[PATCH] mmc: dw_mmc: fix card read threshold for PIO mode

Shawn Guo shawn.guo at linaro.org
Sun Nov 23 16:25:09 PST 2014


On Mon, Nov 24, 2014 at 03:36:13AM +0530, Alim Akhtar wrote:
> Hi Shawn,
> 
> On Sun, Nov 23, 2014 at 9:00 PM, Shawn Guo <shawn.guo at linaro.org> wrote:
> > One thing I need to check with hardware vendor is whether register
> > CDTHRCTL is available on my dwmmc controller.  From my testing, even
> > reading this register every time dw_mci_submit_data() is called causes
> > problem for me.
> >
> yes, your guess is right, did you tested with ulf's -next branch?
> Recently patch [1] is merged, that most likely to solve your platform
> issue. Have a try.
> 
> [1] http://www.spinics.net/lists/stable/msg69884.html

Yeah, the patch fixes my problem.  Thanks a lot for the pointer, Alim.

Shawn



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