1CONFIG_SPL=y 2CONFIG_SYS_EXTRA_OPTIONS="USB_EHCI,SUNXI_GMAC" 3CONFIG_DEFAULT_DEVICE_TREE="sun6i-a31-colombus" 4CONFIG_ARM=y 5CONFIG_ARCH_SUNXI=y 6CONFIG_MACH_SUN6I=y 7CONFIG_DRAM_CLK=240 8CONFIG_DRAM_ZQ=251 9# Wifi power 10CONFIG_AXP221_ALDO1_VOLT=3300 11# No Vbus gpio for usb1 12CONFIG_USB1_VBUS_PIN="" 13CONFIG_ETH_DESIGNWARE=y 14