xref: /linux/Documentation/devicetree/bindings/net/cavium-mdio.txt (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1* System Management Interface (SMI) / MDIO
2
3Properties:
4- compatible: "cavium,octeon-3860-mdio"
5
6  Compatibility with all cn3XXX, cn5XXX and cn6XXX SOCs.
7
8- reg: The base address of the MDIO bus controller register bank.
9
10- #address-cells: Must be <1>.
11
12- #size-cells: Must be <0>.  MDIO addresses have no size component.
13
14Typically an MDIO bus might have several children.
15
16Example:
17	mdio@1180000001800 {
18		compatible = "cavium,octeon-3860-mdio";
19		#address-cells = <1>;
20		#size-cells = <0>;
21		reg = <0x11800 0x00001800 0x0 0x40>;
22
23		ethernet-phy@0 {
24			...
25			reg = <0>;
26		};
27	};
28