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TARGET_K64F/TOOLCHAIN_IAR/fsl_sai.h@172:65be27845400, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 20:53:29 2019 +0000
Revision:
172:65be27845400
Parent:
171:3a7713b1edbc 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 145:64910690c574 1 /*
AnnaBridge 145:64910690c574 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 145:64910690c574 3 * All rights reserved.
AnnaBridge 145:64910690c574 4 *
AnnaBridge 145:64910690c574 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 145:64910690c574 6 * are permitted provided that the following conditions are met:
AnnaBridge 145:64910690c574 7 *
AnnaBridge 145:64910690c574 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 145:64910690c574 9 * of conditions and the following disclaimer.
AnnaBridge 145:64910690c574 10 *
AnnaBridge 145:64910690c574 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 145:64910690c574 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 145:64910690c574 13 * other materials provided with the distribution.
AnnaBridge 145:64910690c574 14 *
AnnaBridge 145:64910690c574 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 145:64910690c574 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 145:64910690c574 17 * software without specific prior written permission.
AnnaBridge 145:64910690c574 18 *
AnnaBridge 145:64910690c574 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 145:64910690c574 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 145:64910690c574 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 145:64910690c574 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 145:64910690c574 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 145:64910690c574 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 145:64910690c574 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 145:64910690c574 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 145:64910690c574 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 145:64910690c574 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 145:64910690c574 29 */
AnnaBridge 145:64910690c574 30
AnnaBridge 145:64910690c574 31 #ifndef _FSL_SAI_H_
AnnaBridge 145:64910690c574 32 #define _FSL_SAI_H_
AnnaBridge 145:64910690c574 33
AnnaBridge 145:64910690c574 34 #include "fsl_common.h"
AnnaBridge 145:64910690c574 35
AnnaBridge 145:64910690c574 36 /*!
AnnaBridge 145:64910690c574 37 * @addtogroup sai
AnnaBridge 145:64910690c574 38 * @{
AnnaBridge 145:64910690c574 39 */
AnnaBridge 145:64910690c574 40
AnnaBridge 145:64910690c574 41
AnnaBridge 145:64910690c574 42 /*******************************************************************************
AnnaBridge 145:64910690c574 43 * Definitions
AnnaBridge 145:64910690c574 44 ******************************************************************************/
AnnaBridge 145:64910690c574 45
AnnaBridge 145:64910690c574 46 /*! @name Driver version */
AnnaBridge 145:64910690c574 47 /*@{*/
AnnaBridge 145:64910690c574 48 #define FSL_SAI_DRIVER_VERSION (MAKE_VERSION(2, 1, 1)) /*!< Version 2.1.1 */
AnnaBridge 145:64910690c574 49 /*@}*/
AnnaBridge 145:64910690c574 50
AnnaBridge 145:64910690c574 51 /*! @brief SAI return status*/
AnnaBridge 145:64910690c574 52 enum _sai_status_t
AnnaBridge 145:64910690c574 53 {
AnnaBridge 145:64910690c574 54 kStatus_SAI_TxBusy = MAKE_STATUS(kStatusGroup_SAI, 0), /*!< SAI Tx is busy. */
AnnaBridge 145:64910690c574 55 kStatus_SAI_RxBusy = MAKE_STATUS(kStatusGroup_SAI, 1), /*!< SAI Rx is busy. */
AnnaBridge 145:64910690c574 56 kStatus_SAI_TxError = MAKE_STATUS(kStatusGroup_SAI, 2), /*!< SAI Tx FIFO error. */
AnnaBridge 145:64910690c574 57 kStatus_SAI_RxError = MAKE_STATUS(kStatusGroup_SAI, 3), /*!< SAI Rx FIFO error. */
AnnaBridge 145:64910690c574 58 kStatus_SAI_QueueFull = MAKE_STATUS(kStatusGroup_SAI, 4), /*!< SAI transfer queue is full. */
AnnaBridge 145:64910690c574 59 kStatus_SAI_TxIdle = MAKE_STATUS(kStatusGroup_SAI, 5), /*!< SAI Tx is idle */
AnnaBridge 145:64910690c574 60 kStatus_SAI_RxIdle = MAKE_STATUS(kStatusGroup_SAI, 6) /*!< SAI Rx is idle */
AnnaBridge 145:64910690c574 61 };
AnnaBridge 145:64910690c574 62
AnnaBridge 145:64910690c574 63 /*! @brief Define the SAI bus type */
AnnaBridge 145:64910690c574 64 typedef enum _sai_protocol
AnnaBridge 145:64910690c574 65 {
AnnaBridge 145:64910690c574 66 kSAI_BusLeftJustified = 0x0U, /*!< Uses left justified format.*/
AnnaBridge 145:64910690c574 67 kSAI_BusRightJustified, /*!< Uses right justified format. */
AnnaBridge 145:64910690c574 68 kSAI_BusI2S, /*!< Uses I2S format. */
AnnaBridge 145:64910690c574 69 kSAI_BusPCMA, /*!< Uses I2S PCM A format.*/
AnnaBridge 145:64910690c574 70 kSAI_BusPCMB /*!< Uses I2S PCM B format. */
AnnaBridge 145:64910690c574 71 } sai_protocol_t;
AnnaBridge 145:64910690c574 72
AnnaBridge 145:64910690c574 73 /*! @brief Master or slave mode */
AnnaBridge 145:64910690c574 74 typedef enum _sai_master_slave
AnnaBridge 145:64910690c574 75 {
AnnaBridge 145:64910690c574 76 kSAI_Master = 0x0U, /*!< Master mode */
AnnaBridge 145:64910690c574 77 kSAI_Slave = 0x1U /*!< Slave mode */
AnnaBridge 145:64910690c574 78 } sai_master_slave_t;
AnnaBridge 145:64910690c574 79
AnnaBridge 145:64910690c574 80 /*! @brief Mono or stereo audio format */
AnnaBridge 145:64910690c574 81 typedef enum _sai_mono_stereo
AnnaBridge 145:64910690c574 82 {
AnnaBridge 145:64910690c574 83 kSAI_Stereo = 0x0U, /*!< Stereo sound. */
AnnaBridge 145:64910690c574 84 kSAI_MonoLeft, /*!< Only left channel have sound. */
AnnaBridge 145:64910690c574 85 kSAI_MonoRight /*!< Only Right channel have sound. */
AnnaBridge 145:64910690c574 86 } sai_mono_stereo_t;
AnnaBridge 145:64910690c574 87
AnnaBridge 145:64910690c574 88 /*! @brief Synchronous or asynchronous mode */
AnnaBridge 145:64910690c574 89 typedef enum _sai_sync_mode
AnnaBridge 145:64910690c574 90 {
AnnaBridge 145:64910690c574 91 kSAI_ModeAsync = 0x0U, /*!< Asynchronous mode */
AnnaBridge 145:64910690c574 92 kSAI_ModeSync, /*!< Synchronous mode (with receiver or transmit) */
AnnaBridge 145:64910690c574 93 kSAI_ModeSyncWithOtherTx, /*!< Synchronous with another SAI transmit */
AnnaBridge 145:64910690c574 94 kSAI_ModeSyncWithOtherRx /*!< Synchronous with another SAI receiver */
AnnaBridge 145:64910690c574 95 } sai_sync_mode_t;
AnnaBridge 145:64910690c574 96
AnnaBridge 145:64910690c574 97 /*! @brief Mater clock source */
AnnaBridge 145:64910690c574 98 typedef enum _sai_mclk_source
AnnaBridge 145:64910690c574 99 {
