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/*
* Copyright 2017-2020, NXP
* All rights reserved.
*
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __FSL_TMU_H__
#define __FSL_TMU_H__
#include "fsl_common.h"
/*!
* @addtogroup tmu
* @{
*/
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @brief TMU driver version. */
#define FSL_TMU_DRIVER_VERSION (MAKE_VERSION(2, 0, 3)) /*!< Version 2.0.3. */
enum _tmu_monitor_site
{
kTMU_MonitorSite0 = 1U << 15U, /* TMU monitoring site 0. */
kTMU_MonitorSite1 = 1U << 14U, /* TMU monitoring site 1. */
kTMU_MonitorSite2 = 1U << 13U, /* TMU monitoring site 2. */
kTMU_MonitorSite3 = 1U << 12U, /* TMU monitoring site 3. */
kTMU_MonitorSite4 = 1U << 11U, /* TMU monitoring site 4. */
kTMU_MonitorSite5 = 1U << 10U, /* TMU monitoring site 5. */
kTMU_MonitorSite6 = 1U << 9U, /* TMU monitoring site 6. */
kTMU_MonitorSite7 = 1U << 8U, /* TMU monitoring site 7. */
kTMU_MonitorSite8 = 1U << 7U, /* TMU monitoring site 8. */
kTMU_MonitorSite9 = 1U << 6U, /* TMU monitoring site 9. */
kTMU_MonitorSite10 = 1U << 5U, /* TMU monitoring site 10. */
kTMU_MonitorSite11 = 1U << 4U, /* TMU monitoring site 11. */
kTMU_MonitorSite12 = 1U << 3U, /* TMU monitoring site 12. */
kTMU_MonitorSite13 = 1U << 2U, /* TMU monitoring site 13. */
kTMU_MonitorSite14 = 1U << 1U, /* TMU monitoring site 14. */
kTMU_MonitorSite15 = 1U << 0U, /* TMU monitoring site 15. */
};
/*!
* @brief TMU interrupt enable.
*/
enum _tmu_interrupt_enable
{
kTMU_ImmediateTemperatureInterruptEnable =
TMU_TIER_ITTEIE_MASK, /*!< Immediate temperature threshold exceeded interrupt enable. */
kTMU_AverageTemperatureInterruptEnable =
TMU_TIER_ATTEIE_MASK, /*!< Average temperature threshold exceeded interrupt enable. */
kTMU_AverageTemperatureCriticalInterruptEnable =
TMU_TIER_ATCTEIE_MASK, /*!< Average temperature critical threshold exceeded interrupt enable. >*/
};
/*!
* @brief TMU interrupt status flags.
*/
enum _tmu_interrupt_status_flags
{
kTMU_ImmediateTemperatureStatusFlags = TMU_TIDR_ITTE_MASK, /*!< Immediate temperature threshold exceeded(ITTE). */
kTMU_AverageTemperatureStatusFlags = TMU_TIDR_ATTE_MASK, /*!< Average temperature threshold exceeded(ATTE). */
kTMU_AverageTemperatureCriticalStatusFlags =
TMU_TIDR_ATCTE_MASK, /*!< Average temperature critical threshold exceeded.(ATCTE) */
};
/*!
* @brief TMU status flags.
*/
enum _tmu_status_flags
{
kTMU_IntervalExceededStatusFlags = TMU_TSR_MIE_MASK, /*!< Monitoring interval exceeded. The time required to perform
measurement of all monitored sites has
exceeded the monitoring interval as defined by TMTMIR. */
kTMU_OutOfLowRangeStatusFlags = TMU_TSR_ORL_MASK, /*!< Out-of-range low temperature measurement detected. A
temperature sensor detected a temperature
reading below the lowest measurable temperature of 0 °C. */
kTMU_OutOfHighRangeStatusFlags =
TMU_TSR_ORH_MASK, /*!< Out-of-range high temperature measurement detected. A temperature sensor detected a
temperature
reading above the highest measurable temperature of 125 °C. */
};
/*!
* @brief configuration for TMU thresold.
*/
typedef struct _tmu_thresold_config
{
bool immediateThresoldEnable; /*!< Enable high temperature immediate threshold. */
bool AverageThresoldEnable; /*!< Enable high temperature average threshold. */
bool AverageCriticalThresoldEnable; /*!< Enable high temperature average critical threshold. */
uint8_t immediateThresoldValue; /*!< Range:0U-125U. Valid when corresponding thresold is enabled. High temperature
immediate threshold value.
