libqmi / Quectel EC21/EC25

[Sebastian Sjoholm]

> On Oct 12, 2016, at 17:01 , Dan Williams <dcbw at redhat.com> wrote:
> 
> On Wed, 2016-10-12 at 12:57 +0200, Sebastian Sjoholm wrote:
>>> 
>>> 
>>> Try this patch and let me know how it does...
>>> 
>>> Dan
>>> 
>>> 
>>> 
>> Hi Dan,
>> 
>> Tested, and works.
> 
> For the EC21/25, what port is used for AT commands?  The question I've
> got is whether it should really go to qcserial or option.  qcserial
> already has code for the EC20.
> 

The EC21/EC25 has same serial port config as EC20, the AT commands can be sent to ttyUSB2 or ttyUSB3 (PPP or AT commands). 

-Sebastian