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cmsis/BUILD/mbed/TARGET_K82F/TOOLCHAIN_IAR/fsl_flexio_i2s.h@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
mbed library release version 165

Who changed what in which revision?

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AnnaBridge 189:f392fc9709a3 1 /*
AnnaBridge 189:f392fc9709a3 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 189:f392fc9709a3 3 * All rights reserved.
AnnaBridge 189:f392fc9709a3 4 *
AnnaBridge 189:f392fc9709a3 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 189:f392fc9709a3 6 * are permitted provided that the following conditions are met:
AnnaBridge 189:f392fc9709a3 7 *
AnnaBridge 189:f392fc9709a3 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 189:f392fc9709a3 9 * of conditions and the following disclaimer.
AnnaBridge 189:f392fc9709a3 10 *
AnnaBridge 189:f392fc9709a3 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 189:f392fc9709a3 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 189:f392fc9709a3 13 * other materials provided with the distribution.
AnnaBridge 189:f392fc9709a3 14 *
AnnaBridge 189:f392fc9709a3 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 189:f392fc9709a3 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 189:f392fc9709a3 17 * software without specific prior written permission.
AnnaBridge 189:f392fc9709a3 18 *
AnnaBridge 189:f392fc9709a3 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 189:f392fc9709a3 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 189:f392fc9709a3 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 189:f392fc9709a3 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 189:f392fc9709a3 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 189:f392fc9709a3 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 189:f392fc9709a3 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 189:f392fc9709a3 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 189:f392fc9709a3 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 189:f392fc9709a3 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 189:f392fc9709a3 29 */
AnnaBridge 189:f392fc9709a3 30 #ifndef _FSL_FLEXIO_I2S_H_
AnnaBridge 189:f392fc9709a3 31 #define _FSL_FLEXIO_I2S_H_
AnnaBridge 189:f392fc9709a3 32
AnnaBridge 189:f392fc9709a3 33 #include "fsl_common.h"
AnnaBridge 189:f392fc9709a3 34 #include "fsl_flexio.h"
AnnaBridge 189:f392fc9709a3 35
AnnaBridge 189:f392fc9709a3 36 /*!
AnnaBridge 189:f392fc9709a3 37 * @addtogroup flexio_i2s
AnnaBridge 189:f392fc9709a3 38 * @{
AnnaBridge 189:f392fc9709a3 39 */
AnnaBridge 189:f392fc9709a3 40
AnnaBridge 189:f392fc9709a3 41
AnnaBridge 189:f392fc9709a3 42 /*******************************************************************************
AnnaBridge 189:f392fc9709a3 43 * Definitions
AnnaBridge 189:f392fc9709a3 44 ******************************************************************************/
AnnaBridge 189:f392fc9709a3 45
AnnaBridge 189:f392fc9709a3 46 /*! @name Driver version */
AnnaBridge 189:f392fc9709a3 47 /*@{*/
AnnaBridge 189:f392fc9709a3 48 /*! @brief FlexIO I2S driver version 2.1.0. */
AnnaBridge 189:f392fc9709a3 49 #define FSL_FLEXIO_I2S_DRIVER_VERSION (MAKE_VERSION(2, 1, 1))
AnnaBridge 189:f392fc9709a3 50 /*@}*/
AnnaBridge 189:f392fc9709a3 51
AnnaBridge 189:f392fc9709a3 52 /*! @brief FlexIO I2S transfer status */
AnnaBridge 189:f392fc9709a3 53 enum _flexio_i2s_status
AnnaBridge 189:f392fc9709a3 54 {
AnnaBridge 189:f392fc9709a3 55 kStatus_FLEXIO_I2S_Idle = MAKE_STATUS(kStatusGroup_FLEXIO_I2S, 0), /*!< FlexIO I2S is in idle state */
AnnaBridge 189:f392fc9709a3 56 kStatus_FLEXIO_I2S_TxBusy = MAKE_STATUS(kStatusGroup_FLEXIO_I2S, 1), /*!< FlexIO I2S Tx is busy */
AnnaBridge 189:f392fc9709a3 57 kStatus_FLEXIO_I2S_RxBusy = MAKE_STATUS(kStatusGroup_FLEXIO_I2S, 2), /*!< FlexIO I2S Tx is busy */
AnnaBridge 189:f392fc9709a3 58 kStatus_FLEXIO_I2S_Error = MAKE_STATUS(kStatusGroup_FLEXIO_I2S, 3), /*!< FlexIO I2S error occurred */
AnnaBridge 189:f392fc9709a3 59 kStatus_FLEXIO_I2S_QueueFull = MAKE_STATUS(kStatusGroup_FLEXIO_I2S, 4), /*!< FlexIO I2S transfer queue is full. */
AnnaBridge 189:f392fc9709a3 60 };
AnnaBridge 189:f392fc9709a3 61
AnnaBridge 189:f392fc9709a3 62 /*! @brief Define FlexIO I2S access structure typedef */
AnnaBridge 189:f392fc9709a3 63 typedef struct _flexio_i2s_type
AnnaBridge 189:f392fc9709a3 64 {
AnnaBridge 189:f392fc9709a3 65 FLEXIO_Type *flexioBase; /*!< FlexIO base pointer */
AnnaBridge 189:f392fc9709a3 66 uint8_t txPinIndex; /*!< Tx data pin index in FlexIO pins */
