[PATCH 06/13] DMAENGINE: driver for the ARM PL080/PL081 PrimeCells
jassisinghbrar at gmail.com
Tue Jun 15 06:45:45 EDT 2010
On Tue, Jun 15, 2010 at 7:25 PM, Kukjin Kim <kgene.kim at samsung.com> wrote:
> Linus Walleij wrote:
>> This creates a DMAengine driver for the ARM PL080/PL081 PrimeCells
>> based on the implementation earlier submitted by Peter Pearse.
>> This is working like a charm for memcpy on the PB11MPCore, but
>> slave DMA to devices is still not working.
>> This DMA controller is used in mostly unmodified form in the ARM
>> RealView and Versatile platforms, in the ST-Ericsson Nomadik, and
>> in the ST SPEAr platform.
>> It has been converted to use the header from the Samsung PL080
>> derivate instead of its own defintions, and can potentially support
>> several controllers in the same system.
>> Cc: Peter Pearse <peter.pearse at arm.com>
>> Cc: Ben Dooks <ben-linux at fluff.org>
>> Cc: Kukjin Kim <kgene.kim at samsung.com>
> Looks good, but please give me some time to test on the board(SMDK6410).
> If any problem, let you know. Of course no problem, will ack.
Samsung doesn't use the DMA API, so this driver is unlikely to work.
More information about the linux-arm-kernel