i.MX27: Add ADS platform support

This patch adds basic support for the Freescale MX27ADS reference board.
Currently only a serial console can be used.

Signed-off-by: Juergen Beisert <[e-mail]>

arch/arm/configs/imx27ads_defconfig

···
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.26-rc6
+# Fri Jun 20 16:29:34 2008
+#
+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_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_ARCH_SUPPORTS_AOUT=y
+CONFIG_ZONE_DMA=y
+CONFIG_ARCH_MTD_XIP=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=y
+# CONFIG_SWAP is not set
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+CONFIG_POSIX_MQUEUE=y
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_AUDIT is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_CGROUPS is not set
+# CONFIG_GROUP_SCHED is not set
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_RELAY is not set
+# CONFIG_NAMESPACES is not set
+# CONFIG_BLK_DEV_INITRD is not set
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
+CONFIG_EMBEDDED=y
+CONFIG_UID16=y
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+CONFIG_KALLSYMS=y
+CONFIG_KALLSYMS_EXTRA_PASS=y
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_COMPAT_BRK=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_ANON_INODES=y
+CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
+CONFIG_SHMEM=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_SLAB=y
+# CONFIG_SLUB is not set
+# 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_DMA_ATTRS is not set
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+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_KMOD is not set
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
+# CONFIG_BLK_DEV_BSG is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+# CONFIG_IOSCHED_AS is not set
+# CONFIG_IOSCHED_DEADLINE is not set
+# CONFIG_IOSCHED_CFQ is not set
+# CONFIG_DEFAULT_AS is not set
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+CONFIG_DEFAULT_NOOP=y
+CONFIG_DEFAULT_IOSCHED="noop"
+CONFIG_CLASSIC_RCU=y
+
+#
+# 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_CLPS7500 is not set
+# CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_CO285 is not set
+# CONFIG_ARCH_EBSA110 is not set
+# CONFIG_ARCH_EP93XX is not set
+# CONFIG_ARCH_FOOTBRIDGE 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_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+CONFIG_ARCH_MXC=y
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_PNX4008 is not set
+# CONFIG_ARCH_PXA is not set
+# CONFIG_ARCH_RPC is not set
+# CONFIG_ARCH_SA1100 is not set
+# CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_SHARK is not set
+# CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_DAVINCI is not set
+# CONFIG_ARCH_OMAP is not set
+# CONFIG_ARCH_MSM7X00A is not set
+
+#
+# Boot options
+#
+
+#
+# Power management
+#
+
+#
+# Freescale MXC Implementations
+#
+CONFIG_ARCH_MX2=y
+# CONFIG_ARCH_MX3 is not set
+
+#
+# MX2 family CPU support
+#
+CONFIG_MACH_MX27=y
+
+#
+# MX2 Platforms
+#
+CONFIG_MACH_MX27ADS=y
+# CONFIG_MACH_PCM038 is not set
+
+#
+# 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
+
+#
+# Bus support
+#
+# 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_PREEMPT=y
+CONFIG_HZ=100
+CONFIG_AEABI=y
+# CONFIG_OABI_COMPAT is not set
+# CONFIG_ARCH_DISCONTIGMEM_ENABLE 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_SPARSEMEM_STATIC is not set
+# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_RESOURCES_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=1
+CONFIG_BOUNCE=y
+CONFIG_VIRT_TO_BUS=y
+CONFIG_ALIGNMENT_TRAP=y
+
+#
+# Boot options
+#
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE=""
+# CONFIG_XIP_KERNEL is not set
+# CONFIG_KEXEC is not set
+
+#
+# Floating point emulation
+#
+
+#
+# At least one emulation must be selected
+#
+# CONFIG_VFP is not set
+
+#
+# Userspace binary formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_AOUT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options
+#
+# CONFIG_PM is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+CONFIG_PACKET_MMAP=y
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+# CONFIG_IP_PNP_DHCP is not set
+# CONFIG_IP_PNP_BOOTP is not set
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_IP_MROUTE 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_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_NET_SCHED 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
+
+#
+# Wireless
+#
+# CONFIG_CFG80211 is not set
+# CONFIG_WIRELESS_EXT is not set
+# CONFIG_MAC80211 is not set
+# CONFIG_IEEE80211 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=y
+# CONFIG_FW_LOADER 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_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=y
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_GEN_PROBE=y
+CONFIG_MTD_CFI_ADV_OPTIONS=y
+CONFIG_MTD_CFI_NOSWAP=y
+# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
+# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set
+CONFIG_MTD_CFI_GEOMETRY=y
+# CONFIG_MTD_MAP_BANK_WIDTH_1 is not set
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+# CONFIG_MTD_MAP_BANK_WIDTH_4 is not set
