113 lines
4.6 KiB
C
113 lines
4.6 KiB
C
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/**
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* Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef NRF_DRV_I2S_H__
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#define NRF_DRV_I2S_H__
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#include <nrfx_i2s.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @defgroup nrf_drv_i2s I2S driver - legacy layer
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* @{
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* @ingroup nrf_i2s
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*
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* @brief @tagAPI52 Layer providing compatibility with the former API.
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*/
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/** @brief Type definition for forwarding the new implementation. */
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typedef nrfx_i2s_config_t nrf_drv_i2s_config_t;
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/** @brief Type definition for forwarding the new implementation. */
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typedef nrfx_i2s_buffers_t nrf_drv_i2s_buffers_t;
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/** @brief Macro for forwarding the new implementation. */
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#define NRF_DRV_I2S_PIN_NOT_USED NRFX_I2S_PIN_NOT_USED
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/** @brief Macro for forwarding the new implementation. */
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#define NRF_DRV_I2S_FLAG_SYNCHRONIZED_MODE NRFX_I2S_FLAG_SYNCHRONIZED_MODE
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/** @brief Macro for forwarding the new implementation. */
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#define NRF_DRV_I2S_DEFAULT_CONFIG NRFX_I2S_DEFAULT_CONFIG
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/** @brief Macro for forwarding the new implementation. */
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#define NRF_DRV_I2S_STATUS_NEXT_BUFFERS_NEEDED NRFX_I2S_STATUS_NEXT_BUFFERS_NEEDED
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/** @brief Macro for forwarding the new implementation. */
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#define nrf_drv_i2s_data_handler_t nrfx_i2s_data_handler_t
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/** @brief Macro for forwarding the new implementation. */
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#define nrf_drv_i2s_uninit nrfx_i2s_uninit
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/** @brief Macro for forwarding the new implementation. */
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#define nrf_drv_i2s_start nrfx_i2s_start
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/** @brief Macro for forwarding the new implementation. */
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#define nrf_drv_i2s_next_buffers_set nrfx_i2s_next_buffers_set
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/** @brief Macro for forwarding the new implementation. */
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#define nrf_drv_i2s_stop nrfx_i2s_stop
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/**
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* @brief Function for initializing the I2S driver.
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*
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* @param[in] p_config Pointer to the structure with initial configuration.
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* If NULL, the default configuration is used.
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* @param[in] handler Data handler provided by the user. Must not be NULL.
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*
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* @retval NRF_SUCCESS If initialization was successful.
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* @retval NRF_ERROR_INVALID_STATE If the driver was already initialized.
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* @retval NRF_ERROR_INVALID_PARAM If the requested combination of configuration
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* options is not allowed by the I2S peripheral.
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*/
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__STATIC_INLINE ret_code_t nrf_drv_i2s_init(nrf_drv_i2s_config_t const * p_config,
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nrf_drv_i2s_data_handler_t handler)
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{
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if (p_config == NULL)
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{
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static nrfx_i2s_config_t const default_config = NRFX_I2S_DEFAULT_CONFIG;
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p_config = &default_config;
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}
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return nrfx_i2s_init(p_config, handler);
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}
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif // NRF_DRV_I2S_H__
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