[PATCH V3] arm64: amd-seattle: Adding device tree for AMD Seattle platform

Arnd Bergmann arnd at arndb.de
Thu Nov 20 07:23:16 PST 2014


On Thursday 20 November 2014 09:16:31 Rob Herring wrote:
> 
> >> +             dma-coherent;
> >> +     };
> >
> > Same here: you list it as coherent, but not 64-bit DMA capable.
> > Is that intentional?
> 
> AHCI controllers are probeable as to whether they support 64-bit DMA or not.
> 

The controller is, but the bus is not, so we also need the dma-ranges
property in the bus.

	Arnd



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