[U-Boot] [PATCH 0/8] arm: ls1021atwr: Convert to driver model and enable serial support

Huan Wang alison.wang at nxp.com
Thu Jan 7 07:01:53 CET 2016


Hi, Bin,

> On Wed, Jan 6, 2016 at 1:31 PM, Huan Wang <alison.wang at nxp.com> wrote:
> > Hi,
> >
> >         I tested this set on my LS1021ATWR board. NOR boot using DUART
> as serial output is ok. But NOR boot using LPUART as serial output
> failed. How about your test result?
> >
> 
> Yes, I tested NOR boot using DUART or LPUART. Both boot. I suspect you
> forgot to update the RCW for LPUART, or change the jumper setting (J19,
> J20) to route the LPUART signal.
> 
[Alison Wang] I updated the RCW for LPUART and changed the jumper setting
(J19, J20). Without this set, NOR boot using LPUART is ok. But after adding
this set, NOR boot using LPUART failed.


Best Regards,
Alison Wang


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