[PATCH 0/5] Broken DM816x support in Linux 3.10-rc4
Aida Mynzhasova
aida.mynzhasova at skitlab.ru
Thu Jun 6 02:03:42 EDT 2013
On 06.06.2013 07:54, Paul Walmsley wrote:
> здравствуйте,
>
> On Wed, 5 Jun 2013, Aida Mynzhasova wrote:
>
>> Not so long ago I tried to boot Linux 3.10-rc4 kernel on DM816x EVM
>> board. Unfortunately, my attempts were failed by reason of poor
>> support of DM81xx-based devices in new kernels.
>
> Yeah, TI pretty much gave up on trying to get support for that chip
> upstream a few years ago. Same for DM814x.
>
>> So, I suggest you this patch series, which fixes that kernel crush and
>> adds new functions/structures, required for early initialization on
>> DM816x (power and clock domains, hwmods). After applying these patches
>> the kernel is able to successfully continue booting till clock
>> initialization (will be added later).
>
> OK, it will be great to get my DM8168EVM booting on mainline. But there
> are a few preliminary issues with the patches:
>
> 1. All new chip and board support needs to be DT-only. So, no new board
> files. Also, all the hwmod data shouldn't have IRQ, DMA, etc. data - that
> should come from DT. See for example the recently posted patch "[PATCH
> 13/14] ARM: AM33XX: hwmod data: irq, dma and addr info clean up"
>
> 2. Looks like patch 2 is missing from the list. If it's too big for the
> list, please break it down into smaller patches.
>
> 3. Did you write this code and data, hwmods, etc., or did it come from a
> TI kernel? Please note this clearly in the patch descriptions.
>
>
> - Paul
>
Hi!
Thanks for reply!
ok, I'll rewrite code by means of DT and add some additional notes to
patch description.
Aida.
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