xref: /freebsd/sys/contrib/device-tree/Bindings/display/himax,hx8357.yaml (revision 833e5d42ab135b0238e61c5b3c19b8619677cbfa)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/display/himax,hx8357.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Himax HX8357D display panel

description:
  Display panels using a Himax HX8357D controller in SPI
  mode, such as the Adafruit 3.5" TFT for Raspberry Pi.

maintainers:
  - Frank Li <Frank.Li@nxp.com>

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - adafruit,yx350hv15
              - himax,hx8357b
          - const: himax,hx8357
      - items:
          - enum:
              - himax,hx8369a
          - const: himax,hx8369

  reg:
    maxItems: 1

  dc-gpios:
    maxItems: 1
    description: D/C pin

  rotation:
    enum: [0, 90, 180, 270]

  backlight:
    description:
      phandle of the backlight device attached to the panel

  im-gpios:
    maxItems: 3

  reset-gpios:
    maxItems: 1

  spi-cpha: true

  spi-cpol: true

required:
  - compatible
  - reg

allOf:
  - $ref: /schemas/spi/spi-peripheral-props.yaml#

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>

    spi {
        #address-cells = <1>;
        #size-cells = <0>;

        display@0 {
            compatible = "adafruit,yx350hv15", "himax,hx8357";
            reg = <0>;
            spi-max-frequency = <32000000>;
            dc-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>;
            rotation = <90>;
            backlight = <&backlight>;
       };
    };