core with a wide array of integrated devices for
hand-held and low-power applications.
+config ARCH_U300
+ bool "ST-Ericsson U300 Series"
+ depends on MMU
+ select CPU_ARM926T
+ select ARM_AMBA
+ select ARM_VIC
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select HAVE_CLK
+ select COMMON_CLKDEV
+ select GENERIC_GPIO
+ help
+ Support for ST-Ericsson U300 series mobile platforms.
+
config ARCH_DAVINCI
bool "TI DaVinci"
select CPU_ARM926T
source "arch/arm/mach-msm/Kconfig"
+source "arch/arm/mach-u300/Kconfig"
+
source "arch/arm/mach-w90x900/Kconfig"
# Definitions to make life easier
machine-$(CONFIG_ARCH_SHARK) := shark
machine-$(CONFIG_ARCH_STMP378X) := stmp378x
machine-$(CONFIG_ARCH_STMP37XX) := stmp37xx
+machine-$(CONFIG_ARCH_U300) := u300
machine-$(CONFIG_ARCH_VERSATILE) := versatile
machine-$(CONFIG_ARCH_W90X900) := w90x900
machine-$(CONFIG_FOOTBRIDGE) := footbridge
--- /dev/null
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.30-rc6
+# Mon Jun 1 09:18:22 2009
+#
+CONFIG_ARM=y
+CONFIG_SYS_SUPPORTS_APM_EMULATION=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_TIME=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_MMU=y
+# CONFIG_NO_IOPORT is not set
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+CONFIG_HARDIRQS_SW_RESEND=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_VECTORS_BASE=0xffff0000
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_LOCK_KERNEL=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=""
+# CONFIG_LOCALVERSION_AUTO is not set
+# CONFIG_SWAP is not set
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_CLASSIC_RCU=y
+# CONFIG_TREE_RCU is not set
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_GROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
+# CONFIG_RELAY is not set
+# CONFIG_NAMESPACES is not set
+# CONFIG_BLK_DEV_INITRD is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
+CONFIG_EMBEDDED=y
+CONFIG_UID16=y
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+# CONFIG_STRIP_ASM_SYMS 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 is not set
+# CONFIG_VM_EVENT_COUNTERS is not set
+CONFIG_SLUB_DEBUG=y
+CONFIG_COMPAT_BRK=y
+# CONFIG_SLAB is not set
+CONFIG_SLUB=y
+# CONFIG_SLOB is not set
+# CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_KPROBES is not set
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+CONFIG_HAVE_CLK=y
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+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_LBD is not set
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+# CONFIG_IOSCHED_AS is not set
+CONFIG_IOSCHED_DEADLINE=y
+# CONFIG_IOSCHED_CFQ is not set
+# CONFIG_DEFAULT_AS is not set
+CONFIG_DEFAULT_DEADLINE=y
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="deadline"
+# CONFIG_FREEZER is not set
+
+#
+# System Type
+#
+# CONFIG_ARCH_AAEC2000 is not set
+# CONFIG_ARCH_INTEGRATOR is not set
+# CONFIG_ARCH_REALVIEW is not set
+# CONFIG_ARCH_VERSATILE is not set
+# CONFIG_ARCH_AT91 is not set
+# CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_GEMINI is not set
+# CONFIG_ARCH_EBSA110 is not set
+# CONFIG_ARCH_EP93XX is not set
+# CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_NETX is not set
+# CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_IMX is not set
+# CONFIG_ARCH_IOP13XX is not set
+# CONFIG_ARCH_IOP32X is not set
+# CONFIG_ARCH_IOP33X is not set
+# CONFIG_ARCH_IXP23XX is not set
+# CONFIG_ARCH_IXP2000 is not set
+# CONFIG_ARCH_IXP4XX is not set
+# CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_KIRKWOOD is not set
+# CONFIG_ARCH_LOKI is not set
+# CONFIG_ARCH_MV78XX0 is not set
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_W90X900 is not set
+# CONFIG_ARCH_PNX4008 is not set
+# CONFIG_ARCH_PXA is not set
+# CONFIG_ARCH_MSM is not set
+# CONFIG_ARCH_RPC is not set
+# CONFIG_ARCH_SA1100 is not set
+# CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_SHARK is not set
+# CONFIG_ARCH_LH7A40X is not set
+CONFIG_ARCH_U300=y
+# CONFIG_ARCH_DAVINCI is not set
+# CONFIG_ARCH_OMAP is not set
+
+#
+# ST-Ericsson AB U300/U330/U335/U365 Platform
+#
+
+#
+# ST-Ericsson Mobile Platform Products
+#
+CONFIG_MACH_U300=y
+
+#
+# ST-Ericsson U300/U330/U335/U365 Feature Selections
+#
+# CONFIG_MACH_U300_BS2X is not set
+# CONFIG_MACH_U300_BS330 is not set
+CONFIG_MACH_U300_BS335=y
+# CONFIG_MACH_U300_BS365 is not set
+# CONFIG_MACH_U300_SINGLE_RAM is not set
+CONFIG_MACH_U300_DUAL_RAM=y
+CONFIG_U300_DEBUG=y
+# CONFIG_MACH_U300_SEMI_IS_SHARED is not set
+
+#
+# All the settings below must match the bootloader's settings
+#
+
+#
+# Processor Type
+#
+CONFIG_CPU_32=y
+CONFIG_CPU_ARM926T=y
+CONFIG_CPU_32v5=y
+CONFIG_CPU_ABRT_EV5TJ=y
+CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_CACHE_VIVT=y
+CONFIG_CPU_COPY_V4WB=y
+CONFIG_CPU_TLB_V4WBI=y
+CONFIG_CPU_CP15=y
+CONFIG_CPU_CP15_MMU=y
+
+#
+# Processor Features
+#
+CONFIG_ARM_THUMB=y
+# CONFIG_CPU_ICACHE_DISABLE is not set
+# CONFIG_CPU_DCACHE_DISABLE is not set
+# CONFIG_CPU_DCACHE_WRITETHROUGH is not set
+# CONFIG_CPU_CACHE_ROUND_ROBIN is not set
+# CONFIG_OUTER_CACHE is not set
+CONFIG_ARM_VIC=y
+CONFIG_COMMON_CLKDEV=y
+
+#
+# Bus support
+#
+CONFIG_ARM_AMBA=y
+# CONFIG_PCI_SYSCALL is not set
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+# CONFIG_PCCARD is not set
+
+#
+# Kernel Features
+#
+CONFIG_TICK_ONESHOT=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_VMSPLIT_3G=y
+# CONFIG_VMSPLIT_2G is not set
+# CONFIG_VMSPLIT_1G is not set
+CONFIG_PAGE_OFFSET=0xC0000000
+CONFIG_PREEMPT=y
+CONFIG_HZ=100
+CONFIG_AEABI=y
+CONFIG_OABI_COMPAT=y
+CONFIG_ARCH_FLATMEM_HAS_HOLES=y
+# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
+# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
+# CONFIG_HIGHMEM is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PHYS_ADDR_T_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
+CONFIG_VIRT_TO_BUS=y
+CONFIG_UNEVICTABLE_LRU=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+CONFIG_ALIGNMENT_TRAP=y
+
+#
+# Boot options
+#
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="root=/dev/mtdblock2 rw rootfstype=yaffs2 console=ttyAMA0,115200n8 ab3100.force=0,0x48 mtdparts=u300nand:128k@0x0(bootrecords)ro,8064k@128k(free)ro,253952k@8192k(platform) lpj=515072"
+# CONFIG_XIP_KERNEL is not set
+# CONFIG_KEXEC is not set
+
+#
+# CPU Power Management
+#
+CONFIG_CPU_IDLE=y
+CONFIG_CPU_IDLE_GOV_LADDER=y
+CONFIG_CPU_IDLE_GOV_MENU=y
+
+#
+# Floating point emulation
+#
+
+#
+# At least one emulation must be selected
+#
+CONFIG_FPE_NWFPE=y
+# CONFIG_FPE_NWFPE_XP is not set
+# CONFIG_FPE_FASTFPE is not set
+# CONFIG_VFP is not set
+
+#
+# Userspace binary formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_HAVE_AOUT=y
+# CONFIG_BINFMT_AOUT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options
+#
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+# CONFIG_SUSPEND is not set
+# CONFIG_APM_EMULATION is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+# CONFIG_IP_PNP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE 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 is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_LRO is not set
+# CONFIG_INET_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_NETFILTER is not set
+# CONFIG_IP_DCCP is not set
+# CONFIG_IP_SCTP is not set
+# CONFIG_TIPC is not set
+# CONFIG_ATM 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_NET_SCHED is not set
+# CONFIG_DCB is not set
+
+#
+# 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 is not set
+# CONFIG_WIMAX is not set
+# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_STANDALONE=y
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+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_CONNECTOR is not set
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_CONCAT is not set
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
+# CONFIG_MTD_REDBOOT_PARTS is not set
+CONFIG_MTD_CMDLINE_PARTS=y
+# CONFIG_MTD_AFS_PARTS is not set
+# CONFIG_MTD_AR7_PARTS 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
+# CONFIG_MTD_OOPS is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+# CONFIG_MTD_CFI is not set
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+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=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# 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_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_DATAFLASH is not set
+# CONFIG_MTD_M25P80 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=y
+# CONFIG_MTD_NAND_VERIFY_WRITE is not set
+CONFIG_MTD_NAND_ECC_SMC=y
+# CONFIG_MTD_NAND_MUSEUM_IDS is not set
+# CONFIG_MTD_NAND_GPIO is not set
+CONFIG_MTD_NAND_IDS=y
+# CONFIG_MTD_NAND_DISKONCHIP is not set
+# CONFIG_MTD_NAND_NANDSIM is not set
+# CONFIG_MTD_NAND_PLATFORM is not set
+# CONFIG_MTD_ONENAND is not set
+
+#
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
+# UBI - Unsorted block images
+#
+# CONFIG_MTD_UBI is not set
+# CONFIG_PARPORT is not set
+CONFIG_BLK_DEV=y
+# CONFIG_BLK_DEV_COW_COMMON is not set
+# CONFIG_BLK_DEV_LOOP is not set
+# CONFIG_BLK_DEV_NBD 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_ICS932S401 is not set
+# CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_ISL29003 is not set
+# CONFIG_C2PORT is not set
+
+#
+# EEPROM support
+#
+# CONFIG_EEPROM_AT24 is not set
+# CONFIG_EEPROM_AT25 is not set
+# CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_93CX6 is not set
+CONFIG_HAVE_IDE=y
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+# CONFIG_SCSI_DMA is not set
+# CONFIG_SCSI_NETLINK is not set
+# CONFIG_ATA is not set
+# CONFIG_MD is not set
+# CONFIG_NETDEVICES is not set
+# CONFIG_ISDN is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+CONFIG_INPUT_EVDEV=y
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+# CONFIG_SERIO is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+CONFIG_DEVKMEM=y
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+# CONFIG_SERIAL_8250 is not set
+
+#
+# Non-8250 serial port support
+#
+# CONFIG_SERIAL_AMBA_PL010 is not set
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+# CONFIG_SERIAL_MAX3100 is not set
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=16
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_R3964 is not set
+# CONFIG_RAW_DRIVER is not set
+# CONFIG_TCG_TPM is not set
+CONFIG_I2C=y
+CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_CHARDEV is not set
+CONFIG_I2C_HELPER_AUTO=y
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_GPIO is not set
+# CONFIG_I2C_OCORES is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_PCF8575 is not set
+# CONFIG_SENSORS_PCA9539 is not set
+# CONFIG_SENSORS_MAX6875 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+CONFIG_SPI=y
+# CONFIG_SPI_DEBUG is not set
+CONFIG_SPI_MASTER=y
+
+#
+# SPI Master Controller Drivers
+#
+# CONFIG_SPI_BITBANG is not set
+# CONFIG_SPI_GPIO is not set
+
+#
+# SPI Protocol Masters
+#
+# CONFIG_SPI_SPIDEV is not set
+# CONFIG_SPI_TLE62X0 is not set
+# CONFIG_W1 is not set
+CONFIG_POWER_SUPPLY=y
+# CONFIG_POWER_SUPPLY_DEBUG is not set
+# CONFIG_PDA_POWER is not set
+# CONFIG_BATTERY_DS2760 is not set
+# CONFIG_BATTERY_BQ27x00 is not set
+# CONFIG_HWMON is not set
+# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
+CONFIG_WATCHDOG=y
+# CONFIG_WATCHDOG_NOWAYOUT is not set
+
+#
+# Watchdog Device Drivers
+#
+# CONFIG_SOFT_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
+
+#
+# Sonics Silicon Backplane
+#
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_SM501 is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_TWL4030_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_T7L66XB is not set
+# CONFIG_MFD_TC6387XB is not set
+# CONFIG_PMIC_DA903X is not set
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+
+#
+# Multimedia devices
+#
+
+#
+# Multimedia core support
+#
+# CONFIG_VIDEO_DEV is not set
+# CONFIG_DVB_CORE is not set
+# CONFIG_VIDEO_MEDIA is not set
+
+#
+# Multimedia drivers
+#
+# CONFIG_DAB is not set
+
+#
+# Graphics support
+#
+# CONFIG_VGASTATE is not set
+# CONFIG_VIDEO_OUTPUT_CONTROL is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+# CONFIG_FB_CFB_FILLRECT is not set
+# CONFIG_FB_CFB_COPYAREA is not set
+# CONFIG_FB_CFB_IMAGEBLIT is not set
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_ARMCLCD is not set
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+# CONFIG_LCD_CLASS_DEVICE is not set
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+CONFIG_BACKLIGHT_GENERIC=y
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE is not set
+# CONFIG_LOGO is not set
+CONFIG_SOUND=y
+# CONFIG_SOUND_OSS_CORE is not set
+CONFIG_SND=y
+CONFIG_SND_TIMER=y
+CONFIG_SND_PCM=y
+CONFIG_SND_JACK=y
+# CONFIG_SND_SEQUENCER is not set
+# CONFIG_SND_MIXER_OSS is not set
+# CONFIG_SND_PCM_OSS is not set
+# CONFIG_SND_HRTIMER is not set
+# CONFIG_SND_DYNAMIC_MINORS is not set
+# CONFIG_SND_SUPPORT_OLD_API is not set
+# CONFIG_SND_VERBOSE_PROCFS is not set
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+# CONFIG_SND_DRIVERS is not set
+# CONFIG_SND_ARM is not set
+# CONFIG_SND_SPI is not set
+CONFIG_SND_SOC=y
+CONFIG_SND_SOC_I2C_AND_SPI=y
+# CONFIG_SND_SOC_ALL_CODECS is not set
+# CONFIG_SOUND_PRIME is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+# CONFIG_MMC_DEBUG is not set
+# CONFIG_MMC_UNSAFE_RESUME is not set
+
+#
+# MMC/SD/SDIO Card Drivers
+#
+CONFIG_MMC_BLOCK=y
+CONFIG_MMC_BLOCK_BOUNCE=y
+# CONFIG_SDIO_UART is not set
+# CONFIG_MMC_TEST is not set
+
+#
+# MMC/SD/SDIO Host Controller Drivers
+#
+CONFIG_MMC_ARMMMCI=y
+# CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_SPI is not set
+# CONFIG_MEMSTICK is not set
+# CONFIG_ACCESSIBILITY is not set
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+
+#
+# LED drivers
+#
+# CONFIG_LEDS_PCA9532 is not set
+# CONFIG_LEDS_GPIO is not set
+# CONFIG_LEDS_LP5521 is not set
+# CONFIG_LEDS_PCA955X is not set
+# CONFIG_LEDS_DAC124S085 is not set
+# CONFIG_LEDS_BD2802 is not set
+
+#
+# LED Triggers
+#
+CONFIG_LEDS_TRIGGERS=y
+# CONFIG_LEDS_TRIGGER_TIMER is not set
+# CONFIG_LEDS_TRIGGER_HEARTBEAT is not set
+CONFIG_LEDS_TRIGGER_BACKLIGHT=y
+# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set
+
+#
+# iptables trigger is under Netfilter config (LED target)
+#
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_DEBUG is not set
+
+#
+# RTC interfaces
+#
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
+# CONFIG_RTC_DRV_TEST is not set
+
+#
+# I2C RTC drivers
+#
+# CONFIG_RTC_DRV_DS1307 is not set
+# CONFIG_RTC_DRV_DS1374 is not set
+# CONFIG_RTC_DRV_DS1672 is not set
+# CONFIG_RTC_DRV_MAX6900 is not set
+# CONFIG_RTC_DRV_RS5C372 is not set
+# CONFIG_RTC_DRV_ISL1208 is not set
+# CONFIG_RTC_DRV_X1205 is not set
+# CONFIG_RTC_DRV_PCF8563 is not set
+# CONFIG_RTC_DRV_PCF8583 is not set
+# CONFIG_RTC_DRV_M41T80 is not set
+# CONFIG_RTC_DRV_S35390A is not set
+# CONFIG_RTC_DRV_FM3130 is not set
+# CONFIG_RTC_DRV_RX8581 is not set
+
+#
+# SPI RTC drivers
+#
+# CONFIG_RTC_DRV_M41T94 is not set
+# CONFIG_RTC_DRV_DS1305 is not set
+# CONFIG_RTC_DRV_DS1390 is not set
+# CONFIG_RTC_DRV_MAX6902 is not set
+# CONFIG_RTC_DRV_R9701 is not set
+# CONFIG_RTC_DRV_RS5C348 is not set
+# CONFIG_RTC_DRV_DS3234 is not set
+
+#
+# Platform RTC drivers
+#
+# CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1286 is not set
+# CONFIG_RTC_DRV_DS1511 is not set
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_STK17TA8 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T35 is not set
+# CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_BQ4802 is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
+#
+# on-CPU RTC drivers
+#
+# CONFIG_RTC_DRV_PL030 is not set
+# CONFIG_RTC_DRV_PL031 is not set
+CONFIG_DMADEVICES=y
+
+#
+# DMA Devices
+#
+# CONFIG_AUXDISPLAY is not set
+CONFIG_REGULATOR=y
+# CONFIG_REGULATOR_DEBUG is not set
+# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
+# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set
+# CONFIG_REGULATOR_BQ24022 is not set
+# CONFIG_UIO is not set
+# CONFIG_STAGING is not set
+
+#
+# File systems
+#
+# CONFIG_EXT2_FS is not set
+# CONFIG_EXT3_FS is not set
+# CONFIG_EXT4_FS is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+CONFIG_FILE_LOCKING=y
+# CONFIG_XFS_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_INOTIFY is not set
+# CONFIG_QUOTA is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+CONFIG_FUSE_FS=y
+
+#
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+CONFIG_FAT_FS=y
+# CONFIG_MSDOS_FS is not set
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_CODEPAGE=437
+CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL 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_JFFS2_FS 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_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+# CONFIG_NETWORK_FILESYSTEMS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+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=y
+# 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
+# CONFIG_DLM is not set
+
+#
+# Kernel hacking
+#
+CONFIG_PRINTK_TIME=y
+CONFIG_ENABLE_WARN_DEPRECATED=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=1024
+# CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+# CONFIG_DEBUG_SHIRQ is not set
+# CONFIG_DETECT_SOFTLOCKUP is not set
+# CONFIG_DETECT_HUNG_TASK is not set
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_SCHEDSTATS is not set
+CONFIG_TIMER_STATS=y
+# CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_SLUB_DEBUG_ON is not set
+# CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_PREEMPT 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_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+CONFIG_DEBUG_BUGVERBOSE=y
+CONFIG_DEBUG_INFO=y
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+# CONFIG_DEBUG_MEMORY_INIT is not set
+# CONFIG_DEBUG_LIST is not set
+# CONFIG_DEBUG_SG is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+# CONFIG_SYSCTL_SYSCALL_CHECK is not set
+# CONFIG_PAGE_POISONING is not set
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_TRACING_SUPPORT=y
+
+#
+# Tracers
+#
+# CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
+# CONFIG_PREEMPT_TRACER is not set
+# CONFIG_SCHED_TRACER is not set
+# CONFIG_CONTEXT_SWITCH_TRACER is not set
+# CONFIG_EVENT_TRACER is not set
+# CONFIG_BOOT_TRACER is not set
+# CONFIG_TRACE_BRANCH_PROFILING is not set
+# CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+CONFIG_ARM_UNWIND=y
+# CONFIG_DEBUG_USER is not set
+# CONFIG_DEBUG_ERRORS is not set
+# CONFIG_DEBUG_STACK_USAGE is not set
+# CONFIG_DEBUG_LL is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+# CONFIG_CRYPTO is not set
+# CONFIG_BINARY_PRINTF is not set
+
+#
+# Library routines
+#
+CONFIG_GENERIC_FIND_LAST_BIT=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
+# CONFIG_CRC_ITU_T is not set
+# CONFIG_CRC32 is not set
+# CONFIG_CRC7 is not set
+# CONFIG_LIBCRC32C is not set
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
--- /dev/null
+if ARCH_U300
+
+menu "ST-Ericsson AB U300/U330/U335/U365 Platform"
+
+comment "ST-Ericsson Mobile Platform Products"
+
+config MACH_U300
+ bool "U300"
+
+comment "ST-Ericsson U300/U330/U335/U365 Feature Selections"
+
+choice
+ prompt "U300/U330/U335/U365 system type"
+ default MACH_U300_BS2X
+ ---help---
+ You need to select the target system, i.e. the
+ U300/U330/U335/U365 board that you want to compile your kernel
+ for.
+
+config MACH_U300_BS2X
+ bool "S26/S26/B25/B26 Test Products"
+ depends on MACH_U300
+ help
+ Select this if you're developing on the
+ S26/S25 test products. (Also works on
+ B26/B25 big boards.)
+
+config MACH_U300_BS330
+ bool "S330/B330 Test Products"
+ depends on MACH_U300
+ help
+ Select this if you're developing on the
+ S330/B330 test products.
+
+config MACH_U300_BS335
+ bool "S335/B335 Test Products"
+ depends on MACH_U300
+ help
+ Select this if you're developing on the
+ S335/B335 test products.
+
+config MACH_U300_BS365
+ bool "S365/B365 Test Products"
+ depends on MACH_U300
+ help
+ Select this if you're developing on the
+ S365/B365 test products.
+
+endchoice
+
+choice
+ prompt "Memory configuration"
+ default MACH_U300_SINGLE_RAM
+ ---help---
+ You have to config the kernel according to the physical memory
+ configuration.
+
+config MACH_U300_SINGLE_RAM
+ bool "Single RAM"
+ help
+ Select this if you want support for Single RAM phones.
+
+config MACH_U300_DUAL_RAM
+ bool "Dual RAM"
+ help
+ Select this if you want support for Dual RAM phones.
+ This is two RAM memorys on different EMIFs.
+endchoice
+
+config U300_DEBUG
+ bool "Debug support for U300"
+ depends on PM
+ help
+ Debug support for U300 in sysfs, procfs etc.
+
+config MACH_U300_SEMI_IS_SHARED
+ bool "The SEMI is used by both the access and application side"
+ depends on MACH_U300
+ help
+ This makes it possible to use the SEMI (Shared External
+ Memory Interface) from both from access and application
+ side.
+
+comment "All the settings below must match the bootloader's settings"
+
+config MACH_U300_ACCESS_MEM_SIZE
+ int "Access CPU memory allocation"
+ range 7 25
+ depends on MACH_U300_SINGLE_RAM
+ default 13
+ help
+ How much memory in MiB that the Access side CPU has allocated
+
+config MACH_U300_2MB_ALIGNMENT_FIX
+ bool "2MiB alignment fix"
+ depends on MACH_U300_SINGLE_RAM
+ default y
+ help
+ If yes and the Access side CPU has allocated an odd size in
+ MiB, this fix gives you one MiB extra that would otherwise be
+ lost due to Linux 2 MiB alignment policy.
+
+endmenu
+
+endif
--- /dev/null
+#
+# Makefile for the linux kernel, U300 machine.
+#
+
+obj-y := core.o clock.o timer.o gpio.o padmux.o
+obj-m :=
+obj-n :=
+obj- :=
+
+obj-$(CONFIG_ARCH_U300) += u300.o
+obj-$(CONFIG_MMC) += mmc.o
--- /dev/null
+# Note: the following conditions must always be true:
+# ZRELADDR == virt_to_phys(TEXTADDR)
+# PARAMS_PHYS must be within 4MB of ZRELADDR
+# INITRD_PHYS must be in RAM
+
+ifdef CONFIG_MACH_U300_SINGLE_RAM
+ zreladdr-y := 0x28E08000
+ params_phys-y := 0x28E00100
+else
+ zreladdr-y := 0x48008000
+ params_phys-y := 0x48000100
+endif
+
+# This isn't used.
