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 report-rate-hz:
89 description: |
90 Allows setting the scan rate in Hertz.
91 M06 supports range from 30 to 140 Hz.
92 M12 supports range from 1 to 255 Hz.
93 minimum: 1
94 maximum: 255
95
96 touchscreen-size-x: true
97 touchscreen-size-y: true
98 touchscreen-fuzz-x: true
99 touchscreen-fuzz-y: true
100 touchscreen-inverted-x: true
101 touchscreen-inverted-y: true
102 touchscreen-swapped-x-y: true
103 interrupt-controller: true
104
105 additionalProperties: false
106
107 required:
108 - compatible
109 - reg
110 - interrupts
111
112 examples:
113 - |
114 #include <dt-bindings/gpio/gpio.h>
115 #include <dt-bindings/interrupt-controller/arm-gic.h>
116 i2c {
117 #address-cells = <1>;
118 #size-cells = <0>;
119 edt-ft5x06@38 {
120 compatible = "edt,edt-ft5406";
121 reg = <0x38>;
122 interrupt-parent = <&gpio2>;
123 interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
124 reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
125 wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
126 };
127 };
128
129 ...
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