nb/intel/sandybridge: Remove spurious writes to IOSAV BW mask

The byte-wise error mask only needs to be set for certain corner cases
in read MPR training. Thus, minimize writes to this register.

Tested on Asus P8H61-M PRO, still boots.

Change-Id: I0bb8d99ad60c4964f896d303878e5982ae1dcdbe
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47621
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

0 files changed, 0 insertions, 0 deletions