AnnaBridge 189:f392fc9709a3 67 uint8_t rxPinIndex; /*!< Rx data pin index */
AnnaBridge 189:f392fc9709a3 68 uint8_t bclkPinIndex; /*!< Bit clock pin index */
AnnaBridge 189:f392fc9709a3 69 uint8_t fsPinIndex; /*!< Frame sync pin index */
AnnaBridge 189:f392fc9709a3 70 uint8_t txShifterIndex; /*!< Tx data shifter index */
AnnaBridge 189:f392fc9709a3 71 uint8_t rxShifterIndex; /*!< Rx data shifter index */
AnnaBridge 189:f392fc9709a3 72 uint8_t bclkTimerIndex; /*!< Bit clock timer index */
AnnaBridge 189:f392fc9709a3 73 uint8_t fsTimerIndex; /*!< Frame sync timer index */
AnnaBridge 189:f392fc9709a3 74 } FLEXIO_I2S_Type;
AnnaBridge 189:f392fc9709a3 75
AnnaBridge 189:f392fc9709a3 76 /*! @brief Master or slave mode */
AnnaBridge 189:f392fc9709a3 77 typedef enum _flexio_i2s_master_slave
AnnaBridge 189:f392fc9709a3 78 {
AnnaBridge 189:f392fc9709a3 79 kFLEXIO_I2S_Master = 0x0U, /*!< Master mode */
AnnaBridge 189:f392fc9709a3 80 kFLEXIO_I2S_Slave = 0x1U /*!< Slave mode */
AnnaBridge 189:f392fc9709a3 81 } flexio_i2s_master_slave_t;
AnnaBridge 189:f392fc9709a3 82
AnnaBridge 189:f392fc9709a3 83 /*! @brief Define FlexIO FlexIO I2S interrupt mask. */
AnnaBridge 189:f392fc9709a3 84 enum _flexio_i2s_interrupt_enable
AnnaBridge 189:f392fc9709a3 85 {
AnnaBridge 189:f392fc9709a3 86 kFLEXIO_I2S_TxDataRegEmptyInterruptEnable = 0x1U, /*!< Transmit buffer empty interrupt enable. */
AnnaBridge 189:f392fc9709a3 87 kFLEXIO_I2S_RxDataRegFullInterruptEnable = 0x2U, /*!< Receive buffer full interrupt enable. */
AnnaBridge 189:f392fc9709a3 88 };
AnnaBridge 189:f392fc9709a3 89
AnnaBridge 189:f392fc9709a3 90 /*! @brief Define FlexIO FlexIO I2S status mask. */
AnnaBridge 189:f392fc9709a3 91 enum _flexio_i2s_status_flags
AnnaBridge 189:f392fc9709a3 92 {
AnnaBridge 189:f392fc9709a3 93 kFLEXIO_I2S_TxDataRegEmptyFlag = 0x1U, /*!< Transmit buffer empty flag. */
AnnaBridge 189:f392fc9709a3 94 kFLEXIO_I2S_RxDataRegFullFlag = 0x2U, /*!< Receive buffer full flag. */
AnnaBridge 189:f392fc9709a3 95 };
AnnaBridge 189:f392fc9709a3 96
AnnaBridge 189:f392fc9709a3 97 /*! @brief FlexIO I2S configure structure */
AnnaBridge 189:f392fc9709a3 98 typedef struct _flexio_i2s_config
AnnaBridge 189:f392fc9709a3 99 {
AnnaBridge 189:f392fc9709a3 100 bool enableI2S; /*!< Enable FlexIO I2S */
AnnaBridge 189:f392fc9709a3 101 flexio_i2s_master_slave_t masterSlave; /*!< Master or slave */
AnnaBridge 189:f392fc9709a3 102 } flexio_i2s_config_t;
AnnaBridge 189:f392fc9709a3 103
AnnaBridge 189:f392fc9709a3 104 /*! @brief FlexIO I2S audio format, FlexIO I2S only support the same format in Tx and Rx */
AnnaBridge 189:f392fc9709a3 105 typedef struct _flexio_i2s_format
AnnaBridge 189:f392fc9709a3 106 {
AnnaBridge 189:f392fc9709a3 107 uint8_t bitWidth; /*!< Bit width of audio data, always 8/16/24/32 bits */
AnnaBridge 189:f392fc9709a3 108 uint32_t sampleRate_Hz; /*!< Sample rate of the audio data */
AnnaBridge 189:f392fc9709a3 109 } flexio_i2s_format_t;
AnnaBridge 189:f392fc9709a3 110
AnnaBridge 189:f392fc9709a3 111 /*!@brief FlexIO I2S transfer queue size, user can refine it according to use case. */
AnnaBridge 189:f392fc9709a3 112 #define FLEXIO_I2S_XFER_QUEUE_SIZE (4)
AnnaBridge 189:f392fc9709a3 113
AnnaBridge 189:f392fc9709a3 114 /*! @brief Audio sample rate */
AnnaBridge 189:f392fc9709a3 115 typedef enum _flexio_i2s_sample_rate
AnnaBridge 189:f392fc9709a3 116 {
AnnaBridge 189:f392fc9709a3 117 kFLEXIO_I2S_SampleRate8KHz = 8000U, /*!< Sample rate 8000Hz */
AnnaBridge 189:f392fc9709a3 118 kFLEXIO_I2S_SampleRate11025Hz = 11025U, /*!< Sample rate 11025Hz */
AnnaBridge 189:f392fc9709a3 119 kFLEXIO_I2S_SampleRate12KHz = 12000U, /*!< Sample rate 12000Hz */
AnnaBridge 189:f392fc9709a3 120 kFLEXIO_I2S_SampleRate16KHz = 16000U, /*!< Sample rate 16000Hz */
AnnaBridge 189:f392fc9709a3 121 kFLEXIO_I2S_SampleRate22050Hz = 22050U, /*!< Sample rate 22050Hz */
AnnaBridge 189:f392fc9709a3 122 kFLEXIO_I2S_SampleRate24KHz = 24000U, /*!< Sample rate 24000Hz */
AnnaBridge 189:f392fc9709a3 123 kFLEXIO_I2S_SampleRate32KHz = 32000U, /*!< Sample rate 32000Hz */
AnnaBridge 189:f392fc9709a3 124 kFLEXIO_I2S_SampleRate44100Hz = 44100U, /*!< Sample rate 44100Hz */
AnnaBridge 189:f392fc9709a3 125 kFLEXIO_I2S_SampleRate48KHz = 48000U, /*!< Sample rate 48000Hz */
AnnaBridge 189:f392fc9709a3 126 kFLEXIO_I2S_SampleRate96KHz = 96000U /*!< Sample rate 96000Hz */
AnnaBridge 189:f392fc9709a3 127 } flexio_i2s_sample_rate_t;
AnnaBridge 189:f392fc9709a3 128
AnnaBridge 189:f392fc9709a3 129 /*! @brief Audio word width */
