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/*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include <asm/reboot.h>
#include <asm/io.h>
static void rdc321x_reset(void)
{
unsigned i;
/* write to southbridge config register 0x41
enable pci reset on cpu reset, make internal port 0x92 writeable
and switch port 0x92 to internal */
outl(0x80003840, 0xCF8);
i = inl(0xCFC);
i |= 0x1600;
outl(i, 0xCFC);
/* soft reset */
outb(1, 0x92);
}
static int __init rdc_setup_reset(void)
{
machine_ops.emergency_restart = rdc321x_reset;
return 0;
}
arch_initcall(rdc_setup_reset);
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