+# 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 is not set
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# CONFIG_MTD_OTP is not set
+CONFIG_MTD_CFI_INTELEXT=y
+# CONFIG_MTD_CFI_AMDSTD is not set
+# CONFIG_MTD_CFI_STAA is not set
+CONFIG_MTD_CFI_UTIL=y
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+# CONFIG_MTD_XIP is not set
+
+#
+# Mapping drivers for chip access
+#
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PHYSMAP_START=0x00000000
+CONFIG_MTD_PHYSMAP_LEN=0x0
+CONFIG_MTD_PHYSMAP_BANKWIDTH=2
+# CONFIG_MTD_ARM_INTEGRATOR is not set
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_BLOCK2MTD is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+# CONFIG_MTD_NAND is not set
+# CONFIG_MTD_ONENAND is not set
+
+#
+# UBI - Unsorted block images
+#
+# CONFIG_MTD_UBI is not set
+# CONFIG_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 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=y
+# CONFIG_NETDEVICES_MULTIQUEUE is not set
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+# CONFIG_VETH is not set
+# CONFIG_PHYLIB is not set
+CONFIG_NET_ETHERNET=y
+# CONFIG_MII is not set
+# CONFIG_AX88796 is not set
+# CONFIG_SMC91X is not set
+# CONFIG_DM9000 is not set
+# CONFIG_IBM_NEW_EMAC_ZMII is not set
+# CONFIG_IBM_NEW_EMAC_RGMII is not set
+# CONFIG_IBM_NEW_EMAC_TAH is not set
+# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_B44 is not set
+# CONFIG_FEC_OLD is not set
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+
+#
+# Wireless LAN
+#
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
+# CONFIG_IWLWIFI_LEDS is not set
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER 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 is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+CONFIG_INPUT_TOUCHSCREEN=y
+# CONFIG_TOUCHSCREEN_FUJITSU is not set
+# CONFIG_TOUCHSCREEN_GUNZE is not set
+# CONFIG_TOUCHSCREEN_ELO is not set
+# CONFIG_TOUCHSCREEN_MTOUCH is not set
+# CONFIG_TOUCHSCREEN_MK712 is not set
+# CONFIG_TOUCHSCREEN_PENMOUNT is not set
+# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
+# CONFIG_TOUCHSCREEN_TOUCHWIN is not set
+# CONFIG_TOUCHSCREEN_UCB1400 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 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_IMX is not set
+CONFIG_UNIX98_PTYS=y
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_NVRAM is not set
+# CONFIG_R3964 is not set
+# CONFIG_RAW_DRIVER is not set
+# CONFIG_TCG_TPM is not set
+# CONFIG_I2C is not set
+# CONFIG_SPI is not set
+CONFIG_HAVE_GPIO_LIB=y
+
+#
+# GPIO Support
+#
+
+#
+# I2C GPIO expanders:
+#
+
+#
+# SPI GPIO expanders:
+#
+# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
+# CONFIG_HWMON is not set
+# CONFIG_WATCHDOG is not set
+
+#
+# Sonics Silicon Backplane
+#
+CONFIG_SSB_POSSIBLE=y
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
+# CONFIG_HTC_PASIC3 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 is not set
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_MMC is not set
+# CONFIG_NEW_LEDS is not set
+CONFIG_RTC_LIB=y
+# CONFIG_RTC_CLASS is not set
+# CONFIG_UIO is not set
+
+#
+# File systems
+#
+# CONFIG_EXT2_FS is not set
+# CONFIG_EXT3_FS is not set
+# CONFIG_EXT4DEV_FS is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_OCFS2_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 is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=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
+
+#
+# Miscellaneous filesystems
+#
+# 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=y
+CONFIG_JFFS2_FS_DEBUG=0
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+# CONFIG_JFFS2_FS_WBUF_VERIFY is not set
+# CONFIG_JFFS2_SUMMARY is not set
+# CONFIG_JFFS2_FS_XATTR is not set
+# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
+CONFIG_JFFS2_ZLIB=y
+# CONFIG_JFFS2_LZO is not set
+CONFIG_JFFS2_RTIME=y
+# CONFIG_JFFS2_RUBIN is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_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_NETWORK_FILESYSTEMS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFSD is not set
+CONFIG_ROOT_NFS=y
+CONFIG_LOCKD=y
+CONFIG_LOCKD_V4=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+# CONFIG_SUNRPC_BIND34 is not set
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS 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=m
+# CONFIG_NLS_CODEPAGE_737 is not set
+# CONFIG_NLS_CODEPAGE_775 is not set
+CONFIG_NLS_CODEPAGE_850=m
+# 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=m
+# 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 is not set
+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 is not set
+# CONFIG_DEBUG_BUGVERBOSE is not set
+CONFIG_FRAME_POINTER=y
+# CONFIG_SAMPLES is not set
+# CONFIG_DEBUG_USER is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+# CONFIG_CRYPTO is not set
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+# CONFIG_GENERIC_FIND_FIRST_BIT is not set
+# CONFIG_GENERIC_FIND_NEXT_BIT is not set
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_ITU_T is not set
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=y
+CONFIG_PLIST=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y

