1CONFIG_ARM=y 2CONFIG_TARGET_LS1021ATWR=y 3CONFIG_DM_SPI=y 4CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart" 5CONFIG_SPL=y 6CONFIG_OF_BOARD_SETUP=y 7CONFIG_OF_STDOUT_VIA_ALIAS=y 8CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT,SD_BOOT_QSPI" 9CONFIG_OF_CONTROL=y 10CONFIG_DM=y 11CONFIG_SPI_FLASH=y 12CONFIG_SPI_FLASH_ATMEL=y 13CONFIG_SPI_FLASH_STMICRO=y 14CONFIG_NETDEVICES=y 15CONFIG_E1000=y 16CONFIG_SYS_NS16550=y 17CONFIG_FSL_DSPI=y 18CONFIG_FSL_QSPI=y 19