Re: [REPOST RFC PATCH 0/3] New "gpio-poweroff" driver to turn offplatform devices with GPIOs

[Mark Brown]

On Mon, Dec 19, 2011 at 07:53:06PM -0600, Moffett, Kyle D wrote:
> On Dec 19, 2011, at 20:38, Mark Brown wrote:

> > 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.

> Well, I have control of 3 separate power domains in the sense that
> there are 6 physically separate computers sharing a single supply,
> with 2 in each domain (and only 1 of the 6 controlling the shared
> supply).

OK, that's really not what people commonly understand by "power domain".
This is really only about system powerdown sequencing so a custom driver
is probably fine.
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