[alsa-devel] Samsung S5PV210 I2S DMA
7 Apr
2013
7 Apr
'13
1:36 p.m.
Hi All,
I'm attempting to play audio into a WM8960 codec attached to I2S 0 on a Samsung S5PV210.
The DMA engine emits a lot of messages complaining of (I think) a read fault:
dma-pl330 dma-pl330.0: Reset Channel-0 CS-20000f FTC-40000 dma-pl330 dma-pl330.0: Reset Channel-0 CS-20000f FTC-40000 ...
I've had audio playing using the I2S idma driver, so I know clocks + mixer settings are OK. I'd like to get the external DMA working because I also need to do capture.
Any suggestions on how to debug?
Cheers, Mike
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Mike Dyer