AnnaBridge 189:f392fc9709a3 130 typedef enum _flexio_i2s_word_width
AnnaBridge 189:f392fc9709a3 131 {
AnnaBridge 189:f392fc9709a3 132 kFLEXIO_I2S_WordWidth8bits = 8U, /*!< Audio data width 8 bits */
AnnaBridge 189:f392fc9709a3 133 kFLEXIO_I2S_WordWidth16bits = 16U, /*!< Audio data width 16 bits */
AnnaBridge 189:f392fc9709a3 134 kFLEXIO_I2S_WordWidth24bits = 24U, /*!< Audio data width 24 bits */
AnnaBridge 189:f392fc9709a3 135 kFLEXIO_I2S_WordWidth32bits = 32U /*!< Audio data width 32 bits */
AnnaBridge 189:f392fc9709a3 136 } flexio_i2s_word_width_t;
AnnaBridge 189:f392fc9709a3 137
AnnaBridge 189:f392fc9709a3 138 /*! @brief Define FlexIO I2S transfer structure. */
AnnaBridge 189:f392fc9709a3 139 typedef struct _flexio_i2s_transfer
AnnaBridge 189:f392fc9709a3 140 {
AnnaBridge 189:f392fc9709a3 141 uint8_t *data; /*!< Data buffer start pointer */
AnnaBridge 189:f392fc9709a3 142 size_t dataSize; /*!< Bytes to be transferred. */
AnnaBridge 189:f392fc9709a3 143 } flexio_i2s_transfer_t;
AnnaBridge 189:f392fc9709a3 144
AnnaBridge 189:f392fc9709a3 145 typedef struct _flexio_i2s_handle flexio_i2s_handle_t;
AnnaBridge 189:f392fc9709a3 146
AnnaBridge 189:f392fc9709a3 147 /*! @brief FlexIO I2S xfer callback prototype */
AnnaBridge 189:f392fc9709a3 148 typedef void (*flexio_i2s_callback_t)(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 149 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 150 status_t status,
AnnaBridge 189:f392fc9709a3 151 void *userData);
AnnaBridge 189:f392fc9709a3 152
AnnaBridge 189:f392fc9709a3 153 /*! @brief Define FlexIO I2S handle structure. */
AnnaBridge 189:f392fc9709a3 154 struct _flexio_i2s_handle
AnnaBridge 189:f392fc9709a3 155 {
AnnaBridge 189:f392fc9709a3 156 uint32_t state; /*!< Internal state */
AnnaBridge 189:f392fc9709a3 157 flexio_i2s_callback_t callback; /*!< Callback function called at transfer event*/
AnnaBridge 189:f392fc9709a3 158 void *userData; /*!< Callback parameter passed to callback function*/
AnnaBridge 189:f392fc9709a3 159 uint8_t bitWidth; /*!< Bit width for transfer, 8/16/24/32bits */
AnnaBridge 189:f392fc9709a3 160 flexio_i2s_transfer_t queue[FLEXIO_I2S_XFER_QUEUE_SIZE]; /*!< Transfer queue storing queued transfer */
AnnaBridge 189:f392fc9709a3 161 size_t transferSize[FLEXIO_I2S_XFER_QUEUE_SIZE]; /*!< Data bytes need to transfer */
AnnaBridge 189:f392fc9709a3 162 volatile uint8_t queueUser; /*!< Index for user to queue transfer */
AnnaBridge 189:f392fc9709a3 163 volatile uint8_t queueDriver; /*!< Index for driver to get the transfer data and size */
AnnaBridge 189:f392fc9709a3 164 };
AnnaBridge 189:f392fc9709a3 165
AnnaBridge 189:f392fc9709a3 166 /*******************************************************************************
AnnaBridge 189:f392fc9709a3 167 * API
AnnaBridge 189:f392fc9709a3 168 ******************************************************************************/
AnnaBridge 189:f392fc9709a3 169
AnnaBridge 189:f392fc9709a3 170 #if defined(__cplusplus)
AnnaBridge 189:f392fc9709a3 171 extern "C" {
AnnaBridge 189:f392fc9709a3 172 #endif /*_cplusplus*/
AnnaBridge 189:f392fc9709a3 173
AnnaBridge 189:f392fc9709a3 174 /*!
AnnaBridge 189:f392fc9709a3 175 * @name Initialization and deinitialization
AnnaBridge 189:f392fc9709a3 176 * @{
AnnaBridge 189:f392fc9709a3 177 */
AnnaBridge 189:f392fc9709a3 178
AnnaBridge 189:f392fc9709a3 179 /*!
AnnaBridge 189:f392fc9709a3 180 * @brief Initializes the FlexIO I2S.
AnnaBridge 189:f392fc9709a3 181 *
AnnaBridge 189:f392fc9709a3 182 * This API configures FlexIO pins and shifter to I2S and configures the FlexIO I2S with a configuration structure.
AnnaBridge 189:f392fc9709a3 183 * The configuration structure can be filled by the user, or be set with default values by
AnnaBridge 189:f392fc9709a3 184 * FLEXIO_I2S_GetDefaultConfig().
AnnaBridge 189:f392fc9709a3 185 *
AnnaBridge 189:f392fc9709a3 186 * @note This API should be called at the beginning of the application to use
AnnaBridge 189:f392fc9709a3 187 * the FlexIO I2S driver. Otherwise, any access to the FlexIO I2S module can cause hard fault
AnnaBridge 189:f392fc9709a3 188 * because the clock is not enabled.
AnnaBridge 189:f392fc9709a3 189 *
AnnaBridge 189:f392fc9709a3 190 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 191 * @param config FlexIO I2S configure structure.
AnnaBridge 189:f392fc9709a3 192 */
AnnaBridge 189:f392fc9709a3 193 void FLEXIO_I2S_Init(FLEXIO_I2S_Type *base, const flexio_i2s_config_t *config);
AnnaBridge 189:f392fc9709a3 194
AnnaBridge 189:f392fc9709a3 195 /*!
