Nokia Modem

modulename: nokia-modem.ko

configname: CONFIG_NOKIA_MODEM

Linux Kernel Configuration
└─>Device Drivers
└─>HSI support
└─>Nokia Modem
In linux kernel since version 3.16 (release Date: 2014-08-03)  
Say Y here if you want to add support for the modem on Nokia
N900 (Nokia RX-51) hardware.

If unsure, say N.

source code:
drivers/hsi/clients/nokia-modem.c