How to get serial port connection to Neo Freerunner?

[Dave Schmidt]

> From: Dave Schmidt
[...]
> I have 
> created a node (mknod /dev/ttyUSB0 c 188 0) and inserted module
> (modprobe usbserial) on the PC, but usbserial does not find any device.
> The report is only:
> 
> usbcore: registered new interface driver usbserial
> USB Serial support registered for generic
> usbcore: registered new interface driver usbserial_generic
> usbserial: USB Serial Driver core
> 
> What am I missing?

Answer found, sorry for doing it only AFTER posting :) 
I am (was) missing the debug board and