[TG3]: add support for bcm5752 rev a1

Replace existing ASIC_REV_5752 definition with ASIC_REV_5752_A0,
and add definition for ASIC_REV_5752_A1. Then, add ASIC_REV_5752_A1
to check for setting TG3_FLG2_5750_PLUS in tg3_get_invariants.
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/tg3.c

@@ -7929,7 +7929,8 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 	tp->pci_bist         = (cacheline_sz_reg >> 24) & 0xff;
 
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 ||
-	    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752)
+	    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752_A0 ||
+	    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752_A1)
 		tp->tg3_flags2 |= TG3_FLG2_5750_PLUS;
 
 	if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) ||

drivers/net/tg3.h

@@ -125,6 +125,8 @@
 #define  CHIPREV_ID_5750_A0		 0x4000
 #define  CHIPREV_ID_5750_A1		 0x4001
 #define  CHIPREV_ID_5750_A3		 0x4003
+#define  CHIPREV_ID_5752_A0		 0x5000
+#define  CHIPREV_ID_5752_A1		 0x6001
 #define  GET_ASIC_REV(CHIP_REV_ID)	((CHIP_REV_ID) >> 12)
 #define   ASIC_REV_5700			 0x07
 #define   ASIC_REV_5701			 0x00
@@ -132,7 +134,8 @@
 #define   ASIC_REV_5704			 0x02
 #define   ASIC_REV_5705			 0x03
 #define   ASIC_REV_5750			 0x04
-#define   ASIC_REV_5752			 0x05
+#define   ASIC_REV_5752_A0		 0x05
+#define   ASIC_REV_5752_A1		 0x06
 #define  GET_CHIP_REV(CHIP_REV_ID)	((CHIP_REV_ID) >> 8)
 #define   CHIPREV_5700_AX		 0x70
 #define   CHIPREV_5700_BX		 0x71