/* * OMAP2/3 Power Management Routines * * Copyright (C) 2008 Nokia Corporation * Jouni Hogander * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __ARCH_ARM_MACH_OMAP2_PM_H #define __ARCH_ARM_MACH_OMAP2_PM_H #include <plat/powerdomain.h> extern u32 enable_off_mode; extern u32 sleep_while_idle; extern void *omap3_secure_ram_storage; extern void omap3_pm_off_mode_enable(int); extern void omap_sram_idle(void); extern int omap3_can_sleep(void); extern int set_pwrdm_state(struct powerdomain *pwrdm, u32 state); extern int omap3_idle_init(void); struct cpuidle_params { u8 valid; u32 sleep_latency; u32 wake_latency; u32 threshold; }; #if defined(CONFIG_PM) && defined(CONFIG_CPU_IDLE) extern void omap3_pm_init_cpuidle(struct cpuidle_params *cpuidle_board_params); #else static inline void omap3_pm_init_cpuidle(struct cpuidle_params *cpuidle_board_params) { } #endif extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm); extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state); extern u32 wakeup_timer_seconds; extern u32 wakeup_timer_milliseconds; extern struct omap_dm_timer *gptimer_wakeup; #ifdef CONFIG_PM_DEBUG extern void omap2_pm_dump(int mode, int resume, unsigned int us); extern int omap2_pm_debug; #else #define omap2_pm_dump(mode, resume, us) do {} while (0); #define omap2_pm_debug 0 #endif #if defined(CONFIG_CPU_IDLE) extern void omap3_cpuidle_update_states(void); #endif #if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS) extern void pm_dbg_update_time(struct powerdomain *pwrdm, int prev); extern int pm_dbg_regset_save(int reg_set); extern int pm_dbg_regset_init(int reg_set); #else #define pm_dbg_update_time(pwrdm, prev) do {} while (0); #define pm_dbg_regset_save(reg_set) do {} while (0); #define pm_dbg_regset_init(reg_set) do {} while (0); #endif /* CONFIG_PM_DEBUG */ extern void omap24xx_idle_loop_suspend(void); extern void omap24xx_cpu_suspend(u32 dll_ctrl, void __iomem *sdrc_dlla_ctrl, void __iomem *sdrc_power); extern void omap34xx_cpu_suspend(u32 *addr, int save_state); extern void save_secure_ram_context(u32 *addr); extern void omap3_save_scratchpad_contents(void); extern unsigned int omap24xx_idle_loop_suspend_sz; extern unsigned int omap34xx_suspend_sz; extern unsigned int save_secure_ram_context_sz; extern unsigned int omap24xx_cpu_suspend_sz; extern unsigned int omap34xx_cpu_suspend_sz; #endif