util/inteltool: Add pci ids for 4 northbridge models instead of 1.

This patch supports northbridges: 0x0150 0x0154 0x0158 0x015c as 3rd gen core.
Tested on 0x0150 (0x0154 previously only model).

Change-Id: I53a33d864494dd4ac1cb9e8330450f56001ed92c
Signed-off-by: Damien Zammit <damien@zamaudio.com>
Reviewed-on: http://review.coreboot.org/5873
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/util/inteltool/inteltool.h b/util/inteltool/inteltool.h
index 88008e4..a06c70d 100644
--- a/util/inteltool/inteltool.h
+++ b/util/inteltool/inteltool.h
@@ -154,7 +154,10 @@
 #define PCI_DEVICE_ID_INTEL_CORE_0TH_GEN	0xd132 /* Nehalem */
 #define PCI_DEVICE_ID_INTEL_CORE_1ST_GEN	0x0044 /* Westmere */
 #define PCI_DEVICE_ID_INTEL_CORE_2ND_GEN	0x0104 /* Sandy Bridge */
-#define PCI_DEVICE_ID_INTEL_CORE_3RD_GEN	0x0154 /* Ivy Bridge */
+#define PCI_DEVICE_ID_INTEL_CORE_3RD_GEN_A	0x0150 /* Ivy Bridge */
+#define PCI_DEVICE_ID_INTEL_CORE_3RD_GEN_B	0x0154 /* Ivy Bridge */
+#define PCI_DEVICE_ID_INTEL_CORE_3RD_GEN_C	0x0158 /* Ivy Bridge */
+#define PCI_DEVICE_ID_INTEL_CORE_3RD_GEN_D	0x015c /* Ivy Bridge */
 #define PCI_DEVICE_ID_INTEL_CORE_4TH_GEN	0x0c04 /* Haswell */
 
 #define ARRAY_SIZE(a) ((int)(sizeof(a) / sizeof((a)[0])))