1CONFIG_ARM=y 2CONFIG_TARGET_LS1021ATWR=y 3CONFIG_DM_SPI=y 4CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart" 5CONFIG_SPL=y 6CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SD_BOOT_QSPI" 7CONFIG_OF_CONTROL=y 8CONFIG_DM=y 9CONFIG_SPI_FLASH=y 10CONFIG_SPI_FLASH_ATMEL=y 11CONFIG_SPI_FLASH_STMICRO=y 12CONFIG_NETDEVICES=y 13CONFIG_E1000=y 14CONFIG_SYS_NS16550=y 15CONFIG_FSL_DSPI=y 16CONFIG_FSL_QSPI=y 17