blackfin: license: Change ADI BSD license

Change ADI BSD license to standart 3 clause BSD license for some blackfin arch
code requested by ADI Legal.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
diff --git a/arch/blackfin/lib/strncmp.S b/arch/blackfin/lib/strncmp.S
index 6da37c3..3bfaedc 100644
--- a/arch/blackfin/lib/strncmp.S
+++ b/arch/blackfin/lib/strncmp.S
@@ -1,7 +1,7 @@
 /*
  * Copyright 2005-2010 Analog Devices Inc.
  *
- * Licensed under the ADI BSD license or the GPL-2 (or later)
+ * Licensed under the Clear BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>