1CONFIG_ARM=y 2CONFIG_TARGET_LS1021AIOT=y 3CONFIG_DEFAULT_DEVICE_TREE="ls1021a-iot-duart" 4CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SD_BOOT_QSPI" 5CONFIG_SPL=y 6CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y 7CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0xe8 8CONFIG_OF_CONTROL=y 9CONFIG_DM=y 10CONFIG_SPI_FLASH=y 11CONFIG_SPI_FLASH_ATMEL=y 12CONFIG_SPI_FLASH_STMICRO=y 13CONFIG_NETDEVICES=y 14CONFIG_E1000=y 15CONFIG_SYS_NS16550=y 16CONFIG_DM_SPI=y 17CONFIG_FSL_DSPI=y 18CONFIG_FSL_QSPI=y 19