dt-bindings: Add ANX6345 DP/eDP transmitter binding

# SPDX-License-Identifier: GPL-2.0

%YAML 1.2

---

$id: http://devicetree.org/schemas/display/bridge/anx6345.yaml#

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

title: Analogix ANX6345 eDP Transmitter Device Tree Bindings

maintainers:

  - Torsten Duwe <duwe@lst.de>

description: |

  The ANX6345 is an ultra-low power Full-HD eDP transmitter designed for

  portable devices.

properties:

  compatible:

    const: analogix,anx6345

  reg:

    maxItems: 1

    description: base I2C address of the device

  reset-gpios:

    maxItems: 1

    description: GPIO connected to active low reset

  dvdd12-supply:

    maxItems: 1

    description: Regulator for 1.2V digital core power.

  dvdd25-supply:

    maxItems: 1

    description: Regulator for 2.5V digital core power.

  ports:

    type: object

    properties:

      port@0:

        type: object

        description: |

          Video port for LVTTL input

      port@1:

        type: object

        description: |

          Video port for eDP output (panel or connector).

          May be omitted if EDID works reliably.

    required:

      - port@0

required:

  - compatible

  - reg

  - reset-gpios

  - dvdd12-supply

  - dvdd25-supply

  - ports

additionalProperties: false

examples:

  - |

    i2c0 {

      #address-cells = <1>;

      #size-cells = <0>;

      anx6345: anx6345@38 {

        compatible = "analogix,anx6345";

        reg = <0x38>;

        reset-gpios = <&pio42 1 /* GPIO_ACTIVE_LOW */>;

        dvdd25-supply = <&reg_dldo2>;

        dvdd12-supply = <&reg_fldo1>;

        ports {

          #address-cells = <1>;

          #size-cells = <0>;

          anx6345_in: port@0 {

            #address-cells = <1>;

            #size-cells = <0>;

            reg = <0>;

            anx6345_in_tcon0: endpoint@0 {

              reg = <0>;

              remote-endpoint = <&tcon0_out_anx6345>;

            };

          };

          anx6345_out: port@1 {

            #address-cells = <1>;

            #size-cells = <0>;

            reg = <1>;

            anx6345_out_panel: endpoint@0 {

              reg = <0>;

              remote-endpoint = <&panel_in_edp>;

            };

          };

        };

      };

    };