--- src/drivers/net/tg3/tg3.h	2012-08-20 18:22:15.764715313 -0400
+++ src/drivers/net/tg3/tg3-new.h	2012-10-08 20:28:23.479174602 -0400
@@ -298,6 +298,7 @@
 #define   ASIC_REV_57780		 0x57780
 #define   ASIC_REV_5717			 0x5717
 #define   ASIC_REV_57765		 0x57785
+#define   ASIC_REV_57766		 0x57766
 #define   ASIC_REV_5719			 0x5719
 #define   ASIC_REV_5720			 0x5720
 #define  GET_CHIP_REV(CHIP_REV_ID)	((CHIP_REV_ID) >> 8)
@@ -1215,6 +1216,8 @@
 #define TG3_CPMU_LNK_AWARE_PWRMD	0x00003610
 #define  CPMU_LNK_AWARE_MACCLK_MASK	 0x001f0000
 #define  CPMU_LNK_AWARE_MACCLK_6_25	 0x00130000
+
+#define TG3_CPMU_D0_CLCK_POLICY     0x00003614
 /* 0x3614 --> 0x361c unused */
 
 #define TG3_CPMU_HST_ACC		0x0000361c
@@ -1225,6 +1228,9 @@
 #define TG3_CPMU_CLCK_ORIDE		0x00003624
 #define  CPMU_CLCK_ORIDE_MAC_ORIDE_EN	 0x80000000
 
+#define TG3_CPMU_CLCK_ORIDE_EN		0x00003628
+#define  CPMU_CLCK_ORIDE_MAC_CLCK_ORIDE_EN	 0x00002000
+
 #define TG3_CPMU_CLCK_STAT		0x00003630
 #define  CPMU_CLCK_STAT_MAC_CLCK_MASK	 0x001f0000
 #define  CPMU_CLCK_STAT_MAC_CLCK_62_5	 0x00000000