bd82x6x: Merge common platform ASL code.

This code in reality just describes the southbridge features, don't put a copy
in every mainboard.

Change-Id: I8cf3019a36b1ae6a17d502e7508f36ea9fa62830
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10231
Reviewed-by: Nicolas Reinecke <nr@das-labor.org>
Tested-by: build bot (Jenkins)
diff --git a/src/mainboard/intel/emeraldlake2/dsdt.asl b/src/mainboard/intel/emeraldlake2/dsdt.asl
index 11c49da..2e44b78 100644
--- a/src/mainboard/intel/emeraldlake2/dsdt.asl
+++ b/src/mainboard/intel/emeraldlake2/dsdt.asl
@@ -27,6 +27,8 @@
 	0x20110725	// OEM revision
 )
 {
+	#include <southbridge/intel/bd82x6x/acpi/platform.asl>
+
 	// Some generic macros
 	#include "acpi/platform.asl"