1 /*
2  * Copyright (c) 2006-2023, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2019-01-02     zylx         first version
9  * 2019-01-08     SummerGift   clean up the code
10  */
11 
12 #ifndef __DMA_CONFIG_H__
13 #define __DMA_CONFIG_H__
14 
15 #include <rtthread.h>
16 
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 #if defined(BSP_UART2_RX_USING_DMA) && !defined(UART2_RX_DMA_INSTANCE)
22 #define UART2_DMA_RX_IRQHandler          DMA1_Channel5_IRQHandler
23 #define UART2_RX_DMA_RCC                 RCC_AHBENR_DMA1EN
24 #define UART2_RX_DMA_INSTANCE            DMA1_Channel5
25 #define UART2_RX_DMA_CHANNEL             DMA1_Channel5_BASE
26 #define UART2_RX_DMA_IRQ                 DMA1_Channel5_IRQn
27 #endif
28 
29 #if defined(BSP_UART2_TX_USING_DMA) && !defined(UART2_TX_DMA_INSTANCE)
30 #define UART2_DMA_TX_IRQHandler          DMA1_Channel6_IRQHandler
31 #define UART2_TX_DMA_RCC                 RCC_AHBENR_DMA1EN
32 #define UART2_TX_DMA_INSTANCE            DMA1_Channel6
33 #define UART2_TX_DMA_CHANNEL             DMA1_Channel6_BASE
34 #define UART2_TX_DMA_IRQ                 DMA1_Channel6_IRQn
35 #endif
36 
37 #ifdef __cplusplus
38 }
39 #endif
40 
41 #endif /* __DMA_CONFIG_H__ */
42