kernel/drivers/tty/serial/8250/8250_hub6.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 HUB6(card,port)                                                 \
  14         {                                                               \
  15                 .iobase         = 0x302,                                \
  16                 .irq            = 3,                                    \
  17                 .uartclk        = 1843200,                              \
  18                 .iotype         = UPIO_HUB6,                            \
  19                 .flags          = UPF_BOOT_AUTOCONF,                    \
  20                 .hub6           = (card) << 6 | (port) << 3 | 1,        \
  21         }
  22
  23 static struct plat_serial8250_port hub6_data[] = {
  24         HUB6(0, 0),
  25         HUB6(0, 1),
  26         HUB6(0, 2),
  27         HUB6(0, 3),
  28         HUB6(0, 4),
  29         HUB6(0, 5),
  30         HUB6(1, 0),
  31         HUB6(1, 1),
  32         HUB6(1, 2),
  33         HUB6(1, 3),
  34         HUB6(1, 4),
  35         HUB6(1, 5),
  36         { },
  37 };
  38
  39 static struct platform_device hub6_device = {
  40         .name                   = "serial8250",
  41         .id                     = PLAT8250_DEV_HUB6,
  42         .dev                    = {
  43                 .platform_data  = hub6_data,
  44         },
  45 };
  46
  47 static int __init hub6_init(void)
  48 {
  49         return platform_device_register(&hub6_device);
  50 }
  51
  52 module_init(hub6_init);
  53
  54 MODULE_AUTHOR("Russell King");
  55 MODULE_DESCRIPTION("8250 serial probe module for Hub6 cards");
  56 MODULE_LICENSE("GPL");