Re: Peach Pi/Pit boot failures in linux-next (was Re: [RFC PATCH 1/1] drm/exynos: Move platform drivers registration to module init)

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On pon, 2014-11-24 at 12:07 +0100, Javier Martinez Canillas wrote:
> Hello Krzysztof,
> 
> On 11/24/2014 11:13 AM, Krzysztof Kozlowski wrote:
> >> Ok, please let me know if you need anything else from me.
> > 
> > Thanks! I replied before seeing your response. Anyway the dmatests are
> > the same I got on Arndale Octa.
> > 
> > It seems that mau_epll has to be enabled... or something is wrong with
> > clock hierarchy.
> >
> 
> Another strange thing is that the problem does not happen for some people
> using the same board, kernel and config options. For example Vivek and Ajay
> report that they can't reproduce the issue on a Peach Pi using next-20141121
> and exynos_defconfig without using clk_ignore_unused.

Maybe they have different bootloader which messes here by enabling some
clock?

Anyway it is reproducible on at least some Arndale Octa (Kevin's and
mine) and Peach Pi boards (yours).

Best regards,
Krzysztof

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