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Date:	Tue, 20 Dec 2011 01:38:20 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	"Moffett, Kyle D" <Kyle.D.Moffett@...ing.com>
Cc:	Rob Herring <robherring2@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>, Liam Girdwood <lrg@...com>,
	Grant Likely <grant.likely@...retlab.ca>
Subject: Re: [REPOST RFC PATCH 0/3] New "gpio-poweroff" driver to turn off
 platform devices with GPIOs

On Mon, Dec 19, 2011 at 10:56:41AM -0600, Moffett, Kyle D wrote:

> I still don't understand how the regulator API is supposed to help in my
> particular case (whole-system poweroff).

Well, it depends what you need to do.  In the ST-Ericsson case what they
needed to do was collapse the core supplies for the CPU.  But previously
you were talking about power domains, not whole system poweroff.
Usually a power domain is a subset of the full system power.
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