Re: [Xen-devel] [PATCH 06/44] gpio-poweroff: Drop reference to pm_power_off from devicetree bindings

[Mark Rutland <mark.rutland@xxxxxxx>]

On Tue, Oct 07, 2014 at 06:28:08AM +0100, Guenter Roeck wrote:
> pm_power_off is an implementation detail. Replace it with a more generic
> description of the driver's functionality.
> 
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Cc: Pawel Moll <pawel.moll@xxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>

Acked-by: Mark Rutland <mark.rutland@xxxxxxx>

> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/gpio/gpio-poweroff.txt | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt 
> b/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt
> index d4eab92..c95a1a6 100644
> --- a/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt
> +++ b/Documentation/devicetree/bindings/gpio/gpio-poweroff.txt
> @@ -2,12 +2,12 @@ Driver a GPIO line that can be used to turn the power off.
>  
>  The driver supports both level triggered and edge triggered power off.
>  At driver load time, the driver will request the given gpio line and
> -install a pm_power_off handler. If the optional properties 'input' is
> -not found, the GPIO line will be driven in the inactive
> +install a handler to power off the system. If the optional properties
> +'input' is not found, the GPIO line will be driven in the inactive
>  state. Otherwise its configured as an input.
>  
> -When the pm_power_off is called, the gpio is configured as an output,
> -and drive active, so triggering a level triggered power off
> +When the the poweroff handler is called, the gpio is configured as an
> +output, and drive active, so triggering a level triggered power off
>  condition. This will also cause an inactive->active edge condition, so
>  triggering positive edge triggered power off. After a delay of 100ms,
>  the GPIO is set to inactive, thus causing an active->inactive edge,
> @@ -24,7 +24,7 @@ Required properties:
>  
>  Optional properties:
>  - input : Initially configure the GPIO line as an input. Only reconfigure
> -  it to an output when the pm_power_off function is called. If this optional
> +  it to an output when the poweroff handler is called. If this optional
>    property is not specified, the GPIO is initialized as an output in its
>    inactive state.
>  
> -- 
> 1.9.1
> 
> 

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