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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/pse-pd/ti,tps23881.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TI TPS23881 Power Sourcing Equipment controller
+
+maintainers:
+ - Kory Maincent <kory.maincent@bootlin.com>
+
+allOf:
+ - $ref: pse-controller.yaml#
+
+properties:
+ compatible:
+ enum:
+ - ti,tps23881
+
+ reg:
+ maxItems: 1
+
+ '#pse-cells':
+ const: 1
+
+ channels:
+ description: each set of 8 ports can be assigned to one physical
+ channels or two for PoE4. This parameter describes the configuration
+ of the ports conversion matrix that establishes relationship between
+ the logical ports and the physical channels.
+ type: object
+ additionalProperties: false
+
+ properties:
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ patternProperties:
+ '^channel@[0-7]$':
+ type: object
+ additionalProperties: false
+
+ properties:
+ reg:
+ maxItems: 1
+
+ required:
+ - reg
+
+ required:
+ - "#address-cells"
+ - "#size-cells"
+
+unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethernet-pse@20 {
+ compatible = "ti,tps23881";
+ reg = <0x20>;
+
+ channels {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phys0: channel@0 {
+ reg = <0>;
+ };
+
+ phys1: channel@1 {
+ reg = <1>;
+ };
+
+ phys2: channel@2 {
+ reg = <2>;
+ };
+ };
+
+ pse-pis {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pse_pi0: pse-pi@0 {
+ reg = <0>;
+ #pse-cells = <0>;
+ pairset-names = "alternative-a", "alternative-b";
+ pairsets = <&phys0>, <&phys1>;
+ polarity-supported = "MDI", "S";
+ vpwr-supply = <&vpwr1>;
+ };
+
+ pse_pi1: pse-pi@1 {
+ reg = <1>;
+ #pse-cells = <0>;
+ pairset-names = "alternative-a";
+ pairsets = <&phys2>;
+ polarity-supported = "MDI";
+ vpwr-supply = <&vpwr2>;
+ };
+ };
+ };
+ };