misc: smpro-errmon: Add Ampere's SMpro error monitor driver

Add Ampere's SMpro error monitor driver for monitoring and reporting
RAS-related errors as reported by SMpro co-processor found on Ampere's
Altra processor family.

Signed-off-by: Quan Nguyen <quan@os.amperecomputing.com>
Link: https://lore.kernel.org/r/20221031024442.2490881-3-quan@os.amperecomputing.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>