1*94166fd2SAndrew Jeffery# SPDX-License-Identifier: GPL-2.0-or-later
2*94166fd2SAndrew Jeffery%YAML 1.2
3*94166fd2SAndrew Jeffery---
4*94166fd2SAndrew Jeffery$id: http://devicetree.org/schemas/net/aspeed,ast2600-mdio.yaml#
5*94166fd2SAndrew Jeffery$schema: http://devicetree.org/meta-schemas/core.yaml#
6*94166fd2SAndrew Jeffery
7*94166fd2SAndrew Jefferytitle: ASPEED AST2600 MDIO Controller
8*94166fd2SAndrew Jeffery
9*94166fd2SAndrew Jefferymaintainers:
10*94166fd2SAndrew Jeffery  - Andrew Jeffery <andrew@aj.id.au>
11*94166fd2SAndrew Jeffery
12*94166fd2SAndrew Jefferydescription: |+
13*94166fd2SAndrew Jeffery  The ASPEED AST2600 MDIO controller is the third iteration of ASPEED's MDIO
14*94166fd2SAndrew Jeffery  bus register interface, this time also separating out the controller from the
15*94166fd2SAndrew Jeffery  MAC.
16*94166fd2SAndrew Jeffery
17*94166fd2SAndrew JefferyallOf:
18*94166fd2SAndrew Jeffery  - $ref: "mdio.yaml#"
19*94166fd2SAndrew Jeffery
20*94166fd2SAndrew Jefferyproperties:
21*94166fd2SAndrew Jeffery  compatible:
22*94166fd2SAndrew Jeffery    const: aspeed,ast2600-mdio
23*94166fd2SAndrew Jeffery  reg:
24*94166fd2SAndrew Jeffery    maxItems: 1
25*94166fd2SAndrew Jeffery    description: The register range of the MDIO controller instance
26*94166fd2SAndrew Jeffery
27*94166fd2SAndrew Jefferyrequired:
28*94166fd2SAndrew Jeffery  - compatible
29*94166fd2SAndrew Jeffery  - reg
30*94166fd2SAndrew Jeffery  - "#address-cells"
31*94166fd2SAndrew Jeffery  - "#size-cells"
32*94166fd2SAndrew Jeffery
33*94166fd2SAndrew Jefferyexamples:
34*94166fd2SAndrew Jeffery  - |
35*94166fd2SAndrew Jeffery    mdio0: mdio@1e650000 {
36*94166fd2SAndrew Jeffery            compatible = "aspeed,ast2600-mdio";
37*94166fd2SAndrew Jeffery            reg = <0x1e650000 0x8>;
38*94166fd2SAndrew Jeffery            #address-cells = <1>;
39*94166fd2SAndrew Jeffery            #size-cells = <0>;
40*94166fd2SAndrew Jeffery
41*94166fd2SAndrew Jeffery            ethphy0: ethernet-phy@0 {
42*94166fd2SAndrew Jeffery                    compatible = "ethernet-phy-ieee802.3-c22";
43*94166fd2SAndrew Jeffery                    reg = <0>;
44*94166fd2SAndrew Jeffery            };
45*94166fd2SAndrew Jeffery    };
46