PL-330 DMA driver

[Russell King - ARM Linux]

On Wed, Feb 17, 2010 at 11:24:28PM -0700, Dan Williams wrote:
> On Tue, Feb 16, 2010 at 10:50 PM, jassi brar <jassisinghbrar at gmail.com> wrote:
> > Hello,
> >
> >  Many Samsung SoCs have PL-330 as the DMA controller and the driver
> > is missing in the mainline.
> >
> > A few months ago, Joonyoung Shim of Samsung, attempted the driver for PL-330
> > based on the DMA API(drivers/dma/), but the patches weren't accepted.
> 
> Looking back at the archives seems I missed this patch.  So it was not
> rejected just overlooked.  Do we want to move forward on that patch as
> it stands, or go a different direction?  If it is resubmitted I will
> get it in the queue for 2.6.34.

If it's a generic ARM primecell, it's likely it will be used elsewhere as
well (primecells are gaining popularity at the moment.)  Having it not
be specific to S3C would be a big advantage, unless of course everyone
specifically wants to have divergent copies of the same code.