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The TPS23881 has an active-low reset pin that can be connected to an SoC. Document this with the device-tree binding. Signed-off-by: Kyle Swenson <kyle.swenson@est.tech> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de> Reviewed-by: Kory Maincent <kory.maincent@bootlin.com> Link: https://patch.msgid.link/20240822220100.3030184-2-kyle.swenson@est.tech Signed-off-by: Jakub Kicinski <kuba@kernel.org>
117 lines
2.3 KiB
YAML
117 lines
2.3 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/pse-pd/ti,tps23881.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: TI TPS23881 Power Sourcing Equipment controller
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maintainers:
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- Kory Maincent <kory.maincent@bootlin.com>
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allOf:
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- $ref: pse-controller.yaml#
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properties:
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compatible:
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enum:
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- ti,tps23881
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reg:
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maxItems: 1
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'#pse-cells':
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const: 1
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reset-gpios:
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maxItems: 1
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channels:
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description: each set of 8 ports can be assigned to one physical
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channels or two for PoE4. This parameter describes the configuration
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of the ports conversion matrix that establishes relationship between
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the logical ports and the physical channels.
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type: object
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additionalProperties: false
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properties:
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"#address-cells":
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const: 1
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"#size-cells":
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const: 0
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patternProperties:
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'^channel@[0-7]$':
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type: object
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additionalProperties: false
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properties:
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reg:
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maxItems: 1
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required:
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- reg
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required:
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- "#address-cells"
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- "#size-cells"
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unevaluatedProperties: false
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required:
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- compatible
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- reg
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examples:
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- |
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i2c {
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#address-cells = <1>;
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#size-cells = <0>;
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ethernet-pse@20 {
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compatible = "ti,tps23881";
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reg = <0x20>;
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channels {
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#address-cells = <1>;
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#size-cells = <0>;
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phys0: channel@0 {
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reg = <0>;
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};
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phys1: channel@1 {
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reg = <1>;
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};
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phys2: channel@2 {
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reg = <2>;
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};
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};
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pse-pis {
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#address-cells = <1>;
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#size-cells = <0>;
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pse_pi0: pse-pi@0 {
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reg = <0>;
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#pse-cells = <0>;
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pairset-names = "alternative-a", "alternative-b";
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pairsets = <&phys0>, <&phys1>;
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polarity-supported = "MDI", "S";
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vpwr-supply = <&vpwr1>;
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};
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pse_pi1: pse-pi@1 {
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reg = <1>;
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#pse-cells = <0>;
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pairset-names = "alternative-a";
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pairsets = <&phys2>;
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polarity-supported = "MDI";
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vpwr-supply = <&vpwr2>;
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};
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};
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};
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};
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