Consolidate intel vga int15 hooks

Change-Id: I9366dded98bf15f6da44ce893dd10698ba09fd55
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6820
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/mainboard/intel/baskingridge/Kconfig b/src/mainboard/intel/baskingridge/Kconfig
index 8d32c5a..512591e 100644
--- a/src/mainboard/intel/baskingridge/Kconfig
+++ b/src/mainboard/intel/baskingridge/Kconfig
@@ -12,6 +12,7 @@
 	select HAVE_SMI_HANDLER
 	select MAINBOARD_HAS_CHROMEOS
 	select MONOTONIC_TIMER_MSR
+	select INTEL_INT15
 
 config MAINBOARD_DIR
 	string