Re: [PATCH v1 11/15] serial: imx: initialized DMA w/o HW flow enabled

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On 05/06/2015 06:08 PM, Nicolae Rosia wrote:
> 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?

I reverted this patch. I am going to send a revert to Greg tomorrow
including why this is done and CC stable. I haven't yet received a
working SDMA firmware nor a hint where it is.

> Best regards,
> Nicolae Rosia

Sebastian
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