CONFIG_ARM=y
CONFIG_TARGET_MX28EVK=y
CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="MXS_AUART,MXS_AUART_BASE=MXS_UARTAPP3_BASE,ENV_IS_IN_MMC"
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_GPIO=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_SST=y