return 0;
 }
 
+/*
+ * ADDI-DATA GmbH communication cards <info@addi-data.com>
+ */
+static int addidata_apci7800_setup(struct serial_private *priv,
+                               struct pciserial_board *board,
+                               struct uart_port *port, int idx)
+{
+       unsigned int bar = 0, offset = board->first_offset;
+       bar = FL_GET_BASE(board->flags);
+
+       if (idx < 2) {
+               offset += idx * board->uart_offset;
+       } else if ((idx >= 2) && (idx < 4)) {
+               bar += 1;
+               offset += ((idx - 2) * board->uart_offset);
+       } else if ((idx >= 4) && (idx < 6)) {
+               bar += 2;
+               offset += ((idx - 4) * board->uart_offset);
+       } else if (idx >= 6) {
+               bar += 3;
+               offset += ((idx - 6) * board->uart_offset);
+       }
+
+       return setup_port(priv, port, bar, offset, board->reg_shift);
+}
+
 /*
  * AFAVLAB uses a different mixture of BARs and offsets
  * Not that ugly ;) -- HW
  * Specific entries must come before more generic entries.
  */
 static struct pci_serial_quirk pci_serial_quirks[] = {
+       /*
+       * ADDI-DATA GmbH communication cards <info@addi-data.com>
+       */
+       {
+               .vendor         = PCI_VENDOR_ID_ADDIDATA_OLD,
+               .device         = PCI_DEVICE_ID_ADDIDATA_APCI7800,
+               .subvendor      = PCI_ANY_ID,
+               .subdevice      = PCI_ANY_ID,
+               .setup          = addidata_apci7800_setup,
+       },
        /*
         * AFAVLAB cards - these may be called via parport_serial
         *  It is not clear whether this applies to all products.
                .base_baud      = 115200,
                .uart_offset    = 8,
        },
+       [pbn_b0_8_115200] = {
+               .flags          = FL_BASE0,
+               .num_ports      = 8,
+               .base_baud      = 115200,
+               .uart_offset    = 8,
+       },
 
        [pbn_b0_1_921600] = {
                .flags          = FL_BASE0,
                PCI_ANY_ID, PCI_ANY_ID, 0, 0,
                pbn_pasemi_1682M },
 
+       /*
+       * ADDI-DATA GmbH communication cards <info@addi-data.com>
+       */
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7500,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_4_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7420,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_2_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7300,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_1_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA_OLD,
+               PCI_DEVICE_ID_ADDIDATA_APCI7800,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b1_8_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7500_2,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_4_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7420_2,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_2_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7300_2,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_1_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7500_3,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_4_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7420_3,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_2_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7300_3,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_1_115200 },
+
+       {       PCI_VENDOR_ID_ADDIDATA,
+               PCI_DEVICE_ID_ADDIDATA_APCI7800_3,
+               PCI_ANY_ID,
+               PCI_ANY_ID,
+               0,
+               0,
+               pbn_b0_8_115200 },
+
        /*
         * These entries match devices with class COMMUNICATION_SERIAL,
         * COMMUNICATION_MODEM or COMMUNICATION_MULTISERIAL
 
 #define PCI_VENDOR_ID_QUICKNET         0x15e2
 #define PCI_DEVICE_ID_QUICKNET_XJ      0x0500
 
+/*
+ * ADDI-DATA GmbH communication cards <info@addi-data.com>
+ */
+#define PCI_VENDOR_ID_ADDIDATA_OLD             0x10E8
+#define PCI_VENDOR_ID_ADDIDATA                 0x15B8
+#define PCI_DEVICE_ID_ADDIDATA_APCI7500        0x7000
+#define PCI_DEVICE_ID_ADDIDATA_APCI7420        0x7001
+#define PCI_DEVICE_ID_ADDIDATA_APCI7300        0x7002
+#define PCI_DEVICE_ID_ADDIDATA_APCI7800        0x818E
+#define PCI_DEVICE_ID_ADDIDATA_APCI7500_2      0x7009
+#define PCI_DEVICE_ID_ADDIDATA_APCI7420_2      0x700A
+#define PCI_DEVICE_ID_ADDIDATA_APCI7300_2      0x700B
+#define PCI_DEVICE_ID_ADDIDATA_APCI7500_3      0x700C
+#define PCI_DEVICE_ID_ADDIDATA_APCI7420_3      0x700D
+#define PCI_DEVICE_ID_ADDIDATA_APCI7300_3      0x700E
+#define PCI_DEVICE_ID_ADDIDATA_APCI7800_3      0x700F
+
 #define PCI_VENDOR_ID_PDC              0x15e9
 
 #define PCI_VENDOR_ID_FARSITE           0x1619