hycon,hy46xx.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/input/touchscreen/hycon,hy46xx.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Hycon HY46XX series touchscreen controller
  8
  9description: |
 10  There are 6 variants of the chip for various touch panel sizes and cover lens material
 11   Glass: 0.3mm--4.0mm
 12    PET/PMMA: 0.2mm--2.0mm
 13    HY4613(B)-N048  < 6"
 14    HY4614(B)-N068  7" .. 10.1"
 15    HY4621-NS32  < 5"
 16    HY4623-NS48  5.1" .. 7"
 17   Glass: 0.3mm--8.0mm
 18    PET/PMMA: 0.2mm--4.0mm
 19    HY4633(B)-N048  < 6"
 20    HY4635(B)-N048  < 7" .. 10.1"
 21
 22maintainers:
 23  - Giulio Benetti <giulio.benetti@benettiengineering.com>
 24
 25allOf:
 26  - $ref: touchscreen.yaml#
 27
 28properties:
 29  compatible:
 30    enum:
 31      - hycon,hy4613
 32      - hycon,hy4614
 33      - hycon,hy4621
 34      - hycon,hy4623
 35      - hycon,hy4633
 36      - hycon,hy4635
 37
 38  reg:
 39    maxItems: 1
 40
 41  interrupts:
 42    maxItems: 1
 43
 44  reset-gpios:
 45    maxItems: 1
 46
 47  vcc-supply: true
 48
 49  hycon,threshold:
 50    description: Allows setting the sensitivity in the range from 0 to 255.
 51    $ref: /schemas/types.yaml#/definitions/uint32
 52    minimum: 0
 53    maximum: 255
 54
 55  hycon,glove-enable:
 56    type: boolean
 57    description: Allows enabling glove setting.
 58
 59  hycon,report-speed-hz:
 60    description: Allows setting the report speed in Hertz.
 61    minimum: 1
 62    maximum: 255
 63
 64  hycon,noise-filter-enable:
 65    type: boolean
 66    description: Allows enabling power noise filter.
 67
 68  hycon,filter-data:
 69    description: Allows setting how many samples throw before reporting touch
 70                 in the range from 0 to 5.
 71    $ref: /schemas/types.yaml#/definitions/uint32
 72    minimum: 0
 73    maximum: 5
 74
 75  hycon,gain:
 76    description: Allows setting the sensitivity distance in the range from 0 to 5.
 77    $ref: /schemas/types.yaml#/definitions/uint32
 78    minimum: 0
 79    maximum: 5
 80
 81  hycon,edge-offset:
 82    description: Allows setting the edge compensation in the range from 0 to 16.
 83    $ref: /schemas/types.yaml#/definitions/uint32
 84    minimum: 0
 85    maximum: 16
 86
 87  touchscreen-size-x: true
 88  touchscreen-size-y: true
 89  touchscreen-fuzz-x: true
 90  touchscreen-fuzz-y: true
 91  touchscreen-inverted-x: true
 92  touchscreen-inverted-y: true
 93  touchscreen-swapped-x-y: true
 94  interrupt-controller: true
 95
 96additionalProperties: false
 97
 98required:
 99  - compatible
100  - reg
101  - interrupts
102
103examples:
104  - |
105    #include <dt-bindings/gpio/gpio.h>
106    #include <dt-bindings/interrupt-controller/arm-gic.h>
107    i2c {
108      #address-cells = <1>;
109      #size-cells = <0>;
110      touchscreen@1c {
111        compatible = "hycon,hy4633";
112        reg = <0x1c>;
113        interrupt-parent = <&gpio2>;
114        interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
115        reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
116      };
117    };
118
119...