1*d9496240SKrzysztof Kozlowski# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2*d9496240SKrzysztof Kozlowski%YAML 1.2
3*d9496240SKrzysztof Kozlowski---
4*d9496240SKrzysztof Kozlowski$id: http://devicetree.org/schemas/input/touchscreen/st,stmfts.yaml#
5*d9496240SKrzysztof Kozlowski$schema: http://devicetree.org/meta-schemas/core.yaml#
6*d9496240SKrzysztof Kozlowski
7*d9496240SKrzysztof Kozlowskititle: ST-Microelectronics FingerTip touchscreen controller
8*d9496240SKrzysztof Kozlowski
9*d9496240SKrzysztof Kozlowskimaintainers:
10*d9496240SKrzysztof Kozlowski  - Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
11*d9496240SKrzysztof Kozlowski
12*d9496240SKrzysztof Kozlowskidescription:
13*d9496240SKrzysztof Kozlowski  The ST-Microelectronics FingerTip device provides a basic touchscreen
14*d9496240SKrzysztof Kozlowski  functionality. Along with it the user can enable the touchkey which can work
15*d9496240SKrzysztof Kozlowski  as a basic HOME and BACK key for phones.
16*d9496240SKrzysztof Kozlowski
17*d9496240SKrzysztof KozlowskiallOf:
18*d9496240SKrzysztof Kozlowski  - $ref: touchscreen.yaml#
19*d9496240SKrzysztof Kozlowski
20*d9496240SKrzysztof Kozlowskiproperties:
21*d9496240SKrzysztof Kozlowski  compatible:
22*d9496240SKrzysztof Kozlowski    const: st,stmfts
23*d9496240SKrzysztof Kozlowski
24*d9496240SKrzysztof Kozlowski  reg:
25*d9496240SKrzysztof Kozlowski    maxItems: 1
26*d9496240SKrzysztof Kozlowski
27*d9496240SKrzysztof Kozlowski  avdd-supply:
28*d9496240SKrzysztof Kozlowski    description: Analogic power supply
29*d9496240SKrzysztof Kozlowski
30*d9496240SKrzysztof Kozlowski  interrupts:
31*d9496240SKrzysztof Kozlowski    maxItems: 1
32*d9496240SKrzysztof Kozlowski
33*d9496240SKrzysztof Kozlowski  ledvdd-supply:
34*d9496240SKrzysztof Kozlowski    description: Power supply to the touch key leds
35*d9496240SKrzysztof Kozlowski
36*d9496240SKrzysztof Kozlowski  touch-key-connected:
37*d9496240SKrzysztof Kozlowski    type: boolean
38*d9496240SKrzysztof Kozlowski    description: The touchkey feature is connected
39*d9496240SKrzysztof Kozlowski
40*d9496240SKrzysztof Kozlowski  vdd-supply:
41*d9496240SKrzysztof Kozlowski    description: Power supply
42*d9496240SKrzysztof Kozlowski
43*d9496240SKrzysztof Kozlowskirequired:
44*d9496240SKrzysztof Kozlowski  - compatible
45*d9496240SKrzysztof Kozlowski  - reg
46*d9496240SKrzysztof Kozlowski  - avdd-supply
47*d9496240SKrzysztof Kozlowski  - interrupts
48*d9496240SKrzysztof Kozlowski  - vdd-supply
49*d9496240SKrzysztof Kozlowski
50*d9496240SKrzysztof KozlowskiunevaluatedProperties: false
51*d9496240SKrzysztof Kozlowski
52*d9496240SKrzysztof Kozlowskiexamples:
53*d9496240SKrzysztof Kozlowski  - |
54*d9496240SKrzysztof Kozlowski    #include <dt-bindings/interrupt-controller/irq.h>
55*d9496240SKrzysztof Kozlowski
56*d9496240SKrzysztof Kozlowski    i2c {
57*d9496240SKrzysztof Kozlowski        #address-cells = <1>;
58*d9496240SKrzysztof Kozlowski        #size-cells = <0>;
59*d9496240SKrzysztof Kozlowski
60*d9496240SKrzysztof Kozlowski        touchscreen@49 {
61*d9496240SKrzysztof Kozlowski            compatible = "st,stmfts";
62*d9496240SKrzysztof Kozlowski            reg = <0x49>;
63*d9496240SKrzysztof Kozlowski            interrupt-parent = <&gpa1>;
64*d9496240SKrzysztof Kozlowski            interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
65*d9496240SKrzysztof Kozlowski            touchscreen-size-x = <1599>;
66*d9496240SKrzysztof Kozlowski            touchscreen-size-y = <2559>;
67*d9496240SKrzysztof Kozlowski            touch-key-connected;
68*d9496240SKrzysztof Kozlowski            avdd-supply = <&ldo30_reg>;
69*d9496240SKrzysztof Kozlowski            vdd-supply = <&ldo31_reg>;
70*d9496240SKrzysztof Kozlowski            ledvdd-supply = <&ldo33_reg>;
71*d9496240SKrzysztof Kozlowski        };
72*d9496240SKrzysztof Kozlowski    };
73