/* * Copyright (c) 2015, Freescale Semiconductor, Inc. * Copyright 2016-2017 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef _FSL_FLEXIO_H_ #define _FSL_FLEXIO_H_ #include "fsl_common.h" /*! * @addtogroup flexio_driver * @{ */ /******************************************************************************* * Definitions ******************************************************************************/ /*! @name Driver version */ /*@{*/ /*! @brief FlexIO driver version 2.0.2. */ #define FSL_FLEXIO_DRIVER_VERSION (MAKE_VERSION(2, 0, 2)) /*@}*/ /*! @brief Calculate FlexIO timer trigger.*/ #define FLEXIO_TIMER_TRIGGER_SEL_PININPUT(x) ((uint32_t)(x) << 1U) #define FLEXIO_TIMER_TRIGGER_SEL_SHIFTnSTAT(x) (((uint32_t)(x) << 2U) | 0x1U) #define FLEXIO_TIMER_TRIGGER_SEL_TIMn(x) (((uint32_t)(x) << 2U) | 0x3U) /*! @brief Define time of timer trigger polarity.*/ typedef enum _flexio_timer_trigger_polarity { kFLEXIO_TimerTriggerPolarityActiveHigh = 0x0U, /*!< Active high. */ kFLEXIO_TimerTriggerPolarityActiveLow = 0x1U, /*!< Active low. */ } flexio_timer_trigger_polarity_t; /*! @brief Define type of timer trigger source.*/ typedef enum _flexio_timer_trigger_source { kFLEXIO_TimerTriggerSourceExternal = 0x0U, /*!< External trigger selected. */ kFLEXIO_TimerTriggerSourceInternal = 0x1U, /*!< Internal trigger selected. */ } flexio_timer_trigger_source_t; /*! @brief Define type of timer/shifter pin configuration.*/ typedef enum _flexio_pin_config { kFLEXIO_PinConfigOutputDisabled = 0x0U, /*!< Pin output disabled. */ kFLEXIO_PinConfigOpenDrainOrBidirection = 0x1U, /*!< Pin open drain or bidirectional output enable. */ kFLEXIO_PinConfigBidirectionOutputData = 0x2U, /*!< Pin bidirectional output data. */ kFLEXIO_PinConfigOutput = 0x3U, /*!< Pin output. */ } flexio_pin_config_t; /*! @brief Definition of pin polarity.*/ typedef enum _flexio_pin_polarity { kFLEXIO_PinActiveHigh = 0x0U, /*!< Active high. */ kFLEXIO_PinActiveLow = 0x1U, /*!< Active low. */ } flexio_pin_polarity_t; /*! @brief Define type of timer work mode.*/ typedef enum _flexio_timer_mode { kFLEXIO_TimerModeDisabled = 0x0U, /*!< Timer Disabled. */ kFLEXIO_TimerModeDual8BitBaudBit = 0x1U, /*!< Dual 8-bit counters baud/bit mode. */ kFLEXIO_TimerModeDual8BitPWM = 0x2U, /*!< Dual 8-bit counters PWM mode. */ kFLEXIO_TimerModeSingle16Bit = 0x3U, /*!< Single 16-bit counter mode. */ } flexio_timer_mode_t; /*! @brief Define type of timer initial output or timer reset condition.*/ typedef enum _flexio_timer_output { kFLEXIO_TimerOutputOneNotAffectedByReset = 0x0U, /*!< Logic one when enabled and is not affected by timer reset. */ kFLEXIO_TimerOutputZeroNotAffectedByReset = 0x1U, /*!< Logic zero when enabled and is not affected by timer reset. */ kFLEXIO_TimerOutputOneAffectedByReset = 0x2U, /*!< Logic one when enabled and on timer reset. */ kFLEXIO_TimerOutputZeroAffectedByReset = 0x3U, /*!< Logic zero when enabled and on timer reset. */ } flexio_timer_output_t; /*! @brief Define type of timer decrement.*/ typedef enum _flexio_timer_decrement_source { kFLEXIO_TimerDecSrcOnFlexIOClockShiftTimerOutput = 0x0U, /*!< Decrement counter on FlexIO clock, Shift clock equals Timer output. */ kFLEXIO_TimerDecSrcOnTriggerInputShiftTimerOutput = 0x1U, /*!