nb/intel/ironlake: Rewrite early QPI init

Rewrite early QPI initialisation to account for variables in the
register values. Trace replays did not capture these relationships.

Tested on out-of-tree HP 630, still boots.

Change-Id: I5d393e8222be286ab4d4dc074d85f721b07bbca4
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49586
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/northbridge/intel/ironlake/raminit.c

@@ -3353,7 +3353,7 @@ void raminit(const int s3resume, const u8 *spd_addrmap)
 
 	compute_derived_timings(&info);
 
-	early_quickpath_init(x2ca8);
+	early_quickpath_init(&info, x2ca8);
 
 	info.cached_training = get_cached_training();