[U-Boot] "armv7: integrate cache maintenance support" breaks km_kirkwood ethernet

[Wolfgang Denk]

Dear Aneesh,

In message <4E3161ED.5030109 at keymile.com> Holger Brunck wrote:
>
> today I did a rebase of my development branch to current u-boot master. And I
> saw on our km_kirkwood board that our egiga0 interface isn't working anymore.
> 
> The CPU is a:
> SoC:   Kirkwood 88F6281_A0
> 
> After bisecting the current tree I got:
> 
> c2dd0d45540397704de9b13287417d21049d34c6 is the first bad commit
> commit c2dd0d45540397704de9b13287417d21049d34c6
> Author: Aneesh V <aneesh at ti.com>
> Date:   Thu Jun 16 23:30:49 2011 +0000
> 
>     armv7: integrate cache maintenance support
> 
> And indeed after reverting this commit on current HEAD my board is usable again.

The same is true for iMX27 (and probably other boards / SoCs):

I verified for both the "imx27lite" and "magnesium" boards that above
patch breaks Ethernet on these iMX27 boards.

Seems we have a bigger problem here...

Best regards,

Wolfgang Denk

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