50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
|
/*
|
||
|
|
* arch/arm/mach-versatile/include/mach/system.h
|
||
|
|
*
|
||
|
|
* Copyright (C) 2003 ARM Limited
|
||
|
|
* Copyright (C) 2000 Deep Blue Solutions Ltd
|
||
|
|
*
|
||
|
|
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||
|
|
*/
|
||
|
|
#ifndef __ASM_ARCH_SYSTEM_H
|
||
|
|
#define __ASM_ARCH_SYSTEM_H
|
||
|
|
|
||
|
|
#include <mach/hardware.h>
|
||
|
|
#include <asm/io.h>
|
||
|
|
#include <mach/platform.h>
|
||
|
|
|
||
|
|
static inline void arch_idle(void)
|
||
|
|
{
|
||
|
|
/*
|
||
|
|
* This should do all the clock switching
|
||
|
|
* and wait for interrupt tricks
|
||
|
|
*/
|
||
|
|
cpu_do_idle();
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void arch_reset(char mode)
|
||
|
|
{
|
||
|
|
u32 val;
|
||
|
|
|
||
|
|
val = __raw_readl(IO_ADDRESS(VERSATILE_SYS_RESETCTL)) & ~0x7;
|
||
|
|
val |= 0x105;
|
||
|
|
|
||
|
|
__raw_writel(0xa05f, IO_ADDRESS(VERSATILE_SYS_LOCK));
|
||
|
|
__raw_writel(val, IO_ADDRESS(VERSATILE_SYS_RESETCTL));
|
||
|
|
__raw_writel(0, IO_ADDRESS(VERSATILE_SYS_LOCK));
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|