+#initrd_phys-y := 0x29800000
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/clock.c
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Define clocks in the app platform.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ *
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/clk.h>
+#include <linux/mutex.h>
+#include <linux/spinlock.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/timer.h>
+#include <linux/io.h>
+
+#include <asm/clkdev.h>
+#include <mach/hardware.h>
+#include <mach/syscon.h>
+
+#include "clock.h"
+
+/*
+ * TODO:
+ * - move all handling of the CCR register into this file and create
+ * a spinlock for the CCR register
+ * - switch to the clkdevice lookup mechanism that maps clocks to
+ * device ID:s instead when it becomes available in kernel 2.6.29.
+ * - implement rate get/set for all clocks that need it.
+ */
+
+/*
+ * Syscon clock I/O registers lock so clock requests don't collide
+ * NOTE: this is a local lock only used to lock access to clock and
+ * reset registers in syscon.
+ */
+static DEFINE_SPINLOCK(syscon_clkreg_lock);
+static DEFINE_SPINLOCK(syscon_resetreg_lock);
+
+/*
+ * The clocking hierarchy currently looks like this.
+ * NOTE: the idea is NOT to show how the clocks are routed on the chip!
+ * The ideas is to show dependencies, so a clock higher up in the
+ * hierarchy has to be on in order for another clock to be on. Now,
+ * both CPU and DMA can actually be on top of the hierarchy, and that
+ * is not modeled currently. Instead we have the backbone AMBA bus on
+ * top. This bus cannot be programmed in any way but conceptually it
+ * needs to be active for the bridges and devices to transport data.
+ *
+ * Please be aware that a few clocks are hw controlled, which mean that
+ * the hw itself can turn on/off or change the rate of the clock when
+ * needed!
+ *
+ * AMBA bus
+ * |
+ * +- CPU
+ * +- NANDIF NAND Flash interface
+ * +- SEMI Shared Memory interface
+ * +- ISP Image Signal Processor (U335 only)
+ * +- CDS (U335 only)
+ * +- DMA Direct Memory Access Controller
+ * +- AAIF APP/ACC Inteface (Mobile Scalable Link, MSL)
+ * +- APEX
+ * +- VIDEO_ENC AVE2/3 Video Encoder
+ * +- XGAM Graphics Accelerator Controller
+ * +- AHB
+ * |
+ * +- ahb:0 AHB Bridge
+ * | |
+ * | +- ahb:1 INTCON Interrupt controller
+ * | +- ahb:3 MSPRO Memory Stick Pro controller
+ * | +- ahb:4 EMIF External Memory interface
+ * |
+ * +- fast:0 FAST bridge
+ * | |
+ * | +- fast:1 MMCSD MMC/SD card reader controller
+ * | +- fast:2 I2S0 PCM I2S channel 0 controller
+ * | +- fast:3 I2S1 PCM I2S channel 1 controller
+ * | +- fast:4 I2C0 I2C channel 0 controller
+ * | +- fast:5 I2C1 I2C channel 1 controller
+ * | +- fast:6 SPI SPI controller
+ * | +- fast:7 UART1 Secondary UART (U335 only)
+ * |
+ * +- slow:0 SLOW bridge
+ * |
+ * +- slow:1 SYSCON (not possible to control)
+ * +- slow:2 WDOG Watchdog
+ * +- slow:3 UART0 primary UART
+ * +- slow:4 TIMER_APP Application timer - used in Linux
+ * +- slow:5 KEYPAD controller
+ * +- slow:6 GPIO controller
+ * +- slow:7 RTC controller
+ * +- slow:8 BT Bus Tracer (not used currently)
+ * +- slow:9 EH Event Handler (not used currently)
+ * +- slow:a TIMER_ACC Access style timer (not used currently)
+ * +- slow:b PPM (U335 only, what is that?)
+ */
+
+/*
+ * Reset control functions. We remember if a block has been
+ * taken out of reset and don't remove the reset assertion again
+ * and vice versa. Currently we only remove resets so the
+ * enablement function is defined out.
+ */
+static void syscon_block_reset_enable(struct clk *clk)
+{
+ u16 val;
+ unsigned long iflags;
+
+ /* Not all blocks support resetting */
+ if (!clk->res_reg || !clk->res_mask)
+ return;
+ spin_lock_irqsave(&syscon_resetreg_lock, iflags);
+ val = readw(clk->res_reg);
+ val |= clk->res_mask;
+ writew(val, clk->res_reg);
+ spin_unlock_irqrestore(&syscon_resetreg_lock, iflags);
+ clk->reset = true;
+}
+
+static void syscon_block_reset_disable(struct clk *clk)
+{
+ u16 val;
+ unsigned long iflags;
+
+ /* Not all blocks support resetting */
+ if (!clk->res_reg || !clk->res_mask)
+ return;
+ spin_lock_irqsave(&syscon_resetreg_lock, iflags);
+ val = readw(clk->res_reg);
+ val &= ~clk->res_mask;
+ writew(val, clk->res_reg);
+ spin_unlock_irqrestore(&syscon_resetreg_lock, iflags);
+ clk->reset = false;
+}
+
+int __clk_get(struct clk *clk)
+{
+ u16 val;
+
+ /* The MMC and MSPRO clocks need some special set-up */
+ if (!strcmp(clk->name, "MCLK")) {
+ /* Set default MMC clock divisor to 18.9 MHz */
+ writew(0x0054U, U300_SYSCON_VBASE + U300_SYSCON_MMF0R);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_MMCR);
+ /* Disable the MMC feedback clock */
+ val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE;
+ /* Disable MSPRO frequency */
+ val &= ~U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_MMCR);
+ }
+ if (!strcmp(clk->name, "MSPRO")) {
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_MMCR);
+ /* Disable the MMC feedback clock */
+ val &= ~U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE;
+ /* Enable MSPRO frequency */
+ val |= U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_MMCR);
+ }
+ return 1;
+}
+EXPORT_SYMBOL(__clk_get);
+
+void __clk_put(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(__clk_put);
+
+static void syscon_clk_disable(struct clk *clk)
+{
+ unsigned long iflags;
+
+ /* Don't touch the hardware controlled clocks */
+ if (clk->hw_ctrld)
+ return;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ writew(clk->clk_val, U300_SYSCON_VBASE + U300_SYSCON_SBCDR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+static void syscon_clk_enable(struct clk *clk)
+{
+ unsigned long iflags;
+
+ /* Don't touch the hardware controlled clocks */
+ if (clk->hw_ctrld)
+ return;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ writew(clk->clk_val, U300_SYSCON_VBASE + U300_SYSCON_SBCER);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+static u16 syscon_clk_get_rate(void)
+{
+ u16 val;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val &= U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK;
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+ return val;
+}
+
+#ifdef CONFIG_MACH_U300_USE_I2S_AS_MASTER
+static void enable_i2s0_vcxo(void)
+{
+ u16 val;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ /* Set I2S0 to use the VCXO 26 MHz clock */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val |= U300_SYSCON_CCR_TURN_VCXO_ON;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val |= U300_SYSCON_CCR_I2S0_USE_VCXO;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ val |= U300_SYSCON_CEFR_I2S0_CLK_EN;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+static void enable_i2s1_vcxo(void)
+{
+ u16 val;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ /* Set I2S1 to use the VCXO 26 MHz clock */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val |= U300_SYSCON_CCR_TURN_VCXO_ON;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val |= U300_SYSCON_CCR_I2S1_USE_VCXO;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ val |= U300_SYSCON_CEFR_I2S1_CLK_EN;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+static void disable_i2s0_vcxo(void)
+{
+ u16 val;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ /* Disable I2S0 use of the VCXO 26 MHz clock */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val &= ~U300_SYSCON_CCR_I2S0_USE_VCXO;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ /* Deactivate VCXO if noone else is using VCXO */
+ if (!(val & U300_SYSCON_CCR_I2S1_USE_VCXO))
+ val &= ~U300_SYSCON_CCR_TURN_VCXO_ON;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ val &= ~U300_SYSCON_CEFR_I2S0_CLK_EN;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+static void disable_i2s1_vcxo(void)
+{
+ u16 val;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ /* Disable I2S1 use of the VCXO 26 MHz clock */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val &= ~U300_SYSCON_CCR_I2S1_USE_VCXO;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ /* Deactivate VCXO if noone else is using VCXO */
+ if (!(val & U300_SYSCON_CCR_I2S0_USE_VCXO))
+ val &= ~U300_SYSCON_CCR_TURN_VCXO_ON;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ val &= ~U300_SYSCON_CEFR_I2S0_CLK_EN;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CEFR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+#endif /* CONFIG_MACH_U300_USE_I2S_AS_MASTER */
+
+
+static void syscon_clk_rate_set_mclk(unsigned long rate)
+{
+ u16 val;
+ u32 reg;
+ unsigned long iflags;
+
+ switch (rate) {
+ case 18900000:
+ val = 0x0054;
+ break;
+ case 20800000:
+ val = 0x0044;
+ break;
+ case 23100000:
+ val = 0x0043;
+ break;
+ case 26000000:
+ val = 0x0033;
+ break;
+ case 29700000:
+ val = 0x0032;
+ break;
+ case 34700000:
+ val = 0x0022;
+ break;
+ case 41600000:
+ val = 0x0021;
+ break;
+ case 52000000:
+ val = 0x0011;
+ break;
+ case 104000000:
+ val = 0x0000;
+ break;
+ default:
+ printk(KERN_ERR "Trying to set MCLK to unknown speed! %ld\n",
+ rate);
+ return;
+ }
+
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ reg = readw(U300_SYSCON_VBASE + U300_SYSCON_MMF0R) &
+ ~U300_SYSCON_MMF0R_MASK;
+ writew(reg | val, U300_SYSCON_VBASE + U300_SYSCON_MMF0R);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+
+void syscon_clk_rate_set_cpuclk(unsigned long rate)
+{
+ u16 val;
+ unsigned long iflags;
+
+ switch (rate) {
+ case 13000000:
+ val = U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER;
+ break;
+ case 52000000:
+ val = U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE;
+ break;
+ case 104000000:
+ val = U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH;
+ break;
+ case 208000000:
+ val = U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST;
+ break;
+ default:
+ return;
+ }
+ spin_lock_irqsave(&syscon_clkreg_lock, iflags);
+ val |= readw(U300_SYSCON_VBASE + U300_SYSCON_CCR) &
+ ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK ;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ spin_unlock_irqrestore(&syscon_clkreg_lock, iflags);
+}
+EXPORT_SYMBOL(syscon_clk_rate_set_cpuclk);
+
+void clk_disable(struct clk *clk)
+{
+ unsigned long iflags;
+
+ spin_lock_irqsave(&clk->lock, iflags);
+ if (clk->usecount > 0 && !(--clk->usecount)) {
+ /* some blocks lack clocking registers and cannot be disabled */
+ if (clk->disable)
+ clk->disable(clk);
+ if (likely((u32)clk->parent))
+ clk_disable(clk->parent);
+ }
+#ifdef CONFIG_MACH_U300_USE_I2S_AS_MASTER
+ if (unlikely(!strcmp(clk->name, "I2S0")))
+ disable_i2s0_vcxo();
+ if (unlikely(!strcmp(clk->name, "I2S1")))
+ disable_i2s1_vcxo();
+#endif
+ spin_unlock_irqrestore(&clk->lock, iflags);
+}
+EXPORT_SYMBOL(clk_disable);
+
+int clk_enable(struct clk *clk)
+{
+ int ret = 0;
+ unsigned long iflags;
+
+ spin_lock_irqsave(&clk->lock, iflags);
+ if (clk->usecount++ == 0) {
+ if (likely((u32)clk->parent))
+ ret = clk_enable(clk->parent);
+
+ if (unlikely(ret != 0))
+ clk->usecount--;
+ else {
+ /* remove reset line (we never enable reset again) */
+ syscon_block_reset_disable(clk);
+ /* clocks without enable function are always on */
+ if (clk->enable)
+ clk->enable(clk);
+#ifdef CONFIG_MACH_U300_USE_I2S_AS_MASTER
+ if (unlikely(!strcmp(clk->name, "I2S0")))
+ enable_i2s0_vcxo();
+ if (unlikely(!strcmp(clk->name, "I2S1")))
+ enable_i2s1_vcxo();
+#endif
+ }
+ }
+ spin_unlock_irqrestore(&clk->lock, iflags);
+ return ret;
+
+}
+EXPORT_SYMBOL(clk_enable);
+
+/* Returns the clock rate in Hz */
+static unsigned long clk_get_rate_cpuclk(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ return 13000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ return 52000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ return 104000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ return 208000000;
+ default:
+ break;
+ }
+ return clk->rate;
+}
+
+static unsigned long clk_get_rate_ahb_clk(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ return 6500000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ return 26000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ return 52000000;
+ default:
+ break;
+ }
+ return clk->rate;
+
+}
+
+static unsigned long clk_get_rate_emif_clk(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ return 13000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ return 52000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ return 104000000;
+ default:
+ break;
+ }
+ return clk->rate;
+
+}
+
+static unsigned long clk_get_rate_xgamclk(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ return 6500000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ return 26000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ return 52000000;
+ default:
+ break;
+ }
+
+ return clk->rate;
+}
+
+static unsigned long clk_get_rate_mclk(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ /*
+ * Here, the 208 MHz PLL gets shut down and the always
+ * on 13 MHz PLL used for RTC etc kicks into use
+ * instead.
+ */
+ return 13000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ {
+ /*
+ * This clock is under program control. The register is
+ * divided in two nybbles, bit 7-4 gives cycles-1 to count
+ * high, bit 3-0 gives cycles-1 to count low. Distribute
+ * these with no more than 1 cycle difference between
+ * low and high and add low and high to get the actual
+ * divisor. The base PLL is 208 MHz. Writing 0x00 will
+ * divide by 1 and 1 so the highest frequency possible
+ * is 104 MHz.
+ *
+ * e.g. 0x54 =>
+ * f = 208 / ((5+1) + (4+1)) = 208 / 11 = 18.9 MHz
+ */
+ u16 val = readw(U300_SYSCON_VBASE + U300_SYSCON_MMF0R) &
+ U300_SYSCON_MMF0R_MASK;
+ switch (val) {
+ case 0x0054:
+ return 18900000;
+ case 0x0044:
+ return 20800000;
+ case 0x0043:
+ return 23100000;
+ case 0x0033:
+ return 26000000;
+ case 0x0032:
+ return 29700000;
+ case 0x0022:
+ return 34700000;
+ case 0x0021:
+ return 41600000;
+ case 0x0011:
+ return 52000000;
+ case 0x0000:
+ return 104000000;
+ default:
+ break;
+ }
+ }
+ default:
+ break;
+ }
+
+ return clk->rate;
+}
+
+static unsigned long clk_get_rate_i2s_i2c_spi(struct clk *clk)
+{
+ u16 val;
+
+ val = syscon_clk_get_rate();
+
+ switch (val) {
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW:
+ return 13000000;
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH:
+ case U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST:
+ return 26000000;
+ default:
+ break;
+ }
+
+ return clk->rate;
+}
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+ if (clk->get_rate)
+ return clk->get_rate(clk);
+ else
+ return clk->rate;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+static unsigned long clk_round_rate_mclk(struct clk *clk, unsigned long rate)
+{
+ if (rate >= 18900000)
+ return 18900000;
+ if (rate >= 20800000)
+ return 20800000;
+ if (rate >= 23100000)
+ return 23100000;
+ if (rate >= 26000000)
+ return 26000000;
+ if (rate >= 29700000)
+ return 29700000;
+ if (rate >= 34700000)
+ return 34700000;
+ if (rate >= 41600000)
+ return 41600000;
+ if (rate >= 52000000)
+ return 52000000;
+ return -EINVAL;
+}
+
+static unsigned long clk_round_rate_cpuclk(struct clk *clk, unsigned long rate)
+{
+ if (rate >= 13000000)
+ return 13000000;
+ if (rate >= 52000000)
+ return 52000000;
+ if (rate >= 104000000)
+ return 104000000;
+ if (rate >= 208000000)
+ return 208000000;
+ return -EINVAL;
+}
+
+/*
+ * This adjusts a requested rate to the closest exact rate
+ * a certain clock can provide. For a fixed clock it's
+ * mostly clk->rate.
+ */
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+ /* TODO: get apropriate switches for EMIFCLK, AHBCLK and MCLK */
+ /* Else default to fixed value */
+
+ if (clk->round_rate) {
+ return (long) clk->round_rate(clk, rate);
+ } else {
+ printk(KERN_ERR "clock: Failed to round rate of %s\n",
+ clk->name);
+ }
+ return (long) clk->rate;
+}
+EXPORT_SYMBOL(clk_round_rate);
+
+static int clk_set_rate_mclk(struct clk *clk, unsigned long rate)
+{
+ syscon_clk_rate_set_mclk(clk_round_rate(clk, rate));
+ return 0;
+}
+
+static int clk_set_rate_cpuclk(struct clk *clk, unsigned long rate)
+{
+ syscon_clk_rate_set_cpuclk(clk_round_rate(clk, rate));
+ return 0;
+}
+
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+ /* TODO: set for EMIFCLK and AHBCLK */
+ /* Else assume the clock is fixed and fail */
+ if (clk->set_rate) {
+ return clk->set_rate(clk, rate);
+ } else {
+ printk(KERN_ERR "clock: Failed to set %s to %ld hz\n",
+ clk->name, rate);
+ return -EINVAL;
+ }
+}
+EXPORT_SYMBOL(clk_set_rate);
+
+/*
+ * Clock definitions. The clock parents are set to respective
+ * bridge and the clock framework makes sure that the clocks have
+ * parents activated and are brought out of reset when in use.
+ *
+ * Clocks that have hw_ctrld = true are hw controlled, and the hw
+ * can by itself turn these clocks on and off.
+ * So in other words, we don't really have to care about them.
+ */
+
+static struct clk amba_clk = {
+ .name = "AMBA",
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = false,
+};
+
+/*
+ * These blocks are connected directly to the AMBA bus
+ * with no bridge.
+ */
+
+static struct clk cpu_clk = {
+ .name = "CPU",
+ .parent = &amba_clk,
+ .rate = 208000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_CPU_RESET_EN,
+ .set_rate = clk_set_rate_cpuclk,
+ .get_rate = clk_get_rate_cpuclk,
+ .round_rate = clk_round_rate_cpuclk,
+};
+
+static struct clk nandif_clk = {
+ .name = "NANDIF",
+ .parent = &amba_clk,
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_NANDIF_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_NANDIF_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk semi_clk = {
+ .name = "SEMI",
+ .parent = &amba_clk,
+ .rate = 0, /* FIXME */
+ /* It is not possible to reset SEMI */
+ .hw_ctrld = false,
+ .reset = false,
+ .clk_val = U300_SYSCON_SBCER_SEMI_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+#ifdef CONFIG_MACH_U300_BS335
+static struct clk isp_clk = {
+ .name = "ISP",
+ .parent = &amba_clk,
+ .rate = 0, /* FIXME */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_ISP_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_ISP_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk cds_clk = {
+ .name = "CDS",
+ .parent = &amba_clk,
+ .rate = 0, /* FIXME */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_CDS_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_CDS_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+#endif
+
+static struct clk dma_clk = {
+ .name = "DMA",
+ .parent = &amba_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_DMAC_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_DMAC_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk aaif_clk = {
+ .name = "AAIF",
+ .parent = &amba_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_AAIF_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_AAIF_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk apex_clk = {
+ .name = "APEX",
+ .parent = &amba_clk,
+ .rate = 0, /* FIXME */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_APEX_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_APEX_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk video_enc_clk = {
+ .name = "VIDEO_ENC",
+ .parent = &amba_clk,
+ .rate = 208000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = false,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ /* This has XGAM in the name but refers to the video encoder */
+ .res_mask = U300_SYSCON_RRR_XGAM_VC_SYNC_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_VIDEO_ENC_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk xgam_clk = {
+ .name = "XGAMCLK",
+ .parent = &amba_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_XGAM_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_XGAM_CLK_EN,
+ .get_rate = clk_get_rate_xgamclk,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+/* This clock is used to activate the video encoder */
+static struct clk ahb_clk = {
+ .name = "AHB",
+ .parent = &amba_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = false, /* This one is set to false due to HW bug */
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_AHB_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_AHB_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_ahb_clk,
+};
+
+
+/*
+ * Clocks on the AHB bridge
+ */
+
+static struct clk ahb_subsys_clk = {
+ .name = "AHB_SUBSYS",
+ .parent = &amba_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = false,
+ .clk_val = U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_ahb_clk,
+};
+
+static struct clk intcon_clk = {
+ .name = "INTCON",
+ .parent = &ahb_subsys_clk,
+ .rate = 52000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_INTCON_RESET_EN,
+ /* INTCON can be reset but not clock-gated */
+};
+
+static struct clk mspro_clk = {
+ .name = "MSPRO",
+ .parent = &ahb_subsys_clk,
+ .rate = 0, /* FIXME */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_MSPRO_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_MSPRO_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk emif_clk = {
+ .name = "EMIF",
+ .parent = &ahb_subsys_clk,
+ .rate = 104000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RRR,
+ .res_mask = U300_SYSCON_RRR_EMIF_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_EMIF_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_emif_clk,
+};
+
+
+/*
+ * Clocks on the FAST bridge
+ */
+static struct clk fast_clk = {
+ .name = "FAST_BRIDGE",
+ .parent = &amba_clk,
+ .rate = 13000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_FAST_BRIDGE_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk mmcsd_clk = {
+ .name = "MCLK",
+ .parent = &fast_clk,
+ .rate = 18900000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_MMC_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_MMC_CLK_EN,
+ .get_rate = clk_get_rate_mclk,
+ .set_rate = clk_set_rate_mclk,
+ .round_rate = clk_round_rate_mclk,
+ .disable = syscon_clk_disable,
+ .enable = syscon_clk_enable,
+};
+
+static struct clk i2s0_clk = {
+ .name = "i2s0",
+ .parent = &fast_clk,
+ .rate = 26000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_PCM_I2S0_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_I2S0_CORE_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_i2s_i2c_spi,
+};
+
+static struct clk i2s1_clk = {
+ .name = "i2s1",
+ .parent = &fast_clk,
+ .rate = 26000000, /* this varies! */
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_PCM_I2S1_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_I2S1_CORE_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_i2s_i2c_spi,
+};
+
+static struct clk i2c0_clk = {
+ .name = "I2C0",
+ .parent = &fast_clk,
+ .rate = 26000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_I2C0_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_I2C0_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_i2s_i2c_spi,
+};
+
+static struct clk i2c1_clk = {
+ .name = "I2C1",
+ .parent = &fast_clk,
+ .rate = 26000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_I2C1_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_I2C1_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_i2s_i2c_spi,
+};
+
+static struct clk spi_clk = {
+ .name = "SPI",
+ .parent = &fast_clk,
+ .rate = 26000000, /* this varies! */
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_SPI_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_SPI_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+ .get_rate = clk_get_rate_i2s_i2c_spi,
+};
+
+#ifdef CONFIG_MACH_U300_BS335
+static struct clk uart1_clk = {
+ .name = "UART1",
+ .parent = &fast_clk,
+ .rate = 13000000,
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RFR,
+ .res_mask = U300_SYSCON_RFR_UART1_RESET_ENABLE,
+ .clk_val = U300_SYSCON_SBCER_UART1_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+#endif
+
+
+/*
+ * Clocks on the SLOW bridge
+ */
+static struct clk slow_clk = {
+ .name = "SLOW_BRIDGE",
+ .parent = &amba_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_SLOW_BRIDGE_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+/* TODO: implement SYSCON clock? */
+
+static struct clk wdog_clk = {
+ .name = "WDOG",
+ .parent = &slow_clk,
+ .hw_ctrld = false,
+ .rate = 32768,
+ .reset = false,
+ /* This is always on, cannot be enabled/disabled or reset */
+};
+
+/* This one is hardwired to PLL13 */
+static struct clk uart_clk = {
+ .name = "UARTCLK",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_UART_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_UART_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk keypad_clk = {
+ .name = "KEYPAD",
+ .parent = &slow_clk,
+ .rate = 32768,
+ .hw_ctrld = false,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_KEYPAD_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_KEYPAD_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk gpio_clk = {
+ .name = "GPIO",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_GPIO_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_GPIO_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk rtc_clk = {
+ .name = "RTC",
+ .parent = &slow_clk,
+ .rate = 32768,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_RTC_RESET_EN,
+ /* This clock is always on, cannot be enabled/disabled */
+};
+
+static struct clk bustr_clk = {
+ .name = "BUSTR",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_BTR_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_BTR_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk evhist_clk = {
+ .name = "EVHIST",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_EH_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_EH_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk timer_clk = {
+ .name = "TIMER",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_ACC_TMR_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_ACC_TMR_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+static struct clk app_timer_clk = {
+ .name = "TIMER_APP",
+ .parent = &slow_clk,
+ .rate = 13000000,
+ .hw_ctrld = true,
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_APP_TMR_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_APP_TMR_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+
+#ifdef CONFIG_MACH_U300_BS335
+static struct clk ppm_clk = {
+ .name = "PPM",
+ .parent = &slow_clk,
+ .rate = 0, /* FIXME */
+ .hw_ctrld = true, /* TODO: Look up if it is hw ctrld or not */
+ .reset = true,
+ .res_reg = U300_SYSCON_VBASE + U300_SYSCON_RSR,
+ .res_mask = U300_SYSCON_RSR_PPM_RESET_EN,
+ .clk_val = U300_SYSCON_SBCER_PPM_CLK_EN,
+ .enable = syscon_clk_enable,
+ .disable = syscon_clk_disable,
+};
+#endif
+
+#define DEF_LOOKUP(devid, clkref) \
+ { \
+ .dev_id = devid, \
+ .clk = clkref, \
+ }
+
+/*
+ * Here we only define clocks that are meaningful to
+ * look up through clockdevice.