arch/arm/mach-mx2/Kconfig

···
 
 comment "MX2 Platforms"
 	depends on ARCH_MX2
+
+config MACH_MX27ADS
+	bool "MX27ADS platform"
+	depends on MACH_MX27
+	help
+	  Include support for MX27ADS platform. This includes specific
+	  configurations for the board and its peripherals.

arch/arm/mach-mx2/Makefile

···
 
 obj-$(CONFIG_MACH_MX27) += cpu_imx27.o
 obj-$(CONFIG_MACH_MX27) += clock_imx27.o
+
+obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o

arch/arm/mach-mx2/mx27ads.c

···
+/*
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd
+ *  Copyright (C) 2002 Shane Nay ([e-mail])
+ *  Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <asm/arch/common.h>
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/imx-uart.h>
+#include <asm/arch/iomux-mx1-mx2.h>
+#include <asm/arch/board-mx27ads.h>
+
+/* ADS's NOR flash */
+static struct physmap_flash_data mx27ads_flash_data = {
+	.width = 2,
+};
+
+static struct resource mx27ads_flash_resource = {
+	.start = 0xc0000000,
+	.end = 0xc0000000 + 0x02000000 - 1,
+	.flags = IORESOURCE_MEM,
+
+};
+
+static struct platform_device mx27ads_nor_mtd_device = {
+	.name = "physmap-flash",
+	.id = 0,
+	.dev = {
+		.platform_data = &mx27ads_flash_data,
+	},
+	.num_resources = 1,
+	.resource = &mx27ads_flash_resource,
+};
+
+static int mxc_uart0_pins[] = {
+	PE12_PF_UART1_TXD,
+	PE13_PF_UART1_RXD,
+	PE14_PF_UART1_CTS,
+	PE15_PF_UART1_RTS
+};
+
+static int uart_mxc_port0_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart0_pins,
+			ARRAY_SIZE(mxc_uart0_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART0");
+}
+
+static int uart_mxc_port0_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart0_pins,
+			ARRAY_SIZE(mxc_uart0_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART0");
+}
+
+static int mxc_uart1_pins[] = {
+	PE3_PF_UART2_CTS,
+	PE4_PF_UART2_RTS,
+	PE6_PF_UART2_TXD,
+	PE7_PF_UART2_RXD
+};
+
+static int uart_mxc_port1_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart1_pins,
+			ARRAY_SIZE(mxc_uart1_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART1");
+}
+
+static int uart_mxc_port1_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart1_pins,
+			ARRAY_SIZE(mxc_uart1_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART1");
+}
+
+static int mxc_uart2_pins[] = {
+	PE8_PF_UART3_TXD,
+	PE9_PF_UART3_RXD,
+	PE10_PF_UART3_CTS,
+	PE11_PF_UART3_RTS
+};
+
+static int uart_mxc_port2_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart2_pins,
+			ARRAY_SIZE(mxc_uart2_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART2");
+}
+
+static int uart_mxc_port2_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart2_pins,
+			ARRAY_SIZE(mxc_uart2_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART2");
+}
+
+static int mxc_uart3_pins[] = {
+	PB26_AF_UART4_RTS,
+	PB28_AF_UART4_TXD,
+	PB29_AF_UART4_CTS,
+	PB31_AF_UART4_RXD
+};
+
+static int uart_mxc_port3_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart3_pins,
+			ARRAY_SIZE(mxc_uart3_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART3");
+}
+
+static int uart_mxc_port3_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart3_pins,
+			ARRAY_SIZE(mxc_uart3_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART3");
+}
+
+static int mxc_uart4_pins[] = {
+	PB18_AF_UART5_TXD,
+	PB19_AF_UART5_RXD,
+	PB20_AF_UART5_CTS,
+	PB21_AF_UART5_RTS
+};
+
+static int uart_mxc_port4_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart4_pins,
+			ARRAY_SIZE(mxc_uart4_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART4");
