serial: 8250_pci: add support for Cronyx Omega PCI multiserial board.

This patch adds support for the Omega-PCI, an 8-port asynchronous
multiport adapter for computers with PCI bus [1].

[1] http://www.cronyx.ru/hardware/ompci.html

Signed-off-by: Antony Pavlov <antony@niisi.msk.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/tty/serial/8250_pci.c b/drivers/tty/serial/8250_pci.c
index 762db97..4b4968a 100644 (file)
--- a/drivers/tty/serial/8250_pci.c
+++ b/drivers/tty/serial/8250_pci.c
@@ -971,6 +971,14 @@ ce4100_serial_setup(struct serial_private *priv,
        return ret;
 }
 
+static int
+pci_omegapci_setup(struct serial_private *priv,
+                     struct pciserial_board *board,
+                     struct uart_port *port, int idx)
+{
+       return setup_port(priv, port, 2, idx * 8, 0);
+}
+
 static int skip_tx_en_setup(struct serial_private *priv,
                        const struct pciserial_board *board,
                        struct uart_port *port, int idx)
@@ -1011,6 +1019,7 @@ static int skip_tx_en_setup(struct serial_private *priv,
 #define PCI_DEVICE_ID_TITAN_200EISI    0xA017
 #define PCI_DEVICE_ID_OXSEMI_16PCI958  0x9538
 #define PCIE_DEVICE_ID_NEO_2_OX_IBM    0x00F6
+#define PCI_DEVICE_ID_PLX_CRONYX_OMEGA 0xc001
 
 /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584        0x1584
@@ -1437,6 +1446,16 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
                .init                   = pci_oxsemi_tornado_init,
                .setup          = pci_default_setup,
        },
+       /*
+        * Cronyx Omega PCI (PLX-chip based)
+        */
+       {
+               .vendor         = PCI_VENDOR_ID_PLX,
+               .device         = PCI_DEVICE_ID_PLX_CRONYX_OMEGA,
+               .subvendor      = PCI_ANY_ID,
+               .subdevice      = PCI_ANY_ID,
+               .setup          = pci_omegapci_setup,
+        },
        /*
         * Default "match everything" terminator entry
         */
@@ -1624,6 +1643,7 @@ enum pci_board_num_t {
        pbn_ADDIDATA_PCIe_4_3906250,
        pbn_ADDIDATA_PCIe_8_3906250,
        pbn_ce4100_1_115200,
+       pbn_omegapci,
 };
 
 /*
@@ -2319,6 +2339,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
                .base_baud      = 921600,
                .reg_shift      = 2,
        },
+       [pbn_omegapci] = {
+               .flags          = FL_BASE0,
+               .num_ports      = 8,
+               .base_baud      = 115200,
+               .uart_offset    = 0x200,
+       },
 };
 
 static const struct pci_device_id softmodem_blacklist[] = {
@@ -3816,6 +3842,12 @@ static struct pci_device_id serial_pci_tbl[] = {
                PCI_ANY_ID,  PCI_ANY_ID, 0, 0,
                pbn_ce4100_1_115200 },
 
+       /*
+        * Cronyx Omega PCI
+        */
+       {       PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_CRONYX_OMEGA,
+               PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+               pbn_omegapci },
 
        /*
         * These entries match devices with class COMMUNICATION_SERIAL,