6ab3d5624e
Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de> Signed-off-by: Adrian Bunk <bunk@stusta.de>
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* Copyright (C) 1997, 2001 Ralf Baechle
|
|
* Copyright 2001 MontaVista Software Inc.
|
|
* Author: jsun@mvista.com or jsun@junsun.net
|
|
*
|
|
* Copyright (C) 2002 Momentum Computer Inc.
|
|
* Author: Matthew Dharm <mdharm@momenco.com>
|
|
*
|
|
* Louis Hamilton, Red Hat, Inc.
|
|
* hamilton@redhat.com [MIPS64 modifications]
|
|
*/
|
|
#include <linux/sched.h>
|
|
#include <linux/mm.h>
|
|
#include <asm/io.h>
|
|
#include <asm/pgtable.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/reboot.h>
|
|
#include <asm/system.h>
|
|
#include <linux/delay.h>
|
|
|
|
void momenco_ocelot_restart(char *command)
|
|
{
|
|
/* base address of timekeeper portion of part */
|
|
void *nvram = (void *)
|
|
#ifdef CONFIG_64BIT
|
|
0xfffffffffc807000;
|
|
#else
|
|
0xfc807000;
|
|
#endif
|
|
|
|
/* Ask the NVRAM/RTC/watchdog chip to assert reset in 1/16 second */
|
|
writeb(0x84, nvram + 0xff7);
|
|
|
|
/* wait for the watchdog to go off */
|
|
mdelay(100+(1000/16));
|
|
|
|
/* if the watchdog fails for some reason, let people know */
|
|
printk(KERN_NOTICE "Watchdog reset failed\n");
|
|
}
|
|
|
|
void momenco_ocelot_halt(void)
|
|
{
|
|
printk(KERN_NOTICE "\n** You can safely turn off the power\n");
|
|
while (1)
|
|
__asm__(".set\tmips3\n\t"
|
|
"wait\n\t"
|
|
".set\tmips0");
|
|
}
|
|
|
|
void momenco_ocelot_power_off(void)
|
|
{
|
|
momenco_ocelot_halt();
|
|
}
|