AnnaBridge 145:64910690c574 100 kSAI_MclkSourceSysclk = 0x0U, /*!< Master clock from the system clock */
AnnaBridge 145:64910690c574 101 kSAI_MclkSourceSelect1, /*!< Master clock from source 1 */
AnnaBridge 145:64910690c574 102 kSAI_MclkSourceSelect2, /*!< Master clock from source 2 */
AnnaBridge 145:64910690c574 103 kSAI_MclkSourceSelect3 /*!< Master clock from source 3 */
AnnaBridge 145:64910690c574 104 } sai_mclk_source_t;
AnnaBridge 145:64910690c574 105
AnnaBridge 145:64910690c574 106 /*! @brief Bit clock source */
AnnaBridge 145:64910690c574 107 typedef enum _sai_bclk_source
AnnaBridge 145:64910690c574 108 {
AnnaBridge 145:64910690c574 109 kSAI_BclkSourceBusclk = 0x0U, /*!< Bit clock using bus clock */
AnnaBridge 145:64910690c574 110 kSAI_BclkSourceMclkDiv, /*!< Bit clock using master clock divider */
AnnaBridge 145:64910690c574 111 kSAI_BclkSourceOtherSai0, /*!< Bit clock from other SAI device */
AnnaBridge 145:64910690c574 112 kSAI_BclkSourceOtherSai1 /*!< Bit clock from other SAI device */
AnnaBridge 145:64910690c574 113 } sai_bclk_source_t;
AnnaBridge 145:64910690c574 114
AnnaBridge 145:64910690c574 115 /*! @brief The SAI interrupt enable flag */
AnnaBridge 145:64910690c574 116 enum _sai_interrupt_enable_t
AnnaBridge 145:64910690c574 117 {
AnnaBridge 145:64910690c574 118 kSAI_WordStartInterruptEnable =
AnnaBridge 145:64910690c574 119 I2S_TCSR_WSIE_MASK, /*!< Word start flag, means the first word in a frame detected */
AnnaBridge 145:64910690c574 120 kSAI_SyncErrorInterruptEnable = I2S_TCSR_SEIE_MASK, /*!< Sync error flag, means the sync error is detected */
AnnaBridge 145:64910690c574 121 kSAI_FIFOWarningInterruptEnable = I2S_TCSR_FWIE_MASK, /*!< FIFO warning flag, means the FIFO is empty */
AnnaBridge 145:64910690c574 122 kSAI_FIFOErrorInterruptEnable = I2S_TCSR_FEIE_MASK, /*!< FIFO error flag */
AnnaBridge 145:64910690c574 123 #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1)
AnnaBridge 145:64910690c574 124 kSAI_FIFORequestInterruptEnable = I2S_TCSR_FRIE_MASK, /*!< FIFO request, means reached watermark */
AnnaBridge 145:64910690c574 125 #endif /* FSL_FEATURE_SAI_FIFO_COUNT */
AnnaBridge 145:64910690c574 126 };
AnnaBridge 145:64910690c574 127
AnnaBridge 145:64910690c574 128 /*! @brief The DMA request sources */
AnnaBridge 145:64910690c574 129 enum _sai_dma_enable_t
AnnaBridge 145:64910690c574 130 {
AnnaBridge 145:64910690c574 131 kSAI_FIFOWarningDMAEnable = I2S_TCSR_FWDE_MASK, /*!< FIFO warning caused by the DMA request */
AnnaBridge 145:64910690c574 132 #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1)
AnnaBridge 145:64910690c574 133 kSAI_FIFORequestDMAEnable = I2S_TCSR_FRDE_MASK, /*!< FIFO request caused by the DMA request */
AnnaBridge 145:64910690c574 134 #endif /* FSL_FEATURE_SAI_FIFO_COUNT */
AnnaBridge 145:64910690c574 135 };
AnnaBridge 145:64910690c574 136
AnnaBridge 145:64910690c574 137 /*! @brief The SAI status flag */
AnnaBridge 145:64910690c574 138 enum _sai_flags
AnnaBridge 145:64910690c574 139 {
AnnaBridge 145:64910690c574 140 kSAI_WordStartFlag = I2S_TCSR_WSF_MASK, /*!< Word start flag, means the first word in a frame detected */
AnnaBridge 145:64910690c574 141 kSAI_SyncErrorFlag = I2S_TCSR_SEF_MASK, /*!< Sync error flag, means the sync error is detected */
AnnaBridge 145:64910690c574 142 kSAI_FIFOErrorFlag = I2S_TCSR_FEF_MASK, /*!< FIFO error flag */
AnnaBridge 145:64910690c574 143 #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1)
AnnaBridge 145:64910690c574 144 kSAI_FIFORequestFlag = I2S_TCSR_FRF_MASK, /*!< FIFO request flag. */
AnnaBridge 145:64910690c574 145 #endif /* FSL_FEATURE_SAI_FIFO_COUNT */
AnnaBridge 145:64910690c574 146 kSAI_FIFOWarningFlag = I2S_TCSR_FWF_MASK, /*!< FIFO warning flag */
AnnaBridge 145:64910690c574 147 };
AnnaBridge 145:64910690c574 148
AnnaBridge 145:64910690c574 149 /*! @brief The reset type */
AnnaBridge 145:64910690c574 150 typedef enum _sai_reset_type
AnnaBridge 145:64910690c574 151 {
AnnaBridge 145:64910690c574 152 kSAI_ResetTypeSoftware = I2S_TCSR_SR_MASK, /*!< Software reset, reset the logic state */
AnnaBridge 145:64910690c574 153 kSAI_ResetTypeFIFO = I2S_TCSR_FR_MASK, /*!< FIFO reset, reset the FIFO read and write pointer */
AnnaBridge 145:64910690c574 154 kSAI_ResetAll = I2S_TCSR_SR_MASK | I2S_TCSR_FR_MASK /*!< All reset. */
AnnaBridge 145:64910690c574 155 } sai_reset_type_t;
AnnaBridge 145:64910690c574 156
AnnaBridge 145:64910690c574 157 #if defined(FSL_FEATURE_SAI_HAS_FIFO_PACKING) && FSL_FEATURE_SAI_HAS_FIFO_PACKING
AnnaBridge 145:64910690c574 158 /*!
AnnaBridge 145:64910690c574 159 * @brief The SAI packing mode
AnnaBridge 145:64910690c574 160 * The mode includes 8 bit and 16 bit packing.
AnnaBridge 145:64910690c574 161 */
AnnaBridge 145:64910690c574 162 typedef enum _sai_fifo_packing
AnnaBridge 145:64910690c574 163 {
AnnaBridge 145:64910690c574 164 kSAI_FifoPackingDisabled = 0x0U, /*!< Packing disabled */
AnnaBridge 145:64910690c574 165 kSAI_FifoPacking8bit = 0x2U, /*!< 8 bit packing enabled */
AnnaBridge 145:64910690c574 166 kSAI_FifoPacking16bit = 0x3U /*!< 16bit packing enabled */
AnnaBridge 145:64910690c574 167 } sai_fifo_packing_t;
AnnaBridge 145:64910690c574 168 #endif /* FSL_FEATURE_SAI_HAS_FIFO_PACKING */
AnnaBridge 145:64910690c574 169
AnnaBridge 145:64910690c574 170 /*! @brief SAI user configuration structure */
AnnaBridge 145:64910690c574 171 typedef struct _sai_config
AnnaBridge 145:64910690c574 172 {
AnnaBridge 145:64910690c574 173 sai_protocol_t protocol; /*!< Audio bus protocol in SAI */
AnnaBridge 145:64910690c574 174 sai_sync_mode_t syncMode; /*!< SAI sync mode, control Tx/Rx clock sync */
AnnaBridge 145:64910690c574 175 #if defined(FSL_FEATURE_SAI_HAS_MCR) && (FSL_FEATURE_SAI_HAS_MCR)
AnnaBridge 145:64910690c574 176 bool mclkOutputEnable; /*!< Master clock output enable, true means master clock divider enabled */
AnnaBridge 145:64910690c574 177 #endif /* FSL_FEATURE_SAI_HAS_MCR */
AnnaBridge 145:64910690c574 178 sai_mclk_source_t mclkSource; /*!< Master Clock source */
AnnaBridge 145:64910690c574 179 sai_bclk_source_t bclkSource; /*!< Bit Clock source */
AnnaBridge 145:64910690c574 180 sai_master_slave_t masterSlave; /*!< Master or slave */
AnnaBridge 145:64910690c574 181 } sai_config_t;
AnnaBridge 145:64910690c574 182
AnnaBridge 145:64910690c574 183 /*!@brief SAI transfer queue size, user can refine it according to use case. */
AnnaBridge 145:64910690c574 184 #define SAI_XFER_QUEUE_SIZE (4)
AnnaBridge 145:64910690c574 185
AnnaBridge 145:64910690c574 186 /*! @brief Audio sample rate */