AnnaBridge 189:f392fc9709a3 196 * @brief Sets the FlexIO I2S configuration structure to default values.
AnnaBridge 189:f392fc9709a3 197 *
AnnaBridge 189:f392fc9709a3 198 * The purpose of this API is to get the configuration structure initialized for use in FLEXIO_I2S_Init().
AnnaBridge 189:f392fc9709a3 199 * Users may use the initialized structure unchanged in FLEXIO_I2S_Init() or modify
AnnaBridge 189:f392fc9709a3 200 * some fields of the structure before calling FLEXIO_I2S_Init().
AnnaBridge 189:f392fc9709a3 201 *
AnnaBridge 189:f392fc9709a3 202 * @param config pointer to master configuration structure
AnnaBridge 189:f392fc9709a3 203 */
AnnaBridge 189:f392fc9709a3 204 void FLEXIO_I2S_GetDefaultConfig(flexio_i2s_config_t *config);
AnnaBridge 189:f392fc9709a3 205
AnnaBridge 189:f392fc9709a3 206 /*!
AnnaBridge 189:f392fc9709a3 207 * @brief De-initializes the FlexIO I2S.
AnnaBridge 189:f392fc9709a3 208 *
AnnaBridge 189:f392fc9709a3 209 * Calling this API gates the FlexIO i2s clock. After calling this API, call the FLEXO_I2S_Init to use the
AnnaBridge 189:f392fc9709a3 210 * FlexIO I2S module.
AnnaBridge 189:f392fc9709a3 211 *
AnnaBridge 189:f392fc9709a3 212 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 213 */
AnnaBridge 189:f392fc9709a3 214 void FLEXIO_I2S_Deinit(FLEXIO_I2S_Type *base);
AnnaBridge 189:f392fc9709a3 215
AnnaBridge 189:f392fc9709a3 216 /*!
AnnaBridge 189:f392fc9709a3 217 * @brief Enables/disables the FlexIO I2S module operation.
AnnaBridge 189:f392fc9709a3 218 *
AnnaBridge 189:f392fc9709a3 219 * @param base Pointer to FLEXIO_I2S_Type
AnnaBridge 189:f392fc9709a3 220 * @param enable True to enable, false to disable.
AnnaBridge 189:f392fc9709a3 221 */
AnnaBridge 189:f392fc9709a3 222 static inline void FLEXIO_I2S_Enable(FLEXIO_I2S_Type *base, bool enable)
AnnaBridge 189:f392fc9709a3 223 {
AnnaBridge 189:f392fc9709a3 224 if (enable)
AnnaBridge 189:f392fc9709a3 225 {
AnnaBridge 189:f392fc9709a3 226 base->flexioBase->CTRL |= FLEXIO_CTRL_FLEXEN_MASK;
AnnaBridge 189:f392fc9709a3 227 }
AnnaBridge 189:f392fc9709a3 228 else
AnnaBridge 189:f392fc9709a3 229 {
AnnaBridge 189:f392fc9709a3 230 base->flexioBase->CTRL &= ~FLEXIO_CTRL_FLEXEN_MASK;
AnnaBridge 189:f392fc9709a3 231 }
AnnaBridge 189:f392fc9709a3 232 }
AnnaBridge 189:f392fc9709a3 233
AnnaBridge 189:f392fc9709a3 234 /*! @} */
AnnaBridge 189:f392fc9709a3 235
AnnaBridge 189:f392fc9709a3 236 /*!
AnnaBridge 189:f392fc9709a3 237 * @name Status
AnnaBridge 189:f392fc9709a3 238 * @{
AnnaBridge 189:f392fc9709a3 239 */
AnnaBridge 189:f392fc9709a3 240
AnnaBridge 189:f392fc9709a3 241 /*!
AnnaBridge 189:f392fc9709a3 242 * @brief Gets the FlexIO I2S status flags.
AnnaBridge 189:f392fc9709a3 243 *
AnnaBridge 189:f392fc9709a3 244 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 245 * @return Status flag, which are ORed by the enumerators in the _flexio_i2s_status_flags.
AnnaBridge 189:f392fc9709a3 246 */
AnnaBridge 189:f392fc9709a3 247 uint32_t FLEXIO_I2S_GetStatusFlags(FLEXIO_I2S_Type *base);
AnnaBridge 189:f392fc9709a3 248
AnnaBridge 189:f392fc9709a3 249 /*! @} */
AnnaBridge 189:f392fc9709a3 250
AnnaBridge 189:f392fc9709a3 251 /*!
AnnaBridge 189:f392fc9709a3 252 * @name Interrupts
AnnaBridge 189:f392fc9709a3 253 * @{
AnnaBridge 189:f392fc9709a3 254 */
AnnaBridge 189:f392fc9709a3 255
AnnaBridge 189:f392fc9709a3 256 /*!
AnnaBridge 189:f392fc9709a3 257 * @brief Enables the FlexIO I2S interrupt.
AnnaBridge 189:f392fc9709a3 258 *
AnnaBridge 189:f392fc9709a3 259 * This function enables the FlexIO UART interrupt.
AnnaBridge 189:f392fc9709a3 260 *
AnnaBridge 189:f392fc9709a3 261 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 262 * @param mask interrupt source
AnnaBridge 189:f392fc9709a3 263 */
AnnaBridge 189:f392fc9709a3 264 void FLEXIO_I2S_EnableInterrupts(FLEXIO_I2S_Type *base, uint32_t mask);
AnnaBridge 189:f392fc9709a3 265
AnnaBridge 189:f392fc9709a3 266 /*!
AnnaBridge 189:f392fc9709a3 267 * @brief Disables the FlexIO I2S interrupt.
AnnaBridge 189:f392fc9709a3 268 *
AnnaBridge 189:f392fc9709a3 269 * This function enables the FlexIO UART interrupt.
