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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/display/bridge/parade,ps8622.yaml
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# 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/display/bridge/parade,ps8622.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Parade PS8622/PS8625 DisplayPort to LVDS Converter

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maintainers:

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  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

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properties:

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  compatible:

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    enum:

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      - parade,ps8622

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      - parade,ps8625

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  reg:

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    maxItems: 1

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  lane-count:

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    $ref: /schemas/types.yaml#/definitions/uint32

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    enum: [1, 2]

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    description: Number of DP lanes to use.

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  use-external-pwm:

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    type: boolean

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    description: Backlight will be controlled by an external PWM.

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  reset-gpios:

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    maxItems: 1

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    description: GPIO connected to RST_ pin.

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  sleep-gpios:

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    maxItems: 1

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    description: GPIO connected to PD_ pin.

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  vdd12-supply: true

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  ports:

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    $ref: /schemas/graph.yaml#/properties/ports

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    properties:

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      port@0:

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        $ref: /schemas/graph.yaml#/properties/port

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        description: Video port for LVDS output.

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      port@1:

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        $ref: /schemas/graph.yaml#/properties/port

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        description: Video port for DisplayPort input.

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    required:

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      - port@0

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      - port@1

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required:

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  - compatible

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  - reg

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  - reset-gpios

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  - sleep-gpios

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  - ports

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allOf:

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  - if:

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      properties:

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        compatible:

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          const: parade,ps8622

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    then:

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      properties:

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        lane-count:

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          const: 1

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    else:

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      properties:

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        lane-count:

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          const: 2

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additionalProperties: false

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examples:

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  - |

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    #include <dt-bindings/gpio/gpio.h>

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    i2c {

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        #address-cells = <1>;

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        #size-cells = <0>;

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        lvds-bridge@48 {

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            compatible = "parade,ps8625";

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            reg = <0x48>;

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            sleep-gpios = <&gpx3 5 GPIO_ACTIVE_HIGH>;

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            reset-gpios = <&gpy7 7 GPIO_ACTIVE_HIGH>;

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            lane-count = <2>;

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            use-external-pwm;

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            ports {

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                #address-cells = <1>;

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                #size-cells = <0>;

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                port@0 {

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                    reg = <0>;

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                    bridge_out: endpoint {

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                        remote-endpoint = <&panel_in>;

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                    };

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                };

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                port@1 {

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                    reg = <1>;

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                    bridge_in: endpoint {

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                        remote-endpoint = <&dp_out>;

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                    };

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                };

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            };

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        };

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    };

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