| Tom Rini | 93743d2 | 2024-04-01 09:08:13 -0400 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/input/gpio-mouse.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: GPIO attached mouse |
| 8 | |
| 9 | description: | |
| 10 | This simply uses standard GPIO handles to define a simple mouse connected |
| 11 | to 5-7 GPIO lines. |
| 12 | |
| 13 | maintainers: |
| 14 | - Anshul Dalal <anshulusr@gmail.com> |
| 15 | |
| 16 | properties: |
| 17 | compatible: |
| 18 | const: gpio-mouse |
| 19 | |
| 20 | scan-interval-ms: |
| 21 | maxItems: 1 |
| 22 | |
| 23 | up-gpios: |
| 24 | maxItems: 1 |
| 25 | |
| 26 | down-gpios: |
| 27 | maxItems: 1 |
| 28 | |
| 29 | left-gpios: |
| 30 | maxItems: 1 |
| 31 | |
| 32 | right-gpios: |
| 33 | maxItems: 1 |
| 34 | |
| 35 | button-left-gpios: |
| 36 | maxItems: 1 |
| 37 | |
| 38 | button-middle-gpios: |
| 39 | maxItems: 1 |
| 40 | |
| 41 | button-right-gpios: |
| 42 | maxItems: 1 |
| 43 | |
| 44 | required: |
| 45 | - compatible |
| 46 | - scan-interval-ms |
| 47 | - up-gpios |
| 48 | - down-gpios |
| 49 | - left-gpios |
| 50 | - right-gpios |
| 51 | |
| 52 | additionalProperties: false |
| 53 | |
| 54 | examples: |
| 55 | - | |
| 56 | #include <dt-bindings/gpio/gpio.h> |
| 57 | |
| 58 | gpio-mouse { |
| 59 | compatible = "gpio-mouse"; |
| 60 | scan-interval-ms = <50>; |
| 61 | up-gpios = <&gpio0 0 GPIO_ACTIVE_LOW>; |
| 62 | down-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>; |
| 63 | left-gpios = <&gpio0 2 GPIO_ACTIVE_LOW>; |
| 64 | right-gpios = <&gpio0 3 GPIO_ACTIVE_LOW>; |
| 65 | button-left-gpios = <&gpio0 4 GPIO_ACTIVE_LOW>; |
| 66 | button-middle-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>; |
| 67 | button-right-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>; |
| 68 | }; |