cpu/amd: de-duplicate MSR include files

Change-Id: I8e01a4ab68b463efe02c27f589e0b4b719532eb5
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/12510
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/cpu/amd/smm/smm_init.c b/src/cpu/amd/smm/smm_init.c
index fa81941..c87b701 100644
--- a/src/cpu/amd/smm/smm_init.c
+++ b/src/cpu/amd/smm/smm_init.c
@@ -21,7 +21,7 @@
 #include <cpu/x86/msr.h>
 #include <cpu/x86/mtrr.h>
 #include <cpu/amd/mtrr.h>
-#include <cpu/amd/model_fxx_msr.h>
+#include <cpu/amd/msr.h>
 #include <cpu/x86/cache.h>
 #include <cpu/x86/smm.h>
 #include <string.h>