xref: /linux/Documentation/devicetree/bindings/input/touchscreen/goodix.yaml (revision 69050f8d6d075dc01af7a5f2f550a8067510366f) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/input/touchscreen/goodix.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Goodix GT9xx series touchscreen controller
8
9maintainers:
10  - Dmitry Torokhov <dmitry.torokhov@gmail.com>
11
12allOf:
13  - $ref: touchscreen.yaml#
14
15properties:
16  compatible:
17    enum:
18      - goodix,gt1151
19      - goodix,gt1158
20      - goodix,gt5663
21      - goodix,gt5688
22      - goodix,gt911
23      - goodix,gt9110
24      - goodix,gt912
25      - goodix,gt9147
26      - goodix,gt917s
27      - goodix,gt927
28      - goodix,gt9271
29      - goodix,gt928
30      - goodix,gt9286
31      - goodix,gt967
32
33  reg:
34    enum: [ 0x5d, 0x14 ]
35
36  interrupts:
37    maxItems: 1
38
39  irq-gpios:
40    description: GPIO pin used for IRQ input. Additionally, this line is
41      sampled by the device on reset deassertion to select the I2C client
42      address, thus it can be driven by the host during the reset sequence.
43    maxItems: 1
44
45  panel: true
46
47  reset-gpios:
48    maxItems: 1
49
50  AVDD28-supply:
51    description: Analog power supply regulator on AVDD28 pin
52
53  VDDIO-supply:
54    description: GPIO power supply regulator on VDDIO pin
55
56  touchscreen-inverted-x: true
57  touchscreen-inverted-y: true
58  touchscreen-size-x: true
59  touchscreen-size-y: true
60  touchscreen-swapped-x-y: true
61
62additionalProperties: false
63
64required:
65  - compatible
66  - reg
67
68examples:
69  - |
70    i2c {
71      #address-cells = <1>;
72      #size-cells = <0>;
73      touchscreen@5d {
74        compatible = "goodix,gt928";
75        reg = <0x5d>;
76        interrupt-parent = <&gpio>;
77        interrupts = <0 0>;
78        irq-gpios = <&gpio1 0 0>;
79        reset-gpios = <&gpio1 1 0>;
80      };
81    };
82
83...
84