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

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/input/touchscreen/goodix.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Goodix GT9xx series touchscreen controller Bindings
   8
   9 maintainers:
  10   - Dmitry Torokhov <dmitry.torokhov@gmail.com>
  11
  12 allOf:
  13   - $ref: touchscreen.yaml#
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - goodix,gt1151
  19       - goodix,gt5663
  20       - goodix,gt5688
  21       - goodix,gt911
  22       - goodix,gt9110
  23       - goodix,gt912
  24       - goodix,gt927
  25       - goodix,gt9271
  26       - goodix,gt928
  27       - goodix,gt967
  28
  29   reg:
  30     enum: [ 0x5d, 0x14 ]
  31
  32   interrupts:
  33     maxItems: 1
  34
  35   irq-gpios:
  36     description: GPIO pin used for IRQ.
  37                  The driver uses the interrupt gpio pin as
  38                  output to reset the device.
  39     maxItems: 1
  40
  41   reset-gpios:
  42     maxItems: 1
  43
  44   AVDD28-supply:
  45     description: Analog power supply regulator on AVDD28 pin
  46
  47   VDDIO-supply:
  48     description: GPIO power supply regulator on VDDIO pin
  49
  50   touchscreen-inverted-x: true
  51   touchscreen-inverted-y: true
  52   touchscreen-size-x: true
  53   touchscreen-size-y: true
  54   touchscreen-swapped-x-y: true
  55
  56 additionalProperties: false
  57
  58 required:
  59   - compatible
  60   - reg
  61   - interrupts
  62
  63 examples:
  64 - |
  65     i2c {
  66       #address-cells = <1>;
  67       #size-cells = <0>;
  68       gt928@5d {
  69         compatible = "goodix,gt928";
  70         reg = <0x5d>;
  71         interrupt-parent = <&gpio>;
  72         interrupts = <0 0>;
  73         irq-gpios = <&gpio1 0 0>;
  74         reset-gpios = <&gpio1 1 0>;
  75       };
  76     };
  77
  78 ...