1 /* 2 * SPDX-License-Identifier: Apache-2.0 3 * 4 * Date Author Notes 5 * 2018-03-13 ZeroFree first implementation 6 */ 7 8 #ifndef __DRV_GPIO_H__ 9 #define __DRV_GPIO_H__ 10 11 int rt_hw_pin_init(void); 12 13 #endif 14