Re: [PATCH 2/2] omap: rx51: Add supplies and data for the tpa6130a2 headphone amplifier

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On Tue, May 18, 2010 at 07:51:09PM +0200, Jarkko Nikula wrote:
> On Tue, 18 May 2010 15:48:48 +0300
> Eduardo Valentin <eduardo.valentin@xxxxxxxxx> wrote:
> 
> > > @@ -285,6 +287,9 @@ static struct regulator_consumer_supply rx51_vmmc2_supplies[] = {
> > >  	/* tlv320aic3x analog supplies */
> > >  	REGULATOR_SUPPLY("AVDD", "2-0018"),
> > >  	REGULATOR_SUPPLY("DRVDD", "2-0018"),
> > > +	/* tpa6130a2 */
> > > +	REGULATOR_SUPPLY("CPVSS", "2-0060"),
> > 
> > Isn't CPVSS grounded? Well that wouldn't hurt to put it here, but it doesnt belong to vmmc2 though.
> > 
> Thanks Eduardo! For me it looks this CPVSS supply is miss-added to the
> tpa6130a2 as spec says for this pin:
> 
> "Negative supply generated by the charge pump. Decouple to pin 19 on
> the QFN or a CPVSS B2 15, 16 P GND plane. Use a 1 μF capacitor."

right.

> 
> I'll send a fix first to the tpa6130a2 and repost this one after that.

OK. good.

> 
> 
> -- 
> Jarkko
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