Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/trigger-source/gpio-trigger.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Generic trigger source using GPIO

description: A GPIO used as a trigger source.

maintainers:
  - Jonathan Santos <Jonathan.Santos@analog.com>

properties:
  compatible:
    const: gpio-trigger

  '#trigger-source-cells':
    const: 0

  gpios:
    maxItems: 1
    description: GPIO to be used as a trigger source.

required:
  - compatible
  - '#trigger-source-cells'
  - gpios

additionalProperties: false

examples:
  - |
    #include <dt-bindings/gpio/gpio.h>

    trigger {
        compatible = "gpio-trigger";
        #trigger-source-cells = <0>;
        gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
    };