1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/input/touchscreen/azoteq,iqs5xx.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Azoteq IQS550/572/525 Trackpad/Touchscreen Controller
8
9 maintainers:
10 - Jeff LaBundy <jeff@labundy.com>
11
12 description: |
13 The Azoteq IQS550, IQS572 and IQS525 trackpad and touchscreen controllers
14 employ projected-capacitance sensing and can track up to five independent
15 contacts.
16
17 Link to datasheet: https://www.azoteq.com/
18
19 allOf:
20 - $ref: touchscreen.yaml#
21
22 properties:
23 compatible:
24 enum:
25 - azoteq,iqs550
26 - azoteq,iqs572
27 - azoteq,iqs525
28
29 reg:
30 maxItems: 1
31
32 interrupts:
33 maxItems: 1
34
35 reset-gpios:
36 maxItems: 1
37
38 wakeup-source: true
39
40 touchscreen-size-x: true
41 touchscreen-size-y: true
42 touchscreen-inverted-x: true
43 touchscreen-inverted-y: true
44 touchscreen-swapped-x-y: true
45
46 required:
47 - compatible
48 - reg
49 - interrupts
50
51 additionalProperties: false
52
53 examples:
54 - |
55 #include <dt-bindings/gpio/gpio.h>
56 #include <dt-bindings/interrupt-controller/irq.h>
57
58 i2c {
59 #address-cells = <1>;
60 #size-cells = <0>;
61
62 touchscreen@74 {
63 compatible = "azoteq,iqs550";
64 reg = <0x74>;
65 interrupt-parent = <&gpio>;
66 interrupts = <27 IRQ_TYPE_LEVEL_HIGH>;
67 reset-gpios = <&gpio 22 (GPIO_ACTIVE_LOW |
68 GPIO_PUSH_PULL)>;
69
70 touchscreen-size-x = <800>;
71 touchscreen-size-y = <480>;
72 };
73 };
74
75 ...
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