+}
+
+static int uart_mxc_port4_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart4_pins,
+			ARRAY_SIZE(mxc_uart4_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART4");
+}
+
+static int mxc_uart5_pins[] = {
+	PB10_AF_UART6_TXD,
+	PB12_AF_UART6_CTS,
+	PB11_AF_UART6_RXD,
+	PB13_AF_UART6_RTS
+};
+
+static int uart_mxc_port5_init(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart5_pins,
+			ARRAY_SIZE(mxc_uart5_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "UART5");
+}
+
+static int uart_mxc_port5_exit(struct platform_device *pdev)
+{
+	return mxc_gpio_setup_multiple_pins(mxc_uart5_pins,
+			ARRAY_SIZE(mxc_uart5_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "UART5");
+}
+
+static struct platform_device *platform_devices[] __initdata = {
+	&mx27ads_nor_mtd_device,
+};
+
+static int mxc_fec_pins[] = {
+	PD0_AIN_FEC_TXD0,
+	PD1_AIN_FEC_TXD1,
+	PD2_AIN_FEC_TXD2,
+	PD3_AIN_FEC_TXD3,
+	PD4_AOUT_FEC_RX_ER,
+	PD5_AOUT_FEC_RXD1,
+	PD6_AOUT_FEC_RXD2,
+	PD7_AOUT_FEC_RXD3,
+	PD8_AF_FEC_MDIO,
+	PD9_AIN_FEC_MDC,
+	PD10_AOUT_FEC_CRS,
+	PD11_AOUT_FEC_TX_CLK,
+	PD12_AOUT_FEC_RXD0,
+	PD13_AOUT_FEC_RX_DV,
+	PD14_AOUT_FEC_CLR,
+	PD15_AOUT_FEC_COL,
+	PD16_AIN_FEC_TX_ER,
+	PF23_AIN_FEC_TX_EN
+};
+
+static void gpio_fec_active(void)
+{
+	mxc_gpio_setup_multiple_pins(mxc_fec_pins,
+			ARRAY_SIZE(mxc_fec_pins),
+			MXC_GPIO_ALLOC_MODE_NORMAL, "FEC");
+}
+
+static void gpio_fec_inactive(void)
+{
+	mxc_gpio_setup_multiple_pins(mxc_fec_pins,
+			ARRAY_SIZE(mxc_fec_pins),
+			MXC_GPIO_ALLOC_MODE_RELEASE, "FEC");
+}
+
+static struct imxuart_platform_data uart_pdata[] = {
+	{
+		.init = uart_mxc_port0_init,
+		.exit = uart_mxc_port0_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	}, {
+		.init = uart_mxc_port1_init,
+		.exit = uart_mxc_port1_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	}, {
+		.init = uart_mxc_port2_init,
+		.exit = uart_mxc_port2_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	}, {
+		.init = uart_mxc_port3_init,
+		.exit = uart_mxc_port3_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	}, {
+		.init = uart_mxc_port4_init,
+		.exit = uart_mxc_port4_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	}, {
+		.init = uart_mxc_port5_init,
+		.exit = uart_mxc_port5_exit,
+		.flags = IMXUART_HAVE_RTSCTS,
+	},
+};
+
+static void __init mx27ads_board_init(void)
+{
+	int i;
+
+	gpio_fec_active();
+
+	for (i = 0; i < 6; i++)
+		imx_init_uart(i, &uart_pdata[i]);
+
+	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
+
+static void __init mx27ads_timer_init(void)
+{
+	unsigned long fref = 26000000;
+
+	if ((__raw_readw(PBC_VERSION_REG) & CKIH_27MHZ_BIT_SET) == 0)
+		fref = 27000000;
+
+	mxc_clocks_init(fref);
+	mxc_timer_init("gpt_clk.0");
+}
+
+struct sys_timer mx27ads_timer = {
+	.init	= mx27ads_timer_init,
+};
+
+static struct map_desc mx27ads_io_desc[] __initdata = {
+	{
+		.virtual = PBC_BASE_ADDRESS,
+		.pfn = __phys_to_pfn(CS4_BASE_ADDR),
+		.length = SZ_1M,
+		.type = MT_DEVICE,
+	},
+};
+
+void __init mx27ads_map_io(void)
+{
+	mxc_map_io();
+	iotable_init(mx27ads_io_desc, ARRAY_SIZE(mx27ads_io_desc));
+}
+
+MACHINE_START(MX27ADS, "Freescale i.MX27ADS")
+	/* maintainer: Freescale Semiconductor, Inc. */
+	.phys_io        = AIPI_BASE_ADDR,
+	.io_pg_offst    = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+	.boot_params    = PHYS_OFFSET + 0x100,
+	.map_io         = mx27ads_map_io,
+	.init_irq       = mxc_init_irq,
+	.init_machine   = mx27ads_board_init,
+	.timer          = &mx27ads_timer,
+MACHINE_END
+

