diff --git a/arch/arm/configs/chumbyone_defconfig b/arch/arm/configs/chumbyone_defconfig
deleted file mode 100644
index 2b38b8c..0000000
--- a/arch/arm/configs/chumbyone_defconfig
+++ /dev/null
@@ -1,46 +0,0 @@
-CONFIG_ARCH_MXS=y
-CONFIG_MACH_CHUMBY=y
-CONFIG_AEABI=y
-CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
-CONFIG_MMU=y
-CONFIG_MALLOC_SIZE=0x1000000
-CONFIG_PROMPT="chumby:"
-CONFIG_GLOB=y
-CONFIG_HUSH_FANCY_PROMPT=y
-CONFIG_CMDLINE_EDITING=y
-CONFIG_AUTO_COMPLETE=y
-CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/chumby_falconwing/env"
-CONFIG_LONGHELP=y
-CONFIG_CMD_MEMINFO=y
-CONFIG_CMD_GO=y
-CONFIG_CMD_RESET=y
-CONFIG_CMD_PARTITION=y
-CONFIG_CMD_EXPORT=y
-CONFIG_CMD_LOADENV=y
-CONFIG_CMD_PRINTENV=y
-CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_GETOPT=y
-CONFIG_CMD_SLEEP=y
-CONFIG_CMD_DHCP=y
-CONFIG_CMD_PING=y
-CONFIG_CMD_TFTP=y
-CONFIG_CMD_ECHO_E=y
-CONFIG_CMD_EDIT=y
-CONFIG_CMD_SPLASH=y
-CONFIG_CMD_READLINE=y
-CONFIG_CMD_TIMEOUT=y
-CONFIG_CMD_GPIO=y
-CONFIG_NET=y
-CONFIG_NET_NFS=y
-CONFIG_NET_NETCONSOLE=y
-CONFIG_NET_RESOLV=y
-CONFIG_NET_USB=y
-CONFIG_NET_USB_ASIX=y
-# CONFIG_SPI is not set
-CONFIG_USB_HOST=y
-CONFIG_USB_EHCI=y
-CONFIG_VIDEO=y
-CONFIG_DRIVER_VIDEO_STM=y
-CONFIG_MCI=y
-CONFIG_MCI_STARTUP=y
-CONFIG_FS_TFTP=y
diff --git a/arch/arm/configs/freescale-mx23-evk_defconfig b/arch/arm/configs/freescale-mx23-evk_defconfig
deleted file mode 100644
index 2b12e29..0000000
--- a/arch/arm/configs/freescale-mx23-evk_defconfig
+++ /dev/null
@@ -1,28 +0,0 @@
-CONFIG_ARCH_MXS=y
-CONFIG_AEABI=y
-CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
-CONFIG_CMDLINE_EDITING=y
-CONFIG_AUTO_COMPLETE=y
-CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
-CONFIG_RESET_SOURCE=y
-CONFIG_LONGHELP=y
-CONFIG_CMD_RESET=y
-CONFIG_CMD_PARTITION=y
-CONFIG_CMD_EXPORT=y
-CONFIG_CMD_PRINTENV=y
-CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_SLEEP=y
-CONFIG_CMD_ECHO_E=y
-CONFIG_CMD_EDIT=y
-CONFIG_CMD_READLINE=y
-CONFIG_CMD_TIMEOUT=y
-# CONFIG_SPI is not set
-CONFIG_USB_GADGET=y
-CONFIG_USB_GADGET_DFU=y
-CONFIG_MCI=y
-CONFIG_MCI_STARTUP=y
-CONFIG_MCI_MXS=y
-CONFIG_FS_EXT4=y
-CONFIG_FS_FAT=y
-CONFIG_FS_FAT_WRITE=y
-CONFIG_FS_FAT_LFN=y
diff --git a/arch/arm/configs/imx233-olinuxino_defconfig b/arch/arm/configs/imx233-olinuxino_defconfig
deleted file mode 100644
index 15d15a0..0000000
--- a/arch/arm/configs/imx233-olinuxino_defconfig
+++ /dev/null
@@ -1,105 +0,0 @@
-CONFIG_ARCH_MXS=y
-CONFIG_MACH_IMX233_OLINUXINO=y
-CONFIG_MXS_OCOTP=y
