103 lines
3.5 KiB
C
103 lines
3.5 KiB
C
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file hal_i2s_lld.h
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* @brief PLATFORM I2S subsystem low level driver header.
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*
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* @addtogroup I2S
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* @{
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*/
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#ifndef HAL_I2S_LLD_H
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#define HAL_I2S_LLD_H
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#if (HAL_USE_I2S == TRUE) || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/**
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* @name PLATFORM configuration options
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* @{
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*/
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/**
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* @brief I2SD1 driver enable switch.
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* @details If set to @p TRUE the support for I2S1 is included.
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* @note The default is @p FALSE.
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*/
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#if !defined(PLATFORM_I2S_USE_I2S1) || defined(__DOXYGEN__)
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#define PLATFORM_I2S_USE_I2S1 FALSE
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#endif
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/** @} */
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/**
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* @brief Low level fields of the I2S driver structure.
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*/
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#define i2s_lld_driver_fields \
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/* Dummy field, it is not needed.*/ \
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uint32_t dummy
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/**
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* @brief Low level fields of the I2S configuration structure.
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*/
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#define i2s_lld_config_fields \
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/* Dummy configuration, it is not needed.*/ \
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uint32_t dummy
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#if (PLATFORM_I2S_USE_I2S1 == TRUE) && !defined(__DOXYGEN__)
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extern I2SDriver I2SD1;
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void i2s_lld_init(void);
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void i2s_lld_start(I2SDriver *i2sp);
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void i2s_lld_stop(I2SDriver *i2sp);
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void i2s_lld_start_exchange(I2SDriver *i2sp);
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void i2s_lld_stop_exchange(I2SDriver *i2sp);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HAL_USE_I2S == TRUE */
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#endif /* HAL_I2S_LLD_H */
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/** @} */
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