release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/serial/8250_exar_st16c554.c

   1 /*
   2  *  linux/drivers/serial/8250_exar.c
   3  *
   4  *  Written by Paul B Schroeder < pschroeder "at" uplogix "dot" com >
   5  *  Based on 8250_boca.
   6  *
   7  *  Copyright (C) 2005 Russell King.
   8  *  Data taken from include/asm-i386/serial.h
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14 #include <linux/module.h>
  15 #include <linux/init.h>
  16 #include <linux/serial_8250.h>
  17
  18 #define PORT(_base,_irq)                                \
  19         {                                               \
  20                 .iobase         = _base,                \
  21                 .irq            = _irq,                 \
  22                 .uartclk        = 1843200,              \
  23                 .iotype         = UPIO_PORT,            \
  24                 .flags          = UPF_BOOT_AUTOCONF,    \
  25         }
  26
  27 static struct plat_serial8250_port exar_data[] = {
  28         PORT(0x100, 5),
  29         PORT(0x108, 5),
  30         PORT(0x110, 5),
  31         PORT(0x118, 5),
  32         { },
  33 };
  34
  35 static struct platform_device exar_device = {
  36         .name                   = "serial8250",
  37         .id                     = PLAT8250_DEV_EXAR_ST16C554,
  38         .dev                    = {
  39                 .platform_data  = exar_data,
  40         },
  41 };
  42
  43 static int __init exar_init(void)
  44 {
  45         return platform_device_register(&exar_device);
  46 }
  47
  48 module_init(exar_init);
  49
  50 MODULE_AUTHOR("Paul B Schroeder");
  51 MODULE_DESCRIPTION("8250 serial probe module for Exar cards");
  52 MODULE_LICENSE("GPL");