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/ti,tps23881.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: TI TPS23881 Power Sourcing Equipment controller
8
9 maintainers:
10 - Kory Maincent <kory.maincent@bootlin.com>
11
12 allOf:
13 - $ref: pse-controller.yaml#
14
15 properties:
16 compatible:
17 enum:
18 - ti,tps23881
19
20 reg:
21 maxItems: 1
22
23 '#pse-cells':
24 const: 1
25
26 reset-gpios:
27 maxItems: 1
28
29 channels:
30 description: each set of 8 ports can be assigned to one physical
31 channels or two for PoE4. This parameter describes the configuration
32 of the ports conversion matrix that establishes relationship between
33 the logical ports and the physical channels.
34 type: object
35 additionalProperties: false
36
37 properties:
38 "#address-cells":
39 const: 1
40
41 "#size-cells":
42 const: 0
43
44 patternProperties:
45 '^channel@[0-7]$':
46 type: object
47 additionalProperties: false
48
49 properties:
50 reg:
51 maxItems: 1
52
53 required:
54 - reg
55
56 required:
57 - "#address-cells"
58 - "#size-cells"
59
60 unevaluatedProperties: false
61
62 required:
63 - compatible
64 - reg
65
66 examples:
67 - |
68 i2c {
69 #address-cells = <1>;
70 #size-cells = <0>;
71
72 ethernet-pse@20 {
73 compatible = "ti,tps23881";
74 reg = <0x20>;
75
76 channels {
77 #address-cells = <1>;
78 #size-cells = <0>;
79
80 phys0: channel@0 {
81 reg = <0>;
82 };
83
84 phys1: channel@1 {
85 reg = <1>;
86 };
87
88 phys2: channel@2 {
89 reg = <2>;
90 };
91 };
92
93 pse-pis {
94 #address-cells = <1>;
95 #size-cells = <0>;
96
97 pse_pi0: pse-pi@0 {
98 reg = <0>;
99 #pse-cells = <0>;
100 pairset-names = "alternative-a", "alternative-b";
101 pairsets = <&phys0>, <&phys1>;
102 polarity-supported = "MDI", "S";
103 vpwr-supply = <&vpwr1>;
104 };
105
106 pse_pi1: pse-pi@1 {
107 reg = <1>;
108 #pse-cells = <0>;
109 pairset-names = "alternative-a";
110 pairsets = <&phys2>;
111 polarity-supported = "MDI";
112 vpwr-supply = <&vpwr2>;
113 };
114 };
115 };
116 };
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