diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
index 9e4f95a91fb4004af5d63569a316b0beb2deca93..ddfb5b846045d0e156c4287b2edb50c6d250b40f 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_pci_id_tbl.h
@@ -153,6 +153,7 @@ CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
 	CH_PCI_ID_TABLE_FENTRY(0x5086),	/* Custom 2x T580-CR */
 	CH_PCI_ID_TABLE_FENTRY(0x5087),	/* Custom T580-CR */
 	CH_PCI_ID_TABLE_FENTRY(0x5088),	/* Custom T570-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5089),	/* Custom T520-CR */
 CH_PCI_DEVICE_ID_TABLE_DEFINE_END;
 
 #endif /* CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN */