ASoC: codecs: Refresh copyrights for Wolfson drivers

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/wm8400.c b/sound/soc/codecs/wm8400.c
index 5dc31eb..5d277a9 100644
--- a/sound/soc/codecs/wm8400.c
+++ b/sound/soc/codecs/wm8400.c
@@ -1,7 +1,7 @@
 /*
  * wm8400.c  --  WM8400 ALSA Soc Audio driver
  *
- * Copyright 2008, 2009 Wolfson Microelectronics PLC.
+ * Copyright 2008-11 Wolfson Microelectronics PLC.
  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
  *
  *  This program is free software; you can redistribute  it and/or modify it