Documentation/devicetree/bindings/display/ilitek,ili9486.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/display/ilitek,ili9486.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Ilitek ILI9486 display panels device tree bindings
   8
   9 maintainers:
  10   - Kamlesh Gurudasani <kamlesh.gurudasani@gmail.com>
  11
  12 description:
  13   This binding is for display panels using an Ilitek ILI9486 controller in SPI
  14   mode.
  15
  16 allOf:
  17   - $ref: panel/panel-common.yaml#
  18
  19 properties:
  20   compatible:
  21     items:
  22       - enum:
  23           # Waveshare 3.5" 320x480 Color TFT LCD
  24           - waveshare,rpi-lcd-35
  25           # Ozzmaker 3.5" 320x480 Color TFT LCD
  26           - ozzmaker,piscreen
  27       - const: ilitek,ili9486
  28
  29   spi-max-frequency:
  30     maximum: 32000000
  31
  32   dc-gpios:
  33     maxItems: 1
  34     description: Display data/command selection (D/CX)
  35
  36   backlight: true
  37   reg: true
  38   reset-gpios: true
  39   rotation: true
  40
  41 required:
  42   - compatible
  43   - reg
  44   - dc-gpios
  45   - reset-gpios
  46
  47 additionalProperties: false
  48
  49 examples:
  50   - |
  51     #include <dt-bindings/gpio/gpio.h>
  52
  53     backlight: backlight {
  54             compatible = "gpio-backlight";
  55             gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
  56     };
  57     spi {
  58             #address-cells = <1>;
  59             #size-cells = <0>;
  60
  61
  62             display@0{
  63                     compatible = "waveshare,rpi-lcd-35", "ilitek,ili9486";
  64                     reg = <0>;
  65                     spi-max-frequency = <32000000>;
  66                     dc-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
  67                     reset-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>;
  68                     rotation = <180>;
  69                     backlight = <&backlight>;
  70             };
  71     };
  72
  73 ...