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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/display/bridge/nxp,ptn3460.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/nxp,ptn3460.yaml#

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

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title: NXP PTN3460 eDP to LVDS bridge

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maintainers:

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  - Sean Paul <seanpaul@chromium.org>

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properties:

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  compatible:

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    const: nxp,ptn3460

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  reg:

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    description: I2C address of the bridge

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    maxItems: 1

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  edid-emulation:

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

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    description:

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      The EDID emulation entry to use

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      Value  Resolution  Description

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        0     1024x768   NXP Generic

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        1     1920x1080  NXP Generic

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        2     1920x1080  NXP Generic

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        3     1600x900   Samsung LTM200KT

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        4     1920x1080  Samsung LTM230HT

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        5     1366x768   NXP Generic

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        6     1600x900   ChiMei M215HGE

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    enum: [0, 1, 2, 3, 4, 5, 6]

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  powerdown-gpios:

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    description: GPIO connected to the PD_N signal.

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    maxItems: 1

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  reset-gpios:

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    description: GPIO connected to the RST_N signal.

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    maxItems: 1

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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:

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          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:

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          Video port for eDP 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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  - edid-emulation

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  - powerdown-gpios

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  - reset-gpios

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  - ports

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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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      bridge@20 {

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        compatible = "nxp,ptn3460";

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        reg = <0x20>;

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        edid-emulation = <5>;

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        powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;

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        reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;

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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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...

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