southbridge/intel/lynxpoint/me_9.x.c: Avoid unused func warn

Put functions in appropriate pre-processor sections to avoid
false-positive 'unused function' compiler warnings.

Change-Id: Ie4955ee9df6904c38848f46226b53be37d9fa239
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/8157
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Tested-by: build bot (Jenkins)
1 file changed