< Decrement counter on Trigger input (both edges), Shift clock equals Timer output. */ kFLEXIO_TimerDecSrcOnPinInputShiftPinInput = 0x2U, /*!< Decrement counter on Pin input (both edges), Shift clock equals Pin input. */ kFLEXIO_TimerDecSrcOnTriggerInputShiftTriggerInput = 0x3U, /*!< Decrement counter on Trigger input (both edges), Shift clock equals Trigger input. */ } flexio_timer_decrement_source_t; /*! @brief Define type of timer reset condition.*/ typedef enum _flexio_timer_reset_condition { kFLEXIO_TimerResetNever = 0x0U, /*!< Timer never reset. */ kFLEXIO_TimerResetOnTimerPinEqualToTimerOutput = 0x2U, /*!< Timer reset on Timer Pin equal to Timer Output. */ kFLEXIO_TimerResetOnTimerTriggerEqualToTimerOutput = 0x3U, /*!< Timer reset on Timer Trigger equal to Timer Output. */ kFLEXIO_TimerResetOnTimerPinRisingEdge = 0x4U, /*!< Timer reset on Timer Pin rising edge. */ kFLEXIO_TimerResetOnTimerTriggerRisingEdge = 0x6U, /*!< Timer reset on Trigger rising edge. */ kFLEXIO_TimerResetOnTimerTriggerBothEdge = 0x7U, /*!< Timer reset on Trigger rising or falling edge. */ } flexio_timer_reset_condition_t; /*! @brief Define type of timer disable condition.*/ typedef enum _flexio_timer_disable_condition { kFLEXIO_TimerDisableNever = 0x0U, /*!< Timer never disabled. */ kFLEXIO_TimerDisableOnPreTimerDisable = 0x1U, /*!< Timer disabled on Timer N-1 disable. */ kFLEXIO_TimerDisableOnTimerCompare = 0x2U, /*!< Timer disabled on Timer compare. */ kFLEXIO_TimerDisableOnTimerCompareTriggerLow = 0x3U, /*!< Timer disabled on Timer compare and Trigger Low. */ kFLEXIO_TimerDisableOnPinBothEdge = 0x4U, /*!< Timer disabled on Pin rising or falling edge. */ kFLEXIO_TimerDisableOnPinBothEdgeTriggerHigh = 0x5U, /*!< Timer disabled on Pin rising or falling edge provided Trigger is high. */ kFLEXIO_TimerDisableOnTriggerFallingEdge = 0x6U, /*!< Timer disabled on Trigger falling edge. */ } flexio_timer_disable_condition_t; /*! @brief Define type of timer enable condition.*/ typedef enum _flexio_timer_enable_condition { kFLEXIO_TimerEnabledAlways = 0x0U, /*!< Timer always enabled. */ kFLEXIO_TimerEnableOnPrevTimerEnable = 0x1U, /*!< Timer enabled on Timer N-1 enable. */ kFLEXIO_TimerEnableOnTriggerHigh = 0x2U, /*!< Timer enabled on Trigger high. */ kFLEXIO_TimerEnableOnTriggerHighPinHigh = 0x3U, /*!< Timer enabled on Trigger high and Pin high. */ kFLEXIO_TimerEnableOnPinRisingEdge = 0x4U, /*!< Timer enabled on Pin rising edge. */ kFLEXIO_TimerEnableOnPinRisingEdgeTriggerHigh = 0x5U, /*!< Timer enabled on Pin rising edge and Trigger high. */ kFLEXIO_TimerEnableOnTriggerRisingEdge = 0x6U, /*!< Timer enabled on Trigger rising edge. */ kFLEXIO_TimerEnableOnTriggerBothEdge = 0x7U, /*!< Timer enabled on Trigger rising or falling edge. */ } flexio_timer_enable_condition_t; /*! @brief Define type of timer stop bit generate condition.*/ typedef enum _flexio_timer_stop_bit_condition { kFLEXIO_TimerStopBitDisabled = 0x0U, /*!< Stop bit disabled. */ kFLEXIO_TimerStopBitEnableOnTimerCompare = 0x1U, /*!< Stop bit is enabled on timer compare. */ kFLEXIO_TimerStopBitEnableOnTimerDisable = 0x2U, /*!< Stop bit is enabled on timer disable. */ kFLEXIO_TimerStopBitEnableOnTimerCompareDisable = 0x3U, /*!< Stop bit is enabled on timer compare and timer disable. */ } flexio_timer_stop_bit_condition_t; /*! @brief Define type of timer start bit generate condition.