[PATCH v4] dmaengine: sirf: enable generic dt binding for dma channels

Barry Song 21cnbao at gmail.com
Mon Mar 17 22:02:20 EDT 2014


2014-03-17 12:51 GMT+08:00 Vinod Koul <vinod.koul at intel.com>:
> On Sat, Mar 01, 2014 at 10:49:18AM +0800, Barry Song wrote:
>> 2014-01-20 17:35 GMT+08:00 Barry Song <21cnbao at gmail.com>:
>> > 2014/1/20 Vinod Koul <vinod.koul at intel.com>:
>> >> On Wed, Jan 08, 2014 at 10:12:49PM +0800, Barry Song wrote:
>> >>> From: Barry Song <Baohua.Song at csr.com>
>> >>>
>> >>> move to support of_dma_request_slave_channel() and dma_request_slave_channel.
>> >>> we add a xlate() to let dma clients be able to find right dma_chan by generic
>> >>> "dmas" properties in dts.
>> >>>
>> >>> Cc: Mark Rutland <mark.rutland at arm.com>
>> >>> Cc: Lars-Peter Clausen <lars at metafoo.de>
>> >>> Signed-off-by: Barry Song <Baohua.Song at csr.com>
>> >> Look okay, need an ACk from DT maintainers before I can apply...
>>
>> Hi Vinod,
>> v5 is sent to devicetree list and there is no object.
>> http://www.spinics.net/lists/devicetree/msg19677.html
>> this patch is using general dt-binding for dma completely same with
>> other dma drivers, there is no special binding here.
>> so i think there is no reason to wait for merging since now updates
>> for its clients e.g. SPI, UART have been in 3.14-rc.
> I still need the ack for DT folks... Seems still missing :(

Vinod, it seems nobody in dt has noticed this change since there is
not a real change for DT binding. if we need an ack for every normal
change in dt, the maintain chain might be easily broken.it seems it is
not always a good practice?

>
> --
> ~Vinod

-barry



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