[EXT] Re: iMX6/UART imprecise external abort

Andre Renaud arenaud at designa-electronics.com
Sun Jan 19 15:29:22 PST 2020


On Thu, Jan 9, 2020 at 2:34 PM Andy Duan <fugang.duan at nxp.com> wrote:
>
> From: Uwe Kleine-König <u.kleine-koenig at pengutronix.de> Sent: Wednesday, January 8, 2020 7:23 PM
> > Hello,
> >
> > On Tue, Jan 07, 2020 at 11:24:06PM +0100, Uwe Kleine-König wrote:
> > > I will look into this again tomorrow when I'm well rested and create a
> > > patch.
> >
> > Here you go, for now without proper commit log etc.pp.
> >
> > Please test if this fixes your problems.
> >
> > I currently don't have the setup to trigger this bug, but normal console usage
> > still works for me.
>
> I also have not the environment to reproduce the issue.
> @Andre Renaud, can you try Uwe's patch ?

I can confirm that this appears to resolve our issue. It would be
great if this patch could make its way into mainline. I'm not sure if
it results in any performance issues (it doesn't appear to for us).

Thanks,
Andre



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