arm: mxs: Update MX28EVK config

Enable FIT image support, EXT4 support and generic FS support.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>

configs/mx28evk_defconfig

@@ -1,6 +1,7 @@
 CONFIG_ARM=y
 CONFIG_TARGET_MX28EVK=y
 CONFIG_SPL=y
+CONFIG_FIT=y
 CONFIG_SYS_EXTRA_OPTIONS="ENV_IS_IN_MMC"
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set

include/configs/mx28evk.h

@@ -23,7 +23,10 @@
 #define CONFIG_CMD_CACHE
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EXT4
+#define CONFIG_CMD_EXT4_WRITE
 #define CONFIG_CMD_FAT
+#define CONFIG_CMD_FS_GENERIC
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_MMC
 #define CONFIG_CMD_PING