[PATCH v5 8/8] ARM: DTS: dra7x: Integrate sDMA crossbar

Tony Lindgren tony at atomide.com
Thu Apr 9 12:12:07 PDT 2015


* Peter Ujfalusi <peter.ujfalusi at ti.com> [150409 12:07]:
> On 04/09/2015 10:01 PM, Tony Lindgren wrote:
> > * Peter Ujfalusi <peter.ujfalusi at ti.com> [150409 11:55]:
> >> On 04/09/2015 06:18 PM, Tony Lindgren wrote:
> >>> * Peter Ujfalusi <peter.ujfalusi at ti.com> [150409 02:37]:
> >>>> The sDMA requests are routed through the DMA crossbar and without the
> >>>> crossbar only peripherals using DMA request 0-127 can be used.
> >>>
> >>> I assume this can be merged separately from the driver
> >>> changes?
> >>
> >> Unfortunately not. We need to have the drivers in place for the DTS changes to
> >> work.
> > 
> > Right but just merging the driver changes presumably won't
> > break things?
> 
> No, they will not break anything. We just do not have control over the DMA
> crossbar (in a same way as we don't have control right now).

OK good to hear.

Thanks,

Tony



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