1CONFIG_ARM=y 2CONFIG_ARCH_AT91=y 3CONFIG_TARGET_AT91SAM9260EK=y 4CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9G20,SYS_USE_NANDFLASH" 5# CONFIG_CMD_BDI is not set 6# CONFIG_CMD_IMI is not set 7# CONFIG_CMD_IMLS is not set 8# CONFIG_CMD_LOADS is not set 9# CONFIG_CMD_FPGA is not set 10# CONFIG_CMD_SOURCE is not set 11# CONFIG_CMD_SETEXPR is not set 12CONFIG_SYS_PROMPT="U-Boot> " 13