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authorLee Howard <lee.howard@mainpine.com>2008-10-21 08:48:58 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-23 12:31:09 -0400
commit7106b4e333baeaf3c596e4d240438059b8a7616d (patch)
tree134152ba7d67e2a3d26d6fe1b464a3f51690147a /drivers/serial
parentcb4bca3540535a15705b50bdaea4fe2fddd183b3 (diff)
8250: Oxford Semiconductor Devices
Add support for the OxSemi 'Tornado' devices. Reformatted and reworked a bit by Alan Cox Signed-off-by: Lee Howard <lee.howard@mainpine.com> Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/8250_pci.c211
1 files changed, 211 insertions, 0 deletions
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index c014ffb110e9..1bdb08b41f73 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1100,6 +1100,8 @@ enum pci_board_num_t {
1100 pbn_b0_4_1843200_200, 1100 pbn_b0_4_1843200_200,
1101 pbn_b0_8_1843200_200, 1101 pbn_b0_8_1843200_200,
1102 1102
1103 pbn_b0_1_4000000,
1104
1103 pbn_b0_bt_1_115200, 1105 pbn_b0_bt_1_115200,
1104 pbn_b0_bt_2_115200, 1106 pbn_b0_bt_2_115200,
1105 pbn_b0_bt_8_115200, 1107 pbn_b0_bt_8_115200,
@@ -1167,6 +1169,10 @@ enum pci_board_num_t {
1167 pbn_exsys_4055, 1169 pbn_exsys_4055,
1168 pbn_plx_romulus, 1170 pbn_plx_romulus,
1169 pbn_oxsemi, 1171 pbn_oxsemi,
1172 pbn_oxsemi_1_4000000,
1173 pbn_oxsemi_2_4000000,
1174 pbn_oxsemi_4_4000000,
1175 pbn_oxsemi_8_4000000,
1170 pbn_intel_i960, 1176 pbn_intel_i960,
1171 pbn_sgi_ioc3, 1177 pbn_sgi_ioc3,
1172 pbn_computone_4, 1178 pbn_computone_4,
@@ -1290,6 +1296,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
1290 .base_baud = 1843200, 1296 .base_baud = 1843200,
1291 .uart_offset = 0x200, 1297 .uart_offset = 0x200,
1292 }, 1298 },
1299 [pbn_b0_1_4000000] = {
1300 .flags = FL_BASE0,
1301 .num_ports = 1,
1302 .base_baud = 4000000,
1303 .uart_offset = 8,
1304 },
1293 1305
1294 [pbn_b0_bt_1_115200] = { 1306 [pbn_b0_bt_1_115200] = {
1295 .flags = FL_BASE0|FL_BASE_BARS, 1307 .flags = FL_BASE0|FL_BASE_BARS,
@@ -1625,6 +1637,35 @@ static struct pciserial_board pci_boards[] __devinitdata = {
1625 .base_baud = 115200, 1637 .base_baud = 115200,
1626 .uart_offset = 8, 1638 .uart_offset = 8,
1627 }, 1639 },
1640 [pbn_oxsemi_1_4000000] = {
1641 .flags = FL_BASE0,
1642 .num_ports = 1,
1643 .base_baud = 4000000,
1644 .uart_offset = 0x200,
1645 .first_offset = 0x1000,
1646 },
1647 [pbn_oxsemi_2_4000000] = {
1648 .flags = FL_BASE0,
1649 .num_ports = 2,
1650 .base_baud = 4000000,
1651 .uart_offset = 0x200,
1652 .first_offset = 0x1000,
1653 },
1654 [pbn_oxsemi_4_4000000] = {
1655 .flags = FL_BASE0,
1656 .num_ports = 4,
1657 .base_baud = 4000000,
1658 .uart_offset = 0x200,
1659 .first_offset = 0x1000,
1660 },
1661 [pbn_oxsemi_8_4000000] = {
1662 .flags = FL_BASE0,
1663 .num_ports = 8,
1664 .base_baud = 4000000,
1665 .uart_offset = 0x200,
1666 .first_offset = 0x1000,
1667 },
1668
1628 1669
1629 /* 1670 /*
1630 * EKF addition for i960 Boards form EKF with serial port. 1671 * EKF addition for i960 Boards form EKF with serial port.
@@ -1813,6 +1854,34 @@ serial_pci_matches(struct pciserial_board *board,
1813 board->first_offset == guessed->first_offset; 1854 board->first_offset == guessed->first_offset;
1814} 1855}
1815 1856
1857/*
1858 * Oxford Semiconductor Inc.
1859 * Check that device is part of the Tornado range of devices, then determine
1860 * the number of ports available on the device.
