Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[sfrench/cifs-2.6.git] / Documentation / devicetree / bindings / net / allwinner,sun4i-mdio.txt
1 * Allwinner A10 MDIO Ethernet Controller interface
2
3 Required 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
8 Optional properties:
9 - phy-supply: phandle to a regulator if the PHY needs one
10
11 Example at the SoC level:
12 mdio@1c0b080 {
13         compatible = "allwinner,sun4i-a10-mdio";
14         reg = <0x01c0b080 0x14>;
15         #address-cells = <1>;
16         #size-cells = <0>;
17 };
18
19 And at the board level:
20
21 mdio@1c0b080 {
22         phy-supply = <&reg_emac_3v3>;
23
24         phy0: ethernet-phy@0 {
25                 reg = <0>;
26         };
27 };