/* * Copyright (c) 2016, Freescale Semiconductor, Inc. * Copyright 2016-2020 NXP * All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include "fsl_sai.h" /* Component ID definition, used by tools. */ #ifndef FSL_COMPONENT_ID #define FSL_COMPONENT_ID "platform.drivers.sai" #endif /******************************************************************************* * Definitations ******************************************************************************/ /*! @brief _sai_transfer_state sai transfer state.*/ enum { kSAI_Busy = 0x0U, /*!< SAI is busy */ kSAI_Idle, /*!< Transfer is done. */ kSAI_Error /*!< Transfer error occurred. */ }; /*! @brief Typedef for sai tx interrupt handler. */ typedef void (*sai_tx_isr_t)(I2S_Type *base, sai_handle_t *saiHandle); /*! @brief Typedef for sai rx interrupt handler. */ typedef void (*sai_rx_isr_t)(I2S_Type *base, sai_handle_t *saiHandle); /*! @brief check flag avalibility */ #define IS_SAI_FLAG_SET(reg, flag) (((reg) & ((uint32_t)flag)) != 0UL) /******************************************************************************* * Prototypes ******************************************************************************/ /*! * @brief sai get rx enabled interrupt status. * * * @param base SAI base pointer. * @param enableFlag enable flag to check. * @param statusFlag status flag to check. */ static bool SAI_RxGetEnabledInterruptStatus(I2S_Type *base, uint32_t enableFlag, uint32_t statusFlag); /*! * @brief sai get tx enabled interrupt status. * * * @param base SAI base pointer. * @param enableFlag enable flag to check. * @param statusFlag status flag to check. */ static bool SAI_TxGetEnabledInterruptStatus(I2S_Type *base, uint32_t enableFlag, uint32_t statusFlag); /*! * @brief Set the master clock divider. * * This API will compute the master clock divider according to master clock frequency and master * clock source clock source frequency. * * @param base SAI base pointer. * @param mclk_Hz Mater clock frequency in Hz. * @param mclkSrcClock_Hz Master clock source frequency in Hz. */ static bool SAI_TxGetEnabledInterruptStatus(I2S_Type *base, uint32_t enableFlag, uint32_t statusFlag); #if ((defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER)) || \ (defined(FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV) && (FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV))) /*! * @brief Set the master clock divider. * * This API will compute the master clock divider according to master clock frequency and master * clock source clock source frequency. * * @param base SAI base pointer. * @param mclk_Hz Mater clock frequency in Hz. * @param mclkSrcClock_Hz Master clock source frequency in Hz. */ static void SAI_SetMasterClockDivider(I2S_Type *base, uint32_t mclk_Hz, uint32_t mclkSrcClock_Hz); #endif /* FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER */ /*! * @brief Get the instance number for SAI. * * @param base SAI base pointer. */ static uint32_t SAI_GetInstance(I2S_Type *base); /*! * @brief sends a piece of data in non-blocking way. * * @param base SAI base pointer * @param channel start channel number. * @param channelMask enabled channels mask. * @param endChannel end channel numbers. * @param bitWidth How many bits in a audio word, usually 8/16/24/32 bits. * @param buffer Pointer to the data to be written. * @param size Bytes to be written. */ static void SAI_WriteNonBlocking(I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t endChannel, uint8_t bitWidth, uint8_t *buffer, uint32_t size); /*! * @brief Receive a piece of data in non-blocking way. * * @param base SAI base pointer * @param channel start channel number. * @param channelMask enabled channels mask. * @param endChannel end channel numbers. * @param bitWidth How many bits in a audio word, usually 8/16/24/32 bits. * @param buffer Pointer to the data to be read. * @param size Bytes to be read. */ static void SAI_ReadNonBlocking(I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t endChannel, uint8_t bitWidth, uint8_t *buffer, uint32_t size); /*! * @brief Get classic I2S mode configurations. * * @param config transceiver configurations * @param bitWidth audio data bitWidth. * @param mode audio data channel * @param saiChannelMask channel mask value to enable */ static void SAI_GetCommonConfig(sai_transceiver_t *config, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask); /******************************************************************************* * Variables ******************************************************************************/ /* Base pointer array */ static I2S_Type *const s_saiBases[] = I2S_BASE_PTRS; /*!@brief SAI handle pointer */ static sai_handle_t *s_saiHandle[ARRAY_SIZE(s_saiBases)][2]; /* IRQ number array */ static const IRQn_Type s_saiTxIRQ[] = I2S_TX_IRQS; static const IRQn_Type s_saiRxIRQ[] = I2S_RX_IRQS; #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /* Clock name array */ static const clock_ip_name_t s_saiClock[] = SAI_CLOCKS; #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ /*! @brief Pointer to tx IRQ handler for each instance. */ static sai_tx_isr_t s_saiTxIsr; /*! @brief Pointer to tx IRQ handler for each instance. */ static sai_rx_isr_t s_saiRxIsr; /******************************************************************************* * Code ******************************************************************************/ static bool SAI_RxGetEnabledInterruptStatus(I2S_Type *base, uint32_t enableFlag, uint32_t statusFlag) { uint32_t rcsr = base->RCSR; return IS_SAI_FLAG_SET(rcsr, enableFlag) && IS_SAI_FLAG_SET(rcsr, statusFlag); } static bool SAI_TxGetEnabledInterruptStatus(I2S_Type *base, uint32_t enableFlag, uint32_t statusFlag) { uint32_t tcsr = base->TCSR; return IS_SAI_FLAG_SET(tcsr, enableFlag) && IS_SAI_FLAG_SET(tcsr, statusFlag); } #if ((defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER)) || \ (defined(FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV) && (FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV))) static void SAI_SetMasterClockDivider(I2S_Type *base, uint32_t mclk_Hz, uint32_t mclkSrcClock_Hz) { assert(mclk_Hz <= mclkSrcClock_Hz); uint32_t sourceFreq = mclkSrcClock_Hz / 100U; /*In order to prevent overflow */ uint32_t targetFreq = mclk_Hz / 100U; /*In order to prevent overflow */ #if FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV uint32_t postDivider = sourceFreq / targetFreq; /* if source equal to target, then disable divider */ if (postDivider == 1U) { base->MCR &= ~I2S_MCR_DIVEN_MASK; } else { base->MCR = (base->MCR & (~I2S_MCR_DIV_MASK)) | I2S_MCR_DIV(postDivider / 2U - 1U) | I2S_MCR_DIVEN_MASK; } #endif #if FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER uint16_t fract, divide; uint32_t remaind = 0; uint32_t current_remainder = 0xFFFFFFFFU; uint16_t current_fract = 0; uint16_t current_divide = 0; uint32_t mul_freq = 0; uint32_t max_fract = 256; /* Compute the max fract number */ max_fract = targetFreq * 4096U / sourceFreq + 1U; if (max_fract > 256U) { max_fract = 256U; } /* Looking for the closet frequency */ for (fract = 1; fract < max_fract; fract++) { mul_freq = sourceFreq * fract; remaind = mul_freq % targetFreq; divide = (uint16_t)(mul_freq / targetFreq); /* Find the exactly frequency */ if (remaind == 0U) { current_fract = fract; current_divide = (uint16_t)(mul_freq / targetFreq); break; } /* Closer to next one, set the closest to next data */ if (remaind > mclk_Hz / 2U) { remaind = targetFreq - remaind; divide += 1U; } /* Update the closest div and fract */ if (remaind < current_remainder) { current_fract = fract; current_divide = divide; current_remainder = remaind; } } /* Fill the computed fract and divider to registers */ base->MDR = I2S_MDR_DIVIDE(current_divide - 1UL) | I2S_MDR_FRACT(current_fract - 1UL); /* Waiting for the divider updated */ while ((base->MCR & I2S_MCR_DUF_MASK) != 0UL) { } #endif } #endif /* FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER */ static uint32_t SAI_GetInstance(I2S_Type *base) { uint32_t instance; /* Find the instance index from base address mappings. */ for (instance = 0; instance < ARRAY_SIZE(s_saiBases); instance++) { if (s_saiBases[instance] == base) { break; } } assert(instance < ARRAY_SIZE(s_saiBases)); return instance; } static void SAI_WriteNonBlocking(I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t endChannel, uint8_t bitWidth, uint8_t *buffer, uint32_t size) { uint32_t i = 0, j = 0U; uint8_t m = 0; uint8_t bytesPerWord = bitWidth / 8U; uint32_t data = 0; uint32_t temp = 0; for (i = 0; i < size / bytesPerWord; i++) { for (j = channel; j <= endChannel; j++) { if (IS_SAI_FLAG_SET((1UL << j), channelMask)) { for (m = 0; m < bytesPerWord; m++) { temp = (uint32_t)(*buffer); data |= (temp << (8U * m)); buffer++; } base->TDR[j] = data; data = 0; } } } } static void SAI_ReadNonBlocking(I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t endChannel, uint8_t bitWidth, uint8_t *buffer, uint32_t size) { uint32_t i = 0, j = 0; uint8_t m = 0; uint8_t bytesPerWord = bitWidth / 8U; uint32_t data = 0; for (i = 0; i < size / bytesPerWord; i++) { for (j = channel; j <= endChannel; j++) { if (IS_SAI_FLAG_SET((1UL << j), channelMask)) { data = base->RDR[j]; for (m = 0; m < bytesPerWord; m++) { *buffer = (uint8_t)(data >> (8U * m)) & 0xFFU; buffer++; } } } } } static void SAI_GetCommonConfig(sai_transceiver_t *config, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask) { assert(NULL != config); assert(saiChannelMask != 0U); (void)memset(config, 0, sizeof(sai_transceiver_t)); config->channelMask = (uint8_t)saiChannelMask; /* sync mode default configurations */ config->syncMode = kSAI_ModeAsync; /* master mode default */ config->masterSlave = kSAI_Master; /* bit default configurations */ config->bitClock.bclkSrcSwap = false; config->bitClock.bclkInputDelay = false; config->bitClock.bclkPolarity = kSAI_SampleOnRisingEdge; config->bitClock.bclkSource = kSAI_BclkSourceMclkDiv; /* frame sync default configurations */ config->frameSync.frameSyncWidth = (uint8_t)bitWidth; config->frameSync.frameSyncEarly = true; #if defined(FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND) && FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND config->frameSync.frameSyncGenerateOnDemand = false; #endif config->frameSync.frameSyncPolarity = kSAI_PolarityActiveLow; /* serial data default configurations */ #if defined(FSL_FEATURE_SAI_HAS_CHANNEL_MODE) && FSL_FEATURE_SAI_HAS_CHANNEL_MODE config->serialData.dataMode = kSAI_DataPinStateOutputZero; #endif config->serialData.dataOrder = kSAI_DataMSB; config->serialData.dataWord0Length = (uint8_t)bitWidth; config->serialData.dataWordLength = (uint8_t)bitWidth; config->serialData.dataWordNLength = (uint8_t)bitWidth; config->serialData.dataFirstBitShifted = (uint8_t)bitWidth; config->serialData.dataWordNum = 2U; config->serialData.dataMaskedWord = (uint32_t)mode; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* fifo configurations */ config->fifo.fifoWatermark = (uint8_t)((uint32_t)FSL_FEATURE_SAI_FIFO_COUNT / 2U); #endif #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR config->fifo.fifoContinueOneError = true; #endif } /*! * brief Initializes the SAI Tx peripheral. * * deprecated Do not use this function. It has been superceded by @ref SAI_Init * * Ungates the SAI clock, resets the module, and configures SAI Tx with a configuration structure. * The configuration structure can be custom filled or set with default values by * SAI_TxGetDefaultConfig(). * * note This API should be called at the beginning of the application to use * the SAI driver. Otherwise, accessing the SAIM module can cause a hard fault * because the clock is not enabled. * * param base SAI base pointer * param config SAI configuration structure. */ void SAI_TxInit(I2S_Type *base, const sai_config_t *config) { uint32_t val = 0; #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /* Enable the SAI clock */ (void)CLOCK_EnableClock(s_saiClock[SAI_GetInstance(base)]); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR) #if !