1861 */
1862static int pci_oxsemi_tornado_init(struct pci_dev *dev, struct pciserial_board *board)
1863{
1864 u8 __iomem *p;
1865 unsigned long deviceID;
1866 unsigned int number_uarts;
1867
1868 p = pci_iomap(dev, 0, 5);
1869 if (p == NULL)
1870 return -ENOMEM;
1871
1872 deviceID = ioread32(p);
1873 /* Tornado device */
1874 if (deviceID == 0x07000200) {
1875 number_uarts = ioread8(p + 4);
1876 board->num_ports = number_uarts;
1877 printk(KERN_DEBUG
1878 "%d ports detected on Oxford PCI Express device\n",
1879 number_uarts);
1880 }
1881 pci_iounmap(dev, p);
1882 return 0;
1883}
1884
1816struct serial_private * 1885struct serial_private *
1817pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board) 1886pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board)
1818{ 1887{
@@ -1821,6 +1890,12 @@ pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board)
1821 struct pci_serial_quirk *quirk; 1890 struct pci_serial_quirk *quirk;
1822 int rc, nr_ports, i; 1891 int rc, nr_ports, i;
1823 1892
1893 /*
1894 * Find number of ports on board
1895 */
1896 if (dev->vendor == PCI_VENDOR_ID_OXSEMI)
1897 pci_oxsemi_tornado_init(dev, board);
1898
1824 nr_ports = board->num_ports; 1899 nr_ports = board->num_ports;
1825 1900
1826 /* 1901 /*
@@ -2301,6 +2376,142 @@ static struct pci_device_id serial_pci_tbl[] = {
2301 pbn_b0_bt_2_921600 }, 2376 pbn_b0_bt_2_921600 },
2302 2377
2303 /* 2378 /*
2379 * Oxford Semiconductor Inc. Tornado PCI express device range.
2380 */
2381 { PCI_VENDOR_ID_OXSEMI, 0xc101, /* OXPCIe952 1 Legacy UART */
2382 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2383 pbn_b0_1_4000000 },
2384 { PCI_VENDOR_ID_OXSEMI, 0xc105, /* OXPCIe952 1 Legacy UART */
2385 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2386 pbn_b0_1_4000000 },
2387 { PCI_VENDOR_ID_OXSEMI, 0xc11b, /* OXPCIe952 1 Native UART */
2388 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2389 pbn_oxsemi_1_4000000 },
2390 { PCI_VENDOR_ID_OXSEMI, 0xc11f, /* OXPCIe952 1 Native UART */
2391 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2392 pbn_oxsemi_1_4000000 },
2393 { PCI_VENDOR_ID_OXSEMI, 0xc120, /* OXPCIe952 1 Legacy UART */
2394 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2395 pbn_b0_1_4000000 },
2396 { PCI_VENDOR_ID_OXSEMI, 0xc124, /* OXPCIe952 1 Legacy UART */
2397 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2398 pbn_b0_1_4000000 },
2399 { PCI_VENDOR_ID_OXSEMI, 0xc138, /* OXPCIe952 1 Native UART */
2400 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2401 pbn_oxsemi_1_4000000 },
2402 { PCI_VENDOR_ID_OXSEMI, 0xc13d, /* OXPCIe952 1 Native UART */
2403 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2404 pbn_oxsemi_1_4000000 },
2405 { PCI_VENDOR_ID_OXSEMI, 0xc140, /* OXPCIe952 1 Legacy UART */
2406 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2407 pbn_b0_1_4000000 },
2408 { PCI_VENDOR_ID_OXSEMI, 0xc141, /* OXPCIe952 1 Legacy UART */
2409 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2410 pbn_b0_1_4000000 },
2411 { PCI_VENDOR_ID_OXSEMI, 0xc144, /* OXPCIe952 1 Legacy UART */
2412 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2413 pbn_b0_1_4000000 },
2414 { PCI_VENDOR_ID_OXSEMI, 0xc145, /* OXPCIe952 1 Legacy UART */
2415 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2416 pbn_b0_1_4000000 },
2417 { PCI_VENDOR_ID_OXSEMI, 0xc158, /* OXPCIe952 2 Native UART */
2418 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2419 pbn_oxsemi_2_4000000 },
2420 { PCI_VENDOR_ID_OXSEMI, 0xc15d, /* OXPCIe952 2 Native UART */
2421 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2422 pbn_oxsemi_2_4000000 },
2423 { PCI_VENDOR_ID_OXSEMI, 0xc208, /* OXPCIe954 4 Native UART */
2424 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2425 pbn_oxsemi_4_4000000 },
2426 { PCI_VENDOR_ID_OXSEMI, 0xc20d, /* OXPCIe954 4 Native UART */
2427 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2428 pbn_oxsemi_4_4000000 },
2429 { PCI_VENDOR_ID_OXSEMI, 0xc308, /* OXPCIe958 8 Native UART */
2430 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2431 pbn_oxsemi_8_4000000 },
2432 { PCI_VENDOR_ID_OXSEMI, 0xc30d, /* OXPCIe958 8 Native UART */
2433 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2434 pbn_oxsemi_8_4000000 },
