root/drivers/tty/serial/8250/8250_fourport.c

DEFINITIONS

1. fourport_init

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  *  Copyright (C) 2005 Russell King.
   4  *  Data taken from include/asm-i386/serial.h
   5  */
   6 #include <linux/module.h>
   7 #include <linux/init.h>
   8 #include <linux/serial_8250.h>
   9 
  10 #include "8250.h"
  11 
  12 #define SERIAL8250_FOURPORT(_base, _irq) \
  13         SERIAL8250_PORT_FLAGS(_base, _irq, UPF_FOURPORT)
  14 
  15 static struct plat_serial8250_port fourport_data[] = {
  16         SERIAL8250_FOURPORT(0x1a0, 9),
  17         SERIAL8250_FOURPORT(0x1a8, 9),
  18         SERIAL8250_FOURPORT(0x1b0, 9),
  19         SERIAL8250_FOURPORT(0x1b8, 9),
  20         SERIAL8250_FOURPORT(0x2a0, 5),
  21         SERIAL8250_FOURPORT(0x2a8, 5),
  22         SERIAL8250_FOURPORT(0x2b0, 5),
  23         SERIAL8250_FOURPORT(0x2b8, 5),
  24         { },
  25 };
  26 
  27 static struct platform_device fourport_device = {
  28         .name                   = "serial8250",
  29         .id                     = PLAT8250_DEV_FOURPORT,
  30         .dev                    = {
  31                 .platform_data  = fourport_data,
  32         },
  33 };
  34 
  35 static int __init fourport_init(void)
  36 {
  37         return platform_device_register(&fourport_device);
  38 }
  39 
  40 module_init(fourport_init);
  41 
  42 MODULE_AUTHOR("Russell King");
  43 MODULE_DESCRIPTION("8250 serial probe module for AST Fourport cards");
  44 MODULE_LICENSE("GPL");