Re: [PATCH] regulator: mc13783: consider Power Gates as digitalregulators.

From: Alberto Panizzo
Date: Tue Jan 19 2010 - 06:12:39 EST

On mar, 2010-01-19 at 10:26 +0000, Liam Girdwood wrote:
> > +static struct regulator_ops mc13783_gpo_regulator_ops = {
> > + .enable = mc13783_gpo_regulator_enable,
> > + .disable = mc13783_gpo_regulator_disable,
> > + .is_enabled = mc13783_gpo_regulator_is_enabled,
> How is the voltage output on the GPO regulator governed. Is it
> controlled by a parent regulator or fixed ?
> We probably want a way to query the voltage here or specify the parent
> relationship.

Good question.
>From datasheet GPO's are marked as LV (Low Voltage)-> 3.1V
Power Gates Driver are marked as EMV (Extended Medium Voltage) -> 5.5V

and no way to modify that -> they are fixed regulators.

I will add voltage query capability.

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