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Diffstat (limited to 'Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml b/Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml new file mode 100644 index 000000000000..1331d153ee82 --- /dev/null +++ b/Documentation/devicetree/bindings/trigger-source/gpio-trigger.yaml @@ -0,0 +1,40 @@ +# 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>; + }; |