CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="USB_EHCI,SUNXI_GMAC,RGMII,MACPWR=SUNXI_GPA(21)"
CONFIG_FDTFILE="sun6i-a31-hummingbird.dtb"
CONFIG_VIDEO_VGA_VIA_LCD=y
CONFIG_VIDEO_VGA_EXTERNAL_DAC_EN="PH25"
+S:CONFIG_ARM=y
+S:CONFIG_ARCH_SUNXI=y
+S:CONFIG_MACH_SUN6I=y
+S:CONFIG_TARGET_HUMMINGBIRD_A31=y
+S:CONFIG_DRAM_CLK=312
+S:CONFIG_DRAM_ZQ=251
# Wifi power
+S:CONFIG_AXP221_ALDO1_VOLT=3300
# Vbus gpio for usb1
+S:CONFIG_USB1_VBUS_PIN="PH24"
# No Vbus gpio for usb2
+S:CONFIG_USB2_VBUS_PIN=""