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
7title: FocalTech EDT-FT5x06 Polytouch Bindings
8
9description: |
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
17maintainers:
18  - Dmitry Torokhov <dmitry.torokhov@gmail.com>
19
20allOf:
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
34properties:
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    const: 0x38
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:
59    maxItems: 1
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    allOf:
65      - $ref: /schemas/types.yaml#/definitions/uint32
66      - minimum: 0
67      - maximum: 31
68
69  offset:
70    description: Allows setting the edge compensation in the range from 0 to 31.
71    allOf:
72      - $ref: /schemas/types.yaml#/definitions/uint32
73      - minimum: 0
74      - maximum: 31
75
76  offset-x:
77    description: Same as offset, but applies only to the horizontal position.
78                 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
79    allOf:
80      - $ref: /schemas/types.yaml#/definitions/uint32
81      - minimum: 0
82      - maximum: 80
83
84  offset-y:
85    description: Same as offset, but applies only to the vertical position.
86                 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
87    allOf:
88      - $ref: /schemas/types.yaml#/definitions/uint32
89      - minimum: 0
90      - maximum: 80
91
92  touchscreen-size-x: true
93  touchscreen-size-y: true
94  touchscreen-fuzz-x: true
95  touchscreen-fuzz-y: true
96  touchscreen-inverted-x: true
97  touchscreen-inverted-y: true
98  touchscreen-swapped-x-y: true
99  interrupt-controller: true
100
101additionalProperties: false
102
103required:
104  - compatible
105  - reg
106  - interrupts
107
108examples:
109  - |
110    #include <dt-bindings/gpio/gpio.h>
111    #include <dt-bindings/interrupt-controller/arm-gic.h>
112    i2c {
113      #address-cells = <1>;
114      #size-cells = <0>;
115      edt-ft5x06@38 {
116        compatible = "edt,edt-ft5406";
117        reg = <0x38>;
118        interrupt-parent = <&gpio2>;
119        interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
120        reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
121        wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
122      };
123    };
124
125...
126