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SubjectRe: [PATCH 01/38] ARM: ux500: Remove PrimeCell IDs from Nomadik I2C DT nodes
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On Wed, Sep 11, 2013 at 10:36 PM, Olof Johansson <olof@lixom.net> wrote:
> [Me]
>> I don't know what is the problem with Olof's machine :-/
>
> Oh! Well, to start with apparantly u8500_defconfig doesn't have
> APPENDED_DTB enabled, which explains some of the confusion here.

Oh. Well honestly I think we will never be able to rewrite the
U8500 bootloaders, so maybe I should just send a patch adding
this to the defconfig by default.

> With that fixed (and the appropriate options to get the bootargs from
> the atags), I get as far as console probing where output stops, if I
> have DEBUG_LL on. With it disabled I get all the way up.

Yeah somewhere the bit-banging from the LL-prints that just
hammer the hardware start conflicting with the kernel control
over the same port. I guess it's the same for all users of the
PL011.

> Not sure what was going on earlier here. Maybe just as in your case it
> was a matter of cleaning out and starting fresh.

Yeah, it's scary :-/

> multi_v7_defconfig still doesn't boot though, but the failure seems to
> be lower level than any of the others, no output with DEBUG_LL on.

Probably the usual case where one system is screwing up for
another system. We'll need to look into this.

Yours,
Linus Walleij


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