dt-bindings: display: panel: Add ilitek ili9341 panel bindings

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

%YAML 1.2

---

$id: http://devicetree.org/schemas/display/panel/ilitek,ili9341.yaml#

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

title: Ilitek-9341 Display Panel

maintainers:

  - Dillon Min <dillon.minfei@gmail.com>

description: |

  Ilitek ILI9341 TFT panel driver with SPI control bus

  This is a driver for 320x240 TFT panels, accepting a rgb input

  streams with 16 bits or 18 bits.

allOf:

  - $ref: panel-common.yaml#

properties:

  compatible:

    items:

      - enum:

          # ili9341 240*320 Color on stm32f429-disco board

        - st,sf-tc240t-9370-t

      - const: ilitek,ili9341

  reg: true

  dc-gpios:

    maxItems: 1

    description: Display data/command selection (D/CX) of this DBI panel

  spi-3wire: true

  spi-max-frequency:

    const: 10000000

  port: true

  vci-supply:

    description: Analog voltage supply (2.5 .. 3.3V)

  vddi-supply:

    description: Voltage supply for interface logic (1.65 .. 3.3 V)

  vddi-led-supply:

    description: Voltage supply for the LED driver (1.65 .. 3.3 V)

additionalProperties: false

required:

  - compatible

  - reg

  - dc-gpios

  - port

examples:

  - |+

    spi {

        #address-cells = <1>;

        #size-cells = <0>;

        panel: display@0 {

                 compatible = "st,sf-tc240t-9370-t",

                              "ilitek,ili9341";

                 reg = <0>;

                 spi-3wire;

                 spi-max-frequency = <10000000>;

                 dc-gpios = <&gpiod 13 0>;

                 port {

                         panel_in: endpoint {

                           remote-endpoint = <&display_out>;

                      };

                 };

             };

        };

...