include/asm-arm/arch-mxc/board-mx27ads.h

···
+/*
+ * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_MX27ADS_H__
+#define __ASM_ARCH_MXC_BOARD_MX27ADS_H__
+
+/* external interrupt multiplexer */
+#define MXC_EXP_IO_BASE		(MXC_GPIO_BASE + MXC_MAX_GPIO_LINES)
+
+#define MXC_VIRTUAL_INTS_BASE	(MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES)
+#define MXC_SDIO1_CARD_IRQ	MXC_VIRTUAL_INTS_BASE
+#define MXC_SDIO2_CARD_IRQ	(MXC_VIRTUAL_INTS_BASE + 1)
+#define MXC_SDIO3_CARD_IRQ	(MXC_VIRTUAL_INTS_BASE + 2)
+
+#define MXC_MAX_BOARD_INTS      (MXC_MAX_EXP_IO_LINES + \
+				MXC_MAX_VIRTUAL_INTS)
+
+/*
+ * MXC UART EVB board level configurations
+ */
+
+#define MXC_LL_EXTUART_PADDR	(CS4_BASE_ADDR + 0x20000)
+#define MXC_LL_EXTUART_VADDR	(CS4_BASE_ADDR_VIRT + 0x20000)
+#define MXC_LL_EXTUART_16BIT_BUS
+
+#define MXC_LL_UART_PADDR       UART1_BASE_ADDR
+#define MXC_LL_UART_VADDR       AIPI_IO_ADDRESS(UART1_BASE_ADDR)
+
+/*
+ * @name Memory Size parameters
+ */
+
+/*
+ * Size of SDRAM memory
+ */
+#define SDRAM_MEM_SIZE          SZ_128M
+
+/*
+ * PBC Controller parameters
+ */
+
+/*
+ * Base address of PBC controller, CS4
+ */
+#define PBC_BASE_ADDRESS        0xEB000000
+#define PBC_REG_ADDR(offset)    (PBC_BASE_ADDRESS + (offset))
+
+/*
+ * PBC Interupt name definitions
+ */
+#define PBC_GPIO1_0  0
+#define PBC_GPIO1_1  1
+#define PBC_GPIO1_2  2
+#define PBC_GPIO1_3  3
+#define PBC_GPIO1_4  4
+#define PBC_GPIO1_5  5
+
+#define PBC_INTR_MAX_NUM 6
+#define PBC_INTR_SHARED_MAX_NUM 8
+
+/* When the PBC address connection is fixed in h/w, defined as 1 */
+#define PBC_ADDR_SH             0
+
+/* Offsets for the PBC Controller register */
+/*
+ * PBC Board version register offset
+ */
+#define PBC_VERSION_REG         PBC_REG_ADDR(0x00000 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 1 set address.
+ */
+#define PBC_BCTRL1_SET_REG      PBC_REG_ADDR(0x00008 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 1 clear address.
+ */
+#define PBC_BCTRL1_CLEAR_REG    PBC_REG_ADDR(0x0000C >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 2 set address.
+ */
+#define PBC_BCTRL2_SET_REG      PBC_REG_ADDR(0x00010 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 2 clear address.
+ */
+#define PBC_BCTRL2_CLEAR_REG    PBC_REG_ADDR(0x00014 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 3 set address.
+ */
+#define PBC_BCTRL3_SET_REG      PBC_REG_ADDR(0x00018 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 3 clear address.
+ */
+#define PBC_BCTRL3_CLEAR_REG    PBC_REG_ADDR(0x0001C >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 3 set address.
+ */
+#define PBC_BCTRL4_SET_REG      PBC_REG_ADDR(0x00020 >> PBC_ADDR_SH)
+/*
+ * PBC Board control register 4 clear address.
+ */
+#define PBC_BCTRL4_CLEAR_REG    PBC_REG_ADDR(0x00024 >> PBC_ADDR_SH)
+/*PBC_ADDR_SH
