The `CLKCFG_UPDATE` macro is copied from gm45 and unused. Correct it and
use the CLKCFG macros instead of magic values.
Tested with BUILD_TIMELESS=1, Asus P5QL PRO remains identical.
Change-Id: I17e972eba21282ac84c7afe10b7149cd1131fd07
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51877
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>