rt-thread-official/bsp/wch/risc-v/Libraries/ch32_drivers/drv_gpio.h

39 lines
699 B
C

/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-08-25 liYony first version
*/
#ifndef __DRV_GPIO_H__
#define __DRV_GPIO_H__
#include <board.h>
#include <rtthread.h>
#include "rtdevice.h"
#include <rthw.h>
#ifdef __cplusplus
extern "C" {
#endif
#define __CH32_PORT(port) GPIO##port##_BASE
#define GET_PIN(PORTx,PIN) (rt_base_t)((16 * ( ((rt_base_t)__CH32_PORT(PORTx) - (rt_base_t)GPIOA_BASE)/(0x0400UL) )) + PIN)
struct pin_irq_map
{
rt_uint16_t pinbit;
IRQn_Type irqno;
};
int rt_hw_pin_init(void);
#ifdef __cplusplus
}
#endif
#endif /* __DRV_GPIO_H__ */