AnnaBridge 189:f392fc9709a3 270 *
AnnaBridge 189:f392fc9709a3 271 * @param base pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 272 * @param mask interrupt source
AnnaBridge 189:f392fc9709a3 273 */
AnnaBridge 189:f392fc9709a3 274 void FLEXIO_I2S_DisableInterrupts(FLEXIO_I2S_Type *base, uint32_t mask);
AnnaBridge 189:f392fc9709a3 275
AnnaBridge 189:f392fc9709a3 276 /*! @} */
AnnaBridge 189:f392fc9709a3 277
AnnaBridge 189:f392fc9709a3 278 /*!
AnnaBridge 189:f392fc9709a3 279 * @name DMA Control
AnnaBridge 189:f392fc9709a3 280 * @{
AnnaBridge 189:f392fc9709a3 281 */
AnnaBridge 189:f392fc9709a3 282
AnnaBridge 189:f392fc9709a3 283 /*!
AnnaBridge 189:f392fc9709a3 284 * @brief Enables/disables the FlexIO I2S Tx DMA requests.
AnnaBridge 189:f392fc9709a3 285 *
AnnaBridge 189:f392fc9709a3 286 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 287 * @param enable True means enable DMA, false means disable DMA.
AnnaBridge 189:f392fc9709a3 288 */
AnnaBridge 189:f392fc9709a3 289 static inline void FLEXIO_I2S_TxEnableDMA(FLEXIO_I2S_Type *base, bool enable)
AnnaBridge 189:f392fc9709a3 290 {
AnnaBridge 189:f392fc9709a3 291 FLEXIO_EnableShifterStatusDMA(base->flexioBase, 1 << base->txShifterIndex, enable);
AnnaBridge 189:f392fc9709a3 292 }
AnnaBridge 189:f392fc9709a3 293
AnnaBridge 189:f392fc9709a3 294 /*!
AnnaBridge 189:f392fc9709a3 295 * @brief Enables/disables the FlexIO I2S Rx DMA requests.
AnnaBridge 189:f392fc9709a3 296 *
AnnaBridge 189:f392fc9709a3 297 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 298 * @param enable True means enable DMA, false means disable DMA.
AnnaBridge 189:f392fc9709a3 299 */
AnnaBridge 189:f392fc9709a3 300 static inline void FLEXIO_I2S_RxEnableDMA(FLEXIO_I2S_Type *base, bool enable)
AnnaBridge 189:f392fc9709a3 301 {
AnnaBridge 189:f392fc9709a3 302 FLEXIO_EnableShifterStatusDMA(base->flexioBase, 1 << base->rxShifterIndex, enable);
AnnaBridge 189:f392fc9709a3 303 }
AnnaBridge 189:f392fc9709a3 304
AnnaBridge 189:f392fc9709a3 305 /*!
AnnaBridge 189:f392fc9709a3 306 * @brief Gets the FlexIO I2S send data register address.
AnnaBridge 189:f392fc9709a3 307 *
AnnaBridge 189:f392fc9709a3 308 * This function returns the I2S data register address, mainly used by DMA/eDMA.
AnnaBridge 189:f392fc9709a3 309 *
AnnaBridge 189:f392fc9709a3 310 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 311 * @return FlexIO i2s send data register address.
AnnaBridge 189:f392fc9709a3 312 */
AnnaBridge 189:f392fc9709a3 313 static inline uint32_t FLEXIO_I2S_TxGetDataRegisterAddress(FLEXIO_I2S_Type *base)
AnnaBridge 189:f392fc9709a3 314 {
AnnaBridge 189:f392fc9709a3 315 return FLEXIO_GetShifterBufferAddress(base->flexioBase, kFLEXIO_ShifterBufferBitSwapped, base->txShifterIndex);
AnnaBridge 189:f392fc9709a3 316 }
AnnaBridge 189:f392fc9709a3 317
AnnaBridge 189:f392fc9709a3 318 /*!
AnnaBridge 189:f392fc9709a3 319 * @brief Gets the FlexIO I2S receive data register address.
AnnaBridge 189:f392fc9709a3 320 *
AnnaBridge 189:f392fc9709a3 321 * This function returns the I2S data register address, mainly used by DMA/eDMA.
AnnaBridge 189:f392fc9709a3 322 *
AnnaBridge 189:f392fc9709a3 323 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 324 * @return FlexIO i2s receive data register address.
AnnaBridge 189:f392fc9709a3 325 */
AnnaBridge 189:f392fc9709a3 326 static inline uint32_t FLEXIO_I2S_RxGetDataRegisterAddress(FLEXIO_I2S_Type *base)
AnnaBridge 189:f392fc9709a3 327 {
AnnaBridge 189:f392fc9709a3 328 return FLEXIO_GetShifterBufferAddress(base->flexioBase, kFLEXIO_ShifterBufferBitSwapped, base->rxShifterIndex);
AnnaBridge 189:f392fc9709a3 329 }
AnnaBridge 189:f392fc9709a3 330
AnnaBridge 189:f392fc9709a3 331 /*! @} */
AnnaBridge 189:f392fc9709a3 332
AnnaBridge 189:f392fc9709a3 333 /*!
AnnaBridge 189:f392fc9709a3 334 * @name Bus Operations
AnnaBridge 189:f392fc9709a3 335 * @{
AnnaBridge 189:f392fc9709a3 336 */
AnnaBridge 189:f392fc9709a3 337
AnnaBridge 189:f392fc9709a3 338 /*!
AnnaBridge 189:f392fc9709a3 339 * @brief Configures the FlexIO I2S audio format in master mode.
AnnaBridge 189:f392fc9709a3 340 *
AnnaBridge 189:f392fc9709a3 341 * Audio format can be changed in run-time of FlexIO I2S. This function configures the sample rate and audio data
AnnaBridge 189:f392fc9709a3 342 * format to be transferred.
AnnaBridge 189:f392fc9709a3 343 *
AnnaBridge 189:f392fc9709a3 344 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 345 * @param format Pointer to FlexIO I2S audio data format structure.
AnnaBridge 189:f392fc9709a3 346 * @param srcClock_Hz I2S master clock source frequency in Hz.
