diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index dfaf4ed..cf78a7e 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1350,6 +1350,7 @@
 #define  GRC_MISC_CFG_BOARD_ID_5788	0x00010000
 #define  GRC_MISC_CFG_BOARD_ID_5788M	0x00018000
 #define  GRC_MISC_CFG_BOARD_ID_AC91002A1 0x00018000
+#define  GRC_MISC_CFG_EPHY_IDDQ		0x00200000
 #define  GRC_MISC_CFG_KEEP_GPHY_POWER	0x04000000
 #define GRC_LOCAL_CTRL			0x00006808
 #define  GRC_LCLCTRL_INT_ACTIVE		0x00000001