+ */
+static struct clk_lookup lookups[] = {
+ /* Connected directly to the AMBA bus */
+ DEF_LOOKUP("amba", &amba_clk),
+ DEF_LOOKUP("cpu", &cpu_clk),
+ DEF_LOOKUP("nandif", &nandif_clk),
+ DEF_LOOKUP("semi", &semi_clk),
+#ifdef CONFIG_MACH_U300_BS335
+ DEF_LOOKUP("isp", &isp_clk),
+ DEF_LOOKUP("cds", &cds_clk),
+#endif
+ DEF_LOOKUP("dma", &dma_clk),
+ DEF_LOOKUP("aaif", &aaif_clk),
+ DEF_LOOKUP("apex", &apex_clk),
+ DEF_LOOKUP("video_enc", &video_enc_clk),
+ DEF_LOOKUP("xgam", &xgam_clk),
+ DEF_LOOKUP("ahb", &ahb_clk),
+ /* AHB bridge clocks */
+ DEF_LOOKUP("ahb", &ahb_subsys_clk),
+ DEF_LOOKUP("intcon", &intcon_clk),
+ DEF_LOOKUP("mspro", &mspro_clk),
+ DEF_LOOKUP("pl172", &emif_clk),
+ /* FAST bridge clocks */
+ DEF_LOOKUP("fast", &fast_clk),
+ DEF_LOOKUP("mmci", &mmcsd_clk),
+ /*
+ * The .0 and .1 identifiers on these comes from the platform device
+ * .id field and are assigned when the platform devices are registered.
+ */
+ DEF_LOOKUP("i2s.0", &i2s0_clk),
+ DEF_LOOKUP("i2s.1", &i2s1_clk),
+ DEF_LOOKUP("stddci2c.0", &i2c0_clk),
+ DEF_LOOKUP("stddci2c.1", &i2c1_clk),
+ DEF_LOOKUP("pl022", &spi_clk),
+#ifdef CONFIG_MACH_U300_BS335
+ DEF_LOOKUP("uart1", &uart1_clk),
+#endif
+ /* SLOW bridge clocks */
+ DEF_LOOKUP("slow", &slow_clk),
+ DEF_LOOKUP("wdog", &wdog_clk),
+ DEF_LOOKUP("uart0", &uart_clk),
+ DEF_LOOKUP("apptimer", &app_timer_clk),
+ DEF_LOOKUP("keypad", &keypad_clk),
+ DEF_LOOKUP("u300-gpio", &gpio_clk),
+ DEF_LOOKUP("rtc0", &rtc_clk),
+ DEF_LOOKUP("bustr", &bustr_clk),
+ DEF_LOOKUP("evhist", &evhist_clk),
+ DEF_LOOKUP("timer", &timer_clk),
+#ifdef CONFIG_MACH_U300_BS335
+ DEF_LOOKUP("ppm", &ppm_clk),
+#endif
+};
+
+static void __init clk_register(void)
+{
+ int i;
+
+ /* Register the lookups */
+ for (i = 0; i < ARRAY_SIZE(lookups); i++)
+ clkdev_add(&lookups[i]);
+}
+
+/*
+ * These are the clocks for cells registered as primecell drivers
+ * on the AMBA bus. These must be on during AMBA device registration
+ * since the bus probe will attempt to read magic configuration
+ * registers for these devices. If they are deactivated these probes
+ * will fail.
+ *
+ *
+ * Please note that on emif, both RAM and NAND is connected in dual
+ * RAM phones. On single RAM phones, ram is on semi and NAND on emif.
+ *
+ */
+void u300_clock_primecells(void)
+{
+ clk_enable(&intcon_clk);
+ clk_enable(&uart_clk);
+#ifdef CONFIG_MACH_U300_BS335
+ clk_enable(&uart1_clk);
+#endif
+ clk_enable(&spi_clk);
+
+ clk_enable(&mmcsd_clk);
+
+}
+EXPORT_SYMBOL(u300_clock_primecells);
+
+void u300_unclock_primecells(void)
+{
+
+ clk_disable(&intcon_clk);
+ clk_disable(&uart_clk);
+#ifdef CONFIG_MACH_U300_BS335
+ clk_disable(&uart1_clk);
+#endif
+ clk_disable(&spi_clk);
+ clk_disable(&mmcsd_clk);
+
+}
+EXPORT_SYMBOL(u300_unclock_primecells);
+
+/*
+ * The interrupt controller is enabled before the clock API is registered.
+ */
+void u300_enable_intcon_clock(void)
+{
+ clk_enable(&intcon_clk);
+}
+EXPORT_SYMBOL(u300_enable_intcon_clock);
+
+/*
+ * The timer is enabled before the clock API is registered.
+ */
+void u300_enable_timer_clock(void)
+{
+ clk_enable(&app_timer_clk);
+}
+EXPORT_SYMBOL(u300_enable_timer_clock);
+
+#if (defined(CONFIG_DEBUG_FS) && defined(CONFIG_U300_DEBUG))
+/*
+ * The following makes it possible to view the status (especially
+ * reference count and reset status) for the clocks in the platform
+ * by looking into the special file <debugfs>/u300_clocks
+ */
+
+/* A list of all clocks in the platform */
+static struct clk *clks[] = {
+ /* Top node clock for the AMBA bus */
+ &amba_clk,
+ /* Connected directly to the AMBA bus */
+ &cpu_clk,
+ &nandif_clk,
+ &semi_clk,
+#ifdef CONFIG_MACH_U300_BS335
+ &isp_clk,
+ &cds_clk,
+#endif
+ &dma_clk,
+ &aaif_clk,
+ &apex_clk,
+ &video_enc_clk,
+ &xgam_clk,
+ &ahb_clk,
+
+ /* AHB bridge clocks */
+ &ahb_subsys_clk,
+ &intcon_clk,
+ &mspro_clk,
+ &emif_clk,
+ /* FAST bridge clocks */
+ &fast_clk,
+ &mmcsd_clk,
+ &i2s0_clk,
+ &i2s1_clk,
+ &i2c0_clk,
+ &i2c1_clk,
+ &spi_clk,
+#ifdef CONFIG_MACH_U300_BS335
+ &uart1_clk,
+#endif
+ /* SLOW bridge clocks */
+ &slow_clk,
+ &wdog_clk,
+ &uart_clk,
+ &app_timer_clk,
+ &keypad_clk,
+ &gpio_clk,
+ &rtc_clk,
+ &bustr_clk,
+ &evhist_clk,
+ &timer_clk,
+#ifdef CONFIG_MACH_U300_BS335
+ &ppm_clk,
+#endif
+};
+
+static int u300_clocks_show(struct seq_file *s, void *data)
+{
+ struct clk *clk;
+ int i;
+
+ seq_printf(s, "CLOCK DEVICE RESET STATE\t" \
+ "ACTIVE\tUSERS\tHW CTRL FREQ\n");
+ seq_printf(s, "---------------------------------------------" \
+ "-----------------------------------------\n");
+ for (i = 0; i < ARRAY_SIZE(clks); i++) {
+ clk = clks[i];
+ if (clk != ERR_PTR(-ENOENT)) {
+ /* Format clock and device name nicely */
+ char cdp[33];
+ int chars;
+
+ chars = snprintf(&cdp[0], 17, "%s", clk->name);
+ while (chars < 16) {
+ cdp[chars] = ' ';
+ chars++;
+ }
+ chars = snprintf(&cdp[16], 17, "%s", clk->dev ?
+ dev_name(clk->dev) : "N/A");
+ while (chars < 16) {
+ cdp[chars+16] = ' ';
+ chars++;
+ }
+ cdp[32] = '\0';
+ if (clk->get_rate)
+ seq_printf(s,
+ "%s%s\t%s\t%d\t%s\t%lu Hz\n",
+ &cdp[0],
+ clk->reset ?
+ "ASSERTED" : "RELEASED",
+ clk->usecount ? "ON" : "OFF",
+ clk->usecount,
+ clk->hw_ctrld ? "YES" : "NO ",
+ clk->get_rate(clk));
+ else
+ seq_printf(s,
+ "%s%s\t%s\t%d\t%s\t" \
+ "(unknown rate)\n",
+ &cdp[0],
+ clk->reset ?
+ "ASSERTED" : "RELEASED",
+ clk->usecount ? "ON" : "OFF",
+ clk->usecount,
+ clk->hw_ctrld ? "YES" : "NO ");
+ }
+ }
+ return 0;
+}
+
+static int u300_clocks_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, u300_clocks_show, NULL);
+}
+
+static const struct file_operations u300_clocks_operations = {
+ .open = u300_clocks_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static void init_clk_read_procfs(void)
+{
+ /* Expose a simple debugfs interface to view all clocks */
+ (void) debugfs_create_file("u300_clocks", S_IFREG | S_IRUGO,
+ NULL, NULL, &u300_clocks_operations);
+}
+#else
+static inline void init_clk_read_procfs(void)
+{
+}
+#endif
+
+static int __init u300_clock_init(void)
+{
+ u16 val;
+
+ /*
+ * FIXME: shall all this powermanagement stuff really live here???
+ */
+
+ /* Set system to run at PLL208, max performance, a known state. */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val &= ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ /* Wait for the PLL208 to lock if not locked in yet */
+ while (!(readw(U300_SYSCON_VBASE + U300_SYSCON_CSR) &
+ U300_SYSCON_CSR_PLL208_LOCK_IND));
+
+ /* Power management enable */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMCR);
+ val |= U300_SYSCON_PMCR_PWR_MGNT_ENABLE;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMCR);
+
+ clk_register();
+
+ init_clk_read_procfs();
+
+ /*
+ * Some of these may be on when we boot the system so make sure they
+ * are turned OFF.
+ */
+ syscon_block_reset_enable(&timer_clk);
+ timer_clk.disable(&timer_clk);
+
+ /*
+ * These shall be turned on by default when we boot the system
+ * so make sure they are ON. (Adding CPU here is a bit too much.)
+ * These clocks will be claimed by drivers later.
+ */
+ syscon_block_reset_disable(&semi_clk);
+ syscon_block_reset_disable(&emif_clk);
+ semi_clk.enable(&semi_clk);
+ emif_clk.enable(&emif_clk);
+
+ return 0;
+}
+/* initialize clocking early to be available later in the boot */
+core_initcall(u300_clock_init);
--- /dev/null
+/*
+ * arch/arm/mach-u300/include/mach/clock.h
+ *
+ * Copyright (C) 2004 - 2005 Nokia corporation
+ * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
+ * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * Adopted to ST-Ericsson U300 platforms by
+ * Jonas Aaberg <jonas.aberg@stericsson.com>
+ *
+ * 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.
+ *
+ */
+
+#ifndef __MACH_CLOCK_H
+#define __MACH_CLOCK_H
+
+#include <linux/clk.h>
+
+struct clk {
+ struct list_head node;
+ struct module *owner;
+ struct device *dev;
+ const char *name;
+ struct clk *parent;
+
+ spinlock_t lock;
+ unsigned long rate;
+ bool reset;
+ __u16 clk_val;
+ __s8 usecount;
+ __u32 res_reg;
+ __u16 res_mask;
+
+ bool hw_ctrld;
+
+ void (*recalc) (struct clk *);
+ int (*set_rate) (struct clk *, unsigned long);
+ unsigned long (*get_rate) (struct clk *);
+ unsigned long (*round_rate) (struct clk *, unsigned long);
+ void (*init) (struct clk *);
+ void (*enable) (struct clk *);
+ void (*disable) (struct clk *);
+};
+
+void u300_clock_primecells(void);
+void u300_unclock_primecells(void);
+void u300_enable_intcon_clock(void);
+void u300_enable_timer_clock(void);
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/core.c
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Core platform support, IRQ handling and device definitions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/bitops.h>
+#include <linux/device.h>
+#include <linux/mm.h>
+#include <linux/termios.h>
+#include <linux/amba/bus.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+#include <asm/types.h>
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/syscon.h>
+
+#include "clock.h"
+#include "mmc.h"
+
+/*
+ * Static I/O mappings that are needed for booting the U300 platforms. The
+ * only things we need are the areas where we find the timer, syscon and
+ * intcon, since the remaining device drivers will map their own memory
+ * physical to virtual as the need arise.
+ */
+static struct map_desc u300_io_desc[] __initdata = {
+ {
+ .virtual = U300_SLOW_PER_VIRT_BASE,
+ .pfn = __phys_to_pfn(U300_SLOW_PER_PHYS_BASE),
+ .length = SZ_64K,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = U300_AHB_PER_VIRT_BASE,
+ .pfn = __phys_to_pfn(U300_AHB_PER_PHYS_BASE),
+ .length = SZ_32K,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = U300_FAST_PER_VIRT_BASE,
+ .pfn = __phys_to_pfn(U300_FAST_PER_PHYS_BASE),
+ .length = SZ_32K,
+ .type = MT_DEVICE,
+ },
+ {
+ .virtual = 0xffff2000, /* TCM memory */
+ .pfn = __phys_to_pfn(0xffff2000),
+ .length = SZ_16K,
+ .type = MT_DEVICE,
+ },
+
+ /*
+ * This overlaps with the IRQ vectors etc at 0xffff0000, so these
+ * may have to be moved to 0x00000000 in order to use the ROM.
+ */
+ /*
+ {
+ .virtual = U300_BOOTROM_VIRT_BASE,
+ .pfn = __phys_to_pfn(U300_BOOTROM_PHYS_BASE),
+ .length = SZ_64K,
+ .type = MT_ROM,
+ },
+ */
+};
+
+void __init u300_map_io(void)
+{
+ iotable_init(u300_io_desc, ARRAY_SIZE(u300_io_desc));
+}
+
+/*
+ * Declaration of devices found on the U300 board and
+ * their respective memory locations.
+ */
+static struct amba_device uart0_device = {
+ .dev = {
+ .init_name = "uart0", /* Slow device at 0x3000 offset */
+ .platform_data = NULL,
+ },
+ .res = {
+ .start = U300_UART0_BASE,
+ .end = U300_UART0_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = { IRQ_U300_UART0, NO_IRQ },
+};
+
+/* The U335 have an additional UART1 on the APP CPU */
+#ifdef CONFIG_MACH_U300_BS335
+static struct amba_device uart1_device = {
+ .dev = {
+ .init_name = "uart1", /* Fast device at 0x7000 offset */
+ .platform_data = NULL,
+ },
+ .res = {
+ .start = U300_UART1_BASE,
+ .end = U300_UART1_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = { IRQ_U300_UART1, NO_IRQ },
+};
+#endif
+
+static struct amba_device pl172_device = {
+ .dev = {
+ .init_name = "pl172", /* AHB device at 0x4000 offset */
+ .platform_data = NULL,
+ },
+ .res = {
+ .start = U300_EMIF_CFG_BASE,
+ .end = U300_EMIF_CFG_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+
+/*
+ * Everything within this next ifdef deals with external devices connected to
+ * the APP SPI bus.
+ */
+static struct amba_device pl022_device = {
+ .dev = {
+ .coherent_dma_mask = ~0,
+ .init_name = "pl022", /* Fast device at 0x6000 offset */
+ },
+ .res = {
+ .start = U300_SPI_BASE,
+ .end = U300_SPI_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_U300_SPI, NO_IRQ },
+ /*
+ * This device has a DMA channel but the Linux driver does not use
+ * it currently.
+ */
+};
+
+static struct amba_device mmcsd_device = {
+ .dev = {
+ .init_name = "mmci", /* Fast device at 0x1000 offset */
+ .platform_data = NULL, /* Added later */
+ },
+ .res = {
+ .start = U300_MMCSD_BASE,
+ .end = U300_MMCSD_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_U300_MMCSD_MCIINTR0, IRQ_U300_MMCSD_MCIINTR1 },
+ /*
+ * This device has a DMA channel but the Linux driver does not use
+ * it currently.
+ */
+};
+
+/*
+ * The order of device declaration may be important, since some devices
+ * have dependencies on other devices being initialized first.
+ */
+static struct amba_device *amba_devs[] __initdata = {
+ &uart0_device,
+#ifdef CONFIG_MACH_U300_BS335
+ &uart1_device,
+#endif
+ &pl022_device,
+ &pl172_device,
+ &mmcsd_device,
+};
+
+/* Here follows a list of all hw resources that the platform devices
+ * allocate. Note, clock dependencies are not included
+ */
+
+static struct resource gpio_resources[] = {
+ {
+ .start = U300_GPIO_BASE,
+ .end = (U300_GPIO_BASE + SZ_4K - 1),
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "gpio0",
+ .start = IRQ_U300_GPIO_PORT0,
+ .end = IRQ_U300_GPIO_PORT0,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "gpio1",
+ .start = IRQ_U300_GPIO_PORT1,
+ .end = IRQ_U300_GPIO_PORT1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "gpio2",
+ .start = IRQ_U300_GPIO_PORT2,
+ .end = IRQ_U300_GPIO_PORT2,
+ .flags = IORESOURCE_IRQ,
+ },
+#ifdef U300_COH901571_3
+ {
+ .name = "gpio3",
+ .start = IRQ_U300_GPIO_PORT3,
+ .end = IRQ_U300_GPIO_PORT3,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "gpio4",
+ .start = IRQ_U300_GPIO_PORT4,
+ .end = IRQ_U300_GPIO_PORT4,
+ .flags = IORESOURCE_IRQ,
+ },
+#ifdef CONFIG_MACH_U300_BS335
+ {
+ .name = "gpio5",
+ .start = IRQ_U300_GPIO_PORT5,
+ .end = IRQ_U300_GPIO_PORT5,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "gpio6",
+ .start = IRQ_U300_GPIO_PORT6,
+ .end = IRQ_U300_GPIO_PORT6,
+ .flags = IORESOURCE_IRQ,
+ },
+#endif /* CONFIG_MACH_U300_BS335 */
+#endif /* U300_COH901571_3 */
+};
+
+static struct resource keypad_resources[] = {
+ {
+ .start = U300_KEYPAD_BASE,
+ .end = U300_KEYPAD_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "coh901461-press",
+ .start = IRQ_U300_KEYPAD_KEYBF,
+ .end = IRQ_U300_KEYPAD_KEYBF,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "coh901461-release",
+ .start = IRQ_U300_KEYPAD_KEYBR,
+ .end = IRQ_U300_KEYPAD_KEYBR,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource rtc_resources[] = {
+ {
+ .start = U300_RTC_BASE,
+ .end = U300_RTC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_U300_RTC,
+ .end = IRQ_U300_RTC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+/*
+ * Fsmc does have IRQs: #43 and #44 (NFIF and NFIF2)
+ * but these are not yet used by the driver.
+ */
+static struct resource fsmc_resources[] = {
+ {
+ .start = U300_NAND_IF_PHYS_BASE,
+ .end = U300_NAND_IF_PHYS_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct resource i2c0_resources[] = {
+ {
+ .start = U300_I2C0_BASE,
+ .end = U300_I2C0_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_U300_I2C0,
+ .end = IRQ_U300_I2C0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource i2c1_resources[] = {
+ {
+ .start = U300_I2C1_BASE,
+ .end = U300_I2C1_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_U300_I2C1,
+ .end = IRQ_U300_I2C1,
+ .flags = IORESOURCE_IRQ,
+ },
+
+};
+
+static struct resource wdog_resources[] = {
+ {
+ .start = U300_WDOG_BASE,
+ .end = U300_WDOG_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_U300_WDOG,
+ .end = IRQ_U300_WDOG,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+/* TODO: These should be protected by suitable #ifdef's */
+static struct resource ave_resources[] = {
+ {
+ .name = "AVE3e I/O Area",
+ .start = U300_VIDEOENC_BASE,
+ .end = U300_VIDEOENC_BASE + SZ_512K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "AVE3e IRQ0",
+ .start = IRQ_U300_VIDEO_ENC_0,
+ .end = IRQ_U300_VIDEO_ENC_0,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "AVE3e IRQ1",
+ .start = IRQ_U300_VIDEO_ENC_1,
+ .end = IRQ_U300_VIDEO_ENC_1,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "AVE3e Physmem Area",
+ .start = 0, /* 0 will be remapped to reserved memory */
+ .end = SZ_1M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ /*
+ * The AVE3e requires two regions of 256MB that it considers
+ * "invisible". The hardware will not be able to access these
+ * adresses, so they should never point to system RAM.
+ */
+ {
+ .name = "AVE3e Reserved 0",
+ .start = 0xd0000000,
+ .end = 0xd0000000 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "AVE3e Reserved 1",
+ .start = 0xe0000000,
+ .end = 0xe0000000 + SZ_256M - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device wdog_device = {
+ .name = "wdog",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(wdog_resources),
+ .resource = wdog_resources,
+};
+
+static struct platform_device i2c0_device = {
+ .name = "stddci2c",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(i2c0_resources),
+ .resource = i2c0_resources,
+};
+
+static struct platform_device i2c1_device = {
+ .name = "stddci2c",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(i2c1_resources),
+ .resource = i2c1_resources,
+};
+
+static struct platform_device gpio_device = {
+ .name = "u300-gpio",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(gpio_resources),
+ .resource = gpio_resources,
+};
+
+static struct platform_device keypad_device = {
+ .name = "keypad",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(keypad_resources),
+ .resource = keypad_resources,
+};
+
+static struct platform_device rtc_device = {
+ .name = "rtc0",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(rtc_resources),
+ .resource = rtc_resources,
+};
+
+static struct platform_device fsmc_device = {
+ .name = "nandif",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(fsmc_resources),
+ .resource = fsmc_resources,
+};
+
+static struct platform_device ave_device = {
+ .name = "video_enc",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(ave_resources),
+ .resource = ave_resources,
+};
+
+/*
+ * Notice that AMBA devices are initialized before platform devices.
+ *
+ */
+static struct platform_device *platform_devs[] __initdata = {
+ &i2c0_device,
+ &i2c1_device,
+ &keypad_device,
+ &rtc_device,
+ &gpio_device,
+ &fsmc_device,
+ &wdog_device,
+ &ave_device
+};
+
+
+/*
+ * Interrupts: the U300 platforms have two pl190 ARM PrimeCells connected
+ * together so some interrupts are connected to the first one and some
+ * to the second one.
