Re: [PATCH v5 8/8] ARM: DTS: dra7x: Integrate sDMA crossbar
From: Peter Ujfalusi
Date: Thu Apr 09 2015 - 15:07:32 EST
On 04/09/2015 10:01 PM, Tony Lindgren wrote:
> * Peter Ujfalusi <peter.ujfalusi@xxxxxx> [150409 11:55]:
>> On 04/09/2015 06:18 PM, Tony Lindgren wrote:
>>> * Peter Ujfalusi <peter.ujfalusi@xxxxxx> [150409 02:37]:
>>>> The sDMA requests are routed through the DMA crossbar and without the
>>>> crossbar only peripherals using DMA request 0-127 can be used.
>>>
>>> I assume this can be merged separately from the driver
>>> changes?
>>
>> Unfortunately not. We need to have the drivers in place for the DTS changes to
>> work.
>
> Right but just merging the driver changes presumably won't
> break things?
No, they will not break anything. We just do not have control over the DMA
crossbar (in a same way as we don't have control right now).
--
Péter
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