CONFIG_CMD_PING=y
CONFIG_CMD_EXT2=y
CONFIG_CMD_FAT=y
+CONFIG_CMD_SF=y
CONFIG_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="ls1021a-iot-duart"
CONFIG_ENV_IS_IN_SPI_FLASH=y
CONFIG_SYS_NS16550=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
+CONFIG_SPL_DM_SPI=y
CONFIG_FSL_DSPI=y
CONFIG_FSL_QSPI=y
CONFIG_USB=y