CONFIG_SPL=y CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_EMAC,USB_EHCI" CONFIG_FDTFILE="sun4i-a10-pcduino.dtb" CONFIG_ARM=y CONFIG_ARCH_SUNXI=y CONFIG_MACH_SUN4I=y CONFIG_DRAM_CLK=408 CONFIG_DRAM_ZQ=123 CONFIG_DRAM_EMR1=0