AnnaBridge 145:64910690c574 187 typedef enum _sai_sample_rate
AnnaBridge 145:64910690c574 188 {
AnnaBridge 145:64910690c574 189 kSAI_SampleRate8KHz = 8000U, /*!< Sample rate 8000 Hz */
AnnaBridge 145:64910690c574 190 kSAI_SampleRate11025Hz = 11025U, /*!< Sample rate 11025 Hz */
AnnaBridge 145:64910690c574 191 kSAI_SampleRate12KHz = 12000U, /*!< Sample rate 12000 Hz */
AnnaBridge 145:64910690c574 192 kSAI_SampleRate16KHz = 16000U, /*!< Sample rate 16000 Hz */
AnnaBridge 145:64910690c574 193 kSAI_SampleRate22050Hz = 22050U, /*!< Sample rate 22050 Hz */
AnnaBridge 145:64910690c574 194 kSAI_SampleRate24KHz = 24000U, /*!< Sample rate 24000 Hz */
AnnaBridge 145:64910690c574 195 kSAI_SampleRate32KHz = 32000U, /*!< Sample rate 32000 Hz */
AnnaBridge 145:64910690c574 196 kSAI_SampleRate44100Hz = 44100U, /*!< Sample rate 44100 Hz */
AnnaBridge 145:64910690c574 197 kSAI_SampleRate48KHz = 48000U, /*!< Sample rate 48000 Hz */
AnnaBridge 145:64910690c574 198 kSAI_SampleRate96KHz = 96000U /*!< Sample rate 96000 Hz */
AnnaBridge 145:64910690c574 199 } sai_sample_rate_t;
AnnaBridge 145:64910690c574 200
AnnaBridge 145:64910690c574 201 /*! @brief Audio word width */
AnnaBridge 145:64910690c574 202 typedef enum _sai_word_width
AnnaBridge 145:64910690c574 203 {
AnnaBridge 145:64910690c574 204 kSAI_WordWidth8bits = 8U, /*!< Audio data width 8 bits */
AnnaBridge 145:64910690c574 205 kSAI_WordWidth16bits = 16U, /*!< Audio data width 16 bits */
AnnaBridge 145:64910690c574 206 kSAI_WordWidth24bits = 24U, /*!< Audio data width 24 bits */
AnnaBridge 145:64910690c574 207 kSAI_WordWidth32bits = 32U /*!< Audio data width 32 bits */
AnnaBridge 145:64910690c574 208 } sai_word_width_t;
AnnaBridge 145:64910690c574 209
AnnaBridge 145:64910690c574 210 /*! @brief sai transfer format */
AnnaBridge 145:64910690c574 211 typedef struct _sai_transfer_format
AnnaBridge 145:64910690c574 212 {
AnnaBridge 145:64910690c574 213 uint32_t sampleRate_Hz; /*!< Sample rate of audio data */
AnnaBridge 145:64910690c574 214 uint32_t bitWidth; /*!< Data length of audio data, usually 8/16/24/32 bits */
AnnaBridge 145:64910690c574 215 sai_mono_stereo_t stereo; /*!< Mono or stereo */
AnnaBridge 145:64910690c574 216 uint32_t masterClockHz; /*!< Master clock frequency in Hz */
AnnaBridge 145:64910690c574 217 #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1)
AnnaBridge 145:64910690c574 218 uint8_t watermark; /*!< Watermark value */
AnnaBridge 145:64910690c574 219 #endif /* FSL_FEATURE_SAI_FIFO_COUNT */
AnnaBridge 145:64910690c574 220 uint8_t channel; /*!< Data channel used in transfer.*/
AnnaBridge 145:64910690c574 221 sai_protocol_t protocol; /*!< Which audio protocol used */
AnnaBridge 145:64910690c574 222 } sai_transfer_format_t;
AnnaBridge 145:64910690c574 223
AnnaBridge 145:64910690c574 224 /*! @brief SAI transfer structure */
AnnaBridge 145:64910690c574 225 typedef struct _sai_transfer
AnnaBridge 145:64910690c574 226 {
AnnaBridge 145:64910690c574 227 uint8_t *data; /*!< Data start address to transfer. */
AnnaBridge 145:64910690c574 228 size_t dataSize; /*!< Transfer size. */
AnnaBridge 145:64910690c574 229 } sai_transfer_t;
AnnaBridge 145:64910690c574 230
AnnaBridge 145:64910690c574 231 typedef struct _sai_handle sai_handle_t;
AnnaBridge 145:64910690c574 232
AnnaBridge 145:64910690c574 233 /*! @brief SAI transfer callback prototype */
AnnaBridge 145:64910690c574 234 typedef void (*sai_transfer_callback_t)(I2S_Type *base, sai_handle_t *handle, status_t status, void *userData);
AnnaBridge 145:64910690c574 235
AnnaBridge 145:64910690c574 236 /*! @brief SAI handle structure */
AnnaBridge 145:64910690c574 237 struct _sai_handle
AnnaBridge 145:64910690c574 238 {
AnnaBridge 145:64910690c574 239 uint32_t state; /*!< Transfer status */
AnnaBridge 145:64910690c574 240 sai_transfer_callback_t callback; /*!< Callback function called at transfer event*/
AnnaBridge 145:64910690c574 241 void *userData; /*!< Callback parameter passed to callback function*/
AnnaBridge 145:64910690c574 242 uint8_t bitWidth; /*!< Bit width for transfer, 8/16/24/32 bits */
AnnaBridge 145:64910690c574 243 uint8_t channel; /*!< Transfer channel */
AnnaBridge 145:64910690c574 244 sai_transfer_t saiQueue[SAI_XFER_QUEUE_SIZE]; /*!< Transfer queue storing queued transfer */
AnnaBridge 145:64910690c574 245 size_t transferSize[SAI_XFER_QUEUE_SIZE]; /*!< Data bytes need to transfer */
AnnaBridge 145:64910690c574 246 volatile uint8_t queueUser; /*!< Index for user to queue transfer */
AnnaBridge 145:64910690c574 247 volatile uint8_t queueDriver; /*!< Index for driver to get the transfer data and size */
AnnaBridge 145:64910690c574 248 #if defined(FSL_FEATURE_SAI_FIFO_COUNT) && (FSL_FEATURE_SAI_FIFO_COUNT > 1)
AnnaBridge 145:64910690c574 249 uint8_t watermark; /*!< Watermark value */
AnnaBridge 145:64910690c574 250 #endif
AnnaBridge 145:64910690c574 251 };
AnnaBridge 145:64910690c574 252
AnnaBridge 145:64910690c574 253 /*******************************************************************************
AnnaBridge 145:64910690c574 254 * API
AnnaBridge 145:64910690c574 255 ******************************************************************************/
AnnaBridge 145:64910690c574 256
AnnaBridge 145:64910690c574 257 #if defined(__cplusplus)
AnnaBridge 145:64910690c574 258 extern "C" {
AnnaBridge 145:64910690c574 259 #endif /*_cplusplus*/
AnnaBridge 145:64910690c574 260
AnnaBridge 145:64910690c574 261 /*!
AnnaBridge 145:64910690c574 262 * @name Initialization and deinitialization
AnnaBridge 145:64910690c574 263 * @{
AnnaBridge 145:64910690c574 264 */
AnnaBridge 145:64910690c574 265
AnnaBridge 145:64910690c574 266 /*!
AnnaBridge 145:64910690c574 267 * @brief Initializes the SAI Tx peripheral.
AnnaBridge 145:64910690c574 268 *
AnnaBridge 145:64910690c574 269 * Ungates the SAI clock, resets the module, and configures SAI Tx with a configuration structure.
AnnaBridge 145:64910690c574 270 * The configuration structure can be custom filled or set with default values by
AnnaBridge 145:64910690c574 271 * SAI_TxGetDefaultConfig().
AnnaBridge 145:64910690c574 272 *
AnnaBridge 145:64910690c574 273 * @note This API should be called at the beginning of the application to use
AnnaBridge 145:64910690c574 274 * the SAI driver. Otherwise, accessing the SAIM module can cause a hard fault
AnnaBridge 145:64910690c574 275 * because the clock is not enabled.
AnnaBridge 145:64910690c574 276 *
AnnaBridge 145:64910690c574 277 * @param base SAI base pointer
AnnaBridge 145:64910690c574 278 * @param config SAI configuration structure.
