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From: maramaopercheseimorto@gmail.com (Alberto Panizzo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] regulator: mc13783: consider Power Gates as digital regulators.
Date: Tue, 19 Jan 2010 12:12:30 +0100	[thread overview]
Message-ID: <1263899550.6669.21.camel@realization> (raw)
In-Reply-To: <1263896816.3089.40.camel@odin>

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.

      reply	other threads:[~2010-01-19 11:12 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-18 16:02 [PATCH] regulator: mc13783: consider Power Gates as digital regulators Alberto Panizzo
2010-01-18 16:32 ` Mark Brown
2010-01-18 17:26   ` Alberto Panizzo
2010-01-18 17:37     ` Mark Brown
     [not found]   ` <1263834473.3632.31.camel@realization>
     [not found]     ` <20100118172002.GB6889@rakim.wolfsonmicro.main>
2010-01-18 17:50       ` Alberto Panizzo
2010-01-18 17:56         ` Mark Brown
2010-01-18 19:04 ` Uwe Kleine-König
2010-01-18 21:01   ` Alberto Panizzo
2010-01-19 10:26     ` Liam Girdwood
2010-01-19 11:12       ` Alberto Panizzo [this message]

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