Re: [PATCH 0/5] mmc: host: omap_hsmmc: a few improvements

[Balaji T K]

On Thursday 24 April 2014 08:09 PM, Felipe Balbi wrote:
> On Thu, Apr 24, 2014 at 08:01:19PM +0530, Balaji T K wrote:
> > On Thursday 27 March 2014 05:34 AM, Felipe Balbi wrote:
> > > Hi,
> > >
> > > this series lets us access the newer registers introduced
> > > back in OMAP4 which give us some valid information about
> > > the OMAP HSMMC IP like max block size, support for ADMA,
> > > support for Retention.
> >
> > "Support for Retention" looks interesting, can you shed more lights on
> > it
>
> HWINFO has a bit (bit 6) which tells you whether retention is supported,
> it's in all TRMs since OMAP3630 or so.
>
> "6	RERETMODE		Retention mode generic parameter
> 				This bit field indicates whether the
> 				retention mode is supported using the
> 				pin PIRFFRET.
>
> 				0x0: Retention mode disabled
> 				0x1: Retention mode enabled"

I have seen that but just wondering how the driver can make use of it :-)

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