linux-kernel - RE: [PATCH] regulator: twl-regulator

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Message-ID: <0680EC522D0CC943BC586913CF3768C003FF2DAF9D@dbde02.ent.ti.com>
Date:	Tue, 26 Oct 2010 15:40:06 +0530
From:	"Nayak, Rajendra" <rnayak@...com>
To:	Liam Girdwood <lrg@...mlogic.co.uk>
CC:	Axel Lin <axel.lin@...il.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Juha Keski-Saari <ext-juha.1.keski-saari@...ia.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	"Manuel, Lesly Arackal" <leslyam@...com>
Subject: RE: [PATCH] regulator: twl-regulator - fix twlreg_set_mode



> -----Original Message-----
> From: Liam Girdwood [mailto:lrg@...mlogic.co.uk]
> Sent: Saturday, October 23, 2010 7:17 PM
> To: Nayak, Rajendra
> Cc: Axel Lin; linux-kernel; Juha Keski-Saari; Mark Brown
> Subject: Re: [PATCH] regulator: twl-regulator - fix twlreg_set_mode
> 
> On Fri, 2010-10-22 at 08:30 -0700, Mark Brown wrote:
> > On Fri, Oct 22, 2010 at 04:38:22PM +0800, Axel Lin wrote:
> > > The Singular Message is 16 bits:
> > >         DEV_GRP[15:13] MT[12]  RES_ID[11:4]  RES_STATE[3:0]
> > >
> > > Current implementation return immedially after sucessfuly write MSB part.
> > > To properly set mode, we need to write the complete message ( MSB and LSB ).
> > >
> > > In twl.h, now we have defines for PM Master module register offsets,
> > > use it instead of hard coded 0x15/0x16.
> > >
> > > Use "message & 0xff" to ensure we send correct value for LSB.
> > >
> > > Signed-off-by: Axel Lin <axel.lin@...il.com>
> >
> > Acked-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
> >
> > > I don't have this hardware handy, I appreciate if someone who has the
> > > hardware can test this patch.
> >
> > I beleive Liam has appropriate hardware.
> 
> Rejendra, care to test this ?

Sure, either me or Lesly will test this on one of the twl4030 based platforms
and update.

> 
> Thanks
> 
> Liam
> --
> Freelance Developer, SlimLogic Ltd
> ASoC and Voltage Regulator Maintainer.
> http://www.slimlogic.co.uk

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