How to get serial port connection to Neo Freerunner?

Joachim Ott jo.omsl at
Tue Mar 29 12:45:47 CEST 2011

On 29 March 2011 11:55, Dave Schmidt <dvsm89 at> wrote:
> Hello everyone,
> I have my Freerunner connected to the PC via USB cable. SSH terminal is open.
> I want to access the phone via serial interface (to flash osmocombb firmware).
> Could/should the same usb cable be used for that? 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

Flashing GSM firmware is a bit more difficult on the FR, see section "Manual Update".
Maybe you ask other people at osmocombb if and how they did their
firmware upgrade on the FR.

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