(defined(FSL_FEATURE_SAI_HAS_NO_MCR_MICS) && (FSL_FEATURE_SAI_HAS_NO_MCR_MICS)) /* Master clock source setting */ val = (base->MCR & ~I2S_MCR_MICS_MASK); base->MCR = (val | I2S_MCR_MICS(config->mclkSource)); #endif /* Configure Master clock output enable */ val = (base->MCR & ~I2S_MCR_MOE_MASK); base->MCR = (val | I2S_MCR_MOE(config->mclkOutputEnable)); #endif /* FSL_FEATURE_SAI_HAS_MCR */ SAI_TxReset(base); /* Configure audio protocol */ if (config->protocol == kSAI_BusLeftJustified) { base->TCR2 |= I2S_TCR2_BCP_MASK; base->TCR3 &= ~I2S_TCR3_WDFL_MASK; base->TCR4 = I2S_TCR4_MF(1U) | I2S_TCR4_SYWD(31U) | I2S_TCR4_FSE(0U) | I2S_TCR4_FSP(0U) | I2S_TCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusRightJustified) { base->TCR2 |= I2S_TCR2_BCP_MASK; base->TCR3 &= ~I2S_TCR3_WDFL_MASK; base->TCR4 = I2S_TCR4_MF(1U) | I2S_TCR4_SYWD(31U) | I2S_TCR4_FSE(0U) | I2S_TCR4_FSP(0U) | I2S_TCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusI2S) { base->TCR2 |= I2S_TCR2_BCP_MASK; base->TCR3 &= ~I2S_TCR3_WDFL_MASK; base->TCR4 = I2S_TCR4_MF(1U) | I2S_TCR4_SYWD(31U) | I2S_TCR4_FSE(1U) | I2S_TCR4_FSP(1U) | I2S_TCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusPCMA) { base->TCR2 &= ~I2S_TCR2_BCP_MASK; base->TCR3 &= ~I2S_TCR3_WDFL_MASK; base->TCR4 = I2S_TCR4_MF(1U) | I2S_TCR4_SYWD(0U) | I2S_TCR4_FSE(1U) | I2S_TCR4_FSP(0U) | I2S_TCR4_FRSZ(1U); } else { base->TCR2 &= ~I2S_TCR2_BCP_MASK; base->TCR3 &= ~I2S_TCR3_WDFL_MASK; base->TCR4 = I2S_TCR4_MF(1U) | I2S_TCR4_SYWD(0U) | I2S_TCR4_FSE(0U) | I2S_TCR4_FSP(0U) | I2S_TCR4_FRSZ(1U); } /* Set master or slave */ if (config->masterSlave == kSAI_Master) { base->TCR2 |= I2S_TCR2_BCD_MASK; base->TCR4 |= I2S_TCR4_FSD_MASK; /* Bit clock source setting */ val = base->TCR2 & (~I2S_TCR2_MSEL_MASK); base->TCR2 = (val | I2S_TCR2_MSEL(config->bclkSource)); } else { base->TCR2 &= ~I2S_TCR2_BCD_MASK; base->TCR4 &= ~I2S_TCR4_FSD_MASK; } /* Set Sync mode */ if (config->syncMode == kSAI_ModeAsync) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(0U)); } if (config->syncMode == kSAI_ModeSync) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(1U)); /* If sync with Rx, should set Rx to async mode */ val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(0U)); } #if defined(FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) && (FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) if (config->syncMode == kSAI_ModeSyncWithOtherTx) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(2U)); } if (config->syncMode == kSAI_ModeSyncWithOtherRx) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(3U)); } #endif /* FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI */ #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR SAI_TxSetFIFOErrorContinue(base, true); #endif /* FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR */ } /*! * brief Initializes the SAI Rx peripheral. * * deprecated Do not use this function. It has been superceded by @ref SAI_Init * * Ungates the SAI clock, resets the module, and configures the SAI Rx with a configuration structure. * The configuration structure can be custom filled or set with default values by * SAI_RxGetDefaultConfig(). * * note This API should be called at the beginning of the application to use * the SAI driver. Otherwise, accessing the SAI module can cause a hard fault * because the clock is not enabled. * * param base SAI base pointer * param config SAI configuration structure. */ void SAI_RxInit(I2S_Type *base, const sai_config_t *config) { uint32_t val = 0; #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /* Enable SAI clock first. */ (void)CLOCK_EnableClock(s_saiClock[SAI_GetInstance(base)]); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR) #if !(defined(FSL_FEATURE_SAI_HAS_NO_MCR_MICS) && (FSL_FEATURE_SAI_HAS_NO_MCR_MICS)) /* Master clock source setting */ val = (base->MCR & ~I2S_MCR_MICS_MASK); base->MCR = (val | I2S_MCR_MICS(config->mclkSource)); #endif /* Configure Master clock output enable */ val = (base->MCR & ~I2S_MCR_MOE_MASK); base->MCR = (val | I2S_MCR_MOE(config->mclkOutputEnable)); #endif /* FSL_FEATURE_SAI_HAS_MCR */ SAI_RxReset(base); /* Configure audio protocol */ if (config->protocol == kSAI_BusLeftJustified) { base->RCR2 |= I2S_RCR2_BCP_MASK; base->RCR3 &= ~I2S_RCR3_WDFL_MASK; base->RCR4 = I2S_RCR4_MF(1U) | I2S_RCR4_SYWD(31U) | I2S_RCR4_FSE(0U) | I2S_RCR4_FSP(0U) | I2S_RCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusRightJustified) { base->RCR2 |= I2S_RCR2_BCP_MASK; base->RCR3 &= ~I2S_RCR3_WDFL_MASK; base->RCR4 = I2S_RCR4_MF(1U) | I2S_RCR4_SYWD(31U) | I2S_RCR4_FSE(0U) | I2S_RCR4_FSP(0U) | I2S_RCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusI2S) { base->RCR2 |= I2S_RCR2_BCP_MASK; base->RCR3 &= ~I2S_RCR3_WDFL_MASK; base->RCR4 = I2S_RCR4_MF(1U) | I2S_RCR4_SYWD(31U) | I2S_RCR4_FSE(1U) | I2S_RCR4_FSP(1U) | I2S_RCR4_FRSZ(1U); } else if (config->protocol == kSAI_BusPCMA) { base->RCR2 &= ~I2S_RCR2_BCP_MASK; base->RCR3 &= ~I2S_RCR3_WDFL_MASK; base->RCR4 = I2S_RCR4_MF(1U) | I2S_RCR4_SYWD(0U) | I2S_RCR4_FSE(1U) | I2S_RCR4_FSP(0U) | I2S_RCR4_FRSZ(1U); } else { base->RCR2 &= ~I2S_RCR2_BCP_MASK; base->RCR3 &= ~I2S_RCR3_WDFL_MASK; base->RCR4 = I2S_RCR4_MF(1U) | I2S_RCR4_SYWD(0U) | I2S_RCR4_FSE(0U) | I2S_RCR4_FSP(0U) | I2S_RCR4_FRSZ(1U); } /* Set master or slave */ if (config->masterSlave == kSAI_Master) { base->RCR2 |= I2S_RCR2_BCD_MASK; base->RCR4 |= I2S_RCR4_FSD_MASK; /* Bit clock source setting */ val = base->RCR2 & (~I2S_RCR2_MSEL_MASK); base->RCR2 = (val | I2S_RCR2_MSEL(config->bclkSource)); } else { base->RCR2 &= ~I2S_RCR2_BCD_MASK; base->RCR4 &= ~I2S_RCR4_FSD_MASK; } /* Set Sync mode */ if (config->syncMode == kSAI_ModeAsync) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(0U)); } if (config->syncMode == kSAI_ModeSync) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(1U)); /* If sync with Tx, should set Tx to async mode */ val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(0U)); } #if defined(FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) && (FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) if (config->syncMode == kSAI_ModeSyncWithOtherTx) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(2U)); } if (config->syncMode == kSAI_ModeSyncWithOtherRx) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(3U)); } #endif /* FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI */ #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR SAI_RxSetFIFOErrorContinue(base, true); #endif /* FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR */ } /*! * brief Initializes the SAI peripheral. * * This API gates the SAI clock. The SAI module can't operate unless SAI_Init is called to enable the clock. * * param base SAI base pointer */ void SAI_Init(I2S_Type *base) { #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /* Enable the SAI clock */ (void)CLOCK_EnableClock(s_saiClock[SAI_GetInstance(base)]); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* disable interrupt and DMA request*/ base->TCSR &= ~(I2S_TCSR_FRIE_MASK | I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK | I2S_TCSR_FRDE_MASK | I2S_TCSR_FWDE_MASK); base->RCSR &= ~(I2S_RCSR_FRIE_MASK | I2S_RCSR_FWIE_MASK | I2S_RCSR_FEIE_MASK | I2S_RCSR_FRDE_MASK | I2S_RCSR_FWDE_MASK); #else /* disable interrupt and DMA request*/ base->TCSR &= ~(I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK | I2S_TCSR_FWDE_MASK); base->RCSR &= ~(I2S_RCSR_FWIE_MASK | I2S_RCSR_FEIE_MASK | I2S_RCSR_FWDE_MASK); #endif } /*! * brief De-initializes the SAI peripheral. * * This API gates the SAI clock. The SAI module can't operate unless SAI_TxInit * or SAI_RxInit is called to enable the clock. * * param base SAI base pointer */ void SAI_Deinit(I2S_Type *base) { SAI_TxEnable(base, false); SAI_RxEnable(base, false); #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) (void)CLOCK_DisableClock(s_saiClock[SAI_GetInstance(base)]); #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ } /*! * brief Sets the SAI Tx configuration structure to default values. * * deprecated Do not use this function. It has been superceded by @ref * SAI_GetClassicI2SConfig, SAI_GetLeftJustifiedConfig,SAI_GetRightJustifiedConfig, SAI_GetDSPConfig,SAI_GetTDMConfig * * This API initializes the configuration structure for use in SAI_TxConfig(). * The initialized structure can remain unchanged in SAI_TxConfig(), or it can be modified * before calling SAI_TxConfig(). * This is an example. code sai_config_t config; SAI_TxGetDefaultConfig(&config); endcode * * param config pointer to master configuration structure */ void SAI_TxGetDefaultConfig(sai_config_t *config) { /* Initializes the configure structure to zero. */ (void)memset(config, 0, sizeof(*config)); config->bclkSource = kSAI_BclkSourceMclkDiv; config->masterSlave = kSAI_Master; #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR) config->mclkOutputEnable = true; #if !(defined(FSL_FEATURE_SAI_HAS_NO_MCR_MICS) && (FSL_FEATURE_SAI_HAS_NO_MCR_MICS)) config->mclkSource = kSAI_MclkSourceSysclk; #endif #endif /* FSL_FEATURE_SAI_HAS_MCR */ config->protocol = kSAI_BusI2S; config->syncMode = kSAI_ModeAsync; } /*! * brief Sets the SAI Rx configuration structure to default values. * * deprecated Do not use this function. It has been superceded by @ref * SAI_GetClassicI2SConfig,SAI_GetLeftJustifiedConfig,SAI_GetRightJustifiedConfig,SAI_GetDSPConfig,SAI_GetTDMConfig * * This API initializes the configuration structure for use in SAI_RxConfig(). * The initialized structure can remain unchanged in SAI_RxConfig() or it can be modified * before calling SAI_RxConfig(). * This is an example. code sai_config_t config; SAI_RxGetDefaultConfig(&config); endcode * * param config pointer to master configuration structure */ void SAI_RxGetDefaultConfig(sai_config_t *config) { /* Initializes the configure structure to zero. */ (void)memset(config, 0, sizeof(*config)); config->bclkSource = kSAI_BclkSourceMclkDiv; config->masterSlave = kSAI_Master; #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR) config->mclkOutputEnable = true; #if !(defined(FSL_FEATURE_SAI_HAS_NO_MCR_MICS) && (FSL_FEATURE_SAI_HAS_NO_MCR_MICS)) config->mclkSource = kSAI_MclkSourceSysclk; #endif #endif /* FSL_FEATURE_SAI_HAS_MCR */ config->protocol = kSAI_BusI2S; config->syncMode = kSAI_ModeSync; } /*! * brief Resets the SAI Tx. * * This function enables the software reset and FIFO reset of SAI Tx. After reset, clear the reset bit. * * param base SAI base pointer */ void SAI_TxReset(I2S_Type *base) { /* Set the software reset and FIFO reset to clear internal state */ base->TCSR = I2S_TCSR_SR_MASK | I2S_TCSR_FR_MASK; /* Clear software reset bit, this should be done by software */ base->TCSR &= ~I2S_TCSR_SR_MASK; /* Reset all Tx register values */ base->TCR2 = 0; base->TCR3 = 0; base->TCR4 = 0; base->TCR5 = 0; base->TMR = 0; } /*! * brief Resets the SAI Rx. * * This function enables the software reset and FIFO reset of SAI Rx. After reset, clear the reset bit. * * param base SAI base pointer */ void SAI_RxReset(I2S_Type *base) { /* Set the software reset and FIFO reset to clear internal state */ base->RCSR = I2S_RCSR_SR_MASK | I2S_RCSR_FR_MASK; /* Clear software reset bit, this should be done by software */ base->RCSR &= ~I2S_RCSR_SR_MASK; /* Reset all Rx register values */ base->RCR2 = 0; base->RCR3 = 0; base->RCR4 = 0; base->RCR5 = 0; base->RMR = 0; } /*! * brief Enables/disables the SAI Tx. * * param base SAI base pointer * param enable True means enable SAI Tx, false means disable. */ void SAI_TxEnable(I2S_Type *base, bool enable) { if (enable) { /* If clock is sync with Rx, should enable RE bit. */ if (((base->TCR2 & I2S_TCR2_SYNC_MASK) >> I2S_TCR2_SYNC_SHIFT) == 0x1U) { base->RCSR = ((base->RCSR & 0xFFE3FFFFU) | I2S_RCSR_RE_MASK); } base->TCSR = ((base->TCSR & 0xFFE3FFFFU) | I2S_TCSR_TE_MASK); /* Also need to clear the FIFO error flag before start */ SAI_TxClearStatusFlags(base, kSAI_FIFOErrorFlag); } else { /* If Rx not in sync with Tx, then disable Tx, otherwise, shall not disable Tx */ if (((base->RCR2 & I2S_RCR2_SYNC_MASK) >> I2S_RCR2_SYNC_SHIFT) != 0x1U) { /* Disable TE bit */ base->TCSR = ((base->TCSR & 0xFFE3FFFFU) & (~I2S_TCSR_TE_MASK)); } } } /*! * brief Enables/disables the SAI Rx. * * param base SAI base pointer * param enable True means enable SAI Rx, false means disable. */ void SAI_RxEnable(I2S_Type *base, bool enable) { if (enable) { /* If clock is sync with Tx, should enable TE bit. */ if (((base->RCR2 & I2S_RCR2_SYNC_MASK) >> I2S_RCR2_SYNC_SHIFT) == 0x1U) { base->TCSR = ((base->TCSR & 0xFFE3FFFFU) | I2S_TCSR_TE_MASK); } base->RCSR = ((base->RCSR & 0xFFE3FFFFU) | I2S_RCSR_RE_MASK); /* Also need to clear the FIFO error flag before start */ SAI_RxClearStatusFlags(base, kSAI_FIFOErrorFlag); } else { /* If Tx not in sync with Rx, then disable Rx, otherwise, shall not disable Rx */ if (((base->TCR2 & I2S_TCR2_SYNC_MASK) >> I2S_TCR2_SYNC_SHIFT) != 0x1U) { /* Disable RE bit */ base->RCSR = ((base->RCSR & 0xFFE3FFFFU) & (~I2S_RCSR_RE_MASK)); } } } /*! * brief Do software reset or FIFO reset . * * FIFO reset means clear all the data in the FIFO, and make the FIFO pointer both to 0. * Software reset means clear the Tx internal logic, including the bit clock, frame count etc. But software * reset will not clear any configuration registers like TCR1~TCR5. * This function will also clear all the error flags such as FIFO error, sync error etc. * * param base SAI base pointer * param type Reset type, FIFO reset or software reset */ void SAI_TxSoftwareReset(I2S_Type *base, sai_reset_type_t type) { base->TCSR |= (uint32_t)type; /* Clear the software reset */ base->TCSR &= ~I2S_TCSR_SR_MASK; } /*! * brief Do software reset or FIFO reset . * * FIFO reset means clear all the data in the FIFO, and make the FIFO pointer both to 0. * Software reset means clear the Rx internal logic, including the bit clock, frame count etc. But software * reset will not clear any configuration registers like RCR1~RCR5. * This function will also clear all the error flags such as FIFO error, sync error etc. * * param base SAI base pointer * param type Reset type, FIFO reset or software reset */ void SAI_RxSoftwareReset(I2S_Type *base, sai_reset_type_t type) { base->RCSR |= (uint32_t)type; /* Clear the software reset */ base->RCSR &= ~I2S_RCSR_SR_MASK; } /*! * brief Set the Tx channel FIFO enable mask. * * param base SAI base pointer * param mask Channel enable mask, 0 means all channel FIFO disabled, 1 means channel 0 enabled, * 3 means both channel 0 and channel 1 enabled. */ void SAI_TxSetChannelFIFOMask(I2S_Type *base, uint8_t mask) { base->TCR3 &= ~I2S_TCR3_TCE_MASK; base->TCR3 |= I2S_TCR3_TCE(mask); } /*! * brief Set the Rx channel FIFO enable mask. * * param base SAI base pointer * param mask Channel enable mask, 0 means all channel FIFO disabled, 1 means channel 0 enabled, * 3 means both channel 0 and channel 1 enabled. */ void SAI_RxSetChannelFIFOMask(I2S_Type *base, uint8_t mask) { base->RCR3 &= ~I2S_RCR3_RCE_MASK; base->RCR3 |= I2S_RCR3_RCE(mask); } /*! * brief Set the Tx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_TxSetDataOrder(I2S_Type *base, sai_data_order_t order) { uint32_t val = (base->TCR4) & (~I2S_TCR4_MF_MASK); val |= I2S_TCR4_MF(order); base->TCR4 = val; } /*! * brief Set the Rx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_RxSetDataOrder(I2S_Type *base, sai_data_order_t order) { uint32_t val = (base->RCR4) & (~I2S_RCR4_MF_MASK); val |= I2S_RCR4_MF(order); base->RCR4 = val; } /*! * brief Set the Tx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_TxSetBitClockPolarity(I2S_Type *base, sai_clock_polarity_t polarity) { uint32_t val = (base->TCR2) & (~I2S_TCR2_BCP_MASK); val |= I2S_TCR2_BCP(polarity); base->TCR2 = val; } /*! * brief Set the Rx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_RxSetBitClockPolarity(I2S_Type *base, sai_clock_polarity_t polarity) { uint32_t val = (base->RCR2) & (~I2S_RCR2_BCP_MASK); val |= I2S_RCR2_BCP(polarity); base->RCR2 = val; } /*! * brief Set the Tx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_TxSetFrameSyncPolarity(I2S_Type *base, sai_clock_polarity_t polarity) { uint32_t val = (base->TCR4) & (~I2S_TCR4_FSP_MASK); val |= I2S_TCR4_FSP(polarity); base->TCR4 = val; } /*! * brief Set the Rx data order. * * param base SAI base pointer * param order Data order MSB or LSB */ void SAI_RxSetFrameSyncPolarity(I2S_Type *base, sai_clock_polarity_t polarity) { uint32_t val = (base->RCR4) & (~I2S_RCR4_FSP_MASK); val |= I2S_RCR4_FSP(polarity); base->RCR4 = val; } #if defined(FSL_FEATURE_SAI_HAS_FIFO_PACKING) && FSL_FEATURE_SAI_HAS_FIFO_PACKING /*! * brief Set Tx FIFO packing feature. * * param base SAI base pointer. * param pack FIFO pack type. It is element of sai_fifo_packing_t. */ void SAI_TxSetFIFOPacking(I2S_Type *base, sai_fifo_packing_t pack) { uint32_t val = base->TCR4; val &= ~I2S_TCR4_FPACK_MASK; val |= I2S_TCR4_FPACK(pack); base->TCR4 = val; } /*! * brief Set Rx FIFO packing feature. * * param base SAI base pointer. * param pack FIFO pack type. It is element of sai_fifo_packing_t. */ void SAI_RxSetFIFOPacking(I2S_Type *base, sai_fifo_packing_t pack) { uint32_t val = base->RCR4; val &= ~I2S_RCR4_FPACK_MASK; val |= I2S_RCR4_FPACK(pack); base->RCR4 = val; } #endif /* FSL_FEATURE_SAI_HAS_FIFO_PACKING */ /*! * brief Transmitter bit clock rate configurations. * * param base SAI base pointer. * param sourceClockHz, bit clock source frequency. * param sampleRate audio data sample rate. * param bitWidth, audio data bitWidth. * param channelNumbers, audio channel numbers. */ void SAI_TxSetBitClockRate( I2S_Type *base, uint32_t sourceClockHz, uint32_t sampleRate, uint32_t bitWidth, uint32_t channelNumbers) { uint32_t tcr2 = base->TCR2; uint32_t bitClockDiv = 0; uint32_t bitClockFreq = sampleRate * bitWidth * channelNumbers; assert(sourceClockHz >= bitClockFreq); tcr2 &= ~I2S_TCR2_DIV_MASK; /* need to check the divided bclk, if bigger than target, then divider need to re-calculate. */ bitClockDiv = sourceClockHz / bitClockFreq; /* for the condition where the source clock is smaller than target bclk */ if (bitClockDiv == 0U) { bitClockDiv++; } /* recheck the divider if properly or not, to make sure output blck not bigger than target*/ if ((sourceClockHz / bitClockDiv) > bitClockFreq) { bitClockDiv++; } #if defined(FSL_FEATURE_SAI_HAS_BCLK_BYPASS) && (FSL_FEATURE_SAI_HAS_BCLK_BYPASS) /* if bclk same with MCLK, bypass the divider */ if (bitClockDiv == 1U) { tcr2 |= I2S_TCR2_BYP_MASK; } else #endif { tcr2 |= I2S_TCR2_DIV(bitClockDiv / 2U - 1UL); } base->TCR2 = tcr2; } /*! * brief Receiver bit clock rate configurations. * * param base SAI base pointer. * param sourceClockHz, bit clock source frequency. * param sampleRate audio data sample rate. * param bitWidth, audio data bitWidth. * param channelNumbers, audio channel numbers. */ void SAI_RxSetBitClockRate( I2S_Type *base, uint32_t sourceClockHz, uint32_t sampleRate, uint32_t bitWidth, uint32_t channelNumbers) { uint32_t rcr2 = base->RCR2; uint32_t bitClockDiv = 0; uint32_t bitClockFreq = sampleRate * bitWidth * channelNumbers; assert(sourceClockHz >= bitClockFreq); rcr2 &= ~I2S_RCR2_DIV_MASK; /* need to check the divided bclk, if bigger than target, then divider need to re-calculate. */ bitClockDiv = sourceClockHz / bitClockFreq; /* for the condition where the source clock is smaller than target bclk */ if (bitClockDiv == 0U) { bitClockDiv++; } /* recheck the divider if properly or not, to make sure output blck not bigger than target*/ if ((sourceClockHz / bitClockDiv) > bitClockFreq) { bitClockDiv++; } #if defined(FSL_FEATURE_SAI_HAS_BCLK_BYPASS) && (FSL_FEATURE_SAI_HAS_BCLK_BYPASS) /* if bclk same with MCLK, bypass the divider */ if (bitClockDiv == 1U) { rcr2 |= I2S_RCR2_BYP_MASK; } else #endif { rcr2 |= I2S_RCR2_DIV(bitClockDiv / 2U - 1UL); } base->RCR2 = rcr2; } /*! * brief Transmitter Bit clock configurations. * * param base SAI base pointer. * param masterSlave master or slave. * param config bit clock other configurations, can be NULL in slave mode. */ void SAI_TxSetBitclockConfig(I2S_Type *base, sai_master_slave_t masterSlave, sai_bit_clock_t *config) { uint32_t tcr2 = base->TCR2; if ((masterSlave == kSAI_Master) || (masterSlave == kSAI_Bclk_Master_FrameSync_Slave)) { assert(config != NULL); tcr2 &= ~(I2S_TCR2_BCD_MASK | I2S_TCR2_BCP_MASK | I2S_TCR2_BCI_MASK | I2S_TCR2_BCS_MASK | I2S_TCR2_MSEL_MASK); tcr2 |= I2S_TCR2_BCD(1U) | I2S_TCR2_BCP(config->bclkPolarity) | I2S_TCR2_BCI(config->bclkInputDelay) | I2S_TCR2_BCS(config->bclkSrcSwap) | I2S_TCR2_MSEL(config->bclkSource); } else { tcr2 &= ~(I2S_TCR2_BCD_MASK); } base->TCR2 = tcr2; } /*! * brief Receiver Bit clock configurations. * * param base SAI base pointer. * param masterSlave master or slave. * param config bit clock other configurations, can be NULL in slave mode. */ void SAI_RxSetBitclockConfig(I2S_Type *base, sai_master_slave_t masterSlave, sai_bit_clock_t *config) { uint32_t rcr2 = base->RCR2; if ((masterSlave == kSAI_Master) || (masterSlave == kSAI_Bclk_Master_FrameSync_Slave)) { assert(config != NULL); rcr2 &= ~(I2S_RCR2_BCD_MASK | I2S_RCR2_BCP_MASK | I2S_RCR2_BCI_MASK | I2S_RCR2_BCS_MASK | I2S_RCR2_MSEL_MASK); rcr2 |= I2S_RCR2_BCD(1U) | I2S_RCR2_BCP(config->bclkPolarity) | I2S_RCR2_BCI(config->bclkInputDelay) | I2S_RCR2_BCS(config->bclkSrcSwap) | I2S_RCR2_MSEL(config->bclkSource); } else { rcr2 &= ~(I2S_RCR2_BCD_MASK); } base->RCR2 = rcr2; } #if (defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR)) || \ (defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER)) /*! * brief Master clock configurations. * * param base SAI base pointer. * param config master clock configurations. */ void SAI_SetMasterClockConfig(I2S_Type *base, sai_master_clock_t *config) { assert(config != NULL); #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR) uint32_t val = 0; #if !