AnnaBridge 189:f392fc9709a3 347 */
AnnaBridge 189:f392fc9709a3 348 void FLEXIO_I2S_MasterSetFormat(FLEXIO_I2S_Type *base, flexio_i2s_format_t *format, uint32_t srcClock_Hz);
AnnaBridge 189:f392fc9709a3 349
AnnaBridge 189:f392fc9709a3 350 /*!
AnnaBridge 189:f392fc9709a3 351 * @brief Configures the FlexIO I2S audio format in slave mode.
AnnaBridge 189:f392fc9709a3 352 *
AnnaBridge 189:f392fc9709a3 353 * Audio format can be changed in run-time of FlexIO I2S. This function configures the sample rate and audio data
AnnaBridge 189:f392fc9709a3 354 * format to be transferred.
AnnaBridge 189:f392fc9709a3 355 *
AnnaBridge 189:f392fc9709a3 356 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 357 * @param format Pointer to FlexIO I2S audio data format structure.
AnnaBridge 189:f392fc9709a3 358 */
AnnaBridge 189:f392fc9709a3 359 void FLEXIO_I2S_SlaveSetFormat(FLEXIO_I2S_Type *base, flexio_i2s_format_t *format);
AnnaBridge 189:f392fc9709a3 360
AnnaBridge 189:f392fc9709a3 361 /*!
AnnaBridge 189:f392fc9709a3 362 * @brief Sends data using a blocking method.
AnnaBridge 189:f392fc9709a3 363 *
AnnaBridge 189:f392fc9709a3 364 * @note This function blocks via polling until data is ready to be sent.
AnnaBridge 189:f392fc9709a3 365 *
AnnaBridge 189:f392fc9709a3 366 * @param base FlexIO I2S base pointer.
AnnaBridge 189:f392fc9709a3 367 * @param bitWidth How many bits in a audio word, usually 8/16/24/32 bits.
AnnaBridge 189:f392fc9709a3 368 * @param txData Pointer to the data to be written.
AnnaBridge 189:f392fc9709a3 369 * @param size Bytes to be written.
AnnaBridge 189:f392fc9709a3 370 */
AnnaBridge 189:f392fc9709a3 371 void FLEXIO_I2S_WriteBlocking(FLEXIO_I2S_Type *base, uint8_t bitWidth, uint8_t *txData, size_t size);
AnnaBridge 189:f392fc9709a3 372
AnnaBridge 189:f392fc9709a3 373 /*!
AnnaBridge 189:f392fc9709a3 374 * @brief Writes data into a data register.
AnnaBridge 189:f392fc9709a3 375 *
AnnaBridge 189:f392fc9709a3 376 * @param base FlexIO I2S base pointer.
AnnaBridge 189:f392fc9709a3 377 * @param bitWidth How many bits in a audio word, usually 8/16/24/32 bits.
AnnaBridge 189:f392fc9709a3 378 * @param data Data to be written.
AnnaBridge 189:f392fc9709a3 379 */
AnnaBridge 189:f392fc9709a3 380 static inline void FLEXIO_I2S_WriteData(FLEXIO_I2S_Type *base, uint8_t bitWidth, uint32_t data)
AnnaBridge 189:f392fc9709a3 381 {
AnnaBridge 189:f392fc9709a3 382 base->flexioBase->SHIFTBUFBIS[base->txShifterIndex] = (data << (32U - bitWidth));
AnnaBridge 189:f392fc9709a3 383 }
AnnaBridge 189:f392fc9709a3 384
AnnaBridge 189:f392fc9709a3 385 /*!
AnnaBridge 189:f392fc9709a3 386 * @brief Receives a piece of data using a blocking method.
AnnaBridge 189:f392fc9709a3 387 *
AnnaBridge 189:f392fc9709a3 388 * @note This function blocks via polling until data is ready to be sent.
AnnaBridge 189:f392fc9709a3 389 *
AnnaBridge 189:f392fc9709a3 390 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 391 * @param bitWidth How many bits in a audio word, usually 8/16/24/32 bits.
AnnaBridge 189:f392fc9709a3 392 * @param rxData Pointer to the data to be read.
AnnaBridge 189:f392fc9709a3 393 * @param size Bytes to be read.
AnnaBridge 189:f392fc9709a3 394 */
AnnaBridge 189:f392fc9709a3 395 void FLEXIO_I2S_ReadBlocking(FLEXIO_I2S_Type *base, uint8_t bitWidth, uint8_t *rxData, size_t size);
AnnaBridge 189:f392fc9709a3 396
AnnaBridge 189:f392fc9709a3 397 /*!
AnnaBridge 189:f392fc9709a3 398 * @brief Reads a data from the data register.
AnnaBridge 189:f392fc9709a3 399 *
AnnaBridge 189:f392fc9709a3 400 * @param base FlexIO I2S base pointer
AnnaBridge 189:f392fc9709a3 401 * @return Data read from data register.
AnnaBridge 189:f392fc9709a3 402 */
AnnaBridge 189:f392fc9709a3 403 static inline uint32_t FLEXIO_I2S_ReadData(FLEXIO_I2S_Type *base)
AnnaBridge 189:f392fc9709a3 404 {
AnnaBridge 189:f392fc9709a3 405 return base->flexioBase->SHIFTBUFBIS[base->rxShifterIndex];
AnnaBridge 189:f392fc9709a3 406 }
AnnaBridge 189:f392fc9709a3 407
AnnaBridge 189:f392fc9709a3 408 /*! @} */
AnnaBridge 189:f392fc9709a3 409
AnnaBridge 189:f392fc9709a3 410 /*!
AnnaBridge 189:f392fc9709a3 411 * @name Transactional
AnnaBridge 189:f392fc9709a3 412 * @{
AnnaBridge 189:f392fc9709a3 413 */
AnnaBridge 189:f392fc9709a3 414
AnnaBridge 189:f392fc9709a3 415 /*!
AnnaBridge 189:f392fc9709a3 416 * @brief Initializes the FlexIO I2S handle.
AnnaBridge 189:f392fc9709a3 417 *
AnnaBridge 189:f392fc9709a3 418 * This function initializes the FlexIO I2S handle which can be used for other
AnnaBridge 189:f392fc9709a3 419 * FlexIO I2S transactional APIs. Call this API once to get the
AnnaBridge 189:f392fc9709a3 420 * initialized handle.
