[PATCH 0/6] mmc: Set PROBE_PREFER_ASYNCHRONOUS for all host drivers

Anand Moon linux.amoon at gmail.com
Mon Sep 7 13:57:36 AEST 2020


Hi Martin.

On Sat, 5 Sep 2020 at 03:24, Martin Blumenstingl
<martin.blumenstingl at googlemail.com> wrote:
>
> Hi Douglas,
>
> On Fri, Sep 4, 2020 at 1:25 AM Douglas Anderson <dianders at chromium.org> wrote:
> >
> > As per discussion [1], it seems like it should be quite safe to turn
> > on PROBE_PREFER_ASYNCHRONOUS for all sd/mmc host controllers.  Let's
> > give it a shot.  For some discussion about this flag, see the commit
> > message for commit 3d3451124f3d ("mmc: sdhci-msm: Prefer asynchronous
> > probe").
> can this somehow change the order in which the MMC drivers end up loading?
> on Amlogic SoCs we have up to three MMC controllers, some SoCs even
> use two different MMC controller IPs (and therefore two different
> drivers).
> so far the MMC controller naming (/dev/mmcblk* etc.) was consistent -
> can that change with this patch?
>

We could resolve this by setting up aliases for mmc nodes in the dts.

> apologies if this has been discussed and answered anywhere
>
>
> Best regards,
> Martin

Best regards
-Anand


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