Check if the device is marked as dma-coherent in the FDT, and if so, let
busdma know, so that on architectures where dma isn't always coherent, we
know we don't have to write-back/invalidates cachelines on DMA operations.
Reviewed by: andrew, mav
Check if the device is marked as dma-coherent in the FDT, and if so, let Tags None Referenced Files None Subscribers None
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