diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/Kconfig | 2 | ||||
| -rw-r--r-- | arch/powerpc/boot/dts/mpc8272ads.dts | 309 | ||||
| -rw-r--r-- | arch/powerpc/configs/mpc8272_ads_defconfig | 248 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/Kconfig | 5 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/Makefile | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/mpc8272_ads.c | 668 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2.c | 82 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2.h | 20 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2ads-pci-pic.c | 195 | ||||
| -rw-r--r-- | arch/powerpc/platforms/82xx/pq2ads.h | 2 |
10 files changed, 757 insertions, 776 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 37ff383393b..6f5155d8c32 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -484,7 +484,7 @@ config PCI_8260 config 8260_PCI9 bool "Enable workaround for MPC826x erratum PCI 9" - depends on PCI_8260 && !ADS8272 + depends on PCI_8260 && !8272 default y choice diff --git a/arch/powerpc/boot/dts/mpc8272ads.dts b/arch/powerpc/boot/dts/mpc8272ads.dts index 43130541799..3fe991d4cb0 100644 --- a/arch/powerpc/boot/dts/mpc8272ads.dts +++ b/arch/powerpc/boot/dts/mpc8272ads.dts @@ -11,7 +11,7 @@ / { model = "MPC8272ADS"; - compatible = "MPC8260ADS"; + compatible = "fsl,mpc8272ads"; #address-cells = <1>; #size-cells = <1>; @@ -22,187 +22,208 @@ PowerPC,8272@0 { device_type = "cpu"; reg = <0>; - d-cache-line-size = <20>; // 32 bytes - i-cache-line-size = <20>; // 32 bytes - d-cache-size = <4000>; // L1, 16K - i-cache-size = <4000>; // L1, 16K + d-cache-line-size = <d#32>; + i-cache-line-size = <d#32>; + d-cache-size = <d#16384>; + i-cache-size = <d#16384>; timebase-frequency = <0>; bus-frequency = <0>; clock-frequency = <0>; }; }; - pci_pic: interrupt-controller@f8200000 { - #address-cells = <0>; - #interrupt-cells = <2>; - interrupt-controller; - reg = <f8200000 f8200004>; - device_type = "pci-pic"; - }; - memory { device_type = "memory"; - reg = <00000000 4000000 f4500000 00000020>; - }; - - chosen { - name = "chosen"; - linux,platform = <0>; - interrupt-controller = <&Cpm_pic>; + reg = <0 0>; }; - soc8272@f0000000 { - #address-cells = <1>; + localbus@f0010100 { + compatible = "fsl,mpc8272-localbus", + "fsl,pq2-localbus"; + #address-cells = <2>; #size-cells = <1>; - device_type = "soc"; - ranges = <00000000 f0000000 00053000>; - reg = <f0000000 10000>; + reg = <f0010100 40>; - mdio@0 { - device_type = "mdio"; - compatible = "fs_enet"; - reg = <0 0>; - #address-cells = <1>; - #size-cells = <0>; - - phy0:ethernet-phy@0 { - interrupt-parent = <&Cpm_pic>; - interrupts = <17 4>; - reg = <0>; - bitbang = [ 12 12 13 02 02 01 ]; - device_type = "ethernet-phy"; - }; + ranges = <0 0 fe000000 02000000 + 1 0 f4500000 00008000 + 3 0 f8200000 00008000>; - phy1:ethernet-phy@1 { - interrupt-parent = <&Cpm_pic>; - interrupts = <17 4>; - bitbang = [ 12 12 13 02 02 01 ]; - reg = <3>; - device_type = "ethernet-phy"; - }; + flash@0,0 { + compatible = "jedec-flash"; + reg = <0 0 2000000>; + bank-width = <4>; + device-width = <1>; }; - ethernet@24000 { - #address-cells = <1>; - #size-cells = <0>; - device_type = "network"; - device-id = <1>; - compatible = "fs_enet"; - model = "FCC"; - reg = <11300 20 8400 100 11380 30>; - mac-address = [ 00 11 2F 99 43 54 ]; - interrupts = <20 2>; - interrupt-parent = <&Cpm_pic>; - phy-handle = <&Phy0>; - rx-clock = <13>; - tx-clock = <12>; + board-control@1,0 { + reg = <1 0 20>; + compatible = "fsl,mpc8272ads-bcsr"; }; - ethernet@25000 { - device_type = "network"; - device-id = <2>; - compatible = "fs_enet"; - model = "FCC"; - reg = <11320 20 8500 100 113b0 30>; - mac-address = [ 00 11 2F 99 44 54 ]; - interrupts = <21 2>; - interrupt-parent = <&Cpm_pic>; - phy-handle = <&Phy1>; - rx-clock = <17>; - tx-clock = <18>; + PCI_PIC: interrupt-controller@3,0 { + compatible = "fsl,mpc8272ads-pci-pic", + "fsl,pq2ads-pci-pic"; + #interrupt-cells = <1>; + interrupt-controller; + reg = <3 0 8>; + interrupt-parent = <&PIC>; + interrupts = <14 8>; }; + }; + + + pci@f0010800 { + device_type = "pci"; + reg = <f0010800 10c f00101ac 8 f00101c4 8>; + compatible = "fsl,mpc8272-pci", "fsl,pq2-pci"; + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + clock-frequency = <d#66666666>; + interrupt-map-mask = <f800 0 0 7>; + interrupt-map = < + /* IDSEL 0x16 */ + b000 0 0 1 &PCI_PIC 0 + b000 0 0 2 &PCI_PIC 1 + b000 0 0 3 &PCI_PIC 2 + b000 0 0 4 &PCI_PIC 3 + + /* IDSEL 0x17 */ + b800 0 0 1 &PCI_PIC 4 + b800 0 0 2 &PCI_PIC 5 + b800 0 0 3 &PCI_PIC 6 + b800 0 0 4 &PCI_PIC 7 + + /* IDSEL 0x18 */ + c000 0 0 1 &PCI_PIC 8 + c000 0 0 2 &PCI_PIC 9 + c000 0 0 3 &PCI_PIC a + c000 0 0 4 &PCI_PIC b>; + + interrupt-parent = <&PIC>; + interrupts = <12 8>; + ranges = <42000000 0 80000000 80000000 0 20000000 + 02000000 0 a0000000 a0000000 0 20000000 + 01000000 0 00000000 f6000000 0 02000000>; + }; + + soc@f0000000 { + #address-cells = <1>; + #size-cells = <1>; + device_type = "soc"; + compatible = "fsl,mpc8272", "fsl,pq2-soc"; + ranges = <00000000 f0000000 00053000>; + + // Temporary -- will go away once kernel uses ranges for get_immrbase(). + reg = <f0000000 00053000>; - cpm@f0000000 { + cpm@119c0 { #address-cells = <1>; #size-cells = <1>; - device_type = "cpm"; - model = "CPM2"; - ranges = <00000000 00000000 20000>; - reg = <0 20000>; - command-proc = <119c0>; - brg-frequency = <17D7840>; - cpm_clk = <BEBC200>; - - scc@11a00 { + compatible = "fsl,mpc8272-cpm", "fsl,cpm2"; + reg = <119c0 30 0 2000>; + ranges; + + brg@119f0 { + compatible = "fsl,mpc8272-brg", + "fsl,cpm2-brg", + "fsl,cpm-brg"; + reg = <119f0 10 115f0 10>; + }; + + serial@11a00 { device_type = "serial"; - compatible = "cpm_uart"; - model = "SCC"; - device-id = <1>; + compatible = "fsl,mpc8272-scc-uart", + "fsl,cpm2-scc-uart"; reg = <11a00 20 8000 100>; - current-speed = <1c200>; - interrupts = <28 2>; - interrupt-parent = <&Cpm_pic>; - clock-setup = <0 