Re: imx: RS-485 problems during TX, maybe DMA related

From: Fabio Estevam
Date: Wed Jan 11 2017 - 06:51:37 EST


Hi Clemens,

On Tue, Jan 10, 2017 at 10:33 PM, Clemens Gruber
<clemens.gruber@xxxxxxxxxxxx> wrote:
> Hi Fabio,
>
> On Sun, Jan 08, 2017 at 07:46:29PM -0200, Fabio Estevam wrote:
>> > What's the revision of the i.MX6Q on your board? Mine is 1.5 (TO 1.3)
>>
>> Mine is a mx6solo rev1.1.
>
> Could it be dependent upon SMP? Do you have an i.MX6Q board around to
> try?

Unfortunately the only hardware I can test RS485 is based on mx6solo.

Adding Tim Harvey, who could probably test RS485 on MX6Q.

Regards,

Fabio Estevam