AnnaBridge 145:64910690c574 279 */
AnnaBridge 145:64910690c574 280 void SAI_TxInit(I2S_Type *base, const sai_config_t *config);
AnnaBridge 145:64910690c574 281
AnnaBridge 145:64910690c574 282 /*!
AnnaBridge 145:64910690c574 283 * @brief Initializes the the SAI Rx peripheral.
AnnaBridge 145:64910690c574 284 *
AnnaBridge 145:64910690c574 285 * Ungates the SAI clock, resets the module, and configures the SAI Rx with a configuration structure.
AnnaBridge 145:64910690c574 286 * The configuration structure can be custom filled or set with default values by
AnnaBridge 145:64910690c574 287 * SAI_RxGetDefaultConfig().
AnnaBridge 145:64910690c574 288 *
AnnaBridge 145:64910690c574 289 * @note This API should be called at the beginning of the application to use
AnnaBridge 145:64910690c574 290 * the SAI driver. Otherwise, accessing the SAI module can cause a hard fault
AnnaBridge 145:64910690c574 291 * because the clock is not enabled.
AnnaBridge 145:64910690c574 292 *
AnnaBridge 145:64910690c574 293 * @param base SAI base pointer
AnnaBridge 145:64910690c574 294 * @param config SAI configuration structure.
AnnaBridge 145:64910690c574 295 */
AnnaBridge 145:64910690c574 296 void SAI_RxInit(I2S_Type *base, const sai_config_t *config);
AnnaBridge 145:64910690c574 297
AnnaBridge 145:64910690c574 298 /*!
AnnaBridge 145:64910690c574 299 * @brief Sets the SAI Tx configuration structure to default values.
AnnaBridge 145:64910690c574 300 *
AnnaBridge 145:64910690c574 301 * This API initializes the configuration structure for use in SAI_TxConfig().
AnnaBridge 145:64910690c574 302 * The initialized structure can remain unchanged in SAI_TxConfig(), or it can be modified
AnnaBridge 145:64910690c574 303 * before calling SAI_TxConfig().
AnnaBridge 145:64910690c574 304 * This is an example.
AnnaBridge 145:64910690c574 305 @code
AnnaBridge 145:64910690c574 306 sai_config_t config;
AnnaBridge 145:64910690c574 307 SAI_TxGetDefaultConfig(&config);
AnnaBridge 145:64910690c574 308 @endcode
AnnaBridge 145:64910690c574 309 *
AnnaBridge 145:64910690c574 310 * @param config pointer to master configuration structure
AnnaBridge 145:64910690c574 311 */
AnnaBridge 145:64910690c574 312 void SAI_TxGetDefaultConfig(sai_config_t *config);
AnnaBridge 145:64910690c574 313
AnnaBridge 145:64910690c574 314 /*!
AnnaBridge 145:64910690c574 315 * @brief Sets the SAI Rx configuration structure to default values.
AnnaBridge 145:64910690c574 316 *
AnnaBridge 145:64910690c574 317 * This API initializes the configuration structure for use in SAI_RxConfig().
AnnaBridge 145:64910690c574 318 * The initialized structure can remain unchanged in SAI_RxConfig() or it can be modified
AnnaBridge 145:64910690c574 319 * before calling SAI_RxConfig().
AnnaBridge 145:64910690c574 320 * This is an example.
AnnaBridge 145:64910690c574 321 @code
AnnaBridge 145:64910690c574 322 sai_config_t config;
AnnaBridge 145:64910690c574 323 SAI_RxGetDefaultConfig(&config);
AnnaBridge 145:64910690c574 324 @endcode
AnnaBridge 145:64910690c574 325 *
AnnaBridge 145:64910690c574 326 * @param config pointer to master configuration structure
AnnaBridge 145:64910690c574 327 */
AnnaBridge 145:64910690c574 328 void SAI_RxGetDefaultConfig(sai_config_t *config);
AnnaBridge 145:64910690c574 329
AnnaBridge 145:64910690c574 330 /*!
AnnaBridge 145:64910690c574 331 * @brief De-initializes the SAI peripheral.
AnnaBridge 145:64910690c574 332 *
AnnaBridge 145:64910690c574 333 * This API gates the SAI clock. The SAI module can't operate unless SAI_TxInit
AnnaBridge 145:64910690c574 334 * or SAI_RxInit is called to enable the clock.
AnnaBridge 145:64910690c574 335 *
AnnaBridge 145:64910690c574 336 * @param base SAI base pointer
AnnaBridge 145:64910690c574 337 */
AnnaBridge 145:64910690c574 338 void SAI_Deinit(I2S_Type *base);
AnnaBridge 145:64910690c574 339
AnnaBridge 145:64910690c574 340 /*!
AnnaBridge 145:64910690c574 341 * @brief Resets the SAI Tx.
AnnaBridge 145:64910690c574 342 *
AnnaBridge 145:64910690c574 343 * This function enables the software reset and FIFO reset of SAI Tx. After reset, clear the reset bit.
AnnaBridge 145:64910690c574 344 *
AnnaBridge 145:64910690c574 345 * @param base SAI base pointer
AnnaBridge 145:64910690c574 346 */
AnnaBridge 145:64910690c574 347 void SAI_TxReset(I2S_Type *base);
AnnaBridge 145:64910690c574 348
AnnaBridge 145:64910690c574 349 /*!
AnnaBridge 145:64910690c574 350 * @brief Resets the SAI Rx.
AnnaBridge 145:64910690c574 351 *
AnnaBridge 145:64910690c574 352 * This function enables the software reset and FIFO reset of SAI Rx. After reset, clear the reset bit.
AnnaBridge 145:64910690c574 353 *
AnnaBridge 145:64910690c574 354 * @param base SAI base pointer
AnnaBridge 145:64910690c574 355 */
AnnaBridge 145:64910690c574 356 void SAI_RxReset(I2S_Type *base);
AnnaBridge 145:64910690c574 357
AnnaBridge 145:64910690c574 358 /*!
AnnaBridge 145:64910690c574 359 * @brief Enables/disables the SAI Tx.
AnnaBridge 145:64910690c574 360 *
AnnaBridge 145:64910690c574 361 * @param base SAI base pointer
AnnaBridge 145:64910690c574 362 * @param enable True means enable SAI Tx, false means disable.
AnnaBridge 145:64910690c574 363 */
AnnaBridge 145:64910690c574 364 void SAI_TxEnable(I2S_Type *base, bool enable);
AnnaBridge 145:64910690c574 365
AnnaBridge 145:64910690c574 366 /*!
AnnaBridge 145:64910690c574 367 * @brief Enables/disables the SAI Rx.
AnnaBridge 145:64910690c574 368 *
AnnaBridge 145:64910690c574 369 * @param base SAI base pointer
AnnaBridge 145:64910690c574 370 * @param enable True means enable SAI Rx, false means disable.
AnnaBridge 145:64910690c574 371 */
AnnaBridge 145:64910690c574 372 void SAI_RxEnable(I2S_Type *base, bool enable);
AnnaBridge 145:64910690c574 373
AnnaBridge 145:64910690c574 374 /*! @} */
AnnaBridge 145:64910690c574 375
AnnaBridge 145:64910690c574 376 /*!
AnnaBridge 145:64910690c574 377 * @name Status
AnnaBridge 145:64910690c574 378 * @{
AnnaBridge 145:64910690c574 379 */
AnnaBridge 145:64910690c574 380
AnnaBridge 145:64910690c574 381 /*!
AnnaBridge 145:64910690c574 382 * @brief Gets the SAI Tx status flag state.
AnnaBridge 145:64910690c574 383 *
AnnaBridge 145:64910690c574 384 * @param base SAI base pointer
AnnaBridge 145:64910690c574 385 * @return SAI Tx status flag value. Use the Status Mask to get the status value needed.
AnnaBridge 145:64910690c574 386 */
AnnaBridge 145:64910690c574 387 static inline uint32_t SAI_TxGetStatusFlag(I2S_Type *base)
AnnaBridge 145:64910690c574 388 {
AnnaBridge 145:64910690c574 389 return base->TCSR;
AnnaBridge 145:64910690c574 390 }
AnnaBridge 145:64910690c574 391
AnnaBridge 145:64910690c574 392 /*!