+ * PBC Board status register 1.
+ */
+#define PBC_BSTAT1_REG          PBC_REG_ADDR(0x00028 >> PBC_ADDR_SH)
+/*
+ * PBC Board interrupt status register.
+ */
+#define PBC_INTSTATUS_REG       PBC_REG_ADDR(0x0002C >> PBC_ADDR_SH)
+/*
+ * PBC Board interrupt current status register.
+ */
+#define PBC_INTCURR_STATUS_REG  PBC_REG_ADDR(0x00034 >> PBC_ADDR_SH)
+/*
+ * PBC Interrupt mask register set address.
+ */
+#define PBC_INTMASK_SET_REG     PBC_REG_ADDR(0x00038 >> PBC_ADDR_SH)
+/*
+ * PBC Interrupt mask register clear address.
+ */
+#define PBC_INTMASK_CLEAR_REG   PBC_REG_ADDR(0x0003C >> PBC_ADDR_SH)
+/*
+ * External UART A.
+ */
+#define PBC_SC16C652_UARTA_REG  PBC_REG_ADDR(0x20000 >> PBC_ADDR_SH)
+/*
+ * UART 4 Expanding Signal Status.
+ */
+#define PBC_UART_STATUS_REG     PBC_REG_ADDR(0x22000 >> PBC_ADDR_SH)
+/*
+ * UART 4 Expanding Signal Control Set.
+ */
+#define PBC_UCTRL_SET_REG       PBC_REG_ADDR(0x24000 >> PBC_ADDR_SH)
+/*
+ * UART 4 Expanding Signal Control Clear.
+ */
+#define PBC_UCTRL_CLR_REG       PBC_REG_ADDR(0x26000 >> PBC_ADDR_SH)
+/*
+ * Ethernet Controller IO base address.
+ */
+#define PBC_CS8900A_IOBASE_REG  PBC_REG_ADDR(0x40000 >> PBC_ADDR_SH)
+/*
+ * Ethernet Controller Memory base address.
+ */
+#define PBC_CS8900A_MEMBASE_REG PBC_REG_ADDR(0x42000 >> PBC_ADDR_SH)
+/*
+ * Ethernet Controller DMA base address.
+ */
+#define PBC_CS8900A_DMABASE_REG PBC_REG_ADDR(0x44000 >> PBC_ADDR_SH)
+
+/* PBC Board Version Register bit definition */
+#define PBC_VERSION_ADS         0x8000	/* Bit15=1 means version for ads */
+#define PBC_VERSION_EVB_REVB    0x4000	/* BIT14=1 means version for evb revb */
+
+/* PBC Board Control Register 1 bit definitions */
+#define PBC_BCTRL1_ERST         0x0001	/* Ethernet Reset */
+#define PBC_BCTRL1_URST         0x0002	/* Reset External UART controller */
+#define PBC_BCTRL1_FRST         0x0004	/* FEC Reset */
+#define PBC_BCTRL1_ESLEEP       0x0010	/* Enable ethernet Sleep */
+#define PBC_BCTRL1_LCDON        0x0800	/* Enable the LCD */
+
+/* PBC Board Control Register 2 bit definitions */
+#define PBC_BCTRL2_VCC_EN       0x0004	/*   Enable VCC */
+#define PBC_BCTRL2_VPP_EN       0x0008	/*   Enable Vpp */
+#define PBC_BCTRL2_ATAFEC_EN    0X0010
+#define PBC_BCTRL2_ATAFEC_SEL   0X0020
+#define PBC_BCTRL2_ATA_EN       0X0040
+#define PBC_BCTRL2_IRDA_SD      0X0080
+#define PBC_BCTRL2_IRDA_EN      0X0100
+#define PBC_BCTRL2_CCTL10       0X0200
+#define PBC_BCTRL2_CCTL11       0X0400
+
+/* PBC Board Control Register 3 bit definitions */
+#define PBC_BCTRL3_HSH_EN       0X0020
+#define PBC_BCTRL3_FSH_MOD      0X0040
+#define PBC_BCTRL3_OTG_HS_EN    0X0080
+#define PBC_BCTRL3_OTG_VBUS_EN  0X0100
+#define PBC_BCTRL3_FSH_VBUS_EN  0X0200
+#define PBC_BCTRL3_USB_OTG_ON   0X0800
+#define PBC_BCTRL3_USB_FSH_ON   0X1000
+
+/* PBC Board Control Register 4 bit definitions */
