[PATCH 0/1] Workaround for rut955 modem initialization

Arjun AK arjunak234 at gmail.com
Mon Jun 28 09:13:40 PDT 2021

On 28/06/21 5:26 pm, Ontje.Luensdorf at dlr.de wrote:
> From: Ontje Lünsdorf <ontje.luensdorf at dlr.de>
> Hi all,
> The rut955 fails to activate its modem upon every second reboot. By resetting
> the modem upon initialization, we get it to work reliably.
> This will probably affect all other modems and we are not sure if this may cause
> side-effects on other devices.

We definitely should not reset all modems just because one specific 
modem doesn't work. If you reset the modem, it might take another 10s+ 
to come back up thereby delaying the time taken for the router to be 
ready. Could you filter by PID/VID and reset only rut955?


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