Hi, I believe I'm also affected by this BUG. I'm receiving lots of 0 and 1 (ASCII, as presented by cat /dev/ttymxcX) and RX buffer is overflowing. > the firmware only supports imx6 series, AFAIK, > I checked with Freescale imx6 support team, due to > licensing issue, I am not entitled to upstream FSL SDMA firmware. > so seems currently disable SDMA support for uart is our only option > at the moment. > Have you submited a patch for this issue? How do I disable SDMA? Best regards, Nicolae Rosia -- 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