Re: Hi David Brownell. I have a question for twl4030 driver.

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On Friday 13 February 2009, Kyungmin Park wrote:
> >> So I could use VPLL2 after I get rid of those annotations.
> >> I wonder why did you annotate for VPLL2.
> >> Does using VPLL2 has some problems?
> >
> > I didn't have any use case for managing VPLL2 in Linux
> > software at runtime, except maybe in conjunction with
> > the power management code.
> >
> > What's your use case?
> 
> It's used for graphics power. Without it. we can only see the limited colors.
> Yes there's too much example related with it. so we want to know exact usage.
> Now workaround we simply enable it at bootloader.

Right, I seem to have overlooked that.  Even Beagle boards
use VPLL2 to power the digital video (LCD, DVI) output.

So I'm sending a patch to let it be manipulated using the
regulator framework.

- Dave

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