Re: [lm-sensors] regulator: regulator_get behaviour withoutCONFIG_REGULATOR set
From: Liam Girdwood
Date: Wed Apr 07 2010 - 05:50:39 EST
On Tue, 2010-04-06 at 19:19 +0100, Mark Brown wrote:
> On 6 Apr 2010, at 17:25, Jonathan Cameron <jic23@xxxxxxxxx> wrote:
> > On 04/06/10 16:27, Liam Girdwood wrote:
> >> I suppose this is something we may look into more when we have more
> >> clients.
> > Makes sense. There will probably be quite a few IIO drivers over
> > the next
> > few months doing much the same as sht15, where the voltage ref for
> > devices
> > may well be fed by a regulator. In that case, we may only offer the
> > option
> > of using an external v_ref if the regulator is available. Many
> > devices have
> > an internal regulator to provide it so typically we'll start them up
> > using that
> > and provide an interface to switch to external regulator if one is
> > available.
> > I haven't thought through exactly how this will work as yet. I'll cc
> > people in
> > when this comes up.
> TBH this seems like a very vanilla use case - there may be some small
> advantage to representing the internal regulator via the regulator API
> but that's about the only thing I can think might be a bit odd.
Although may be quite useful here for any mfd devices where the core has
regulators that only supply the other on chip functions.
Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.
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