diff options
Diffstat (limited to 'bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_tempmon.c')
| -rw-r--r-- | bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_tempmon.c | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_tempmon.c b/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_tempmon.c deleted file mode 100644 index 1f65d3bc5f..0000000000 --- a/bsps/arm/imxrt/nxp/devices/MIMXRT1052/drivers/fsl_tempmon.c +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Copyright 2018-2019 NXP - * All rights reserved. - * - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include "fsl_tempmon.h" - -/******************************************************************************* - * Definitions - ******************************************************************************/ - -/* Component ID definition, used by tools. */ -#ifndef FSL_COMPONENT_ID -#define FSL_COMPONENT_ID "platform.drivers.tempmon" -#endif - -/*! @brief TEMPMON calibration data mask. */ -#define TEMPMON_HOTTEMPMASK 0xFFU -#define TEMPMON_HOTTEMPSHIFT 0x00U -#define TEMPMON_HOTCOUNTMASK 0xFFF00U -#define TEMPMON_HOTCOUNTSHIFT 0X08U -#define TEMPMON_ROOMCOUNTMASK 0xFFF00000U -#define TEMPMON_ROOMCOUNTSHIFT 0x14U - -/*! @brief the room temperature. */ -#define TEMPMON_ROOMTEMP 25.0f - -/******************************************************************************* - * Prototypes - ******************************************************************************/ - -/******************************************************************************* - * Variables - ******************************************************************************/ - -static uint32_t s_hotTemp; /*!< The value of TEMPMON_TEMPSENSE0[TEMP_VALUE] at room temperature .*/ -static uint32_t s_hotCount; /*!< The value of TEMPMON_TEMPSENSE0[TEMP_VALUE] at the hot temperature.*/ -static float s_hotT_ROOM; /*!< The value of s_hotTemp minus room temperature(25��).*/ -static uint32_t s_roomC_hotC; /*!< The value of s_roomCount minus s_hotCount.*/ - -/******************************************************************************* - * Code - ******************************************************************************/ -/*! - * brief Initializes the TEMPMON module. - * - * param base TEMPMON base pointer - * param config Pointer to configuration structure. - */ -void TEMPMON_Init(TEMPMON_Type *base, const tempmon_config_t *config) -{ - assert(NULL != config); - - uint32_t calibrationData; - uint32_t roomCount; - - /* Power on the temperature sensor*/ - base->TEMPSENSE0 &= ~TEMPMON_TEMPSENSE0_POWER_DOWN_MASK; - - /* Set temperature monitor frequency */ - base->TEMPSENSE1 = TEMPMON_TEMPSENSE1_MEASURE_FREQ(config->frequency); - - /* ready to read calibration data */ - calibrationData = OCOTP->ANA1; - s_hotTemp = (uint32_t)(calibrationData & TEMPMON_HOTTEMPMASK) >> TEMPMON_HOTTEMPSHIFT; - s_hotCount = (uint32_t)(calibrationData & TEMPMON_HOTCOUNTMASK) >> TEMPMON_HOTCOUNTSHIFT; - roomCount = (uint32_t)(calibrationData & TEMPMON_ROOMCOUNTMASK) >> TEMPMON_ROOMCOUNTSHIFT; - - s_hotT_ROOM = (float)s_hotTemp - TEMPMON_ROOMTEMP; - s_roomC_hotC = roomCount - s_hotCount; - - /* Set alarm temperature */ - TEMPMON_SetTempAlarm(base, config->highAlarmTemp, kTEMPMON_HighAlarmMode); - TEMPMON_SetTempAlarm(base, config->panicAlarmTemp, kTEMPMON_PanicAlarmMode); - TEMPMON_SetTempAlarm(base, config->lowAlarmTemp, kTEMPMON_LowAlarmMode); -} - -/*! - * brief