-CONFIG_AEABI=y
-CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
-CONFIG_ARM_UNWIND=y
-CONFIG_MMU=y
-CONFIG_MALLOC_SIZE=0x1000000
-CONFIG_MALLOC_TLSF=y
-CONFIG_KALLSYMS=y
-CONFIG_RELOCATABLE=y
-CONFIG_HUSH_FANCY_PROMPT=y
-CONFIG_CMDLINE_EDITING=y
-CONFIG_AUTO_COMPLETE=y
-CONFIG_MENU=y
-CONFIG_BOOTM_SHOW_TYPE=y
-CONFIG_BOOTM_VERBOSE=y
-CONFIG_BOOTM_INITRD=y
-CONFIG_BOOTM_OFTREE=y
-CONFIG_BOOTM_OFTREE_UIMAGE=y
-CONFIG_BLSPEC=y
-CONFIG_CONSOLE_ACTIVATE_ALL=y
-CONFIG_DEFAULT_COMPRESSION_LZO=y
-CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
-CONFIG_RESET_SOURCE=y
-CONFIG_CMD_DMESG=y
-CONFIG_LONGHELP=y
-CONFIG_CMD_IOMEM=y
-CONFIG_CMD_IMD=y
-CONFIG_CMD_MEMINFO=y
-# CONFIG_CMD_BOOTU is not set
-CONFIG_CMD_GO=y
-CONFIG_CMD_RESET=y
-CONFIG_CMD_PARTITION=y
-CONFIG_CMD_EXPORT=y
-CONFIG_CMD_DEFAULTENV=y
-CONFIG_CMD_LOADENV=y
-CONFIG_CMD_PRINTENV=y
-CONFIG_CMD_MAGICVAR=y
-CONFIG_CMD_MAGICVAR_HELP=y
-CONFIG_CMD_SAVEENV=y
-CONFIG_CMD_CMP=y
-CONFIG_CMD_FILETYPE=y
-CONFIG_CMD_LN=y
-CONFIG_CMD_MD5SUM=y
-CONFIG_CMD_SHA1SUM=y
-CONFIG_CMD_SHA224SUM=y
-CONFIG_CMD_SHA256SUM=y
-CONFIG_CMD_UNCOMPRESS=y
-CONFIG_CMD_LET=y
-CONFIG_CMD_MSLEEP=y
-CONFIG_CMD_READF=y
-CONFIG_CMD_SLEEP=y
-CONFIG_CMD_DHCP=y
-CONFIG_CMD_PING=y
-CONFIG_CMD_TFTP=y
-CONFIG_CMD_ECHO_E=y
-CONFIG_CMD_EDIT=y
-CONFIG_CMD_MENU=y
-CONFIG_CMD_MENU_MANAGEMENT=y
-CONFIG_CMD_MENUTREE=y
-CONFIG_CMD_SPLASH=y
-CONFIG_CMD_READLINE=y
-CONFIG_CMD_TIMEOUT=y
-CONFIG_CMD_CRC=y
-CONFIG_CMD_CRC_CMP=y
-CONFIG_CMD_MEMTEST=y
-CONFIG_CMD_CLK=y
-CONFIG_CMD_DETECT=y
-CONFIG_CMD_FLASH=y
-CONFIG_CMD_GPIO=y
-CONFIG_CMD_2048=y
-CONFIG_CMD_OF_NODE=y
-CONFIG_CMD_OF_PROPERTY=y
-CONFIG_CMD_OF_DISPLAY_TIMINGS=y
-CONFIG_CMD_OFTREE=y
-CONFIG_CMD_TIME=y
-CONFIG_NET=y
-CONFIG_NET_NFS=y
-CONFIG_NET_NETCONSOLE=y
-CONFIG_DRIVER_SERIAL_AUART=y
-CONFIG_NET_USB=y
-CONFIG_NET_USB_SMSC95XX=y
-# CONFIG_SPI is not set
-CONFIG_USB_HOST=y
-CONFIG_USB_EHCI=y
-CONFIG_USB_STORAGE=y
-CONFIG_VIDEO=y
-CONFIG_DRIVER_VIDEO_STM=y
-CONFIG_MCI=y
-CONFIG_MCI_STARTUP=y
-CONFIG_MCI_MXS=y
-CONFIG_LED=y
-CONFIG_LED_GPIO=y
-CONFIG_LED_TRIGGERS=y
-CONFIG_KEYBOARD_GPIO=y
-CONFIG_MXS_APBH_DMA=y
-CONFIG_FS_EXT4=y
-CONFIG_FS_TFTP=y
-CONFIG_FS_NFS=y
-CONFIG_FS_FAT=y
-CONFIG_FS_FAT_WRITE=y
-CONFIG_FS_FAT_LFN=y
-CONFIG_ZLIB=y
-CONFIG_LZO_DECOMPRESS=y
diff --git a/arch/arm/configs/imx23_defconfig b/arch/arm/configs/imx23_defconfig
new file mode 100644
index 0000000..26c6381
--- /dev/null
+++ b/arch/arm/configs/imx23_defconfig
@@ -0,0 +1,113 @@
+CONFIG_ARCH_MXS=y