AnnaBridge 145:64910690c574 393 * @brief Clears the SAI Tx status flag state.
AnnaBridge 145:64910690c574 394 *
AnnaBridge 145:64910690c574 395 * @param base SAI base pointer
AnnaBridge 145:64910690c574 396 * @param mask State mask. It can be a combination of the following source if defined:
AnnaBridge 145:64910690c574 397 * @arg kSAI_WordStartFlag
AnnaBridge 145:64910690c574 398 * @arg kSAI_SyncErrorFlag
AnnaBridge 145:64910690c574 399 * @arg kSAI_FIFOErrorFlag
AnnaBridge 145:64910690c574 400 */
AnnaBridge 145:64910690c574 401 static inline void SAI_TxClearStatusFlags(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 402 {
AnnaBridge 145:64910690c574 403 base->TCSR = ((base->TCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 404 }
AnnaBridge 145:64910690c574 405
AnnaBridge 145:64910690c574 406 /*!
AnnaBridge 145:64910690c574 407 * @brief Gets the SAI Tx status flag state.
AnnaBridge 145:64910690c574 408 *
AnnaBridge 145:64910690c574 409 * @param base SAI base pointer
AnnaBridge 145:64910690c574 410 * @return SAI Rx status flag value. Use the Status Mask to get the status value needed.
AnnaBridge 145:64910690c574 411 */
AnnaBridge 145:64910690c574 412 static inline uint32_t SAI_RxGetStatusFlag(I2S_Type *base)
AnnaBridge 145:64910690c574 413 {
AnnaBridge 145:64910690c574 414 return base->RCSR;
AnnaBridge 145:64910690c574 415 }
AnnaBridge 145:64910690c574 416
AnnaBridge 145:64910690c574 417 /*!
AnnaBridge 145:64910690c574 418 * @brief Clears the SAI Rx status flag state.
AnnaBridge 145:64910690c574 419 *
AnnaBridge 145:64910690c574 420 * @param base SAI base pointer
AnnaBridge 145:64910690c574 421 * @param mask State mask. It can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 422 * @arg kSAI_WordStartFlag
AnnaBridge 145:64910690c574 423 * @arg kSAI_SyncErrorFlag
AnnaBridge 145:64910690c574 424 * @arg kSAI_FIFOErrorFlag
AnnaBridge 145:64910690c574 425 */
AnnaBridge 145:64910690c574 426 static inline void SAI_RxClearStatusFlags(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 427 {
AnnaBridge 145:64910690c574 428 base->RCSR = ((base->RCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 429 }
AnnaBridge 145:64910690c574 430
AnnaBridge 145:64910690c574 431 /*! @} */
AnnaBridge 145:64910690c574 432
AnnaBridge 145:64910690c574 433 /*!
AnnaBridge 145:64910690c574 434 * @name Interrupts
AnnaBridge 145:64910690c574 435 * @{
AnnaBridge 145:64910690c574 436 */
AnnaBridge 145:64910690c574 437
AnnaBridge 145:64910690c574 438 /*!
AnnaBridge 145:64910690c574 439 * @brief Enables the SAI Tx interrupt requests.
AnnaBridge 145:64910690c574 440 *
AnnaBridge 145:64910690c574 441 * @param base SAI base pointer
AnnaBridge 145:64910690c574 442 * @param mask interrupt source
AnnaBridge 145:64910690c574 443 * The parameter can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 444 * @arg kSAI_WordStartInterruptEnable
AnnaBridge 145:64910690c574 445 * @arg kSAI_SyncErrorInterruptEnable
AnnaBridge 145:64910690c574 446 * @arg kSAI_FIFOWarningInterruptEnable
AnnaBridge 145:64910690c574 447 * @arg kSAI_FIFORequestInterruptEnable
AnnaBridge 145:64910690c574 448 * @arg kSAI_FIFOErrorInterruptEnable
AnnaBridge 145:64910690c574 449 */
AnnaBridge 145:64910690c574 450 static inline void SAI_TxEnableInterrupts(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 451 {
AnnaBridge 145:64910690c574 452 base->TCSR = ((base->TCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 453 }
AnnaBridge 145:64910690c574 454
AnnaBridge 145:64910690c574 455 /*!
AnnaBridge 145:64910690c574 456 * @brief Enables the SAI Rx interrupt requests.
AnnaBridge 145:64910690c574 457 *
AnnaBridge 145:64910690c574 458 * @param base SAI base pointer
AnnaBridge 145:64910690c574 459 * @param mask interrupt source
AnnaBridge 145:64910690c574 460 * The parameter can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 461 * @arg kSAI_WordStartInterruptEnable
AnnaBridge 145:64910690c574 462 * @arg kSAI_SyncErrorInterruptEnable
AnnaBridge 145:64910690c574 463 * @arg kSAI_FIFOWarningInterruptEnable
AnnaBridge 145:64910690c574 464 * @arg kSAI_FIFORequestInterruptEnable
AnnaBridge 145:64910690c574 465 * @arg kSAI_FIFOErrorInterruptEnable
AnnaBridge 145:64910690c574 466 */
AnnaBridge 145:64910690c574 467 static inline void SAI_RxEnableInterrupts(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 468 {
AnnaBridge 145:64910690c574 469 base->RCSR = ((base->RCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 470 }
AnnaBridge 145:64910690c574 471
AnnaBridge 145:64910690c574 472 /*!
AnnaBridge 145:64910690c574 473 * @brief Disables the SAI Tx interrupt requests.
AnnaBridge 145:64910690c574 474 *
AnnaBridge 145:64910690c574 475 * @param base SAI base pointer
AnnaBridge 145:64910690c574 476 * @param mask interrupt source
AnnaBridge 145:64910690c574 477 * The parameter can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 478 * @arg kSAI_WordStartInterruptEnable
AnnaBridge 145:64910690c574 479 * @arg kSAI_SyncErrorInterruptEnable
AnnaBridge 145:64910690c574 480 * @arg kSAI_FIFOWarningInterruptEnable
AnnaBridge 145:64910690c574 481 * @arg kSAI_FIFORequestInterruptEnable
AnnaBridge 145:64910690c574 482 * @arg kSAI_FIFOErrorInterruptEnable
AnnaBridge 145:64910690c574 483 */
AnnaBridge 145:64910690c574 484 static inline void SAI_TxDisableInterrupts(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 485 {
AnnaBridge 145:64910690c574 486 base->TCSR = ((base->TCSR & 0xFFE3FFFFU) & (~mask));
AnnaBridge 145:64910690c574 487 }
AnnaBridge 145:64910690c574 488
AnnaBridge 145:64910690c574 489 /*!
AnnaBridge 145:64910690c574 490 * @brief Disables the SAI Rx interrupt requests.
AnnaBridge 145:64910690c574 491 *
AnnaBridge 145:64910690c574 492 * @param base SAI base pointer
AnnaBridge 145:64910690c574 493 * @param mask interrupt source
AnnaBridge 145:64910690c574 494 * The parameter can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 495 * @arg kSAI_WordStartInterruptEnable
AnnaBridge 145:64910690c574 496 * @arg kSAI_SyncErrorInterruptEnable
AnnaBridge 145:64910690c574 497 * @arg kSAI_FIFOWarningInterruptEnable
AnnaBridge 145:64910690c574 498 * @arg kSAI_FIFORequestInterruptEnable
AnnaBridge 145:64910690c574 499 * @arg kSAI_FIFOErrorInterruptEnable
AnnaBridge 145:64910690c574 500 */
AnnaBridge 145:64910690c574 501 static inline void SAI_RxDisableInterrupts(I2S_Type *base, uint32_t mask)
AnnaBridge 145:64910690c574 502 {
AnnaBridge 145:64910690c574 503 base->RCSR = ((base->RCSR & 0xFFE3FFFFU) & (~mask));
AnnaBridge 145:64910690c574 504 }
AnnaBridge 145:64910690c574 505
AnnaBridge 145:64910690c574 506 /*! @} */
AnnaBridge 145:64910690c574 507
AnnaBridge 145:64910690c574 508 /*!
AnnaBridge 145:64910690c574 509 * @name DMA Control
AnnaBridge 145:64910690c574 510 * @{
AnnaBridge 145:64910690c574 511 */
AnnaBridge 145:64910690c574 512
AnnaBridge 145:64910690c574 513 /*!
