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,gt9147
  25       - goodix,gt917s
  26       - goodix,gt927
  27       - goodix,gt9271
  28       - goodix,gt928
  29       - goodix,gt967
  30
  31   reg:
  32     enum: [ 0x5d, 0x14 ]
  33
  34   interrupts:
  35     maxItems: 1
  36
  37   irq-gpios:
  38     description: GPIO pin used for IRQ.
  39                  The driver uses the interrupt gpio pin as
  40                  output to reset the device.
  41     maxItems: 1
  42
  43   reset-gpios:
  44     maxItems: 1
  45
  46   AVDD28-supply:
  47     description: Analog power supply regulator on AVDD28 pin
  48
  49   VDDIO-supply:
  50     description: GPIO power supply regulator on VDDIO pin
  51
  52   touchscreen-inverted-x: true
  53   touchscreen-inverted-y: true
  54   touchscreen-size-x: true
  55   touchscreen-size-y: true
  56   touchscreen-swapped-x-y: true
  57
  58 additionalProperties: false
  59
  60 required:
  61   - compatible
  62   - reg
  63   - interrupts
  64
  65 examples:
  66   - |
  67     i2c {
  68       #address-cells = <1>;
  69       #size-cells = <0>;
  70       gt928@5d {
  71         compatible = "goodix,gt928";
  72         reg = <0x5d>;
  73         interrupt-parent = <&gpio>;
  74         interrupts = <0 0>;
  75         irq-gpios = <&gpio1 0 0>;
  76         reset-gpios = <&gpio1 1 0>;
  77       };
  78     };
  79
  80 ...