linux-kernel - Re: [PATCH v4 2/2] power: reset: document LTC2952 poweroff support

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Message-ID: <20141009160935.GF31987@roeck-us.net>
Date:	Thu, 9 Oct 2014 09:09:36 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Mark Rutland <mark.rutland@....com>
Cc:	Frans Klaver <frans.klaver@...ns.com>,
	Sebastian Reichel <sre@...nel.org>,
	René Moll <linux@...oll.nl>,
	Tjerk Hofmeijer <tjerk.hofmeijer@...ns.com>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH v4 2/2] power: reset: document LTC2952 poweroff support

On Thu, Oct 09, 2014 at 04:07:56PM +0100, Mark Rutland wrote:
> Hi,
> 
> On Thu, Oct 09, 2014 at 03:50:42PM +0100, Frans Klaver wrote:
> > From: René Moll <linux@...oll.nl>
> > 
> > Signed-off-by: René Moll <linux@...oll.nl>
> > Signed-off-by: Tjerk Hofmeijer <tjerk.hofmeijer@...ns.com>
> > Signed-off-by: Frans Klaver <frans.klaver@...ns.com>
> > ---
> >  .../bindings/power/reset/ltc2952-poweroff.txt      | 31 ++++++++++++++++++++++
> >  1 file changed, 31 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/power/reset/ltc2952-poweroff.txt
> > 
> > diff --git a/Documentation/devicetree/bindings/power/reset/ltc2952-poweroff.txt b/Documentation/devicetree/bindings/power/reset/ltc2952-poweroff.txt
> > new file mode 100644
> > index 0000000..c3f3d9e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/power/reset/ltc2952-poweroff.txt
> > @@ -0,0 +1,31 @@
> > +Binding for the LTC2952 PowerPath controller
> > +
> > +This chip is used to externally trigger a system shut down. Once the trigger
> > +has been sent, the chips watchdog has to be reset to gracefully shut down.
> 
> s/chips/chip's/
> 
> > If +the Linux systems decides to shut down, it powers off the platform
> > via the +poweroff signal.
> 
> This sentence can go; the binding should describe the hardware rather
> than the Linux behaviour.
> 
Maybe find an operating system independent wording and describe what the
implementation should do. Or is that out of scope as well ?

Thanks,
Guenter
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