Determines the current upper temperature threshold, for anyenabled
monitored site. */
uint8_t averageThresoldValue; /*!< Range:0U-125U. Valid when corresponding thresold is enabled. High temperature
average threshold value.
Determines the average upper temperature threshold, for any enabled
monitored site. */
uint8_t averageCriticalThresoldValue; /*!< Range:0U-125U. Valid when corresponding thresold is enabled. High
temperature average critical threshold value.
Determines the average upper critical temperature threshold, for
any enabled monitored site. */
} tmu_thresold_config_t;
/*!
* @brief TMU interrupt status.
*/
typedef struct _tmu_interrupt_status
{
uint32_t interruptDetectMask; /*!< The mask of interrupt status flags. Refer to "_tmu_interrupt_status_flags"
enumeration. */
uint16_t immediateInterruptsSiteMask; /*!< The mask of the temperature sensor site associated with a detected ITTE
event. Please refer to "_tmu_monitor_site" enumeration. */
uint16_t AverageInterruptsSiteMask; /*!< The mask of the temperature sensor site associated with a detected ATTE
event. Please refer to "_tmu_monitor_site" enumeration. */
uint16_t AverageCriticalInterruptsSiteMask; /*!< The mask of the temperature sensor site associated with a detected
ATCTE event.
Please refer to "_tmu_monitor_site" enumeration. */
} tmu_interrupt_status_t;
/*!
* @brief Average low pass filter setting.
*/
typedef enum _tmu_average_low_pass_filter
{
kTMU_AverageLowPassFilter1_0 = 0U, /*!< Average low pass filter = 1. */
kTMU_AverageLowPassFilter0_5 = 1U, /*!< Average low pass filter = 0.5. */
kTMU_AverageLowPassFilter0_25 = 2U, /*!< Average low pass filter = 0.25. */
kTMU_AverageLowPassFilter0_125 = 3U, /*!< Average low pass filter = 0.125. */
} tmu_average_low_pass_filter_t;
/*!
* @brief Configuration for TMU module.
*/
typedef struct _tmu_config
{
uint8_t monitorInterval; /*!< Temperature monitoring interval in seconds. Please refer to specific table in RM. */
uint16_t monitorSiteSelection; /*!< By setting the select bit for a temperature sensor site, it is enabled and
included in all monitoring functions.
If no site is selected, site 0 is monitored by default. Refer to
"_tmu_monitor_site" enumeration. Please look up
relevant table in reference manual. */
tmu_average_low_pass_filter_t
averageLPF; /*!< The average temperature is calculated as: ALPF x Current_Temp + (1 - ALPF) x Average_Temp.
For proper operation, this field should only change when monitoring is disabled. */
} tmu_config_t;
#if defined(__cplusplus)
extern "C" {
#endif
/*******************************************************************************
* API
******************************************************************************/
/*!
* @brief Enable the access to TMU registers and Initialize TMU module.
*
* @param base TMU peripheral base address.
* @param config Pointer to configuration structure. Refer to "tmu_config_t" structure.
*/
void TMU_Init(TMU_Type *base, const tmu_config_t *config);
/*!
* @brief De-initialize TMU module and Disable the access to DCDC registers.
*
* @param base TMU peripheral base address.
*/
void TMU_Deinit(TMU_Type *base);
/*!
* @brief Gets the default configuration for TMU.
*
* This function initializes the user configuration structure to default value. The default value are:
*
* Example:
@code
config->monitorInterval = 0U;
config->monitorSiteSelection = 0U;
config->averageLPF = kTMU_AverageLowPassFilter1_0;
@endcode
*
* @param config Pointer to TMU configuration structure.
*/
void TMU_GetDefaultConfig(tmu_config_t *config);
/*!
* @brief Enable/Disable the TMU module.
*
* @param base TMU peripheral base address.
* @param enable Switcher to enable/disable TMU.
*/
static inline void TMU_Enable(TMU_Type *base, bool enable)
{
if (enable)
{
base->TMR |= TMU_TMR_ME_MASK;
}
else
{
base->TMR &= ~TMU_TMR_ME_MASK;
}
}
/*!
* @brief Enable the TMU interrupts.
*
* @param base TMU peripheral base address.
* @param mask The interrupt mask. Refer to "_tmu_interrupt_enable" enumeration.
