arm: mvebu: Update CRS305-1G-4S board flash layout

Update the MikroTik CRS305-1G-4S flash layout to support redundant UBI
partitions.
Additionally enable the UBI commands in crs305-1g-4s_defconfig.

Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Cc: Jakov Petrina <jakov.petrina@sartura.hr>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/configs/crs305-1g-4s_defconfig b/configs/crs305-1g-4s_defconfig
index 2afd26d..f50dab6 100644
--- a/configs/crs305-1g-4s_defconfig
+++ b/configs/crs305-1g-4s_defconfig
@@ -5,15 +5,18 @@
 CONFIG_SYS_MALLOC_F_LEN=0x2000
 CONFIG_TARGET_CRS3XX_98DX3236=y
 CONFIG_ENV_SIZE=0x10000
-CONFIG_ENV_OFFSET=0x80000
+CONFIG_ENV_OFFSET=0x1F0000
 CONFIG_ENV_SECT_SIZE=0x10000
+CONFIG_BOOTCOUNT_BOOTLIMIT=3
 CONFIG_BUILD_TARGET="u-boot.kwb"
 CONFIG_DEFAULT_DEVICE_TREE="armada-xp-crs305-1g-4s"
 CONFIG_FIT=y
+CONFIG_FIT_ENABLE_SHA256_SUPPORT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_FIT_BEST_MATCH=y
 CONFIG_USE_PREBOOT=y
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_HUSH_PARSER=y
 CONFIG_AUTOBOOT_KEYED=y
 CONFIG_AUTOBOOT_PROMPT="Autoboot in %d seconds, to stop use 's' key\n"
 CONFIG_AUTOBOOT_STOP_STR="s"
@@ -23,11 +26,15 @@
 CONFIG_CMD_MTD=y
 CONFIG_CMD_SPI=y
 CONFIG_CMD_CACHE=y
+CONFIG_CMD_UBI=y
+CONFIG_CMD_FS_GENERIC=y
 CONFIG_CMD_MTDPARTS=y
 CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_BLK=y
+CONFIG_BOOTCOUNT_LIMIT=y
+CONFIG_BOOTCOUNT_ENV=y
 # CONFIG_MMC is not set
 CONFIG_MTD=y
 CONFIG_DM_MTD=y