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Diffstat (limited to '')
| -rw-r--r-- | bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_snvs_hp.c | 573 |
1 files changed, 0 insertions, 573 deletions
diff --git a/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_snvs_hp.c b/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_snvs_hp.c deleted file mode 100644 index 2a2e0c7e40..0000000000 --- a/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_snvs_hp.c +++ /dev/null @@ -1,573 +0,0 @@ -/* - * Copyright (c) 2016, Freescale Semiconductor, Inc. - * Copyright 2017-2019, NXP - * All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include "fsl_snvs_hp.h" - -/******************************************************************************* - * Definitions - ******************************************************************************/ - -/* Component ID definition, used by tools. */ -#ifndef FSL_COMPONENT_ID -#define FSL_COMPONENT_ID "platform.drivers.snvs_hp" -#endif - -#define SECONDS_IN_A_DAY (86400U) -#define SECONDS_IN_A_HOUR (3600U) -#define SECONDS_IN_A_MINUTE (60U) -#define DAYS_IN_A_YEAR (365U) -#define YEAR_RANGE_START (1970U) -#define YEAR_RANGE_END (2099U) - -#if !(defined(SNVS_HPSR_PI_MASK)) -#define SNVS_HPSR_PI_MASK (0x2U) -#endif -#if !(defined(SNVS_HPSR_HPTA_MASK)) -#define SNVS_HPSR_HPTA_MASK (0x1U) -#endif - -/******************************************************************************* - * Prototypes - ******************************************************************************/ -/*! - * @brief Checks whether the date and time passed in is valid - * - * @param datetime Pointer to structure where the date and time details are stored - * - * @return Returns false if the date & time details are out of range; true if in range - */ -static bool SNVS_HP_CheckDatetimeFormat(const snvs_hp_rtc_datetime_t *datetime); - -/*! - * @brief Converts time data from datetime to seconds - * - * @param datetime Pointer to datetime structure where the date and time details are stored - * - * @return The result of the conversion in seconds - */ -static uint32_t SNVS_HP_ConvertDatetimeToSeconds(const snvs_hp_rtc_datetime_t *datetime); - -/*! - * @brief Converts time data from seconds to a datetime structure - * - * @param seconds Seconds value that needs to be converted to datetime format - * @param datetime Pointer to the datetime structure where the result of the conversion is stored - */ -static void SNVS_HP_ConvertSecondsToDatetime(uint32_t seconds, snvs_hp_rtc_datetime_t *datetime); - -/*! - * @brief Returns RTC time in seconds. - * - * This function is used internally to get actual RTC time in seconds. - * - * @param base SNVS peripheral base address - * - * @return RTC time in seconds - */ -static uint32_t SNVS_HP_RTC_GetSeconds(SNVS_Type *base); - -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) -/*! - * @brief Get the SNVS instance from peripheral base address. - * - * @param base SNVS peripheral base address. - * - * @return SNVS instance. - */ -static uint32_t SNVS_HP_GetInstance(SNVS_Type *base); -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ - -/******************************************************************************* - * Variables - ******************************************************************************/ -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) -/*! @brief Pointer to snvs_hp clock. */ -static const clock_ip_name_t s_snvsHpClock[] = SNVS_HP_CLOCKS; -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ - -/******************************************************************************* - * Code - ******************************************************************************/ -static bool SNVS_HP_CheckDatetimeFormat(const snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - /* Table of days in a month for a non leap year. First entry in the table is not used, - * valid months start from 1 - */ - uint8_t daysPerMonth[] = {0U, 31U, 28U, 31U, 30U, 31U, 30U, 31U, 31U, 30U, 31U, 30U, 31U}; - - /* Check year, month, hour, minute, seconds */ - if ((datetime->year < YEAR_RANGE_START) || (datetime->year > YEAR_RANGE_END) || (datetime->month > 12U) || - (datetime->month < 