release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-nomadik/include/mach/system.h

   1 /*
   2  *  mach-nomadik/include/mach/system.h
   3  *
   4  *  Copyright (C) 2008 STMicroelectronics
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20 #ifndef __ASM_ARCH_SYSTEM_H
  21 #define __ASM_ARCH_SYSTEM_H
  22
  23 #include <linux/io.h>
  24 #include <mach/hardware.h>
  25
  26 static inline void arch_idle(void)
  27 {
  28         /*
  29          * This should do all the clock switching
  30          * and wait for interrupt tricks
  31          */
  32         cpu_do_idle();
  33 }
  34
  35 static inline void arch_reset(char mode, const char *cmd)
  36 {
  37         void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18);
  38
  39
  40         /* Write anything to Reset status register */
  41         writel(1, src_rstsr);
  42 }
  43
  44 #endif