X60: add missing License Header

Change-Id: I9d6e80a633990e86dd3adfa2a761d09f62978349
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/57
Tested-by: build bot (Jenkins)
diff --git a/src/mainboard/lenovo/x60/smi.h b/src/mainboard/lenovo/x60/smi.h
index ad096b9..c5f48a1 100644
--- a/src/mainboard/lenovo/x60/smi.h
+++ b/src/mainboard/lenovo/x60/smi.h
@@ -1,3 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
 #ifndef MAINBOARD_LENOVO_X60_SMI_H
 #define MAINBOARD_LENOVO_X60_SMI_H