(defined(FSL_FEATURE_SAI_HAS_NO_MCR_MICS) && (FSL_FEATURE_SAI_HAS_NO_MCR_MICS)) /* Master clock source setting */ val = (base->MCR & ~I2S_MCR_MICS_MASK); base->MCR = (val | I2S_MCR_MICS(config->mclkSource)); #endif /* Configure Master clock output enable */ val = (base->MCR & ~I2S_MCR_MOE_MASK); base->MCR = (val | I2S_MCR_MOE(config->mclkOutputEnable)); #endif /* FSL_FEATURE_SAI_HAS_MCR */ #if ((defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER)) || \ (defined(FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV) && (FSL_FEATURE_SAI_HAS_MCR_MCLK_POST_DIV))) /* Check if master clock divider enabled, then set master clock divider */ if (config->mclkOutputEnable) { SAI_SetMasterClockDivider(base, config->mclkHz, config->mclkSourceClkHz); } #endif /* FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER */ } #endif #if FSL_SAI_HAS_FIFO_EXTEND_FEATURE /*! * brief SAI transmitter fifo configurations. * * param base SAI base pointer. * param config fifo configurations. */ void SAI_TxSetFifoConfig(I2S_Type *base, sai_fifo_t *config) { assert(config != NULL); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) assert(config->fifoWatermark <= (I2S_TCR1_TFW_MASK >> I2S_TCR1_TFW_SHIFT)); #endif uint32_t tcr4 = base->TCR4; #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_COMBINE) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_COMBINE tcr4 &= ~I2S_TCR4_FCOMB_MASK; tcr4 |= I2S_TCR4_FCOMB(config->fifoCombine); #endif #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR tcr4 &= ~I2S_TCR4_FCONT_MASK; /* ERR05144: not set FCONT = 1 when TMR > 0, the transmit shift register may not load correctly that will cause TX * not work */ if (base->TMR == 0U) { tcr4 |= I2S_TCR4_FCONT(config->fifoContinueOneError); } #endif #if defined(FSL_FEATURE_SAI_HAS_FIFO_PACKING) && FSL_FEATURE_SAI_HAS_FIFO_PACKING tcr4 &= ~I2S_TCR4_FPACK_MASK; tcr4 |= I2S_TCR4_FPACK(config->fifoPacking); #endif base->TCR4 = tcr4; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) base->TCR1 = (base->TCR1 & (~I2S_TCR1_TFW_MASK)) | I2S_TCR1_TFW(config->fifoWatermark); #endif } /*! * brief SAI receiver fifo configurations. * * param base SAI base pointer. * param config fifo configurations. */ void SAI_RxSetFifoConfig(I2S_Type *base, sai_fifo_t *config) { assert(config != NULL); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) assert(config->fifoWatermark <= (I2S_TCR1_TFW_MASK >> I2S_TCR1_TFW_SHIFT)); #endif uint32_t rcr4 = base->RCR4; #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_COMBINE) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_COMBINE rcr4 &= ~I2S_RCR4_FCOMB_MASK; rcr4 |= I2S_RCR4_FCOMB(config->fifoCombine); #endif #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR rcr4 &= ~I2S_RCR4_FCONT_MASK; rcr4 |= I2S_RCR4_FCONT(config->fifoContinueOneError); #endif #if defined(FSL_FEATURE_SAI_HAS_FIFO_PACKING) && FSL_FEATURE_SAI_HAS_FIFO_PACKING rcr4 &= ~I2S_RCR4_FPACK_MASK; rcr4 |= I2S_RCR4_FPACK(config->fifoPacking); #endif base->RCR4 = rcr4; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) base->RCR1 = (base->RCR1 & (~I2S_RCR1_RFW_MASK)) | I2S_RCR1_RFW(config->fifoWatermark); #endif } #endif /*! * brief SAI transmitter Frame sync configurations. * * param base SAI base pointer. * param masterSlave master or slave. * param config frame sync configurations, can be NULL in slave mode. */ void SAI_TxSetFrameSyncConfig(I2S_Type *base, sai_master_slave_t masterSlave, sai_frame_sync_t *config) { uint32_t tcr4 = base->TCR4; if ((masterSlave == kSAI_Master) || (masterSlave == kSAI_Bclk_Slave_FrameSync_Master)) { assert(config != NULL); assert((config->frameSyncWidth - 1UL) <= (I2S_TCR4_SYWD_MASK >> I2S_TCR4_SYWD_SHIFT)); tcr4 &= ~(I2S_TCR4_FSE_MASK | I2S_TCR4_FSP_MASK | I2S_TCR4_FSD_MASK | I2S_TCR4_SYWD_MASK); #if defined(FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND) && FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND tcr4 &= ~I2S_TCR4_ONDEM_MASK; tcr4 |= I2S_TCR4_ONDEM(config->frameSyncGenerateOnDemand); #endif tcr4 |= I2S_TCR4_FSE(config->frameSyncEarly) | I2S_TCR4_FSP(config->frameSyncPolarity) | I2S_TCR4_FSD(1UL) | I2S_TCR4_SYWD(config->frameSyncWidth - 1UL); } else { tcr4 &= ~I2S_TCR4_FSD_MASK; } base->TCR4 = tcr4; } /*! * brief SAI receiver Frame sync configurations. * * param base SAI base pointer. * param masterSlave master or slave. * param config frame sync configurations, can be NULL in slave mode. */ void SAI_RxSetFrameSyncConfig(I2S_Type *base, sai_master_slave_t masterSlave, sai_frame_sync_t *config) { uint32_t rcr4 = base->RCR4; if ((masterSlave == kSAI_Master) || (masterSlave == kSAI_Bclk_Slave_FrameSync_Master)) { assert(config != NULL); assert((config->frameSyncWidth - 1UL) <= (I2S_RCR4_SYWD_MASK >> I2S_RCR4_SYWD_SHIFT)); rcr4 &= ~(I2S_RCR4_FSE_MASK | I2S_RCR4_FSP_MASK | I2S_RCR4_FSD_MASK | I2S_RCR4_SYWD_MASK); #if defined(FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND) && FSL_FEATURE_SAI_HAS_FRAME_SYNC_ON_DEMAND rcr4 &= ~I2S_RCR4_ONDEM_MASK; rcr4 |= I2S_RCR4_ONDEM(config->frameSyncGenerateOnDemand); #endif rcr4 |= I2S_RCR4_FSE(config->frameSyncEarly) | I2S_RCR4_FSP(config->frameSyncPolarity) | I2S_RCR4_FSD(1UL) | I2S_RCR4_SYWD(config->frameSyncWidth - 1UL); } else { rcr4 &= ~I2S_RCR4_FSD_MASK; } base->RCR4 = rcr4; } /*! * brief SAI transmitter Serial data configurations. * * param base SAI base pointer. * param config serial data configurations. */ void SAI_TxSetSerialDataConfig(I2S_Type *base, sai_serial_data_t *config) { assert(config != NULL); uint32_t tcr4 = base->TCR4; base->TCR5 = I2S_TCR5_WNW(config->dataWordNLength - 1UL) | I2S_TCR5_W0W(config->dataWord0Length - 1UL) | I2S_TCR5_FBT(config->dataFirstBitShifted - 1UL); base->TMR = config->dataMaskedWord; #if defined(FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR) && FSL_FEATURE_SAI_HAS_FIFO_FUNCTION_AFTER_ERROR /* ERR05144: not set FCONT = 1 when TMR > 0, the transmit shift register may not load correctly that will cause TX * not work */ if (config->dataMaskedWord > 0U) { tcr4 &= ~I2S_TCR4_FCONT_MASK; } #endif tcr4 &= ~(I2S_TCR4_FRSZ_MASK | I2S_TCR4_MF_MASK); tcr4 |= I2S_TCR4_FRSZ(config->dataWordNum - 1UL) | I2S_TCR4_MF(config->dataOrder); #if defined(FSL_FEATURE_SAI_HAS_CHANNEL_MODE) && FSL_FEATURE_SAI_HAS_CHANNEL_MODE tcr4 &= ~I2S_TCR4_CHMOD_MASK; tcr4 |= I2S_TCR4_CHMOD(config->dataMode); #endif base->TCR4 = tcr4; } /*! * @brief SAI receiver Serial data configurations. * * @param base SAI base pointer. * @param config serial data configurations. */ void SAI_RxSetSerialDataConfig(I2S_Type *base, sai_serial_data_t *config) { assert(config != NULL); uint32_t rcr4 = base->RCR4; base->RCR5 = I2S_RCR5_WNW(config->dataWordNLength - 1UL) | I2S_RCR5_W0W(config->dataWord0Length - 1UL) | I2S_RCR5_FBT(config->dataFirstBitShifted - 1UL); base->RMR = config->dataMaskedWord; rcr4 &= ~(I2S_RCR4_FRSZ_MASK | I2S_RCR4_MF_MASK); rcr4 |= I2S_RCR4_FRSZ(config->dataWordNum - 1uL) | I2S_RCR4_MF(config->dataOrder); base->RCR4 = rcr4; } /*! * brief SAI transmitter configurations. * * param base SAI base pointer. * param config transmitter configurations. */ void SAI_TxSetConfig(I2S_Type *base, sai_transceiver_t *config) { assert(config != NULL); assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint8_t i = 0U; uint32_t val = 0U; uint8_t channelNums = 0U; /* reset transmitter */ SAI_TxReset(base); /* if channel mask is not set, then format->channel must be set, use it to get channel mask value */ if (config->channelMask == 0U) { config->channelMask = 1U << config->startChannel; } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET(1UL << i, config->channelMask)) { channelNums++; config->endChannel = i; } } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), config->channelMask)) { config->startChannel = i; break; } } config->channelNums = channelNums; #if defined(FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) && (FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) /* make sure combine mode disabled while multipe channel is used */ if (config->channelNums > 1U) { base->TCR4 &= ~I2S_TCR4_FCOMB_MASK; } #endif /* Set data channel */ base->TCR3 &= ~I2S_TCR3_TCE_MASK; base->TCR3 |= I2S_TCR3_TCE(config->channelMask); if (config->syncMode == kSAI_ModeAsync) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(0U)); } if (config->syncMode == kSAI_ModeSync) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(1U)); /* If sync with Rx, should set Rx to async mode */ val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(0U)); } #if defined(FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) && (FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) if (config->syncMode == kSAI_ModeSyncWithOtherTx) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(2U)); } if (config->syncMode == kSAI_ModeSyncWithOtherRx) { val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(3U)); } #endif /* FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI */ /* bit clock configurations */ SAI_TxSetBitclockConfig(base, config->masterSlave, &config->bitClock); /* serial data configurations */ SAI_TxSetSerialDataConfig(base, &config->serialData); /* frame sync configurations */ SAI_TxSetFrameSyncConfig(base, config->masterSlave, &config->frameSync); #if FSL_SAI_HAS_FIFO_EXTEND_FEATURE /* fifo configurations */ SAI_TxSetFifoConfig(base, &config->fifo); #endif } /*! * brief SAI transmitter transfer configurations. * * This function initializes the TX, include bit clock, frame sync, master clock, serial data and fifo configurations. * * param base SAI base pointer. * param handle SAI handle pointer. * param config tranmitter configurations. */ void SAI_TransferTxSetConfig(I2S_Type *base, sai_handle_t *handle, sai_transceiver_t *config) { assert(handle != NULL); assert(config != NULL); assert(config->channelNums <= (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base)); handle->bitWidth = config->frameSync.frameSyncWidth; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) handle->watermark = config->fifo.fifoWatermark; #endif /* transmitter configurations */ SAI_TxSetConfig(base, config); handle->channel = config->startChannel; /* used for multi channel */ handle->channelMask = config->channelMask; handle->channelNums = config->channelNums; handle->endChannel = config->endChannel; } /*! * brief SAI receiver configurations. * * param base SAI base pointer. * param config transmitter configurations. */ void SAI_RxSetConfig(I2S_Type *base, sai_transceiver_t *config) { assert(config != NULL); assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint8_t i = 0U; uint32_t val = 0U; uint8_t channelNums = 0U; /* reset receiver */ SAI_RxReset(base); /* if channel mask is not set, then format->channel must be set, use it to get channel mask value */ if (config->channelMask == 0U) { config->channelMask = 1U << config->startChannel; } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), config->channelMask)) { channelNums++; config->endChannel = i; } } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), config->channelMask)) { config->startChannel = i; break; } } config->channelNums = channelNums; #if defined(FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) && (FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) /* make sure combine mode disabled while multipe channel is used */ if (config->channelNums > 1U) { base->RCR4 &= ~I2S_RCR4_FCOMB_MASK; } #endif /* Set data channel */ base->RCR3 &= ~I2S_RCR3_RCE_MASK; base->RCR3 |= I2S_RCR3_RCE(config->channelMask); /* Set Sync mode */ if (config->syncMode == kSAI_ModeAsync) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(0U)); } if (config->syncMode == kSAI_ModeSync) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(1U)); /* If sync with Tx, should set Tx to async mode */ val = base->TCR2; val &= ~I2S_TCR2_SYNC_MASK; base->TCR2 = (val | I2S_TCR2_SYNC(0U)); } #if defined(FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) && (FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI) if (config->syncMode == kSAI_ModeSyncWithOtherTx) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(2U)); } if (config->syncMode == kSAI_ModeSyncWithOtherRx) { val = base->RCR2; val &= ~I2S_RCR2_SYNC_MASK; base->RCR2 = (val | I2S_RCR2_SYNC(3U)); } #endif /* FSL_FEATURE_SAI_HAS_SYNC_WITH_ANOTHER_SAI */ /* bit clock configurations */ SAI_RxSetBitclockConfig(base, config->masterSlave, &config->bitClock); /* serial