*/ typedef enum _flexio_timer_start_bit_condition { kFLEXIO_TimerStartBitDisabled = 0x0U, /*!< Start bit disabled. */ kFLEXIO_TimerStartBitEnabled = 0x1U, /*!< Start bit enabled. */ } flexio_timer_start_bit_condition_t; /*! @brief Define type of timer polarity for shifter control. */ typedef enum _flexio_shifter_timer_polarity { kFLEXIO_ShifterTimerPolarityOnPositive = 0x0U, /*!< Shift on positive edge of shift clock. */ kFLEXIO_ShifterTimerPolarityOnNegitive = 0x1U, /*!< Shift on negative edge of shift clock. */ } flexio_shifter_timer_polarity_t; /*! @brief Define type of shifter working mode.*/ typedef enum _flexio_shifter_mode { kFLEXIO_ShifterDisabled = 0x0U, /*!< Shifter is disabled. */ kFLEXIO_ShifterModeReceive = 0x1U, /*!< Receive mode. */ kFLEXIO_ShifterModeTransmit = 0x2U, /*!< Transmit mode. */ kFLEXIO_ShifterModeMatchStore = 0x4U, /*!< Match store mode. */ kFLEXIO_ShifterModeMatchContinuous = 0x5U, /*!< Match continuous mode. */ #if FSL_FEATURE_FLEXIO_HAS_STATE_MODE kFLEXIO_ShifterModeState = 0x6U, /*!< SHIFTBUF contents are used for storing programmable state attributes. */ #endif /* FSL_FEATURE_FLEXIO_HAS_STATE_MODE */ #if FSL_FEATURE_FLEXIO_HAS_LOGIC_MODE kFLEXIO_ShifterModeLogic = 0x7U, /*!< SHIFTBUF contents are used for implementing programmable logic look up table. */ #endif /* FSL_FEATURE_FLEXIO_HAS_LOGIC_MODE */ } flexio_shifter_mode_t; /*! @brief Define type of shifter input source.*/ typedef enum _flexio_shifter_input_source { kFLEXIO_ShifterInputFromPin = 0x0U, /*!< Shifter input from pin. */ kFLEXIO_ShifterInputFromNextShifterOutput = 0x1U, /*!< Shifter input from Shifter N+1. */ } flexio_shifter_input_source_t; /*! @brief Define of STOP bit configuration.*/ typedef enum _flexio_shifter_stop_bit { kFLEXIO_ShifterStopBitDisable = 0x0U, /*!< Disable shifter stop bit. */ kFLEXIO_ShifterStopBitLow = 0x2U, /*!< Set shifter stop bit to logic low level. */ kFLEXIO_ShifterStopBitHigh = 0x3U, /*!< Set shifter stop bit to logic high level. */ } flexio_shifter_stop_bit_t; /*! @brief Define type of START bit configuration.*/ typedef enum _flexio_shifter_start_bit { kFLEXIO_ShifterStartBitDisabledLoadDataOnEnable = 0x0U, /*!< Disable shifter start bit, transmitter loads data on enable. */ kFLEXIO_ShifterStartBitDisabledLoadDataOnShift = 0x1U, /*!< Disable shifter start bit, transmitter loads data on first shift. */ kFLEXIO_ShifterStartBitLow = 0x2U, /*!< Set shifter start bit to logic low level. */ kFLEXIO_ShifterStartBitHigh = 0x3U, /*!< Set shifter start bit to logic high level. */ } flexio_shifter_start_bit_t; /*! @brief Define FlexIO shifter buffer type*/ typedef enum _flexio_shifter_buffer_type { kFLEXIO_ShifterBuffer = 0x0U, /*!< Shifter Buffer N Register. */ kFLEXIO_ShifterBufferBitSwapped = 0x1U, /*!< Shifter Buffer N Bit Byte Swapped Register. */ kFLEXIO_ShifterBufferByteSwapped = 0x2U, /*!< Shifter Buffer N Byte Swapped Register. */ kFLEXIO_ShifterBufferBitByteSwapped = 0x3U, /*!< Shifter Buffer N Bit Swapped Register. */ #if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP kFLEXIO_ShifterBufferNibbleByteSwapped = 0x4U, /*!< Shifter Buffer N Nibble Byte Swapped Register. */ #endif /*FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_BYTE_SWAP*/ #if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_HALF_WORD_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_HALF_WORD_SWAP kFLEXIO_ShifterBufferHalfWordSwapped = 0x5U, /*!