This seems to be a scratchpad register to tell later drivers which
frequency the platform uses. Linux reads this but never writes the
register.
Change-Id: I55af7c7b675da580c7f52d9997262b232019132c
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/17071
Tested-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
f54d096201