Documentation/devicetree/bindings/display/panel/raspberrypi,7inch-touchscreen.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/panel/raspberrypi,7inch-touchscreen.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: The official 7" (800x480) Raspberry Pi touchscreen
   8
   9 maintainers:
  10   - Eric Anholt <eric@anholt.net>
  11   - Thierry Reding <thierry.reding@gmail.com>
  12
  13 description: |+
  14   This DSI panel contains:
  15
  16   - TC358762 DSI->DPI bridge
  17   - Atmel microcontroller on I2C for power sequencing the DSI bridge and
  18     controlling backlight
  19   - Touchscreen controller on I2C for touch input
  20
  21   and this binding covers the DSI display parts but not its touch input.
  22
  23 properties:
  24   compatible:
  25     const: raspberrypi,7inch-touchscreen-panel
  26
  27   reg:
  28     const: 0x45
  29
  30   port: true
  31
  32 required:
  33   - compatible
  34   - reg
  35   - port
  36
  37 additionalProperties: false
  38
  39 examples:
  40   - |+
  41     dsi1: dsi {
  42       #address-cells = <1>;
  43       #size-cells = <0>;
  44
  45       port {
  46         dsi_out_port: endpoint {
  47           remote-endpoint = <&panel_dsi_port>;
  48         };
  49       };
  50     };
  51
  52     i2c_dsi: i2c {
  53       compatible = "i2c-gpio";
  54       #address-cells = <1>;
  55       #size-cells = <0>;
  56       scl-gpios = <&gpio 28 0>;
  57       sda-gpios = <&gpio 29 0>;
  58
  59       lcd@45 {
  60         compatible = "raspberrypi,7inch-touchscreen-panel";
  61         reg = <0x45>;
  62
  63         port {
  64           panel_dsi_port: endpoint {
  65             remote-endpoint = <&dsi_out_port>;
  66           };
  67         };
  68       };
  69     };
  70
  71 ...