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Diffstat (limited to 'chip/stm32/clock-f.h')
-rw-r--r-- | chip/stm32/clock-f.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/chip/stm32/clock-f.h b/chip/stm32/clock-f.h deleted file mode 100644 index 4662b043cb..0000000000 --- a/chip/stm32/clock-f.h +++ /dev/null @@ -1,103 +0,0 @@ -/* Copyright 2016 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* Clocks and power management settings */ - -#ifndef __CROS_EC_CLOCK_F_H -#define __CROS_EC_CLOCK_F_H - -#include "chipset.h" -#include "clock.h" -#include "common.h" -#include "console.h" -#include "cpu.h" -#include "hooks.h" -#include "hwtimer.h" -#include "registers.h" -#include "system.h" -#include "task.h" -#include "timer.h" -#include "util.h" - -/* Lock and unlock RTC write access */ -static inline void rtc_lock_regs(void) -{ - STM32_RTC_WPR = 0xff; -} -static inline void rtc_unlock_regs(void) -{ - STM32_RTC_WPR = 0xca; - STM32_RTC_WPR = 0x53; -} - -struct rtc_time_reg { - uint32_t rtc_ssr; /* subseconds */ - uint32_t rtc_tr; /* hours, minutes, seconds */ - uint32_t rtc_dr; /* years, months, dates, week days */ -}; - -/* Save the RTC alarm wake time */ -struct wake_time { - timestamp_t ts; - uint32_t rtc_alrmar; /* the value of register STM32_RTC_ALRMAR */ -}; - -/* Convert between RTC regs in BCD and seconds */ -uint32_t rtc_to_sec(const struct rtc_time_reg *rtc); - -/* Convert between seconds and RTC regs */ -void sec_to_rtc(uint32_t sec, struct rtc_time_reg *rtc); - -/* Calculate microseconds from rtc sub-second register. */ -int32_t rtcss_to_us(uint32_t rtcss); - -/* Calculate rtc sub-second register value from microseconds. */ -uint32_t us_to_rtcss(int32_t us); - -/* Return sub-10-sec time diff between two rtc readings */ -uint32_t get_rtc_diff(const struct rtc_time_reg *rtc0, - const struct rtc_time_reg *rtc1); - -/* Read RTC values */ -void rtc_read(struct rtc_time_reg *rtc); - -/* Set RTC value */ -void rtc_set(uint32_t sec); - -/* Set RTC wakeup, save alarm wakeup time when save_alarm != 0 */ -void set_rtc_alarm(uint32_t delay_s, uint32_t delay_us, - struct rtc_time_reg *rtc, uint8_t save_alarm); - -/* Clear RTC wakeup */ -void reset_rtc_alarm(struct rtc_time_reg *rtc); - -/* - * Return the remaining seconds before the RTC alarm goes off. - * Sub-seconds are ignored. Returns 0 if alarm is not set. - */ -uint32_t get_rtc_alarm(void); - -/* RTC init */ -void rtc_init(void); - -/* Init clock blocks and functionality */ -void clock_init(void); - -/* Init high speed clock config */ -void config_hispeed_clock(void); - -/* Get timer clock frequency (for STM32 only) */ -int clock_get_timer_freq(void); - -/* - * Return 1 if host_wake_time is nonzero and the saved host_wake_time - * is expired at a given time, ts. - */ -int is_host_wake_alarm_expired(timestamp_t ts); - -/* Set RTC wakeup based on the value saved in host_wake_time */ -void restore_host_wake_alarm(void); - -#endif /* __CROS_EC_CLOCK_F_H */ |