing the boot up */ unsigned int boot_cpu_physical_apicid = -1U; +EXPORT_SYMBOL_GPL(boot_cpu_physical_apicid); /* * The highest APIC ID seen during enumeration. diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 3daece79a14..bca023bdd6b 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -339,7 +339,7 @@ static void amd_get_topology(struct cpuinfo_x86 *c) #endif /* - * On a AMD dual core setup the lower bits of the APIC id distingush the cores. + * On a AMD dual core setup the lower bits of the APIC id distinguish the cores. * Assumes number of cores is a power of two. */ static void amd_detect_cmp(struct cpuinfo_x86 *c) diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 1414c90feab..0641113e296 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -1,5 +1,5 @@ /* - * Routines to indentify caches on Intel CPU. + * Routines to identify caches on Intel CPU. * * Changes: * Venkatesh Pallipadi : Adding cache identification through cpuid(4) diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index f2cc63e9cf0..b6f794aa169 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -1,5 +1,5 @@ /* - * Routines to indentify additional cpu features that are scattered in + * Routines to identify additional cpu features that are scattered in * cpuid space. */ #include <linux/cpu.h> diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 42a392a9fd0..d4bdd253fea 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -248,6 +248,15 @@ int ftrace_update_ftrace_func(ftrace_func_t func) return ret; } +static int is_ftrace_caller(unsigned long ip) +{ + if (ip == (unsigned long)(&ftrace_call) || + ip == (unsigned long)(&ftrace_regs_call)) + return 1; + + return 0; +} + /* * A breakpoint was added to the code address we are about to * modify, and this is the handle that will just skip over it. @@ -257,10 +266,13 @@ int ftrace_update_ftrace_func(ftrace_func_t func) */ int ftrace_int3_handler(struct pt_regs *regs) { + unsigned long ip; + if (WARN_ON_ONCE(!regs)) return 0; - if (!ftrace_location(regs->ip - 1)) + ip = regs->ip - 1; + if (!ftrace_location(ip) && !is_ftrace_caller(ip)) return 0; regs->ip += MCOUNT_INSN_SIZE - 1; diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig index 14ef8d1dbc3..ed56a1c4ae7 100644 --- a/arch/x86/um/Kconfig +++ b/arch/x86/um/Kconfig @@ -31,6 +31,11 @@ config X86_64 def_bool 64BIT select MODULES_USE_ELF_RELA +config ARCH_DEFCONFIG + string + default "arch/um/configs/i386_defconfig" if X86_32 + default "arch/um/configs/x86_64_defconfig" if X86_64 + config RWSEM_XCHGADD_ALGORITHM def_bool 64BIT diff --git a/arch/x86/um/asm/processor_32.h b/arch/x86/um/asm/processor_32.h index 6c6689e574c..c112de81c9e 100644 --- a/arch/x86/um/asm/processor_32.h +++ b/arch/x86/um/asm/processor_32.h @@ -33,6 +33,8 @@ struct arch_thread { .faultinfo = { 0, 0, 0 } \ } +#define STACKSLOTS_PER_LINE 8 + static inline void arch_flush_thread(struct arch_thread *thread) { /* Clear any TLS still hanging */ @@ -53,4 +55,7 @@ static inline void arch_copy_thread(struct arch_thread *from, #define current_text_addr() \ ({ void *pc; __asm__("movl $1f,%0\n1:":"=g" (pc)); pc; }) +#define current_sp() ({ void *sp; __asm__("movl %%esp, %0" : "=r" (sp) : ); sp; }) +#define current_bp() ({ unsigned long bp; __asm__("movl %%ebp, %0" : "=r" (bp) : ); bp; }) + #endif diff --git a/arch/x86/um/asm/processor_64.h b/arch/x86/um/asm/processor_64.h index 4b02a8455bd..c3be85205a6 100644 --- a/arch/x86/um/asm/processor_64.h +++ b/arch/x86/um/asm/processor_64.h @@ -19,6 +19,8 @@ struct arch_thread { .fs = 0, \ .faultinfo = { 0, 0, 0 } } +#define STACKSLOTS_PER_LINE 4 + static inline void arch_flush_thread(struct arch_thread *thread) { } @@ -32,4 +34,7 @@ static inline void arch_copy_thread(struct arch_thread *from, #define current_text_addr() \ ({ void *pc; __asm__("movq $1f,%0\n1:":"=g" (pc)); pc; }) +#define current_sp() ({ void *sp; __asm__("movq %%rsp, %0" : "=r" (sp) : ); sp; }) +#define current_bp() ({ unsigned long bp; __asm__("movq %%rbp, %0" : "=r" (bp) : ); bp; }) + #endif diff --git a/arch/x86/um/sysrq_32.c b/arch/x86/um/sysrq_32.c index c9bee5b8c0d..16ee0e450e3 100644 --- a/arch/x86/um/sysrq_32.c +++ b/arch/x86/um/sysrq_32.c @@ -30,70 +30,4 @@ void show_regs(struct pt_regs *regs) printk(" DS: %04lx ES: %04lx\n", 0xffff & PT_REGS_DS(regs), 0xffff & PT_REGS_ES(regs)); - - show_trace(NULL, (unsigned long *) ®s); } - -/* Copied from i386. */ -static inline int valid_stack_ptr(struct thread_info *tinfo, void *p) -{ - return p > (void *)tinfo && - p < (void *)tinfo + THREAD_SIZE - 3; -} - -/* Adapted from i386 (we also print the address we read from). */ -static inline unsigned long print_context_stack(struct thread_info *tinfo, - unsigned long *stack, unsigned long ebp) -{ - unsigned long addr; - -#ifdef CONFIG_FRAME_POINTER - while (valid_stack_ptr(tinfo, (void *)ebp)) { - addr = *(unsigned long *)(ebp + 4); - printk("%08lx: [<%08lx>]", ebp + 4, addr); - print_symbol(" %s", addr); - printk("\n"); - ebp = *(unsigned long *)ebp; - } -#else - while (valid_stack_ptr(tinfo, stack)) { - addr = *stack; - if (__kernel_text_address(addr)) { - printk("%08lx: [<%08lx>]", (unsigned long) stack, addr); - print_symbol(" %s", addr); - printk("\n"); - } - stack++; - } -#endif - return ebp; -} - -void show_trace(struct task_struct* task, unsigned long * stack) -{ - unsigned long ebp; - struct thread_info *context; - - /* Turn this into BUG_ON if possible. */ - if (!stack) { - stack = (unsigned long*) &stack; - printk("show_trace: got NULL stack, implicit assumption task == current"); - WARN_ON(1); - } - - if (!task) - task = current; - - if (task != current) { - ebp = (unsigned long) KSTK_EBP(task); - } else { - asm ("movl %%ebp, %0" : "=r" (ebp) : ); - } - - context = (struct thread_info *) - ((unsigned long)stack & (~(THREAD_SIZE - 1))); - print_context_stack(context, stack, ebp); - - printk("\n"); -} - diff --git a/arch/x86/um/sysrq_64.c b/arch/x86/um/sysrq_64.c index a0e7fb1134a..38b4e4abd0f 100644 --- a/arch/x86/um/sysrq_64.c +++ b/arch/x86/um/sysrq_64.c @@ -12,7 +12,7 @@ #include <asm/ptrace.h> #include <asm/sysrq.h> -void __show_regs(struct pt_regs *regs) +void show_regs(struct pt_regs *regs) { printk("\n"); print_modules(); @@ -33,9 +33,3 @@ void __show_regs(struct pt_regs *regs) printk(KERN_INFO "R13: %016lx R14: %016lx R15: %016lx\n", PT_REGS_R13(regs), PT_REGS_R14(regs), PT_REGS_R15(regs)); } - -void show_regs(struct pt_regs *regs) -{ - __show_regs(regs); - show_trace(current, (unsigned long *) ®s); -} diff --git a/arch/x86/um/vdso/.gitignore b/arch/x86/um/vdso/.gitignore new file mode 100644 index 00000000000..9cac6d07219 --- /dev/null +++ b/arch/x86/um/vdso/.gitignore @@ -0,0 +1,2 @@ +vdso-syms.lds +vdso.lds diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h index 9481004ac11..470153e8547 100644 --- a/arch/xtensa/include/asm/thread_info.h +++ b/arch/xtensa/include/asm/thread_info.h @@ -76,8 +76,6 @@ struct thread_info { #endif -#define PREEMPT_ACTIVE 0x10000000 - /* * macros/functions for gaining access to the thread information structure */ |