On Thu, 2016-04-07 at 23:37 +0300, Andy Shevchenko wrote: Preface. I tried this on Galileo and it appears to work. I'll do some throughput testing to verify but, initially the results are positive :) > + lpss->dma_maxburst = 8; Are these dwords ? If those are bytes then the maxburst value looks small. In the BSP the max burst is 32 bytes. --- bod -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html