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,ft8719
46
47 reg:
48 maxItems: 1
49
50 interrupts:
51 maxItems: 1
52
53 reset-gpios:
54 maxItems: 1
55
56 wake-gpios:
57 maxItems: 1
58
59 wakeup-source: true
60
61 vcc-supply: true
62 iovcc-supply: true
63
64 gain:
65 description: Allows setting the sensitivity in the range from 0 to 31.
66 Note that lower values indicate higher sensitivity.
67 $ref: /schemas/types.yaml#/definitions/uint32
68 minimum: 0
69 maximum: 31
70
71 offset:
72 description: Allows setting the edge compensation in the range from 0 to 31.
73 $ref: /schemas/types.yaml#/definitions/uint32
74 minimum: 0
75 maximum: 31
76
77 offset-x:
78 description: Same as offset, but applies only to the horizontal position.
79 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
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 $ref: /schemas/types.yaml#/definitions/uint32
88 minimum: 0
89 maximum: 80
90
91 report-rate-hz:
92 description: |
93 Allows setting the scan rate in Hertz.
94 M06 supports range from 30 to 140 Hz.
95 M12 supports range from 1 to 255 Hz.
96 minimum: 1
97 maximum: 255
98
99 threshold:
100 description: Allows setting the "click"-threshold in the range from 0 to 255.
101 $ref: /schemas/types.yaml#/definitions/uint32
102 minimum: 0
103 maximum: 255
104
105 touchscreen-size-x: true
106 touchscreen-size-y: true
107 touchscreen-fuzz-x: true
108 touchscreen-fuzz-y: true
109 touchscreen-inverted-x: true
110 touchscreen-inverted-y: true
111 touchscreen-swapped-x-y: true
112 interrupt-controller: true
113
114additionalProperties: false
115
116required:
117 - compatible
118 - reg
119 - interrupts
120
121examples:
122 - |
123 #include <dt-bindings/gpio/gpio.h>
124 #include <dt-bindings/interrupt-controller/arm-gic.h>
125 i2c {
126 #address-cells = <1>;
127 #size-cells = <0>;
128 edt-ft5x06@38 {
129 compatible = "edt,edt-ft5406";
130 reg = <0x38>;
131 interrupt-parent = <&gpio2>;
132 interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
133 reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
134 wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
135 };
136 };
137
138...