1CONFIG_ARM=y 2CONFIG_TARGET_LS1021AIOT=y 3CONFIG_DEFAULT_DEVICE_TREE="ls1021a-iot-duart" 4CONFIG_SYS_EXTRA_OPTIONS="QSPI_BOOT" 5CONFIG_BOARD_LATE_INIT=y 6CONFIG_OF_CONTROL=y 7CONFIG_DM=y 8CONFIG_SPI_FLASH=y 9CONFIG_SPI_FLASH_ATMEL=y 10CONFIG_SPI_FLASH_STMICRO=y 11CONFIG_NETDEVICES=y 12CONFIG_E1000=y 13CONFIG_SYS_NS16550=y 14CONFIG_DM_SPI=y 15CONFIG_FSL_DSPI=y 16CONFIG_FSL_QSPI=y 17CONFIG_PCI=y 18CONFIG_DM_PCI=y 19CONFIG_DM_PCI_COMPAT=y 20CONFIG_PCIE_LAYERSCAPE=y 21