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* [PATCH v2 1/2] dt-bindings: devantech-srf04.yaml: add pm feature
@ 2020-01-09  8:38 Andreas Klinger
  2020-01-15  0:08 ` Rob Herring
  0 siblings, 1 reply; 2+ messages in thread
From: Andreas Klinger @ 2020-01-09  8:38 UTC (permalink / raw)
  To: jic23, robh+dt, mark.rutland
  Cc: knaack.h, lars, pmeerw, rpi-receiver, linux-iio, devicetree,
	linux-kernel

Add GPIO line and startup time for usage of power management

Signed-off-by: Andreas Klinger <ak@it-klinger.de>
---
 .../iio/proximity/devantech-srf04.yaml         | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
index 4e80ea7c1475..8afbac24c34e 100644
--- a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
+++ b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
@@ -51,6 +51,24 @@ 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
-- 
2.20.1

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2 1/2] dt-bindings: devantech-srf04.yaml: add pm feature
  2020-01-09  8:38 [PATCH v2 1/2] dt-bindings: devantech-srf04.yaml: add pm feature Andreas Klinger
@ 2020-01-15  0:08 ` Rob Herring
  0 siblings, 0 replies; 2+ messages in thread
From: Rob Herring @ 2020-01-15  0:08 UTC (permalink / raw)
  To: Andreas Klinger
  Cc: jic23, robh+dt, mark.rutland, knaack.h, lars, pmeerw,
	rpi-receiver, linux-iio, devicetree, linux-kernel

On Thu, 9 Jan 2020 09:38:16 +0100, Andreas Klinger wrote:
> Add GPIO line and startup time for usage of power management
> 
> Signed-off-by: Andreas Klinger <ak@it-klinger.de>
> ---
>  .../iio/proximity/devantech-srf04.yaml         | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply	[flat|nested] 2+ messages in thread

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