[yocto] Hi, Re: Serial Timeout

[Christian Ege]

Am 18. April 2016 5:14:34 nachm. schrieb Markus Haege <haemarkus at gmail.com>:

> Hello there,
>
> We use a Freescale imx6 with u-boot. Everything works fine, via serial
> loader we copy
> devictree, u-boot and kernel+initramfs to the board an it all starts. We
> can login but after
> 5 sec the connection breaks and no further input is possible via serial
> console.

Could be watchdog related. You habe an external watchdog or  power monitor 
in your system?

When you run from USB you should see a hid device after a reset.

> For the rootfs we use core-image-minimal and bundle it with little code via
> a configfile which
> I add to bitbake with -R. I found these instructions in the web. Don't find
> it now.
> But why everything stops after 5 sec? I searched the web for hours but
> don't find anything.

Those fixed timing smells like timer/watchdog ...
>
> Help is appreciated, thanks
>
> Markus

>
Best,
Christian
>
>
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