xref: /linux/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml (revision 53597deca0e38c30e6cd4ba2114fa42d2bcd85bb) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/input/touchscreen/sitronix,st1232.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Sitronix st1232 or st1633 touchscreen controller
8
9maintainers:
10  - Bastian Hecht <hechtb@gmail.com>
11
12allOf:
13  - $ref: touchscreen.yaml#
14
15properties:
16  compatible:
17    oneOf:
18      - enum:
19          - sitronix,st1232
20          - sitronix,st1633
21      - items:
22          - const: sitronix,st1624
23          - const: sitronix,st1633
24
25  reg:
26    maxItems: 1
27
28  interrupts:
29    maxItems: 1
30
31  gpios:
32    description: A phandle to the reset GPIO
33    maxItems: 1
34
35  wakeup-source:
36    type: boolean
37
38required:
39  - compatible
40  - reg
41  - interrupts
42
43unevaluatedProperties: false
44
45examples:
46  - |
47    #include <dt-bindings/input/linux-event-codes.h>
48    i2c {
49            #address-cells = <1>;
50            #size-cells = <0>;
51
52            touchscreen@55 {
53                    compatible = "sitronix,st1232";
54                    reg = <0x55>;
55                    interrupts = <2 0>;
56                    gpios = <&gpio1 166 0>;
57                    wakeup-source;
58
59                    touch-overlay {
60                            segment-0 {
61                                    label = "Touchscreen";
62                                    x-origin = <0>;
63                                    x-size = <240>;
64                                    y-origin = <40>;
65                                    y-size = <280>;
66                            };
67
68                            segment-1a {
69                                    label = "Camera light";
70                                    linux,code = <KEY_LIGHTS_TOGGLE>;
71                                    x-origin = <40>;
72                                    x-size = <40>;
73                                    y-origin = <0>;
74                                    y-size = <40>;
75                            };
76
77                            segment-2a {
78                                    label = "Power";
79                                    linux,code = <KEY_POWER>;
80                                    x-origin = <160>;
81                                    x-size = <40>;
82                                    y-origin = <0>;
83                                    y-size = <40>;
84                            };
85                    };
86            };
87    };
88