< Shifter Buffer N Half Word Swapped Register. */ #endif #if defined(FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_SWAP) && FSL_FEATURE_FLEXIO_HAS_SHFT_BUFFER_NIBBLE_SWAP kFLEXIO_ShifterBufferNibbleSwapped = 0x6U, /*!< Shifter Buffer N Nibble Swapped Register. */ #endif } flexio_shifter_buffer_type_t; /*! @brief Define FlexIO user configuration structure. */ typedef struct _flexio_config_ { bool enableFlexio; /*!< Enable/disable FlexIO module */ bool enableInDoze; /*!< Enable/disable FlexIO operation in doze mode */ bool enableInDebug; /*!< Enable/disable FlexIO operation in debug mode */ bool enableFastAccess; /*!< Enable/disable fast access to FlexIO registers, fast access requires the FlexIO clock to be at least twice the frequency of the bus clock. */ } flexio_config_t; /*! @brief Define FlexIO timer configuration structure. */ typedef struct _flexio_timer_config { /* Trigger. */ uint32_t triggerSelect; /*!< The internal trigger selection number using MACROs. */ flexio_timer_trigger_polarity_t triggerPolarity; /*!< Trigger Polarity. */ flexio_timer_trigger_source_t triggerSource; /*!< Trigger Source, internal (see 'trgsel') or external. */ /* Pin. */ flexio_pin_config_t pinConfig; /*!< Timer Pin Configuration. */ uint32_t pinSelect; /*!< Timer Pin number Select. */ flexio_pin_polarity_t pinPolarity; /*!< Timer Pin Polarity. */ /* Timer. */ flexio_timer_mode_t timerMode; /*!< Timer work Mode. */ flexio_timer_output_t timerOutput; /*!< Configures the initial state of the Timer Output and whether it is affected by the Timer reset. */ flexio_timer_decrement_source_t timerDecrement; /*!< Configures the source of the Timer decrement and the source of the Shift clock. */ flexio_timer_reset_condition_t timerReset; /*!< Configures the condition that causes the timer counter (and optionally the timer output) to be reset. */ flexio_timer_disable_condition_t timerDisable; /*!< Configures the condition that causes the Timer to be disabled and stop decrementing. */ flexio_timer_enable_condition_t timerEnable; /*!< Configures the condition that causes the Timer to be enabled and start decrementing. */ flexio_timer_stop_bit_condition_t timerStop; /*!< Timer STOP Bit generation. */ flexio_timer_start_bit_condition_t timerStart; /*!< Timer STRAT Bit generation. */ uint32_t timerCompare; /*!< Value for Timer Compare N Register. */ } flexio_timer_config_t; /*! @brief Define FlexIO shifter configuration structure. */ typedef struct _flexio_shifter_config { /* Timer. */ uint32_t timerSelect; /*!< Selects which Timer is used for controlling the logic/shift register and generating the Shift clock. */ flexio_shifter_timer_polarity_t timerPolarity; /*!< Timer Polarity. */ /* Pin. */ flexio_pin_config_t pinConfig; /*!< Shifter Pin Configuration. */ uint32_t pinSelect; /*!< Shifter Pin number Select. */ flexio_pin_polarity_t pinPolarity; /*!< Shifter Pin Polarity. */ /* Shifter. */ flexio_shifter_mode_t shifterMode; /*!< Configures the mode of the Shifter. */ #if FSL_FEATURE_FLEXIO_HAS_PARALLEL_WIDTH uint32_t parallelWidth; /*!< Configures the parallel width when using parallel mode.*/ #endif /* FSL_FEATURE_FLEXIO_HAS_PARALLEL_WIDTH */ flexio_shifter_input_source_t inputSource; /*!