miiphyutil: Move conditional compilation to Makefile

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 10dc082..4fe3b05 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -1,5 +1,5 @@
 #
-# (C) Copyright 2006
+# (C) Copyright 2008
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 #
 # See file CREDITS for list of people who contributed to this