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/mca.h>
12#include <linux/serial_8250.h>
13
14/*
15 * FIXME: Should we be doing AUTO_IRQ here?
16 */
17#ifdef CONFIG_SERIAL_8250_DETECT_IRQ
18#define MCA_FLAGS	UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ
19#else
20#define MCA_FLAGS	UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
21#endif
22
23#define PORT(_base,_irq)			\
24	{					\
25		.iobase		= _base,	\
26		.irq		= _irq,		\
27		.uartclk	= 1843200,	\
28		.iotype		= UPIO_PORT,	\
29		.flags		= MCA_FLAGS,	\
30	}
31
32static struct plat_serial8250_port mca_data[] = {
33	PORT(0x3220, 3),
34	PORT(0x3228, 3),
35	PORT(0x4220, 3),
36	PORT(0x4228, 3),
37	PORT(0x5220, 3),
38	PORT(0x5228, 3),
39	{ },
40};
41
42static struct platform_device mca_device = {
43	.name			= "serial8250",
44	.id			= PLAT8250_DEV_MCA,
45	.dev			= {
46		.platform_data	= mca_data,
47	},
48};
49
50static int __init mca_init(void)
51{
52	if (!MCA_bus)
53		return -ENODEV;
54	return platform_device_register(&mca_device);
55}
56
57module_init(mca_init);
58
59MODULE_AUTHOR("Russell King");
60MODULE_DESCRIPTION("8250 serial probe module for MCA ports");
61MODULE_LICENSE("GPL");