chipset_enable: Add support for Cannon Lake U Premium

Add support for Cannon Lake U Premium (CFL-U/WHL-U).
Same as discrete 300-series CNP PCH.

Tested on a WHL-U laptop w/unlocked IFD.

Change-Id: I8a318d63cf408a3b2cec436a3fa6e26cf8552ead
Signed-off-by: Matt DeVillier <matt.devillier@puri.sm>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/34076
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
1 file changed