Bindings/input/touchscreen/silead,gsl1680.yaml


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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/silead,gsl1680.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Silead GSL1680 Touchscreen Controller

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

allOf:
  - $ref: touchscreen.yaml#

properties:
  compatible:
    enum:
      - silead,gsl1680
      - silead,gsl1688
      - silead,gsl3670
      - silead,gsl3675
      - silead,gsl3692

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  power-gpios:
    maxItems: 1

  firmware-name:
    $ref: /schemas/types.yaml#/definitions/string
    description: >
      File basename for board specific firmware

  silead,max-fingers:
    $ref: /schemas/types.yaml#/definitions/uint32
    maximum: 5
    description: >
      Maximum number of fingers the touchscreen can detect

  silead,home-button:
    type: boolean
    description: >
      Does the device have a capacitive home-button build into the
      touchscreen?

  avdd-supply:
    description: >
      Regulator phandle for controller AVDD

  vddio-supply:
    description: >
      Regulator phandle for controller VDDIO

unevaluatedProperties: false

required:
  - compatible
  - reg
  - interrupts
  - power-gpios
  - touchscreen-size-x
  - touchscreen-size-y

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>

    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        touchscreen@40 {
            compatible = "silead,gsl1680";
            reg = <0x40>;
            interrupt-parent = <&pio>;
            interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>;
            power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>;
            touchscreen-size-x = <480>;
            touchscreen-size-y = <800>;
            touchscreen-inverted-x;
            touchscreen-swapped-x-y;
            silead,max-fingers = <5>;
        };
    };

...