1U) || (datetime->hour >= 24U) || (datetime->minute >= 60U) || (datetime->second >= 60U)) - { - /* If not correct then error*/ - return false; - } - - /* Adjust the days in February for a leap year */ - if ((((datetime->year & 3U) == 0U) && (datetime->year % 100U != 0U)) || (datetime->year % 400U == 0U)) - { - daysPerMonth[2] = 29U; - } - - /* Check the validity of the day */ - if ((datetime->day > daysPerMonth[datetime->month]) || (datetime->day < 1U)) - { - return false; - } - - return true; -} - -static uint32_t SNVS_HP_ConvertDatetimeToSeconds(const snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - /* Number of days from begin of the non Leap-year*/ - /* Number of days from begin of the non Leap-year*/ - uint16_t monthDays[] = {0U, 0U, 31U, 59U, 90U, 120U, 151U, 181U, 212U, 243U, 273U, 304U, 334U}; - uint32_t seconds; - - /* Compute number of days from 1970 till given year*/ - seconds = (((uint32_t)datetime->year - 1970U) * DAYS_IN_A_YEAR); - /* Add leap year days */ - seconds += (((uint32_t)datetime->year / 4U) - (1970U / 4U)); - /* Add number of days till given month*/ - seconds += monthDays[datetime->month]; - /* Add days in given month. We subtract the current day as it is - * represented in the hours, minutes and seconds field*/ - seconds += ((uint32_t)datetime->day - 1U); - /* For leap year if month less than or equal to Febraury, decrement day counter*/ - if ((0U == (datetime->year & 3U)) && (datetime->month <= 2U)) - { - seconds--; - } - - seconds = (seconds * SECONDS_IN_A_DAY) + (datetime->hour * SECONDS_IN_A_HOUR) + - (datetime->minute * SECONDS_IN_A_MINUTE) + datetime->second; - - return seconds; -} - -static void SNVS_HP_ConvertSecondsToDatetime(uint32_t seconds, snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - uint32_t x; - uint32_t secondsRemaining, days; - uint16_t daysInYear; - /* Table of days in a month for a non leap year. First entry in the table is not used, - * valid months start from 1 - */ - uint8_t daysPerMonth[] = {0U, 31U, 28U, 31U, 30U, 31U, 30U, 31U, 31U, 30U, 31U, 30U, 31U}; - - /* Start with the seconds value that is passed in to be converted to date time format */ - secondsRemaining = seconds; - - /* Calcuate the number of days, we add 1 for the current day which is represented in the - * hours and seconds field - */ - days = secondsRemaining / SECONDS_IN_A_DAY + 1U; - - /* Update seconds left*/ - secondsRemaining = secondsRemaining % SECONDS_IN_A_DAY; - - /* Calculate the datetime hour, minute and second fields */ - datetime->hour = (uint8_t)(secondsRemaining / SECONDS_IN_A_HOUR); - secondsRemaining = secondsRemaining % SECONDS_IN_A_HOUR; - datetime->minute = (uint8_t)(secondsRemaining / 60U); - datetime->second = (uint8_t)(secondsRemaining % SECONDS_IN_A_MINUTE); - - /* Calculate year */ - daysInYear = DAYS_IN_A_YEAR; - datetime->year = YEAR_RANGE_START; - while (days > daysInYear) - { - /* Decrease day count by a year and increment year by 1 */ - days -= daysInYear; - datetime->year++; - - /* Adjust the number of days for a leap year */ - if ((datetime->year & 3U) != 0U) - { - daysInYear = DAYS_IN_A_YEAR; - } - else - { - daysInYear = DAYS_IN_A_YEAR + 1U; - } - } - - /* Adjust the days in February for a leap year */ - if (0U == (datetime->year & 3U)) - { - daysPerMonth[2] = 29U; - } - - for (x = 1U; x <= 12U; x++) - { - if (days <= daysPerMonth[x]) - { - datetime->month = (uint8_t)x; - break; - } - else - { - days -= daysPerMonth[x]; - } - } - - datetime->day = (uint8_t)days; -} - -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) -static uint32_t SNVS_HP_GetInstance(SNVS_Type *base) -{ - return 0U; -} -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ - -/*! - * brief Initialize the SNVS. - * - * note This API should be called at the beginning of the application using the SNVS driver. - * - * param base SNVS peripheral base address - */ -void SNVS_HP_Init(SNVS_Type *base) -{ -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) - uint32_t instance = SNVS_HP_GetInstance(base); - CLOCK_EnableClock(s_snvsHpClock[instance]); -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ -} - -/*! - * brief Deinitialize the SNVS. - * - * param base SNVS peripheral base address - */ -void