xref: /openbmc/linux/Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml (revision 78ad29d7)

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/panel/raspberrypi,7inch-touchscreen.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: The official 7" (800x480) Raspberry Pi touchscreen

maintainers:
  - Eric Anholt <eric@anholt.net>
  - Thierry Reding <thierry.reding@gmail.com>

description: |+
  This DSI panel contains:

  - TC358762 DSI->DPI bridge
  - Atmel microcontroller on I2C for power sequencing the DSI bridge and
    controlling backlight
  - Touchscreen controller on I2C for touch input

  and this binding covers the DSI display parts but not its touch input.

properties:
  compatible:
    const: raspberrypi,7inch-touchscreen-panel

  reg:
    const: 0x45

  port: true

required:
  - compatible
  - reg
  - port

additionalProperties: false

examples:
  - |+
    dsi1: dsi {
      #address-cells = <1>;
      #size-cells = <0>;

      port {
        dsi_out_port: endpoint {
          remote-endpoint = <&panel_dsi_port>;
        };
      };
    };

    i2c_dsi: i2c {
      compatible = "i2c-gpio";
      #address-cells = <1>;
      #size-cells = <0>;
      scl-gpios = <&gpio 28 0>;
      sda-gpios = <&gpio 29 0>;

      lcd@45 {
        compatible = "raspberrypi,7inch-touchscreen-panel";
        reg = <0x45>;

        port {
          panel_dsi_port: endpoint {
            remote-endpoint = <&dsi_out_port>;
          };
        };
      };
    };

...