rt-thread-official/bsp/avr32/drivers/drv_uart.h

45 lines
1020 B
C

/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2009-01-05 Bernard first version
* 2010-03-29 Bernard remove interrupt tx and DMA rx mode.
* 2010-03-30 Kyle Ported from STM32 to AVR32.
* 2023-10-25 Raman Gopalan UART driver for at32uc3a: Initial version
* 2023-11-06 Raman Gopalan Driver abstractions for uc3a and uc3b devices
*/
#ifndef __RT_HW_SERIAL_H__
#define __RT_HW_SERIAL_H__
#include <rthw.h>
#include <rtthread.h>
#include "compiler.h"
#include "usart.h"
#define FOSC0 12000000
#ifndef BSP_BOARD_MIZAR32B
#define FCPU 60000000
#define FHSB FCPU
#define FPBA FCPU
#define FPBB FCPU
#else
#define FCPU 66000000
#define FHSB FCPU
#define FPBA 16500000
#define FPBB FCPU
#endif
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_DMA_NODE_SIZE 4
#ifdef RT_USING_SERIAL
int rt_hw_uart_init(void);
#endif
#endif