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   iovcc-supply: true
  60
  61   gain:
  62     description: Allows setting the sensitivity in the range from 0 to 31.
  63                  Note that lower values indicate higher sensitivity.
  64     $ref: /schemas/types.yaml#/definitions/uint32
  65     minimum: 0
  66     maximum: 31
  67
  68   offset:
  69     description: Allows setting the edge compensation in the range from 0 to 31.
  70     $ref: /schemas/types.yaml#/definitions/uint32
  71     minimum: 0
  72     maximum: 31
  73
  74   offset-x:
  75     description: Same as offset, but applies only to the horizontal position.
  76                  Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
  77     $ref: /schemas/types.yaml#/definitions/uint32
  78     minimum: 0
  79     maximum: 80
  80
  81   offset-y:
  82     description: Same as offset, but applies only to the vertical position.
  83                  Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
  84     $ref: /schemas/types.yaml#/definitions/uint32
  85     minimum: 0
  86     maximum: 80
  87
  88   touchscreen-size-x: true
  89   touchscreen-size-y: true
  90   touchscreen-fuzz-x: true
  91   touchscreen-fuzz-y: true
  92   touchscreen-inverted-x: true
  93   touchscreen-inverted-y: true
  94   touchscreen-swapped-x-y: true
  95   interrupt-controller: true
  96
  97 additionalProperties: false
  98
  99 required:
 100   - compatible
 101   - reg
 102   - interrupts
 103
 104 examples:
 105   - |
 106     #include <dt-bindings/gpio/gpio.h>
 107     #include <dt-bindings/interrupt-controller/arm-gic.h>
 108     i2c {
 109       #address-cells = <1>;
 110       #size-cells = <0>;
 111       edt-ft5x06@38 {
 112         compatible = "edt,edt-ft5406";
 113         reg = <0x38>;
 114         interrupt-parent = <&gpio2>;
 115         interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
 116         reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
 117         wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
 118       };
 119     };
 120
 121 ...