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system.h

/*
 * Copied from arch/arm/mach-sa1100/include/mach/system.h
 * Copyright (c) 1999 Nicolas Pitre <nico@cam.org>
 */
#ifndef __ASM_ARCH_SYSTEM_H
#define __ASM_ARCH_SYSTEM_H
#include <linux/clk.h>

#include <asm/mach-types.h>
#include <mach/hardware.h>

#ifndef CONFIG_MACH_VOICEBLUE
#define voiceblue_reset()           do {} while (0)
#endif

extern void omap_prcm_arch_reset(char mode);

static inline void arch_idle(void)
{
      cpu_do_idle();
}

static inline void omap1_arch_reset(char mode)
{
      /*
       * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
       * "Global Software Reset Affects Traffic Controller Frequency".
       */
      if (cpu_is_omap5912()) {
            omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4),
                         DPLL_CTL);
            omap_writew(0x8, ARM_RSTCT1);
      }

      if (machine_is_voiceblue())
            voiceblue_reset();
      else
            omap_writew(1, ARM_RSTCT1);
}

static inline void arch_reset(char mode)
{
      if (!cpu_class_is_omap2())
            omap1_arch_reset(mode);
      else
            omap_prcm_arch_reset(mode);
}

#endif

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