00ffffff>; - rx-clock = <1>; - tx-clock = <1>; + interrupts = <28 8>; + interrupt-parent = <&PIC>; + fsl,cpm-brg = <1>; + fsl,cpm-command = <00800000>; }; - scc@11a60 { + serial@11a60 { device_type = "serial"; - compatible = "cpm_uart"; - model = "SCC"; - device-id = <4>; + compatible = "fsl,mpc8272-scc-uart", + "fsl,cpm2-scc-uart"; reg = <11a60 20 8300 100>; - current-speed = <1c200>; - interrupts = <2b 2>; - interrupt-parent = <&Cpm_pic>; - clock-setup = <1b ffffff00>; - rx-clock = <4>; - tx-clock = <4>; + interrupts = <2b 8>; + interrupt-parent = <&PIC>; + fsl,cpm-brg = <4>; + fsl,cpm-command = <0ce00000>; + }; + + mdio@10d40 { + device_type = "mdio"; + compatible = "fsl,mpc8272ads-mdio-bitbang", + "fsl,mpc8272-mdio-bitbang", + "fsl,cpm2-mdio-bitbang"; + reg = <10d40 14>; + #address-cells = <1>; + #size-cells = <0>; + fsl,mdio-pin = <12>; + fsl,mdc-pin = <13>; + + PHY0: ethernet-phy@0 { + interrupt-parent = <&PIC>; + interrupts = <17 8>; + reg = <0>; + device_type = "ethernet-phy"; + }; + + PHY1: ethernet-phy@1 { + interrupt-parent = <&PIC>; + interrupts = <17 8>; + reg = <3>; + device_type = "ethernet-phy"; + }; + }; + + ethernet@11300 { + device_type = "network"; + compatible = "fsl,mpc8272-fcc-enet", + "fsl,cpm2-fcc-enet"; + reg = <11300 20 8400 100 11390 1>; + local-mac-address = [ 00 00 00 00 00 00 ]; + interrupts = <20 8>; + interrupt-parent = <&PIC>; + phy-handle = <&PHY0>; + linux,network-index = <0>; + fsl,cpm-command = <12000300>; + }; + + ethernet@11320 { + device_type = "network"; + compatible = "fsl,mpc8272-fcc-enet", + "fsl,cpm2-fcc-enet"; + reg = <11320 20 8500 100 113b0 1>; + local-mac-address = [ 00 00 00 00 00 00 ]; + interrupts = <21 8>; + interrupt-parent = <&PIC>; + phy-handle = <&PHY1>; + linux,network-index = <1>; + fsl,cpm-command = <16200300>; }; }; - cpm_pic:interrupt-controller@10c00 { - #address-cells = <0>; + PIC: interrupt-controller@10c00 { #interrupt-cells = <2>; interrupt-controller; reg = <10c00 80>; - device_type = "cpm-pic"; - compatible = "CPM2"; - }; - - pci@0500 { - #interrupt-cells = <1>; - #size-cells = <2>; - #address-cells = <3>; - compatible = "8272"; - device_type = "pci"; - reg = <10430 4dc>; - clock-frequency = <3f940aa>; - interrupt-map-mask = <f800 0 0 7>; - interrupt-map = < - /* IDSEL 0x16 */ - b000 0 0 1 f8200000 40 8 - b000 0 0 2 f8200000 41 8 - b000 0 0 3 f8200000 42 8 - b000 0 0 4 f8200000 43 8 - - /* IDSEL 0x17 */ - b800 0 0 1 f8200000 43 8 - b800 0 0 2 f8200000 40 8 - b800 0 0 3 f8200000 41 8 - b800 0 0 4 f8200000 42 8 - - /* IDSEL 0x18 */ - c000 0 0 1 f8200000 42 8 - c000 0 0 2 f8200000 43 8 - c000 0 0 3 f8200000 40 8 - c000 0 0 4 f8200000 41 8>; - interrupt-parent = <&Cpm_pic>; - interrupts = <14 8>; - bus-range = <0 0>; - ranges = <02000000 0 80000000 80000000 0 40000000 - 01000000 0 00000000 f6000000 0 02000000>; + compatible = "fsl,mpc8272-pic", "fsl,cpm2-pic"; }; /* May need to remove if on a part without crypto engine */ crypto@30000 { device_type = "crypto"; model = "SEC2"; - compatible = "talitos"; + compatible = "fsl,mpc8272-talitos-sec2", + "fsl,talitos-sec2", + "fsl,talitos", + "talitos"; reg = <30000 10000>; - interrupts = <b 2>; - interrupt-parent = <&Cpm_pic>; + interrupts = <b 8>; + interrupt-parent = <&PIC>; num-channels = <4>; channel-fifo-len = <18>; exec-units-mask = <0000007e>; @@ -210,4 +231,8 @@ descriptor-types-mask = <01010ebf>; }; }; + + chosen { + linux,stdout-path = "/soc/cpm/serial@11a00"; + }; }; diff --git a/arch/powerpc/configs/mpc8272_ads_defconfig b/arch/powerpc/configs/mpc8272_ads_defconfig index 4b68032588f..6b7951ec941 100644 --- a/arch/powerpc/configs/mpc8272_ads_defconfig +++ b/arch/powerpc/configs/mpc8272_ads_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # Linux kernel version: 2.6.23-rc4 -# Tue Aug 28 21:24:39 2007 +# Wed Sep 5 12:43:23 2007 # # CONFIG_PPC64 is not set @@ -52,7 +52,7 @@ CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # CONFIG_EXPERIMENTAL is not set CONFIG_BROKEN_ON_SMP=y CONFIG_INIT_ENV_ARG_LIMIT=32 -CONFIG_LOCALVERSION="powerpc8272" +CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_SWAP=y CONFIG_SYSVIPC=y @@ -71,7 +71,7 @@ CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y -CONFIG_KALLSYMS_EXTRA_PASS=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -122,10 +122,11 @@ CONFIG_PPC_82xx=y # CONFIG_PPC_MPC5200 is not set # CONFIG_PPC_CELL is not set # CONFIG_PPC_CELL_NATIVE is not set -CONFIG_MPC82xx_ADS=y +CONFIG_MPC8272_ADS=y CONFIG_PQ2ADS=y CONFIG_8260=y CONFIG_8272=y +CONFIG_PQ2_ADS_PCI_PIC=y # CONFIG_MPIC is not set # CONFIG_MPIC_WEIRD is not set # CONFIG_PPC_I8259 is not set @@ -137,7 +138,9 @@ CONFIG_8272=y # CONFIG_GENERIC_IOMAP is not set # CONFIG_CPU_FREQ is not set CONFIG_CPM2=y +CONFIG_PPC_CPM_NEW_BINDING=y # CONFIG_FSL_ULI1575 is not set +CONFIG_CPM=y # # Kernel options @@ -168,18 +171,25 @@ CONFIG_PROC_DEVICETREE=y # CONFIG_CMDLINE_BOOL is not set # CONFIG_PM is not set CONFIG_SECCOMP=y -# CONFIG_WANT_DEVICE_TREE is not set +CONFIG_WANT_DEVICE_TREE=y +# CONFIG_BUILD_RAW_IMAGE is not set +CONFIG_DEVICE_TREE="mpc8272ads.dts" CONFIG_ISA_DMA_API=y # # Bus options # CONFIG_ZONE_DMA=y +CONFIG_PPC_INDIRECT_PCI=y CONFIG_FSL_SOC=y -# CONFIG_PCI is not set -# CONFIG_PCI_DOMAINS is not set -# CONFIG_PCI_SYSCALL is not set -# CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y +CONFIG_PCI_SYSCALL=y +CONFIG_PCI_8260=y +# CONFIG_PCIEPORTBUS is not set +CONFIG_ARCH_SUPPORTS_MSI=y +# CONFIG_PCI_MSI is not set +# CONFIG_PCI_DEBUG is not set # # PCCARD (PCMCIA/CardBus) support @@ -313,43 +323,101 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set # CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_CONCAT is not set +# CONFIG_MTD_PARTITIONS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set + +# +# RAM/ROM/Flash chip drivers +# +# CONFIG_MTD_CFI is not set +CONFIG_MTD_JEDECPROBE=y +CONFIG_MTD_GEN_PROBE=y +CONFIG_MTD_CFI_ADV_OPTIONS=y +CONFIG_MTD_CFI_NOSWAP=y +# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set +# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set +CONFIG_MTD_CFI_GEOMETRY=y +# CONFIG_MTD_MAP_BANK_WIDTH_1 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_2 is not set +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +# CONFIG_MTD_CFI_I1 is not set +# CONFIG_MTD_CFI_I2 is not set +CONFIG_MTD_CFI_I4=y +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_OTP is not set +CONFIG_MTD_CFI_INTELEXT=y +# CONFIG_MTD_CFI_AMDSTD is not set +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP_OF=y +# CONFIG_MTD_SBC8240 is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set +# CONFIG_BLK_CPQ_DA is not set +# CONFIG_BLK_CPQ_CISS_DA is not set +# CONFIG_BLK_DEV_DAC960 is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=y # CONFIG_BLK_DEV_CRYPTOLOOP is not set # CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_SX8 is not set # CONFIG_BLK_DEV_RAM is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set -CONFIG_MISC_DEVICES=y -# CONFIG_EEPROM_93CX6 is not set -CONFIG_IDE=y -CONFIG_IDE_MAX_HWIFS=4 -CONFIG_BLK_DEV_IDE=y - -# -# Please see Documentation/ide.txt for help/info on IDE drives -# -# CONFIG_BLK_DEV_IDE_SATA is not set -CONFIG_BLK_DEV_IDEDISK=y -# CONFIG_IDEDISK_MULTI_MODE is not set -# CONFIG_BLK_DEV_IDECD is not set -# CONFIG_BLK_DEV_IDEFLOPPY is not set -# CONFIG_IDE_TASK_IOCTL is not set -CONFIG_IDE_PROC_FS=y - -# -# IDE chipset support/bugfixes -# -# CONFIG_IDE_GENERIC is not set -# CONFIG_IDEPCI_PCIBUS_ORDER is not set -# CONFIG_IDE_ARM is not set -# CONFIG_BLK_DEV_IDEDMA is not set -# CONFIG_BLK_DEV_HD is not set +# CONFIG_MISC_DEVICES is not set +# CONFIG_IDE is not set # # SCSI device support @@ -360,6 +428,21 @@ CONFIG_IDE_PROC_FS=y # CONFIG_SCSI_NETLINK is not set # CONFIG_ATA is not set # CONFIG_MD is not set + +# +# Fusion MPT device support +# +# CONFIG_FUSION is not set + +# +# IEEE 1394 (FireWire) support +# + +# +# An alternative FireWire stack is available with EXPERIMENTAL=y +# +# CONFIG_IEEE1394 is not set +# CONFIG_I2O is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y # CONFIG_NETDEVICES_MULTIQUEUE is not set @@ -367,6 +450,7 @@ CONFIG_NETDEVICES=y # CONFIG_BONDING is not set # CONFIG_EQUALIZER is not set CONFIG_TUN=y +# CONFIG_ARCNET is not set CONFIG_PHYLIB=y # @@ -382,13 +466,42 @@ CONFIG_DAVICOM_PHY=y # CONFIG_BROADCOM_PHY is not set # CONFIG_ICPLUS_PHY is not set # CONFIG_FIXED_PHY is not set +CONFIG_MDIO_BITBANG=y CONFIG_NET_ETHERNET=y CONFIG_MII=y +# CONFIG_HAPPYMEAL is not set +# CONFIG_SUNGEM is not set +# CONFIG_CASSINI is not set +# CONFIG_NET_VENDOR_3COM is not set +# CONFIG_NET_TULIP is not set +# CONFIG_HP100 is not set +# CONFIG_NET_PCI is not set CONFIG_FS_ENET=y # CONFIG_FS_ENET_HAS_SCC is not set CONFIG_FS_ENET_HAS_FCC=y CONFIG_NETDEV_1000=y +# CONFIG_ACENIC is not set +# CONFIG_DL2K is not set +# CONFIG_E1000 is not set +# CONFIG_NS83820 is not set +# CONFIG_HAMACHI is not set +# CONFIG_R8169 is not set +# CONFIG_SIS190 is not set +# CONFIG_SKGE is not set +# CONFIG_SKY2 is not set +# CONFIG_VIA_VELOCITY is not set +# CONFIG_TIGON3 is not set +# CONFIG_BNX2 is not set +# CONFIG_QLA3XXX is not set CONFIG_NETDEV_10000=y +# CONFIG_CHELSIO_T1 is not set +# CONFIG_CHELSIO_T3 is not set +# CONFIG_IXGB is not set +# CONFIG_S2IO is not set +# CONFIG_MYRI10GE is not set +# CONFIG_NETXEN_NIC is not set +# CONFIG_MLX4_CORE is not set +# CONFIG_TR is not set # # Wireless LAN @@ -396,6 +509,7 @@ CONFIG_NETDEV_10000=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set # CONFIG_WAN is not set +# CONFIG_FDDI is not set CONFIG_PPP=y # CONFIG_PPP_FILTER is not set CONFIG_PPP_ASYNC=y @@ -459,6 +573,7 @@ CONFIG_MOUSE_PS2_TRACKPOINT=y CONFIG_SERIO=y # CONFIG_SERIO_I8042 is not set CONFIG_SERIO_SERPORT=y +# CONFIG_SERIO_PCIPS2 is not set CONFIG_SERIO_LIBPS2=y # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set @@ -488,6 +603,7 @@ CONFIG_SERIAL_CPM_SCC1=y CONFIG_SERIAL_CPM_SCC4=y # CONFIG_SERIAL_CPM_SMC1 is not set # CONFIG_SERIAL_CPM_SMC2 is not set +# CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 @@ -497,7 +613,11 @@ CONFIG_HW_RANDOM=y # CONFIG_NVRAM is not set # CONFIG_GEN_RTC is not set # CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set +# CONFIG_AGP is not set +# CONFIG_DRM is not set # CONFIG_RAW_DRIVER is not set +CONFIG_DEVPORT=y # CONFIG_I2C is not set # @@ -531,7 +651,7 @@ CONFIG_DAB=y # # CONFIG_DISPLAY_SUPPORT is not set # CONFIG_VGASTATE is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y +# CONFIG_VIDEO_OUTPUT_CONTROL is not set # CONFIG_FB is not set # CONFIG_FB_IBM_GXT4500 is not set @@ -539,45 +659,11 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y # Sound # # CONFIG_SOUND is not set -CONFIG_HID_SUPPORT=y -CONFIG_HID=y -# CONFIG_HID_DEBUG is not set -CONFIG_USB_SUPPORT=y -# CONFIG_USB_ARCH_HAS_HCD is not set -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB_ARCH_HAS_EHCI is not set - -# -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' -# - -# -# USB Gadget Support -# -CONFIG_USB_GADGET=y -# CONFIG_USB_GADGET_DEBUG_FILES is not set -CONFIG_USB_GADGET_SELECTED=y -# CONFIG_USB_GADGET_AMD5536UDC is not set -# CONFIG_USB_GADGET_FSL_USB2 is not set -# CONFIG_USB_GADGET_NET2280 is not set -# CONFIG_USB_GADGET_PXA2XX is not set -CONFIG_USB_GADGET_M66592=y -CONFIG_USB_M66592=y -# CONFIG_USB_GADGET_GOKU is not set -# CONFIG_USB_GADGET_LH7A40X is not set -# CONFIG_USB_GADGET_OMAP is not set -# CONFIG_USB_GADGET_S3C2410 is not set -# CONFIG_USB_GADGET_AT91 is not set -# CONFIG_USB_GADGET_DUMMY_HCD is not set -CONFIG_USB_GADGET_DUALSPEED=y -# CONFIG_USB_ZERO is not set -CONFIG_USB_ETH=y -# CONFIG_USB_GADGETFS is not set -# CONFIG_USB_FILE_STORAGE is not set -# CONFIG_USB_G_SERIAL is not set -# CONFIG_USB_MIDI_GADGET is not set +# CONFIG_HID_SUPPORT is not set +# CONFIG_USB_SUPPORT is not set # CONFIG_MMC is not set # CONFIG_NEW_LEDS is not set +# CONFIG_INFINIBAND is not set # CONFIG_RTC_CLASS