2435 { PCI_VENDOR_ID_OXSEMI, 0xc40b, /* OXPCIe200 1 Native UART */
2436 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2437 pbn_oxsemi_1_4000000 },
2438 { PCI_VENDOR_ID_OXSEMI, 0xc40f, /* OXPCIe200 1 Native UART */
2439 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2440 pbn_oxsemi_1_4000000 },
2441 { PCI_VENDOR_ID_OXSEMI, 0xc41b, /* OXPCIe200 1 Native UART */
2442 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2443 pbn_oxsemi_1_4000000 },
2444 { PCI_VENDOR_ID_OXSEMI, 0xc41f, /* OXPCIe200 1 Native UART */
2445 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2446 pbn_oxsemi_1_4000000 },
2447 { PCI_VENDOR_ID_OXSEMI, 0xc42b, /* OXPCIe200 1 Native UART */
2448 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2449 pbn_oxsemi_1_4000000 },
2450 { PCI_VENDOR_ID_OXSEMI, 0xc42f, /* OXPCIe200 1 Native UART */
2451 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2452 pbn_oxsemi_1_4000000 },
2453 { PCI_VENDOR_ID_OXSEMI, 0xc43b, /* OXPCIe200 1 Native UART */
2454 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2455 pbn_oxsemi_1_4000000 },
2456 { PCI_VENDOR_ID_OXSEMI, 0xc43f, /* OXPCIe200 1 Native UART */
2457 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2458 pbn_oxsemi_1_4000000 },
2459 { PCI_VENDOR_ID_OXSEMI, 0xc44b, /* OXPCIe200 1 Native UART */
2460 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2461 pbn_oxsemi_1_4000000 },
2462 { PCI_VENDOR_ID_OXSEMI, 0xc44f, /* OXPCIe200 1 Native UART */
2463 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2464 pbn_oxsemi_1_4000000 },
2465 { PCI_VENDOR_ID_OXSEMI, 0xc45b, /* OXPCIe200 1 Native UART */
2466 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2467 pbn_oxsemi_1_4000000 },
2468 { PCI_VENDOR_ID_OXSEMI, 0xc45f, /* OXPCIe200 1 Native UART */
2469 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2470 pbn_oxsemi_1_4000000 },
2471 { PCI_VENDOR_ID_OXSEMI, 0xc46b, /* OXPCIe200 1 Native UART */
2472 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2473 pbn_oxsemi_1_4000000 },
2474 { PCI_VENDOR_ID_OXSEMI, 0xc46f, /* OXPCIe200 1 Native UART */
2475 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2476 pbn_oxsemi_1_4000000 },
2477 { PCI_VENDOR_ID_OXSEMI, 0xc47b, /* OXPCIe200 1 Native UART */
2478 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2479 pbn_oxsemi_1_4000000 },
2480 { PCI_VENDOR_ID_OXSEMI, 0xc47f, /* OXPCIe200 1 Native UART */
2481 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2482 pbn_oxsemi_1_4000000 },
2483 { PCI_VENDOR_ID_OXSEMI, 0xc48b, /* OXPCIe200 1 Native UART */
2484 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2485 pbn_oxsemi_1_4000000 },
2486 { PCI_VENDOR_ID_OXSEMI, 0xc48f, /* OXPCIe200 1 Native UART */
2487 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2488 pbn_oxsemi_1_4000000 },
2489 { PCI_VENDOR_ID_OXSEMI, 0xc49b, /* OXPCIe200 1 Native UART */
2490 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2491 pbn_oxsemi_1_4000000 },
2492 { PCI_VENDOR_ID_OXSEMI, 0xc49f, /* OXPCIe200 1 Native UART */
2493 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2494 pbn_oxsemi_1_4000000 },
2495 { PCI_VENDOR_ID_OXSEMI, 0xc4ab, /* OXPCIe200 1 Native UART */
2496 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2497 pbn_oxsemi_1_4000000 },
2498 { PCI_VENDOR_ID_OXSEMI, 0xc4af, /* OXPCIe200 1 Native UART */
2499 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2500 pbn_oxsemi_1_4000000 },
2501 { PCI_VENDOR_ID_OXSEMI, 0xc4bb, /* OXPCIe200 1 Native UART */
2502 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2503 pbn_oxsemi_1_4000000 },
2504 { PCI_VENDOR_ID_OXSEMI, 0xc4bf, /* OXPCIe200 1 Native UART */
2505 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2506 pbn_oxsemi_1_4000000 },
2507 { PCI_VENDOR_ID_OXSEMI, 0xc4cb, /* OXPCIe200 1 Native UART */
2508 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2509 pbn_oxsemi_1_4000000 },
2510 { PCI_VENDOR_ID_OXSEMI, 0xc4cf, /* OXPCIe200 1 Native UART */
2511 PCI_ANY_ID, PCI_ANY_ID, 0, 0,
2512 pbn_oxsemi_1_4000000 },
2513
2514 /*
2304 * SBS Technologies, Inc. P-Octal and PMC-OCTPRO cards, 2515 * SBS Technologies, Inc. P-Octal and PMC-OCTPRO cards,
2305 * from skokodyn@yahoo.com 2516 * from skokodyn@yahoo.com
2306 */ 2517 */
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