This is a driver for the on-die digital temperature sensor of
VIA's recent CPU models.

[JD: Misc clean-ups.]
Signed-off-by: NHarald Welte <HaraldWelte@viatech.com>
Cc: Juerg Haefliger <juergh@gmail.com>
Signed-off-by: NJean Delvare <khali@linux-fr.org>
Tested-by: NAdam Nielsen <a.nielsen@shikadi.net>