1* Allwinner A10 MDIO Ethernet Controller interface 2 3Required properties: 4- compatible: should be "allwinner,sun4i-a10-mdio" 5 (Deprecated: "allwinner,sun4i-mdio"). 6- reg: address and length of the register set for the device. 7 8Optional properties: 9- phy-supply: phandle to a regulator if the PHY needs one 10 11Example at the SoC level: 12mdio@01c0b080 { 13 compatible = "allwinner,sun4i-a10-mdio"; 14 reg = <0x01c0b080 0x14>; 15 #address-cells = <1>; 16 #size-cells = <0>; 17}; 18 19And at the board level: 20 21mdio@01c0b080 { 22 phy-supply = <®_emac_3v3>; 23 24 phy0: ethernet-phy@0 { 25 reg = <0>; 26 }; 27}; 28