tg3: Add new 5785 10/100 only device ID

This patch adds a new device ID for those 5785 devices that will only
use 10/100 phys.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 60b12ab..1c9495d 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -44,6 +44,8 @@
 #define  TG3PCI_DEVICE_TIGON3_57760	 0x1690
 #define  TG3PCI_DEVICE_TIGON3_57790	 0x1694
 #define  TG3PCI_DEVICE_TIGON3_57788	 0x1691
+#define  TG3PCI_DEVICE_TIGON3_5785_G	 0x1699 /* GPHY */
+#define  TG3PCI_DEVICE_TIGON3_5785_F	 0x16a0 /* 10/100 only */
 /* 0x04 --> 0x64 unused */
 #define TG3PCI_MSI_DATA			0x00000064
 /* 0x66 --> 0x68 unused */