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https://github.com/RIOT-OS/RIOT.git
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825b01e8e1
The function were used to set the GPIO pads in sleep mode. This function isn't required for deep or light sleep.
71 lines
1.5 KiB
C
71 lines
1.5 KiB
C
/*
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* Copyright (C) 2018 Gunar Schorcht
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup cpu_esp32
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* @{
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*
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* @file
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* @brief Architecture specific GPIO functions for ESP32
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*
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* @author Gunar Schorcht <gunar@schorcht.net>
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* @}
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*/
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#ifndef GPIO_ARCH_H
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#define GPIO_ARCH_H
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#include "gpio_arch_common.h"
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#include "periph/gpio.h"
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#include "soc/io_mux_reg.h"
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#include "soc/gpio_sig_map.h"
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#ifndef DOXYGEN
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Table of GPIO to IOMUX register mappings
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*/
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extern const uint32_t _gpio_to_iomux_reg[];
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#define GPIO_PIN_MUX_REG _gpio_to_iomux_reg
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/**
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* @brief Disable the pullup of the pin
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*/
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void gpio_pullup_dis (gpio_t pin);
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/**
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* @brief Returns the RTCIO pin number or -1 if the pin is not an RTCIO pin
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*/
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int8_t gpio_is_rtcio (gpio_t pin);
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/**
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* @brief Set the direction of a pin (initializes the pin calling gpio_init)
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* @param pin GPIO pin
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* @param mode active in sleep mode if true
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* @return 0 on success
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* -1 on invalid argument
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*/
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int gpio_set_direction(gpio_t pin, gpio_mode_t mode);
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/**
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* @brief extern declaration of ROM functions to avoid compilation problems
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*/
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void gpio_matrix_in (uint32_t gpio, uint32_t signal_idx, bool inv);
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void gpio_matrix_out(uint32_t gpio, uint32_t signal_idx, bool out_inv, bool oen_inv);
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#ifdef __cplusplus
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}
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#endif
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#endif /* DOXYGEN */
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#endif /* GPIO_ARCH_H */
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