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Diff: TARGET_UBRIDGE/TOOLCHAIN_ARM_STD/fsl_flexio.h
- Revision:
- 171:3a7713b1edbc
- Parent:
- 145:64910690c574
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_UBRIDGE/TOOLCHAIN_ARM_STD/fsl_flexio.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,705 @@ +/* + * Copyright (c) 2015, Freescale Semiconductor, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * o Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * o Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or + * other materials provided with the distribution. + * + * o Neither the name of Freescale Semiconductor, Inc. nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef _FSL_FLEXIO_H_ +#define _FSL_FLEXIO_H_ + +#include "fsl_common.h" + +/*! + * @addtogroup flexio_driver + * @{ + */ + +/******************************************************************************* + * Definitions + ******************************************************************************/ + +/*! @name Driver version */ +/*@{*/ +/*! @brief FlexIO driver version 2.0.1. */ +#define FSL_FLEXIO_DRIVER_VERSION (MAKE_VERSION(2, 0, 1)) +/*@}*/ + +/*! @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); + +/******************************************************************************* + * 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); + +/* @} */ + +/*! + * @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_*/