2020-01-20 16:46:29

by Andreas Klinger

[permalink] [raw]
Subject: [PATCH v3 1/2] dt-bindings: devantech-srf04.yaml: add pm feature

Add GPIO line and startup time for usage of power management

Reviewed-by: Rob Herring <[email protected]>
Signed-off-by: Andreas Klinger <[email protected]>
---
.../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


2020-02-02 17:25:49

by Jonathan Cameron

[permalink] [raw]
Subject: Re: [PATCH v3 1/2] dt-bindings: devantech-srf04.yaml: add pm feature

On Mon, 20 Jan 2020 17:44:55 +0100
Andreas Klinger <[email protected]> wrote:

> Add GPIO line and startup time for usage of power management
>
> Reviewed-by: Rob Herring <[email protected]>
> Signed-off-by: Andreas Klinger <[email protected]>
Applied to the togreg branch of iio.git and pushed out as testing for the
autobuilders to poke at it.

Thanks,

Jonathan

> ---
> .../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