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Many firmwares have a common register definition bug where 8-bit
access width is specified for a 32-bit register. Ideally this should
be fixed in the BIOS, but earlier versions of the kernel did not
complain, so fix that up silently.

This closes kernel bug #43282:
https://bugzilla.kernel.org/show_bug.cgi?id=43282

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Acked-by: Huang Ying <ying.huang@intel.com>
Acked-by: Gary Hade <garyhade@us.ibm.com>
Cc: stable@vger.kernel.org [3.4+]
Signed-off-by: Len Brown <len.brown@intel.com>