data configurations */ SAI_RxSetSerialDataConfig(base, &config->serialData); /* frame sync configurations */ SAI_RxSetFrameSyncConfig(base, config->masterSlave, &config->frameSync); #if FSL_SAI_HAS_FIFO_EXTEND_FEATURE /* fifo configurations */ SAI_RxSetFifoConfig(base, &config->fifo); #endif } /*! * brief SAI receiver transfer configurations. * * This function initializes the TX, include bit clock, frame sync, master clock, serial data and fifo configurations. * * param base SAI base pointer. * param handle SAI handle pointer. * param config tranmitter configurations. */ void SAI_TransferRxSetConfig(I2S_Type *base, sai_handle_t *handle, sai_transceiver_t *config) { assert(handle != NULL); assert(config != NULL); handle->bitWidth = config->frameSync.frameSyncWidth; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) handle->watermark = config->fifo.fifoWatermark; #endif /* receiver configurations */ SAI_RxSetConfig(base, config); handle->channel = config->startChannel; /* used for multi channel */ handle->channelMask = config->channelMask; handle->channelNums = config->channelNums; handle->endChannel = config->endChannel; } /*! * brief Get classic I2S mode configurations. * * param config transceiver configurations. * param bitWidth audio data bitWidth. * param mode audio data channel. * param saiChannelMask channel mask value to enable. */ void SAI_GetClassicI2SConfig(sai_transceiver_t *config, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask) { SAI_GetCommonConfig(config, bitWidth, mode, saiChannelMask); } /*! * brief Get left justified mode configurations. * * param config transceiver configurations. * param bitWidth audio data bitWidth. * param mode audio data channel. * param saiChannelMask channel mask value to enable. */ void SAI_GetLeftJustifiedConfig(sai_transceiver_t *config, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask) { assert(NULL != config); assert(saiChannelMask != 0U); SAI_GetCommonConfig(config, bitWidth, mode, saiChannelMask); config->frameSync.frameSyncEarly = false; config->frameSync.frameSyncPolarity = kSAI_PolarityActiveHigh; } /*! * brief Get right justified mode configurations. * * param config transceiver configurations. * param bitWidth audio data bitWidth. * param mode audio data channel. * param saiChannelMask channel mask value to enable. */ void SAI_GetRightJustifiedConfig(sai_transceiver_t *config, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask) { assert(NULL != config); assert(saiChannelMask != 0U); SAI_GetCommonConfig(config, bitWidth, mode, saiChannelMask); config->frameSync.frameSyncEarly = false; config->frameSync.frameSyncPolarity = kSAI_PolarityActiveHigh; } /*! * brief Get DSP mode configurations. * * param config transceiver configurations. * param bitWidth audio data bitWidth. * param mode audio data channel. * param saiChannelMask channel mask value to enable. */ void SAI_GetDSPConfig(sai_transceiver_t *config, sai_frame_sync_len_t frameSyncWidth, sai_word_width_t bitWidth, sai_mono_stereo_t mode, uint32_t saiChannelMask) { assert(NULL != config); assert(saiChannelMask != 0U); SAI_GetCommonConfig(config, bitWidth, mode, saiChannelMask); /* frame sync default configurations */ switch (frameSyncWidth) { case kSAI_FrameSyncLenOneBitClk: config->frameSync.frameSyncWidth = 1U; break; default: assert(false); break; } config->frameSync.frameSyncEarly = false; config->frameSync.frameSyncPolarity = kSAI_PolarityActiveHigh; } /*! * brief Get TDM mode configurations. * * param config transceiver configurations. * param bitWidth audio data bitWidth. * param mode audio data channel. * param saiChannelMask channel mask value to enable. */ void SAI_GetTDMConfig(sai_transceiver_t *config, sai_frame_sync_len_t frameSyncWidth, sai_word_width_t bitWidth, uint32_t dataWordNum, uint32_t saiChannelMask) { assert(NULL != config); assert(saiChannelMask != 0U); assert(dataWordNum <= 32U); SAI_GetCommonConfig(config, bitWidth, kSAI_Stereo, saiChannelMask); /* frame sync default configurations */ switch (frameSyncWidth) { case kSAI_FrameSyncLenOneBitClk: config->frameSync.frameSyncWidth = 1U; break; case kSAI_FrameSyncLenPerWordWidth: break; default: assert(false); break; } config->frameSync.frameSyncEarly = false; config->frameSync.frameSyncPolarity = kSAI_PolarityActiveHigh; config->serialData.dataWordNum = (uint8_t)dataWordNum; } /*! * brief Configures the SAI Tx audio format. * * deprecated Do not use this function. It has been superceded by @ref SAI_TxSetConfig * * The audio format can be changed at run-time. This function configures the sample rate and audio data * format to be transferred. * * param base SAI base pointer. * param format Pointer to the SAI audio data format structure. * param mclkSourceClockHz SAI master clock source frequency in Hz. * param bclkSourceClockHz SAI bit clock source frequency in Hz. If the bit clock source is a master * clock, this value should equal the masterClockHz. */ void SAI_TxSetFormat(I2S_Type *base, sai_transfer_format_t *format, uint32_t mclkSourceClockHz, uint32_t bclkSourceClockHz) { assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint32_t bclk = 0; uint32_t val = 0; uint8_t i = 0U, channelNums = 0U; uint32_t divider = 0U; if (format->isFrameSyncCompact) { bclk = format->sampleRate_Hz * format->bitWidth * (format->stereo == kSAI_Stereo ? 2U : 1U); val = (base->TCR4 & (~I2S_TCR4_SYWD_MASK)); val |= I2S_TCR4_SYWD(format->bitWidth - 1U); base->TCR4 = val; } else { bclk = format->sampleRate_Hz * 32U * 2U; } /* Compute the mclk */ #if defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) /* Check if master clock divider enabled, then set master clock divider */ if (IS_SAI_FLAG_SET(base->MCR, I2S_MCR_MOE_MASK)) { SAI_SetMasterClockDivider(base, format->masterClockHz, mclkSourceClockHz); } #endif /* FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER */ /* Set bclk if needed */ if (IS_SAI_FLAG_SET(base->TCR2, I2S_TCR2_BCD_MASK)) { base->TCR2 &= ~I2S_TCR2_DIV_MASK; /* need to check the divided bclk, if bigger than target, then divider need to re-calculate. */ divider = bclkSourceClockHz / bclk; /* for the condition where the source clock is smaller than target bclk */ if (divider == 0U) { divider++; } /* recheck the divider if properly or not, to make sure output blck not bigger than target*/ if ((bclkSourceClockHz / divider) > bclk) { divider++; } #if defined(FSL_FEATURE_SAI_HAS_BCLK_BYPASS) && (FSL_FEATURE_SAI_HAS_BCLK_BYPASS) /* if bclk same with MCLK, bypass the divider */ if (divider == 1U) { base->TCR2 |= I2S_TCR2_BYP_MASK; } else #endif { base->TCR2 |= I2S_TCR2_DIV(divider / 2U - 1U); } } /* Set bitWidth */ val = (format->isFrameSyncCompact) ? (format->bitWidth - 1U) : 31U; if (format->protocol == kSAI_BusRightJustified) { base->TCR5 = I2S_TCR5_WNW(val) | I2S_TCR5_W0W(val) | I2S_TCR5_FBT(val); } else { if (IS_SAI_FLAG_SET(base->TCR4, I2S_TCR4_MF_MASK)) { base->TCR5 = I2S_TCR5_WNW(val) | I2S_TCR5_W0W(val) | I2S_TCR5_FBT(format->bitWidth - 1UL); } else { base->TCR5 = I2S_TCR5_WNW(val) | I2S_TCR5_W0W(val) | I2S_TCR5_FBT(0); } } /* Set mono or stereo */ base->TMR = (uint32_t)format->stereo; /* if channel mask is not set, then format->channel must be set, use it to get channel mask value */ if (format->channelMask == 0U) { format->channelMask = 1U << format->channel; } /* if channel nums is not set, calculate it here according to channelMask*/ for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), format->channelMask)) { channelNums++; format->endChannel = i; } } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), format->channelMask)) { format->channel = i; break; } } format->channelNums = channelNums; #if defined(FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) && (FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) /* make sure combine mode disabled while multipe channel is used */ if (format->channelNums > 1U) { base->TCR4 &= ~I2S_TCR4_FCOMB_MASK; } #endif /* Set data channel */ base->TCR3 &= ~I2S_TCR3_TCE_MASK; base->TCR3 |= I2S_TCR3_TCE(format->channelMask); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Set watermark */ base->TCR1 = format->watermark; #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ } /*! * brief Configures the SAI Rx audio format. * * deprecated Do not use this function. It has been superceded by @ref SAI_RxSetConfig * * The audio format can be changed at run-time. This function configures the sample rate and audio data * format to be transferred. * * param base SAI base pointer. * param format Pointer to the SAI audio data format structure. * param mclkSourceClockHz SAI master clock source frequency in Hz. * param bclkSourceClockHz SAI bit clock source frequency in Hz. If the bit clock source is a master * clock, this value should equal the masterClockHz. */ void SAI_RxSetFormat(I2S_Type *base, sai_transfer_format_t *format, uint32_t mclkSourceClockHz, uint32_t bclkSourceClockHz) { assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint32_t bclk = 0; uint32_t val = 0; uint8_t i = 0U, channelNums = 0U; uint32_t divider = 0U; if (format->isFrameSyncCompact) { bclk = format->sampleRate_Hz * format->bitWidth * (format->stereo == kSAI_Stereo ? 2U : 1U); val = (base->RCR4 & (~I2S_RCR4_SYWD_MASK)); val |= I2S_RCR4_SYWD(format->bitWidth - 1U); base->RCR4 = val; } else { bclk = format->sampleRate_Hz * 32U * 2U; } /* Compute the mclk */ #if defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) /* Check if master clock divider enabled */ if (IS_SAI_FLAG_SET(base->MCR, I2S_MCR_MOE_MASK)) { SAI_SetMasterClockDivider(base, format->masterClockHz, mclkSourceClockHz); } #endif /* FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER */ /* Set bclk if needed */ if (IS_SAI_FLAG_SET(base->RCR2, I2S_RCR2_BCD_MASK)) { base->RCR2 &= ~I2S_RCR2_DIV_MASK; /* need to check the divided bclk, if bigger than target, then divider need to re-calculate. */ divider = bclkSourceClockHz / bclk; /* for the condition where the source clock is smaller than target bclk */ if (divider == 0U) { divider++; } /* recheck the divider if properly or not, to make sure output blck not bigger than target*/ if ((bclkSourceClockHz / divider) > bclk) { divider++; } #if defined(FSL_FEATURE_SAI_HAS_BCLK_BYPASS) && (FSL_FEATURE_SAI_HAS_BCLK_BYPASS) /* if bclk same with MCLK, bypass the divider */ if (divider == 1U) { base->RCR2 |= I2S_RCR2_BYP_MASK; } else #endif { base->RCR2 |= I2S_RCR2_DIV(divider / 2U - 1U); } } /* Set bitWidth */ val = (format->isFrameSyncCompact) ? (format->bitWidth - 1U) : 31U; if (format->protocol == kSAI_BusRightJustified) { base->RCR5 = I2S_RCR5_WNW(val) | I2S_RCR5_W0W(val) | I2S_RCR5_FBT(val); } else { if (IS_SAI_FLAG_SET(base->RCR4, I2S_RCR4_MF_MASK)) { base->RCR5 = I2S_RCR5_WNW(val) | I2S_RCR5_W0W(val) | I2S_RCR5_FBT(format->bitWidth - 1UL); } else { base->RCR5 = I2S_RCR5_WNW(val) | I2S_RCR5_W0W(val) | I2S_RCR5_FBT(0UL); } } /* Set mono or stereo */ base->RMR = (uint32_t)format->stereo; /* if channel mask is not set, then format->channel must be set, use it to get channel mask value */ if (format->channelMask == 0U) { format->channelMask = 1U << format->channel; } /* if channel nums is not set, calculate it here according to channelMask*/ for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), format->channelMask)) { channelNums++; format->endChannel = i; } } for (i = 0U; i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base); i++) { if (IS_SAI_FLAG_SET((1UL << i), format->channelMask)) { format->channel = i; break; } } format->channelNums = channelNums; #if defined(FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) && (FSL_FEATURE_SAI_HAS_FIFO_COMBINE_MODE) /* make sure combine mode disabled while multipe channel is used */ if (format->channelNums > 1U) { base->RCR4 &= ~I2S_RCR4_FCOMB_MASK; } #endif /* Set data channel */ base->RCR3 &= ~I2S_RCR3_RCE_MASK; /* enable all the channel */ base->RCR3 |= I2S_RCR3_RCE(format->channelMask); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Set watermark */ base->RCR1 = format->watermark; #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ } /*! * brief Sends data using a blocking method. * * note This function blocks by polling until data is ready to be sent. * * param base SAI base pointer. * param channel Data channel used. * param bitWidth How many bits in an audio word; usually 8/16/24/32 bits. * param buffer Pointer to the data to be written. * param size Bytes to be written. */ void SAI_WriteBlocking(I2S_Type *base, uint32_t channel, uint32_t bitWidth, uint8_t *buffer, uint32_t size) { uint32_t i = 0; uint32_t bytesPerWord = bitWidth / 8U; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) bytesPerWord = (((uint32_t)FSL_FEATURE_SAI_FIFO_COUNT - base->TCR1) * bytesPerWord); #endif while (i < size) { /* Wait until it can write data */ while (!(IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FWF_MASK))) { } SAI_WriteNonBlocking(base, channel, 1UL << channel, channel, (uint8_t)bitWidth, buffer, bytesPerWord); buffer += bytesPerWord; i += bytesPerWord; } /* Wait until the last data is sent */ while (!(IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FWF_MASK))) { } } /*! * brief Sends data to multi channel using a blocking method. * * note This function blocks by polling until data is ready to be sent. * * param base SAI base pointer. * param channel Data channel used. * param channelMask channel mask. * param bitWidth How many bits in an audio word; usually 8/16/24/32 bits. * param buffer Pointer to the data to be written. * param size Bytes to be written. */ void SAI_WriteMultiChannelBlocking( I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t bitWidth, uint8_t *buffer, uint32_t size) { assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint32_t i = 0, j = 0; uint32_t bytesPerWord = bitWidth / 8U; uint32_t channelNums = 0U, endChannel = 0U; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) bytesPerWord = (((uint32_t)FSL_FEATURE_SAI_FIFO_COUNT - base->TCR1) * bytesPerWord); #endif for (i = 0U; (i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base)); i++) { if (IS_SAI_FLAG_SET((1UL << i), channelMask)) { channelNums++; endChannel = i; } } bytesPerWord *= channelNums; while (j < size) { /* Wait until it can write data */ while (!(IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FWF_MASK))) { } SAI_WriteNonBlocking(base, channel, channelMask, endChannel, (uint8_t)bitWidth, buffer, bytesPerWord); buffer += bytesPerWord; j += bytesPerWord; } /* Wait until the last data is sent */ while (!(IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FWF_MASK))) { } } /*! * brief Receives multi channel data using a blocking method. * * note This function blocks by polling until data is ready to be sent. * * param base SAI base pointer. * param channel Data channel used. * param channelMask channel mask. * param bitWidth How many bits in an audio word; usually 8/16/24/32 bits. * param buffer Pointer to the data to be read. * param size Bytes to be read. */ void SAI_ReadMultiChannelBlocking( I2S_Type *base, uint32_t channel, uint32_t channelMask, uint32_t bitWidth, uint8_t *buffer, uint32_t size) { assert(FSL_FEATURE_SAI_CHANNEL_COUNTn(base) != -1); uint32_t i = 0, j = 0; uint32_t bytesPerWord = bitWidth / 8U; uint32_t channelNums = 0U, endChannel = 0U; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) bytesPerWord = base->RCR1 * bytesPerWord; #endif for (i = 0U; (i < (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base)); i++) { if (IS_SAI_FLAG_SET((1UL << i), channelMask)) { channelNums++; endChannel = i; } } bytesPerWord *= channelNums; while (j < size) { /* Wait until data is received */ while (!(IS_SAI_FLAG_SET(base->RCSR, I2S_RCSR_FWF_MASK))) { } SAI_ReadNonBlocking(base, channel, channelMask, endChannel, (uint8_t)bitWidth, buffer, bytesPerWord); buffer += bytesPerWord; j += bytesPerWord; } } /*! * brief Receives data using a blocking method. * * note This function blocks by polling until data is ready to be sent. * * param base SAI base pointer. * param channel Data channel used. * param bitWidth How many bits in an audio word; usually 8/16/24/32 bits. * param buffer Pointer to the data to be read. * param size Bytes to be read. */ void SAI_ReadBlocking(I2S_Type *base, uint32_t channel, uint32_t bitWidth, uint8_t *buffer, uint32_t size) { uint32_t i = 0; uint32_t bytesPerWord = bitWidth / 8U; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) bytesPerWord = base->RCR1 * bytesPerWord; #endif while (i < size) { /* Wait until data is received */ while (!(IS_SAI_FLAG_SET(base->RCSR, I2S_RCSR_FWF_MASK))) { } SAI_ReadNonBlocking(base, channel, 1UL << channel, channel, (uint8_t)bitWidth, buffer, bytesPerWord); buffer += bytesPerWord; i += bytesPerWord; } } /*! * brief Initializes the SAI Tx handle. * * This function initializes the Tx handle for the SAI Tx transactional APIs. Call * this function once to get the handle initialized. * * param base SAI base pointer * param handle SAI handle pointer. * param callback Pointer to the user callback function. * param userData User parameter passed to the callback function */ void SAI_TransferTxCreateHandle(I2S_Type *base, sai_handle_t *handle, sai_transfer_callback_t callback, void *userData) { assert(handle != NULL); /* Zero the handle */ (void)memset(handle, 0, sizeof(*handle)); s_saiHandle[SAI_GetInstance(base)][0] = handle; handle->callback = callback; handle->userData = userData; handle->base = base; /* Set the isr pointer */ s_saiTxIsr = SAI_TransferTxHandleIRQ; /* Enable Tx irq */ (void)EnableIRQ(s_saiTxIRQ[SAI_GetInstance(base)]); } /*! * brief Initializes the SAI Rx handle. * * This function initializes the Rx handle for the SAI Rx transactional APIs. Call * this function once to get the handle initialized. * * param base SAI base pointer. * param handle SAI handle pointer. * param callback Pointer to the user callback function. * param userData User parameter passed to the callback function. */ void SAI_TransferRxCreateHandle(I2S_Type *base, sai_handle_t *handle, sai_transfer_callback_t callback, void *userData) { assert(handle != NULL); /* Zero the handle */ (void)memset(handle, 0, sizeof(*handle)); s_saiHandle[SAI_GetInstance(base)][1] = handle; handle->callback = callback; handle->userData = userData; handle->base = base; /* Set the isr pointer */ s_saiRxIsr = SAI_TransferRxHandleIRQ; /* Enable Rx irq */ (void)EnableIRQ(s_saiRxIRQ[SAI_GetInstance(base)]); } /*! * brief Configures the SAI Tx audio format. * * deprecated Do not use this function. It has been superceded by @ref SAI_TransferTxSetConfig * * The audio format can be changed at run-time. This function configures the sample rate and audio data * format to be transferred. * * param base SAI base pointer. * param handle SAI handle pointer. * param format Pointer to the SAI audio data format structure. * param mclkSourceClockHz SAI master clock source frequency in Hz. * param bclkSourceClockHz SAI bit clock source frequency in Hz. If a bit clock source is a master * clock, this value should equal the masterClockHz in format. * return Status of this function. Return value is the status_t. */ status_t SAI_TransferTxSetFormat(I2S_Type *base, sai_handle_t *handle, sai_transfer_format_t *format, uint32_t mclkSourceClockHz, uint32_t bclkSourceClockHz) { assert(handle != NULL); if ((bclkSourceClockHz < format->sampleRate_Hz) #if defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) || (mclkSourceClockHz < format->sampleRate_Hz) #endif ) { return kStatus_InvalidArgument; } /* Copy format to handle */ handle->bitWidth = (uint8_t)format->bitWidth; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) handle->watermark = format->watermark; #endif SAI_TxSetFormat(base, format, mclkSourceClockHz, bclkSourceClockHz); handle->channel = format->channel; /* used for multi channel */ handle->channelMask = format->channelMask; handle->channelNums = format->channelNums; handle->endChannel = format->endChannel; return kStatus_Success; } /*! * brief Configures the SAI Rx audio format. * * deprecated Do not use this function. It has been superceded by @ref SAI_TransferRxSetConfig * * The audio format can be changed at run-time. This function configures the sample rate and audio data * format to be transferred. * * param base SAI base pointer. * param handle SAI handle pointer. * param format Pointer to the SAI audio data format structure. * param mclkSourceClockHz SAI master clock source frequency in Hz. * param bclkSourceClockHz SAI bit clock source frequency in Hz. If a bit clock source is a master * clock, this value should equal the masterClockHz in format. * return Status of this function. Return value is one of status_t. */ status_t SAI_TransferRxSetFormat(I2S_Type *base, sai_handle_t *handle, sai_transfer_format_t *format, uint32_t mclkSourceClockHz, uint32_t bclkSourceClockHz) { assert(handle != NULL); if ((bclkSourceClockHz < format->sampleRate_Hz) #if defined(FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) && (FSL_FEATURE_SAI_HAS_MCLKDIV_REGISTER) || (mclkSourceClockHz < format->sampleRate_Hz) #endif ) { return kStatus_InvalidArgument; } /* Copy format to handle */ handle->bitWidth = (uint8_t)format->bitWidth; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) handle->watermark = format->watermark; #endif SAI_RxSetFormat(base, format, mclkSourceClockHz, bclkSourceClockHz); handle->channel = format->channel; /* used for multi channel */ handle->channelMask = format->channelMask; handle->channelNums = format->channelNums; handle->endChannel = format->endChannel; return kStatus_Success; } /*! * brief Performs an interrupt non-blocking send transfer on SAI. * * note This API returns immediately after the transfer initiates. * Call the SAI_TxGetTransferStatusIRQ to poll the transfer status and check whether * the transfer is finished. If the return status is not kStatus_SAI_Busy, the transfer * is finished. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure which stores the transfer state. * param xfer Pointer to the sai_transfer_t structure. * retval kStatus_Success Successfully started the data receive. * retval kStatus_SAI_TxBusy Previous receive still not finished. * retval kStatus_InvalidArgument The input parameter is invalid. */ status_t SAI_TransferSendNonBlocking(I2S_Type *base, sai_handle_t *handle, sai_transfer_t *xfer) { assert(handle != NULL); assert(handle->channelNums <= (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base)); /* Check if the queue is full */ if (handle->saiQueue[handle->queueUser].data != NULL) { return kStatus_SAI_QueueFull; } /* Add into queue */ handle->transferSize[handle->queueUser] = xfer->dataSize; handle->saiQueue[handle->queueUser].data = xfer->data; handle->saiQueue[handle->queueUser].dataSize = xfer->dataSize; handle->queueUser = (handle->queueUser + 1U) % SAI_XFER_QUEUE_SIZE; /* Set the state to busy */ handle->state = (uint32_t)kSAI_Busy; /* Enable interrupt */ #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Use FIFO request interrupt and fifo error*/ SAI_TxEnableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FRIE_MASK); #else SAI_TxEnableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FWIE_MASK); #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ /* Enable Tx transfer */ SAI_TxEnable(base, true); return kStatus_Success; } /*! * brief Performs an interrupt non-blocking receive transfer on SAI. * * note This API returns immediately after the transfer initiates. * Call the SAI_RxGetTransferStatusIRQ to poll the transfer status and check whether * the transfer is finished. If the return status is not kStatus_SAI_Busy, the transfer * is finished. * * param base SAI base pointer * param handle Pointer to the sai_handle_t structure which stores the transfer state. * param xfer Pointer to the sai_transfer_t structure. * retval kStatus_Success Successfully started the data receive. * retval kStatus_SAI_RxBusy Previous receive still not finished. * retval kStatus_InvalidArgument The input parameter is invalid. */ status_t SAI_TransferReceiveNonBlocking(I2S_Type *base, sai_handle_t *handle, sai_transfer_t *xfer) { assert(handle != NULL); assert(handle->channelNums <= (uint32_t)FSL_FEATURE_SAI_CHANNEL_COUNTn(base)); /* Check if the queue is full */ if (handle->saiQueue[handle->queueUser].data != NULL) { return kStatus_SAI_QueueFull; } /* Add into queue */ handle->transferSize[handle->queueUser] = xfer->dataSize; handle->saiQueue[handle->queueUser].data = xfer->data; handle->saiQueue[handle->queueUser].dataSize = xfer->dataSize; handle->queueUser = (handle->queueUser + 1U) % SAI_XFER_QUEUE_SIZE; /* Set state to busy */ handle->state = (uint32_t)kSAI_Busy; /* Enable interrupt */ #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Use FIFO request interrupt and fifo error*/ SAI_RxEnableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FRIE_MASK); #else SAI_RxEnableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FWIE_MASK); #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ /* Enable Rx transfer */ SAI_RxEnable(base, true); return kStatus_Success; } /*! * brief Gets a set byte count. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure which stores the transfer state. * param count Bytes count sent. * retval kStatus_Success Succeed get the transfer count. * retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress. */ status_t SAI_TransferGetSendCount(I2S_Type *base, sai_handle_t *handle, size_t *count) { assert(handle != NULL); status_t status = kStatus_Success; uint32_t queueDriverIndex = handle->queueDriver; if (handle->state != (uint32_t)kSAI_Busy) { status = kStatus_NoTransferInProgress; } else { *count = (handle->transferSize[queueDriverIndex] - handle->saiQueue[queueDriverIndex].dataSize); } return status; } /*! * brief Gets a received byte count. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure which stores the transfer state. * param count Bytes count received. * retval kStatus_Success Succeed get the transfer count. * retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress. */ status_t SAI_TransferGetReceiveCount(I2S_Type *base, sai_handle_t *handle, size_t *count) { assert(handle != NULL); status_t status = kStatus_Success; uint32_t queueDriverIndex = handle->queueDriver; if (handle->state != (uint32_t)kSAI_Busy) { status = kStatus_NoTransferInProgress; } else { *count = (handle->transferSize[queueDriverIndex] - handle->saiQueue[queueDriverIndex].dataSize); } return status; } /*! * brief Aborts the current send. * * note This API can be called any time when an interrupt non-blocking transfer initiates * to abort the transfer early. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure which stores the transfer state. */ void SAI_TransferAbortSend(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); /* Stop Tx transfer and disable interrupt */ SAI_TxEnable(base, false); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Use FIFO request interrupt and fifo error */ SAI_TxDisableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FRIE_MASK); #else SAI_TxDisableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FWIE_MASK); #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ handle->state = (uint32_t)kSAI_Idle; /* Clear the queue */ (void)memset(handle->saiQueue, 0, sizeof(sai_transfer_t) * SAI_XFER_QUEUE_SIZE); handle->queueDriver = 0; handle->queueUser = 0; } /*! * brief Aborts the current IRQ receive. * * note This API can be called when an interrupt non-blocking transfer initiates * to abort the transfer early. * * param base SAI base pointer * param handle Pointer to the sai_handle_t structure which stores the transfer state. */ void SAI_TransferAbortReceive(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); /* Stop Tx transfer and disable interrupt */ SAI_RxEnable(base, false); #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) /* Use FIFO request interrupt and fifo error */ SAI_RxDisableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FRIE_MASK); #else SAI_RxDisableInterrupts(base, I2S_TCSR_FEIE_MASK | I2S_TCSR_FWIE_MASK); #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ handle->state = (uint32_t)kSAI_Idle; /* Clear the queue */ (void)memset(handle->saiQueue, 0, sizeof(sai_transfer_t) * SAI_XFER_QUEUE_SIZE); handle->queueDriver = 0; handle->queueUser = 0; } /*! * brief Terminate all SAI send. * * This function will clear all transfer slots buffered in the sai queue. If users only want to abort the * current transfer slot, please call SAI_TransferAbortSend. * * param base SAI base pointer. * param handle SAI eDMA handle pointer. */ void SAI_TransferTerminateSend(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); /* Abort the current transfer */ SAI_TransferAbortSend(base, handle); /* Clear all the internal information */ (void)memset(handle->saiQueue, 0, sizeof(handle->saiQueue)); (void)memset(handle->transferSize, 0, sizeof(handle->transferSize)); handle->queueUser = 0U; handle->queueDriver = 0U; } /*! * brief Terminate all SAI receive. * * This function will clear all transfer slots buffered in the sai queue. If users only want to abort the * current transfer slot, please call SAI_TransferAbortReceive. * * param base SAI base pointer. * param handle SAI eDMA handle pointer. */ void SAI_TransferTerminateReceive(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); /* Abort the current transfer */ SAI_TransferAbortReceive(base, handle); /* Clear all the internal information */ (void)memset(handle->saiQueue, 0, sizeof(handle->saiQueue)); (void)memset(handle->transferSize, 0, sizeof(handle->transferSize)); handle->queueUser = 0U; handle->queueDriver = 0U; } /*! * brief Tx interrupt handler. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure. */ void SAI_TransferTxHandleIRQ(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); uint8_t *buffer = handle->saiQueue[handle->queueDriver].data; uint32_t dataSize = (handle->bitWidth / 8UL) * handle->channelNums; /* Handle Error */ if (IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FEF_MASK)) { /* Clear FIFO error flag to continue transfer */ SAI_TxClearStatusFlags(base, I2S_TCSR_FEF_MASK); /* Reset FIFO for safety */ SAI_TxSoftwareReset(base, kSAI_ResetTypeFIFO); /* Call the callback */ if (handle->callback != NULL) { (handle->callback)(base, handle, kStatus_SAI_TxError, handle->userData); } } /* Handle transfer */ #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if (IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FRF_MASK)) { /* Judge if the data need to transmit is less than space */ size_t size = MIN((handle->saiQueue[handle->queueDriver].dataSize), (size_t)(((uint32_t)FSL_FEATURE_SAI_FIFO_COUNT - handle->watermark) * dataSize)); /* Copy the data from sai buffer to FIFO */ SAI_WriteNonBlocking(base, handle->channel, handle->channelMask, handle->endChannel, handle->bitWidth, buffer, size); /* Update the internal counter */ handle->saiQueue[handle->queueDriver].dataSize -= size; handle->saiQueue[handle->queueDriver].data = (uint8_t *)((uint32_t)buffer + size); } #else if (IS_SAI_FLAG_SET(base->TCSR, I2S_TCSR_FWF_MASK)) { size_t size = MIN((handle->saiQueue[handle->queueDriver].dataSize), dataSize); SAI_WriteNonBlocking(base, handle->channel, handle->channelMask, handle->endChannel, handle->bitWidth, buffer, size); /* Update internal counter */ handle->saiQueue[handle->queueDriver].dataSize -= size; handle->saiQueue[handle->queueDriver].data = (uint8_t *)((uint32_t)buffer + size); } #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ /* If finished a block, call the callback function */ if (handle->saiQueue[handle->queueDriver].dataSize == 0U) { (void)memset(&handle->saiQueue[handle->queueDriver], 0, sizeof(sai_transfer_t)); handle->queueDriver = (handle->queueDriver + 1U) % SAI_XFER_QUEUE_SIZE; if (handle->callback != NULL) { (handle->callback)(base, handle, kStatus_SAI_TxIdle, handle->userData); } } /* If all data finished, just stop the transfer */ if (handle->saiQueue[handle->queueDriver].data == NULL) { SAI_TransferAbortSend(base, handle); } } /*! * brief Tx interrupt handler. * * param base SAI base pointer. * param handle Pointer to the sai_handle_t structure. */ void SAI_TransferRxHandleIRQ(I2S_Type *base, sai_handle_t *handle) { assert(handle != NULL); uint8_t *buffer = handle->saiQueue[handle->queueDriver].data; uint32_t dataSize = (handle->bitWidth / 8UL) * handle->channelNums; /* Handle Error */ if (IS_SAI_FLAG_SET(base->RCSR, I2S_RCSR_FEF_MASK)) { /* Clear FIFO error flag to continue transfer */ SAI_RxClearStatusFlags(base, I2S_TCSR_FEF_MASK); /* Reset FIFO for safety */ SAI_RxSoftwareReset(base, kSAI_ResetTypeFIFO); /* Call the callback */ if (handle->callback != NULL) { (handle->callback)(base, handle, kStatus_SAI_RxError, handle->userData); } } /* Handle transfer */ #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if (IS_SAI_FLAG_SET(base->RCSR, I2S_RCSR_FRF_MASK)) { /* Judge if the data need to transmit is less than space */ size_t size = MIN((handle->saiQueue[handle->queueDriver].dataSize), handle->watermark * dataSize); /* Copy the data from sai buffer to FIFO */ SAI_ReadNonBlocking(base, handle->channel, handle->channelMask, handle->endChannel, handle->bitWidth, buffer, size); /* Update the internal counter */ handle->saiQueue[handle->queueDriver].dataSize -= size; handle->saiQueue[handle->queueDriver].data = (uint8_t *)((uint32_t)buffer + size); } #else if (IS_SAI_FLAG_SET(base->RCSR, I2S_RCSR_FWF_MASK)) { size_t size = MIN((handle->saiQueue[handle->queueDriver].dataSize), dataSize); SAI_ReadNonBlocking(base, handle->channel, handle->channelMask, handle->endChannel, handle->bitWidth, buffer, size); /* Update internal state */ handle->saiQueue[handle->queueDriver].dataSize -= size; handle->saiQueue[handle->queueDriver].data = (uint8_t *)((uint32_t)buffer + size); } #endif /* FSL_FEATURE_SAI_FIFO_COUNT */ /* If finished a block, call the callback function */ if (handle->saiQueue[handle->queueDriver].dataSize == 0U) { (void)memset(&handle->saiQueue[handle->queueDriver], 0, sizeof(sai_transfer_t)); handle->queueDriver = (handle->queueDriver + 1U) % SAI_XFER_QUEUE_SIZE; if (handle->callback != NULL) { (handle->callback)(base, handle, kStatus_SAI_RxIdle, handle->userData); } } /* If all data finished, just stop the transfer */ if (handle->saiQueue[handle->queueDriver].data == NULL) { SAI_TransferAbortReceive(base, handle); } } #if defined(I2S0) void I2S0_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S0, s_saiHandle[0][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S0, s_saiHandle[0][0]); } SDK_ISR_EXIT_BARRIER; } void