rt-thread/bsp/stm32f40x/drivers/gpio.h

/*
 * Copyright (c) 2006-2018, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2015-01-05     Bernard      the first version
 */
#ifndef GPIO_H__
#define GPIO_H__

int stm32_hw_pin_init(void);

#endif