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
22 static 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
28 static struct platform_device uart8250_device = {
29 .name = "serial8250",
30 .id = PLAT8250_DEV_PLATFORM,
31 .dev = {
32 .platform_data = uart8250_data,
33 },
34 };
35
uart8250_init(void)36 static int __init uart8250_init(void)
37 {
38 return platform_device_register(&uart8250_device);
39 }
40
41 module_init(uart8250_init);
42
43 MODULE_AUTHOR("Chris Dearman <chris@mips.com>");
44 MODULE_LICENSE("GPL");
45 MODULE_DESCRIPTION("8250 UART probe driver for the SEAD-3 platform");
46