Documentation/devicetree/bindings/input/touchscreen/imagis,ist3038c.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/input/touchscreen/imagis,ist3038c.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Imagis IST30XXC family touchscreen controller bindings
   8
   9 maintainers:
  10   - Markuss Broks <markuss.broks@gmail.com>
  11
  12 allOf:
  13   - $ref: touchscreen.yaml#
  14
  15 properties:
  16   $nodename:
  17     pattern: "^touchscreen@[0-9a-f]+$"
  18
  19   compatible:
  20     enum:
  21       - imagis,ist3038c
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   vdd-supply:
  30     description: Power supply regulator for the chip
  31
  32   vddio-supply:
  33     description: Power supply regulator for the I2C bus
  34
  35   touchscreen-size-x: true
  36   touchscreen-size-y: true
  37   touchscreen-fuzz-x: true
  38   touchscreen-fuzz-y: true
  39   touchscreen-inverted-x: true
  40   touchscreen-inverted-y: true
  41   touchscreen-swapped-x-y: true
  42
  43 additionalProperties: false
  44
  45 required:
  46   - compatible
  47   - reg
  48   - interrupts
  49   - touchscreen-size-x
  50   - touchscreen-size-y
  51
  52 examples:
  53   - |
  54     #include <dt-bindings/interrupt-controller/irq.h>
  55     i2c {
  56       #address-cells = <1>;
  57       #size-cells = <0>;
  58       touchscreen@50 {
  59         compatible = "imagis,ist3038c";
  60         reg = <0x50>;
  61         interrupt-parent = <&gpio>;
  62         interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
  63         vdd-supply = <&ldo1_reg>;
  64         vddio-supply = <&ldo2_reg>;
  65         touchscreen-size-x = <720>;
  66         touchscreen-size-y = <1280>;
  67         touchscreen-fuzz-x = <10>;
  68         touchscreen-fuzz-y = <10>;
  69         touchscreen-inverted-x;
  70         touchscreen-inverted-y;
  71       };
  72     };
  73
  74 ...