Update Freescale copyrights to remove "All Rights Reserved"

"All Rights Reserved" conflicts with the GPL.

Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
diff --git a/cpu/mpc83xx/serdes.c b/cpu/mpc83xx/serdes.c
index 3936796..283cc3f 100644
--- a/cpu/mpc83xx/serdes.c
+++ b/cpu/mpc83xx/serdes.c
@@ -1,7 +1,7 @@
 /*
  * Freescale SerDes initialization routine
  *
- * Copyright (C) 2007 Freescale Semicondutor, Inc. All rights reserved.
+ * Copyright (C) 2007 Freescale Semicondutor, Inc.
  * Copyright (C) 2008 MontaVista Software, Inc. All rights reserved.
  *
  * Author: Li Yang <leoli@freescale.com>