+ */
+void __init u300_init_irq(void)
+{
+ u32 mask[2] = {0, 0};
+ int i;
+
+ for (i = 0; i < NR_IRQS; i++)
+ set_bit(i, (unsigned long *) &mask[0]);
+ u300_enable_intcon_clock();
+ vic_init((void __iomem *) U300_INTCON0_VBASE, 0, mask[0], 0);
+ vic_init((void __iomem *) U300_INTCON1_VBASE, 32, mask[1], 0);
+}
+
+
+/*
+ * U300 platforms peripheral handling
+ */
+struct db_chip {
+ u16 chipid;
+ const char *name;
+};
+
+/*
+ * This is a list of the Digital Baseband chips used in the U300 platform.
+ */
+static struct db_chip db_chips[] __initdata = {
+ {
+ .chipid = 0xb800,
+ .name = "DB3000",
+ },
+ {
+ .chipid = 0xc000,
+ .name = "DB3100",
+ },
+ {
+ .chipid = 0xc800,
+ .name = "DB3150",
+ },
+ {
+ .chipid = 0xd800,
+ .name = "DB3200",
+ },
+ {
+ .chipid = 0xe000,
+ .name = "DB3250",
+ },
+ {
+ .chipid = 0xe800,
+ .name = "DB3210",
+ },
+ {
+ .chipid = 0xf000,
+ .name = "DB3350 P1x",
+ },
+ {
+ .chipid = 0xf100,
+ .name = "DB3350 P2x",
+ },
+ {
+ .chipid = 0x0000, /* List terminator */
+ .name = NULL,
+ }
+};
+
+static void u300_init_check_chip(void)
+{
+
+ u16 val;
+ struct db_chip *chip;
+ const char *chipname;
+ const char unknown[] = "UNKNOWN";
+
+ /* Read out and print chip ID */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CIDR);
+ /* This is in funky bigendian order... */
+ val = (val & 0xFFU) << 8 | (val >> 8);
+ chip = db_chips;
+ chipname = unknown;
+
+ for ( ; chip->chipid; chip++) {
+ if (chip->chipid == (val & 0xFF00U)) {
+ chipname = chip->name;
+ break;
+ }
+ }
+ printk(KERN_INFO "Initializing U300 system on %s baseband chip " \
+ "(chip ID 0x%04x)\n", chipname, val);
+
+#ifdef CONFIG_MACH_U300_BS26
+ if ((val & 0xFF00U) != 0xc800) {
+ printk(KERN_ERR "Platform configured for BS25/BS26 " \
+ "with DB3150 but %s detected, expect problems!",
+ chipname);
+ }
+#endif
+#ifdef CONFIG_MACH_U300_BS330
+ if ((val & 0xFF00U) != 0xd800) {
+ printk(KERN_ERR "Platform configured for BS330 " \
+ "with DB3200 but %s detected, expect problems!",
+ chipname);
+ }
+#endif
+#ifdef CONFIG_MACH_U300_BS335
+ if ((val & 0xFF00U) != 0xf000 && (val & 0xFF00U) != 0xf100) {
+ printk(KERN_ERR "Platform configured for BS365 " \
+ " with DB3350 but %s detected, expect problems!",
+ chipname);
+ }
+#endif
+#ifdef CONFIG_MACH_U300_BS365
+ if ((val & 0xFF00U) != 0xe800) {
+ printk(KERN_ERR "Platform configured for BS365 " \
+ "with DB3210 but %s detected, expect problems!",
+ chipname);
+ }
+#endif
+
+
+}
+
+/*
+ * Some devices and their resources require reserved physical memory from
+ * the end of the available RAM. This function traverses the list of devices
+ * and assigns actual adresses to these.
+ */
+static void __init u300_assign_physmem(void)
+{
+ unsigned long curr_start = __pa(high_memory);
+ int i, j;
+
+ for (i = 0; i < ARRAY_SIZE(platform_devs); i++) {
+ for (j = 0; j < platform_devs[i]->num_resources; j++) {
+ struct resource *const res =
+ &platform_devs[i]->resource[j];
+
+ if (IORESOURCE_MEM == res->flags &&
+ 0 == res->start) {
+ res->start = curr_start;
+ res->end += curr_start;
+ curr_start += (res->end - res->start + 1);
+
+ printk(KERN_INFO "core.c: Mapping RAM " \
+ "%#x-%#x to device %s:%s\n",
+ res->start, res->end,
+ platform_devs[i]->name, res->name);
+ }
+ }
+ }
+}
+
+void __init u300_init_devices(void)
+{
+ int i;
+ u16 val;
+
+ /* Check what platform we run and print some status information */
+ u300_init_check_chip();
+
+ /* Set system to run at PLL208, max performance, a known state. */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ val &= ~U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
+ /* Wait for the PLL208 to lock if not locked in yet */
+ while (!(readw(U300_SYSCON_VBASE + U300_SYSCON_CSR) &
+ U300_SYSCON_CSR_PLL208_LOCK_IND));
+
+ /* Register the AMBA devices in the AMBA bus abstraction layer */
+ u300_clock_primecells();
+ for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
+ struct amba_device *d = amba_devs[i];
+ amba_device_register(d, &iomem_resource);
+ }
+ u300_unclock_primecells();
+
+ u300_assign_physmem();
+
+ /* Register the platform devices */
+ platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
+
+#ifndef CONFIG_MACH_U300_SEMI_IS_SHARED
+ /*
+ * Enable SEMI self refresh. Self-refresh of the SDRAM is entered when
+ * both subsystems are requesting this mode.
+ * If we not share the Acc SDRAM, this is never the case. Therefore
+ * enable it here from the App side.
+ */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_SMCR) |
+ U300_SYSCON_SMCR_SEMI_SREFREQ_ENABLE;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_SMCR);
+#endif /* CONFIG_MACH_U300_SEMI_IS_SHARED */
+}
+
+static int core_module_init(void)
+{
+ /*
+ * This needs to be initialized later: it needs the input framework
+ * to be initialized first.
+ */
+ return mmc_init(&mmcsd_device);
+}
+module_init(core_module_init);
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/gpio.c
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * U300 GPIO module.
+ * This can driver either of the two basic GPIO cores
+ * available in the U300 platforms:
+ * COH 901 335 - Used in DB3150 (U300 1.0) and DB3200 (U330 1.0)
+ * COH 901 571/3 - Used in DB3210 (U365 2.0) and DB3350 (U335 1.0)
+ * Notice that you also have inline macros in <asm-arch/gpio.h>
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ *
+ */
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/errno.h>
+#include <linux/io.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+
+/* Need access to SYSCON registers for PADmuxing */
+#include <mach/syscon.h>
+
+#include "padmux.h"
+
+/* Reference to GPIO block clock */
+static struct clk *clk;
+
+/* Memory resource */
+static struct resource *memres;
+static void __iomem *virtbase;
+static struct device *gpiodev;
+
+struct u300_gpio_port {
+ const char *name;
+ int irq;
+ int number;
+};
+
+
+static struct u300_gpio_port gpio_ports[] = {
+ {
+ .name = "gpio0",
+ .number = 0,
+ },
+ {
+ .name = "gpio1",
+ .number = 1,
+ },
+ {
+ .name = "gpio2",
+ .number = 2,
+ },
+#ifdef U300_COH901571_3
+ {
+ .name = "gpio3",
+ .number = 3,
+ },
+ {
+ .name = "gpio4",
+ .number = 4,
+ },
+#ifdef CONFIG_MACH_U300_BS335
+ {
+ .name = "gpio5",
+ .number = 5,
+ },
+ {
+ .name = "gpio6",
+ .number = 6,
+ },
+#endif
+#endif
+
+};
+
+
+#ifdef U300_COH901571_3
+
+/* Default input value */
+#define DEFAULT_OUTPUT_LOW 0
+#define DEFAULT_OUTPUT_HIGH 1
+
+/* GPIO Pull-Up status */
+#define DISABLE_PULL_UP 0
+#define ENABLE_PULL_UP 1
+
+#define GPIO_NOT_USED 0
+#define GPIO_IN 1
+#define GPIO_OUT 2
+
+struct u300_gpio_configuration_data {
+ unsigned char pin_usage;
+ unsigned char default_output_value;
+ unsigned char pull_up;
+};
+
+/* Initial configuration */
+const struct u300_gpio_configuration_data
+u300_gpio_config[U300_GPIO_NUM_PORTS][U300_GPIO_PINS_PER_PORT] = {
+#ifdef CONFIG_MACH_U300_BS335
+ /* Port 0, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_HIGH, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 1, pins 0-7 */
+ {
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_HIGH, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 2, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP}
+ },
+ /* Port 3, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 4, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 5, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 6, pind 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ }
+#endif
+
+#ifdef CONFIG_MACH_U300_BS365
+ /* Port 0, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 1, pins 0-7 */
+ {
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_HIGH, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP}
+ },
+ /* Port 2, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, DISABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP}
+ },
+ /* Port 3, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP}
+ },
+ /* Port 4, pins 0-7 */
+ {
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_IN, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ /* These 4 pins doesn't exist on DB3210 */
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP},
+ {GPIO_OUT, DEFAULT_OUTPUT_LOW, ENABLE_PULL_UP}
+ }
+#endif
+};
+#endif
+
+
+/* No users == we can power down GPIO */
+static int gpio_users;
+
+struct gpio_struct {
+ int (*callback)(void *);
+ void *data;
+ int users;
+};
+
+static struct gpio_struct gpio_pin[U300_GPIO_MAX];
+
+/*
+ * Let drivers register callback in order to get notified when there is
+ * an interrupt on the gpio pin
+ */
+int gpio_register_callback(unsigned gpio, int (*func)(void *arg), void *data)
+{
+ if (gpio_pin[gpio].callback)
+ dev_warn(gpiodev, "%s: WARNING: callback already "
+ "registered for gpio pin#%d\n", __func__, gpio);
+ gpio_pin[gpio].callback = func;
+ gpio_pin[gpio].data = data;
+
+ return 0;
+}
+EXPORT_SYMBOL(gpio_register_callback);
+
+int gpio_unregister_callback(unsigned gpio)
+{
+ if (!gpio_pin[gpio].callback)
+ dev_warn(gpiodev, "%s: WARNING: callback already "
+ "unregistered for gpio pin#%d\n", __func__, gpio);
+ gpio_pin[gpio].callback = NULL;
+ gpio_pin[gpio].data = NULL;
+
+ return 0;
+}
+EXPORT_SYMBOL(gpio_unregister_callback);
+
+int gpio_request(unsigned gpio, const char *label)
+{
+ if (gpio_pin[gpio].users)
+ return -EINVAL;
+ else
+ gpio_pin[gpio].users++;
+
+ gpio_users++;
+
+ return 0;
+}
+EXPORT_SYMBOL(gpio_request);
+
+void gpio_free(unsigned gpio)
+{
+ gpio_users--;
+ gpio_pin[gpio].users--;
+ if (unlikely(gpio_pin[gpio].users < 0)) {
+ dev_warn(gpiodev, "warning: gpio#%d release mismatch\n",
+ gpio);
+ gpio_pin[gpio].users = 0;
+ }
+
+ return;
+}
+EXPORT_SYMBOL(gpio_free);
+
+/* This returns zero or nonzero */
+int gpio_get_value(unsigned gpio)
+{
+ return readl(virtbase + U300_GPIO_PXPDIR +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING) & (1 << (gpio & 0x07));
+}
+EXPORT_SYMBOL(gpio_get_value);
+
+/*
+ * We hope that the compiler will optimize away the unused branch
+ * in case "value" is a constant
+ */
+void gpio_set_value(unsigned gpio, int value)
+{
+ u32 val;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ if (value) {
+ /* set */
+ val = readl(virtbase + U300_GPIO_PXPDOR +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING)
+ & (1 << (gpio & 0x07));
+ writel(val | (1 << (gpio & 0x07)), virtbase +
+ U300_GPIO_PXPDOR +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING);
+ } else {
+ /* clear */
+ val = readl(virtbase + U300_GPIO_PXPDOR +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING)
+ & (1 << (gpio & 0x07));
+ writel(val & ~(1 << (gpio & 0x07)), virtbase +
+ U300_GPIO_PXPDOR +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING);
+ }
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(gpio_set_value);
+
+int gpio_direction_input(unsigned gpio)
+{
+ unsigned long flags;
+ u32 val;
+
+ if (gpio > U300_GPIO_MAX)
+ return -EINVAL;
+
+ local_irq_save(flags);
+ val = readl(virtbase + U300_GPIO_PXPCR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ /* Mask out this pin*/
+ val &= ~(U300_GPIO_PXPCR_PIN_MODE_MASK << ((gpio & 0x07) << 1));
+ /* This is not needed since it sets the bits to zero.*/
+ /* val |= (U300_GPIO_PXPCR_PIN_MODE_INPUT << (gpio*2)); */
+ writel(val, virtbase + U300_GPIO_PXPCR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+ return 0;
+}
+EXPORT_SYMBOL(gpio_direction_input);
+
+int gpio_direction_output(unsigned gpio, int value)
+{
+ unsigned long flags;
+ u32 val;
+
+ if (gpio > U300_GPIO_MAX)
+ return -EINVAL;
+
+ local_irq_save(flags);
+ val = readl(virtbase + U300_GPIO_PXPCR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ /* Mask out this pin */
+ val &= ~(U300_GPIO_PXPCR_PIN_MODE_MASK << ((gpio & 0x07) << 1));
+ /*
+ * FIXME: configure for push/pull, open drain or open source per pin
+ * in setup. The current driver will only support push/pull.
+ */
+ val |= (U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL
+ << ((gpio & 0x07) << 1));
+ writel(val, virtbase + U300_GPIO_PXPCR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ gpio_set_value(gpio, value);
+ local_irq_restore(flags);
+ return 0;
+}
+EXPORT_SYMBOL(gpio_direction_output);
+
+/*
+ * Enable an IRQ, edge is rising edge (!= 0) or falling edge (==0).
+ */
+void enable_irq_on_gpio_pin(unsigned gpio, int edge)
+{
+ u32 val;
+ unsigned long flags;
+ local_irq_save(flags);
+
+ val = readl(virtbase + U300_GPIO_PXIEN + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ val |= (1 << (gpio & 0x07));
+ writel(val, virtbase + U300_GPIO_PXIEN + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ val = readl(virtbase + U300_GPIO_PXICR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ if (edge)
+ val |= (1 << (gpio & 0x07));
+ else
+ val &= ~(1 << (gpio & 0x07));
+ writel(val, virtbase + U300_GPIO_PXICR + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(enable_irq_on_gpio_pin);
+
+void disable_irq_on_gpio_pin(unsigned gpio)
+{
+ u32 val;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ val = readl(virtbase + U300_GPIO_PXIEN + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ val &= ~(1 << (gpio & 0x07));
+ writel(val, virtbase + U300_GPIO_PXIEN + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(disable_irq_on_gpio_pin);
+
+/* Enable (value == 0) or disable (value == 1) internal pullup */
+void gpio_pullup(unsigned gpio, int value)
+{
+ u32 val;
+ unsigned long flags;
+
+ local_irq_save(flags);
+ if (value) {
+ val = readl(virtbase + U300_GPIO_PXPER + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ writel(val | (1 << (gpio & 0x07)), virtbase + U300_GPIO_PXPER +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING);
+ } else {
+ val = readl(virtbase + U300_GPIO_PXPER + PIN_TO_PORT(gpio) *
+ U300_GPIO_PORTX_SPACING);
+ writel(val & ~(1 << (gpio & 0x07)), virtbase + U300_GPIO_PXPER +
+ PIN_TO_PORT(gpio) * U300_GPIO_PORTX_SPACING);
+ }
+ local_irq_restore(flags);
+}
+EXPORT_SYMBOL(gpio_pullup);
+
+static irqreturn_t gpio_irq_handler(int irq, void *dev_id)
+{
+ struct u300_gpio_port *port = dev_id;
+ u32 val;
+ int pin;
+
+ /* Read event register */
+ val = readl(virtbase + U300_GPIO_PXIEV + port->number *
+ U300_GPIO_PORTX_SPACING);
+ /* Mask with enable register */
+ val &= readl(virtbase + U300_GPIO_PXIEV + port->number *
+ U300_GPIO_PORTX_SPACING);
+ /* Mask relevant bits */
+ val &= U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK;
+ /* ACK IRQ (clear event) */
+ writel(val, virtbase + U300_GPIO_PXIEV + port->number *
+ U300_GPIO_PORTX_SPACING);
+ /* Print message */
+ while (val != 0) {
+ unsigned gpio;
+
+ pin = __ffs(val);
+ /* mask off this pin */
+ val &= ~(1 << pin);
+ gpio = (port->number << 3) + pin;
+
+ if (gpio_pin[gpio].callback)
+ (void)gpio_pin[gpio].callback(gpio_pin[gpio].data);
+ else
+ dev_dbg(gpiodev, "stray GPIO IRQ on line %d\n",
+ gpio);
+ }
+ return IRQ_HANDLED;
+}
+
+static void gpio_set_initial_values(void)
+{
+#ifdef U300_COH901571_3
+ int i, j;
+ unsigned long flags;
+ u32 val;
+
+ /* Write default values to all pins */
+ for (i = 0; i < U300_GPIO_NUM_PORTS; i++) {
+ val = 0;
+ for (j = 0; j < 8; j++)
+ val |= (u32) (u300_gpio_config[i][j].default_output_value != DEFAULT_OUTPUT_LOW) << j;
+ local_irq_save(flags);
+ writel(val, virtbase + U300_GPIO_PXPDOR + i * U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+ }
+
+ /*
+ * Put all pins that are set to either 'GPIO_OUT' or 'GPIO_NOT_USED'
+ * to output and 'GPIO_IN' to input for each port. And initalize
+ * default value on outputs.
+ */
+ for (i = 0; i < U300_GPIO_NUM_PORTS; i++) {
+ for (j = 0; j < U300_GPIO_PINS_PER_PORT; j++) {
+ local_irq_save(flags);
+ val = readl(virtbase + U300_GPIO_PXPCR +
+ i * U300_GPIO_PORTX_SPACING);
+ /* Mask out this pin */
+ val &= ~(U300_GPIO_PXPCR_PIN_MODE_MASK << (j << 1));
+
+ if (u300_gpio_config[i][j].pin_usage != GPIO_IN)
+ val |= (U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL << (j << 1));
+ writel(val, virtbase + U300_GPIO_PXPCR +
+ i * U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+ }
+ }
+
+ /* Enable or disable the internal pull-ups in the GPIO ASIC block */
+ for (i = 0; i < U300_GPIO_MAX; i++) {
+ val = 0;
+ for (j = 0; j < 8; j++)
+ val |= (u32)((u300_gpio_config[i][j].pull_up == DISABLE_PULL_UP)) << j;
+ local_irq_save(flags);
+ writel(val, virtbase + U300_GPIO_PXPER + i * U300_GPIO_PORTX_SPACING);
+ local_irq_restore(flags);
+ }
+#endif
+}
+
+static int __init gpio_probe(struct platform_device *pdev)
+{
+ u32 val;
+ int err = 0;
+ int i;
+ int num_irqs;
+
+ gpiodev = &pdev->dev;
+ memset(gpio_pin, 0, sizeof(gpio_pin));
+
+ /* Get GPIO clock */
+ clk = clk_get(&pdev->dev, NULL);
+ if (IS_ERR(clk)) {
+ err = PTR_ERR(clk);
+ dev_err(gpiodev, "could not get GPIO clock\n");
+ goto err_no_clk;
+ }
+ err = clk_enable(clk);
+ if (err) {
+ dev_err(gpiodev, "could not enable GPIO clock\n");
+ goto err_no_clk_enable;
+ }
+
+ memres = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!memres)
+ goto err_no_resource;
+
+ if (request_mem_region(memres->start, memres->end - memres->start, "GPIO Controller")
+ == NULL) {
+ err = -ENODEV;
+ goto err_no_ioregion;
+ }
+
+ virtbase = ioremap(memres->start, resource_size(memres));
+ if (!virtbase) {
+ err = -ENOMEM;
+ goto err_no_ioremap;
+ }
+ dev_info(gpiodev, "remapped 0x%08x to %p\n",
+ memres->start, virtbase);
+
+#ifdef U300_COH901335
+ dev_info(gpiodev, "initializing GPIO Controller COH 901 335\n");
+ /* Turn on the GPIO block */
+ writel(U300_GPIO_CR_BLOCK_CLOCK_ENABLE, virtbase + U300_GPIO_CR);
+#endif
+
+#ifdef U300_COH901571_3
+ dev_info(gpiodev, "initializing GPIO Controller COH 901 571/3\n");
+ val = readl(virtbase + U300_GPIO_CR);
+ dev_info(gpiodev, "COH901571/3 block version: %d, " \
+ "number of cores: %d\n",
+ ((val & 0x0000FE00) >> 9),
+ ((val & 0x000001FC) >> 2));
+ writel(U300_GPIO_CR_BLOCK_CLKRQ_ENABLE, virtbase + U300_GPIO_CR);
+#endif
+
+ /* Set up some padmuxing here */
+#ifdef CONFIG_MMC
+ pmx_set_mission_mode_mmc();
+#endif
+#ifdef CONFIG_SPI_PL022
+ pmx_set_mission_mode_spi();
+#endif
+
+ gpio_set_initial_values();
+
+ for (num_irqs = 0 ; num_irqs < U300_GPIO_NUM_PORTS; num_irqs++) {
+
+ gpio_ports[num_irqs].irq =
+ platform_get_irq_byname(pdev,
+ gpio_ports[num_irqs].name);
+
+ err = request_irq(gpio_ports[num_irqs].irq,
+ gpio_irq_handler, IRQF_DISABLED,
+ gpio_ports[num_irqs].name,
+ &gpio_ports[num_irqs]);
+ if (err) {
+ dev_err(gpiodev, "cannot allocate IRQ for %s!\n",
+ gpio_ports[num_irqs].name);
+ goto err_no_irq;
+ }
+ /* Turns off PortX_irq_force */
+ writel(0x0, virtbase + U300_GPIO_PXIFR +
+ num_irqs * U300_GPIO_PORTX_SPACING);
+ }
+
+ return 0;
+
+ err_no_irq:
+ for (i = 0; i < num_irqs; i++)
+ free_irq(gpio_ports[i].irq, &gpio_ports[i]);
+ iounmap(virtbase);
+ err_no_ioremap:
+ release_mem_region(memres->start, memres->end - memres->start);
+ err_no_ioregion:
+ err_no_resource:
+ clk_disable(clk);
+ err_no_clk_enable:
+ clk_put(clk);
+ err_no_clk:
+ dev_info(gpiodev, "module ERROR:%d\n", err);
+ return err;
+}
+
+static int __exit gpio_remove(struct platform_device *pdev)
+{
+ int i;
+
+ /* Turn off the GPIO block */
+ writel(0x00000000U, virtbase + U300_GPIO_CR);
+ for (i = 0 ; i < U300_GPIO_NUM_PORTS; i++)
+ free_irq(gpio_ports[i].irq, &gpio_ports[i]);
+ iounmap(virtbase);
+ release_mem_region(memres->start, memres->end - memres->start);
+ clk_disable(clk);
+ clk_put(clk);
+ return 0;
+}
+
+static struct platform_driver gpio_driver = {
+ .driver = {
+ .name = "u300-gpio",
+ },
+ .remove = __exit_p(gpio_remove),
+};
+
+
+static int __init u300_gpio_init(void)
+{
+ return platform_driver_probe(&gpio_driver, gpio_probe);
+}
+
+static void __exit u300_gpio_exit(void)
+{
+ platform_driver_unregister(&gpio_driver);
+}
+
+arch_initcall(u300_gpio_init);
+module_exit(u300_gpio_exit);
+
+MODULE_AUTHOR("Linus Walleij <linus.walleij@stericsson.com>");
+
+#ifdef U300_COH901571_3
+MODULE_DESCRIPTION("ST-Ericsson AB COH 901 571/3 GPIO driver");
+#endif
+
+#ifdef U300_COH901335
+MODULE_DESCRIPTION("ST-Ericsson AB COH 901 335 GPIO driver");
+#endif
+
+MODULE_LICENSE("GPL");
--- /dev/null
+#ifndef __MACH_CLKDEV_H
+#define __MACH_CLKDEV_H
+
+int __clk_get(struct clk *clk);
+void __clk_put(struct clk *clk);
+
+#endif
--- /dev/null
+/*
+ *
+ * arch-arm/mach-u300/include/mach/debug-macro.S
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Debugging macro include header.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <mach/hardware.h>
+
+ .macro addruart,rx
+ /* If we move the adress using MMU, use this. */
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ ldreq \rx, = U300_SLOW_PER_PHYS_BASE @ MMU off, physical address
+ ldrne \rx, = U300_SLOW_PER_VIRT_BASE @ MMU on, virtual address
+ orr \rx, \rx, #0x00003000
+ .endm
+
+#include <asm/hardware/debug-pl01x.S>
--- /dev/null
+/*
+ *
+ * arch-arm/mach-u300/include/mach/entry-macro.S
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Low-level IRQ helper macros for ST-Ericsson U300
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <mach/hardware.h>
+#include <asm/hardware/vic.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON0_BASE
+ ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
+ mov \irqnr, #0
+ teq \irqstat, #0
+ bne 1002f
+1001: ldr \base, = U300_AHB_PER_VIRT_BASE-U300_AHB_PER_PHYS_BASE+U300_INTCON1_BASE
+ ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
+ mov \irqnr, #32
+ teq \irqstat, #0
+ beq 1003f
+1002: tst \irqstat, #1
+ bne 1003f
+ add \irqnr, \irqnr, #1
+ movs \irqstat, \irqstat, lsr #1
+ bne 1002b
+1003: /* EQ will be set if no irqs pending */
+ .endm
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/gpio.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * GPIO block resgister definitions and inline macros for
+ * U300 GPIO COH 901 335 or COH 901 571/3
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __MACH_U300_GPIO_H
+#define __MACH_U300_GPIO_H
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+/* Switch type depending on platform/chip variant */
+#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
+#define U300_COH901335
+#endif
+#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335)
+#define U300_COH901571_3
+#endif
+
+/* Get base address for regs here */
+#include "u300-regs.h"
+/* IRQ numbers */
+#include "irqs.h"
+
+/*
+ * This is the GPIO block definitions. GPIO (General Purpose I/O) can be
+ * used for anything, and often is. The event/enable etc figures are for
+ * the lowermost pin (pin 0 on each port), shift this left to match your
+ * pin if you're gonna use these values.
