> This will enable clock gating for SD/eMMC and SDIO cards.  This is not a good 
> idea for SDIO where
> there are known issues.  This is one reason the software clock gating code 
> does not enable
> clock gating on SDIO.  Not all SDIO cards can work.

See the patch I just posted on the list. I added support for software
clockgating.
"mmc: add MMC_QUIRK_BROKEN_CLK_GATING"
This one might base on this quirk to detect if the connected sdio card
can be clockgated.


Regards,
Pierre
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