Hi all,
On Tue, Jan 03, 2017 at 09:27:23AM -0200, Fabio Estevam wrote:
> Hi Gary,
>
> On Tue, Jan 3, 2017 at 7:57 AM, Gary Bisson
> <gary.bisson@xxxxxxxxxxxxxxxxxxx> wrote:
>
> > Doing a 'git bisect' shows that the culprit is [1]:
> > e173f891 mmc: core: Update CMD13 polling policy when switch to HS DDR
> > mode
> >
> > Unfortunately I don't know the JEDEC specification enough to know what's
> > wrong but the patch broke 8-bit eMMC (HS DDR) on i.MX platforms. Which
> > platform has it beend tested on?
> >
> > Ulf and Linus have been added to the loop since they know the details.
> >
> > Also, I confirm that reverting that patch on v4.10-rc1 fixes the issue.
>
> Thanks for doing the bisect.
>
> I can also confirm that reverting e173f891 ("mmc: core: Update CMD13
> polling policy when switch to HS DDR mode") makes the MMC card on
> mx6qsabresd to be correctly detected:
>
> mmc2: new DDR MMC card at address 0001
Gentle ping. Should we send a revert patch for next rc cycle?
Regards,
Gary
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