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/gpio- 4 $id: http://devicetree.org/schemas/input/gpio-mouse.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: GPIO attached mouse 7 title: GPIO attached mouse
8 8
9 description: | 9 description: |
10 This simply uses standard GPIO handles to de 10 This simply uses standard GPIO handles to define a simple mouse connected
11 to 5-7 GPIO lines. 11 to 5-7 GPIO lines.
12 12
13 maintainers: 13 maintainers:
14 - Anshul Dalal <anshulusr@gmail.com> 14 - Anshul Dalal <anshulusr@gmail.com>
15 15
16 properties: 16 properties:
17 compatible: 17 compatible:
18 const: gpio-mouse 18 const: gpio-mouse
19 19
20 scan-interval-ms: 20 scan-interval-ms:
21 maxItems: 1 21 maxItems: 1
22 22
23 up-gpios: 23 up-gpios:
24 maxItems: 1 24 maxItems: 1
25 25
26 down-gpios: 26 down-gpios:
27 maxItems: 1 27 maxItems: 1
28 28
29 left-gpios: 29 left-gpios:
30 maxItems: 1 30 maxItems: 1
31 31
32 right-gpios: 32 right-gpios:
33 maxItems: 1 33 maxItems: 1
34 34
35 button-left-gpios: 35 button-left-gpios:
36 maxItems: 1 36 maxItems: 1
37 37
38 button-middle-gpios: 38 button-middle-gpios:
39 maxItems: 1 39 maxItems: 1
40 40
41 button-right-gpios: 41 button-right-gpios:
42 maxItems: 1 42 maxItems: 1
43 43
44 required: 44 required:
45 - compatible 45 - compatible
46 - scan-interval-ms 46 - scan-interval-ms
47 - up-gpios 47 - up-gpios
48 - down-gpios 48 - down-gpios
49 - left-gpios 49 - left-gpios
50 - right-gpios 50 - right-gpios
51 51
52 additionalProperties: false 52 additionalProperties: false
53 53
54 examples: 54 examples:
55 - | 55 - |
56 #include <dt-bindings/gpio/gpio.h> 56 #include <dt-bindings/gpio/gpio.h>
57 57
58 gpio-mouse { 58 gpio-mouse {
59 compatible = "gpio-mouse"; 59 compatible = "gpio-mouse";
60 scan-interval-ms = <50>; 60 scan-interval-ms = <50>;
61 up-gpios = <&gpio0 0 GPIO_ACTIVE_LOW>; 61 up-gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
62 down-gpios = <&gpio0 1 GPIO_ACTIVE_LOW 62 down-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
63 left-gpios = <&gpio0 2 GPIO_ACTIVE_LOW 63 left-gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
64 right-gpios = <&gpio0 3 GPIO_ACTIVE_LO 64 right-gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
65 button-left-gpios = <&gpio0 4 GPIO_ACT 65 button-left-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
66 button-middle-gpios = <&gpio0 5 GPIO_A 66 button-middle-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
67 button-right-gpios = <&gpio0 6 GPIO_AC 67 button-right-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
68 }; 68 };
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