diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 5d362b5ba06f..9810a0f76c91 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -589,8 +589,6 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
 	case PCI_DEVICE_ID_INTEL_ICH10_1:
 	case PCI_DEVICE_ID_INTEL_ICH10_2:
 	case PCI_DEVICE_ID_INTEL_ICH10_3:
-	case PCI_DEVICE_ID_INTEL_CPT_LPC1:
-	case PCI_DEVICE_ID_INTEL_CPT_LPC2:
 		r->name = "PIIX/ICH";
 		r->get = pirq_piix_get;
 		r->set = pirq_piix_set;
@@ -605,6 +603,13 @@ static __init int intel_router_probe(struct irq_router *r, struct pci_dev *route
 		return 1;
 	}
 
+	if ((device >= PCI_DEVICE_ID_INTEL_CPT_LPC_MIN) && 
+		(device <= PCI_DEVICE_ID_INTEL_CPT_LPC_MAX)) {
+		r->name = "PIIX/ICH";
+		r->get = pirq_piix_get;
+		r->set = pirq_piix_set;
+		return 1;
+	}
 	return 0;
 }
 
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 9f688d243b86..ae66851870be 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2419,8 +2419,8 @@
 #define PCI_DEVICE_ID_INTEL_82845_HB	0x1a30
 #define PCI_DEVICE_ID_INTEL_IOAT	0x1a38
 #define PCI_DEVICE_ID_INTEL_CPT_SMBUS	0x1c22
-#define PCI_DEVICE_ID_INTEL_CPT_LPC1	0x1c42
-#define PCI_DEVICE_ID_INTEL_CPT_LPC2	0x1c43
+#define PCI_DEVICE_ID_INTEL_CPT_LPC_MIN	0x1c41
+#define PCI_DEVICE_ID_INTEL_CPT_LPC_MAX	0x1c5f
 #define PCI_DEVICE_ID_INTEL_82801AA_0	0x2410
 #define PCI_DEVICE_ID_INTEL_82801AA_1	0x2411
 #define PCI_DEVICE_ID_INTEL_82801AA_3	0x2413