[PATCH 00/30] ARM: dts: r8a779[0-4]: Reference both DMA controllers
Simon Horman
horms at verge.net.au
Thu Mar 10 17:16:28 PST 2016
On Fri, Mar 11, 2016 at 01:23:26AM +0100, Niklas Söderlund wrote:
> On 2016-03-11 08:38:56 +0900, Simon Horman wrote:
> > On Thu, Mar 10, 2016 at 02:43:25PM +0100, Niklas Söderlund wrote:
> > > Hi Geert,
> > >
> > > On 2016-03-10 13:20:56 +0100, Geert Uytterhoeven wrote:
> > > > Hi Niklas,
> > > >
> > > > On Thu, Mar 10, 2016 at 12:35 PM, Niklas Söderlund
> > > > <niklas.soderlund+renesas at ragnatech.se> wrote:
> > > > > R-Car Gen2 have two DMA controllers, which are equivalent. However DMA
> > > > > slaves were tied only to a single DMA controller in .dtsi. This series
> > > > > add references to to both DMA controllers for all nodes that previously
> > > > > only referenced one of them. It also adds dma references to the SDHI
> > > > > nodes for r8a7794 which according to the datasheet should work but I
> > > > > have not access to HW to verify.
> > > > >
> > > > > Tested on Koelsch (r8a7791) by altering the compatible value of either
> > > > > dmac0 or dmac1 and verifying that the DMA slaves pick the DMA controller
> > > > > that is instantiated.
> > > >
> > > > Thanks for your series!
> > > >
> > > > If you fix the subject of patch 30:
> > > > Acked-by: Geert Uytterhoeven <geert+renesas at glider.be>
> > >
> > > Thanks for your review and that you found my error in the subject.
> > >
> > > >
> > > > I guess this is against v4.5-rc7? It doesn't apply against
> > > > renesas-devel-20160308-v4.5-rc7.
> > > > Unfortunately you'll have to rebase against Simon's tree, and add scif2
> > > > on r8a7790, and i2c[6-8] on r8a7793.
> > >
> > > I will rebase and update the relevant patches to include the additions
> > > to r8a7790 and r8a7793.
> >
> > If its not too much bother could you provide a git branch as well as
> > patches posted to the mailing list. For larger series that is helpful to me.
>
> No problem I will include a link when i send v2.
Excellent!
More information about the linux-arm-kernel
mailing list