dts/upstream/Bindings/net/dsa/lantiq,gswip.yaml

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

title: Lantiq GSWIP Ethernet switches

allOf:
  - $ref: dsa.yaml#/$defs/ethernet-ports

maintainers:
  - Hauke Mehrtens <hauke@hauke-m.de>

properties:
  compatible:
    enum:
      - lantiq,xrx200-gswip
      - lantiq,xrx300-gswip
      - lantiq,xrx330-gswip

  reg:
    minItems: 3
    maxItems: 3

  reg-names:
    items:
      - const: switch
      - const: mdio
      - const: mii

  mdio:
    $ref: /schemas/net/mdio.yaml#
    unevaluatedProperties: false

    properties:
      compatible:
        const: lantiq,xrx200-mdio

    required:
      - compatible

  gphy-fw:
    type: object
    properties:
      '#address-cells':
        const: 1

      '#size-cells':
        const: 0

      compatible:
        items:
          - enum:
              - lantiq,xrx200-gphy-fw
              - lantiq,xrx300-gphy-fw
              - lantiq,xrx330-gphy-fw
          - const: lantiq,gphy-fw

      lantiq,rcu:
        $ref: /schemas/types.yaml#/definitions/phandle
        description: phandle to the RCU syscon

    patternProperties:
      "^gphy@[0-9a-f]{1,2}$":
        type: object

        additionalProperties: false

        properties:
          reg:
            minimum: 0
            maximum: 255
            description:
              Offset of the GPHY firmware register in the RCU register range

          resets:
            items:
              - description: GPHY reset line

          reset-names:
            items:
              - const: gphy

        required:
          - reg

    required:
      - compatible
      - lantiq,rcu

    additionalProperties: false

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    switch@e108000 {
            compatible = "lantiq,xrx200-gswip";
            reg = <0xe108000 0x3100>,  /* switch */
                  <0xe10b100 0xd8>,    /* mdio */
                  <0xe10b1d8 0x130>;   /* mii */
            dsa,member = <0 0>;

            ports {
                    #address-cells = <1>;
                    #size-cells = <0>;

                    port@0 {
                            reg = <0>;
                            label = "lan3";
                            phy-mode = "rgmii";
                            phy-handle = <&phy0>;
                    };

                    port@1 {
                            reg = <1>;
                            label = "lan4";
                            phy-mode = "rgmii";
                            phy-handle = <&phy1>;
                    };

                    port@2 {
                            reg = <2>;
                            label = "lan2";
                            phy-mode = "internal";
                            phy-handle = <&phy11>;
                    };

                    port@4 {
                            reg = <4>;
                            label = "lan1";
                            phy-mode = "internal";
                            phy-handle = <&phy13>;
                    };

                    port@5 {
                            reg = <5>;
                            label = "wan";
                            phy-mode = "rgmii";
                            phy-handle = <&phy5>;
                    };

                    port@6 {
                            reg = <0x6>;
                            phy-mode = "internal";
                            ethernet = <&eth0>;

                            fixed-link {
                                    speed = <1000>;
                                    full-duplex;
                            };
                    };
            };

            mdio {
                    #address-cells = <1>;
                    #size-cells = <0>;
                    compatible = "lantiq,xrx200-mdio";

                    phy0: ethernet-phy@0 {
                            reg = <0x0>;
                    };
                    phy1: ethernet-phy@1 {
                            reg = <0x1>;
                    };
                    phy5: ethernet-phy@5 {
                            reg = <0x5>;
                    };
                    phy11: ethernet-phy@11 {
                            reg = <0x11>;
                    };
                    phy13: ethernet-phy@13 {
                            reg = <0x13>;
                    };
            };

            gphy-fw {
                    #address-cells = <1>;
                    #size-cells = <0>;
                    compatible = "lantiq,xrx200-gphy-fw", "lantiq,gphy-fw";
                    lantiq,rcu = <&rcu0>;

                    gphy@20 {
                            reg = <0x20>;

                            resets = <&reset0 31 30>;
                            reset-names = "gphy";
                    };

                    gphy@68 {
                            reg = <0x68>;

                            resets = <&reset0 29 28>;
                            reset-names = "gphy";
                    };
            };
    };