Documentation/devicetree/bindings/input/touchscreen/silead,gsl1680.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/input/touchscreen/silead,gsl1680.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Silead GSL1680 Touchscreen Controller
   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       - silead,gsl1680
  19       - silead,gsl1688
  20       - silead,gsl3670
  21       - silead,gsl3675
  22       - silead,gsl3692
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   power-gpios:
  31     maxItems: 1
  32
  33   firmware-name:
  34     maxItems: 1
  35     description: >
  36       File basename for board specific firmware
  37
  38   silead,max-fingers:
  39     $ref: /schemas/types.yaml#/definitions/uint32
  40     maximum: 5
  41     description: >
  42       Maximum number of fingers the touchscreen can detect
  43
  44   silead,home-button:
  45     type: boolean
  46     description: >
  47       Does the device have a capacitive home-button build into the
  48       touchscreen?
  49
  50   avdd-supply:
  51     description: >
  52       Regulator phandle for controller AVDD
  53
  54   vddio-supply:
  55     description: >
  56       Regulator phandle for controller VDDIO
  57
  58 unevaluatedProperties: false
  59
  60 required:
  61   - compatible
  62   - reg
  63   - interrupts
  64   - power-gpios
  65   - touchscreen-size-x
  66   - touchscreen-size-y
  67
  68 examples:
  69   - |
  70     #include <dt-bindings/gpio/gpio.h>
  71     #include <dt-bindings/interrupt-controller/arm-gic.h>
  72
  73     i2c {
  74         #address-cells = <1>;
  75         #size-cells = <0>;
  76
  77         touchscreen@40 {
  78             compatible = "silead,gsl1680";
  79             reg = <0x40>;
  80             interrupt-parent = <&pio>;
  81             interrupts = <6 11 IRQ_TYPE_EDGE_FALLING>;
  82             power-gpios = <&pio 1 3 GPIO_ACTIVE_HIGH>;
  83             touchscreen-size-x = <480>;
  84             touchscreen-size-y = <800>;
  85             touchscreen-inverted-x;
  86             touchscreen-swapped-x-y;
  87             silead,max-fingers = <5>;
  88         };
  89     };
  90
  91 ...