linux-kernel - Re: [PATCH 07/44] qnap-poweroff: Drop reference to pm_power

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Message-ID: <20141007155713.GB28835@roeck-us.net>
Date:	Tue, 7 Oct 2014 08:57:13 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Mark Rutland <mark.rutland@....com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
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	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <Pawel.Moll@....com>
Subject: Re: [PATCH 07/44] qnap-poweroff: Drop reference to pm_power_off from
 devicetree bindings

On Tue, Oct 07, 2014 at 12:02:19PM +0100, Mark Rutland wrote:
> On Tue, Oct 07, 2014 at 06:28:09AM +0100, Guenter Roeck wrote:
> > Replace reference to pm_power_off (which is an implementation detail)
> > and replace it with a more generic description of the driver's functionality.
> > 
> > Cc: Rob Herring <robh+dt@...nel.org>
> > Cc: Pawel Moll <pawel.moll@....com>
> > Cc: Mark Rutland <mark.rutland@....com>
> > Signed-off-by: Guenter Roeck <linux@...ck-us.net>
> > ---
> >  Documentation/devicetree/bindings/power_supply/qnap-poweroff.txt | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/power_supply/qnap-poweroff.txt b/Documentation/devicetree/bindings/power_supply/qnap-poweroff.txt
> > index af25e77..1e2260a 100644
> > --- a/Documentation/devicetree/bindings/power_supply/qnap-poweroff.txt
> > +++ b/Documentation/devicetree/bindings/power_supply/qnap-poweroff.txt
> > @@ -3,8 +3,8 @@
> >  QNAP NAS devices have a microcontroller controlling the main power
> >  supply. This microcontroller is connected to UART1 of the Kirkwood and
> >  Orion5x SoCs. Sending the character 'A', at 19200 baud, tells the
> > -microcontroller to turn the power off. This driver adds a handler to
> > -pm_power_off which is called to turn the power off.
> > +microcontroller to turn the power off. This driver installs a handler
> > +to power off the system.
> 
> I'd remove the last sentence -- the driver is also independent of the
> HW, and the description of how the power off works at the HW level is
> sufficient.
> 
Done.

> With that:
> 
> Acked-by: Mark Rutland <mark.rutland@....com>
> 
Thanks!

Guenter
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