xref: /linux/Documentation/devicetree/bindings/input/touchscreen/sitronix,st1232.yaml (revision 1fd1dc41724319406b0aff221a352a400b0ddfc5) 
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
35required:
36  - compatible
37  - reg
38  - interrupts
39
40unevaluatedProperties: false
41
42examples:
43  - |
44    #include <dt-bindings/input/linux-event-codes.h>
45    i2c {
46            #address-cells = <1>;
47            #size-cells = <0>;
48
49            touchscreen@55 {
50                    compatible = "sitronix,st1232";
51                    reg = <0x55>;
52                    interrupts = <2 0>;
53                    gpios = <&gpio1 166 0>;
54
55                    touch-overlay {
56                            segment-0 {
57                                    label = "Touchscreen";
58                                    x-origin = <0>;
59                                    x-size = <240>;
60                                    y-origin = <40>;
61                                    y-size = <280>;
62                            };
63
64                            segment-1a {
65                                    label = "Camera light";
66                                    linux,code = <KEY_LIGHTS_TOGGLE>;
67                                    x-origin = <40>;
68                                    x-size = <40>;
69                                    y-origin = <0>;
70                                    y-size = <40>;
71                            };
72
73                            segment-2a {
74                                    label = "Power";
75                                    linux,code = <KEY_POWER>;
76                                    x-origin = <160>;
77                                    x-size = <40>;
78                                    y-origin = <0>;
79                                    y-size = <40>;
80                            };
81                    };
82            };
83    };
84