46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
|
/*
|
||
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
||
|
|
* License. See the file "COPYING" in the main directory of this archive
|
||
|
|
* for more details.
|
||
|
|
*
|
||
|
|
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
|
||
|
|
*/
|
||
|
|
#include <linux/module.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/serial_8250.h>
|
||
|
|
|
||
|
|
#define UART(base, int) \
|
||
|
|
{ \
|
||
|
|
.mapbase = base, \
|
||
|
|
.irq = int, \
|
||
|
|
.uartclk = 14745600, \
|
||
|
|
.iotype = UPIO_MEM32, \
|
||
|
|
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, \
|
||
|
|
.regshift = 2, \
|
||
|
|
}
|
||
|
|
|
||
|
|
static struct plat_serial8250_port uart8250_data[] = {
|
||
|
|
UART(0x1f000900, MIPS_CPU_IRQ_BASE + 4), /* ttyS0 = USB */
|
||
|
|
UART(0x1f000800, MIPS_CPU_IRQ_BASE + 4), /* ttyS1 = RS232 */
|
||
|
|
{ },
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device uart8250_device = {
|
||
|
|
.name = "serial8250",
|
||
|
|
.id = PLAT8250_DEV_PLATFORM,
|
||
|
|
.dev = {
|
||
|
|
.platform_data = uart8250_data,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static int __init uart8250_init(void)
|
||
|
|
{
|
||
|
|
return platform_device_register(&uart8250_device);
|
||
|
|
}
|
||
|
|
|
||
|
|
module_init(uart8250_init);
|
||
|
|
|
||
|
|
MODULE_AUTHOR("Chris Dearman <chris@mips.com>");
|
||
|
|
MODULE_LICENSE("GPL");
|
||
|
|
MODULE_DESCRIPTION("8250 UART probe driver for the SEAD-3 platform");
|