Re: [RFC Patch] SDHCI: add quirk for data timeout value when card busy.

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Hi Wolfram.

Maybe, happen for all sdhci-controllers...

Card is configurable with eMMC spec..But sdhci-controller didn't support that card.
So SDHCI controller need to use quriks..

Thanks,
Jaehoon Chung

Wolfram Sang wrote:
> Hi,
> 
> On Tue, Nov 30, 2010 at 03:13:48PM +0900, Jaehoon Chung wrote:
>> This patch is added quirks for data timeout value.
>>
>> Some card have problem when suspend/resume.
>> CMD6(switch command) to switch the bus to high speed mode 
>> and to set the bus width.
>>
>> After resuming, the card was initialized...in that time, some
>> card need set a correct timeout value.
>> so we add SDHCI_QUIRK_SET_DATA_TIMEOUT_VAL.
> 
> If this is a flaw of the _card_, why do we need a controller quirk here?
> Shouldn't this happen for all sdhci-controllers?
> 
> Kind regards,
> 
>    Wolfram
> 

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