esp-idf/components/esp_driver_gpio/include/esp_private/gpio.h
2024-02-27 17:01:53 +08:00

58 lines
1.2 KiB
C

/*
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "sdkconfig.h"
#include <esp_types.h>
#include "soc/soc_caps.h"
#include "driver/gpio.h"
#ifdef __cplusplus
extern "C" {
#endif
#if CONFIG_GPIO_ESP32_SUPPORT_SWITCH_SLP_PULL
/**
* @brief Emulate ESP32S2 behaviour to backup FUN_PU, FUN_PD information
*
* @note Need to be called before sleep.
*
* @return
* - ESP_OK Success
* - ESP_ERR_INVALID_ARG GPIO number error
*/
esp_err_t gpio_sleep_pupd_config_apply(gpio_num_t gpio_num);
/**
* @brief Emulate ESP32S2 behaviour to restore FUN_PU, FUN_PD information
*
* @note Need to be called after sleep.
*
* @return
* - ESP_OK Success
* - ESP_ERR_INVALID_ARG GPIO number error
*/
esp_err_t gpio_sleep_pupd_config_unapply(gpio_num_t gpio_num);
#endif
/**
* @brief Configure a pin to perform GPIO function or an IOMUX function
*
* @param gpio_num GPIO number.
* @param func Function to assign to the pin. see "io_mux_reg.h"
*
* @return
* - ESP_OK Success
* - ESP_ERR_INVALID_ARG GPIO number error
*/
esp_err_t gpio_func_sel(gpio_num_t gpio_num, uint32_t func);
#ifdef __cplusplus
}
#endif