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Diffstat (limited to '')
| -rw-r--r-- | bsps/arm/imxrt/include/fsl_lpuart_edma.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/bsps/arm/imxrt/include/fsl_lpuart_edma.h b/bsps/arm/imxrt/include/fsl_lpuart_edma.h deleted file mode 100644 index d6d35274af..0000000000 --- a/bsps/arm/imxrt/include/fsl_lpuart_edma.h +++ /dev/null @@ -1,173 +0,0 @@ -/* - * Copyright (c) 2015, Freescale Semiconductor, Inc. - * Copyright 2016-2020 NXP - * All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ -#ifndef _FSL_LPUART_EDMA_H_ -#define _FSL_LPUART_EDMA_H_ - -#include "fsl_lpuart.h" -#include "fsl_edma.h" - -/*! - * @addtogroup lpuart_edma_driver - * @{ - */ - -/******************************************************************************* - * Definitions - ******************************************************************************/ - -/*! @name Driver version */ -/*@{*/ -/*! @brief LPUART EDMA driver version 2.3.0. */ -#define FSL_LPUART_EDMA_DRIVER_VERSION (MAKE_VERSION(2, 3, 0)) -/*@}*/ - -/* Forward declaration of the handle typedef. */ -typedef struct _lpuart_edma_handle lpuart_edma_handle_t; - -/*! @brief LPUART transfer callback function. */ -typedef void (*lpuart_edma_transfer_callback_t)(LPUART_Type *base, - lpuart_edma_handle_t *handle, - status_t status, - void *userData); - -/*! - * @brief LPUART eDMA handle - */ -struct _lpuart_edma_handle -{ - lpuart_edma_transfer_callback_t callback; /*!< Callback function. */ - void *userData; /*!< LPUART callback function parameter.*/ - size_t rxDataSizeAll; /*!< Size of the data to receive. */ - size_t txDataSizeAll; /*!< Size of the data to send out. */ - - edma_handle_t *txEdmaHandle; /*!< The eDMA TX channel used. */ - edma_handle_t *rxEdmaHandle; /*!< The eDMA RX channel used. */ - - uint8_t nbytes; /*!< eDMA minor byte transfer count initially configured. */ - - volatile uint8_t txState; /*!< TX transfer state. */ - volatile uint8_t rxState; /*!< RX transfer state */ -}; - -/******************************************************************************* - * API - ******************************************************************************/ - -#if defined(__cplusplus) -extern "C" { -#endif - -/*! - * @name eDMA transactional - * @{ - */ - -/*! - * @brief Initializes the LPUART handle which is used in transactional functions. - * @param base LPUART peripheral base address. - * @param handle Pointer to lpuart_edma_handle_t structure. - * @param callback Callback function. - * @param userData User data. - * @param txEdmaHandle User requested DMA handle for TX DMA transfer. - * @param rxEdmaHandle User requested DMA handle for RX DMA transfer. - */ -void LPUART_TransferCreateHandleEDMA(LPUART_Type *base, - lpuart_edma_handle_t *handle, - lpuart_edma_transfer_callback_t callback, - void *userData, - edma_handle_t *txEdmaHandle, - edma_handle_t *rxEdmaHandle); - -/*! - * @brief Sends data using eDMA. - * - * This function sends data using eDMA. This is a non-blocking function, which returns - * right away. When all data is sent, the send callback function is called. - * - * @param base LPUART peripheral base address. - * @param handle LPUART handle pointer. - * @param xfer LPUART eDMA transfer structure. See #lpuart_transfer_t. - * @retval kStatus_Success if succeed, others failed. - * @retval kStatus_LPUART_TxBusy Previous transfer on going. - * @retval kStatus_InvalidArgument Invalid argument. - */ -status_t LPUART_SendEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle, lpuart_transfer_t *xfer); - -/*! - * @brief Receives data using eDMA. - * - * This function receives data using eDMA. This is non-blocking function, which returns - * right away. When all data is received, the receive callback function is called. - * - * @param base LPUART peripheral base address. - * @param handle Pointer to lpuart_edma_handle_t structure. - * @param xfer LPUART eDMA transfer structure, see #lpuart_transfer_t. - * @retval kStatus_Success if succeed, others fail. - * @retval kStatus_LPUART_RxBusy Previous transfer ongoing. - * @retval kStatus_InvalidArgument Invalid argument. - */ -status_t LPUART_ReceiveEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle, lpuart_transfer_t *xfer); - -/*! - * @brief Aborts the sent data using eDMA. - * - * This function aborts the sent data using eDMA. - * - * @param base LPUART peripheral base address. - * @param handle Pointer to lpuart_edma_handle_t structure. - */ -void LPUART_TransferAbortSendEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle); - -/*! - * @brief Aborts the received data using eDMA. - * - * This function aborts the received data using eDMA. - * - * @param base LPUART peripheral base address. - * @param handle Pointer to lpuart_edma_handle_t structure. - */ -void LPUART_TransferAbortReceiveEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle); - -/*! - * @brief Gets the number of bytes written to the LPUART TX register. - * - * This function gets the number of bytes written to the LPUART TX - * register by DMA. - * - * @param base LPUART peripheral base address. - * @param handle LPUART handle pointer. - * @param count Send bytes count. - * @retval kStatus_NoTransferInProgress No send in progress. - * @retval kStatus_InvalidArgument Parameter is invalid. - * @retval kStatus_Success Get successfully through the parameter \p count; - */ -status_t LPUART_TransferGetSendCountEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle, uint32_t *count); - -/*! - * @brief Gets the number of received bytes. - * - * This function gets the number of received bytes. - * - * @param base LPUART peripheral base address. - * @param handle LPUART handle pointer. - * @param count Receive bytes count. - * @retval kStatus_NoTransferInProgress No receive in progress. - * @retval kStatus_InvalidArgument Parameter is invalid. - * @retval kStatus_Success Get successfully through the parameter \p count; - */ -status_t LPUART_TransferGetReceiveCountEDMA(LPUART_Type *base, lpuart_edma_handle_t *handle, uint32_t *count); - -/*@}*/ - -#if defined(__cplusplus) -} -#endif - -/*! @}*/ - -#endif /* _FSL_LPUART_EDMA_H_ */ |