SNVS_HP_Deinit(SNVS_Type *base) -{ -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) - uint32_t instance = SNVS_HP_GetInstance(base); - CLOCK_DisableClock(s_snvsHpClock[instance]); -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ -} - -/*! - * brief Ungates the SNVS clock and configures the peripheral for basic operation. - * - * note This API should be called at the beginning of the application using the SNVS driver. - * - * param base SNVS peripheral base address - * param config Pointer to the user's SNVS configuration structure. - */ -void SNVS_HP_RTC_Init(SNVS_Type *base, const snvs_hp_rtc_config_t *config) -{ - assert(config != NULL); - -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) - uint32_t instance = SNVS_HP_GetInstance(base); - CLOCK_EnableClock(s_snvsHpClock[instance]); -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ - - base->HPCOMR |= SNVS_HPCOMR_NPSWA_EN_MASK; - - base->HPCR = SNVS_HPCR_PI_FREQ(config->periodicInterruptFreq); - - if (config->rtcCalEnable) - { - base->HPCR |= SNVS_HPCR_HPCALB_VAL_MASK & (config->rtcCalValue << SNVS_HPCR_HPCALB_VAL_SHIFT); - base->HPCR |= SNVS_HPCR_HPCALB_EN_MASK; - } -} - -/*! - * brief Stops the RTC and SRTC timers. - * - * param base SNVS peripheral base address - */ -void SNVS_HP_RTC_Deinit(SNVS_Type *base) -{ - base->HPCR &= ~SNVS_HPCR_RTC_EN_MASK; - -#if (!(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && \ - defined(SNVS_HP_CLOCKS)) - uint32_t instance = SNVS_HP_GetInstance(base); - CLOCK_DisableClock(s_snvsHpClock[instance]); -#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ -} - -/*! - * brief Fills in the SNVS config struct with the default settings. - * - * The default values are as follows. - * code - * config->rtccalenable = false; - * config->rtccalvalue = 0U; - * config->PIFreq = 0U; - * endcode - * param config Pointer to the user's SNVS configuration structure. - */ -void SNVS_HP_RTC_GetDefaultConfig(snvs_hp_rtc_config_t *config) -{ - assert(config != NULL); - - /* Initializes the configure structure to zero. */ - (void)memset(config, 0, sizeof(*config)); - - config->rtcCalEnable = false; - config->rtcCalValue = 0U; - config->periodicInterruptFreq = 0U; -} - -static uint32_t SNVS_HP_RTC_GetSeconds(SNVS_Type *base) -{ - uint32_t seconds = 0; - uint32_t tmp = 0; - - /* Do consecutive reads until value is correct */ - do - { - seconds = tmp; - tmp = (base->HPRTCMR << 17U); - tmp |= (base->HPRTCLR >> 15U); - } while (tmp != seconds); - - return seconds; -} - -/*! - * brief Sets the SNVS RTC date and time according to the given time structure. - * - * param base SNVS peripheral base address - * param datetime Pointer to the structure where the date and time details are stored. - * - * return kStatus_Success: Success in setting the time and starting the SNVS RTC - * kStatus_InvalidArgument: Error because the datetime format is incorrect - */ -status_t SNVS_HP_RTC_SetDatetime(SNVS_Type *base, const snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - uint32_t seconds = 0U; - uint32_t tmp = base->HPCR; - - /* disable RTC */ - SNVS_HP_RTC_StopTimer(base); - - /* Return error if the time provided is not valid */ - if (!(SNVS_HP_CheckDatetimeFormat(datetime))) - { - return kStatus_InvalidArgument; - } - - /* Set time in seconds */ - seconds = SNVS_HP_ConvertDatetimeToSeconds(datetime); - - base->HPRTCMR = (uint32_t)(seconds >> 17U); - base->HPRTCLR = (uint32_t)(seconds << 15U); - - /* reenable RTC in case that it was enabled before */ - if ((tmp & SNVS_HPCR_RTC_EN_MASK) != 0U) - { - SNVS_HP_RTC_StartTimer(base); - } - - return kStatus_Success; -} - -/*! - * brief Gets the SNVS RTC time and stores it in the given time structure. - * - * param base SNVS peripheral base address - * param datetime Pointer to the structure where the date and time details are stored. - */ -void SNVS_HP_RTC_GetDatetime(SNVS_Type *base, snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - SNVS_HP_ConvertSecondsToDatetime(SNVS_HP_RTC_GetSeconds(base), datetime); -} - -/*! - * brief Sets the SNVS RTC alarm time. - * - * The function sets the RTC alarm. It also checks whether the specified alarm time - * is greater than the present time. If not, the function does not