On Fri, Mar 16, 2012 at 12:48:15PM +0000, Arnd Bergmann wrote: > On Thursday 15 March 2012, Russell King - ARM Linux wrote: > > We _do_ need a solution for GPIO-controlled voltage regulators, as these > > are actually quite common - see the various soc-common using PCMCIA > > drivers. > > So I think actually a bit more thought is required here, and there's a > > need to use some of the facilities such as regulator which are now present > > that weren't when the driver was originally written some 9 years ago. > Ok. Let's see what Mark has to say about this. There's the gpio-regulator driver in mainline which should be able to support a fairly wide range of these simple regulators, and also the fixed voltage regulator for extremely simple cases.
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