diff --git a/corefreq-api.h b/corefreq-api.h
index cd42fb6..f9ec374 100644
--- a/corefreq-api.h
+++ b/corefreq-api.h
@@ -1484,6 +1484,7 @@ typedef struct
 /* Source: AMD Ryzen 9 7950X [ Zen4/Raphael ]				*/
 #define DID_AMD_19H_ZEN4_RPL_NB_IOMMU	0x14d9	/*	Raphael 	*/
 #define DID_AMD_19H_ZEN4_GNA_NB_IOMMU	0x149e	/*	Genoa		*/
+#define DID_AMD_19H_ZEN4_PHX_NB_IOMMU	0x14e9	/*	Phoenix 	*/
 /* Source: /include/linux/pci_ids.h					*/
 #define DID_AMD_17H_ZEPPELIN_DF_UMC	0x1460	/*	Zeppelin	*/
 #define DID_AMD_17H_RAVEN_DF_UMC	0x15e8	/*	Raven		*/
@@ -1499,3 +1500,4 @@ typedef struct
 #define DID_AMD_19H_REMBRANDT_DF_UMC	0x1679	/*	Rembrandt 	*/
 #define DID_AMD_19H_RAPHAEL_DF_UMC	0x14e0	/*	Raphael 	*/
 #define DID_AMD_19H_GENOA_DF_UMC	0x14ad	/*	Genoa		*/
+#define DID_AMD_19H_PHOENIX_DF_UMC	0x14f0	/*	Phoenix 	*/
diff --git a/corefreqd.c b/corefreqd.c
index c6a447b..4c5a814 100644
--- a/corefreqd.c
+++ b/corefreqd.c
@@ -7023,6 +7023,7 @@ void PCI_AMD(RO(SHM_STRUCT) *RO(Shm), RO(PROC) *RO(Proc), RO(CORE) *RO(Core),
 	case DID_AMD_19H_ZEN3_RMB_NB_IOMMU:
 	case DID_AMD_19H_ZEN4_RPL_NB_IOMMU:
 	case DID_AMD_19H_ZEN4_GNA_NB_IOMMU:
+	case DID_AMD_19H_ZEN4_PHX_NB_IOMMU:
 		AMD_17h_IOMMU(RO(Shm), RO(Proc));
 		break;
 	case DID_AMD_17H_ZEPPELIN_DF_UMC:
@@ -7039,6 +7040,7 @@ void PCI_AMD(RO(SHM_STRUCT) *RO(Shm), RO(PROC) *RO(Proc), RO(CORE) *RO(Core),
 	case DID_AMD_19H_REMBRANDT_DF_UMC:
 	case DID_AMD_19H_RAPHAEL_DF_UMC:
 	case DID_AMD_19H_GENOA_DF_UMC:
+	case DID_AMD_19H_PHOENIX_DF_UMC:
 		AMD_17h_UMC(RO(Shm), RO(Proc));
 		AMD_17h_CAP(RO(Shm), RO(Proc), RO(Core));
 		SET_CHIPSET(IC_ZEN);
diff --git a/corefreqk.c b/corefreqk.c
index 0f5fbd2..20494cb 100644
--- a/corefreqk.c
+++ b/corefreqk.c
@@ -6843,6 +6843,18 @@ static PCI_CALLBACK AMD_DataFabric_Genoa(struct pci_dev *pdev)
 		(const unsigned int[]) {PCI_DEVFN(0x18, 0x0)} );
 }
 
+static PCI_CALLBACK AMD_DataFabric_Phoenix(struct pci_dev *pdev)
+{
+	return AMD_17h_DataFabric(	pdev,
+					(const unsigned int[2][2]) {
+						{ 0x0, 0x20},
+						{0x10, 0x30}
+					},
+					0x44, 0x90,
+					1, MC_MAX_CHA,
+		(const unsigned int[]) {PCI_DEVFN(0x18, 0x0)} );
+}
+
 static void CoreFreqK_ResetChip(struct pci_dev *dev)
 {
 	UNUSED(dev);
diff --git a/corefreqk.h b/corefreqk.h
index b310a2b..b26e06c 100644
--- a/corefreqk.h
+++ b/corefreqk.h
@@ -2109,6 +2109,7 @@ static PCI_CALLBACK AMD_DataFabric_Cezanne(struct pci_dev *pdev) ;
 static PCI_CALLBACK AMD_DataFabric_Rembrandt(struct pci_dev *pdev) ;
 static PCI_CALLBACK AMD_DataFabric_Raphael(struct pci_dev *pdev) ;
 static PCI_CALLBACK AMD_DataFabric_Genoa(struct pci_dev *pdev) ;
+static PCI_CALLBACK AMD_DataFabric_Phoenix(struct pci_dev *pdev) ;
 
 static struct pci_device_id PCI_Void_ids[] = {
 	{0, }
@@ -3082,6 +3083,10 @@ static struct pci_device_id PCI_AMD_17h_ids[] = {
 		PCI_VDEVICE(AMD, DID_AMD_19H_ZEN4_GNA_NB_IOMMU),
 		.driver_data = (kernel_ulong_t) AMD_Zen_IOMMU
 	},
+	{
+		PCI_VDEVICE(AMD, DID_AMD_19H_ZEN4_PHX_NB_IOMMU),
+		.driver_data = (kernel_ulong_t) AMD_Zen_IOMMU
+	},
 	/* Source: HYGON: PCI list					*/
 	{
 		PCI_VDEVICE(HYGON, DID_AMD_17H_ZEN_PLUS_NB_IOMMU),
@@ -3146,6 +3151,10 @@ static struct pci_device_id PCI_AMD_17h_ids[] = {
 		PCI_VDEVICE(AMD, DID_AMD_19H_GENOA_DF_UMC),
 		.driver_data = (kernel_ulong_t) AMD_DataFabric_Genoa
 	},
+	{
+		PCI_VDEVICE(AMD, DID_AMD_19H_PHOENIX_DF_UMC),
+		.driver_data = (kernel_ulong_t) AMD_DataFabric_Phoenix
+	},
 	{0, }
 };