ARM: at91/defconfig: refresh at91sam9rl_defconfig

The defconfig for the at91sam9rl is quite old, refresh it:
 - now uses EABI instead of OABI
 - add devtmpfs support
 - add UBI/UBIfs support
 - remove a few config symbols that disappeared

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

arch/arm/configs/at91sam9rl_defconfig

@@ -1,8 +1,8 @@
-CONFIG_EXPERIMENTAL=y
 # CONFIG_LOCALVERSION_AUTO is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_LOG_BUF_SHIFT=14
+CONFIG_EMBEDDED=y
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_SLAB=y
 CONFIG_MODULES=y
@@ -14,20 +14,23 @@ CONFIG_ARCH_AT91=y
 CONFIG_ARCH_AT91SAM9RL=y
 CONFIG_MACH_AT91SAM9RLEK=y
 # CONFIG_ARM_THUMB is not set
+CONFIG_AEABI=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_CMDLINE="mem=64M console=ttyS0,115200 initrd=0x21100000,17105363 root=/dev/ram0 rw"
-CONFIG_FPE_NWFPE=y
+CONFIG_AUTO_ZRELADDR=y
 CONFIG_NET=y
 CONFIG_UNIX=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
 CONFIG_MTD_BLOCK=y
 CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ATMEL=y
+CONFIG_MTD_UBI=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=4
@@ -66,6 +69,7 @@ CONFIG_EXT2_FS=y
 CONFIG_MSDOS_FS=y
 CONFIG_VFAT_FS=y
 CONFIG_TMPFS=y
+CONFIG_UBIFS_FS=y
 CONFIG_CRAMFS=y
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_CODEPAGE_850=y