rt-thread-official/bsp/at32/Libraries/rt_drivers/drv_can.h

59 lines
1.1 KiB
C

/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-02-09 shelton the first version
*/
#ifndef __DRV_CAN_H__
#define __DRV_CAN_H__
#ifdef __cplusplus
extern "C" {
#endif
#include <board.h>
#include <rtdevice.h>
#include <rtthread.h>
#define CAN_TX_MAILBOX0 (0x00000001U) /*!< Tx Mailbox 0 */
#define CAN_TX_MAILBOX1 (0x00000002U) /*!< Tx Mailbox 1 */
#define CAN_TX_MAILBOX2 (0x00000004U) /*!< Tx Mailbox 2 */
struct at32_baud_rate_tab
{
rt_uint32_t baud_rate;
rt_uint32_t sjw;
rt_uint32_t bs1;
rt_uint32_t bs2;
rt_uint32_t psc;
};
struct CAN_Handler
{
CAN_Type *Instance;
CAN_InitType CanInit;
CAN_FilterInitType FilterConfig;
};
/* at32 can device */
struct at32_can
{
char *name;
struct CAN_Handler CanConfig;
struct rt_can_device device; /* inherit from can device */
};
int rt_hw_can_init(void);
#ifdef __cplusplus
}
#endif
#endif /*__DRV_CAN_H__ */
/************************** end of file ******************/