+CONFIG_DRAM_CLK=240
+CONFIG_DRAM_ZQ=251
+CONFIG_USB1_VBUS_PIN=""
+CONFIG_DEFAULT_DEVICE_TREE="sun6i-a31-colombus"
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="USB_EHCI,SUNXI_GMAC"
+CONFIG_CMD_SETEXPR=y
+CONFIG_CMD_NET=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_AXP221_ALDO1_VOLT=3300