1CONFIG_SPL=y 2CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,AHCI,SATAPWR=SUNXI_GPB(8),USB_EHCI" 3CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-cubieboard2" 4CONFIG_MMC0_CD_PIN="PH1" 5CONFIG_ARM=y 6CONFIG_ARCH_SUNXI=y 7CONFIG_MACH_SUN7I=y 8CONFIG_DRAM_CLK=480 9CONFIG_DRAM_ZQ=127 10CONFIG_DRAM_EMR1=4 11CONFIG_ETH_DESIGNWARE=y 12