tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
7 */
8#include <linux/module.h>
9#include <linux/init.h>
10#include <linux/serial_8250.h>
11
12#define UART(base, int) \
13{ \
14 .mapbase = base, \
15 .irq = int, \
16 .uartclk = 14745600, \
17 .iotype = UPIO_MEM32, \
18 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, \
19 .regshift = 2, \
20}
21
22static struct plat_serial8250_port uart8250_data[] = {
23 UART(0x1f000900, MIPS_CPU_IRQ_BASE + 4), /* ttyS0 = USB */
24 UART(0x1f000800, MIPS_CPU_IRQ_BASE + 4), /* ttyS1 = RS232 */
25 { },
26};
27
28static struct platform_device uart8250_device = {
29 .name = "serial8250",
30 .id = PLAT8250_DEV_PLATFORM,
31 .dev = {
32 .platform_data = uart8250_data,
33 },
34};
35
36static int __init uart8250_init(void)
37{
38 return platform_device_register(&uart8250_device);
39}
40
41module_init(uart8250_init);
42
43MODULE_AUTHOR("Chris Dearman <chris@mips.com>");
44MODULE_LICENSE("GPL");
45MODULE_DESCRIPTION("8250 UART probe driver for the SEAD-3 platform");