1CONFIG_SPL=y 2CONFIG_SYS_EXTRA_OPTIONS="I12_TVBOX,AXP209_POWER,SUNXI_GMAC,MACPWR=SUNXI_GPH(21),USB_EHCI" 3CONFIG_FDTFILE="sun7i-a20-i12-tvbox.dtb" 4+S:CONFIG_ARM=y 5+S:CONFIG_TARGET_SUN7I=y 6