[PATCH] bnx2: add 5708 support

Add 5708 copper and serdes basic support, including 2.5 Gbps support
on 5708 serdes. SPEED_2500 is also added to ethtool.h

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index d2c390e..93535f0 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -453,10 +453,11 @@
  * it was foced up into this mode or autonegotiated.
  */
 
-/* The forced speed, 10Mb, 100Mb, gigabit, 10GbE. */
+/* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */
 #define SPEED_10		10
 #define SPEED_100		100
 #define SPEED_1000		1000
+#define SPEED_2500		2500
 #define SPEED_10000		10000
 
 /* Duplex, half or full. */