*/
static inline void TMU_EnableInterrupts(TMU_Type *base, uint32_t mask)
{
base->TIER |= mask;
}
/*!
* @brief Disable the TMU interrupts.
*
* @param base TMU peripheral base address.
* @param mask The interrupt mask. Refer to "_tmu_interrupt_enable" enumeration.
*/
static inline void TMU_DisableInterrupts(TMU_Type *base, uint32_t mask)
{
base->TIER &= ~mask;
}
/*!
* @brief Get interrupt status flags.
*
* @param base TMU peripheral base address.
* @param status The pointer to interrupt status structure. Record the current interrupt status.
* Please refer to "tmu_interrupt_status_t" structure.
*/
void TMU_GetInterruptStatusFlags(TMU_Type *base, tmu_interrupt_status_t *status);
/*!
* @brief Clear interrupt status flags and corresponding interrupt critical site capture register.
*
* @param base TMU peripheral base address.
* @param mask The mask of interrupt status flags. Refer to "_tmu_interrupt_status_flags" enumeration.
*/
void TMU_ClearInterruptStatusFlags(TMU_Type *base, uint32_t mask);
/*!
* @brief Get TMU status flags.
*
* @param base TMU peripheral base address.
*
* @return The mask of status flags. Refer to "_tmu_status_flags" enumeration.
*/
static inline uint32_t TMU_GetStatusFlags(TMU_Type *base)
{
return base->TSR;
}
/*!
* @brief Get the highest temperature reached for any enabled monitored site within the temperature
* sensor range.
*
* @param base TMU peripheral base address.
* @param temperature Highest temperature recorded in degrees Celsius by any enabled monitored site.
*
* @return Execution status.
* @retval kStatus_Success Temperature reading is valid.
* @retval kStatus_Fail Temperature reading is not valid due to no measured temperature within the
* sensor range of 0-125 °C for an enabled monitored site.
*/
status_t TMU_GetHighestTemperature(TMU_Type *base, uint32_t *temperature);
/*!
* @brief Get the lowest temperature reached for any enabled monitored site within the temperature
* sensor range.
*
* @param base TMU peripheral base address.
* @param temperature Lowest temperature recorded in degrees Celsius by any enabled monitored site.
*
* @return Execution status.
* @retval kStatus_Success Temperature reading is valid.
* @retval kStatus_Fail Temperature reading is not valid due to no measured temperature within the
* sensor range of 0-125 °C for an enabled monitored site.
*/
status_t TMU_GetLowestTemperature(TMU_Type *base, uint32_t *temperature);
/*!
* @brief Get the last immediate temperature at site n. The site must be part of the list of enabled
* monitored sites as defined by monitorSiteSelection in "tmu_config_t" structure.
*
* @param base TMU peripheral base address.
* @param siteIndex The index of the site user want to read. 0U: site0 ~ 15U: site15.
* @param temperature Last immediate temperature reading at site n .
*
* @return Execution status.
* @retval kStatus_Success Temperature reading is valid.
* @retval kStatus_Fail Temperature reading is not valid because temperature out of sensor range or
* first measurement still pending.
*/
status_t TMU_GetImmediateTemperature(TMU_Type *base, uint32_t siteIndex, uint32_t *temperature);
/*!
* @brief Get the last average temperature at site n. The site must be part of the list of enabled
* monitored sites as defined by monitorSiteSelection in "tmu_config_t" structure.
*
* @param base TMU peripheral base address.
* @param siteIndex The index of the site user want to read. 0U: site0 ~ 15U: site15.
* @param temperature Last average temperature reading at site n .
*
* @return Execution status.
* @retval kStatus_Success Temperature reading is valid.
* @retval kStatus_Fail Temperature reading is not valid because temperature out of sensor range or
* first measurement still pending.
*/
status_t TMU_GetAverageTemperature(TMU_Type *base, uint32_t siteIndex, uint32_t *temperature);
/*!
* @brief Configure the high temperature thresold value and enable/disable relevant thresold.
*
* @param base TMU peripheral base address.
* @param config Pointer to configuration structure. Refer to "tmu_thresold_config_t" structure.
*/
void TMU_SetHighTemperatureThresold(TMU_Type *base, const tmu_thresold_config_t *config);
#if defined(__cplusplus)
}
#endif
/* @} */
#endif /* __FSL_TMU_H__ */