nb/intel/ironlake: Deduplicate programming 274/265 values
Transform the existing functions so that their functionality does not
overlap. Also, deduplicate printing these values in debug builds.
Tested on out-of-tree HP 630, still boots.
Change-Id: I3f50dcf56284c9648b116bc5aacc0adf2d863b5d
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49583
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>