< Selects the input source for the shifter. */ flexio_shifter_stop_bit_t shifterStop; /*!< Shifter STOP bit. */ flexio_shifter_start_bit_t shifterStart; /*!< Shifter START bit. */ } flexio_shifter_config_t; /*! @brief typedef for FlexIO simulated driver interrupt handler.*/ typedef void (*flexio_isr_t)(void *base, void *handle); /******************************************************************************* * Variables ******************************************************************************/ /*! @brief Pointers to flexio bases for each instance. */ extern FLEXIO_Type *const s_flexioBases[]; #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /*! @brief Pointers to flexio clocks for each instance. */ extern const clock_ip_name_t s_flexioClocks[]; #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ /******************************************************************************* * API ******************************************************************************/ #if defined(__cplusplus) extern "C" { #endif /*_cplusplus*/ /*! * @name FlexIO Initialization and De-initialization * @{ */ /*! * @brief Gets the default configuration to configure the FlexIO module. The configuration * can used directly to call the FLEXIO_Configure(). * * Example: @code flexio_config_t config; FLEXIO_GetDefaultConfig(&config); @endcode * * @param userConfig pointer to flexio_config_t structure */ void FLEXIO_GetDefaultConfig(flexio_config_t *userConfig); /*! * @brief Configures the FlexIO with a FlexIO configuration. The configuration structure * can be filled by the user or be set with default values by FLEXIO_GetDefaultConfig(). * * Example @code flexio_config_t config = { .enableFlexio = true, .enableInDoze = false, .enableInDebug = true, .enableFastAccess = false }; FLEXIO_Configure(base, &config); @endcode * * @param base FlexIO peripheral base address * @param userConfig pointer to flexio_config_t structure */ void FLEXIO_Init(FLEXIO_Type *base, const flexio_config_t *userConfig); /*! * @brief Gates the FlexIO clock. Call this API to stop the FlexIO clock. * * @note After calling this API, call the FLEXO_Init to use the FlexIO module. * * @param base FlexIO peripheral base address */ void FLEXIO_Deinit(FLEXIO_Type *base); /*! * @brief Get instance number for FLEXIO module. * * @param base FLEXIO peripheral base address. */ uint32_t FLEXIO_GetInstance(FLEXIO_Type *base); /* @} */ /*! * @name FlexIO Basic Operation * @{ */ /*! * @brief Resets the FlexIO module. * * @param base FlexIO peripheral base address */ void FLEXIO_Reset(FLEXIO_Type *base); /*! * @brief Enables the FlexIO module operation. * * @param base FlexIO peripheral base address * @param enable true to enable, false to disable. */ static inline void FLEXIO_Enable(FLEXIO_Type *base, bool enable) { if (enable) { base->CTRL |= FLEXIO_CTRL_FLEXEN_MASK; } else { base->CTRL &= ~FLEXIO_CTRL_FLEXEN_MASK; } } #if defined(FSL_FEATURE_FLEXIO_HAS_PIN_STATUS) && FSL_FEATURE_FLEXIO_HAS_PIN_STATUS /*! * @brief Reads the input data on each of the FlexIO pins. * * @param base FlexIO peripheral base address * @return FlexIO pin input data */ static inline uint32_t FLEXIO_ReadPinInput(FLEXIO_Type *base) { return base->PIN; } #endif /*FSL_FEATURE_FLEXIO_HAS_PIN_STATUS*/ #if defined(FSL_FEATURE_FLEXIO_HAS_STATE_MODE) && FSL_FEATURE_FLEXIO_HAS_STATE_MODE /*! * @brief Gets the current state pointer for state mode use. * * @param base FlexIO peripheral base address * @return current State pointer */ static inline uint8_t FLEXIO_GetShifterState(FLEXIO_Type *base) { return ((base->SHIFTSTATE) & FLEXIO_SHIFTSTATE_STATE_MASK); } #endif /*FSL_FEATURE_FLEXIO_HAS_STATE_MODE*/ /*! * @brief Configures the shifter with the shifter configuration. The configuration structure * covers both the SHIFTCTL and SHIFTCFG registers. To configure the shifter to the proper * mode, select which timer controls the shifter to shift, whether to generate start bit/stop * bit, and the polarity of start bit and stop bit. * * Example @code flexio_shifter_config_t config = { .timerSelect = 0, .timerPolarity = kFLEXIO_ShifterTimerPolarityOnPositive, .pinConfig = kFLEXIO_PinConfigOpenDrainOrBidirection, .pinPolarity = kFLEXIO_PinActiveLow, .shifterMode = kFLEXIO_ShifterModeTransmit, .inputSource = kFLEXIO_ShifterInputFromPin, .shifterStop = kFLEXIO_ShifterStopBitHigh, .shifterStart = kFLEXIO_ShifterStartBitLow }; FLEXIO_SetShifterConfig(base, &config); @endcode * * @param base FlexIO peripheral base address * @param index Shifter index * @param shifterConfig Pointer to flexio_shifter_config_t structure */ void FLEXIO_SetShifterConfig(FLEXIO_Type *base, uint8_t index, const flexio_shifter_config_t *shifterConfig); /*! * @brief Configures the timer with the timer configuration. The configuration structure * covers both the TIMCTL and TIMCFG registers. To configure the timer to the proper * mode, select trigger source for timer and the timer pin output and the timing for timer. * * Example @code flexio_timer_config_t config = { .triggerSelect = FLEXIO_TIMER_TRIGGER_SEL_SHIFTnSTAT(0), .triggerPolarity = kFLEXIO_TimerTriggerPolarityActiveLow, .triggerSource = kFLEXIO_TimerTriggerSourceInternal, .pinConfig = kFLEXIO_PinConfigOpenDrainOrBidirection, .pinSelect = 0, .pinPolarity = kFLEXIO_PinActiveHigh, .timerMode = kFLEXIO_TimerModeDual8BitBaudBit, .timerOutput = kFLEXIO_TimerOutputZeroNotAffectedByReset, .timerDecrement = kFLEXIO_TimerDecSrcOnFlexIOClockShiftTimerOutput, .timerReset = kFLEXIO_TimerResetOnTimerPinEqualToTimerOutput, .timerDisable = kFLEXIO_TimerDisableOnTimerCompare, .timerEnable = kFLEXIO_TimerEnableOnTriggerHigh, .timerStop = kFLEXIO_TimerStopBitEnableOnTimerDisable, .timerStart = kFLEXIO_TimerStartBitEnabled }; FLEXIO_SetTimerConfig(base, &config); @endcode * * @param base FlexIO peripheral base address * @param index Timer index * @param timerConfig Pointer to the flexio_timer_config_t structure */ void FLEXIO_SetTimerConfig(FLEXIO_Type *base, uint8_t index, const flexio_timer_config_t *timerConfig); /* @} */ /*! * @name FlexIO Interrupt Operation * @{ */ /*! * @brief Enables the shifter status interrupt. The interrupt generates when the corresponding SSF is set. * * @param base FlexIO peripheral base address * @param mask The shifter status mask which can be calculated by (1 << shifter index) * @note For multiple shifter status interrupt enable, for example, two shifter status enable, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_EnableShifterStatusInterrupts(FLEXIO_Type *base, uint32_t mask) { base->SHIFTSIEN |= mask; } /*! * @brief Disables the shifter status interrupt. The interrupt won't generate when the corresponding SSF is set. * * @param base FlexIO peripheral base address * @param mask The shifter status mask which can be calculated by (1 << shifter index) * @note For multiple shifter status interrupt enable, for example, two shifter status enable, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_DisableShifterStatusInterrupts(FLEXIO_Type *base, uint32_t mask) { base->SHIFTSIEN &= ~mask; } /*! * @brief Enables the shifter error interrupt. The interrupt generates when the corresponding SEF is set. * * @param base FlexIO peripheral base address * @param mask The shifter error mask which can be calculated by (1 << shifter index) * @note For multiple shifter error interrupt enable, for example, two shifter error enable, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_EnableShifterErrorInterrupts(FLEXIO_Type *base, uint32_t mask) { base->SHIFTEIEN |= mask; } /*! * @brief Disables the shifter error interrupt. The interrupt won't generate when the corresponding SEF is set. * * @param base FlexIO peripheral base address * @param mask The shifter error mask which can be calculated by (1 << shifter index) * @note For multiple shifter error interrupt enable, for example, two shifter error enable, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_DisableShifterErrorInterrupts(FLEXIO_Type *base, uint32_t mask) { base->SHIFTEIEN &= ~mask; } /*! * @brief Enables the timer status interrupt. The interrupt generates when the corresponding SSF is set. * * @param base FlexIO peripheral base address * @param mask The timer status mask which can be calculated by (1 << timer index) * @note For multiple timer status interrupt enable, for example, two timer status enable, can calculate * the mask by using ((1 << timer index0) | (1 << timer index1)) */ static inline void FLEXIO_EnableTimerStatusInterrupts(FLEXIO_Type *base, uint32_t mask) { base->TIMIEN |= mask; } /*! * @brief Disables the timer status interrupt. The interrupt won't generate when the corresponding SSF is set. * * @param base FlexIO peripheral base address * @param mask The timer status mask which can be calculated by (1 << timer index) * @note For multiple timer status interrupt enable, for example, two timer status enable, can calculate * the mask by using ((1 << timer index0) | (1 << timer index1)) */ static inline void FLEXIO_DisableTimerStatusInterrupts(FLEXIO_Type *base, uint32_t mask) { base->TIMIEN &= ~mask; } /* @} */ /*! * @name FlexIO Status Operation * @{ */ /*! * @brief Gets the shifter status flags. * * @param base FlexIO peripheral base address * @return Shifter status flags */ static inline uint32_t FLEXIO_GetShifterStatusFlags(FLEXIO_Type *base) { return ((base->SHIFTSTAT) & FLEXIO_SHIFTSTAT_SSF_MASK); } /*! * @brief Clears the shifter status flags. * * @param base FlexIO peripheral base address * @param mask The shifter status mask which can be calculated by (1 << shifter index) * @note For clearing multiple shifter status flags, for example, two shifter status flags, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_ClearShifterStatusFlags(FLEXIO_Type *base, uint32_t mask) { base->SHIFTSTAT = mask; } /*! * @brief Gets the shifter error flags. * * @param base FlexIO