is not set # @@ -614,11 +700,7 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y -CONFIG_XFS_FS=y -# CONFIG_XFS_QUOTA is not set -# CONFIG_XFS_SECURITY is not set -# CONFIG_XFS_POSIX_ACL is not set -# CONFIG_XFS_RT is not set +# CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_MINIX_FS is not set # CONFIG_ROMFS_FS is not set @@ -659,6 +741,7 @@ CONFIG_RAMFS=y # Miscellaneous filesystems # # CONFIG_HFSPLUS_FS is not set +# CONFIG_JFFS2_FS is not set CONFIG_CRAMFS=y # CONFIG_VXFS_FS is not set # CONFIG_HPFS_FS is not set @@ -680,8 +763,7 @@ CONFIG_LOCKD_V4=y CONFIG_NFS_ACL_SUPPORT=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y -CONFIG_SMB_FS=y -# CONFIG_SMB_NLS_DEFAULT is not set +# CONFIG_SMB_FS is not set # CONFIG_CIFS is not set # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set @@ -775,7 +857,7 @@ CONFIG_HAS_DMA=y # # CONFIG_PRINTK_TIME is not set CONFIG_ENABLE_MUST_CHECK=y -# CONFIG_MAGIC_SYSRQ is not set +CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -793,7 +875,7 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set -# CONFIG_DEBUG_BUGVERBOSE is not set +CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_VM is not set # CONFIG_DEBUG_LIST is not set @@ -845,4 +927,4 @@ CONFIG_CRYPTO_DES=y # CONFIG_CRYPTO_MICHAEL_MIC is not set # CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_CAMELLIA is not set -CONFIG_CRYPTO_HW=y +# CONFIG_CRYPTO_HW is not set diff --git a/arch/powerpc/platforms/82xx/Kconfig b/arch/powerpc/platforms/82xx/Kconfig index f260c014ff2..03f5aeb5fa4 100644 --- a/arch/powerpc/platforms/82xx/Kconfig +++ b/arch/powerpc/platforms/82xx/Kconfig @@ -10,6 +10,8 @@ config MPC8272_ADS select 8272 select 8260 select FSL_SOC + select PQ2_ADS_PCI_PIC if PCI + select PPC_CPM_NEW_BINDING help This option enables support for the MPC8272 ADS board @@ -34,3 +36,6 @@ config 8272 help The MPC8272 CPM has a different internal dpram setup than other CPM2 devices + +config PQ2_ADS_PCI_PIC + bool diff --git a/arch/powerpc/platforms/82xx/Makefile b/arch/powerpc/platforms/82xx/Makefile index 9b7c851ce6f..bfcb64cdbd8 100644 --- a/arch/powerpc/platforms/82xx/Makefile +++ b/arch/powerpc/platforms/82xx/Makefile @@ -2,3 +2,5 @@ # Makefile for the PowerPC 82xx linux kernel. # obj-$(CONFIG_MPC8272_ADS) += mpc8272_ads.o +obj-$(CONFIG_CPM2) += pq2.o +obj-$(CONFIG_PQ2_ADS_PCI_PIC) += pq2ads-pci-pic.o diff --git a/arch/powerpc/platforms/82xx/mpc8272_ads.c b/arch/powerpc/platforms/82xx/mpc8272_ads.c index 4de76dad31b..fd83440eb28 100644 --- a/arch/powerpc/platforms/82xx/mpc8272_ads.c +++ b/arch/powerpc/platforms/82xx/mpc8272_ads.c @@ -1,9 +1,10 @@ /* - * MPC8272_ads setup and early boot code plus other random bits. + * MPC8272 ADS board support * - * Author: Vitaly Bordug <vbordug@ru.mvista.com> - * m82xx_restart fix by Wade Farnsworth <wfarnsworth@mvista.com> + * Copyright 2007 Freescale Semiconductor, Inc. + * Author: Scott Wood <scottwood@freescale.com> * + * Based on code by Vitaly Bordug <vbordug@ru.mvista.com> * Copyright (c) 2006 MontaVista Software, Inc. * * This program is free software; you can redistribute it and/or modify it @@ -12,613 +13,184 @@ * option) any later version. */ -#include <linux/stddef.h> -#include <linux/kernel.h> #include <linux/init.h> -#include <linux/errno.h> -#include <linux/reboot.h> -#include <linux/pci.h> #include <linux/interrupt.h> -#include <linux/kdev_t.h> -#include <linux/major.h> -#include <linux/console.h> -#include <linux/delay.h> -#include <linux/seq_file.h> -#include <linux/root_dev.h> -#include <linux/initrd.h> -#include <linux/module.h> #include <linux/fsl_devices.h> -#include <linux/fs_uart_pd.h> +#include <linux/of_platform.h> +#include <linux/io.h> -#include <asm/system.h> -#include <asm/pgtable.h> -#include <asm/page.h> -#include <asm/atomic.h> -#include <asm/time.h> -#include <asm/io.h> -#include <asm/machdep.h> -#include <asm/pci-bridge.h> -#include <asm/mpc8260.h> -#include <asm/irq.h> -#include <mm/mmu_decl.h> -#include <asm/prom.h> #include <asm/cpm2.h> #include <asm/udbg.h> -#include <asm/i8259.h> -#include <linux/fs_enet_pd.h> +#include <asm/machdep.h> +#include <asm/time.h> + +#include <platforms/82xx/pq2.h> #include <sysdev/fsl_soc.h> #include <sysdev/cpm2_pic.h> #include "pq2ads.h" - -#ifdef CONFIG_PCI -static uint pci_clk_frq; -static struct { - unsigned long *pci_int_stat_reg; - unsigned long *pci_int_mask_reg; -} pci_regs; - -static unsigned long pci_int_base; -static struct irq_host *pci_pic_host; -#endif +#include "pq2.h" static void __init mpc8272_ads_pic_init(void) { - struct device_node *np = of_find_compatible_node(NULL, "cpm-pic", "CPM2"); - struct resource r; - cpm2_map_t *cpm_reg; - - if (np == NULL) { - printk(KERN_ERR "PIC init: can not find cpm-pic node\n"); - return; - } - if (of_address_to_resource(np, 0, &r)) { - printk(KERN_ERR "PIC init: invalid resource\n"); - of_node_put(np); + struct device_node *np = of_find_compatible_node(NULL, NULL, + "fsl,cpm2-pic"); + if (!np) { + printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n"); return; } + cpm2_pic_init(np); of_node_put(np); - /* Initialize the default interrupt mapping priorities, - * in case the boot rom changed something on us. - */ - cpm_reg = (cpm2_map_t *) ioremap(get_immrbase(), sizeof(cpm2_map_t)); - cpm_reg->im_intctl.ic_siprr = 0x05309770; - iounmap(cpm_reg); -#ifdef CONFIG_PCI /* Initialize stuff for the 82xx CPLD IC and install demux */ - m82xx_pci_init_irq(); -#endif + pq2ads_pci_init_irq(); } -static void init_fcc1_ioports(struct fs_platform_info *fpi) -{ - struct io_port *io; - u32 tempval; - cpm2_map_t *immap = ioremap(get_immrbase(), sizeof(cpm2_map_t)); - struct device_node *np; - struct resource r; - u32 *bcsr; - - np = of_find_node_by_type(NULL, "memory"); - if (!np) { - printk(KERN_INFO "No memory node in device tree\n"); - return; - } - if (of_address_to_resource(np, 1, &r)) { - printk(KERN_INFO "No memory reg property [1] in