+CONFIG_MACH_MX23EVK=y
+CONFIG_MACH_CHUMBY=y
+CONFIG_MACH_IMX233_OLINUXINO=y
+CONFIG_MXS_OCOTP=y
+CONFIG_AEABI=y
+CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
+CONFIG_ARM_UNWIND=y
+CONFIG_MMU=y
+CONFIG_MALLOC_SIZE=0x0
+CONFIG_MALLOC_TLSF=y
+CONFIG_KALLSYMS=y
+CONFIG_RELOCATABLE=y
+CONFIG_HUSH_FANCY_PROMPT=y
+CONFIG_CMDLINE_EDITING=y
+CONFIG_AUTO_COMPLETE=y
+CONFIG_MENU=y
+CONFIG_BOOTM_SHOW_TYPE=y
+CONFIG_BOOTM_VERBOSE=y
+CONFIG_BOOTM_INITRD=y
+CONFIG_BLSPEC=y
+CONFIG_CONSOLE_ALLOW_COLOR=y
+CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
+CONFIG_RESET_SOURCE=y
+CONFIG_CMD_DMESG=y
+CONFIG_LONGHELP=y
+CONFIG_CMD_IOMEM=y
+CONFIG_CMD_IMD=y
+CONFIG_CMD_MEMINFO=y
+# CONFIG_CMD_BOOTU is not set
+CONFIG_CMD_GO=y
+CONFIG_CMD_RESET=y
+CONFIG_CMD_UIMAGE=y
+CONFIG_CMD_PARTITION=y
+CONFIG_CMD_EXPORT=y
+CONFIG_CMD_LOADENV=y
+CONFIG_CMD_PRINTENV=y
+CONFIG_CMD_MAGICVAR=y
+CONFIG_CMD_MAGICVAR_HELP=y
+CONFIG_CMD_SAVEENV=y
+CONFIG_CMD_CMP=y
+CONFIG_CMD_FILETYPE=y
+CONFIG_CMD_LN=y
+CONFIG_CMD_MD5SUM=y
+CONFIG_CMD_SHA1SUM=y
+CONFIG_CMD_SHA256SUM=y
+CONFIG_CMD_UNCOMPRESS=y
+CONFIG_CMD_LET=y
+CONFIG_CMD_MSLEEP=y
+CONFIG_CMD_READF=y
+CONFIG_CMD_SLEEP=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_TFTP=y
+CONFIG_CMD_ECHO_E=y
+CONFIG_CMD_EDIT=y
+CONFIG_CMD_MENUTREE=y
+CONFIG_CMD_SPLASH=y
+CONFIG_CMD_READLINE=y
+CONFIG_CMD_TIMEOUT=y
+CONFIG_CMD_CRC=y
+CONFIG_CMD_CRC_CMP=y
+CONFIG_CMD_MM=y
+CONFIG_CMD_CLK=y
+CONFIG_CMD_DETECT=y
+CONFIG_CMD_FLASH=y
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_LED=y
+CONFIG_CMD_NANDTEST=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_LED_TRIGGER=y
+CONFIG_CMD_USBGADGET=y
+CONFIG_CMD_BAREBOX_UPDATE=y
+CONFIG_CMD_OF_NODE=y
+CONFIG_CMD_OF_PROPERTY=y
+CONFIG_CMD_OFTREE=y
+CONFIG_CMD_TIME=y
+CONFIG_NET=y
+CONFIG_OFDEVICE=y
+CONFIG_OF_BAREBOX_DRIVERS=y
+CONFIG_DRIVER_SERIAL_AUART=y
+CONFIG_I2C=y
+CONFIG_I2C_GPIO=y
+CONFIG_MTD=y
+CONFIG_NAND=y
+CONFIG_NAND_MXS=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DFU=y
+CONFIG_USB_GADGET_SERIAL=y
+CONFIG_USB_GADGET_FASTBOOT=y
+CONFIG_VIDEO=y
+CONFIG_DRIVER_VIDEO_STM=y
+CONFIG_MCI=y
+CONFIG_MCI_STARTUP=y
+CONFIG_MCI_MXS=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
+CONFIG_LED_GPIO_OF=y
+CONFIG_LED_TRIGGERS=y
+CONFIG_EEPROM_AT24=y
+CONFIG_WATCHDOG=y
+CONFIG_MXS_APBH_DMA=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED=y
+CONFIG_FS_EXT4=y
+CONFIG_FS_TFTP=y
+CONFIG_FS_NFS=y
+CONFIG_FS_FAT=y
+CONFIG_FS_FAT_WRITE=y
+CONFIG_FS_FAT_LFN=y
+CONFIG_FS_UBIFS=y