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Diffstat (limited to 'Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml index 4e80ea7c1475..f86f8b23ef18 100644 --- a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml +++ b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml @@ -51,11 +51,31 @@ properties: the time between two interrupts is measured in the driver. maxItems: 1 + power-gpios: + description: + Definition of the GPIO for power management of connected peripheral + (output). + This GPIO can be used by the external hardware for power management. + When the device gets suspended it's switched off and when it resumes + it's switched on again. After some period of inactivity the driver + get suspended automatically (autosuspend feature). + maxItems: 1 + + startup-time-ms: + description: + This is the startup time the device needs after a resume to be up and + running. + minimum: 0 + maximum: 1000 + default: 100 + required: - compatible - trig-gpios - echo-gpios +additionalProperties: false + examples: - | #include <dt-bindings/gpio/gpio.h> |