Documentation/devicetree/bindings/input/touchscreen/edt-ft5x06.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/input/touchscreen/edt-ft5x06.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: FocalTech EDT-FT5x06 Polytouch Bindings
   8
   9 description: |
  10              There are 5 variants of the chip for various touch panel sizes
  11               FT5206GE1  2.8" .. 3.8"
  12               FT5306DE4  4.3" .. 7"
  13               FT5406EE8  7"   .. 8.9"
  14               FT5506EEG  7"   .. 8.9"
  15               FT5726NEI  5.7” .. 11.6"
  16
  17 maintainers:
  18   - Dmitry Torokhov <dmitry.torokhov@gmail.com>
  19
  20 allOf:
  21   - $ref: touchscreen.yaml#
  22   - if:
  23       properties:
  24         compatible:
  25           contains:
  26             enum:
  27               - evervision,ev-ft5726
  28
  29     then:
  30       properties:
  31         offset-x: true
  32         offset-y: true
  33
  34 properties:
  35   compatible:
  36     enum:
  37       - edt,edt-ft5206
  38       - edt,edt-ft5306
  39       - edt,edt-ft5406
  40       - edt,edt-ft5506
  41       - evervision,ev-ft5726
  42       - focaltech,ft6236
  43
  44   reg:
  45     maxItems: 1
  46
  47   interrupts:
  48     maxItems: 1
  49
  50   reset-gpios:
  51     maxItems: 1
  52
  53   wake-gpios:
  54     maxItems: 1
  55
  56   wakeup-source: true
  57
  58   vcc-supply: true
  59
  60   gain:
  61     description: Allows setting the sensitivity in the range from 0 to 31.
  62                  Note that lower values indicate higher sensitivity.
  63     $ref: /schemas/types.yaml#/definitions/uint32
  64     minimum: 0
  65     maximum: 31
  66
  67   offset:
  68     description: Allows setting the edge compensation in the range from 0 to 31.
  69     $ref: /schemas/types.yaml#/definitions/uint32
  70     minimum: 0
  71     maximum: 31
  72
  73   offset-x:
  74     description: Same as offset, but applies only to the horizontal position.
  75                  Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
  76     $ref: /schemas/types.yaml#/definitions/uint32
  77     minimum: 0
  78     maximum: 80
  79
  80   offset-y:
  81     description: Same as offset, but applies only to the vertical position.
  82                  Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
  83     $ref: /schemas/types.yaml#/definitions/uint32
  84     minimum: 0
  85     maximum: 80
  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
  96 additionalProperties: false
  97
  98 required:
  99   - compatible
 100   - reg
 101   - interrupts
 102
 103 examples:
 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       edt-ft5x06@38 {
 111         compatible = "edt,edt-ft5406";
 112         reg = <0x38>;
 113         interrupt-parent = <&gpio2>;
 114         interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
 115         reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
 116         wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
 117       };
 118     };
 119
 120 ...