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48 lines
1.2 KiB
48 lines
1.2 KiB
20 years ago
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* Copyright (C) 1997, 2001 Ralf Baechle
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* Copyright 2001 MontaVista Software Inc.
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* Author: jsun@mvista.com or jsun@junsun.net
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*/
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#include <linux/sched.h>
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#include <linux/mm.h>
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#include <asm/io.h>
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#include <asm/pgtable.h>
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#include <asm/processor.h>
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#include <asm/reboot.h>
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#include <asm/system.h>
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#include <linux/delay.h>
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void momenco_ocelot_restart(char *command)
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{
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void *nvram = ioremap_nocache(0x2c807000, 0x1000);
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if (!nvram) {
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printk(KERN_NOTICE "ioremap of reset register failed\n");
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return;
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}
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writeb(0x84, nvram + 0xff7); /* Ask the NVRAM/RTC/watchdog chip to
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assert reset in 1/16 second */
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mdelay(10+(1000/16));
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iounmap(nvram);
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printk(KERN_NOTICE "Watchdog reset failed\n");
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}
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void momenco_ocelot_halt(void)
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{
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printk(KERN_NOTICE "\n** You can safely turn off the power\n");
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while (1)
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__asm__(".set\tmips3\n\t"
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"wait\n\t"
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".set\tmips0");
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}
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void momenco_ocelot_power_off(void)
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{
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momenco_ocelot_halt();
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}
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