Deinitializes the TEMPMON module. - * - * param base TEMPMON base pointer - */ -void TEMPMON_Deinit(TEMPMON_Type *base) -{ - base->TEMPSENSE0 |= TEMPMON_TEMPSENSE0_POWER_DOWN_MASK; -} - -/*! - * brief Gets the default configuration structure. - * - * This function initializes the TEMPMON configuration structure to a default value. The default - * values are: - * tempmonConfig->frequency = 0x02U; - * tempmonConfig->highAlarmTemp = 44U; - * tempmonConfig->panicAlarmTemp = 90U; - * tempmonConfig->lowAlarmTemp = 39U; - * - * param config Pointer to a configuration structure. - */ -void TEMPMON_GetDefaultConfig(tempmon_config_t *config) -{ - assert(config); - - /* Initializes the configure structure to zero. */ - (void)memset(config, 0, sizeof(*config)); - - /* Default measure frequency */ - config->frequency = 0x03U; - /* Default high alarm temperature */ - config->highAlarmTemp = 40U; - /* Default panic alarm temperature */ - config->panicAlarmTemp = 90U; - /* Default low alarm temperature */ - config->lowAlarmTemp = 20U; -} - -/*! - * brief Get current temperature with the fused temperature calibration data. - * - * param base TEMPMON base pointer - * return current temperature with degrees Celsius. - */ -float TEMPMON_GetCurrentTemperature(TEMPMON_Type *base) -{ - /* Check arguments */ - assert(NULL != base); - - uint32_t nmeas; - float tmeas; - - while (0U == (base->TEMPSENSE0 & TEMPMON_TEMPSENSE0_FINISHED_MASK)) - { - } - - /* ready to read temperature code value */ - nmeas = (base->TEMPSENSE0 & TEMPMON_TEMPSENSE0_TEMP_CNT_MASK) >> TEMPMON_TEMPSENSE0_TEMP_CNT_SHIFT; - - /* Calculate temperature */ - tmeas = (float)s_hotTemp - (((float)nmeas - (float)s_hotCount) * s_hotT_ROOM / (float)s_roomC_hotC); - - return tmeas; -} - -/*! - * brief Set the temperature count (raw sensor output) that will generate an alarm interrupt. - * - * param base TEMPMON base pointer - * param tempVal The alarm temperature with degrees Celsius - * param alarmMode The alarm mode. - */ -void TEMPMON_SetTempAlarm(TEMPMON_Type *base, uint32_t tempVal, tempmon_alarm_mode alarmMode) -{ - /* Check arguments */ - assert(NULL != base); - - uint32_t tempCodeVal; - uint32_t tempRegVal; - - /* Calculate alarm temperature code value */ - tempCodeVal = (uint32_t)(s_hotCount + (s_hotTemp - tempVal) * s_roomC_hotC / (uint32_t)s_hotT_ROOM); - - switch (alarmMode) - { - case kTEMPMON_HighAlarmMode: - /* Clear alarm value and set a new high alarm temperature code value */ - tempRegVal = base->TEMPSENSE0; - tempRegVal = - (tempRegVal & ~TEMPMON_TEMPSENSE0_ALARM_VALUE_MASK) | TEMPMON_TEMPSENSE0_ALARM_VALUE(tempCodeVal); - base->TEMPSENSE0 = tempRegVal; - break; - - case kTEMPMON_PanicAlarmMode: - /* Clear panic alarm value and set a new panic alarm temperature code value */ - tempRegVal = base->TEMPSENSE2; - tempRegVal = (tempRegVal & ~TEMPMON_TEMPSENSE2_PANIC_ALARM_VALUE_MASK) | - TEMPMON_TEMPSENSE2_PANIC_ALARM_VALUE(tempCodeVal); - base->TEMPSENSE2 = tempRegVal; - break; - - case kTEMPMON_LowAlarmMode: - /* Clear low alarm value and set a new low alarm temperature code value */ - tempRegVal = base->TEMPSENSE2; - tempRegVal = (tempRegVal & ~TEMPMON_TEMPSENSE2_LOW_ALARM_VALUE_MASK) | - TEMPMON_TEMPSENSE2_LOW_ALARM_VALUE(tempCodeVal); - base->TEMPSENSE2 = tempRegVal; - break; - - default: - assert(false); - break; - } -} |