On 07/18/2013 05:02:33 PM, Benjamin Herrenschmidt wrote:
On Thu, 2013-07-18 at 14:30 -0700, Peter LaDow wrote:
> We are still stumped on this one, but during a review of the system
> setup one thing came up that we aren't sure about is the device tree
> and the DMA engine.
>
> It does seem that for incoming PCI transactions the Freescale DMA
> engine is not used. And in our device tree we have the DMA engine
> commented out. That is, the "fsl,mpc8349-dma" and "fsl,elo-dma"
> compatible items are not present in the FDT.
>
> I don't suppose this could be a problem?
I doubt it but somebody from FSL might be able to give a better
answer.
The DMA engine is not related to inbound PCI transactions.
-Scott
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