linux-zen-desktop/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/qcom,ipq4019-mdio.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm IPQ40xx MDIO Controller

maintainers:
  - Robert Marko <robert.marko@sartura.hr>

properties:
  compatible:
    oneOf:
      - enum:
          - qcom,ipq4019-mdio
          - qcom,ipq5018-mdio

      - items:
          - enum:
              - qcom,ipq6018-mdio
              - qcom,ipq8074-mdio
          - const: qcom,ipq4019-mdio

  "#address-cells":
    const: 1

  "#size-cells":
    const: 0

  reg:
    minItems: 1
    maxItems: 2
    description:
      the first Address and length of the register set for the MDIO controller.
      the second Address and length of the register for ethernet LDO, this second
      address range is only required by the platform IPQ50xx.

  clocks:
    items:
      - description: MDIO clock source frequency fixed to 100MHZ

  clock-names:
    items:
      - const: gcc_mdio_ahb_clk

required:
  - compatible
  - reg
  - "#address-cells"
  - "#size-cells"

allOf:
  - $ref: mdio.yaml#

  - if:
      properties:
        compatible:
          contains:
            enum:
              - qcom,ipq5018-mdio
              - qcom,ipq6018-mdio
              - qcom,ipq8074-mdio
    then:
      required:
        - clocks
        - clock-names
    else:
      properties:
        clocks: false
        clock-names: false

unevaluatedProperties: false

examples:
  - |
    mdio@90000 {
      #address-cells = <1>;
      #size-cells = <0>;
      compatible = "qcom,ipq4019-mdio";
      reg = <0x90000 0x64>;

      ethphy0: ethernet-phy@0 {
        reg = <0>;
      };

      ethphy1: ethernet-phy@1 {
        reg = <1>;
      };

      ethphy2: ethernet-phy@2 {
        reg = <2>;
      };

      ethphy3: ethernet-phy@3 {
        reg = <3>;
      };

      ethphy4: ethernet-phy@4 {
        reg = <4>;
      };
    };