Re: [PATCH 4/6] regulator: lp872x: Add enable GPIO pin support

From: Paul Kocialkowski
Date: Sat Jan 16 2016 - 02:32:37 EST

Le jeudi 31 dÃcembre 2015 Ã 22:14 +0000, Mark Brown a Ãcrit :
> On Thu, Dec 31, 2015 at 10:59:06PM +0100, Paul Kocialkowski wrote:
> > I understand, thanks for pointing this out. Well, for my use case, there
> > is no use in disabling the chip at any point as it powers the external
> > mmc.
> Presumably someone might decide not to use the MMC in some case (perhaps
> only mounting it when explicitly needed in order to save power for
> example, or the MMC subsystem might figure out a way to power down an
> idle MMC block device).
> > Would you agree to have the enable pin handled directly (and by that, I
> > mean enabled once, when requested, as I first suggested in the patchset)
> > in the driver then?
> That's probably fine, or do it via runtime PM (the framework is fairly
> simple to use, I'll probably go add support in the core for it in the
> next day or two as this seems like a sensible use case). I can't
> remember if this device is a MFD or not and I'm just on my way out the
> door.

Is there some git tree I can work with that has regulator runtime PM
support at this point? I'll certainly end up handling the GPIO in the
driver otherwise.

Paul Kocialkowski, Replicant developer

Replicant is a fully free Android distribution running on several
devices, a free software mobile operating system putting the emphasis on
freedom and privacy/security.


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