skyworks,si3474.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/net/pse-pd/skyworks,si3474.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Skyworks Si3474 Power Sourcing Equipment controller
  8
  9maintainers:
 10  - Piotr Kubik <piotr.kubik@adtran.com>
 11
 12allOf:
 13  - $ref: pse-controller.yaml#
 14
 15properties:
 16  compatible:
 17    enum:
 18      - skyworks,si3474
 19
 20  reg:
 21    maxItems: 2
 22
 23  reg-names:
 24    items:
 25      - const: main
 26      - const: secondary
 27
 28  channels:
 29    description: The Si3474 is a single-chip PoE PSE controller managing
 30      8 physical power delivery channels. Internally, it's structured
 31      into two logical "Quads".
 32      Quad 0 Manages physical channels ('ports' in datasheet) 0, 1, 2, 3
 33      Quad 1 Manages physical channels ('ports' in datasheet) 4, 5, 6, 7.
 34
 35    type: object
 36    additionalProperties: false
 37
 38    properties:
 39      "#address-cells":
 40        const: 1
 41
 42      "#size-cells":
 43        const: 0
 44
 45    patternProperties:
 46      '^channel@[0-7]$':
 47        type: object
 48        additionalProperties: false
 49
 50        properties:
 51          reg:
 52            maxItems: 1
 53
 54        required:
 55          - reg
 56
 57    required:
 58      - "#address-cells"
 59      - "#size-cells"
 60
 61required:
 62  - compatible
 63  - reg
 64  - pse-pis
 65
 66unevaluatedProperties: false
 67
 68examples:
 69  - |
 70    i2c {
 71      #address-cells = <1>;
 72      #size-cells = <0>;
 73
 74      ethernet-pse@26 {
 75        compatible = "skyworks,si3474";
 76        reg-names = "main", "secondary";
 77        reg = <0x26>, <0x27>;
 78
 79        channels {
 80          #address-cells = <1>;
 81          #size-cells = <0>;
 82          phys0_0: channel@0 {
 83            reg = <0>;
 84          };
 85          phys0_1: channel@1 {
 86            reg = <1>;
 87          };
 88          phys0_2: channel@2 {
 89            reg = <2>;
 90          };
 91          phys0_3: channel@3 {
 92            reg = <3>;
 93          };
 94          phys0_4: channel@4 {
 95            reg = <4>;
 96          };
 97          phys0_5: channel@5 {
 98            reg = <5>;
 99          };
100          phys0_6: channel@6 {
101            reg = <6>;
102          };
103          phys0_7: channel@7 {
104            reg = <7>;
105          };
106        };
107        pse-pis {
108          #address-cells = <1>;
109          #size-cells = <0>;
110          pse_pi0: pse-pi@0 {
111            reg = <0>;
112            #pse-cells = <0>;
113            pairset-names = "alternative-a", "alternative-b";
114            pairsets = <&phys0_0>, <&phys0_1>;
115            polarity-supported = "MDI-X", "S";
116            vpwr-supply = <&reg_pse>;
117          };
118          pse_pi1: pse-pi@1 {
119            reg = <1>;
120            #pse-cells = <0>;
121            pairset-names = "alternative-a", "alternative-b";
122            pairsets = <&phys0_2>, <&phys0_3>;
123            polarity-supported = "MDI-X", "S";
124            vpwr-supply = <&reg_pse>;
125          };
126          pse_pi2: pse-pi@2 {
127            reg = <2>;
128            #pse-cells = <0>;
129            pairset-names = "alternative-a", "alternative-b";
130            pairsets = <&phys0_4>, <&phys0_5>;
131            polarity-supported = "MDI-X", "S";
132            vpwr-supply = <&reg_pse>;
133          };
134          pse_pi3: pse-pi@3 {
135            reg = <3>;
136            #pse-cells = <0>;
137            pairset-names = "alternative-a", "alternative-b";
138            pairsets = <&phys0_6>, <&phys0_7>;
139            polarity-supported = "MDI-X", "S";
140            vpwr-supply = <&reg_pse>;
141          };
142        };
143      };
144    };