CONFIG_SPL=y CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,AHCI,SATAPWR=SUNXI_GPB(8),USB_EHCI" CONFIG_FDTFILE="sun7i-a20-cubieboard2.dtb" CONFIG_ARM=y CONFIG_ARCH_SUNXI=y CONFIG_MACH_SUN7I=y CONFIG_DRAM_CLK=480 CONFIG_DRAM_ZQ=127 CONFIG_DRAM_EMR1=4