+#define PBC_BCTRL4_REGEN_SEL    0X0001
+#define PBC_BCTRL4_USER_OFF     0X0002
+#define PBC_BCTRL4_VIB_EN       0X0004
+#define PBC_BCTRL4_PWRGT1_EN    0X0008
+#define PBC_BCTRL4_PWRGT2_EN    0X0010
+#define PBC_BCTRL4_STDBY_PRI    0X0020
+
+#ifndef __ASSEMBLY__
+/*
+ * Enumerations for SD cards and memory stick card. This corresponds to
+ * the card EN bits in the IMR: SD1_EN | MS_EN | SD3_EN | SD2_EN.
+ */
+enum mxc_card_no {
+	MXC_CARD_SD2 = 0,
+	MXC_CARD_SD3,
+	MXC_CARD_MS,
+	MXC_CARD_SD1,
+	MXC_CARD_MIN = MXC_CARD_SD2,
+	MXC_CARD_MAX = MXC_CARD_SD1,
+};
+#endif
+
+#define MXC_CPLD_VER_1_50       0x01
+
+/*
+ * PBC BSTAT Register bit definitions
+ */
+#define PBC_BSTAT_PRI_INT       0X0001
+#define PBC_BSTAT_USB_BYP       0X0002
+#define PBC_BSTAT_ATA_IOCS16    0X0004
+#define PBC_BSTAT_ATA_CBLID     0X0008
+#define PBC_BSTAT_ATA_DASP      0X0010
+#define PBC_BSTAT_PWR_RDY       0X0020
+#define PBC_BSTAT_SD3_WP        0X0100
+#define PBC_BSTAT_SD2_WP        0X0200
+#define PBC_BSTAT_SD1_WP        0X0400
+#define PBC_BSTAT_SD3_DET       0X0800
+#define PBC_BSTAT_SD2_DET       0X1000
+#define PBC_BSTAT_SD1_DET       0X2000
+#define PBC_BSTAT_MS_DET        0X4000
+#define PBC_BSTAT_SD3_DET_BIT   11
+#define PBC_BSTAT_SD2_DET_BIT   12
+#define PBC_BSTAT_SD1_DET_BIT   13
+#define PBC_BSTAT_MS_DET_BIT    14
+#define MXC_BSTAT_BIT(n)        ((n == MXC_CARD_SD2) ? PBC_BSTAT_SD2_DET : \
+				 ((n == MXC_CARD_SD3) ? PBC_BSTAT_SD3_DET : \
+				 ((n == MXC_CARD_SD1) ? PBC_BSTAT_SD1_DET : \
+				 ((n == MXC_CARD_MS) ? PBC_BSTAT_MS_DET : \
+					0x0))))
+
+/*
+ * PBC UART Control Register bit definitions
+ */
+#define PBC_UCTRL_DCE_DCD       0X0001
+#define PBC_UCTRL_DCE_DSR       0X0002
+#define PBC_UCTRL_DCE_RI        0X0004
+#define PBC_UCTRL_DTE_DTR       0X0100
+
+/*
+ * PBC UART Status Register bit definitions
+ */
+#define PBC_USTAT_DTE_DCD       0X0001
+#define PBC_USTAT_DTE_DSR       0X0002
+#define PBC_USTAT_DTE_RI        0X0004
+#define PBC_USTAT_DCE_DTR       0X0100
+
+/*
+ * PBC Interupt mask register bit definitions
+ */
+#define PBC_INTR_SD3_R_EN_BIT   4
+#define PBC_INTR_SD2_R_EN_BIT   0
+#define PBC_INTR_SD1_R_EN_BIT   6
+#define PBC_INTR_MS_R_EN_BIT    5
+#define PBC_INTR_SD3_EN_BIT     13
+#define PBC_INTR_SD2_EN_BIT     12
+#define PBC_INTR_MS_EN_BIT      14
+#define PBC_INTR_SD1_EN_BIT     15
+
+#define PBC_INTR_SD2_R_EN       0x0001
+#define PBC_INTR_LOW_BAT        0X0002
+#define PBC_INTR_OTG_FSOVER     0X0004
+#define PBC_INTR_FSH_OVER       0X0008
+#define PBC_INTR_SD3_R_EN       0x0010
+#define PBC_INTR_MS_R_EN        0x0020
+#define PBC_INTR_SD1_R_EN       0x0040
+#define PBC_INTR_FEC_INT        0X0080
+#define PBC_INTR_ENET_INT       0X0100
+#define PBC_INTR_OTGFS_INT      0X0200
+#define PBC_INTR_XUART_INT      0X0400
+#define PBC_INTR_CCTL12         0X0800
