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

   1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/net/qcom,ipq4019-mdio.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm IPQ40xx MDIO Controller
   8
   9 maintainers:
  10   - Robert Marko <robert.marko@sartura.hr>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - enum:
  16           - qcom,ipq4019-mdio
  17           - qcom,ipq5018-mdio
  18
  19       - items:
  20           - enum:
  21               - qcom,ipq6018-mdio
  22               - qcom,ipq8074-mdio
  23           - const: qcom,ipq4019-mdio
  24
  25   "#address-cells":
  26     const: 1
  27
  28   "#size-cells":
  29     const: 0
  30
  31   reg:
  32     minItems: 1
  33     maxItems: 2
  34     description:
  35       the first Address and length of the register set for the MDIO controller.
  36       the second Address and length of the register for ethernet LDO, this second
  37       address range is only required by the platform IPQ50xx.
  38
  39   clocks:
  40     items:
  41       - description: MDIO clock source frequency fixed to 100MHZ
  42
  43   clock-names:
  44     items:
  45       - const: gcc_mdio_ahb_clk
  46
  47 required:
  48   - compatible
  49   - reg
  50   - "#address-cells"
  51   - "#size-cells"
  52
  53 allOf:
  54   - $ref: mdio.yaml#
  55
  56   - if:
  57       properties:
  58         compatible:
  59           contains:
  60             enum:
  61               - qcom,ipq5018-mdio
  62               - qcom,ipq6018-mdio
  63               - qcom,ipq8074-mdio
  64     then:
  65       required:
  66         - clocks
  67         - clock-names
  68     else:
  69       properties:
  70         clocks: false
  71         clock-names: false
  72
  73 unevaluatedProperties: false
  74
  75 examples:
  76   - |
  77     mdio@90000 {
  78       #address-cells = <1>;
  79       #size-cells = <0>;
  80       compatible = "qcom,ipq4019-mdio";
  81       reg = <0x90000 0x64>;
  82
  83       ethphy0: ethernet-phy@0 {
  84         reg = <0>;
  85       };
  86
  87       ethphy1: ethernet-phy@1 {
  88         reg = <1>;
  89       };
  90
  91       ethphy2: ethernet-phy@2 {
  92         reg = <2>;
  93       };
  94
  95       ethphy3: ethernet-phy@3 {
  96         reg = <3>;
  97       };
  98
  99       ethphy4: ethernet-phy@4 {
 100         reg = <4>;
 101       };
 102     };