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 Bindings
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,gt5663
20      - goodix,gt5688
21      - goodix,gt911
22      - goodix,gt9110
23      - goodix,gt912
24      - goodix,gt927
25      - goodix,gt9271
26      - goodix,gt928
27      - goodix,gt967
28
29  reg:
30    enum: [ 0x5d, 0x14 ]
31
32  interrupts:
33    maxItems: 1
34
35  irq-gpios:
36    description: GPIO pin used for IRQ.
37                 The driver uses the interrupt gpio pin as
38                 output to reset the device.
39    maxItems: 1
40
41  reset-gpios:
42    maxItems: 1
43
44  AVDD28-supply:
45    description: Analog power supply regulator on AVDD28 pin
46
47  VDDIO-supply:
48    description: GPIO power supply regulator on VDDIO pin
49
50  touchscreen-inverted-x: true
51  touchscreen-inverted-y: true
52  touchscreen-size-x: true
53  touchscreen-size-y: true
54  touchscreen-swapped-x-y: true
55
56additionalProperties: false
57
58required:
59  - compatible
60  - reg
61  - interrupts
62
63examples:
64- |
65    i2c@00000000 {
66      #address-cells = <1>;
67      #size-cells = <0>;
68      gt928@5d {
69        compatible = "goodix,gt928";
70        reg = <0x5d>;
71        interrupt-parent = <&gpio>;
72        interrupts = <0 0>;
73        irq-gpios = <&gpio1 0 0>;
74        reset-gpios = <&gpio1 1 0>;
75      };
76    };
77
78...
79