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/*
* arch/arm/mach-tegra/sleep.h
*
* Declarations for power state transition code
*
* Copyright (c) 2010, NVIDIA Corporation.
*
* 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.
*/
#ifndef __MACH_TEGRA_SLEEP_H
#define __MACH_TEGRA_SLEEP_H
#include <mach/iomap.h>
#define TEGRA_IRAM_CODE_AREA (TEGRA_IRAM_BASE + SZ_4K)
/* PMC_SCRATCH37-39 and 41 are used for tegra_pen_lock in idle */
#define PMC_SCRATCH37 0x130
#define PMC_SCRATCH38 0x134
/* PMC_SCRATCH39 stores the reset vector of the AVP (always 0) after LP0 */
#define PMC_SCRATCH39 0x138
/* PMC_SCRATCH41 stores the reset vector of the CPU after LP0 and LP1 */
#define PMC_SCRATCH41 0x140
#define CPU_RESETTABLE 2
#define CPU_RESETTABLE_SOON 1
#define CPU_NOT_RESETTABLE 0
#ifndef __ASSEMBLY__
/* assembly routines implemented in sleep.S */
void tegra_pen_lock(void);
void tegra_pen_unlock(void);
void tegra_cpu_wfi(void);
void tegra_cpu_reset(int cpu);
void tegra_cpu_set_resettable_soon(void);
int tegra_cpu_is_resettable_soon(void);
extern void tegra_lp1_reset;
extern void tegra_iram_start;
extern void tegra_iram_end;
void tegra_sleep_reset(void);
void tegra_sleep_wfi(unsigned long v2p);
void tegra_sleep_cpu(unsigned long v2p);
void tegra_sleep_core(unsigned long v2p);
void tegra_resume(void);
void tegra_secondary_resume(void);
#endif
#endif
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