Add GPIO line and startup time for usage of power management
Signed-off-by: Andreas Klinger <ak@xxxxxxxxxxxxx>
---
.../bindings/iio/proximity/devantech-srf04.yaml | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
index 4e80ea7c1475..b3fcb3b79485 100644
--- a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
+++ b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
@@ -51,6 +51,22 @@ 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:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ This is the startup time the device needs after a resume to be up and
+ running.
+
required:
- compatible
- trig-gpios
--
2.11.0
