tg3: Add support for 2 new selfboot formats

This patch adds new offsets to the bootcode version extraction code to
support NVRAM format versions 4 and 5.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index b4fd596..ffc12b1 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1864,6 +1864,8 @@
 #define TG3_EEPROM_SB_REVISION_0	0x00000000
 #define TG3_EEPROM_SB_REVISION_2	0x00020000
 #define TG3_EEPROM_SB_REVISION_3	0x00030000
+#define TG3_EEPROM_SB_REVISION_4	0x00040000
+#define TG3_EEPROM_SB_REVISION_5	0x00050000
 #define TG3_EEPROM_MAGIC_HW		0xabcd
 #define TG3_EEPROM_MAGIC_HW_MSK		0xffff
 
@@ -1881,6 +1883,8 @@
 #define TG3_EEPROM_SB_F1R2_EDH_OFF	0x14
 #define TG3_EEPROM_SB_F1R2_MBA_OFF	0x10
 #define TG3_EEPROM_SB_F1R3_EDH_OFF	0x18
+#define TG3_EEPROM_SB_F1R4_EDH_OFF	0x1c
+#define TG3_EEPROM_SB_F1R5_EDH_OFF	0x20
 #define TG3_EEPROM_SB_EDH_MAJ_MASK	0x00000700
 #define TG3_EEPROM_SB_EDH_MAJ_SHFT	8
 #define TG3_EEPROM_SB_EDH_MIN_MASK	0x000000ff