Documentation / devicetree / bindings / input / touchscreen / goodix.yaml


Based on kernel version 6.11. Page generated on 2024-09-24 08:21 EST.

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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/goodix.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Goodix GT9xx series touchscreen controller

maintainers:
  - Dmitry Torokhov <dmitry.torokhov@gmail.com>

allOf:
  - $ref: touchscreen.yaml#

properties:
  compatible:
    enum:
      - goodix,gt1151
      - goodix,gt1158
      - goodix,gt5663
      - goodix,gt5688
      - goodix,gt911
      - goodix,gt9110
      - goodix,gt912
      - goodix,gt9147
      - goodix,gt917s
      - goodix,gt927
      - goodix,gt9271
      - goodix,gt928
      - goodix,gt9286
      - goodix,gt967

  reg:
    enum: [ 0x5d, 0x14 ]

  interrupts:
    maxItems: 1

  irq-gpios:
    description: GPIO pin used for IRQ input. Additionally, this line is
      sampled by the device on reset deassertion to select the I2C client
      address, thus it can be driven by the host during the reset sequence.
    maxItems: 1

  reset-gpios:
    maxItems: 1

  AVDD28-supply:
    description: Analog power supply regulator on AVDD28 pin

  VDDIO-supply:
    description: GPIO power supply regulator on VDDIO pin

  touchscreen-inverted-x: true
  touchscreen-inverted-y: true
  touchscreen-size-x: true
  touchscreen-size-y: true
  touchscreen-swapped-x-y: true

additionalProperties: false

required:
  - compatible
  - reg
  - interrupts

examples:
  - |
    i2c {
      #address-cells = <1>;
      #size-cells = <0>;
      gt928@5d {
        compatible = "goodix,gt928";
        reg = <0x5d>;
        interrupt-parent = <&gpio>;
        interrupts = <0 0>;
        irq-gpios = <&gpio1 0 0>;
        reset-gpios = <&gpio1 1 0>;
      };
    };

...