devicetree\n"); - return; - } - of_node_put(np); - bcsr = ioremap(r.start + 4, sizeof(u32)); - io = &immap->im_ioport; - - /* Enable the PHY */ - clrbits32(bcsr, BCSR1_FETHIEN); - setbits32(bcsr, BCSR1_FETH_RST); - - /* FCC1 pins are on port A/C. */ - /* Configure port A and C pins for FCC1 Ethernet. */ - - tempval = in_be32(&io->iop_pdira); - tempval &= ~PA1_DIRA0; - tempval |= PA1_DIRA1; - out_be32(&io->iop_pdira, tempval); - - tempval = in_be32(&io->iop_psora); - tempval &= ~PA1_PSORA0; - tempval |= PA1_PSORA1; - out_be32(&io->iop_psora, tempval); - - setbits32(&io->iop_ppara, PA1_DIRA0 | PA1_DIRA1); - - /* Alter clocks */ - tempval = PC_CLK(fpi->clk_tx - 8) | PC_CLK(fpi->clk_rx - 8); - - clrbits32(&io->iop_psorc, tempval); - clrbits32(&io->iop_pdirc, tempval); - setbits32(&io->iop_pparc, tempval); - - cpm2_clk_setup(CPM_CLK_FCC1, fpi->clk_rx, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC1, fpi->clk_tx, CPM_CLK_TX); +struct cpm_pin { + int port, pin, flags; +}; - iounmap(bcsr); - iounmap(immap); -} +static struct cpm_pin mpc8272_ads_pins[] = { + /* SCC1 */ + {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + + /* SCC4 */ + {3, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {3, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + + /* FCC1 */ + {0, 14, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {0, 15, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {0, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {0, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {0, 18, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {0, 19, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {0, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {0, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {0, 26, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, + {0, 27, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, + {0, 28, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {0, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {0, 30, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, + {0, 31, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, + {2, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {2, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + + /* FCC2 */ + {1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {2, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {2, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, +}; -static void init_fcc2_ioports(struct fs_platform_info *fpi) +static void __init init_ioports(void) { - cpm2_map_t *immap = ioremap(get_immrbase(), sizeof(cpm2_map_t)); - struct device_node *np; - struct resource r; - u32 *bcsr; - - struct io_port *io; - u32 tempval; - - np = of_find_node_by_type(NULL, "memory"); - if (!np) { - printk(KERN_INFO "No memory node in device tree\n"); - return; - } - if (of_address_to_resource(np, 1, &r)) { - printk(KERN_INFO "No memory reg property [1] in devicetree\n"); - return; - } - of_node_put(np); - io = &immap->im_ioport; - bcsr = ioremap(r.start + 12, sizeof(u32)); - - /* Enable the PHY */ - clrbits32(bcsr, BCSR3_FETHIEN2); - setbits32(bcsr, BCSR3_FETH2_RST); - - /* FCC2 are port B/C. */ - /* Configure port A and C pins for FCC2 Ethernet. */ - - tempval = in_be32(&io->iop_pdirb); - tempval &= ~PB2_DIRB0; - tempval |= PB2_DIRB1; - out_be32(&io->iop_pdirb, tempval); - - tempval = in_be32(&io->iop_psorb); - tempval &= ~PB2_PSORB0; - tempval |= PB2_PSORB1; - out_be32(&io->iop_psorb, tempval); - - setbits32(&io->iop_pparb, PB2_DIRB0 | PB2_DIRB1); - - tempval = PC_CLK(fpi->clk_tx - 8) | PC_CLK(fpi->clk_rx - 8); - - /* Alter clocks */ - clrbits32(&io->iop_psorc, tempval); - clrbits32(&io->iop_pdirc, tempval); - setbits32(&io->iop_pparc, tempval); - - cpm2_clk_setup(CPM_CLK_FCC2, fpi->clk_rx, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC2, fpi->clk_tx, CPM_CLK_TX); - - iounmap(bcsr); - iounmap(immap); -} + int i; -void init_fcc_ioports(struct fs_platform_info *fpi) -{ - int fcc_no = fs_get_fcc_index(fpi->fs_no); - - switch (fcc_no) { - case 0: - init_fcc1_ioports(fpi); - break; - case 1: - init_fcc2_ioports(fpi); - break; - default: - printk(KERN_ERR "init_fcc_ioports: invalid FCC number\n"); - return; + for (i = 0; i < ARRAY_SIZE(mpc8272_ads_pins); i++) { + struct cpm_pin *pin = &mpc8272_ads_pins[i]; + cpm2_set_pin(pin->port, pin->pin, pin->flags); } -} -static void init_scc1_uart_ioports(struct fs_uart_platform_info *data) -{ - cpm2_map_t *immap = ioremap(get_immrbase(), sizeof(cpm2_map_t)); - - /* SCC1 is only on port D */ - setbits32(&immap->im_ioport.iop_ppard, 0x00000003); - clrbits32(&immap->im_ioport.iop_psord, 0x00000001); - setbits32(&immap->im_ioport.iop_psord, 0x00000002); - clrbits32(&immap->im_ioport.iop_pdird, 0x00000001); - setbits32(&immap->im_ioport.iop_pdird, 0x00000002); - - clrbits32(&immap->im_cpmux.cmx_scr, (0x00000007 << (4 - data->clk_tx))); - clrbits32(&immap->im_cpmux.cmx_scr, (0x00000038 << (4 - data->clk_rx))); - setbits32(&immap->im_cpmux.cmx_scr, - ((data->clk_tx - 1) << (4 - data->clk_tx))); - setbits32(&immap->im_cpmux.cmx_scr, - ((data->clk_rx - 1) << (4 - data->clk_rx))); - - iounmap(immap); + cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_SCC4, CPM_BRG4, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_SCC4, CPM_BRG4, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK11, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK10, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK15, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK16, CPM_CLK_TX); } -static void init_scc4_uart_ioports(struct fs_uart_platform_info *data) +static void __init mpc8272_ads_setup_arch(void) { - cpm2_map_t *immap = ioremap(get_immrbase(), sizeof(cpm2_map_t)); - - setbits32(&immap->im_ioport.iop_ppard, 0x00000600); - clrbits32(&immap->im_ioport.iop_psord, 0x00000600); - clrbits32(&immap->im_ioport.iop_pdird, 0x00000200); - setbits32(&immap->im_ioport.iop_pdird, 0x00000400); - - clrbits32(&immap->im_cpmux.cmx_scr, (0x00000007 << (4 - data->clk_tx))); - clrbits32(&immap->im_cpmux.cmx_scr, (0x00000038 << (4 - data->clk_rx))); - setbits32(&immap->im_cpmux.cmx_scr, - ((data->clk_tx - 1) << (4 - data->clk_tx))); - setbits32(&immap->im_cpmux.cmx_scr, - ((data->clk_rx - 1) << (4 - data->clk_rx))); - - iounmap(immap); -} + struct device_node *np; + __be32 __iomem *bcsr; -void init_scc_ioports(struct fs_uart_platform_info *data) -{ - int scc_no = fs_get_scc_index(data->fs_no); - - switch (scc_no) { - case 0: - init_scc1_uart_ioports(data); - data->brg = data->clk_rx; - break; - case 3: - init_scc4_uart_ioports(data); - data->brg = data->clk_rx; - break; - default: - printk(KERN_ERR "init_scc_ioports: invalid SCC number\n"); - return; - } -} + if (ppc_md.progress) + ppc_md.progress("mpc8272_ads_setup_arch()", 0); -void __init m82xx_board_setup(void) -{ - cpm2_map_t *immap = ioremap(get_immrbase(), sizeof(cpm2_map_t)); - struct device_node *np; - struct resource r; - u32 *bcsr; + cpm2_reset(); - np = of_find_node_by_type(NULL, "memory"); + np = of_find_compatible_node(NULL, NULL, "fsl,mpc8272ads-bcsr"); if (!np) { - printk(KERN_INFO "No memory node in device tree\n"); + printk(KERN_ERR "No bcsr in device tree\n"); return; } - if (of_address_to_resource(np, 1, &r)) { - printk(KERN_INFO "No memory reg property [1] in devicetree\n"); + + bcsr = of_iomap(np, 0); + if (!bcsr) { + printk(KERN_ERR "Cannot map BCSR registers\n"); return; } - of_node_put(np); - bcsr = ioremap(r.start + 4, sizeof(u32)); - /* Enable the 2nd UART port */ - clrbits32(bcsr, BCSR1_RS232_EN2); - -#ifdef CONFIG_SERIAL_CPM_SCC1 - clrbits32((u32 *) & immap->im_scc[0].scc_sccm, - UART_SCCM_TX | UART_SCCM_RX); - clrbits32((u32 *) & immap->im_scc[0].scc_gsmrl, - SCC_GSMRL_ENR | SCC_GSMRL_ENT); -#endif - -#ifdef CONFIG_SERIAL_CPM_SCC2 - clrbits32((u32 *) & immap->im_scc[1].scc_sccm, - UART_SCCM_TX | UART_SCCM_RX); - clrbits32((u32 *) & immap->im_scc[1].scc_gsmrl, - SCC_GSMRL_ENR | SCC_GSMRL_ENT); -#endif - -#ifdef CONFIG_SERIAL_CPM_SCC3 - clrbits32((u32 *) & immap->im_scc[2].scc_sccm, - UART_SCCM_TX | UART_SCCM_RX); - clrbits32((u32 *) & immap->im_scc[2].scc_gsmrl, - SCC_GSMRL_ENR | SCC_GSMRL_ENT); -#endif - -#ifdef CONFIG_SERIAL_CPM_SCC4 - clrbits32((u32 *) & immap->im_scc[3].scc_sccm, - UART_SCCM_TX | UART_SCCM_RX); - clrbits32((u32 *) & immap->im_scc[3].scc_gsmrl, - SCC_GSMRL_ENR | SCC_GSMRL_ENT); -#endif - - iounmap(bcsr); - iounmap(immap); -} - -#ifdef CONFIG_PCI -static void m82xx_pci_mask_irq(unsigned int irq) -{ - int bit = irq - pci_int_base; - *pci_regs.pci_int_mask_reg |= (1 << (31 - bit)); - return; -} + of_node_put(np); -static void m82xx_pci_unmask_irq(unsigned int irq) -{ - int bit = irq - pci_int_base; + clrbits32(&bcsr[1], BCSR1_RS232_EN1 | BCSR1_RS232_EN2 | BCSR1_FETHIEN); + setbits32(&bcsr[1], BCSR1_FETH_RST); - *pci_regs.pci_int_mask_reg &= ~(1 << (31 - bit)); - return; -} + clrbits32(&bcsr[3], BCSR3_FETHIEN2); + setbits32(&bcsr[3], BCSR3_FETH2_RST); -static void m82xx_pci_mask_and_ack(unsigned int irq) -{ - int bit = irq - pci_int_base; - - *pci_regs.pci_int_mask_reg |= (1 << (31 - bit)); - return; -} + iounmap(bcsr); -static void m82xx_pci_end_irq(unsigned int irq) -{ - int bit = irq - pci_int_base; + init_ioports(); + pq2_init_pci(); - *pci_regs.pci_int_mask_reg &= ~(1 << (31 - bit)); - return; + if (ppc_md.progress) + ppc_md.progress("mpc8272_ads_setup_arch(), finish", 0); } -struct hw_interrupt_type m82xx_pci_ic = { - .typename = "MPC82xx ADS PCI", - .name = "MPC82xx ADS PCI", - .enable = m82xx_pci_unmask_irq, - .disable = m82xx_pci_mask_irq, - .ack = m82xx_pci_mask_and_ack, - .end = m82xx_pci_end_irq, - .mask = m82xx_pci_mask_irq, - .mask_ack = m82xx_pci_mask_and_ack, - .unmask = m82xx_pci_unmask_irq, - .eoi = m82xx_pci_end_irq, +static struct of_device_id __initdata of_bus_ids[] = { + { .name = "soc", }, + { .name = "cpm", }, + { .name = "localbus", }, + {}, }; -static void -m82xx_pci_irq_demux(unsigned int irq, struct irq_desc *desc) +static int __init declare_of_platform_devices(void) { - unsigned long stat, mask, pend; - int bit; - - for (;;) { - stat = *pci_regs.pci_int_stat_reg; - mask = *pci_regs.pci_int_mask_reg; - pend = stat & ~mask & 0xf0000000; - if (!pend) - break; - for (bit = 0; pend != 0; ++bit, pend <<= 1) { - if (pend & 0x80000000) - __do_IRQ(pci_int_base + bit); - } - } -} + if (!machine_is(mpc8272_ads)) + return 0; -static int pci_pic_host_map(struct irq_host *h, unsigned int virq, - irq_hw_number_t hw) -{ - get_irq_desc(virq)->status |= IRQ_LEVEL; - set_irq_chip(virq, &m82xx_pci_ic); + /* Publish the QE devices */ + of_platform_bus_probe(NULL, of_bus_ids, NULL); return 0; } - -static void pci_host_unmap(struct irq_host *h, unsigned int virq) -{ - /* remove chip and handler */ - set_irq_chip(virq, NULL); -} - -static struct irq_host_ops pci_pic_host_ops = { - .map = pci_pic_host_map, - .unmap = pci_host_unmap, -}; - -void m82xx_pci_init_irq(void) -{ - int irq; - cpm2_map_t *immap; - struct device_node *np; - struct resource r; - const u32 *regs; - unsigned int size; - const u32 *irq_map; - int i; - unsigned int irq_max, irq_min; - - if ((np = of_find_node_by_type(NULL, "soc")) == NULL) { - printk(KERN_INFO "No SOC node in device tree\n"); - return; - } - memset(&r, 0, sizeof(r)); - if (of_address_to_resource(np, 0, &r)) { - printk(KERN_INFO "No SOC reg property in device tree\n"); - return; - } - immap = ioremap(r.start, sizeof(*immap)); - of_node_put(np); - - /* install the demultiplexer for the PCI cascade interrupt */ - np = of_find_node_by_type(NULL, "pci"); - if (!np) { - printk(KERN_INFO "No pci node on device tree\n"); - iounmap(immap); - return; - } - irq_map = of_get_property(np, "interrupt-map", &size); - if ((!irq_map) || (size <= 7)) { - printk(KERN_INFO "No interrupt-map property of pci node\n"); - iounmap(immap); - return; - } - size /= sizeof(irq_map[0]); - for (i = 0, irq_max = 0, irq_min = 512; i < size; i += 7, irq_map += 7) { - if (irq_map[5] < irq_min) - irq_min = irq_map[5]; - if (irq_map[5] > irq_max) - irq_max = irq_map[5]; - } - pci_int_base = irq_min; - irq = irq_of_parse_and_map(np, 0); - set_irq_chained_handler(irq, m82xx_pci_irq_demux); - of_node_put(np); - np = of_find_node_by_type(NULL, "pci-pic"); - if (!np) { - printk(KERN_INFO "No pci pic node on device tree\n"); - iounmap(immap); - return; - } - /* PCI interrupt controller registers: status and mask */ - regs = of_get_property(np, "reg", &size); - if ((!regs) || (size <= 2)) { - printk(KERN_INFO "No reg property in pci pic node\n"); - iounmap(immap); - return; - } - pci_regs.pci_int_stat_reg = - ioremap(regs[0], sizeof(*pci_regs.pci_int_stat_reg)); - pci_regs.pci_int_mask_reg = - ioremap(regs[1], sizeof(*pci_regs.pci_int_mask_reg)); - /* configure chip select for PCI interrupt controller */ - immap->im_memctl.memc_br3 = regs[0] | 0x00001801; - immap->im_memctl.memc_or3 = 0xffff8010; - /* make PCI IRQ level sensitive */ - immap->im_intctl.ic_siexr &= ~(1 << (14 - (irq - SIU_INT_IRQ1))); - - /* mask all PCI interrupts */ - *pci_regs.pci_int_mask_reg |= 0xfff00000; - iounmap(immap); - pci_pic_host = - irq_alloc_host(np, IRQ_HOST_MAP_LINEAR, irq_max - irq_min + 1, - &pci_pic_host_ops, irq_max + 1); - return; -} - -static int m82xx_pci_exclude_device(struct pci_controller *hose, - u_char bus, u_char devfn) -{ - if (bus == 0 && PCI_SLOT(devfn) == 0) - return PCIBIOS_DEVICE_NOT_FOUND; - else - return PCIBIOS_SUCCESSFUL; -} - -static void __init mpc82xx_add_bridge(struct device_node *np) -{ - int len; - struct pci_controller *hose; - struct resource r; - const int *bus_range; - const uint *ptr; - - memset(&r, 0, sizeof(r)); - if (of_address_to_resource(np, 0, &r)) { - printk(KERN_INFO "No PCI reg property in device tree\n"); - return; - } - if (!(ptr = of_get_property(np, "clock-frequency", NULL))) { - printk(KERN_INFO "No clock-frequency property in PCI node"); - return; - } - pci_clk_frq = *ptr; - of_node_put(np); - bus_range = of_get_property(np, "bus-range", &len); - if (bus_range == NULL || len < 2 * sizeof(int)) { - printk(KERN_WARNING "Can't get bus-range for %s, assume" - " bus 0\n", np->full_name); - } - - pci_assign_all_buses = 1; - - hose = pcibios_alloc_controller(np); - - if (!hose) - return; - - hose->first_busno = bus_range ? bus_range[0] : 0; - hose->last_busno = bus_range ? bus_range[1] : 0xff; - - setup_indirect_pci(hose, - r.start + offsetof(pci_cpm2_t, pci_cfg_addr), - r.start + offsetof(pci_cpm2_t, pci_cfg_data), - 0); - - pci_process_bridge_OF_ranges(hose, np, 1); -} -#endif - -/* - * Setup the architecture - */ -static void __init mpc8272_ads_setup_arch(void) -{ -#ifdef CONFIG_PCI - struct device_node *np; -#endif - - if (ppc_md.progress) - ppc_md.progress("mpc8272_ads_setup_arch()", 0); - cpm2_reset(); - - /* Map I/O region to a 256MB BAT */ - - m82xx_board_setup(); - -#ifdef CONFIG_PCI - ppc_md.pci_exclude_device = m82xx_pci_exclude_device; - for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) - mpc82xx_add_bridge(np); - - of_node_put(np); -#endif - -#ifdef CONFIG_ROOT_NFS - ROOT_DEV = Root_NFS; -#else - ROOT_DEV = Root_HDA1; -#endif - - if (ppc_md.progress) - ppc_md.progress("mpc8272_ads_setup_arch(), finish", 0); -} +device_initcall(declare_of_platform_devices); /* * Called very early, device-tree isn't unflattened */ static int __init mpc8272_ads_probe(void) { - /* We always match for now, eventually we should look at - * the flat dev tree to ensure this is the board we are - * supposed to run on - */ - return 1; -} - -#define RMR_CSRE 0x00000001 -static void m82xx_restart(char *cmd) -{ - __volatile__ unsigned char dummy; - - local_irq_disable(); - ((cpm2_map_t *) cpm2_immr)->im_clkrst.car_rmr |= RMR_CSRE; - - /* Clear the ME,EE,IR & DR bits in MSR to cause checkstop */ - mtmsr(mfmsr() & ~(MSR_ME | MSR_EE | MSR_IR | MSR_DR)); - dummy = ((cpm2_map_t *) cpm2_immr)->im_clkrst.res[0]; - printk("Restart failed\n"); - while (1) ; + unsigned long root = of_get_flat_dt_root(); + return of_flat_dt_is_compatible(root, "fsl,mpc8272ads"); } define_machine(mpc8272_ads) { - .name = "MPC8272 ADS", - .probe = mpc8272_ads_probe, - .setup_arch = mpc8272_ads_setup_arch, - .init_IRQ = mpc8272_ads_pic_init, - .get_irq = cpm2_get_irq, + .name = "Freescale MPC8272 ADS", + .probe = mpc8272_ads_probe, + .setup_arch = mpc8272_ads_setup_arch, + .init_IRQ = mpc8272_ads_pic_init, + .get_irq = cpm2_get_irq, .calibrate_decr = generic_calibrate_decr, - .restart = m82xx_restart, + .restart = pq2_restart, + .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/82xx/pq2.c b/arch/powerpc/platforms/82xx/pq2.c new file mode 100644 index 00000000000..a497cbaa1ac --- /dev/null +++ b/arch/powerpc/platforms/82xx/pq2.c @@ -0,0 +1,82 @@ +/* + * Common PowerQUICC II code. + * + * Author: Scott Wood <scottwood@freescale.com> + * Copyright (c) 2007 Freescale Semiconductor + * + * Based on code by Vitaly Bordug <vbordug@ru.mvista.com> + * pq2_restart fix by Wade Farnsworth <wfarnsworth@mvista.com> + * Copyright (c) 2006 MontaVista Software, Inc. + * + * 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 <asm/cpm2.h> +#include <asm/io.h> +#include <asm/pci-bridge.h> +#include <asm/system.h> + +#include <platforms/82xx/pq2.h> + +#define RMR_CSRE 0x00000001 + +void pq2_restart(char *cmd) +{ + local_irq_disable(); + setbits32(&cpm2_immr->im_clkrst.car_rmr, RMR_CSRE); + + /* Clear the ME,EE,IR & DR bits in MSR to cause checkstop */ + mtmsr(mfmsr() & ~(MSR_ME | MSR_EE | MSR_IR | MSR_DR)); + in_8(&cpm2_immr->im_clkrst.res[0]); + + panic("Restart failed\n"); +} + +#ifdef CONFIG_PCI +static int pq2_pci_exclude_device(struct pci_controller *hose, + u_char bus, u8 devfn) +{ + if (bus == 0 && PCI_SLOT(devfn) == 0) + return PCIBIOS_DEVICE_NOT_FOUND; + else + return PCIBIOS_SUCCESSFUL; +} + +static void __init pq2_pci_add_bridge(struct device_node *np) +{ + struct pci_controller *hose; + struct resource r; + + if (of_address_to_resource(np, 0, &r) || r.end - r.start < 0x10b) + goto err; + + pci_assign_all_buses = 1; + + hose = pcibios_alloc_controller(np); + if (!hose) + return; + + hose->arch_data = np; + + setup_indirect_pci(hose, r.start + 0x100, r.start + 0x104, 0); + pci_process_bridge_OF_ranges(hose, np, 1); + + return; + +err: + printk(KERN_ERR "No valid PCI reg property in device tree\n"); +} + +void __init pq2_init_pci(void) +{ + struct device_node *np = NULL; + + ppc_md.pci_exclude_device = pq2_pci_exclude_device; + + while ((np = of_find_compatible_node(np, NULL, "fsl,pq2-pci"))) + pq2_pci_add_bridge(np); +} +#endif diff --git a/arch/powerpc/platforms/82xx/pq2.h b/arch/powerpc/platforms/82xx/pq2.h new file mode 100644 index 00000000000..a41f84ae232 --- /dev/null +++ b/arch/powerpc/platforms/82xx/pq2.h @@ -0,0 +1,20 @@ +#ifndef _PQ2_H +#define _PQ2_H + +void pq2_restart(char *cmd); + +#ifdef CONFIG_PCI +int pq2ads_pci_init_irq(void); +void pq2_init_pci(void); +#else +static inline int pq2ads_pci_init_irq(void) +{ + return 0; +} + +static inline void pq2_init_pci(void) +{ +} +#endif + +#endif diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c new file mode 100644 index 00000000000..a8013816125 --- /dev/null +++ b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c @@ -0,0 +1,195 @@ +/* + * PQ2 ADS-style PCI interrupt controller + * + * Copyright 2007 Freescale Semiconductor, Inc. + * Author: Scott Wood <scottwood@freescale.com> + * + * Loosely based on mpc82xx ADS support by Vitaly Bordug <vbordug@ru.mvista.com> + * Copyright (c) 2006 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include <linux/init.h> +#include <linux/spinlock.h> +#include <linux/irq.h> +#include <linux/types.h> +#include <linux/bootmem.h> + +#include <asm/io.h> +#include <asm/prom.h> +#include <asm/cpm2.h> + +#include "pq2.h" + +static DEFINE_SPINLOCK(pci_pic_lock); + +struct pq2ads_pci_pic { + struct device_node *node; + struct irq_host *host; + + struct { + u32 stat; + u32 mask; + } __iomem *regs; +}; + +#define NUM_IRQS 32 + +static void pq2ads_pci_mask_irq(unsigned int virq) +{ + struct pq2ads_pci_pic *priv = get_irq_chip_data(virq); + int irq = NUM_IRQS - virq_to_hw(virq) - 1; + + if (irq != -1) { + unsigned long flags; + spin_lock_irqsave(&pci_pic_lock, flags); + + setbits32(&priv->regs->mask, 1 << irq); + mb(); + + spin_unlock_irqrestore(&pci_pic_lock, flags); + } +} + +static void pq2ads_pci_unmask_irq(unsigned int virq) +{ + struct pq2ads_pci_pic *priv = get_irq_chip_data(virq); + int irq = NUM_IRQS - virq_to_hw(virq) - 1; + + if (irq != -1) { + unsigned long flags; + + spin_lock_irqsave(&pci_pic_lock, flags); + clrbits32(&priv->regs->mask, 1 << irq); + spin_unlock_irqrestore(&pci_pic_lock, flags); + } +} + +static struct irq_chip pq2ads_pci_ic = { + .typename = "PQ2 ADS PCI", + .name = "PQ2 ADS PCI", + .end = pq2ads_pci_unmask_irq, + .mask = pq2ads_pci_mask_irq, + .mask_ack = pq2ads_pci_mask_irq, + .ack = pq2ads_pci_mask_irq, + .unmask = pq2ads_pci_unmask_irq, + .enable = pq2ads_pci_unmask_irq, + .disable = pq2ads_pci_mask_irq +}; + +static void pq2ads_pci_irq_demux(unsigned int irq, struct irq_desc *desc) +{ + struct pq2ads_pci_pic *priv = desc->handler_data; + u32 stat, mask, pend; + int bit; + + for (;;) { + stat = in_be32(&priv->regs->stat); + mask = in_be32(&priv->regs->mask); + + pend = stat & ~mask; + + if (!pend) + break; + + for (bit = 0; pend != 0; ++bit, pend <<= 1) { + if (pend & 0x80000000) { + int virq = irq_linear_revmap(priv->host, bit); + generic_handle_irq(virq); + } + } + } +} + +static int pci_pic_host_map(struct irq_host *h, unsigned int virq, + irq_hw_number_t hw) +{ + get_irq_desc(virq)->status |= IRQ_LEVEL; + set_irq_chip_data(virq, h->host_data); + set_irq_chip(virq, &pq2ads_pci_ic); + return 0; +} + +static void pci_host_unmap(struct irq_host *h, unsigned int virq) +{ + /* remove chip and handler */ + set_irq_chip_data(virq, NULL); + set_irq_chip(virq, NULL); +} + +static struct irq_host_ops pci_pic_host_ops = { + .map = pci_pic_host_map, + .unmap = pci_host_unmap, +}; + +int __init pq2ads_pci_init_irq(void) +{ + struct pq2ads_pci_pic *priv; + struct irq_host *host; + struct device_node *np; + int ret = -ENODEV; + int irq; + + np = of_find_compatible_node(NULL, NULL, "fsl,pq2ads-pci-pic"); + if (!np) { + printk(KERN_ERR "No pci pic node in device tree.\n"); + of_node_put(np); + goto out; + } + + irq = irq_of_parse_and_map(np, 0); + if (irq == NO_IRQ) { + printk(KERN_ERR "No interrupt in pci pic node.\n"); + of_node_put(np); + goto out; + } + + priv = alloc_bootmem(sizeof(struct pq2ads_pci_pic)); + if (!priv) { + of_node_put(np); + ret = -ENOMEM; + goto out_unmap_irq; + } + + /* PCI interrupt controller registers: status and mask */ + priv->regs = of_iomap(np, 0); + if (!priv->regs) { + printk(KERN_ERR "Cannot map PCI PIC registers.\n"); + goto out_free_bootmem; + } + + /* mask all PCI interrupts */ + out_be32(&priv->regs->mask, ~0); + mb(); + + host = irq_alloc_host(np, IRQ_HOST_MAP_LINEAR, NUM_IRQS, + &pci_pic_host_ops, NUM_IRQS); + if (!host) { + ret = -ENOMEM; + goto out_unmap_regs; + } + + host->host_data = priv; + + priv->host = host; + host->host_data = priv; + set_irq_data(irq, priv); + set_irq_chained_handler(irq, pq2ads_pci_irq_demux); + + of_node_put(np); + return 0; + +out_unmap_regs: + iounmap(priv->regs); +out_free_bootmem: + free_bootmem((unsigned long)priv, + sizeof(sizeof(struct pq2ads_pci_pic))); + of_node_put(np); +out_unmap_irq: + irq_dispose_mapping(irq); +out: + return ret; +} diff --git a/arch/powerpc/platforms/82xx/pq2ads.h b/arch/powerpc/platforms/82xx/pq2ads.h index 8b67048e6f2..984db42cc8e 100644 --- a/arch/powerpc/platforms/82xx/pq2ads.h +++ b/arch/powerpc/platforms/82xx/pq2ads.h @@ -53,7 +53,5 @@ #define SIU_INT_SCC3 ((uint)0x2a+CPM_IRQ_OFFSET) #define SIU_INT_SCC4 ((uint)0x2b+CPM_IRQ_OFFSET) -void m82xx_pci_init_irq(void); - #endif /* __MACH_ADS8260_DEFS */ #endif /* __KERNEL__ */ |