+ */
+#ifdef U300_COH901335
+#define U300_GPIO_PORTX_SPACING (0x1C)
+/* Port X Pin Data Register 32bit, this is both input and output (R/W) */
+#define U300_GPIO_PXPDIR (0x00)
+#define U300_GPIO_PXPDOR (0x00)
+/* Port X Pin Config Register 32bit (R/W) */
+#define U300_GPIO_PXPCR (0x04)
+#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
+#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
+#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
+/* Port X Interrupt Event Register 32bit (R/W) */
+#define U300_GPIO_PXIEV (0x08)
+#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
+#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
+/* Port X Interrupt Enable Register 32bit (R/W) */
+#define U300_GPIO_PXIEN (0x0C)
+#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
+#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
+/* Port X Interrupt Force Register 32bit (R/W) */
+#define U300_GPIO_PXIFR (0x10)
+#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
+#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
+/* Port X Interrupt Config Register 32bit (R/W) */
+#define U300_GPIO_PXICR (0x14)
+#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
+/* Port X Pull-up Enable Register 32bit (R/W) */
+#define U300_GPIO_PXPER (0x18)
+#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
+#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
+/* Control Register 32bit (R/W) */
+#define U300_GPIO_CR (0x54)
+#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE (0x00000001UL)
+/* three ports of 8 bits each = GPIO pins 0..23 */
+#define U300_GPIO_NUM_PORTS 3
+#define U300_GPIO_PINS_PER_PORT 8
+#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
+#endif
+
+#ifdef U300_COH901571_3
+/*
+ * Control Register 32bit (R/W)
+ * bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores
+ * gives the number of GPIO pins.
+ * bit 8-2 (mask 0x000001FC) contains the core version ID.
+ */
+#define U300_GPIO_CR (0x00)
+#define U300_GPIO_CR_SYNC_SEL_ENABLE (0x00000002UL)
+#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE (0x00000001UL)
+#define U300_GPIO_PORTX_SPACING (0x30)
+/* Port X Pin Data INPUT Register 32bit (R/W) */
+#define U300_GPIO_PXPDIR (0x04)
+/* Port X Pin Data OUTPUT Register 32bit (R/W) */
+#define U300_GPIO_PXPDOR (0x08)
+/* Port X Pin Config Register 32bit (R/W) */
+#define U300_GPIO_PXPCR (0x0C)
+#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
+#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
+#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
+#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
+/* Port X Pull-up Enable Register 32bit (R/W) */
+#define U300_GPIO_PXPER (0x10)
+#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
+#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
+/* Port X Interrupt Event Register 32bit (R/W) */
+#define U300_GPIO_PXIEV (0x14)
+#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
+#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
+/* Port X Interrupt Enable Register 32bit (R/W) */
+#define U300_GPIO_PXIEN (0x18)
+#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
+#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
+/* Port X Interrupt Force Register 32bit (R/W) */
+#define U300_GPIO_PXIFR (0x1C)
+#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
+#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
+/* Port X Interrupt Config Register 32bit (R/W) */
+#define U300_GPIO_PXICR (0x20)
+#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
+#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
+#ifdef CONFIG_MACH_U300_BS335
+/* seven ports of 8 bits each = GPIO pins 0..55 */
+#define U300_GPIO_NUM_PORTS 7
+#else
+/* five ports of 8 bits each = GPIO pins 0..39 */
+#define U300_GPIO_NUM_PORTS 5
+#endif
+#define U300_GPIO_PINS_PER_PORT 8
+#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
+#endif
+
+/*
+ * Individual pin assignments for the B26/S26. Notice that the
+ * actual usage of these pins depends on the PAD MUX settings, that
+ * is why the same number can potentially appear several times.
+ * In the reference design each pin is only used for one purpose.
+ * These were determined by inspecting the B26/S26 schematic:
+ * 2/1911-ROA 128 1603
+ */
+#ifdef CONFIG_MACH_U300_BS2X
+#define U300_GPIO_PIN_UART_RX 0
+#define U300_GPIO_PIN_UART_TX 1
+#define U300_GPIO_PIN_GPIO02 2 /* Unrouted */
+#define U300_GPIO_PIN_GPIO03 3 /* Unrouted */
+#define U300_GPIO_PIN_CAM_SLEEP 4
+#define U300_GPIO_PIN_CAM_REG_EN 5
+#define U300_GPIO_PIN_GPIO06 6 /* Unrouted */
+#define U300_GPIO_PIN_GPIO07 7 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO08 8 /* Service point SP2321 */
+#define U300_GPIO_PIN_GPIO09 9 /* Service point SP2322 */
+#define U300_GPIO_PIN_PHFSENSE 10 /* Headphone jack sensing */
+#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
+#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
+#define U300_GPIO_PIN_FLIPSENSE 13 /* Mechanical flip sensing */
+#define U300_GPIO_PIN_GPIO14 14 /* DSP JTAG Port RTCK */
+#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO16 16 /* Unrouted */
+#define U300_GPIO_PIN_GPIO17 17 /* Unrouted */
+#define U300_GPIO_PIN_GPIO18 18 /* Unrouted */
+#define U300_GPIO_PIN_GPIO19 19 /* Unrouted */
+#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
+#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
+#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
+#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
+#endif
+
+/*
+ * Individual pin assignments for the B330/S330 and B365/S365.
+ * Notice that the actual usage of these pins depends on the
+ * PAD MUX settings, that is why the same number can potentially
+ * appear several times. In the reference design each pin is only
+ * used for one purpose. These were determined by inspecting the
+ * S365 schematic.
+ */
+#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \
+ defined(CONFIG_MACH_U300_BS335)
+#define U300_GPIO_PIN_UART_RX 0
+#define U300_GPIO_PIN_UART_TX 1
+#define U300_GPIO_PIN_UART_CTS 2
+#define U300_GPIO_PIN_UART_RTS 3
+#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */
+#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */
+#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */
+#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */
+
+#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */
+#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */
+#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */
+#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
+#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
+#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */
+#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */
+#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */
+#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */
+#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */
+#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */
+#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
+#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
+#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
+#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */
+#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */
+#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */
+#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */
+#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */
+#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */
+#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */
+#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */
+#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */
+#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */
+#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */
+#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */
+#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */
+#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */
+#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */
+
+#ifdef CONFIG_MACH_U300_BS335
+
+#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */
+#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */
+#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */
+#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */
+#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */
+#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */
+#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */
+#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */
+
+#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */
+#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */
+#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */
+#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */
+#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */
+#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */
+#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */
+#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */
+#endif
+
+#endif
+
+/* translates a pin number to a port number */
+#define PIN_TO_PORT(val) (val >> 3)
+
+/* These can be found in arch/arm/mach-u300/gpio.c */
+extern int gpio_request(unsigned gpio, const char *label);
+extern void gpio_free(unsigned gpio);
+extern int gpio_direction_input(unsigned gpio);
+extern int gpio_direction_output(unsigned gpio, int value);
+extern int gpio_register_callback(unsigned gpio,
+ int (*func)(void *arg),
+ void *);
+extern int gpio_unregister_callback(unsigned gpio);
+extern void enable_irq_on_gpio_pin(unsigned gpio, int edge);
+extern void disable_irq_on_gpio_pin(unsigned gpio);
+extern void gpio_pullup(unsigned gpio, int value);
+extern int gpio_get_value(unsigned gpio);
+extern void gpio_set_value(unsigned gpio, int value);
+
+/* wrappers to sleep-enable the previous two functions */
+static inline unsigned gpio_to_irq(unsigned gpio)
+{
+ return PIN_TO_PORT(gpio) + IRQ_U300_GPIO_PORT0;
+}
+
+static inline unsigned irq_to_gpio(unsigned irq)
+{
+ /*
+ * FIXME: This is no 1-1 mapping at all, it points to the
+ * whole block of 8 pins.
+ */
+ return (irq - IRQ_U300_GPIO_PORT0) << 3;
+}
+
+#endif
--- /dev/null
+/*
+ * arch/arm/mach-u300/include/mach/hardware.h
+ */
+#include <asm/sizes.h>
+#include <mach/u300-regs.h>
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/io.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Dummy IO map for being able to use writew()/readw(),
+ * writel()/readw() and similar accessor functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#ifndef __MACH_IO_H
+#define __MACH_IO_H
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(a) __typesafe_io(a)
+#define __mem_pci(a) (a)
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/irqs.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * IRQ channel definitions for the U300 platforms.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __MACH_IRQS_H
+#define __MACH_IRQS_H
+
+#define IRQ_U300_INTCON0_START 0
+#define IRQ_U300_INTCON1_START 32
+/* These are on INTCON0 - 30 lines */
+#define IRQ_U300_IRQ0_EXT 0
+#define IRQ_U300_IRQ1_EXT 1
+#define IRQ_U300_DMA 2
+#define IRQ_U300_VIDEO_ENC_0 3
+#define IRQ_U300_VIDEO_ENC_1 4
+#define IRQ_U300_AAIF_RX 5
+#define IRQ_U300_AAIF_TX 6
+#define IRQ_U300_AAIF_VGPIO 7
+#define IRQ_U300_AAIF_WAKEUP 8
+#define IRQ_U300_PCM_I2S0_FRAME 9
+#define IRQ_U300_PCM_I2S0_FIFO 10
+#define IRQ_U300_PCM_I2S1_FRAME 11
+#define IRQ_U300_PCM_I2S1_FIFO 12
+#define IRQ_U300_XGAM_GAMCON 13
+#define IRQ_U300_XGAM_CDI 14
+#define IRQ_U300_XGAM_CDICON 15
+#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
+/* MMIACC not used on the DB3210 or DB3350 chips */
+#define IRQ_U300_XGAM_MMIACC 16
+#endif
+#define IRQ_U300_XGAM_PDI 17
+#define IRQ_U300_XGAM_PDICON 18
+#define IRQ_U300_XGAM_GAMEACC 19
+#define IRQ_U300_XGAM_MCIDCT 20
+#define IRQ_U300_APEX 21
+#define IRQ_U300_UART0 22
+#define IRQ_U300_SPI 23
+#define IRQ_U300_TIMER_APP_OS 24
+#define IRQ_U300_TIMER_APP_DD 25
+#define IRQ_U300_TIMER_APP_GP1 26
+#define IRQ_U300_TIMER_APP_GP2 27
+#define IRQ_U300_TIMER_OS 28
+#define IRQ_U300_TIMER_MS 29
+#define IRQ_U300_KEYPAD_KEYBF 30
+#define IRQ_U300_KEYPAD_KEYBR 31
+/* These are on INTCON1 - 32 lines */
+#define IRQ_U300_GPIO_PORT0 32
+#define IRQ_U300_GPIO_PORT1 33
+#define IRQ_U300_GPIO_PORT2 34
+
+#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330) || \
+ defined(CONFIG_MACH_U300_BS335)
+/* These are for DB3150, DB3200 and DB3350 */
+#define IRQ_U300_WDOG 35
+#define IRQ_U300_EVHIST 36
+#define IRQ_U300_MSPRO 37
+#define IRQ_U300_MMCSD_MCIINTR0 38
+#define IRQ_U300_MMCSD_MCIINTR1 39
+#define IRQ_U300_I2C0 40
+#define IRQ_U300_I2C1 41
+#define IRQ_U300_RTC 42
+#define IRQ_U300_NFIF 43
+#define IRQ_U300_NFIF2 44
+#endif
+
+/* DB3150 and DB3200 have only 45 IRQs */
+#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
+#define U300_NR_IRQS 45
+#endif
+
+/* The DB3350-specific interrupt lines */
+#ifdef CONFIG_MACH_U300_BS335
+#define IRQ_U300_ISP_F0 45
+#define IRQ_U300_ISP_F1 46
+#define IRQ_U300_ISP_F2 47
+#define IRQ_U300_ISP_F3 48
+#define IRQ_U300_ISP_F4 49
+#define IRQ_U300_GPIO_PORT3 50
+#define IRQ_U300_SYSCON_PLL_LOCK 51
+#define IRQ_U300_UART1 52
+#define IRQ_U300_GPIO_PORT4 53
+#define IRQ_U300_GPIO_PORT5 54
+#define IRQ_U300_GPIO_PORT6 55
+#define U300_NR_IRQS 56
+#endif
+
+/* The DB3210-specific interrupt lines */
+#ifdef CONFIG_MACH_U300_BS365
+#define IRQ_U300_GPIO_PORT3 35
+#define IRQ_U300_GPIO_PORT4 36
+#define IRQ_U300_WDOG 37
+#define IRQ_U300_EVHIST 38
+#define IRQ_U300_MSPRO 39
+#define IRQ_U300_MMCSD_MCIINTR0 40
+#define IRQ_U300_MMCSD_MCIINTR1 41
+#define IRQ_U300_I2C0 42
+#define IRQ_U300_I2C1 43
+#define IRQ_U300_RTC 44
+#define IRQ_U300_NFIF 45
+#define IRQ_U300_NFIF2 46
+#define IRQ_U300_SYSCON_PLL_LOCK 47
+#define U300_NR_IRQS 48
+#endif
+
+#define NR_IRQS U300_NR_IRQS
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/memory.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Memory virtual/physical mapping constants.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ */
+
+#ifndef __MACH_MEMORY_H
+#define __MACH_MEMORY_H
+
+#ifdef CONFIG_MACH_U300_DUAL_RAM
+
+#define PHYS_OFFSET UL(0x48000000)
+#define BOOT_PARAMS_OFFSET (PHYS_OFFSET + 0x100)
+
+#else
+
+#ifdef CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
+#define PHYS_OFFSET (0x28000000 + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE - \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#else
+#define PHYS_OFFSET (0x28000000 + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024)
+#endif
+#define BOOT_PARAMS_OFFSET (0x28000000 + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE + \
+ (CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1))*1024*1024 + 0x100)
+#endif
+
+/*
+ * We enable a real big DMA buffer if need be.
+ */
+#define CONSISTENT_DMA_SIZE SZ_4M
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/platform.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Basic platform init and mapping functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __ASSEMBLY__
+
+void u300_map_io(void);
+void u300_init_irq(void);
+void u300_init_devices(void);
+extern struct sys_timer u300_timer;
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/syscon.h
+ *
+ *
+ * Copyright (C) 2008 ST-Ericsson AB
+ *
+ * Author: Rickard Andersson <rickard.andersson@stericsson.com>
+ */
+
+#ifndef __MACH_SYSCON_H
+#define __MACH_SYSCON_H
+
+/*
+ * All register defines for SYSCON registers that concerns individual
+ * block clocks and reset lines are registered here. This is because
+ * we don't want any other file to try to fool around with this stuff.
+ */
+
+/* APP side SYSCON registers */
+/* TODO: this is incomplete. Add all from asic_syscon_map.h eventually. */
+/* CLK Control Register 16bit (R/W) */
+#define U300_SYSCON_CCR (0x0000)
+#define U300_SYSCON_CCR_I2S1_USE_VCXO (0x0040)
+#define U300_SYSCON_CCR_I2S0_USE_VCXO (0x0020)
+#define U300_SYSCON_CCR_TURN_VCXO_ON (0x0008)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_MASK (0x0007)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW_POWER (0x04)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_LOW (0x03)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_INTERMEDIATE (0x02)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_HIGH (0x01)
+#define U300_SYSCON_CCR_CLKING_PERFORMANCE_BEST (0x00)
+/* CLK Status Register 16bit (R/W) */
+#define U300_SYSCON_CSR (0x0004)
+#define U300_SYSCON_CSR_PLL208_LOCK_IND (0x0002)
+#define U300_SYSCON_CSR_PLL13_LOCK_IND (0x0001)
+/* Reset lines for SLOW devices 16bit (R/W) */
+#define U300_SYSCON_RSR (0x0014)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_RSR_PPM_RESET_EN (0x0200)
+#endif
+#define U300_SYSCON_RSR_ACC_TMR_RESET_EN (0x0100)
+#define U300_SYSCON_RSR_APP_TMR_RESET_EN (0x0080)
+#define U300_SYSCON_RSR_RTC_RESET_EN (0x0040)
+#define U300_SYSCON_RSR_KEYPAD_RESET_EN (0x0020)
+#define U300_SYSCON_RSR_GPIO_RESET_EN (0x0010)
+#define U300_SYSCON_RSR_EH_RESET_EN (0x0008)
+#define U300_SYSCON_RSR_BTR_RESET_EN (0x0004)
+#define U300_SYSCON_RSR_UART_RESET_EN (0x0002)
+#define U300_SYSCON_RSR_SLOW_BRIDGE_RESET_EN (0x0001)
+/* Reset lines for FAST devices 16bit (R/W) */
+#define U300_SYSCON_RFR (0x0018)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_RFR_UART1_RESET_ENABLE (0x0080)
+#endif
+#define U300_SYSCON_RFR_SPI_RESET_ENABLE (0x0040)
+#define U300_SYSCON_RFR_MMC_RESET_ENABLE (0x0020)
+#define U300_SYSCON_RFR_PCM_I2S1_RESET_ENABLE (0x0010)
+#define U300_SYSCON_RFR_PCM_I2S0_RESET_ENABLE (0x0008)
+#define U300_SYSCON_RFR_I2C1_RESET_ENABLE (0x0004)
+#define U300_SYSCON_RFR_I2C0_RESET_ENABLE (0x0002)
+#define U300_SYSCON_RFR_FAST_BRIDGE_RESET_ENABLE (0x0001)
+/* Reset lines for the rest of the peripherals 16bit (R/W) */
+#define U300_SYSCON_RRR (0x001c)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_RRR_CDS_RESET_EN (0x4000)
+#define U300_SYSCON_RRR_ISP_RESET_EN (0x2000)
+#endif
+#define U300_SYSCON_RRR_INTCON_RESET_EN (0x1000)
+#define U300_SYSCON_RRR_MSPRO_RESET_EN (0x0800)
+#define U300_SYSCON_RRR_XGAM_RESET_EN (0x0100)
+#define U300_SYSCON_RRR_XGAM_VC_SYNC_RESET_EN (0x0080)
+#define U300_SYSCON_RRR_NANDIF_RESET_EN (0x0040)
+#define U300_SYSCON_RRR_EMIF_RESET_EN (0x0020)
+#define U300_SYSCON_RRR_DMAC_RESET_EN (0x0010)
+#define U300_SYSCON_RRR_CPU_RESET_EN (0x0008)
+#define U300_SYSCON_RRR_APEX_RESET_EN (0x0004)
+#define U300_SYSCON_RRR_AHB_RESET_EN (0x0002)
+#define U300_SYSCON_RRR_AAIF_RESET_EN (0x0001)
+/* Clock enable for SLOW peripherals 16bit (R/W) */
+#define U300_SYSCON_CESR (0x0020)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_CESR_PPM_CLK_EN (0x0200)
+#endif
+#define U300_SYSCON_CESR_ACC_TMR_CLK_EN (0x0100)
+#define U300_SYSCON_CESR_APP_TMR_CLK_EN (0x0080)
+#define U300_SYSCON_CESR_KEYPAD_CLK_EN (0x0040)
+#define U300_SYSCON_CESR_GPIO_CLK_EN (0x0010)
+#define U300_SYSCON_CESR_EH_CLK_EN (0x0008)
+#define U300_SYSCON_CESR_BTR_CLK_EN (0x0004)
+#define U300_SYSCON_CESR_UART_CLK_EN (0x0002)
+#define U300_SYSCON_CESR_SLOW_BRIDGE_CLK_EN (0x0001)
+/* Clock enable for FAST peripherals 16bit (R/W) */
+#define U300_SYSCON_CEFR (0x0024)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_CEFR_UART1_CLK_EN (0x0200)
+#endif
+#define U300_SYSCON_CEFR_I2S1_CORE_CLK_EN (0x0100)
+#define U300_SYSCON_CEFR_I2S0_CORE_CLK_EN (0x0080)
+#define U300_SYSCON_CEFR_SPI_CLK_EN (0x0040)
+#define U300_SYSCON_CEFR_MMC_CLK_EN (0x0020)
+#define U300_SYSCON_CEFR_I2S1_CLK_EN (0x0010)
+#define U300_SYSCON_CEFR_I2S0_CLK_EN (0x0008)
+#define U300_SYSCON_CEFR_I2C1_CLK_EN (0x0004)
+#define U300_SYSCON_CEFR_I2C0_CLK_EN (0x0002)
+#define U300_SYSCON_CEFR_FAST_BRIDGE_CLK_EN (0x0001)
+/* Clock enable for the rest of the peripherals 16bit (R/W) */
+#define U300_SYSCON_CERR (0x0028)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_CERR_CDS_CLK_EN (0x2000)
+#define U300_SYSCON_CERR_ISP_CLK_EN (0x1000)
+#endif
+#define U300_SYSCON_CERR_MSPRO_CLK_EN (0x0800)
+#define U300_SYSCON_CERR_AHB_SUBSYS_BRIDGE_CLK_EN (0x0400)
+#define U300_SYSCON_CERR_SEMI_CLK_EN (0x0200)
+#define U300_SYSCON_CERR_XGAM_CLK_EN (0x0100)
+#define U300_SYSCON_CERR_VIDEO_ENC_CLK_EN (0x0080)
+#define U300_SYSCON_CERR_NANDIF_CLK_EN (0x0040)
+#define U300_SYSCON_CERR_EMIF_CLK_EN (0x0020)
+#define U300_SYSCON_CERR_DMAC_CLK_EN (0x0010)
+#define U300_SYSCON_CERR_CPU_CLK_EN (0x0008)
+#define U300_SYSCON_CERR_APEX_CLK_EN (0x0004)
+#define U300_SYSCON_CERR_AHB_CLK_EN (0x0002)
+#define U300_SYSCON_CERR_AAIF_CLK_EN (0x0001)
+/* Single block clock enable 16bit (-/W) */
+#define U300_SYSCON_SBCER (0x002c)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_SBCER_PPM_CLK_EN (0x0009)
+#endif
+#define U300_SYSCON_SBCER_ACC_TMR_CLK_EN (0x0008)
+#define U300_SYSCON_SBCER_APP_TMR_CLK_EN (0x0007)
+#define U300_SYSCON_SBCER_KEYPAD_CLK_EN (0x0006)
+#define U300_SYSCON_SBCER_GPIO_CLK_EN (0x0004)
+#define U300_SYSCON_SBCER_EH_CLK_EN (0x0003)
+#define U300_SYSCON_SBCER_BTR_CLK_EN (0x0002)
+#define U300_SYSCON_SBCER_UART_CLK_EN (0x0001)
+#define U300_SYSCON_SBCER_SLOW_BRIDGE_CLK_EN (0x0000)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_SBCER_UART1_CLK_EN (0x0019)
+#endif
+#define U300_SYSCON_SBCER_I2S1_CORE_CLK_EN (0x0018)
+#define U300_SYSCON_SBCER_I2S0_CORE_CLK_EN (0x0017)
+#define U300_SYSCON_SBCER_SPI_CLK_EN (0x0016)
+#define U300_SYSCON_SBCER_MMC_CLK_EN (0x0015)
+#define U300_SYSCON_SBCER_I2S1_CLK_EN (0x0014)
+#define U300_SYSCON_SBCER_I2S0_CLK_EN (0x0013)
+#define U300_SYSCON_SBCER_I2C1_CLK_EN (0x0012)
+#define U300_SYSCON_SBCER_I2C0_CLK_EN (0x0011)
+#define U300_SYSCON_SBCER_FAST_BRIDGE_CLK_EN (0x0010)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_SBCER_CDS_CLK_EN (0x002D)
+#define U300_SYSCON_SBCER_ISP_CLK_EN (0x002C)
+#endif
+#define U300_SYSCON_SBCER_MSPRO_CLK_EN (0x002B)
+#define U300_SYSCON_SBCER_AHB_SUBSYS_BRIDGE_CLK_EN (0x002A)
+#define U300_SYSCON_SBCER_SEMI_CLK_EN (0x0029)
+#define U300_SYSCON_SBCER_XGAM_CLK_EN (0x0028)
+#define U300_SYSCON_SBCER_VIDEO_ENC_CLK_EN (0x0027)
+#define U300_SYSCON_SBCER_NANDIF_CLK_EN (0x0026)
+#define U300_SYSCON_SBCER_EMIF_CLK_EN (0x0025)
+#define U300_SYSCON_SBCER_DMAC_CLK_EN (0x0024)
+#define U300_SYSCON_SBCER_CPU_CLK_EN (0x0023)
+#define U300_SYSCON_SBCER_APEX_CLK_EN (0x0022)
+#define U300_SYSCON_SBCER_AHB_CLK_EN (0x0021)
+#define U300_SYSCON_SBCER_AAIF_CLK_EN (0x0020)
+/* Single block clock disable 16bit (-/W) */
+#define U300_SYSCON_SBCDR (0x0030)
+/* Same values as above for SBCER */
+/* Clock force SLOW peripherals 16bit (R/W) */
+#define U300_SYSCON_CFSR (0x003c)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_CFSR_PPM_CLK_FORCE_EN (0x0200)
+#endif
+#define U300_SYSCON_CFSR_ACC_TMR_CLK_FORCE_EN (0x0100)
+#define U300_SYSCON_CFSR_APP_TMR_CLK_FORCE_EN (0x0080)
+#define U300_SYSCON_CFSR_KEYPAD_CLK_FORCE_EN (0x0020)
+#define U300_SYSCON_CFSR_GPIO_CLK_FORCE_EN (0x0010)
+#define U300_SYSCON_CFSR_EH_CLK_FORCE_EN (0x0008)
+#define U300_SYSCON_CFSR_BTR_CLK_FORCE_EN (0x0004)
+#define U300_SYSCON_CFSR_UART_CLK_FORCE_EN (0x0002)
+#define U300_SYSCON_CFSR_SLOW_BRIDGE_CLK_FORCE_EN (0x0001)
+/* Clock force FAST peripherals 16bit (R/W) */
+#define U300_SYSCON_CFFR (0x40)
+/* Values not defined. Define if you want to use them. */
+/* Clock force the rest of the peripherals 16bit (R/W) */
+#define U300_SYSCON_CFRR (0x44)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_CFRR_CDS_CLK_FORCE_EN (0x2000)
+#define U300_SYSCON_CFRR_ISP_CLK_FORCE_EN (0x1000)
+#endif
+#define U300_SYSCON_CFRR_MSPRO_CLK_FORCE_EN (0x0800)
+#define U300_SYSCON_CFRR_AHB_SUBSYS_BRIDGE_CLK_FORCE_EN (0x0400)
+#define U300_SYSCON_CFRR_SEMI_CLK_FORCE_EN (0x0200)
+#define U300_SYSCON_CFRR_XGAM_CLK_FORCE_EN (0x0100)
+#define U300_SYSCON_CFRR_VIDEO_ENC_CLK_FORCE_EN (0x0080)
+#define U300_SYSCON_CFRR_NANDIF_CLK_FORCE_EN (0x0040)
+#define U300_SYSCON_CFRR_EMIF_CLK_FORCE_EN (0x0020)
+#define U300_SYSCON_CFRR_DMAC_CLK_FORCE_EN (0x0010)
+#define U300_SYSCON_CFRR_CPU_CLK_FORCE_EN (0x0008)
+#define U300_SYSCON_CFRR_APEX_CLK_FORCE_EN (0x0004)
+#define U300_SYSCON_CFRR_AHB_CLK_FORCE_EN (0x0002)
+#define U300_SYSCON_CFRR_AAIF_CLK_FORCE_EN (0x0001)
+/* PLL208 Frequency Control 16bit (R/W) */
+#define U300_SYSCON_PFCR (0x48)
+#define U300_SYSCON_PFCR_DPLL_MULT_NUM (0x000F)
+/* Power Management Control 16bit (R/W) */
+#define U300_SYSCON_PMCR (0x50)
+#define U300_SYSCON_PMCR_DCON_ENABLE (0x0002)
+#define U300_SYSCON_PMCR_PWR_MGNT_ENABLE (0x0001)
+/*
+ * All other clocking registers moved to clock.c!
