This patch adds support for the Toshiba HSDPA Minicard (which is just a
rebranded Novatel EU870D) used in some Toshiba laptops.

This is my first patch attempt, I hope I got the conventions right.
Signed-off-by: NMichele Valzelli <valz@messagenet.it>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>