tjh.dev
Linux kernel mirror (for testing)
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linux
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
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,ft5426
43 - focaltech,ft5452
44 - focaltech,ft6236
45 - focaltech,ft8201
46 - focaltech,ft8716
47 - focaltech,ft8719
48
49 reg:
50 maxItems: 1
51
52 interrupts:
53 maxItems: 1
54
55 reset-gpios:
56 maxItems: 1
57
58 wake-gpios:
59 maxItems: 1
60
61 wakeup-source: true
62
63 vcc-supply: true
64 iovcc-supply: true
65
66 gain:
67 description: Allows setting the sensitivity in the range from 0 to 31.
68 Note that lower values indicate higher sensitivity.
69 $ref: /schemas/types.yaml#/definitions/uint32
70 minimum: 0
71 maximum: 31
72
73 offset:
74 description: Allows setting the edge compensation in the range from 0 to 31.
75 $ref: /schemas/types.yaml#/definitions/uint32
76 minimum: 0
77 maximum: 31
78
79 offset-x:
80 description: Same as offset, but applies only to the horizontal position.
81 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
82 $ref: /schemas/types.yaml#/definitions/uint32
83 minimum: 0
84 maximum: 80
85
86 offset-y:
87 description: Same as offset, but applies only to the vertical position.
88 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
89 $ref: /schemas/types.yaml#/definitions/uint32
90 minimum: 0
91 maximum: 80
92
93 report-rate-hz:
94 description: |
95 Allows setting the scan rate in Hertz.
96 M06 supports range from 30 to 140 Hz.
97 M12 supports range from 1 to 255 Hz.
98 minimum: 1
99 maximum: 255
100
101 threshold:
102 description: Allows setting the "click"-threshold in the range from 0 to 255.
103 $ref: /schemas/types.yaml#/definitions/uint32
104 minimum: 0
105 maximum: 255
106
107 interrupt-controller: true
108
109unevaluatedProperties: false
110
111required:
112 - compatible
113 - reg
114 - interrupts
115
116examples:
117 - |
118 #include <dt-bindings/gpio/gpio.h>
119 #include <dt-bindings/interrupt-controller/arm-gic.h>
120 i2c {
121 #address-cells = <1>;
122 #size-cells = <0>;
123 touchscreen@38 {
124 compatible = "edt,edt-ft5406";
125 reg = <0x38>;
126 interrupt-parent = <&gpio2>;
127 interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
128 reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
129 wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
130 };
131 };
132
133...