rt-thread-official/bsp/gd32103c-eval/drivers/drv_gpio.h

46 lines
993 B
C

/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-12-27 iysheng first release
*/
#ifndef __DRV_GPIO_H__
#define __DRV_GPIO_H__
#include <rtthread.h>
#include <rthw.h>
#include <rtdevice.h>
#include <board.h>
#ifdef __cplusplus
extern "C" {
#endif
#define __GD32_PORT(port) GPIO##port##_BASE
#define GET_PIN(PORTx,PIN) (rt_base_t)((16 * ( ((rt_base_t)__GD32_PORT(PORTx) - (rt_base_t)GPIOA_BASE)/(0x0400UL) )) + PIN)
#define PIN_NUM(port, no) (((((port) & 0xFu) << 4) | ((no) & 0xFu)))
#define PIN_PORT(pin) ((uint8_t)(((pin) >> 4) & 0xFu))
#define PIN_NO(pin) ((uint8_t)((pin) & 0xFu))
#define PIN_GDPORT(pin) ((GPIO_TypeDef *)(GPIOA_BASE + (0x400u * PIN_PORT(pin))))
#define PIN_GDPIN(pin) ((uint16_t)(1u << PIN_NO(pin)))
struct pin_irq_map
{
rt_uint16_t pinbit;
IRQn_Type irqno;
};
#ifdef __cplusplus
}
#endif
#endif /* __DRV_GPIO_H__ */