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