Messages in this thread | | | Date | Thu, 13 Nov 2014 19:34:09 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH 11/13] arm: dts: dra7: add DMA properties for UART |
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On 11/05/2014 08:43 PM, Lennart Sorensen wrote: > I managed to get something dma related on uart3. But it isn't happy: > > [ 95.577401] DMA misaligned error with device 53 > repeated many times. > > I wonder if the dma support isn't quite working for the omap572x yet in > this tree (ti's 3.12.y tree), or maybe it is picky and the driver still > needs a bit of work.
misaligned dma? I haven't seen any alignment requirement for SDMA/EDMA and I haven't seen this error on beagle board, am335x-evm or dra7-evm.
> I have had no issues on uart7 and 8 without dma.
So basically what you are saying is that DMA (no matter which channel) gives you this error and without DMA it works fine?
Sebastian
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