imx8m(n): garbage on serial line

[Heiko Thiery]

Hi Fabio,


Am Sa., 11. Juni 2022 um 13:10 Uhr schrieb Fabio Estevam <festevam at gmail.com>:
>
> Hi Heiko,
>
> On Sat, Jun 11, 2022 at 3:12 AM Heiko Thiery <heiko.thiery at gmail.com> wrote:
>
> > It took me some effort to get the current u-boot running on my imx8mq.
> > But finally it works and I do not see this garbage on the imx8mq. Next
> > week I will check on the kontron_sl_imx8mm.


This is the output on the kontron bl-imx8m board:

U-Boot SPL 2022.07-rc4-00007-g8c3f838be2 (Jun 13 2022 - 15:36:08 +0200)
Kontron SL i.MX8MM (N801X) module, 1 GB RAM detected
Touch controller detected, assuming LVDS panel...
Normal Boot
WDT:   Not starting watchdog at 30280000
Trying to boot from MMC2
NOTICE:  BL31: v2.4(release):v2.4
NOTICE:  BL31: Built : 15:09:24, Sep 10 2021


U-Boot 2022.07-rc4-00007-g8c3f838be2 (Jun 13 2022 - 15:36:08 +0200)

CPU:   Freescale i.MX8MMQ rev1.0 1600 MHz (running at 1200 MHz)
CPU:   Industrial temperature grade (-40C to 105C) at 46C
Reset cause: POR
Model: Kontron i.MX8MM N801X S LVDS
DRAM:  1 GiB
Core:  178 devices, 25 uclasses, devicetree: separate
WDT:   Not starting watchdog at 30280000
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from SPIFlash... SF: Detected mx25r1635f with page
size 256 Bytes, erase size 64 KiB, total 2 MiB
OK
In:    serial
Out:   serial
Err:   serial
Net:   Could not get PHY for FEC0: addr 0
No ethernet found.

Hit any key to stop autoboot:  0
=>



Here I cannot see the extra serial-in garbage ;-/

>
> Thanks, appreciated it!

-- 
Heiko