1 /* 2 * Copyright (c) 2024 STMicroelectronics 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 /** 8 * @file 9 * @brief Public APIs for STM32 PWR wake-up pins configuration 10 */ 11 12 #ifndef ZEPHYR_DRIVERS_MISC_STM32_WKUP_PINS_H_ 13 #define ZEPHYR_DRIVERS_MISC_STM32_WKUP_PINS_H_ 14 15 #include <zephyr/drivers/gpio.h> 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 /** 22 * @brief Configure a GPIO pin as a source for STM32 PWR wake-up pins 23 * 24 * @param gpio Container for GPIO pin information specified in devicetree 25 * 26 * @return 0 on success, -EINVAL on invalid values 27 */ 28 int stm32_pwr_wkup_pin_cfg_gpio(const struct gpio_dt_spec *gpio); 29 30 /** 31 * @brief Enable or Disable pull-up and pull-down configuration for 32 * GPIO Ports that are associated with STM32 PWR wake-up pins 33 */ 34 void stm32_pwr_wkup_pin_cfg_pupd(void); 35 36 #ifdef __cplusplus 37 } 38 #endif 39 40 #endif /* ZEPHYR_DRIVERS_MISC_STM32_WKUP_PINS_H_ */ 41