81b635ef36
Found by Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org>. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
73 lines
1.6 KiB
C
73 lines
1.6 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) 2007 Ralf Baechle (ralf@linux-mips.org)
|
|
*/
|
|
#include <linux/module.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/serial_8250.h>
|
|
|
|
#include <asm/ip32/mace.h>
|
|
#include <asm/ip32/ip32_ints.h>
|
|
|
|
/*
|
|
* .iobase isn't a constant (in the sense of C) so we fill it in at runtime.
|
|
*/
|
|
#define MACE_PORT(int) \
|
|
{ \
|
|
.irq = int, \
|
|
.uartclk = 1843200, \
|
|
.iotype = UPIO_MEM, \
|
|
.flags = UPF_SKIP_TEST, \
|
|
.regshift = 8, \
|
|
}
|
|
|
|
static struct plat_serial8250_port uart8250_data[] = {
|
|
MACE_PORT(MACEISA_SERIAL1_IRQ),
|
|
MACE_PORT(MACEISA_SERIAL2_IRQ),
|
|
{ },
|
|
};
|
|
|
|
static struct platform_device uart8250_device = {
|
|
.name = "serial8250",
|
|
.id = PLAT8250_DEV_PLATFORM,
|
|
.dev = {
|
|
.platform_data = uart8250_data,
|
|
},
|
|
};
|
|
|
|
static int __init uart8250_init(void)
|
|
{
|
|
uart8250_data[0].membase = (void __iomem *) &mace->isa.serial1;
|
|
uart8250_data[1].membase = (void __iomem *) &mace->isa.serial2;
|
|
|
|
return platform_device_register(&uart8250_device);
|
|
}
|
|
|
|
device_initcall(uart8250_init);
|
|
|
|
static __init int meth_devinit(void)
|
|
{
|
|
struct platform_device *pd;
|
|
int ret;
|
|
|
|
pd = platform_device_alloc("meth", -1);
|
|
if (!pd)
|
|
return -ENOMEM;
|
|
|
|
ret = platform_device_add(pd);
|
|
if (ret)
|
|
platform_device_put(pd);
|
|
|
|
return ret;
|
|
}
|
|
|
|
device_initcall(meth_devinit);
|
|
|
|
MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_DESCRIPTION("8250 UART probe driver for SGI IP32 aka O2");
|