AnnaBridge 189:f392fc9709a3 421 *
AnnaBridge 189:f392fc9709a3 422 * @param base Pointer to FLEXIO_I2S_Type structure
AnnaBridge 189:f392fc9709a3 423 * @param handle Pointer to flexio_i2s_handle_t structure to store the transfer state.
AnnaBridge 189:f392fc9709a3 424 * @param callback FlexIO I2S callback function, which is called while finished a block.
AnnaBridge 189:f392fc9709a3 425 * @param userData User parameter for the FlexIO I2S callback.
AnnaBridge 189:f392fc9709a3 426 */
AnnaBridge 189:f392fc9709a3 427 void FLEXIO_I2S_TransferTxCreateHandle(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 428 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 429 flexio_i2s_callback_t callback,
AnnaBridge 189:f392fc9709a3 430 void *userData);
AnnaBridge 189:f392fc9709a3 431
AnnaBridge 189:f392fc9709a3 432 /*!
AnnaBridge 189:f392fc9709a3 433 * @brief Configures the FlexIO I2S audio format.
AnnaBridge 189:f392fc9709a3 434 *
AnnaBridge 189:f392fc9709a3 435 * Audio format can be changed at run-time of FlexIO I2S. This function configures the sample rate and audio data
AnnaBridge 189:f392fc9709a3 436 * format to be transferred.
AnnaBridge 189:f392fc9709a3 437 *
AnnaBridge 189:f392fc9709a3 438 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 439 * @param handle FlexIO I2S handle pointer.
AnnaBridge 189:f392fc9709a3 440 * @param format Pointer to audio data format structure.
AnnaBridge 189:f392fc9709a3 441 * @param srcClock_Hz FlexIO I2S bit clock source frequency in Hz. This parameter should be 0 while in slave mode.
AnnaBridge 189:f392fc9709a3 442 */
AnnaBridge 189:f392fc9709a3 443 void FLEXIO_I2S_TransferSetFormat(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 444 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 445 flexio_i2s_format_t *format,
AnnaBridge 189:f392fc9709a3 446 uint32_t srcClock_Hz);
AnnaBridge 189:f392fc9709a3 447
AnnaBridge 189:f392fc9709a3 448 /*!
AnnaBridge 189:f392fc9709a3 449 * @brief Initializes the FlexIO I2S receive handle.
AnnaBridge 189:f392fc9709a3 450 *
AnnaBridge 189:f392fc9709a3 451 * This function initializes the FlexIO I2S handle which can be used for other
AnnaBridge 189:f392fc9709a3 452 * FlexIO I2S transactional APIs. Call this API once to get the
AnnaBridge 189:f392fc9709a3 453 * initialized handle.
AnnaBridge 189:f392fc9709a3 454 *
AnnaBridge 189:f392fc9709a3 455 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 456 * @param handle Pointer to flexio_i2s_handle_t structure to store the transfer state.
AnnaBridge 189:f392fc9709a3 457 * @param callback FlexIO I2S callback function, which is called while finished a block.
AnnaBridge 189:f392fc9709a3 458 * @param userData User parameter for the FlexIO I2S callback.
AnnaBridge 189:f392fc9709a3 459 */
AnnaBridge 189:f392fc9709a3 460 void FLEXIO_I2S_TransferRxCreateHandle(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 461 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 462 flexio_i2s_callback_t callback,
AnnaBridge 189:f392fc9709a3 463 void *userData);
AnnaBridge 189:f392fc9709a3 464
AnnaBridge 189:f392fc9709a3 465 /*!
AnnaBridge 189:f392fc9709a3 466 * @brief Performs an interrupt non-blocking send transfer on FlexIO I2S.
AnnaBridge 189:f392fc9709a3 467 *
AnnaBridge 189:f392fc9709a3 468 * @note The API returns immediately after transfer initiates.
AnnaBridge 189:f392fc9709a3 469 * Call FLEXIO_I2S_GetRemainingBytes to poll the transfer status and check whether
AnnaBridge 189:f392fc9709a3 470 * the transfer is finished. If the return status is 0, the transfer is finished.
AnnaBridge 189:f392fc9709a3 471 *
AnnaBridge 189:f392fc9709a3 472 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 473 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 474 * @param xfer Pointer to flexio_i2s_transfer_t structure
AnnaBridge 189:f392fc9709a3 475 * @retval kStatus_Success Successfully start the data transmission.
AnnaBridge 189:f392fc9709a3 476 * @retval kStatus_FLEXIO_I2S_TxBusy Previous transmission still not finished, data not all written to TX register yet.
AnnaBridge 189:f392fc9709a3 477 * @retval kStatus_InvalidArgument The input parameter is invalid.
AnnaBridge 189:f392fc9709a3 478 */
AnnaBridge 189:f392fc9709a3 479 status_t FLEXIO_I2S_TransferSendNonBlocking(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 480 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 481 flexio_i2s_transfer_t *xfer);
AnnaBridge 189:f392fc9709a3 482
AnnaBridge 189:f392fc9709a3 483 /*!
AnnaBridge 189:f392fc9709a3 484 * @brief Performs an interrupt non-blocking receive transfer on FlexIO I2S.
AnnaBridge 189:f392fc9709a3 485 *
AnnaBridge 189:f392fc9709a3 486 * @note The API returns immediately after transfer initiates.
AnnaBridge 189:f392fc9709a3 487 * Call FLEXIO_I2S_GetRemainingBytes to poll the transfer status to check whether
AnnaBridge 189:f392fc9709a3 488 * the transfer is finished. If the return status is 0, the transfer is finished.
AnnaBridge 189:f392fc9709a3 489 *
AnnaBridge 189:f392fc9709a3 490 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 491 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 492 * @param xfer Pointer to flexio_i2s_transfer_t structure
AnnaBridge 189:f392fc9709a3 493 * @retval kStatus_Success Successfully start the data receive.
AnnaBridge 189:f392fc9709a3 494 * @retval kStatus_FLEXIO_I2S_RxBusy Previous receive still not finished.
