CONFIG_SPL_GPIO_SUPPORT=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_SPL_SERIAL_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="ENV_IS_IN_NAND"
CONFIG_BOOTDELAY=1
CONFIG_VERSION_VARIABLE=y
CONFIG_CMD_EXT4_WRITE=y
CONFIG_CMD_FAT=y
CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_UBI=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_SST=y
CONFIG_USB=y