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https://github.com/RIOT-OS/RIOT.git
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80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
/*
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* Copyright (C) 2018 Gunar Schorcht
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* Copyright (C) 2020 Google LLC
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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 boards_esp32_esp-ethernet-kit
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* @file
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* @{
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*/
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#ifndef BOARD_H
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#define BOARD_H
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#include <stdint.h>
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/* include common board definitions as last step */
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#include "board_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !MODULE_ESP_ETH || DOXYGEN
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/**
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* @name Button pin definitions
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* @{
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*/
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/**
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* @brief Default button GPIO pin definition
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*
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* The button is only available when Ethernet is not used, as is shares its pin
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* with the Phy clock.
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*/
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#define BTN0_PIN GPIO0
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/**
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* @brief Default button GPIO mode definition
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*
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* Since the GPIO of the button is pulled up with an external resistor, the
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* mode for the GPIO pin has to be GPIO_IN. */
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#define BTN0_MODE GPIO_IN
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/**
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* @brief Default interrupt flank definition for the button GPIO
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*/
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#ifndef BTN0_INT_FLANK
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#define BTN0_INT_FLANK GPIO_FALLING
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#endif
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/**
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* @brief Definition for compatibility with previous versions
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*/
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#define BUTTON0_PIN BTN0_PIN
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/** @} */
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#endif /* !MODULE_ESP_ETH || DOXYGEN */
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/**
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* @name ESP32 Ethernet (EMAC) configuration
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* @{
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*/
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#define EMAC_PHY_IP101G 1 /**< IP101G used as PHY interface */
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#define EMAC_PHY_ADDRESS 1 /**< PHY1 used as base address */
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#define EMAC_PHY_SMI_MDC_PIN 23 /**< SMI MDC pin */
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#define EMAC_PHY_SMI_MDIO_PIN 18 /**< SMI MDC pin */
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#define EMAC_PHY_CLOCK_MODE ETH_CLOCK_GPIO0_IN /**< external 50 MHz clock */
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#define EMAC_PHY_POWER_PIN GPIO5 /**< PHY RESET_N connected to pin 5 */
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/** @} */
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#ifdef __cplusplus
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} /* end extern "C" */
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#endif
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#endif /* BOARD_H */
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/** @} */
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