AnnaBridge 189:f392fc9709a3 495 * @retval kStatus_InvalidArgument The input parameter is invalid.
AnnaBridge 189:f392fc9709a3 496 */
AnnaBridge 189:f392fc9709a3 497 status_t FLEXIO_I2S_TransferReceiveNonBlocking(FLEXIO_I2S_Type *base,
AnnaBridge 189:f392fc9709a3 498 flexio_i2s_handle_t *handle,
AnnaBridge 189:f392fc9709a3 499 flexio_i2s_transfer_t *xfer);
AnnaBridge 189:f392fc9709a3 500
AnnaBridge 189:f392fc9709a3 501 /*!
AnnaBridge 189:f392fc9709a3 502 * @brief Aborts the current send.
AnnaBridge 189:f392fc9709a3 503 *
AnnaBridge 189:f392fc9709a3 504 * @note This API can be called at any time when interrupt non-blocking transfer initiates
AnnaBridge 189:f392fc9709a3 505 * to abort the transfer in a early time.
AnnaBridge 189:f392fc9709a3 506 *
AnnaBridge 189:f392fc9709a3 507 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 508 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 509 */
AnnaBridge 189:f392fc9709a3 510 void FLEXIO_I2S_TransferAbortSend(FLEXIO_I2S_Type *base, flexio_i2s_handle_t *handle);
AnnaBridge 189:f392fc9709a3 511
AnnaBridge 189:f392fc9709a3 512 /*!
AnnaBridge 189:f392fc9709a3 513 * @brief Aborts the current receive.
AnnaBridge 189:f392fc9709a3 514 *
AnnaBridge 189:f392fc9709a3 515 * @note This API can be called at any time when interrupt non-blocking transfer initiates
AnnaBridge 189:f392fc9709a3 516 * to abort the transfer in a early time.
AnnaBridge 189:f392fc9709a3 517 *
AnnaBridge 189:f392fc9709a3 518 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 519 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 520 */
AnnaBridge 189:f392fc9709a3 521 void FLEXIO_I2S_TransferAbortReceive(FLEXIO_I2S_Type *base, flexio_i2s_handle_t *handle);
AnnaBridge 189:f392fc9709a3 522
AnnaBridge 189:f392fc9709a3 523 /*!
AnnaBridge 189:f392fc9709a3 524 * @brief Gets the remaining bytes to be sent.
AnnaBridge 189:f392fc9709a3 525 *
AnnaBridge 189:f392fc9709a3 526 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 527 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 528 * @param count Bytes sent.
AnnaBridge 189:f392fc9709a3 529 * @retval kStatus_Success Succeed get the transfer count.
AnnaBridge 189:f392fc9709a3 530 * @retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress.
AnnaBridge 189:f392fc9709a3 531 */
AnnaBridge 189:f392fc9709a3 532 status_t FLEXIO_I2S_TransferGetSendCount(FLEXIO_I2S_Type *base, flexio_i2s_handle_t *handle, size_t *count);
AnnaBridge 189:f392fc9709a3 533
AnnaBridge 189:f392fc9709a3 534 /*!
AnnaBridge 189:f392fc9709a3 535 * @brief Gets the remaining bytes to be received.
AnnaBridge 189:f392fc9709a3 536 *
AnnaBridge 189:f392fc9709a3 537 * @param base Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 538 * @param handle Pointer to flexio_i2s_handle_t structure which stores the transfer state
AnnaBridge 189:f392fc9709a3 539 * @return count Bytes received.
AnnaBridge 189:f392fc9709a3 540 * @retval kStatus_Success Succeed get the transfer count.
AnnaBridge 189:f392fc9709a3 541 * @retval kStatus_NoTransferInProgress There is not a non-blocking transaction currently in progress.
AnnaBridge 189:f392fc9709a3 542 */
AnnaBridge 189:f392fc9709a3 543 status_t FLEXIO_I2S_TransferGetReceiveCount(FLEXIO_I2S_Type *base, flexio_i2s_handle_t *handle, size_t *count);
AnnaBridge 189:f392fc9709a3 544
AnnaBridge 189:f392fc9709a3 545 /*!
AnnaBridge 189:f392fc9709a3 546 * @brief Tx interrupt handler.
AnnaBridge 189:f392fc9709a3 547 *
AnnaBridge 189:f392fc9709a3 548 * @param i2sBase Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 549 * @param i2sHandle Pointer to flexio_i2s_handle_t structure
AnnaBridge 189:f392fc9709a3 550 */
AnnaBridge 189:f392fc9709a3 551 void FLEXIO_I2S_TransferTxHandleIRQ(void *i2sBase, void *i2sHandle);
AnnaBridge 189:f392fc9709a3 552
AnnaBridge 189:f392fc9709a3 553 /*!
AnnaBridge 189:f392fc9709a3 554 * @brief Rx interrupt handler.
AnnaBridge 189:f392fc9709a3 555 *
AnnaBridge 189:f392fc9709a3 556 * @param i2sBase Pointer to FLEXIO_I2S_Type structure.
AnnaBridge 189:f392fc9709a3 557 * @param i2sHandle Pointer to flexio_i2s_handle_t structure.
AnnaBridge 189:f392fc9709a3 558 */
AnnaBridge 189:f392fc9709a3 559 void FLEXIO_I2S_TransferRxHandleIRQ(void *i2sBase, void *i2sHandle);
AnnaBridge 189:f392fc9709a3 560
AnnaBridge 189:f392fc9709a3 561 /*! @} */
AnnaBridge 189:f392fc9709a3 562
AnnaBridge 189:f392fc9709a3 563 #if defined(__cplusplus)
AnnaBridge 189:f392fc9709a3 564 }
AnnaBridge 189:f392fc9709a3 565 #endif /*_cplusplus*/
AnnaBridge 189:f392fc9709a3 566
AnnaBridge 189:f392fc9709a3 567 /*! @} */
AnnaBridge 189:f392fc9709a3 568
AnnaBridge 189:f392fc9709a3 569 #endif /* _FSL_FLEXIO_I2S_H_ */