AnnaBridge 145:64910690c574 514 * @brief Enables/disables the SAI Tx DMA requests.
AnnaBridge 145:64910690c574 515 * @param base SAI base pointer
AnnaBridge 145:64910690c574 516 * @param mask DMA source
AnnaBridge 145:64910690c574 517 * The parameter can be combination of the following sources if defined.
AnnaBridge 145:64910690c574 518 * @arg kSAI_FIFOWarningDMAEnable
AnnaBridge 145:64910690c574 519 * @arg kSAI_FIFORequestDMAEnable
AnnaBridge 145:64910690c574 520 * @param enable True means enable DMA, false means disable DMA.
AnnaBridge 145:64910690c574 521 */
AnnaBridge 145:64910690c574 522 static inline void SAI_TxEnableDMA(I2S_Type *base, uint32_t mask, bool enable)
AnnaBridge 145:64910690c574 523 {
AnnaBridge 145:64910690c574 524 if (enable)
AnnaBridge 145:64910690c574 525 {
AnnaBridge 145:64910690c574 526 base->TCSR = ((base->TCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 527 }
AnnaBridge 145:64910690c574 528 else
AnnaBridge 145:64910690c574 529 {
AnnaBridge 145:64910690c574 530 base->TCSR = ((base->TCSR & 0xFFE3FFFFU) & (~mask));
AnnaBridge 145:64910690c574 531 }
AnnaBridge 145:64910690c574 532 }
AnnaBridge 145:64910690c574 533
AnnaBridge 145:64910690c574 534 /*!
AnnaBridge 145:64910690c574 535 * @brief Enables/disables the SAI Rx DMA requests.
AnnaBridge 145:64910690c574 536 * @param base SAI base pointer
AnnaBridge 145:64910690c574 537 * @param mask DMA source
AnnaBridge 145:64910690c574 538 * The parameter can be a combination of the following sources if defined.
AnnaBridge 145:64910690c574 539 * @arg kSAI_FIFOWarningDMAEnable
AnnaBridge 145:64910690c574 540 * @arg kSAI_FIFORequestDMAEnable
AnnaBridge 145:64910690c574 541 * @param enable True means enable DMA, false means disable DMA.
AnnaBridge 145:64910690c574 542 */
AnnaBridge 145:64910690c574 543 static inline void SAI_RxEnableDMA(I2S_Type *base, uint32_t mask, bool enable)
AnnaBridge 145:64910690c574 544 {
AnnaBridge 145:64910690c574 545 if (enable)
AnnaBridge 145:64910690c574 546 {
AnnaBridge 145:64910690c574 547 base->RCSR = ((base->RCSR & 0xFFE3FFFFU) | mask);
AnnaBridge 145:64910690c574 548 }
AnnaBridge 145:64910690c574 549 else
AnnaBridge 145:64910690c574 550 {
AnnaBridge 145:64910690c574 551 base->RCSR = ((base->RCSR & 0xFFE3FFFFU) & (~mask));
AnnaBridge 145:64910690c574 552 }
AnnaBridge 145:64910690c574 553 }
AnnaBridge 145:64910690c574 554
AnnaBridge 145:64910690c574 555 /*!
AnnaBridge 145:64910690c574 556 * @brief Gets the SAI Tx data register address.
AnnaBridge 145:64910690c574 557 *
AnnaBridge 145:64910690c574 558 * This API is used to provide a transfer address for the SAI DMA transfer configuration.
AnnaBridge 145:64910690c574 559 *
AnnaBridge 145:64910690c574 560 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 561 * @param channel Which data channel used.
AnnaBridge 145:64910690c574 562 * @return data register address.
AnnaBridge 145:64910690c574 563 */
AnnaBridge 145:64910690c574 564 static inline uint32_t SAI_TxGetDataRegisterAddress(I2S_Type *base, uint32_t channel)
AnnaBridge 145:64910690c574 565 {
AnnaBridge 145:64910690c574 566 return (uint32_t)(&(base->TDR)[channel]);
AnnaBridge 145:64910690c574 567 }
AnnaBridge 145:64910690c574 568
AnnaBridge 145:64910690c574 569 /*!
AnnaBridge 145:64910690c574 570 * @brief Gets the SAI Rx data register address.
AnnaBridge 145:64910690c574 571 *
AnnaBridge 145:64910690c574 572 * This API is used to provide a transfer address for the SAI DMA transfer configuration.
AnnaBridge 145:64910690c574 573 *
AnnaBridge 145:64910690c574 574 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 575 * @param channel Which data channel used.
AnnaBridge 145:64910690c574 576 * @return data register address.
AnnaBridge 145:64910690c574 577 */
AnnaBridge 145:64910690c574 578 static inline uint32_t SAI_RxGetDataRegisterAddress(I2S_Type *base, uint32_t channel)
AnnaBridge 145:64910690c574 579 {
AnnaBridge 145:64910690c574 580 return (uint32_t)(&(base->RDR)[channel]);
AnnaBridge 145:64910690c574 581 }
AnnaBridge 145:64910690c574 582
AnnaBridge 145:64910690c574 583 /*! @} */
AnnaBridge 145:64910690c574 584
AnnaBridge 145:64910690c574 585 /*!
AnnaBridge 145:64910690c574 586 * @name Bus Operations
AnnaBridge 145:64910690c574 587 * @{
AnnaBridge 145:64910690c574 588 */
AnnaBridge 145:64910690c574 589
AnnaBridge 145:64910690c574 590 /*!
AnnaBridge 145:64910690c574 591 * @brief Configures the SAI Tx audio format.
AnnaBridge 145:64910690c574 592 *
AnnaBridge 145:64910690c574 593 * The audio format can be changed at run-time. This function configures the sample rate and audio data
AnnaBridge 145:64910690c574 594 * format to be transferred.
AnnaBridge 145:64910690c574 595 *
AnnaBridge 145:64910690c574 596 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 597 * @param format Pointer to the SAI audio data format structure.
AnnaBridge 145:64910690c574 598 * @param mclkSourceClockHz SAI master clock source frequency in Hz.
AnnaBridge 145:64910690c574 599 * @param bclkSourceClockHz SAI bit clock source frequency in Hz. If the bit clock source is a master
AnnaBridge 145:64910690c574 600 * clock, this value should equal the masterClockHz.
AnnaBridge 145:64910690c574 601 */
AnnaBridge 145:64910690c574 602 void SAI_TxSetFormat(I2S_Type *base,
AnnaBridge 145:64910690c574 603 sai_transfer_format_t *format,
AnnaBridge 145:64910690c574 604 uint32_t mclkSourceClockHz,
AnnaBridge 145:64910690c574 605 uint32_t bclkSourceClockHz);
AnnaBridge 145:64910690c574 606
AnnaBridge 145:64910690c574 607 /*!
AnnaBridge 145:64910690c574 608 * @brief Configures the SAI Rx audio format.
AnnaBridge 145:64910690c574 609 *
AnnaBridge 145:64910690c574 610 * The audio format can be changed at run-time. This function configures the sample rate and audio data
AnnaBridge 145:64910690c574 611 * format to be transferred.
AnnaBridge 145:64910690c574 612 *
AnnaBridge 145:64910690c574 613 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 614 * @param format Pointer to the SAI audio data format structure.
AnnaBridge 145:64910690c574 615 * @param mclkSourceClockHz SAI master clock source frequency in Hz.
AnnaBridge 145:64910690c574 616 * @param bclkSourceClockHz SAI bit clock source frequency in Hz. If the bit clock source is a master
AnnaBridge 145:64910690c574 617 * clock, this value should equal the masterClockHz.
AnnaBridge 145:64910690c574 618 */
AnnaBridge 145:64910690c574 619 void SAI_RxSetFormat(I2S_Type *base,
AnnaBridge 145:64910690c574 620 sai_transfer_format_t *format,
AnnaBridge 145:64910690c574 621 uint32_t mclkSourceClockHz,
AnnaBridge 145:64910690c574 622 uint32_t bclkSourceClockHz);
AnnaBridge 145:64910690c574 623
AnnaBridge 145:64910690c574 624 /*!
AnnaBridge 145:64910690c574 625 * @brief Sends data using a blocking method.
