dt-bindings: add Qualcomm IPQ4019 MDIO bindings

# 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 Device Tree Bindings

maintainers:

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

allOf:

  - $ref: "mdio.yaml#"

properties:

  compatible:

    const: qcom,ipq4019-mdio

  "#address-cells":

    const: 1

  "#size-cells":

    const: 0

  reg:

    maxItems: 1

required:

  - compatible

  - reg

  - "#address-cells"

  - "#size-cells"

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>;

      };

    };