nb/intel/x4x: Fix computing page_size

This variable needs to be in byte so a division by 8 needs to happen.

This problem was introduced by 3cf94032b "nb/x4x/raminit: Rewrite SPD
decode and timing selection", but was probably not encountered because
such dimms are rather uncommon.

Change-Id: I2d57f5e584ac7fa1479791c239432005fe8c178d
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/22991
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
1 file changed