AnnaBridge 145:64910690c574 626 *
AnnaBridge 145:64910690c574 627 * @note This function blocks by polling until data is ready to be sent.
AnnaBridge 145:64910690c574 628 *
AnnaBridge 145:64910690c574 629 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 630 * @param channel Data channel used.
AnnaBridge 145:64910690c574 631 * @param bitWidth How many bits in an audio word; usually 8/16/24/32 bits.
AnnaBridge 145:64910690c574 632 * @param buffer Pointer to the data to be written.
AnnaBridge 145:64910690c574 633 * @param size Bytes to be written.
AnnaBridge 145:64910690c574 634 */
AnnaBridge 145:64910690c574 635 void SAI_WriteBlocking(I2S_Type *base, uint32_t channel, uint32_t bitWidth, uint8_t *buffer, uint32_t size);
AnnaBridge 145:64910690c574 636
AnnaBridge 145:64910690c574 637 /*!
AnnaBridge 145:64910690c574 638 * @brief Writes data into SAI FIFO.
AnnaBridge 145:64910690c574 639 *
AnnaBridge 145:64910690c574 640 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 641 * @param channel Data channel used.
AnnaBridge 145:64910690c574 642 * @param data Data needs to be written.
AnnaBridge 145:64910690c574 643 */
AnnaBridge 145:64910690c574 644 static inline void SAI_WriteData(I2S_Type *base, uint32_t channel, uint32_t data)
AnnaBridge 145:64910690c574 645 {
AnnaBridge 145:64910690c574 646 base->TDR[channel] = data;
AnnaBridge 145:64910690c574 647 }
AnnaBridge 145:64910690c574 648
AnnaBridge 145:64910690c574 649 /*!
AnnaBridge 145:64910690c574 650 * @brief Receives data using a blocking method.
AnnaBridge 145:64910690c574 651 *
AnnaBridge 145:64910690c574 652 * @note This function blocks by polling until data is ready to be sent.
AnnaBridge 145:64910690c574 653 *
AnnaBridge 145:64910690c574 654 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 655 * @param channel Data channel used.
AnnaBridge 145:64910690c574 656 * @param bitWidth How many bits in an audio word; usually 8/16/24/32 bits.
AnnaBridge 145:64910690c574 657 * @param buffer Pointer to the data to be read.
AnnaBridge 145:64910690c574 658 * @param size Bytes to be read.
AnnaBridge 145:64910690c574 659 */
AnnaBridge 145:64910690c574 660 void SAI_ReadBlocking(I2S_Type *base, uint32_t channel, uint32_t bitWidth, uint8_t *buffer, uint32_t size);
AnnaBridge 145:64910690c574 661
AnnaBridge 145:64910690c574 662 /*!
AnnaBridge 145:64910690c574 663 * @brief Reads data from the SAI FIFO.
AnnaBridge 145:64910690c574 664 *
AnnaBridge 145:64910690c574 665 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 666 * @param channel Data channel used.
AnnaBridge 145:64910690c574 667 * @return Data in SAI FIFO.
AnnaBridge 145:64910690c574 668 */
AnnaBridge 145:64910690c574 669 static inline uint32_t SAI_ReadData(I2S_Type *base, uint32_t channel)
AnnaBridge 145:64910690c574 670 {
AnnaBridge 145:64910690c574 671 return base->RDR[channel];
AnnaBridge 145:64910690c574 672 }
AnnaBridge 145:64910690c574 673
AnnaBridge 145:64910690c574 674 /*! @} */
AnnaBridge 145:64910690c574 675
AnnaBridge 145:64910690c574 676 /*!
AnnaBridge 145:64910690c574 677 * @name Transactional
AnnaBridge 145:64910690c574 678 * @{
AnnaBridge 145:64910690c574 679 */
AnnaBridge 145:64910690c574 680
AnnaBridge 145:64910690c574 681 /*!
AnnaBridge 145:64910690c574 682 * @brief Initializes the SAI Tx handle.
AnnaBridge 145:64910690c574 683 *
AnnaBridge 145:64910690c574 684 * This function initializes the Tx handle for the SAI Tx transactional APIs. Call
AnnaBridge 145:64910690c574 685 * this function once to get the handle initialized.
AnnaBridge 145:64910690c574 686 *
AnnaBridge 145:64910690c574 687 * @param base SAI base pointer
AnnaBridge 145:64910690c574 688 * @param handle SAI handle pointer.
AnnaBridge 145:64910690c574 689 * @param callback Pointer to the user callback function.
AnnaBridge 145:64910690c574 690 * @param userData User parameter passed to the callback function
AnnaBridge 145:64910690c574 691 */
AnnaBridge 145:64910690c574 692 void SAI_TransferTxCreateHandle(I2S_Type *base, sai_handle_t *handle, sai_transfer_callback_t callback, void *userData);
AnnaBridge 145:64910690c574 693
AnnaBridge 145:64910690c574 694 /*!
AnnaBridge 145:64910690c574 695 * @brief Initializes the SAI Rx handle.
AnnaBridge 145:64910690c574 696 *
AnnaBridge 145:64910690c574 697 * This function initializes the Rx handle for the SAI Rx transactional APIs. Call
AnnaBridge 145:64910690c574 698 * this function once to get the handle initialized.
AnnaBridge 145:64910690c574 699 *
AnnaBridge 145:64910690c574 700 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 701 * @param handle SAI handle pointer.
AnnaBridge 145:64910690c574 702 * @param callback Pointer to the user callback function.
AnnaBridge 145:64910690c574 703 * @param userData User parameter passed to the callback function.
AnnaBridge 145:64910690c574 704 */
AnnaBridge 145:64910690c574 705 void SAI_TransferRxCreateHandle(I2S_Type *base, sai_handle_t *handle, sai_transfer_callback_t callback, void *userData);
AnnaBridge 145:64910690c574 706
AnnaBridge 145:64910690c574 707 /*!
AnnaBridge 145:64910690c574 708 * @brief Configures the SAI Tx audio format.
AnnaBridge 145:64910690c574 709 *
AnnaBridge 145:64910690c574 710 * The audio format can be changed at run-time. This function configures the sample rate and audio data
AnnaBridge 145:64910690c574 711 * format to be transferred.
AnnaBridge 145:64910690c574 712 *
AnnaBridge 145:64910690c574 713 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 714 * @param handle SAI handle pointer.
AnnaBridge 145:64910690c574 715 * @param format Pointer to the SAI audio data format structure.
AnnaBridge 145:64910690c574 716 * @param mclkSourceClockHz SAI master clock source frequency in Hz.
AnnaBridge 145:64910690c574 717 * @param bclkSourceClockHz SAI bit clock source frequency in Hz. If a bit clock source is a master
AnnaBridge 145:64910690c574 718 * clock, this value should equal the masterClockHz in format.
AnnaBridge 145:64910690c574 719 * @return Status of this function. Return value is the status_t.
AnnaBridge 145:64910690c574 720 */
AnnaBridge 145:64910690c574 721 status_t SAI_TransferTxSetFormat(I2S_Type *base,
AnnaBridge 145:64910690c574 722 sai_handle_t *handle,
AnnaBridge 145:64910690c574 723 sai_transfer_format_t *format,
AnnaBridge 145:64910690c574 724 uint32_t mclkSourceClockHz,
AnnaBridge 145:64910690c574 725 uint32_t bclkSourceClockHz);
AnnaBridge 145:64910690c574 726
AnnaBridge 145:64910690c574 727 /*!
AnnaBridge 145:64910690c574 728 * @brief Configures the SAI Rx audio format.
AnnaBridge 145:64910690c574 729 *
AnnaBridge 145:64910690c574 730 * The audio format can be changed at run-time. This function configures the sample rate and audio data
AnnaBridge 145:64910690c574 731 * format to be transferred.
AnnaBridge 145:64910690c574 732 *
AnnaBridge 145:64910690c574 733 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 734 * @param handle SAI handle pointer.
AnnaBridge 145:64910690c574 735 * @param format Pointer to the SAI audio data format structure.
AnnaBridge 145:64910690c574 736 * @param mclkSourceClockHz SAI master clock source frequency in Hz.