+#define PBC_INTR_SD2_EN         0x1000
+#define PBC_INTR_SD3_EN         0x2000
+#define PBC_INTR_MS_EN          0x4000
+#define PBC_INTR_SD1_EN         0x8000
+
+
+
+/* For interrupts like xuart, enet etc */
+#define EXPIO_PARENT_INT        IOMUX_TO_IRQ(MX27_PIN_TIN)
+#define MXC_MAX_EXP_IO_LINES    16
+
+/*
+ * This corresponds to PBC_INTMASK_SET_REG at offset 0x38.
+ *
+ */
+#define EXPIO_INT_LOW_BAT       (MXC_EXP_IO_BASE + 1)
+#define EXPIO_INT_OTG_FS_OVR    (MXC_EXP_IO_BASE + 2)
+#define EXPIO_INT_FSH_OVR       (MXC_EXP_IO_BASE + 3)
+#define EXPIO_INT_RES4          (MXC_EXP_IO_BASE + 4)
+#define EXPIO_INT_RES5          (MXC_EXP_IO_BASE + 5)
+#define EXPIO_INT_RES6          (MXC_EXP_IO_BASE + 6)
+#define EXPIO_INT_FEC           (MXC_EXP_IO_BASE + 7)
+#define EXPIO_INT_ENET_INT      (MXC_EXP_IO_BASE + 8)
+#define EXPIO_INT_OTG_FS_INT    (MXC_EXP_IO_BASE + 9)
+#define EXPIO_INT_XUART_INTA    (MXC_EXP_IO_BASE + 10)
+#define EXPIO_INT_CCTL12_INT    (MXC_EXP_IO_BASE + 11)
+#define EXPIO_INT_SD2_EN        (MXC_EXP_IO_BASE + 12)
+#define EXPIO_INT_SD3_EN        (MXC_EXP_IO_BASE + 13)
+#define EXPIO_INT_MS_EN         (MXC_EXP_IO_BASE + 14)
+#define EXPIO_INT_SD1_EN        (MXC_EXP_IO_BASE + 15)
+
+/*
+ * This is System IRQ used by CS8900A for interrupt generation
+ * taken from platform.h
+ */
+#define CS8900AIRQ              EXPIO_INT_ENET_INT
+/* This is I/O Base address used to access registers of CS8900A on MXC ADS */
+#define CS8900A_BASE_ADDRESS    (PBC_CS8900A_IOBASE_REG + 0x300)
+
+#define MXC_PMIC_INT_LINE       IOMUX_TO_IRQ(MX27_PIN_TOUT)
+
+/*
+* This is used to detect if the CPLD version is for mx27 evb board rev-a
+*/
+#define PBC_CPLD_VERSION_IS_REVA() \
+	((__raw_readw(PBC_VERSION_REG) & \
+	(PBC_VERSION_ADS | PBC_VERSION_EVB_REVB))\
+	== 0)
+
+/* This is used to active or inactive ata signal in CPLD .
+ *  It is dependent with hardware
+ */
+#define PBC_ATA_SIGNAL_ACTIVE() \
+	__raw_writew(           \
+		PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \
+		PBC_BCTRL2_CLEAR_REG)
+
+#define PBC_ATA_SIGNAL_INACTIVE() \
+	__raw_writew(  \
+		PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \
+		PBC_BCTRL2_SET_REG)
+
+#define MXC_BD_LED1             (1 << 5)
+#define MXC_BD_LED2             (1 << 6)
+#define MXC_BD_LED_ON(led) \
+	__raw_writew(led, PBC_BCTRL1_SET_REG)
+#define MXC_BD_LED_OFF(led) \
+	__raw_writew(led, PBC_BCTRL1_CLEAR_REG)
+
+/* to determine the correct external crystal reference */
+#define CKIH_27MHZ_BIT_SET      (1 << 3)
+
+#endif				/* __ASM_ARCH_MXC_BOARD_MX27ADS_H__ */

include/asm-arm/arch-mxc/debug-macro.S

···
 #ifdef CONFIG_MACH_MX31LITE
 #include <asm/arch/board-mx31lite.h>
 #endif
-
+#ifdef CONFIG_MACH_MX27ADS
+#include <asm/arch/board-mx27ads.h>
+#endif
 		.macro	addruart,rx
 		mrc	p15, 0, \rx, c1, c0
 		tst	\rx, #1			@ MMU enabled?