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
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,ft5426
43 - focaltech,ft5452
44 - focaltech,ft6236
45 - focaltech,ft8201
46 - focaltech,ft8719
47
48 reg:
49 maxItems: 1
50
51 interrupts:
52 maxItems: 1
53
54 reset-gpios:
55 maxItems: 1
56
57 wake-gpios:
58 maxItems: 1
59
60 wakeup-source: true
61
62 vcc-supply: true
63 iovcc-supply: true
64
65 gain:
66 description: Allows setting the sensitivity in the range from 0 to 31.
67 Note that lower values indicate higher sensitivity.
68 $ref: /schemas/types.yaml#/definitions/uint32
69 minimum: 0
70 maximum: 31
71
72 offset:
73 description: Allows setting the edge compensation in the range from 0 to 31.
74 $ref: /schemas/types.yaml#/definitions/uint32
75 minimum: 0
76 maximum: 31
77
78 offset-x:
79 description: Same as offset, but applies only to the horizontal position.
80 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
81 $ref: /schemas/types.yaml#/definitions/uint32
82 minimum: 0
83 maximum: 80
84
85 offset-y:
86 description: Same as offset, but applies only to the vertical position.
87 Range from 0 to 80, only supported by evervision,ev-ft5726 devices.
88 $ref: /schemas/types.yaml#/definitions/uint32
89 minimum: 0
90 maximum: 80
91
92 report-rate-hz:
93 description: |
94 Allows setting the scan rate in Hertz.
95 M06 supports range from 30 to 140 Hz.
96 M12 supports range from 1 to 255 Hz.
97 minimum: 1
98 maximum: 255
99
100 threshold:
101 description: Allows setting the "click"-threshold in the range from 0 to 255.
102 $ref: /schemas/types.yaml#/definitions/uint32
103 minimum: 0
104 maximum: 255
105
106 touchscreen-size-x: true
107 touchscreen-size-y: true
108 touchscreen-fuzz-x: true
109 touchscreen-fuzz-y: true
110 touchscreen-inverted-x: true
111 touchscreen-inverted-y: true
112 touchscreen-swapped-x-y: true
113 interrupt-controller: true
114
115 additionalProperties: false
116
117 required:
118 - compatible
119 - reg
120 - interrupts
121
122 examples:
123 - |
124 #include <dt-bindings/gpio/gpio.h>
125 #include <dt-bindings/interrupt-controller/arm-gic.h>
126 i2c {
127 #address-cells = <1>;
128 #size-cells = <0>;
129 touchscreen@38 {
130 compatible = "edt,edt-ft5406";
131 reg = <0x38>;
132 interrupt-parent = <&gpio2>;
133 interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
134 reset-gpios = <&gpio2 6 GPIO_ACTIVE_LOW>;
135 wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIGH>;
136 };
137 };
138
139 ...
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