+ */
+/* Reset Out 16bit (R/W) */
+#define U300_SYSCON_RCR (0x6c)
+#define U300_SYSCON_RCR_RESOUT0_RST_N_DISABLE (0x0001)
+/* EMIF Slew Rate Control 16bit (R/W) */
+#define U300_SYSCON_SRCLR (0x70)
+#define U300_SYSCON_SRCLR_MASK (0x03FF)
+#define U300_SYSCON_SRCLR_VALUE (0x03FF)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_B (0x0200)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_5_A (0x0100)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_B (0x0080)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_4_A (0x0040)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_B (0x0020)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_3_A (0x0010)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_B (0x0008)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_2_A (0x0004)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_B (0x0002)
+#define U300_SYSCON_SRCLR_EMIF_1_SLRC_1_A (0x0001)
+/* EMIF Clock Control Register 16bit (R/W) */
+#define U300_SYSCON_ECCR (0x0078)
+#define U300_SYSCON_ECCR_MASK (0x000F)
+#define U300_SYSCON_ECCR_EMIF_1_STATIC_CLK_EN_N_DISABLE (0x0008)
+#define U300_SYSCON_ECCR_EMIF_1_RET_OUT_CLK_EN_N_DISABLE (0x0004)
+#define U300_SYSCON_ECCR_EMIF_MEMCLK_RET_EN_N_DISABLE (0x0002)
+#define U300_SYSCON_ECCR_EMIF_SDRCLK_RET_EN_N_DISABLE (0x0001)
+/* PAD MUX Control register 1 (LOW) 16bit (R/W) */
+#define U300_SYSCON_PMC1LR (0x007C)
+#define U300_SYSCON_PMC1LR_MASK (0xFFFF)
+#define U300_SYSCON_PMC1LR_CDI_MASK (0xC000)
+#define U300_SYSCON_PMC1LR_CDI_CDI (0x0000)
+#define U300_SYSCON_PMC1LR_CDI_EMIF (0x4000)
+#define U300_SYSCON_PMC1LR_CDI_GPIO (0x8000)
+#define U300_SYSCON_PMC1LR_CDI_WCDMA (0xC000)
+#define U300_SYSCON_PMC1LR_PDI_MASK (0x3000)
+#define U300_SYSCON_PMC1LR_PDI_PDI (0x0000)
+#define U300_SYSCON_PMC1LR_PDI_EGG (0x1000)
+#define U300_SYSCON_PMC1LR_PDI_WCDMA (0x3000)
+#define U300_SYSCON_PMC1LR_MMCSD_MASK (0x0C00)
+#define U300_SYSCON_PMC1LR_MMCSD_MMCSD (0x0000)
+#define U300_SYSCON_PMC1LR_MMCSD_MSPRO (0x0400)
+#define U300_SYSCON_PMC1LR_MMCSD_DSP (0x0800)
+#define U300_SYSCON_PMC1LR_MMCSD_WCDMA (0x0C00)
+#define U300_SYSCON_PMC1LR_ETM_MASK (0x0300)
+#define U300_SYSCON_PMC1LR_ETM_ACC (0x0000)
+#define U300_SYSCON_PMC1LR_ETM_APP (0x0100)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS2_MASK (0x00C0)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS2_STATIC (0x0000)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS2_NFIF (0x0040)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS2_SDRAM (0x0080)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS2_STATIC_2GB (0x00C0)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS1_MASK (0x0030)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS1_STATIC (0x0000)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS1_NFIF (0x0010)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS1_SDRAM (0x0020)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS1_SEMI (0x0030)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS0_MASK (0x000C)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS0_STATIC (0x0000)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS0_NFIF (0x0004)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS0_SDRAM (0x0008)
+#define U300_SYSCON_PMC1LR_EMIF_1_CS0_SEMI (0x000C)
+#define U300_SYSCON_PMC1LR_EMIF_1_MASK (0x0003)
+#define U300_SYSCON_PMC1LR_EMIF_1_STATIC (0x0000)
+#define U300_SYSCON_PMC1LR_EMIF_1_SDRAM0 (0x0001)
+#define U300_SYSCON_PMC1LR_EMIF_1_SDRAM1 (0x0002)
+#define U300_SYSCON_PMC1LR_EMIF_1 (0x0003)
+/* PAD MUX Control register 2 (HIGH) 16bit (R/W) */
+#define U300_SYSCON_PMC1HR (0x007E)
+#define U300_SYSCON_PMC1HR_MASK (0xFFFF)
+#define U300_SYSCON_PMC1HR_MISC_2_MASK (0xC000)
+#define U300_SYSCON_PMC1HR_MISC_2_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_MISC_2_MSPRO (0x4000)
+#define U300_SYSCON_PMC1HR_MISC_2_DSP (0x8000)
+#define U300_SYSCON_PMC1HR_MISC_2_AAIF (0xC000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_2_MASK (0x3000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_2_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_2_NFIF (0x1000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_2_DSP (0x2000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_2_AAIF (0x3000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_1_MASK (0x0C00)
+#define U300_SYSCON_PMC1HR_APP_GPIO_1_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_GPIO_1_MMC (0x0400)
+#define U300_SYSCON_PMC1HR_APP_GPIO_1_DSP (0x0800)
+#define U300_SYSCON_PMC1HR_APP_GPIO_1_AAIF (0x0C00)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_2_MASK (0x0300)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_2_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_2_SPI (0x0100)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_2_AAIF (0x0300)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_1_MASK (0x00C0)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_1_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_1_SPI (0x0040)
+#define U300_SYSCON_PMC1HR_APP_SPI_CS_1_AAIF (0x00C0)
+#define U300_SYSCON_PMC1HR_APP_SPI_2_MASK (0x0030)
+#define U300_SYSCON_PMC1HR_APP_SPI_2_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_SPI_2_SPI (0x0010)
+#define U300_SYSCON_PMC1HR_APP_SPI_2_DSP (0x0020)
+#define U300_SYSCON_PMC1HR_APP_SPI_2_AAIF (0x0030)
+#define U300_SYSCON_PMC1HR_APP_UART0_2_MASK (0x000C)
+#define U300_SYSCON_PMC1HR_APP_UART0_2_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_UART0_2_UART0 (0x0004)
+#define U300_SYSCON_PMC1HR_APP_UART0_2_NFIF_CS (0x0008)
+#define U300_SYSCON_PMC1HR_APP_UART0_2_AAIF (0x000C)
+#define U300_SYSCON_PMC1HR_APP_UART0_1_MASK (0x0003)
+#define U300_SYSCON_PMC1HR_APP_UART0_1_APP_GPIO (0x0000)
+#define U300_SYSCON_PMC1HR_APP_UART0_1_UART0 (0x0001)
+#define U300_SYSCON_PMC1HR_APP_UART0_1_AAIF (0x0003)
+/* Step one for killing the applications system 16bit (-/W) */
+#define U300_SYSCON_KA1R (0x0080)
+#define U300_SYSCON_KA1R_MASK (0xFFFF)
+#define U300_SYSCON_KA1R_VALUE (0xFFFF)
+/* Step two for killing the application system 16bit (-/W) */
+#define U300_SYSCON_KA2R (0x0084)
+#define U300_SYSCON_KA2R_MASK (0xFFFF)
+#define U300_SYSCON_KA2R_VALUE (0xFFFF)
+/* MMC/MSPRO frequency divider register 0 16bit (R/W) */
+#define U300_SYSCON_MMF0R (0x90)
+#define U300_SYSCON_MMF0R_MASK (0x00FF)
+#define U300_SYSCON_MMF0R_FREQ_0_HIGH_MASK (0x00F0)
+#define U300_SYSCON_MMF0R_FREQ_0_LOW_MASK (0x000F)
+/* MMC/MSPRO frequency divider register 1 16bit (R/W) */
+#define U300_SYSCON_MMF1R (0x94)
+#define U300_SYSCON_MMF1R_MASK (0x00FF)
+#define U300_SYSCON_MMF1R_FREQ_1_HIGH_MASK (0x00F0)
+#define U300_SYSCON_MMF1R_FREQ_1_LOW_MASK (0x000F)
+/* AAIF control register 16 bit (R/W) */
+#define U300_SYSCON_AAIFCR (0x98)
+#define U300_SYSCON_AAIFCR_MASK (0x0003)
+#define U300_SYSCON_AAIFCR_AASW_CTRL_MASK (0x0003)
+#define U300_SYSCON_AAIFCR_AASW_CTRL_FUNCTIONAL (0x0000)
+#define U300_SYSCON_AAIFCR_AASW_CTRL_MONITORING (0x0001)
+#define U300_SYSCON_AAIFCR_AASW_CTRL_ACC_TO_EXT (0x0002)
+#define U300_SYSCON_AAIFCR_AASW_CTRL_APP_TO_EXT (0x0003)
+/* Clock control for the MMC and MSPRO blocks 16bit (R/W) */
+#define U300_SYSCON_MMCR (0x9C)
+#define U300_SYSCON_MMCR_MASK (0x0003)
+#define U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE (0x0002)
+#define U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE (0x0001)
+
+/* TODO: More SYSCON registers missing */
+#define U300_SYSCON_PMC3R (0x10c)
+#define U300_SYSCON_PMC3R_APP_MISC_11_MASK (0xc000)
+#define U300_SYSCON_PMC3R_APP_MISC_11_SPI (0x4000)
+#define U300_SYSCON_PMC3R_APP_MISC_10_MASK (0x3000)
+#define U300_SYSCON_PMC3R_APP_MISC_10_SPI (0x1000)
+/* TODO: Missing other configs, I just added the SPI stuff */
+
+/* SYS_0_CLK_CONTROL first clock control 16bit (R/W) */
+#define U300_SYSCON_S0CCR (0x120)
+#define U300_SYSCON_S0CCR_FIELD_MASK (0x43FF)
+#define U300_SYSCON_S0CCR_CLOCK_REQ (0x4000)
+#define U300_SYSCON_S0CCR_CLOCK_INV (0x0200)
+#define U300_SYSCON_S0CCR_CLOCK_FREQ_MASK (0x01E0)
+#define U300_SYSCON_S0CCR_CLOCK_SELECT_MASK (0x001E)
+#define U300_SYSCON_S0CCR_CLOCK_ENABLE (0x0001)
+#define U300_SYSCON_S0CCR_SEL_MCLK (0x8<<1)
+#define U300_SYSCON_S0CCR_SEL_ACC_FSM_CLK (0xA<<1)
+#define U300_SYSCON_S0CCR_SEL_PLL60_48_CLK (0xC<<1)
+#define U300_SYSCON_S0CCR_SEL_PLL60_60_CLK (0xD<<1)
+#define U300_SYSCON_S0CCR_SEL_ACC_PLL208_CLK (0xE<<1)
+#define U300_SYSCON_S0CCR_SEL_APP_PLL13_CLK (0x0<<1)
+#define U300_SYSCON_S0CCR_SEL_APP_FSM_CLK (0x2<<1)
+#define U300_SYSCON_S0CCR_SEL_RTC_CLK (0x4<<1)
+#define U300_SYSCON_S0CCR_SEL_APP_PLL208_CLK (0x6<<1)
+/* SYS_1_CLK_CONTROL second clock control 16 bit (R/W) */
+#define U300_SYSCON_S1CCR (0x124)
+#define U300_SYSCON_S1CCR_FIELD_MASK (0x43FF)
+#define U300_SYSCON_S1CCR_CLOCK_REQ (0x4000)
+#define U300_SYSCON_S1CCR_CLOCK_INV (0x0200)
+#define U300_SYSCON_S1CCR_CLOCK_FREQ_MASK (0x01E0)
+#define U300_SYSCON_S1CCR_CLOCK_SELECT_MASK (0x001E)
+#define U300_SYSCON_S1CCR_CLOCK_ENABLE (0x0001)
+#define U300_SYSCON_S1CCR_SEL_MCLK (0x8<<1)
+#define U300_SYSCON_S1CCR_SEL_ACC_FSM_CLK (0xA<<1)
+#define U300_SYSCON_S1CCR_SEL_PLL60_48_CLK (0xC<<1)
+#define U300_SYSCON_S1CCR_SEL_PLL60_60_CLK (0xD<<1)
+#define U300_SYSCON_S1CCR_SEL_ACC_PLL208_CLK (0xE<<1)
+#define U300_SYSCON_S1CCR_SEL_ACC_PLL13_CLK (0x0<<1)
+#define U300_SYSCON_S1CCR_SEL_APP_FSM_CLK (0x2<<1)
+#define U300_SYSCON_S1CCR_SEL_RTC_CLK (0x4<<1)
+#define U300_SYSCON_S1CCR_SEL_APP_PLL208_CLK (0x6<<1)
+/* SYS_2_CLK_CONTROL third clock contol 16 bit (R/W) */
+#define U300_SYSCON_S2CCR (0x128)
+#define U300_SYSCON_S2CCR_FIELD_MASK (0xC3FF)
+#define U300_SYSCON_S2CCR_CLK_STEAL (0x8000)
+#define U300_SYSCON_S2CCR_CLOCK_REQ (0x4000)
+#define U300_SYSCON_S2CCR_CLOCK_INV (0x0200)
+#define U300_SYSCON_S2CCR_CLOCK_FREQ_MASK (0x01E0)
+#define U300_SYSCON_S2CCR_CLOCK_SELECT_MASK (0x001E)
+#define U300_SYSCON_S2CCR_CLOCK_ENABLE (0x0001)
+#define U300_SYSCON_S2CCR_SEL_MCLK (0x8<<1)
+#define U300_SYSCON_S2CCR_SEL_ACC_FSM_CLK (0xA<<1)
+#define U300_SYSCON_S2CCR_SEL_PLL60_48_CLK (0xC<<1)
+#define U300_SYSCON_S2CCR_SEL_PLL60_60_CLK (0xD<<1)
+#define U300_SYSCON_S2CCR_SEL_ACC_PLL208_CLK (0xE<<1)
+#define U300_SYSCON_S2CCR_SEL_ACC_PLL13_CLK (0x0<<1)
+#define U300_SYSCON_S2CCR_SEL_APP_FSM_CLK (0x2<<1)
+#define U300_SYSCON_S2CCR_SEL_RTC_CLK (0x4<<1)
+#define U300_SYSCON_S2CCR_SEL_APP_PLL208_CLK (0x6<<1)
+/* SYS_MISC_CONTROL, miscellaneous 16bit (R/W) */
+#define U300_SYSCON_MCR (0x12c)
+#define U300_SYSCON_MCR_FIELD_MASK (0x00FF)
+#define U300_SYSCON_MCR_PMGEN_CR_4_MASK (0x00C0)
+#define U300_SYSCON_MCR_PMGEN_CR_4_GPIO (0x0000)
+#define U300_SYSCON_MCR_PMGEN_CR_4_SPI (0x0040)
+#define U300_SYSCON_MCR_PMGEN_CR_4_AAIF (0x00C0)
+#define U300_SYSCON_MCR_PMGEN_CR_2_MASK (0x0030)
+#define U300_SYSCON_MCR_PMGEN_CR_2_GPIO (0x0000)
+#define U300_SYSCON_MCR_PMGEN_CR_2_EMIF_1_STATIC (0x0010)
+#define U300_SYSCON_MCR_PMGEN_CR_2_DSP (0x0020)
+#define U300_SYSCON_MCR_PMGEN_CR_2_AAIF (0x0030)
+#define U300_SYSCON_MCR_PMGEN_CR_0_MASK (0x000C)
+#define U300_SYSCON_MCR_PMGEN_CR_0_EMIF_1_SDRAM_M1 (0x0000)
+#define U300_SYSCON_MCR_PMGEN_CR_0_EMIF_1_SDRAM_M2 (0x0004)
+#define U300_SYSCON_MCR_PMGEN_CR_0_EMIF_1_SDRAM_M3 (0x0008)
+#define U300_SYSCON_MCR_PMGEN_CR_0_EMIF_0_SDRAM (0x000C)
+#define U300_SYSCON_MCR_PM1G_MODE_ENABLE (0x0002)
+#define U300_SYSCON_MCR_PMTG5_MODE_ENABLE (0x0001)
+/* Clock activity observability register 0 */
+#define U300_SYSCON_C0OAR (0x140)
+#define U300_SYSCON_C0OAR_MASK (0xFFFF)
+#define U300_SYSCON_C0OAR_VALUE (0xFFFF)
+#define U300_SYSCON_C0OAR_BT_H_CLK (0x8000)
+#define U300_SYSCON_C0OAR_ASPB_P_CLK (0x4000)
+#define U300_SYSCON_C0OAR_APP_SEMI_H_CLK (0x2000)
+#define U300_SYSCON_C0OAR_APP_SEMI_CLK (0x1000)
+#define U300_SYSCON_C0OAR_APP_MMC_MSPRO_CLK (0x0800)
+#define U300_SYSCON_C0OAR_APP_I2S1_CLK (0x0400)
+#define U300_SYSCON_C0OAR_APP_I2S0_CLK (0x0200)
+#define U300_SYSCON_C0OAR_APP_CPU_CLK (0x0100)
+#define U300_SYSCON_C0OAR_APP_52_CLK (0x0080)
+#define U300_SYSCON_C0OAR_APP_208_CLK (0x0040)
+#define U300_SYSCON_C0OAR_APP_104_CLK (0x0020)
+#define U300_SYSCON_C0OAR_APEX_CLK (0x0010)
+#define U300_SYSCON_C0OAR_AHPB_M_H_CLK (0x0008)
+#define U300_SYSCON_C0OAR_AHB_CLK (0x0004)
+#define U300_SYSCON_C0OAR_AFPB_P_CLK (0x0002)
+#define U300_SYSCON_C0OAR_AAIF_CLK (0x0001)
+/* Clock activity observability register 1 */
+#define U300_SYSCON_C1OAR (0x144)
+#define U300_SYSCON_C1OAR_MASK (0x3FFE)
+#define U300_SYSCON_C1OAR_VALUE (0x3FFE)
+#define U300_SYSCON_C1OAR_NFIF_F_CLK (0x2000)
+#define U300_SYSCON_C1OAR_MSPRO_CLK (0x1000)
+#define U300_SYSCON_C1OAR_MMC_P_CLK (0x0800)
+#define U300_SYSCON_C1OAR_MMC_CLK (0x0400)
+#define U300_SYSCON_C1OAR_KP_P_CLK (0x0200)
+#define U300_SYSCON_C1OAR_I2C1_P_CLK (0x0100)
+#define U300_SYSCON_C1OAR_I2C0_P_CLK (0x0080)
+#define U300_SYSCON_C1OAR_GPIO_CLK (0x0040)
+#define U300_SYSCON_C1OAR_EMIF_MPMC_CLK (0x0020)
+#define U300_SYSCON_C1OAR_EMIF_H_CLK (0x0010)
+#define U300_SYSCON_C1OAR_EVHIST_CLK (0x0008)
+#define U300_SYSCON_C1OAR_PPM_CLK (0x0004)
+#define U300_SYSCON_C1OAR_DMA_CLK (0x0002)
+/* Clock activity observability register 2 */
+#define U300_SYSCON_C2OAR (0x148)
+#define U300_SYSCON_C2OAR_MASK (0x0FFF)
+#define U300_SYSCON_C2OAR_VALUE (0x0FFF)
+#define U300_SYSCON_C2OAR_XGAM_CDI_CLK (0x0800)
+#define U300_SYSCON_C2OAR_XGAM_CLK (0x0400)
+#define U300_SYSCON_C2OAR_VC_H_CLK (0x0200)
+#define U300_SYSCON_C2OAR_VC_CLK (0x0100)
+#define U300_SYSCON_C2OAR_UA_P_CLK (0x0080)
+#define U300_SYSCON_C2OAR_TMR1_CLK (0x0040)
+#define U300_SYSCON_C2OAR_TMR0_CLK (0x0020)
+#define U300_SYSCON_C2OAR_SPI_P_CLK (0x0010)
+#define U300_SYSCON_C2OAR_PCM_I2S1_CORE_CLK (0x0008)
+#define U300_SYSCON_C2OAR_PCM_I2S1_CLK (0x0004)
+#define U300_SYSCON_C2OAR_PCM_I2S0_CORE_CLK (0x0002)
+#define U300_SYSCON_C2OAR_PCM_I2S0_CLK (0x0001)
+
+/* Chip ID register 16bit (R/-) */
+#define U300_SYSCON_CIDR (0x400)
+/* Video IRQ clear 16bit (R/W) */
+#define U300_SYSCON_VICR (0x404)
+#define U300_SYSCON_VICR_VIDEO1_IRQ_CLEAR_ENABLE (0x0002)
+#define U300_SYSCON_VICR_VIDEO0_IRQ_CLEAR_ENABLE (0x0001)
+/* SMCR */
+#define U300_SYSCON_SMCR (0x4d0)
+#define U300_SYSCON_SMCR_FIELD_MASK (0x000e)
+#define U300_SYSCON_SMCR_SEMI_SREFACK_IND (0x0008)
+#define U300_SYSCON_SMCR_SEMI_SREFREQ_ENABLE (0x0004)
+#define U300_SYSCON_SMCR_SEMI_EXT_BOOT_MODE_ENABLE (0x0002)
+/* CPU_SW_DBGEN Software Debug Enable 16bit (R/W) */
+#define U300_SYSCON_CSDR (0x4f0)
+#define U300_SYSCON_CSDR_SW_DEBUG_ENABLE (0x0001)
+/* PRINT_CONTROL Print Control 16bit (R/-) */
+#define U300_SYSCON_PCR (0x4f8)
+#define U300_SYSCON_PCR_SERV_IND (0x0001)
+/* BOOT_CONTROL 16bit (R/-) */
+#define U300_SYSCON_BCR (0x4fc)
+#define U300_SYSCON_BCR_ACC_CPU_SUBSYS_VINITHI_IND (0x0400)
