CONFIG_SPL=y
CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,RGMII,AHCI,SATAPWR=SUNXI_GPH(2),USB_EHCI"
CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-pcduino3-nano"
CONFIG_GMAC_TX_DELAY=3
CONFIG_USB1_VBUS_PIN="PH11"
CONFIG_ARM=y
CONFIG_ARCH_SUNXI=y
CONFIG_MACH_SUN7I=y
CONFIG_DRAM_CLK=408
CONFIG_DRAM_ZQ=122
CONFIG_DRAM_EMR1=4
CONFIG_ETH_DESIGNWARE=y