blob: c593ae63d0eccce2a65104b5f505dcdf6f7d2354 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/st,stmfts.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ST-Microelectronics FingerTip touchscreen controller
maintainers:
- Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
description:
The ST-Microelectronics FingerTip device provides a basic touchscreen
functionality. Along with it the user can enable the touchkey which can work
as a basic HOME and BACK key for phones.
allOf:
- $ref: touchscreen.yaml#
properties:
compatible:
const: st,stmfts
reg:
maxItems: 1
avdd-supply:
description: Analogic power supply
interrupts:
maxItems: 1
ledvdd-supply:
description: Power supply to the touch key leds
touch-key-connected:
type: boolean
description: The touchkey feature is connected
vdd-supply:
description: Power supply
required:
- compatible
- reg
- avdd-supply
- interrupts
- vdd-supply
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
touchscreen@49 {
compatible = "st,stmfts";
reg = <0x49>;
interrupt-parent = <&gpa1>;
interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
touchscreen-size-x = <1599>;
touchscreen-size-y = <2559>;
touch-key-connected;
avdd-supply = <&ldo30_reg>;
vdd-supply = <&ldo31_reg>;
ledvdd-supply = <&ldo33_reg>;
};
};
|
