1CONFIG_ARM=y 2CONFIG_ARCH_SUNXI=y 3CONFIG_MACH_SUN7I=y 4CONFIG_DRAM_CLK=408 5CONFIG_DRAM_ZQ=122 6CONFIG_USB1_VBUS_PIN="PH11" 7CONFIG_GMAC_TX_DELAY=3 8CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-pcduino3-nano" 9# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set 10CONFIG_SPL=y 11CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,RGMII,AHCI,SATAPWR=SUNXI_GPH(2),USB_EHCI" 12CONFIG_CMD_SETEXPR=y 13CONFIG_CMD_NET=y 14CONFIG_DM_ETH=y 15CONFIG_NETDEVICES=y 16CONFIG_ETH_DESIGNWARE=y 17CONFIG_DM_SERIAL=y 18CONFIG_USB=y 19CONFIG_DM_USB=y 20