# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/realtek,rtl9301-mdio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Realtek RTL9300 MDIO Controller

maintainers:
  - Chris Packham <chris.packham@alliedtelesis.co.nz>

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - realtek,rtl9302b-mdio
              - realtek,rtl9302c-mdio
              - realtek,rtl9303-mdio
          - const: realtek,rtl9301-mdio
      - const: realtek,rtl9301-mdio

  '#address-cells':
    const: 1

  '#size-cells':
    const: 0

  reg:
    maxItems: 1

patternProperties:
  '^mdio-bus@[0-3]$':
    $ref: mdio.yaml#

    properties:
      reg:
        maxItems: 1

    required:
      - reg

    patternProperties:
      '^ethernet-phy@[a-f0-9]+$':
        type: object
        $ref: ethernet-phy.yaml#
        unevaluatedProperties: false

    unevaluatedProperties: false

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    mdio-controller@ca00 {
      compatible = "realtek,rtl9301-mdio";
      reg = <0xca00 0x200>;
      #address-cells = <1>;
      #size-cells = <0>;

      mdio-bus@0 {
        reg = <0>;
        #address-cells = <1>;
        #size-cells = <0>;

        ethernet-phy@0 {
          compatible = "ethernet-phy-ieee802.3-c45";
          reg = <0>;
        };
      };

      mdio-bus@1 {
        reg = <1>;
        #address-cells = <1>;
        #size-cells = <0>;

        ethernet-phy@0 {
          compatible = "ethernet-phy-ieee802.3-c45";
          reg = <0>;
        };
      };
    };