peripheral base address * @return Shifter error flags */ static inline uint32_t FLEXIO_GetShifterErrorFlags(FLEXIO_Type *base) { return ((base->SHIFTERR) & FLEXIO_SHIFTERR_SEF_MASK); } /*! * @brief Clears the shifter error flags. * * @param base FlexIO peripheral base address * @param mask The shifter error mask which can be calculated by (1 << shifter index) * @note For clearing multiple shifter error flags, for example, two shifter error flags, can calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) */ static inline void FLEXIO_ClearShifterErrorFlags(FLEXIO_Type *base, uint32_t mask) { base->SHIFTERR = mask; } /*! * @brief Gets the timer status flags. * * @param base FlexIO peripheral base address * @return Timer status flags */ static inline uint32_t FLEXIO_GetTimerStatusFlags(FLEXIO_Type *base) { return ((base->TIMSTAT) & FLEXIO_TIMSTAT_TSF_MASK); } /*! * @brief Clears the timer status flags. * * @param base FlexIO peripheral base address * @param mask The timer status mask which can be calculated by (1 << timer index) * @note For clearing multiple timer status flags, for example, two timer status flags, can calculate * the mask by using ((1 << timer index0) | (1 << timer index1)) */ static inline void FLEXIO_ClearTimerStatusFlags(FLEXIO_Type *base, uint32_t mask) { base->TIMSTAT = mask; } /* @} */ /*! * @name FlexIO DMA Operation * @{ */ /*! * @brief Enables/disables the shifter status DMA. The DMA request generates when the corresponding SSF is set. * * @note For multiple shifter status DMA enables, for example, calculate * the mask by using ((1 << shifter index0) | (1 << shifter index1)) * * @param base FlexIO peripheral base address * @param mask The shifter status mask which can be calculated by (1 << shifter index) * @param enable True to enable, false to disable. */ static inline void FLEXIO_EnableShifterStatusDMA(FLEXIO_Type *base, uint32_t mask, bool enable) { if (enable) { base->SHIFTSDEN |= mask; } else { base->SHIFTSDEN &= ~mask; } } /*! * @brief Gets the shifter buffer address for the DMA transfer usage. * * @param base FlexIO peripheral base address * @param type Shifter type of flexio_shifter_buffer_type_t * @param index Shifter index * @return Corresponding shifter buffer index */ uint32_t FLEXIO_GetShifterBufferAddress(FLEXIO_Type *base, flexio_shifter_buffer_type_t type, uint8_t index); /*! * @brief Registers the handle and the interrupt handler for the FlexIO-simulated peripheral. * * @param base Pointer to the FlexIO simulated peripheral type. * @param handle Pointer to the handler for FlexIO simulated peripheral. * @param isr FlexIO simulated peripheral interrupt handler. * @retval kStatus_Success Successfully create the handle. * @retval kStatus_OutOfRange The FlexIO type/handle/ISR table out of range. */ status_t FLEXIO_RegisterHandleIRQ(void *base, void *handle, flexio_isr_t isr); /*! * @brief Unregisters the handle and the interrupt handler for the FlexIO-simulated peripheral. * * @param base Pointer to the FlexIO simulated peripheral type. * @retval kStatus_Success Successfully create the handle. * @retval kStatus_OutOfRange The FlexIO type/handle/ISR table out of range. */ status_t FLEXIO_UnregisterHandleIRQ(void *base); /* @} */ #if defined(__cplusplus) } #endif /*_cplusplus*/ /*@}*/ #endif /*_FSL_FLEXIO_H_*/