diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 0696d506c4ade99b0d43232128a77cea99d65ec8..b02f6d8ac922f171b5b31be1923aa9e358e73bca 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -590,6 +590,8 @@ 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;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index cca8a044e2b6b34d12fa8d215341e37dc8bfaa2e..0be82432058027a776709c590f51e24991aca869 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2417,6 +2417,9 @@
 #define PCI_DEVICE_ID_INTEL_82840_HB	0x1a21
 #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_82801AA_0	0x2410
 #define PCI_DEVICE_ID_INTEL_82801AA_1	0x2411
 #define PCI_DEVICE_ID_INTEL_82801AA_3	0x2413