1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/input/touch
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: FocalTech EDT-FT5x06 Polytouch
8
9 description: |
10 There are 5 variants of the chip
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 sensitivit
67 Note that lower values indica
68 $ref: /schemas/types.yaml#/definitions/uin
69 minimum: 0
70 maximum: 31
71
72 offset:
73 description: Allows setting the edge compe
74 $ref: /schemas/types.yaml#/definitions/uin
75 minimum: 0
76 maximum: 31
77
78 offset-x:
79 description: Same as offset, but applies o
80 Range from 0 to 80, only supp
81 $ref: /schemas/types.yaml#/definitions/uin
82 minimum: 0
83 maximum: 80
84
85 offset-y:
86 description: Same as offset, but applies o
87 Range from 0 to 80, only supp
88 $ref: /schemas/types.yaml#/definitions/uin
89 minimum: 0
90 maximum: 80
91
92 report-rate-hz:
93 description: |
94 Allows setting the scan rate
95 M06 supports range from 30 t
96 M12 supports range from 1 to
97 minimum: 1
98 maximum: 255
99
100 threshold:
101 description: Allows setting the "click"-t
102 $ref: /schemas/types.yaml#/definitions/uin
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
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_LO
135 wake-gpios = <&gpio4 9 GPIO_ACTIVE_HIG
136 };
137 };
138
139 ...
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