set the alarm - * and returns an error. - * - * param base SNVS peripheral base address - * param alarmTime Pointer to the structure where the alarm time is stored. - * - * return kStatus_Success: success in setting the SNVS RTC alarm - * kStatus_InvalidArgument: Error because the alarm datetime format is incorrect - * kStatus_Fail: Error because the alarm time has already passed - */ -status_t SNVS_HP_RTC_SetAlarm(SNVS_Type *base, const snvs_hp_rtc_datetime_t *alarmTime) -{ - assert(alarmTime != NULL); - - uint32_t alarmSeconds = 0U; - uint32_t currSeconds = 0U; - uint32_t tmp = base->HPCR; - - /* Return error if the alarm time provided is not valid */ - if (!(SNVS_HP_CheckDatetimeFormat(alarmTime))) - { - return kStatus_InvalidArgument; - } - - alarmSeconds = SNVS_HP_ConvertDatetimeToSeconds(alarmTime); - currSeconds = SNVS_HP_RTC_GetSeconds(base); - - /* Return error if the alarm time has passed */ - if (alarmSeconds < currSeconds) - { - return kStatus_Fail; - } - - /* disable RTC alarm interrupt */ - base->HPCR &= ~SNVS_HPCR_HPTA_EN_MASK; - while ((base->HPCR & SNVS_HPCR_HPTA_EN_MASK) != 0U) - { - } - - /* Set alarm in seconds*/ - base->HPTAMR = (uint32_t)(alarmSeconds >> 17U); - base->HPTALR = (uint32_t)(alarmSeconds << 15U); - - /* reenable RTC alarm interrupt in case that it was enabled before */ - base->HPCR = tmp; - - return kStatus_Success; -} - -/*! - * brief Returns the SNVS RTC alarm time. - * - * param base SNVS peripheral base address - * param datetime Pointer to the structure where the alarm date and time details are stored. - */ -void SNVS_HP_RTC_GetAlarm(SNVS_Type *base, snvs_hp_rtc_datetime_t *datetime) -{ - assert(datetime != NULL); - - uint32_t alarmSeconds = 0U; - - /* Get alarm in seconds */ - alarmSeconds = (base->HPTAMR << 17U); - alarmSeconds |= (base->HPTALR >> 15U); - - SNVS_HP_ConvertSecondsToDatetime(alarmSeconds, datetime); -} - -#if (defined(FSL_FEATURE_SNVS_HAS_SRTC) && (FSL_FEATURE_SNVS_HAS_SRTC > 0)) -/*! - * brief The function synchronizes RTC counter value with SRTC. - * - * param base SNVS peripheral base address - */ -void SNVS_HP_RTC_TimeSynchronize(SNVS_Type *base) -{ - uint32_t tmp = base->HPCR; - - /* disable RTC */ - SNVS_HP_RTC_StopTimer(base); - - base->HPCR |= SNVS_HPCR_HP_TS_MASK; - - /* reenable RTC in case that it was enabled before */ - if ((tmp & SNVS_HPCR_RTC_EN_MASK) != 0U) - { - SNVS_HP_RTC_StartTimer(base); - } -} -#endif /* FSL_FEATURE_SNVS_HAS_SRTC */ - -/*! - * brief Gets the SNVS status flags. - * - * param base SNVS peripheral base address - * - * return The status flags. This is the logical OR of members of the - * enumeration ::snvs_status_flags_t - */ -uint32_t SNVS_HP_RTC_GetStatusFlags(SNVS_Type *base) -{ - uint32_t flags = 0U; - - if ((base->HPSR & SNVS_HPSR_PI_MASK) != 0U) - { - flags |= (uint32_t)kSNVS_RTC_PeriodicInterruptFlag; - } - - if ((base->HPSR & SNVS_HPSR_HPTA_MASK) != 0U) - { - flags |= (uint32_t)kSNVS_RTC_AlarmInterruptFlag; - } - - return flags; -} - -/*! - * brief Gets the enabled SNVS interrupts. - * - * param base SNVS peripheral base address - * - * return The enabled interrupts. This is the logical OR of members of the - * enumeration ::snvs_interrupt_enable_t - */ -uint32_t SNVS_HP_RTC_GetEnabledInterrupts(SNVS_Type *base) -{ - uint32_t val = 0U; - - if ((base->HPCR & SNVS_HPCR_PI_EN_MASK) != 0U) - { - val |= (uint32_t)kSNVS_RTC_PeriodicInterrupt; - } - - if ((base->HPCR & SNVS_HPCR_HPTA_EN_MASK) != 0U) - { - val |= (uint32_t)kSNVS_RTC_AlarmInterrupt; - } - - return val; -} - -#if defined(FSL_FEATURE_SNVS_HAS_SET_LOCK) && (FSL_FEATURE_SNVS_HAS_SET_LOCK > 0) -/*! - * brief Set SNVS HP Set locks. - * - * param base SNVS peripheral base address - * - */ -void SNVS_HP_SetLocks(SNVS_Type *base) -{ - uint32_t sec_config = ((OCOTP_CTRL->HW_OCOTP_OTFAD_CFG3 & OCOTP_CTRL_HW_OCOTP_SEC_CONFIG1_MASK) >> - OCOTP_CTRL_HW_OCOTP_SEC_CONFIG1_SHIFT); - - if (sec_config == SEC_CONFIG_OPEN) - { - /* Enable non-secure SW access */ - base->HPCOMR |= SNVS_HPCOMR_NPSWA_EN(1); - } - - /* Set LP Software Reset Disable lock and ZMK Write Soft Lock */ - base->HPCOMR |= SNVS_HPCOMR_LP_SWR_DIS(1); - base->HPLR |= SNVS_HPLR_ZMK_WSL(1); -} -#endif /* FSL_FEATURE_SNVS_HAS_SET_LOCK */ |