1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/input/ilite 4 $id: http://devicetree.org/schemas/input/ilitek,ili9882t.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Ilitek ili9882t touchscreen controller 7 title: Ilitek ili9882t touchscreen controller
8 8
9 maintainers: 9 maintainers:
10 - Cong Yang <yangcong5@huaqin.corp-partner.go 10 - Cong Yang <yangcong5@huaqin.corp-partner.google.com>
11 11
12 description: 12 description:
13 Supports the Ilitek ili9882t touchscreen con 13 Supports the Ilitek ili9882t touchscreen controller.
14 This touchscreen controller uses the i2c-hid 14 This touchscreen controller uses the i2c-hid protocol with a reset GPIO.
15 15
16 allOf: 16 allOf:
17 - $ref: /schemas/input/touchscreen/touchscre 17 - $ref: /schemas/input/touchscreen/touchscreen.yaml#
18 18
19 properties: 19 properties:
20 compatible: 20 compatible:
21 const: ilitek,ili9882t 21 const: ilitek,ili9882t
22 22
23 reg: 23 reg:
24 const: 0x41 24 const: 0x41
25 25
26 interrupts: 26 interrupts:
27 maxItems: 1 27 maxItems: 1
28 28
29 panel: true 29 panel: true
30 30
31 reset-gpios: 31 reset-gpios:
32 maxItems: 1 32 maxItems: 1
33 description: Reset GPIO. 33 description: Reset GPIO.
34 34
35 vccio-supply: 35 vccio-supply:
36 description: The 1.8V supply to the touchs 36 description: The 1.8V supply to the touchscreen.
37 37
38 required: 38 required:
39 - compatible 39 - compatible
40 - reg 40 - reg
41 - interrupts 41 - interrupts
42 - panel 42 - panel
43 - vccio-supply 43 - vccio-supply
44 44
45 additionalProperties: false 45 additionalProperties: false
46 46
47 examples: 47 examples:
48 - | 48 - |
49 #include <dt-bindings/gpio/gpio.h> 49 #include <dt-bindings/gpio/gpio.h>
50 #include <dt-bindings/interrupt-controller 50 #include <dt-bindings/interrupt-controller/irq.h>
51 51
52 i2c { 52 i2c {
53 #address-cells = <1>; 53 #address-cells = <1>;
54 #size-cells = <0>; 54 #size-cells = <0>;
55 55
56 touchscreen: touchscreen@41 { 56 touchscreen: touchscreen@41 {
57 compatible = "ilitek,ili9882t"; 57 compatible = "ilitek,ili9882t";
58 reg = <0x41>; 58 reg = <0x41>;
59 59
60 interrupt-parent = <&pio>; 60 interrupt-parent = <&pio>;
61 interrupts = <12 IRQ_TYPE_LEVEL_LOW>; 61 interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
62 62
63 panel = <&panel>; 63 panel = <&panel>;
64 reset-gpios = <&pio 60 GPIO_ACTIVE_LOW 64 reset-gpios = <&pio 60 GPIO_ACTIVE_LOW>;
65 vccio-supply = <&mt6366_vio18_reg>; 65 vccio-supply = <&mt6366_vio18_reg>;
66 }; 66 };
67 }; 67 };
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