+#define U300_SYSCON_BCR_APP_CPU_SUBSYS_VINITHI_IND (0x0200)
+#define U300_SYSCON_BCR_EXTRA_BOOT_OPTION_MASK (0x01FC)
+#define U300_SYSCON_BCR_APP_BOOT_SERV_MASK (0x0003)
+
+
+/* CPU clock defines */
+/**
+ * CPU high frequency in MHz
+ */
+#define SYSCON_CPU_CLOCK_HIGH 208
+/**
+ * CPU medium frequency in MHz
+ */
+#define SYSCON_CPU_CLOCK_MEDIUM 104
+/**
+ * CPU low frequency in MHz
+ */
+#define SYSCON_CPU_CLOCK_LOW 13
+
+/* EMIF clock defines */
+/**
+ * EMIF high frequency in MHz
+ */
+#define SYSCON_EMIF_CLOCK_HIGH 104
+/**
+ * EMIF medium frequency in MHz
+ */
+#define SYSCON_EMIF_CLOCK_MEDIUM 104
+/**
+ * EMIF low frequency in MHz
+ */
+#define SYSCON_EMIF_CLOCK_LOW 13
+
+/* AHB clock defines */
+/**
+ * AHB high frequency in MHz
+ */
+#define SYSCON_AHB_CLOCK_HIGH 52
+/**
+ * AHB medium frequency in MHz
+ */
+#define SYSCON_AHB_CLOCK_MEDIUM 52
+/**
+ * AHB low frequency in MHz
+ */
+#define SYSCON_AHB_CLOCK_LOW 7 /* i.e 13/2=6.5MHz */
+
+enum syscon_busmaster {
+ SYSCON_BM_DMAC,
+ SYSCON_BM_XGAM,
+ SYSCON_BM_VIDEO_ENC
+};
+
+/*
+ * Note that this array must match the order of the array "clk_reg"
+ * in syscon.c
+ */
+enum syscon_clk {
+ SYSCON_CLKCONTROL_SLOW_BRIDGE,
+ SYSCON_CLKCONTROL_UART,
+ SYSCON_CLKCONTROL_BTR,
+ SYSCON_CLKCONTROL_EH,
+ SYSCON_CLKCONTROL_GPIO,
+ SYSCON_CLKCONTROL_KEYPAD,
+ SYSCON_CLKCONTROL_APP_TIMER,
+ SYSCON_CLKCONTROL_ACC_TIMER,
+ SYSCON_CLKCONTROL_FAST_BRIDGE,
+ SYSCON_CLKCONTROL_I2C0,
+ SYSCON_CLKCONTROL_I2C1,
+ SYSCON_CLKCONTROL_I2S0,
+ SYSCON_CLKCONTROL_I2S1,
+ SYSCON_CLKCONTROL_MMC,
+ SYSCON_CLKCONTROL_SPI,
+ SYSCON_CLKCONTROL_I2S0_CORE,
+ SYSCON_CLKCONTROL_I2S1_CORE,
+ SYSCON_CLKCONTROL_AAIF,
+ SYSCON_CLKCONTROL_AHB,
+ SYSCON_CLKCONTROL_APEX,
+ SYSCON_CLKCONTROL_CPU,
+ SYSCON_CLKCONTROL_DMA,
+ SYSCON_CLKCONTROL_EMIF,
+ SYSCON_CLKCONTROL_NAND_IF,
+ SYSCON_CLKCONTROL_VIDEO_ENC,
+ SYSCON_CLKCONTROL_XGAM,
+ SYSCON_CLKCONTROL_SEMI,
+ SYSCON_CLKCONTROL_AHB_SUBSYS,
+ SYSCON_CLKCONTROL_MSPRO
+};
+
+enum syscon_sysclk_mode {
+ SYSCON_SYSCLK_DISABLED,
+ SYSCON_SYSCLK_M_CLK,
+ SYSCON_SYSCLK_ACC_FSM,
+ SYSCON_SYSCLK_PLL60_48,
+ SYSCON_SYSCLK_PLL60_60,
+ SYSCON_SYSCLK_ACC_PLL208,
+ SYSCON_SYSCLK_APP_PLL13,
+ SYSCON_SYSCLK_APP_FSM,
+ SYSCON_SYSCLK_RTC,
+ SYSCON_SYSCLK_APP_PLL208
+};
+
+enum syscon_sysclk_req {
+ SYSCON_SYSCLKREQ_DISABLED,
+ SYSCON_SYSCLKREQ_ACTIVE_LOW
+};
+
+enum syscon_clk_mode {
+ SYSCON_CLKMODE_OFF,
+ SYSCON_CLKMODE_DEFAULT,
+ SYSCON_CLKMODE_LOW,
+ SYSCON_CLKMODE_MEDIUM,
+ SYSCON_CLKMODE_HIGH,
+ SYSCON_CLKMODE_PERMANENT,
+ SYSCON_CLKMODE_ON,
+};
+
+enum syscon_call_mode {
+ SYSCON_CLKCALL_NOWAIT,
+ SYSCON_CLKCALL_WAIT,
+};
+
+int syscon_dc_on(bool keep_power_on);
+int syscon_set_busmaster_active_state(enum syscon_busmaster busmaster,
+ bool active);
+bool syscon_get_busmaster_active_state(void);
+int syscon_set_sleep_mask(enum syscon_clk,
+ bool sleep_ctrl);
+int syscon_config_sysclk(u32 sysclk,
+ enum syscon_sysclk_mode sysclkmode,
+ bool inverse,
+ u32 divisor,
+ enum syscon_sysclk_req sysclkreq);
+bool syscon_can_turn_off_semi_clock(void);
+
+/* This function is restricted to core.c */
+int syscon_request_normal_power(bool req);
+
+/* This function is restricted to be used by platform_speed.c */
+int syscon_speed_request(enum syscon_call_mode wait_mode,
+ enum syscon_clk_mode req_clk_mode);
+#endif /* __MACH_SYSCON_H */
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/system.h
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * System shutdown and reset functions.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <mach/hardware.h>
+#include <asm/io.h>
+#include <asm/hardware/vic.h>
+#include <asm/irq.h>
+
+/* Forward declare this function from the watchdog */
+void coh901327_watchdog_reset(void);
+
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+static void arch_reset(char mode, const char *cmd)
+{
+ switch (mode) {
+ case 's':
+ case 'h':
+ printk(KERN_CRIT "RESET: shutting down/rebooting system\n");
+ /* Disable interrupts */
+ local_irq_disable();
+#ifdef CONFIG_COH901327_WATCHDOG
+ coh901327_watchdog_reset();
+#endif
+ break;
+ default:
+ /* Do nothing */
+ break;
+ }
+ /* Wait for system do die/reset. */
+ while (1);
+}
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/timex.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Platform tick rate definition.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#ifndef __MACH_TIMEX_H
+#define __MACH_TIMEX_H
+
+/* This is for the APP OS GP1 (General Purpose 1) timer */
+#define CLOCK_TICK_RATE 1000000
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/u300-regs.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Basic register address definitions in physical memory and
+ * some block defintions for core devices like the timer.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef __MACH_U300_REGS_H
+#define __MACH_U300_REGS_H
+
+/*
+ * These are the large blocks of memory allocated for I/O.
+ * the defines are used for setting up the I/O memory mapping.
+ */
+
+/* NAND Flash CS0 */
+#define U300_NAND_CS0_PHYS_BASE 0x80000000
+#define U300_NAND_CS0_VIRT_BASE 0xff040000
+
+/* NFIF */
+#define U300_NAND_IF_PHYS_BASE 0x9f800000
+#define U300_NAND_IF_VIRT_BASE 0xff030000
+
+/* AHB Peripherals */
+#define U300_AHB_PER_PHYS_BASE 0xa0000000
+#define U300_AHB_PER_VIRT_BASE 0xff010000
+
+/* FAST Peripherals */
+#define U300_FAST_PER_PHYS_BASE 0xc0000000
+#define U300_FAST_PER_VIRT_BASE 0xff020000
+
+/* SLOW Peripherals */
+#define U300_SLOW_PER_PHYS_BASE 0xc0010000
+#define U300_SLOW_PER_VIRT_BASE 0xff000000
+
+/* Boot ROM */
+#define U300_BOOTROM_PHYS_BASE 0xffff0000
+#define U300_BOOTROM_VIRT_BASE 0xffff0000
+
+/* SEMI config base */
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SEMI_CONFIG_BASE 0x2FFE0000
+#else
+#define U300_SEMI_CONFIG_BASE 0x30000000
+#endif
+
+/*
+ * All the following peripherals are specified at their PHYSICAL address,
+ * so if you need to access them (in the kernel), you MUST use the macros
+ * defined in <asm/io.h> to map to the IO_ADDRESS_AHB() IO_ADDRESS_FAST()
+ * etc.
+ */
+
+/*
+ * AHB peripherals
+ */
+
+/* AHB Peripherals Bridge Controller */
+#define U300_AHB_BRIDGE_BASE (U300_AHB_PER_PHYS_BASE+0x0000)
+
+/* Vectored Interrupt Controller 0, servicing 32 interrupts */
+#define U300_INTCON0_BASE (U300_AHB_PER_PHYS_BASE+0x1000)
+#define U300_INTCON0_VBASE (U300_AHB_PER_VIRT_BASE+0x1000)
+
+/* Vectored Interrupt Controller 1, servicing 32 interrupts */
+#define U300_INTCON1_BASE (U300_AHB_PER_PHYS_BASE+0x2000)
+#define U300_INTCON1_VBASE (U300_AHB_PER_VIRT_BASE+0x2000)
+
+/* Memory Stick Pro (MSPRO) controller */
+#define U300_MSPRO_BASE (U300_AHB_PER_PHYS_BASE+0x3000)
+
+/* EMIF Configuration Area */
+#define U300_EMIF_CFG_BASE (U300_AHB_PER_PHYS_BASE+0x4000)
+
+
+/*
+ * FAST peripherals
+ */
+
+/* FAST bridge control */
+#define U300_FAST_BRIDGE_BASE (U300_FAST_PER_PHYS_BASE+0x0000)
+
+/* MMC/SD controller */
+#define U300_MMCSD_BASE (U300_FAST_PER_PHYS_BASE+0x1000)
+
+/* PCM I2S0 controller */
+#define U300_PCM_I2S0_BASE (U300_FAST_PER_PHYS_BASE+0x2000)
+
+/* PCM I2S1 controller */
+#define U300_PCM_I2S1_BASE (U300_FAST_PER_PHYS_BASE+0x3000)
+
+/* I2C0 controller */
+#define U300_I2C0_BASE (U300_FAST_PER_PHYS_BASE+0x4000)
+
+/* I2C1 controller */
+#define U300_I2C1_BASE (U300_FAST_PER_PHYS_BASE+0x5000)
+
+/* SPI controller */
+#define U300_SPI_BASE (U300_FAST_PER_PHYS_BASE+0x6000)
+
+#ifdef CONFIG_MACH_U300_BS335
+/* Fast UART1 on U335 only */
+#define U300_UART1_BASE (U300_SLOW_PER_PHYS_BASE+0x7000)
+#endif
+
+/*
+ * SLOW peripherals
+ */
+
+/* SLOW bridge control */
+#define U300_SLOW_BRIDGE_BASE (U300_SLOW_PER_PHYS_BASE)
+
+/* SYSCON */
+#define U300_SYSCON_BASE (U300_SLOW_PER_PHYS_BASE+0x1000)
+#define U300_SYSCON_VBASE (U300_SLOW_PER_VIRT_BASE+0x1000)
+
+/* Watchdog */
+#define U300_WDOG_BASE (U300_SLOW_PER_PHYS_BASE+0x2000)
+
+/* UART0 */
+#define U300_UART0_BASE (U300_SLOW_PER_PHYS_BASE+0x3000)
+
+/* APP side special timer */
+#define U300_TIMER_APP_BASE (U300_SLOW_PER_PHYS_BASE+0x4000)
+#define U300_TIMER_APP_VBASE (U300_SLOW_PER_VIRT_BASE+0x4000)
+
+/* Keypad */
+#define U300_KEYPAD_BASE (U300_SLOW_PER_PHYS_BASE+0x5000)
+
+/* GPIO */
+#define U300_GPIO_BASE (U300_SLOW_PER_PHYS_BASE+0x6000)
+
+/* RTC */
+#define U300_RTC_BASE (U300_SLOW_PER_PHYS_BASE+0x7000)
+
+/* Bus tracer */
+#define U300_BUSTR_BASE (U300_SLOW_PER_PHYS_BASE+0x8000)
+
+/* Event handler (hardware queue) */
+#define U300_EVHIST_BASE (U300_SLOW_PER_PHYS_BASE+0x9000)
+
+/* Genric Timer */
+#define U300_TIMER_BASE (U300_SLOW_PER_PHYS_BASE+0xa000)
+
+/* PPM */
+#define U300_PPM_BASE (U300_SLOW_PER_PHYS_BASE+0xb000)
+
+
+/*
+ * REST peripherals
+ */
+
+/* ISP (image signal processor) is only available in U335 */
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_ISP_BASE (0xA0008000)
+#endif
+
+/* DMA Controller base */
+#define U300_DMAC_BASE (0xC0020000)
+
+/* MSL Base */
+#define U300_MSL_BASE (0xc0022000)
+
+/* APEX Base */
+#define U300_APEX_BASE (0xc0030000)
+
+/* Video Encoder Base */
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_VIDEOENC_BASE (0xc0080000)
+#else
+#define U300_VIDEOENC_BASE (0xc0040000)
+#endif
+
+/* XGAM Base */
+#define U300_XGAM_BASE (0xd0000000)
+
+/*
+ * Virtual accessor macros for static devices
+ */
+
+
+#endif
--- /dev/null
+/*
+ * arch/arm/mach-u300/include/mach/uncompress.h
+ *
+ * Copyright (C) 2003 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#define AMBA_UART_DR (*(volatile unsigned char *)0xc0013000)
+#define AMBA_UART_LCRH (*(volatile unsigned char *)0xc001302C)
+#define AMBA_UART_CR (*(volatile unsigned char *)0xc0013030)
+#define AMBA_UART_FR (*(volatile unsigned char *)0xc0013018)
+
+/*
+ * This does not append a newline
+ */
+static inline void putc(int c)
+{
+ while (AMBA_UART_FR & (1 << 5))
+ barrier();
+
+ AMBA_UART_DR = c;
+}
+
+static inline void flush(void)
+{
+ while (AMBA_UART_FR & (1 << 3))
+ barrier();
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/include/mach/vmalloc.h
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Virtual memory allocations
+ * End must be above the I/O registers and on an even 2MiB boundary.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#define VMALLOC_END 0xfe800000
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/mmc.c
+ *
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Johan Lundin <johan.lundin@stericsson.com>
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ */
+#include <linux/device.h>
+#include <linux/amba/bus.h>
+#include <linux/mmc/host.h>
+#include <linux/input.h>
+#include <linux/workqueue.h>
+#include <linux/delay.h>
+#include <linux/regulator/consumer.h>
+#include <linux/regulator/machine.h>
+#include <linux/gpio.h>
+
+#include <asm/mach/mmc.h>
+#include "mmc.h"
+
+struct mmci_card_event {
+ struct input_dev *mmc_input;
+ int mmc_inserted;
+ struct work_struct workq;
+ struct mmc_platform_data mmc0_plat_data;
+};
+
+static unsigned int mmc_status(struct device *dev)
+{
+ struct mmci_card_event *mmci_card = container_of(
+ dev->platform_data,
+ struct mmci_card_event, mmc0_plat_data);
+
+ return mmci_card->mmc_inserted;
+}
+
+/*
+ * Here follows a large chunk of code which will only be enabled if you
+ * have both the AB3100 chip mounted and the MMC subsystem activated.
+ */
+
+static u32 mmc_translate_vdd(struct device *dev, unsigned int voltage)
+{
+ int v;
+
+ /*
+ * MMC Spec:
+ * bit 7: 1.70 - 1.95V
+ * bit 8 - 14: 2.0 - 2.6V
+ * bit 15 - 23: 2.7 - 3.6V
+ *
+ * ab3100 voltages:
+ * 000 - 2.85V
+ * 001 - 2.75V
+ * 010 - 1.8V
+ * 011 - 1.5V
+ */
+ switch (voltage) {
+ case 8:
+ v = 3;
+ break;
+ case 9:
+ case 10:
+ case 11:
+ case 12:
+ case 13:
+ case 14:
+ case 15:
+ v = 1;
+ break;
+ case 16:
+ v = 1;
+ break;
+ case 17:
+ case 18:
+ case 19:
+ case 20:
+ case 21:
+ case 22:
+ case 23:
+ case 24:
+ v = 0;
+ break;
+ default:
+ v = 0;
+ break;
+ }
+
+ /* PL180 voltage register bits */
+ return v << 2;
+}
+
+
+
+static int mmci_callback(void *data)
+{
+ struct mmci_card_event *mmci_card = data;
+
+ disable_irq_on_gpio_pin(U300_GPIO_PIN_MMC_CD);
+ schedule_work(&mmci_card->workq);
+
+ return 0;
+}
+
+
+static ssize_t gpio_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct mmci_card_event *mmci_card = container_of(
+ dev->platform_data,
+ struct mmci_card_event, mmc0_plat_data);
+
+
+ return sprintf(buf, "%d\n", !mmci_card->mmc_inserted);
+}
+
+static DEVICE_ATTR(mmc_inserted, S_IRUGO, gpio_show, NULL);
+
+static void _mmci_callback(struct work_struct *ws)
+{
+
+ struct mmci_card_event *mmci_card = container_of(
+ ws,
+ struct mmci_card_event, workq);
+
+ mdelay(20);
+
+ mmci_card->mmc_inserted = !!gpio_get_value(U300_GPIO_PIN_MMC_CD);
+
+ input_report_switch(mmci_card->mmc_input, KEY_INSERT,
+ !mmci_card->mmc_inserted);
+ input_sync(mmci_card->mmc_input);
+
+ pr_debug("MMC/SD card was %s\n",
+ mmci_card->mmc_inserted ? "removed" : "inserted");
+
+ enable_irq_on_gpio_pin(U300_GPIO_PIN_MMC_CD, !mmci_card->mmc_inserted);
+}
+
+int __devinit mmc_init(struct amba_device *adev)
+{
+ struct mmci_card_event *mmci_card;
+ struct device *mmcsd_device = &adev->dev;
+ int ret = 0;
+
+ mmci_card = kzalloc(sizeof(struct mmci_card_event), GFP_KERNEL);
+ if (!mmci_card)
+ return -ENOMEM;
+
+ /* Nominally 2.85V on our platform */
+ mmci_card->mmc0_plat_data.ocr_mask = MMC_VDD_28_29;
+ mmci_card->mmc0_plat_data.translate_vdd = mmc_translate_vdd;
+ mmci_card->mmc0_plat_data.status = mmc_status;
+
+ mmcsd_device->platform_data = (void *) &mmci_card->mmc0_plat_data;
+
+ INIT_WORK(&mmci_card->workq, _mmci_callback);
+
+ ret = gpio_request(U300_GPIO_PIN_MMC_CD, "MMC card detection");
+ if (ret) {
+ printk(KERN_CRIT "Could not allocate MMC card detection " \
+ "GPIO pin\n");
+ goto out;
+ }
+
+ ret = gpio_direction_input(U300_GPIO_PIN_MMC_CD);
+ if (ret) {
+ printk(KERN_CRIT "Invalid GPIO pin requested\n");
+ goto out;
+ }
+
+ ret = sysfs_create_file(&mmcsd_device->kobj,
+ &dev_attr_mmc_inserted.attr);
+ if (ret)
+ goto out;
+
+ mmci_card->mmc_input = input_allocate_device();
+ if (!mmci_card->mmc_input) {
+ printk(KERN_CRIT "Could not allocate MMC input device\n");
+ return -ENOMEM;
+ }
+
+ mmci_card->mmc_input->name = "MMC insert notification";
+ mmci_card->mmc_input->id.bustype = BUS_HOST;
+ mmci_card->mmc_input->id.vendor = 0;
+ mmci_card->mmc_input->id.product = 0;
+ mmci_card->mmc_input->id.version = 0x0100;
+ mmci_card->mmc_input->dev.parent = mmcsd_device;
+ input_set_capability(mmci_card->mmc_input, EV_SW, KEY_INSERT);
+
+ /*
+ * Since this must always be compiled into the kernel, this input
+ * is never unregistered or free:ed.
