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SubjectRe: [PATCH 1/3] ata: sata_dwc_460ex: use "dmas" DT property to find dma channel
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Måns Rullgård <mans@mansr.com> writes:

> Andy Shevchenko <andy.shevchenko@gmail.com> writes:
>
>> On Sun, Dec 20, 2015 at 8:49 PM, Måns Rullgård <mans@mansr.com> wrote:
>>> Julian Margetson <runaway@candw.ms> writes:
>>>> On 12/20/2015 1:11 PM, Måns Rullgård wrote:
>>>>> Julian Margetson <runaway@candw.ms> writes:
>>
>>>> [ 48.769671] ata3.00: failed command: READ FPDMA QUEUED
>>>
>>> Well, that didn't help. I still think it's part of the problem, but
>>> something else must be wrong as well. The various Master Select fields
>>> look like a good place to start.
>>
>> Master number (which is here would be either 1 or 0) should not affect
>> as long as they are connected to the same AHB bus (I would be
>> surprised if they are not).
>
> I think they are not. The relevant part of the block diagram for the
> 460EX looks something like this:

Oops, hit send by accident. More soon.

--
Måns Rullgård


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