Fix remaining CONFIG_COMMANDS

update comments
Fix coding style

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/cobra5272/mii.c b/board/cobra5272/mii.c
index fadcbb3..d0a4a39 100644
--- a/board/cobra5272/mii.c
+++ b/board/cobra5272/mii.c
@@ -131,7 +131,7 @@
 
 	return (mii_reply & 0xffff);	/* data read from phy */
 }
-#endif				/* CFG_DISCOVER_PHY || (CONFIG_COMMANDS & CONFIG_CMD_MII) */
+#endif				/* CFG_DISCOVER_PHY || CONFIG_CMD_MII */
 
 #if defined(CFG_DISCOVER_PHY)
 int mii_discover_phy(struct eth_device *dev)