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#define HUB6(card, port) \
11 { \
12 .iobase = 0x302, \
13 .irq = 3, \
14 .uartclk = 1843200, \
15 .iotype = UPIO_HUB6, \
16 .flags = UPF_BOOT_AUTOCONF, \
17 .hub6 = (card) << 6 | (port) << 3 | 1, \
18 }
19
20static struct plat_serial8250_port hub6_data[] = {
21 HUB6(0, 0),
22 HUB6(0, 1),
23 HUB6(0, 2),
24 HUB6(0, 3),
25 HUB6(0, 4),
26 HUB6(0, 5),
27 HUB6(1, 0),
28 HUB6(1, 1),
29 HUB6(1, 2),
30 HUB6(1, 3),
31 HUB6(1, 4),
32 HUB6(1, 5),
33 { },
34};
35
36static struct platform_device hub6_device = {
37 .name = "serial8250",
38 .id = PLAT8250_DEV_HUB6,
39 .dev = {
40 .platform_data = hub6_data,
41 },
42};
43
44static int __init hub6_init(void)
45{
46 return platform_device_register(&hub6_device);
47}
48
49module_init(hub6_init);
50
51MODULE_AUTHOR("Russell King");
52MODULE_DESCRIPTION("8250 serial probe module for Hub6 cards");
53MODULE_LICENSE("GPL");
54

source code of linux/drivers/tty/serial/8250/8250_hub6.c