AnnaBridge 145:64910690c574 737 * @param bclkSourceClockHz SAI bit clock source frequency in Hz. If a bit clock source is a master
AnnaBridge 145:64910690c574 738 * clock, this value should equal the masterClockHz in format.
AnnaBridge 145:64910690c574 739 * @return Status of this function. Return value is one of status_t.
AnnaBridge 145:64910690c574 740 */
AnnaBridge 145:64910690c574 741 status_t SAI_TransferRxSetFormat(I2S_Type *base,
AnnaBridge 145:64910690c574 742 sai_handle_t *handle,
AnnaBridge 145:64910690c574 743 sai_transfer_format_t *format,
AnnaBridge 145:64910690c574 744 uint32_t mclkSourceClockHz,
AnnaBridge 145:64910690c574 745 uint32_t bclkSourceClockHz);
AnnaBridge 145:64910690c574 746
AnnaBridge 145:64910690c574 747 /*!
AnnaBridge 145:64910690c574 748 * @brief Performs an interrupt non-blocking send transfer on SAI.
AnnaBridge 145:64910690c574 749 *
AnnaBridge 145:64910690c574 750 * @note This API returns immediately after the transfer initiates.
AnnaBridge 145:64910690c574 751 * Call the SAI_TxGetTransferStatusIRQ to poll the transfer status and check whether
AnnaBridge 145:64910690c574 752 * the transfer is finished. If the return status is not kStatus_SAI_Busy, the transfer
AnnaBridge 145:64910690c574 753 * is finished.
AnnaBridge 145:64910690c574 754 *
AnnaBridge 145:64910690c574 755 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 756 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 757 * @param xfer Pointer to the sai_transfer_t structure.
AnnaBridge 145:64910690c574 758 * @retval kStatus_Success Successfully started the data receive.
AnnaBridge 145:64910690c574 759 * @retval kStatus_SAI_TxBusy Previous receive still not finished.
AnnaBridge 145:64910690c574 760 * @retval kStatus_InvalidArgument The input parameter is invalid.
AnnaBridge 145:64910690c574 761 */
AnnaBridge 145:64910690c574 762 status_t SAI_TransferSendNonBlocking(I2S_Type *base, sai_handle_t *handle, sai_transfer_t *xfer);
AnnaBridge 145:64910690c574 763
AnnaBridge 145:64910690c574 764 /*!
AnnaBridge 145:64910690c574 765 * @brief Performs an interrupt non-blocking receive transfer on SAI.
AnnaBridge 145:64910690c574 766 *
AnnaBridge 145:64910690c574 767 * @note This API returns immediately after the transfer initiates.
AnnaBridge 145:64910690c574 768 * Call the SAI_RxGetTransferStatusIRQ to poll the transfer status and check whether
AnnaBridge 145:64910690c574 769 * the transfer is finished. If the return status is not kStatus_SAI_Busy, the transfer
AnnaBridge 145:64910690c574 770 * is finished.
AnnaBridge 145:64910690c574 771 *
AnnaBridge 145:64910690c574 772 * @param base SAI base pointer
AnnaBridge 145:64910690c574 773 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 774 * @param xfer Pointer to the sai_transfer_t structure.
AnnaBridge 145:64910690c574 775 * @retval kStatus_Success Successfully started the data receive.
AnnaBridge 145:64910690c574 776 * @retval kStatus_SAI_RxBusy Previous receive still not finished.
AnnaBridge 145:64910690c574 777 * @retval kStatus_InvalidArgument The input parameter is invalid.
AnnaBridge 145:64910690c574 778 */
AnnaBridge 145:64910690c574 779 status_t SAI_TransferReceiveNonBlocking(I2S_Type *base, sai_handle_t *handle, sai_transfer_t *xfer);
AnnaBridge 145:64910690c574 780
AnnaBridge 145:64910690c574 781 /*!
AnnaBridge 145:64910690c574 782 * @brief Gets a set byte count.
AnnaBridge 145:64910690c574 783 *
AnnaBridge 145:64910690c574 784 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 785 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 786 * @param count Bytes count sent.
AnnaBridge 145:64910690c574 787 * @retval kStatus_Success Succeed get the transfer count.
AnnaBridge 145:64910690c574 788 * @retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress.
AnnaBridge 145:64910690c574 789 */
AnnaBridge 145:64910690c574 790 status_t SAI_TransferGetSendCount(I2S_Type *base, sai_handle_t *handle, size_t *count);
AnnaBridge 145:64910690c574 791
AnnaBridge 145:64910690c574 792 /*!
AnnaBridge 145:64910690c574 793 * @brief Gets a received byte count.
AnnaBridge 145:64910690c574 794 *
AnnaBridge 145:64910690c574 795 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 796 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 797 * @param count Bytes count received.
AnnaBridge 145:64910690c574 798 * @retval kStatus_Success Succeed get the transfer count.
AnnaBridge 145:64910690c574 799 * @retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress.
AnnaBridge 145:64910690c574 800 */
AnnaBridge 145:64910690c574 801 status_t SAI_TransferGetReceiveCount(I2S_Type *base, sai_handle_t *handle, size_t *count);
AnnaBridge 145:64910690c574 802
AnnaBridge 145:64910690c574 803 /*!
AnnaBridge 145:64910690c574 804 * @brief Aborts the current send.
AnnaBridge 145:64910690c574 805 *
AnnaBridge 145:64910690c574 806 * @note This API can be called any time when an interrupt non-blocking transfer initiates
AnnaBridge 145:64910690c574 807 * to abort the transfer early.
AnnaBridge 145:64910690c574 808 *
AnnaBridge 145:64910690c574 809 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 810 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 811 */
AnnaBridge 145:64910690c574 812 void SAI_TransferAbortSend(I2S_Type *base, sai_handle_t *handle);
AnnaBridge 145:64910690c574 813
AnnaBridge 145:64910690c574 814 /*!
AnnaBridge 145:64910690c574 815 * @brief Aborts the the current IRQ receive.
AnnaBridge 145:64910690c574 816 *
AnnaBridge 145:64910690c574 817 * @note This API can be called when an interrupt non-blocking transfer initiates
AnnaBridge 145:64910690c574 818 * to abort the transfer early.
AnnaBridge 145:64910690c574 819 *
AnnaBridge 145:64910690c574 820 * @param base SAI base pointer
AnnaBridge 145:64910690c574 821 * @param handle Pointer to the sai_handle_t structure which stores the transfer state.
AnnaBridge 145:64910690c574 822 */
AnnaBridge 145:64910690c574 823 void SAI_TransferAbortReceive(I2S_Type *base, sai_handle_t *handle);
AnnaBridge 145:64910690c574 824
AnnaBridge 145:64910690c574 825 /*!
AnnaBridge 145:64910690c574 826 * @brief Tx interrupt handler.
AnnaBridge 145:64910690c574 827 *
AnnaBridge 145:64910690c574 828 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 829 * @param handle Pointer to the sai_handle_t structure.
AnnaBridge 145:64910690c574 830 */
AnnaBridge 145:64910690c574 831 void SAI_TransferTxHandleIRQ(I2S_Type *base, sai_handle_t *handle);
AnnaBridge 145:64910690c574 832
AnnaBridge 145:64910690c574 833 /*!
AnnaBridge 145:64910690c574 834 * @brief Tx interrupt handler.
AnnaBridge 145:64910690c574 835 *
AnnaBridge 145:64910690c574 836 * @param base SAI base pointer.
AnnaBridge 145:64910690c574 837 * @param handle Pointer to the sai_handle_t structure.
AnnaBridge 145:64910690c574 838 */
AnnaBridge 145:64910690c574 839 void SAI_TransferRxHandleIRQ(I2S_Type *base, sai_handle_t *handle);
AnnaBridge 145:64910690c574 840
AnnaBridge 145:64910690c574 841 /*! @} */
AnnaBridge 145:64910690c574 842
AnnaBridge 145:64910690c574 843 #if defined(__cplusplus)
AnnaBridge 145:64910690c574 844 }
AnnaBridge 145:64910690c574 845 #endif /*_cplusplus*/
AnnaBridge 145:64910690c574 846
AnnaBridge 145:64910690c574 847 /*! @} */
AnnaBridge 145:64910690c574 848
AnnaBridge 145:64910690c574 849 #endif /* _FSL_SAI_H_ */