120 lines
2.6 KiB
C
120 lines
2.6 KiB
C
/*
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* Copyright (c) 2015 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* EXYNOS - PMU(Power Management Unit) support
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __EXYNOS_POWERMODE_H
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#define __EXYNOS_POWERMODE_H __FILE__
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#include <soc/samsung/cal-if.h>
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extern int exynos_prepare_sys_powerdown(enum sys_powerdown mode);
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extern void exynos_wakeup_sys_powerdown(enum sys_powerdown mode, bool early_wakeup);
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extern void exynos_prepare_cp_call(void);
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extern void exynos_wakeup_cp_call(bool early_wakeup);
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extern int exynos_rtc_wakeup(void);
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static char *sys_powerdown_str[NUM_SYS_POWERDOWN] = {
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"SICD",
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"SICD_CPD",
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"AFTR",
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"STOP",
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"LPD",
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"LPA",
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"ALPA",
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"DSTOP",
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"SLEEP",
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"SLEEP_VTS_ON",
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"SLEEP_AUD_ON",
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"FAPO",
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#ifdef CONFIG_SOC_EXYNOS7885
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"SLEEP_FSYS_ON",
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#endif
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};
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static inline char* get_sys_powerdown_str(int mode)
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{
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return sys_powerdown_str[mode];
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}
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/**
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* Functions for cpuidle driver
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*/
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extern int exynos_cpu_pm_enter(unsigned int cpu, int index);
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extern void exynos_cpu_pm_exit(unsigned int cpu, int enter_failed);
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/**
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IDLE_IP control
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*/
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#define IDLE_IP_REG_SIZE 32
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#define IDLE_IP_MAX_INDEX 127
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#define IDLE_IP_FIX_INDEX_COUNT 2
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#define IDLE_IP_MAX_CONFIGURABLE_INDEX (IDLE_IP_MAX_INDEX - IDLE_IP_FIX_INDEX_COUNT)
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#ifdef CONFIG_ARM64_EXYNOS_CPUIDLE
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void exynos_update_ip_idle_status(int index, int idle);
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int exynos_get_idle_ip_index(const char *name);
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void exynos_get_idle_ip_list(char *(*idle_ip_list)[IDLE_IP_REG_SIZE]);
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#else
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static inline void exynos_update_ip_idle_status(int index, int idle)
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{
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return;
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}
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static inline int exynos_get_idle_ip_index(const char *name)
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{
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return 0;
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}
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static inline void exynos_get_idle_ip_list(char *(*idle_ip_list)[IDLE_IP_REG_SIZE])
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{
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return;
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}
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#endif
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enum exynos_idle_ip {
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IDLE_IP0,
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IDLE_IP1,
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IDLE_IP2,
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IDLE_IP3,
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NUM_IDLE_IP,
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};
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#ifndef CONFIG_SOC_EXYNOS7885
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#define MAX_CLUSTER 2
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#endif
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/**
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IDLE_IP control
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*/
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#define for_each_idle_ip(num) \
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for ((num) = 0; (num) < NUM_IDLE_IP; (num)++)
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#define for_each_syspwr_mode(mode) \
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for ((mode) = 0; (mode) < NUM_SYS_POWERDOWN; (mode)++)
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#define for_each_cluster(id) \
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for ((id) = 0; (id) < CONFIG_NR_CLUSTERS; (id)++)
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/**
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* external driver APIs
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*/
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#ifdef CONFIG_SERIAL_SAMSUNG
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extern void s3c24xx_serial_fifo_wait(void);
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#else
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static inline void s3c24xx_serial_fifo_wait(void) { }
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#endif
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#ifdef CONFIG_PINCTRL_EXYNOS
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extern u64 exynos_get_eint_wake_mask(void);
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#else
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static inline u64 exynos_get_eint_wake_mask(void) { return 0xffffffffL; }
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#endif
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#endif /* __EXYNOS_POWERMODE_H */
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