1/*
2 *  linux/drivers/serial/8250_mca.c
3 *
4 *  Copyright (C) 2005 Russell King.
5 *  Data taken from include/asm-i386/serial.h
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11#include <linux/module.h>
12#include <linux/init.h>
13#include <linux/mca.h>
14#include <linux/serial_8250.h>
15
16#ifdef CONFIG_SERIAL_8250_DETECT_IRQ
17#define MCA_FLAGS	UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ
18#else
19#define MCA_FLAGS	UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
20#endif
21
22#define PORT(_base,_irq)			\
23	{					\
24		.iobase		= _base,	\
25		.irq		= _irq,		\
26		.uartclk	= 1843200,	\
27		.iotype		= UPIO_PORT,	\
28		.flags		= MCA_FLAGS,	\
29	}
30
31static struct plat_serial8250_port mca_data[] = {
32	PORT(0x3220, 3),
33	PORT(0x3228, 3),
34	PORT(0x4220, 3),
35	PORT(0x4228, 3),
36	PORT(0x5220, 3),
37	PORT(0x5228, 3),
38	{ },
39};
40
41static struct platform_device mca_device = {
42	.name			= "serial8250",
43	.id			= PLAT8250_DEV_MCA,
44	.dev			= {
45		.platform_data	= mca_data,
46	},
47};
48
49static int __init mca_init(void)
50{
51	if (!MCA_bus)
52		return -ENODEV;
53	return platform_device_register(&mca_device);
54}
55
56module_init(mca_init);
57
58MODULE_AUTHOR("Russell King");
59MODULE_DESCRIPTION("8250 serial probe module for MCA ports");
60MODULE_LICENSE("GPL");
61