+ */
+ ret = input_register_device(mmci_card->mmc_input);
+ if (ret) {
+ input_free_device(mmci_card->mmc_input);
+ goto out;
+ }
+
+ input_set_drvdata(mmci_card->mmc_input, mmci_card);
+
+ ret = gpio_register_callback(U300_GPIO_PIN_MMC_CD, mmci_callback,
+ mmci_card);
+
+ schedule_work(&mmci_card->workq);
+
+ printk(KERN_INFO "Registered MMC insert/remove notification\n");
+out:
+ return ret;
+}
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/mmc.h
+ *
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Author: Jonas Aaberg <jonas.aberg@stericsson.com>
+ */
+#ifndef MMC_H
+#define MMC_H
+
+#include <linux/amba/bus.h>
+
+int __devinit mmc_init(struct amba_device *adev);
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/padmux.c
+ *
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * U300 PADMUX functions
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ *
+ */
+#include <linux/io.h>
+#include <linux/err.h>
+#include <mach/u300-regs.h>
+#include <mach/syscon.h>
+
+#include "padmux.h"
+
+/* Set the PAD MUX to route the MMC reader correctly to GPIO0. */
+void pmx_set_mission_mode_mmc(void)
+{
+ u16 val;
+
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1LR);
+ val &= ~U300_SYSCON_PMC1LR_MMCSD_MASK;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1LR);
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
+ val &= ~U300_SYSCON_PMC1HR_APP_GPIO_1_MASK;
+ val |= U300_SYSCON_PMC1HR_APP_GPIO_1_MMC;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
+}
+
+void pmx_set_mission_mode_spi(void)
+{
+ u16 val;
+
+ /* Set up padmuxing so the SPI port and its chipselects are active */
+ val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
+ /*
+ * Activate the SPI port (disable the use of these pins for generic
+ * GPIO, DSP, AAIF
+ */
+ val &= ~U300_SYSCON_PMC1HR_APP_SPI_2_MASK;
+ val |= U300_SYSCON_PMC1HR_APP_SPI_2_SPI;
+ /*
+ * Use GPIO pin SPI CS1 for CS1 actually (it can be used for other
+ * things also)
+ */
+ val &= ~U300_SYSCON_PMC1HR_APP_SPI_CS_1_MASK;
+ val |= U300_SYSCON_PMC1HR_APP_SPI_CS_1_SPI;
+ /*
+ * Use GPIO pin SPI CS2 for CS2 actually (it can be used for other
+ * things also)
+ */
+ val &= ~U300_SYSCON_PMC1HR_APP_SPI_CS_2_MASK;
+ val |= U300_SYSCON_PMC1HR_APP_SPI_CS_2_SPI;
+ writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
+}
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/padmux.h
+ *
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * U300 PADMUX API
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ *
+ */
+
+#ifndef __MACH_U300_PADMUX_H
+#define __MACH_U300_PADMUX_H
+
+void pmx_set_mission_mode_mmc(void);
+void pmx_set_mission_mode_spi(void);
+
+#endif
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/timer.c
+ *
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Timer COH 901 328, runs the OS timer interrupt.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/interrupt.h>
+#include <linux/time.h>
+#include <linux/timex.h>
+#include <linux/clockchips.h>
+#include <linux/clocksource.h>
+#include <linux/types.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+
+/* Generic stuff */
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+#include <asm/mach/irq.h>
+
+#include "clock.h"
+
+/*
+ * APP side special timer registers
+ * This timer contains four timers which can fire an interrupt each.
+ * OS (operating system) timer @ 32768 Hz
+ * DD (device driver) timer @ 1 kHz
+ * GP1 (general purpose 1) timer @ 1MHz
+ * GP2 (general purpose 2) timer @ 1MHz
+ */
+
+/* Reset OS Timer 32bit (-/W) */
+#define U300_TIMER_APP_ROST (0x0000)
+#define U300_TIMER_APP_ROST_TIMER_RESET (0x00000000)
+/* Enable OS Timer 32bit (-/W) */
+#define U300_TIMER_APP_EOST (0x0004)
+#define U300_TIMER_APP_EOST_TIMER_ENABLE (0x00000000)
+/* Disable OS Timer 32bit (-/W) */
+#define U300_TIMER_APP_DOST (0x0008)
+#define U300_TIMER_APP_DOST_TIMER_DISABLE (0x00000000)
+/* OS Timer Mode Register 32bit (-/W) */
+#define U300_TIMER_APP_SOSTM (0x000c)
+#define U300_TIMER_APP_SOSTM_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_SOSTM_MODE_ONE_SHOT (0x00000001)
+/* OS Timer Status Register 32bit (R/-) */
+#define U300_TIMER_APP_OSTS (0x0010)
+#define U300_TIMER_APP_OSTS_TIMER_STATE_MASK (0x0000000F)
+#define U300_TIMER_APP_OSTS_TIMER_STATE_IDLE (0x00000001)
+#define U300_TIMER_APP_OSTS_TIMER_STATE_ACTIVE (0x00000002)
+#define U300_TIMER_APP_OSTS_ENABLE_IND (0x00000010)
+#define U300_TIMER_APP_OSTS_MODE_MASK (0x00000020)
+#define U300_TIMER_APP_OSTS_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_OSTS_MODE_ONE_SHOT (0x00000020)
+#define U300_TIMER_APP_OSTS_IRQ_ENABLED_IND (0x00000040)
+#define U300_TIMER_APP_OSTS_IRQ_PENDING_IND (0x00000080)
+/* OS Timer Current Count Register 32bit (R/-) */
+#define U300_TIMER_APP_OSTCC (0x0014)
+/* OS Timer Terminal Count Register 32bit (R/W) */
+#define U300_TIMER_APP_OSTTC (0x0018)
+/* OS Timer Interrupt Enable Register 32bit (-/W) */
+#define U300_TIMER_APP_OSTIE (0x001c)
+#define U300_TIMER_APP_OSTIE_IRQ_DISABLE (0x00000000)
+#define U300_TIMER_APP_OSTIE_IRQ_ENABLE (0x00000001)
+/* OS Timer Interrupt Acknowledge Register 32bit (-/W) */
+#define U300_TIMER_APP_OSTIA (0x0020)
+#define U300_TIMER_APP_OSTIA_IRQ_ACK (0x00000080)
+
+/* Reset DD Timer 32bit (-/W) */
+#define U300_TIMER_APP_RDDT (0x0040)
+#define U300_TIMER_APP_RDDT_TIMER_RESET (0x00000000)
+/* Enable DD Timer 32bit (-/W) */
+#define U300_TIMER_APP_EDDT (0x0044)
+#define U300_TIMER_APP_EDDT_TIMER_ENABLE (0x00000000)
+/* Disable DD Timer 32bit (-/W) */
+#define U300_TIMER_APP_DDDT (0x0048)
+#define U300_TIMER_APP_DDDT_TIMER_DISABLE (0x00000000)
+/* DD Timer Mode Register 32bit (-/W) */
+#define U300_TIMER_APP_SDDTM (0x004c)
+#define U300_TIMER_APP_SDDTM_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_SDDTM_MODE_ONE_SHOT (0x00000001)
+/* DD Timer Status Register 32bit (R/-) */
+#define U300_TIMER_APP_DDTS (0x0050)
+#define U300_TIMER_APP_DDTS_TIMER_STATE_MASK (0x0000000F)
+#define U300_TIMER_APP_DDTS_TIMER_STATE_IDLE (0x00000001)
+#define U300_TIMER_APP_DDTS_TIMER_STATE_ACTIVE (0x00000002)
+#define U300_TIMER_APP_DDTS_ENABLE_IND (0x00000010)
+#define U300_TIMER_APP_DDTS_MODE_MASK (0x00000020)
+#define U300_TIMER_APP_DDTS_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_DDTS_MODE_ONE_SHOT (0x00000020)
+#define U300_TIMER_APP_DDTS_IRQ_ENABLED_IND (0x00000040)
+#define U300_TIMER_APP_DDTS_IRQ_PENDING_IND (0x00000080)
+/* DD Timer Current Count Register 32bit (R/-) */
+#define U300_TIMER_APP_DDTCC (0x0054)
+/* DD Timer Terminal Count Register 32bit (R/W) */
+#define U300_TIMER_APP_DDTTC (0x0058)
+/* DD Timer Interrupt Enable Register 32bit (-/W) */
+#define U300_TIMER_APP_DDTIE (0x005c)
+#define U300_TIMER_APP_DDTIE_IRQ_DISABLE (0x00000000)
+#define U300_TIMER_APP_DDTIE_IRQ_ENABLE (0x00000001)
+/* DD Timer Interrupt Acknowledge Register 32bit (-/W) */
+#define U300_TIMER_APP_DDTIA (0x0060)
+#define U300_TIMER_APP_DDTIA_IRQ_ACK (0x00000080)
+
+/* Reset GP1 Timer 32bit (-/W) */
+#define U300_TIMER_APP_RGPT1 (0x0080)
+#define U300_TIMER_APP_RGPT1_TIMER_RESET (0x00000000)
+/* Enable GP1 Timer 32bit (-/W) */
+#define U300_TIMER_APP_EGPT1 (0x0084)
+#define U300_TIMER_APP_EGPT1_TIMER_ENABLE (0x00000000)
+/* Disable GP1 Timer 32bit (-/W) */
+#define U300_TIMER_APP_DGPT1 (0x0088)
+#define U300_TIMER_APP_DGPT1_TIMER_DISABLE (0x00000000)
+/* GP1 Timer Mode Register 32bit (-/W) */
+#define U300_TIMER_APP_SGPT1M (0x008c)
+#define U300_TIMER_APP_SGPT1M_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_SGPT1M_MODE_ONE_SHOT (0x00000001)
+/* GP1 Timer Status Register 32bit (R/-) */
+#define U300_TIMER_APP_GPT1S (0x0090)
+#define U300_TIMER_APP_GPT1S_TIMER_STATE_MASK (0x0000000F)
+#define U300_TIMER_APP_GPT1S_TIMER_STATE_IDLE (0x00000001)
+#define U300_TIMER_APP_GPT1S_TIMER_STATE_ACTIVE (0x00000002)
+#define U300_TIMER_APP_GPT1S_ENABLE_IND (0x00000010)
+#define U300_TIMER_APP_GPT1S_MODE_MASK (0x00000020)
+#define U300_TIMER_APP_GPT1S_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_GPT1S_MODE_ONE_SHOT (0x00000020)
+#define U300_TIMER_APP_GPT1S_IRQ_ENABLED_IND (0x00000040)
+#define U300_TIMER_APP_GPT1S_IRQ_PENDING_IND (0x00000080)
+/* GP1 Timer Current Count Register 32bit (R/-) */
+#define U300_TIMER_APP_GPT1CC (0x0094)
+/* GP1 Timer Terminal Count Register 32bit (R/W) */
+#define U300_TIMER_APP_GPT1TC (0x0098)
+/* GP1 Timer Interrupt Enable Register 32bit (-/W) */
+#define U300_TIMER_APP_GPT1IE (0x009c)
+#define U300_TIMER_APP_GPT1IE_IRQ_DISABLE (0x00000000)
+#define U300_TIMER_APP_GPT1IE_IRQ_ENABLE (0x00000001)
+/* GP1 Timer Interrupt Acknowledge Register 32bit (-/W) */
+#define U300_TIMER_APP_GPT1IA (0x00a0)
+#define U300_TIMER_APP_GPT1IA_IRQ_ACK (0x00000080)
+
+/* Reset GP2 Timer 32bit (-/W) */
+#define U300_TIMER_APP_RGPT2 (0x00c0)
+#define U300_TIMER_APP_RGPT2_TIMER_RESET (0x00000000)
+/* Enable GP2 Timer 32bit (-/W) */
+#define U300_TIMER_APP_EGPT2 (0x00c4)
+#define U300_TIMER_APP_EGPT2_TIMER_ENABLE (0x00000000)
+/* Disable GP2 Timer 32bit (-/W) */
+#define U300_TIMER_APP_DGPT2 (0x00c8)
+#define U300_TIMER_APP_DGPT2_TIMER_DISABLE (0x00000000)
+/* GP2 Timer Mode Register 32bit (-/W) */
+#define U300_TIMER_APP_SGPT2M (0x00cc)
+#define U300_TIMER_APP_SGPT2M_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_SGPT2M_MODE_ONE_SHOT (0x00000001)
+/* GP2 Timer Status Register 32bit (R/-) */
+#define U300_TIMER_APP_GPT2S (0x00d0)
+#define U300_TIMER_APP_GPT2S_TIMER_STATE_MASK (0x0000000F)
+#define U300_TIMER_APP_GPT2S_TIMER_STATE_IDLE (0x00000001)
+#define U300_TIMER_APP_GPT2S_TIMER_STATE_ACTIVE (0x00000002)
+#define U300_TIMER_APP_GPT2S_ENABLE_IND (0x00000010)
+#define U300_TIMER_APP_GPT2S_MODE_MASK (0x00000020)
+#define U300_TIMER_APP_GPT2S_MODE_CONTINUOUS (0x00000000)
+#define U300_TIMER_APP_GPT2S_MODE_ONE_SHOT (0x00000020)
+#define U300_TIMER_APP_GPT2S_IRQ_ENABLED_IND (0x00000040)
+#define U300_TIMER_APP_GPT2S_IRQ_PENDING_IND (0x00000080)
+/* GP2 Timer Current Count Register 32bit (R/-) */
+#define U300_TIMER_APP_GPT2CC (0x00d4)
+/* GP2 Timer Terminal Count Register 32bit (R/W) */
+#define U300_TIMER_APP_GPT2TC (0x00d8)
+/* GP2 Timer Interrupt Enable Register 32bit (-/W) */
+#define U300_TIMER_APP_GPT2IE (0x00dc)
+#define U300_TIMER_APP_GPT2IE_IRQ_DISABLE (0x00000000)
+#define U300_TIMER_APP_GPT2IE_IRQ_ENABLE (0x00000001)
+/* GP2 Timer Interrupt Acknowledge Register 32bit (-/W) */
+#define U300_TIMER_APP_GPT2IA (0x00e0)
+#define U300_TIMER_APP_GPT2IA_IRQ_ACK (0x00000080)
+
+/* Clock request control register - all four timers */
+#define U300_TIMER_APP_CRC (0x100)
+#define U300_TIMER_APP_CRC_CLOCK_REQUEST_ENABLE (0x00000001)
+
+#define TICKS_PER_JIFFY ((CLOCK_TICK_RATE + (HZ/2)) / HZ)
+#define US_PER_TICK ((1000000 + (HZ/2)) / HZ)
+
+/*
+ * The u300_set_mode() function is always called first, if we
+ * have oneshot timer active, the oneshot scheduling function
+ * u300_set_next_event() is called immediately after.
+ */
+static void u300_set_mode(enum clock_event_mode mode,
+ struct clock_event_device *evt)
+{
+ switch (mode) {
+ case CLOCK_EVT_MODE_PERIODIC:
+ /* Disable interrupts on GPT1 */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Disable GP1 while we're reprogramming it. */
+ writel(U300_TIMER_APP_DGPT1_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DGPT1);
+ /*
+ * Set the periodic mode to a certain number of ticks per
+ * jiffy.
+ */
+ writel(TICKS_PER_JIFFY,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1TC);
+ /*
+ * Set continuous mode, so the timer keeps triggering
+ * interrupts.
+ */
+ writel(U300_TIMER_APP_SGPT1M_MODE_CONTINUOUS,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_SGPT1M);
+ /* Enable timer interrupts */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Then enable the OS timer again */
+ writel(U300_TIMER_APP_EGPT1_TIMER_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_EGPT1);
+ break;
+ case CLOCK_EVT_MODE_ONESHOT:
+ /* Just break; here? */
+ /*
+ * The actual event will be programmed by the next event hook,
+ * so we just set a dummy value somewhere at the end of the
+ * universe here.
+ */
+ /* Disable interrupts on GPT1 */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Disable GP1 while we're reprogramming it. */
+ writel(U300_TIMER_APP_DGPT1_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DGPT1);
+ /*
+ * Expire far in the future, u300_set_next_event() will be
+ * called soon...
+ */
+ writel(0xFFFFFFFF, U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1TC);
+ /* We run one shot per tick here! */
+ writel(U300_TIMER_APP_SGPT1M_MODE_ONE_SHOT,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_SGPT1M);
+ /* Enable interrupts for this timer */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Enable timer */
+ writel(U300_TIMER_APP_EGPT1_TIMER_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_EGPT1);
+ break;
+ case CLOCK_EVT_MODE_UNUSED:
+ case CLOCK_EVT_MODE_SHUTDOWN:
+ /* Disable interrupts on GP1 */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Disable GP1 */
+ writel(U300_TIMER_APP_DGPT1_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DGPT1);
+ break;
+ case CLOCK_EVT_MODE_RESUME:
+ /* Ignore this call */
+ break;
+ }
+}
+
+/*
+ * The app timer in one shot mode obviously has to be reprogrammed
+ * in EXACTLY this sequence to work properly. Do NOT try to e.g. replace
+ * the interrupt disable + timer disable commands with a reset command,
+ * it will fail miserably. Apparently (and I found this the hard way)
+ * the timer is very sensitive to the instruction order, though you don't
+ * get that impression from the data sheet.
+ */
+static int u300_set_next_event(unsigned long cycles,
+ struct clock_event_device *evt)
+
+{
+ /* Disable interrupts on GPT1 */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Disable GP1 while we're reprogramming it. */
+ writel(U300_TIMER_APP_DGPT1_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DGPT1);
+ /* Reset the General Purpose timer 1. */
+ writel(U300_TIMER_APP_RGPT1_TIMER_RESET,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_RGPT1);
+ /* IRQ in n * cycles */
+ writel(cycles, U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1TC);
+ /*
+ * We run one shot per tick here! (This is necessary to reconfigure,
+ * the timer will tilt if you don't!)
+ */
+ writel(U300_TIMER_APP_SGPT1M_MODE_ONE_SHOT,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_SGPT1M);
+ /* Enable timer interrupts */
+ writel(U300_TIMER_APP_GPT1IE_IRQ_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IE);
+ /* Then enable the OS timer again */
+ writel(U300_TIMER_APP_EGPT1_TIMER_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_EGPT1);
+ return 0;
+}
+
+
+/* Use general purpose timer 1 as clock event */
+static struct clock_event_device clockevent_u300_1mhz = {
+ .name = "GPT1",
+ .rating = 300, /* Reasonably fast and accurate clock event */
+ .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+ /* 22 calculated using the algorithm in arch/mips/kernel/time.c */
+ .shift = 22,
+ .set_next_event = u300_set_next_event,
+ .set_mode = u300_set_mode,
+};
+
+/* Clock event timer interrupt handler */
+static irqreturn_t u300_timer_interrupt(int irq, void *dev_id)
+{
+ struct clock_event_device *evt = &clockevent_u300_1mhz;
+ /* ACK/Clear timer IRQ for the APP GPT1 Timer */
+ writel(U300_TIMER_APP_GPT1IA_IRQ_ACK,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT1IA);
+ evt->event_handler(evt);
+ return IRQ_HANDLED;
+}
+
+static struct irqaction u300_timer_irq = {
+ .name = "U300 Timer Tick",
+ .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+ .handler = u300_timer_interrupt,
+};
+
+/* Use general purpose timer 2 as clock source */
+static cycle_t u300_get_cycles(struct clocksource *cs)
+{
+ return (cycles_t) readl(U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2CC);
+}
+
+static struct clocksource clocksource_u300_1mhz = {
+ .name = "GPT2",
+ .rating = 300, /* Reasonably fast and accurate clock source */
+ .read = u300_get_cycles,
+ .mask = CLOCKSOURCE_MASK(32), /* 32 bits */
+ /* 22 calculated using the algorithm in arch/mips/kernel/time.c */
+ .shift = 22,
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+
+/*
+ * This sets up the system timers, clock source and clock event.
+ */
+static void __init u300_timer_init(void)
+{
+ u300_enable_timer_clock();
+ /*
+ * Disable the "OS" and "DD" timers - these are designed for Symbian!
+ * Example usage in cnh1601578 cpu subsystem pd_timer_app.c
+ */
+ writel(U300_TIMER_APP_CRC_CLOCK_REQUEST_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_CRC);
+ writel(U300_TIMER_APP_ROST_TIMER_RESET,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_ROST);
+ writel(U300_TIMER_APP_DOST_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DOST);
+ writel(U300_TIMER_APP_RDDT_TIMER_RESET,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_RDDT);
+ writel(U300_TIMER_APP_DDDT_TIMER_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_DDDT);
+
+ /* Reset the General Purpose timer 1. */
+ writel(U300_TIMER_APP_RGPT1_TIMER_RESET,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_RGPT1);
+
+ /* Set up the IRQ handler */
+ setup_irq(IRQ_U300_TIMER_APP_GP1, &u300_timer_irq);
+
+ /* Reset the General Purpose timer 2 */
+ writel(U300_TIMER_APP_RGPT2_TIMER_RESET,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_RGPT2);
+ /* Set this timer to run around forever */
+ writel(0xFFFFFFFFU, U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2TC);
+ /* Set continuous mode so it wraps around */
+ writel(U300_TIMER_APP_SGPT2M_MODE_CONTINUOUS,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_SGPT2M);
+ /* Disable timer interrupts */
+ writel(U300_TIMER_APP_GPT2IE_IRQ_DISABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2IE);
+ /* Then enable the GP2 timer to use as a free running us counter */
+ writel(U300_TIMER_APP_EGPT2_TIMER_ENABLE,
+ U300_TIMER_APP_VBASE + U300_TIMER_APP_EGPT2);
+
+ /* This is a pure microsecond clock source */
+ clocksource_u300_1mhz.mult =
+ clocksource_khz2mult(1000, clocksource_u300_1mhz.shift);
+ if (clocksource_register(&clocksource_u300_1mhz))
+ printk(KERN_ERR "timer: failed to initialize clock "
+ "source %s\n", clocksource_u300_1mhz.name);
+
+ clockevent_u300_1mhz.mult =
+ div_sc(1000000, NSEC_PER_SEC, clockevent_u300_1mhz.shift);
+ /* 32bit counter, so 32bits delta is max */
+ clockevent_u300_1mhz.max_delta_ns =
+ clockevent_delta2ns(0xffffffff, &clockevent_u300_1mhz);
+ /* This timer is slow enough to set for 1 cycle == 1 MHz */
+ clockevent_u300_1mhz.min_delta_ns =
+ clockevent_delta2ns(1, &clockevent_u300_1mhz);
+ clockevent_u300_1mhz.cpumask = cpumask_of(0);
+ clockevents_register_device(&clockevent_u300_1mhz);
+ /*
+ * TODO: init and register the rest of the timers too, they can be
+ * used by hrtimers!
+ */
+}
+
+/*
+ * Very simple system timer that only register the clock event and
+ * clock source.
+ */
+struct sys_timer u300_timer = {
+ .init = u300_timer_init,
+};
--- /dev/null
+/*
+ *
+ * arch/arm/mach-u300/u300.c
+ *
+ *
+ * Copyright (C) 2006-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Platform machine definition.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <mach/platform.h>
+#include <mach/memory.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+static void __init u300_init_machine(void)
+{
+ u300_init_devices();
+}
+
+#ifdef CONFIG_MACH_U300_BS2X
+#define MACH_U300_STRING "Ericsson AB U300 S25/S26/B25/B26 Prototype Board"
+#endif
+
+#ifdef CONFIG_MACH_U300_BS330
+#define MACH_U300_STRING "Ericsson AB U330 S330/B330 Prototype Board"
+#endif
+
+#ifdef CONFIG_MACH_U300_BS335
+#define MACH_U300_STRING "Ericsson AB U335 S335/B335 Prototype Board"
+#endif
+
+#ifdef CONFIG_MACH_U300_BS365
+#define MACH_U300_STRING "Ericsson AB U365 S365/B365 Prototype Board"
+#endif
+
+MACHINE_START(U300, MACH_U300_STRING)
+ /* Maintainer: Linus Walleij <linus.walleij@stericsson.com> */
+ .phys_io = U300_AHB_PER_PHYS_BASE,
+ .io_pg_offst = ((U300_AHB_PER_VIRT_BASE) >> 18) & 0xfffc,
+ .boot_params = BOOT_PARAMS_OFFSET,
+ .map_io = u300_map_io,
+ .init_irq = u300_init_irq,
+ .timer = &u300_timer,
+ .init_machine = u300_init_machine,
+MACHINE_END
reserve_bootmem_node(pgdat, 0xa0200000, 0x1000,
BOOTMEM_EXCLUSIVE);
+ /*
+ * U300 - This platform family can share physical memory
+ * between two ARM cpus, one running Linux and the other
+ * running another OS.
+ */
+ if (machine_is_u300()) {
+#ifdef CONFIG_MACH_U300_SINGLE_RAM
+#if ((CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1) == 1) && \
+ CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
+ res_size = 0x00100000;
+#endif
+#endif
+ }
+
#ifdef CONFIG_SA1111
/*
* Because of the SA1111 DMA bug, we want to preserve our
projects / mirror_ubuntu-bionic-kernel.git / commitdiff