--- jsm_driver.c	2009-12-03 06:51:21.000000000 +0300
+++ /usr/src/linux-source-2.6.32/drivers/serial/jsm/jsm_driver.c	2011-01-11 16:50:57.000000000 +0300
@@ -81,7 +81,7 @@
 	/* store the info for the board we've found */
 	brd->boardnum = adapter_count++;
 	brd->pci_dev = pdev;
-	if (pdev->device == PCIE_DEVICE_ID_NEO_4_IBM)
+	if (pdev->device == PCIE_DEVICE_ID_NEO_4_IBM || pdev->device == PCI_DEVICE_ID_DIGI_NEO_4)
 		brd->maxports = 4;
 	else if (pdev->device == PCI_DEVICE_ID_DIGI_NEO_8)
 		brd->maxports = 8;
@@ -213,6 +213,7 @@
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45PRI), 0, 0, 3 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4_IBM), 0, 0, 4 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_NEO_8), 0, 0, 5 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_NEO_4), 0, 0, 6 },
 	{ 0, }
 };
 MODULE_DEVICE_TABLE(pci, jsm_pci_tbl);