drivers/tty/serial/8250_fourport.c

   1 /*
   2  *  Copyright (C) 2005 Russell King.
   3  *  Data taken from include/asm-i386/serial.h
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9 #include <linux/module.h>
  10 #include <linux/init.h>
  11 #include <linux/serial_8250.h>
  12
  13 #define PORT(_base,_irq)                                                \
  14         {                                                               \
  15                 .iobase         = _base,                                \
  16                 .irq            = _irq,                                 \
  17                 .uartclk        = 1843200,                              \
  18                 .iotype         = UPIO_PORT,                            \
  19                 .flags          = UPF_BOOT_AUTOCONF | UPF_FOURPORT,     \
  20         }
  21
  22 static struct plat_serial8250_port fourport_data[] = {
  23         PORT(0x1a0, 9),
  24         PORT(0x1a8, 9),
  25         PORT(0x1b0, 9),
  26         PORT(0x1b8, 9),
  27         PORT(0x2a0, 5),
  28         PORT(0x2a8, 5),
  29         PORT(0x2b0, 5),
  30         PORT(0x2b8, 5),
  31         { },
  32 };
  33
  34 static struct platform_device fourport_device = {
  35         .name                   = "serial8250",
  36         .id                     = PLAT8250_DEV_FOURPORT,
  37         .dev                    = {
  38                 .platform_data  = fourport_data,
  39         },
  40 };
  41
  42 static int __init fourport_init(void)
  43 {
  44         return platform_device_register(&fourport_device);
  45 }
  46
  47 module_init(fourport_init);
  48
  49 MODULE_AUTHOR("Russell King");
  50 MODULE_DESCRIPTION("8250 serial probe module for AST Fourport cards");
  51 MODULE_LICENSE("GPL");