I2S0_Tx_DriverIRQHandler(void) { assert(s_saiHandle[0][0] != NULL); s_saiTxIsr(I2S0, s_saiHandle[0][0]); SDK_ISR_EXIT_BARRIER; } void I2S0_Rx_DriverIRQHandler(void) { assert(s_saiHandle[0][1] != NULL); s_saiRxIsr(I2S0, s_saiHandle[0][1]); SDK_ISR_EXIT_BARRIER; } #endif /* I2S0*/ #if defined(I2S1) void I2S1_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S1, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S1, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } void I2S1_Tx_DriverIRQHandler(void) { assert(s_saiHandle[1][0] != NULL); s_saiTxIsr(I2S1, s_saiHandle[1][0]); SDK_ISR_EXIT_BARRIER; } void I2S1_Rx_DriverIRQHandler(void) { assert(s_saiHandle[1][1] != NULL); s_saiRxIsr(I2S1, s_saiHandle[1][1]); SDK_ISR_EXIT_BARRIER; } #endif /* I2S1*/ #if defined(I2S2) void I2S2_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S2, s_saiHandle[2][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S2, s_saiHandle[2][0]); } SDK_ISR_EXIT_BARRIER; } void I2S2_Tx_DriverIRQHandler(void) { assert(s_saiHandle[2][0] != NULL); s_saiTxIsr(I2S2, s_saiHandle[2][0]); SDK_ISR_EXIT_BARRIER; } void I2S2_Rx_DriverIRQHandler(void) { assert(s_saiHandle[2][1] != NULL); s_saiRxIsr(I2S2, s_saiHandle[2][1]); SDK_ISR_EXIT_BARRIER; } #endif /* I2S2*/ #if defined(I2S3) void I2S3_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S3, s_saiHandle[3][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S3, s_saiHandle[3][0]); } SDK_ISR_EXIT_BARRIER; } void I2S3_Tx_DriverIRQHandler(void) { assert(s_saiHandle[3][0] != NULL); s_saiTxIsr(I2S3, s_saiHandle[3][0]); SDK_ISR_EXIT_BARRIER; } void I2S3_Rx_DriverIRQHandler(void) { assert(s_saiHandle[3][1] != NULL); s_saiRxIsr(I2S3, s_saiHandle[3][1]); SDK_ISR_EXIT_BARRIER; } #endif /* I2S3*/ #if defined(I2S4) void I2S4_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[4][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[4][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S4, s_saiHandle[4][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[4][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[4][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S4, s_saiHandle[4][0]); } SDK_ISR_EXIT_BARRIER; } void I2S4_Tx_DriverIRQHandler(void) { assert(s_saiHandle[4][0] != NULL); s_saiTxIsr(I2S4, s_saiHandle[4][0]); SDK_ISR_EXIT_BARRIER; } void I2S4_Rx_DriverIRQHandler(void) { assert(s_saiHandle[4][1] != NULL); s_saiRxIsr(I2S4, s_saiHandle[4][1]); SDK_ISR_EXIT_BARRIER; } #endif #if defined(FSL_FEATURE_SAI_SAI5_SAI6_SHARE_IRQ) && (FSL_FEATURE_SAI_SAI5_SAI6_SHARE_IRQ) && defined(I2S5) && \ defined(I2S6) void I2S56_DriverIRQHandler(void) { /* use index 5 to get handle when I2S5 & I2S6 share IRQ NUMBER */ I2S_Type *base = s_saiHandle[5][1]->base; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(base, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(base, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(base, s_saiHandle[5][1]); } base = s_saiHandle[5][0]->base; #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(base, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(base, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(base, s_saiHandle[5][0]); } SDK_ISR_EXIT_BARRIER; } void I2S56_Tx_DriverIRQHandler(void) { /* use index 5 to get handle when I2S5 & I2S6 share IRQ NUMBER */ assert(s_saiHandle[5][0] != NULL); s_saiTxIsr(s_saiHandle[5][0]->base, s_saiHandle[5][0]); SDK_ISR_EXIT_BARRIER; } void I2S56_Rx_DriverIRQHandler(void) { /* use index 5 to get handle when I2S5 & I2S6 share IRQ NUMBER */ assert(s_saiHandle[5][1] != NULL); s_saiRxIsr(s_saiHandle[5][1]->base, s_saiHandle[5][1]); SDK_ISR_EXIT_BARRIER; } #else #if defined(I2S5) void I2S5_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S5, s_saiHandle[5][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S5, s_saiHandle[5][0]); } SDK_ISR_EXIT_BARRIER; } void I2S5_Tx_DriverIRQHandler(void) { assert(s_saiHandle[5][0] != NULL); s_saiTxIsr(I2S5, s_saiHandle[5][0]); SDK_ISR_EXIT_BARRIER; } void I2S5_Rx_DriverIRQHandler(void) { assert(s_saiHandle[5][1] != NULL); s_saiRxIsr(I2S5, s_saiHandle[5][1]); SDK_ISR_EXIT_BARRIER; } #endif #if defined(I2S6) void I2S6_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(I2S6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(I2S6, s_saiHandle[6][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(I2S6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(I2S6, s_saiHandle[6][0]); } SDK_ISR_EXIT_BARRIER; } void I2S6_Tx_DriverIRQHandler(void) { assert(s_saiHandle[6][0] != NULL); s_saiTxIsr(I2S6, s_saiHandle[6][0]); SDK_ISR_EXIT_BARRIER; } void I2S6_Rx_DriverIRQHandler(void) { assert(s_saiHandle[6][1] != NULL); s_saiRxIsr(I2S6, s_saiHandle[6][1]); SDK_ISR_EXIT_BARRIER; } #endif #endif #if defined(AUDIO__SAI0) void AUDIO_SAI0_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI0, s_saiHandle[0][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI0, s_saiHandle[0][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* AUDIO__SAI0 */ #if defined(AUDIO__SAI1) void AUDIO_SAI1_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI1, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI1, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* AUDIO__SAI1 */ #if defined(AUDIO__SAI2) void AUDIO_SAI2_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI2, s_saiHandle[2][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI2, s_saiHandle[2][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* AUDIO__SAI2 */ #if defined(AUDIO__SAI3) void AUDIO_SAI3_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI3, s_saiHandle[3][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI3, s_saiHandle[3][0]); } SDK_ISR_EXIT_BARRIER; } #endif #if defined(AUDIO__SAI6) void AUDIO_SAI6_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI6, s_saiHandle[6][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI6, s_saiHandle[6][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* AUDIO__SAI6 */ #if defined(AUDIO__SAI7) void AUDIO_SAI7_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[7][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI7, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[7][1] != NULL) && SAI_RxGetEnabledInterruptStatus(AUDIO__SAI7, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(AUDIO__SAI7, s_saiHandle[7][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[7][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI7, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[7][0] != NULL) && SAI_TxGetEnabledInterruptStatus(AUDIO__SAI7, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(AUDIO__SAI7, s_saiHandle[7][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* AUDIO__SAI7 */ #if defined(ADMA__SAI0) void ADMA_SAI0_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI0, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI0, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI0 */ #if defined(ADMA__SAI1) void ADMA_SAI1_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI1, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI1, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI1 */ #if defined(ADMA__SAI2) void ADMA_SAI2_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI2, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI2, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI2 */ #if defined(ADMA__SAI3) void ADMA_SAI3_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI3, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI3, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI3 */ #if defined(ADMA__SAI4) void ADMA_SAI4_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI4, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI4, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI4 */ #if defined(ADMA__SAI5) void ADMA_SAI5_INT_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(ADMA__SAI5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(ADMA__SAI5, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(ADMA__SAI5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(ADMA__SAI5, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* ADMA__SAI5 */ #if defined(SAI0) void SAI0_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI0, s_saiHandle[0][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI0, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[0][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI0, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI0, s_saiHandle[0][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI0 */ #if defined(SAI1) void SAI1_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI1, s_saiHandle[1][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI1, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[1][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI1, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI1, s_saiHandle[1][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI1 */ #if defined(SAI2) void SAI2_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI2, s_saiHandle[2][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI2, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[2][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI2, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI2, s_saiHandle[2][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI2 */ #if defined(SAI3) void SAI3_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI3, s_saiHandle[3][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI3, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[3][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI3, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI3, s_saiHandle[3][0]); } SDK_ISR_EXIT_BARRIER; } void SAI3_TX_DriverIRQHandler(void) { assert(s_saiHandle[3][0] != NULL); s_saiTxIsr(SAI3, s_saiHandle[3][0]); SDK_ISR_EXIT_BARRIER; } void SAI3_RX_DriverIRQHandler(void) { assert(s_saiHandle[3][1] != NULL); s_saiRxIsr(SAI3, s_saiHandle[3][1]); SDK_ISR_EXIT_BARRIER; } #endif /* SAI3 */ #if defined(SAI4) void SAI4_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[4][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[4][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI4, s_saiHandle[4][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[4][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI4, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[4][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI4, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI4, s_saiHandle[4][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI4 */ #if defined(SAI5) void SAI5_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI5, s_saiHandle[5][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI5, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[5][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI5, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI5, s_saiHandle[5][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI5 */ #if defined(SAI6) void SAI6_DriverIRQHandler(void) { #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][1] != NULL) && SAI_RxGetEnabledInterruptStatus(SAI6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiRxIsr(SAI6, s_saiHandle[6][1]); } #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1) if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI6, (I2S_TCSR_FRIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FRF_MASK | I2S_TCSR_FEF_MASK))) #else if ((s_saiHandle[6][0] != NULL) && SAI_TxGetEnabledInterruptStatus(SAI6, (I2S_TCSR_FWIE_MASK | I2S_TCSR_FEIE_MASK), (I2S_TCSR_FWF_MASK | I2S_TCSR_FEF_MASK))) #endif { s_saiTxIsr(SAI6, s_saiHandle[6][0]); } SDK_ISR_EXIT_BARRIER; } #endif /* SAI6 */