diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index 1128451b5d742bae4dffd6017fb0ce41f02c67b9..e07589d04f64ed259af4997d8e30ce1caa379288 100644
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -495,6 +495,7 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
 		case PCI_DEVICE_ID_INTEL_ICH6_1:
 		case PCI_DEVICE_ID_INTEL_ICH7_0:
 		case PCI_DEVICE_ID_INTEL_ICH7_1:
+		case PCI_DEVICE_ID_INTEL_ESB2_0:
 			r->name = "PIIX/ICH";
 			r->get = pirq_piix_get;
 			r->set = pirq_piix_set;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index de33f6724867e68da262bac9e5372e1656f30e3b..f1f75fde8cd46d668b5fe68b64259939a0f0f17a 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2391,6 +2391,25 @@
 #define PCI_DEVICE_ID_INTEL_ICH6_17	0x266d
 #define PCI_DEVICE_ID_INTEL_ICH6_18	0x266e
 #define PCI_DEVICE_ID_INTEL_ICH6_19	0x266f
+#define PCI_DEVICE_ID_INTEL_ESB2_0	0x2670
+#define PCI_DEVICE_ID_INTEL_ESB2_1	0x2680
+#define PCI_DEVICE_ID_INTEL_ESB2_2	0x2681
+#define PCI_DEVICE_ID_INTEL_ESB2_3	0x2682
+#define PCI_DEVICE_ID_INTEL_ESB2_4	0x2683
+#define PCI_DEVICE_ID_INTEL_ESB2_5	0x2688
+#define PCI_DEVICE_ID_INTEL_ESB2_6	0x2689
+#define PCI_DEVICE_ID_INTEL_ESB2_7	0x268a
+#define PCI_DEVICE_ID_INTEL_ESB2_8	0x268b
+#define PCI_DEVICE_ID_INTEL_ESB2_9	0x268c
+#define PCI_DEVICE_ID_INTEL_ESB2_10	0x2690
+#define PCI_DEVICE_ID_INTEL_ESB2_11	0x2692
+#define PCI_DEVICE_ID_INTEL_ESB2_12	0x2694
+#define PCI_DEVICE_ID_INTEL_ESB2_13	0x2696
+#define PCI_DEVICE_ID_INTEL_ESB2_14	0x2698
+#define PCI_DEVICE_ID_INTEL_ESB2_15	0x2699
+#define PCI_DEVICE_ID_INTEL_ESB2_16	0x269a
+#define PCI_DEVICE_ID_INTEL_ESB2_17	0x269b
+#define PCI_DEVICE_ID_INTEL_ESB2_18	0x269e
 #define PCI_DEVICE_ID_INTEL_ICH7_0	0x27b8
 #define PCI_DEVICE_ID_INTEL_ICH7_1	0x27b9
 #define PCI_DEVICE_ID_INTEL_ICH7_2	0x27c0
@@ -2415,6 +2434,18 @@
 #define PCI_DEVICE_ID_INTEL_ICH7_22	0x27e0
 #define PCI_DEVICE_ID_INTEL_ICH7_23	0x27e2
 #define PCI_DEVICE_ID_INTEL_82855PM_HB	0x3340
+#define PCI_DEVICE_ID_INTEL_ESB2_19	0x3500
+#define PCI_DEVICE_ID_INTEL_ESB2_20	0x3501
+#define PCI_DEVICE_ID_INTEL_ESB2_21	0x3504
+#define PCI_DEVICE_ID_INTEL_ESB2_22	0x3505
+#define PCI_DEVICE_ID_INTEL_ESB2_23	0x350c
+#define PCI_DEVICE_ID_INTEL_ESB2_24	0x350d
+#define PCI_DEVICE_ID_INTEL_ESB2_25	0x3510
+#define PCI_DEVICE_ID_INTEL_ESB2_26	0x3511
+#define PCI_DEVICE_ID_INTEL_ESB2_27	0x3514
+#define PCI_DEVICE_ID_INTEL_ESB2_28	0x3515
+#define PCI_DEVICE_ID_INTEL_ESB2_29	0x3518
+#define PCI_DEVICE_ID_INTEL_ESB2_30	0x3519
 #define PCI_DEVICE_ID_INTEL_82830_HB	0x3575
 #define PCI_DEVICE_ID_INTEL_82830_CGC	0x3577
 #define PCI_DEVICE_ID_INTEL_82855GM_HB	0x3580