periph_conf.h

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/*
 * Copyright (C) 2018 Gunar Schorcht
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once
 
#include <stdint.h>
 
#include "periph_cpu.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef ADC_GPIOS
#if MODULE_OLIMEX_ESP32_GATEWAY
#define ADC_GPIOS { GPIO32, GPIO35, GPIO36, GPIO39 }
#else /* MODULE_OLIMEX_ESP32_GATEWAY */
#define ADC_GPIOS { }
#endif /* MODULE_OLIMEX_ESP32_GATEWAY */
#endif /* ADC_GPIOS */
 
#ifndef DAC_GPIOS
#define DAC_GPIOS { }
#endif
#ifndef MODULE_OLIMEX_ESP32_GATEWAY
#define CAN_TX      GPIO5          
#define CAN_RX      GPIO35         
#endif
 
#ifndef I2C0_SPEED
#define I2C0_SPEED  I2C_SPEED_FAST  
#endif
 
#ifdef MODULE_OLIMEX_ESP32_GATEWAY
#ifndef I2C0_SCL
#define I2C0_SCL    GPIO16          
#endif
#ifndef I2C0_SDA
#define I2C0_SDA    GPIO17          
#endif
#else /* MODULE_OLIMEX_ESP32_GATEWAY */
#ifndef I2C0_SCL
#define I2C0_SCL    GPIO16          
#endif
#ifndef I2C0_SDA
#define I2C0_SDA    GPIO13          
#endif
#endif /* MODULE_OLIMEX_ESP32_GATEWAY */
 
#ifndef PWM0_GPIOS
#if CONFIG_FLASHMODE_DOUT || CONFIG_FLASHMODE_DIO || DOXYGEN
#define PWM0_GPIOS { GPIO9, GPIO10 }
#else
#error Configuration problem: Flash mode qio or qout is used, \
       GPIO9 and GPIO10 cannot be used as PWM channels as configured
#endif
#endif
 
static const sdmmc_conf_t sdmmc_config[] = {
    {
        .slot = SDMMC_SLOT_1,
        .cd = GPIO_UNDEF,
        .wp = GPIO_UNDEF,
#if MODULE_OLIMEX_ESP32_GATEWAY
        .bus_width = 4,
#else
        .bus_width = 1,
#endif
    },
};
 
#define SDMMC_CONFIG_NUMOF  1
#if !MODULE_PERIPH_SDMMC && !MODULE_OLIMEX_ESP32_GATEWAY
 
#ifndef SPI0_CTRL
#define SPI0_CTRL   HSPI
#endif
 
#ifndef SPI0_SCK
#define SPI0_SCK    GPIO14  
#endif
#ifndef SPI0_MISO
#define SPI0_MISO   GPIO2   
#endif
#ifndef SPI0_MOSI
#define SPI0_MOSI   GPIO15  
#endif
#ifndef SPI0_CS0
#define SPI0_CS0    GPIO17  
#endif
 
#endif /* !MODULE_PERIPH_SDMMC && !MODULE_OLIMEX_ESP32_GATEWAY */
 
#define UART0_TXD   GPIO1   
#define UART0_RXD   GPIO3   
#if !MODULE_OLIMEX_ESP32_GATEWAY
 
#ifndef UART1_TXD
#define UART1_TXD   GPIO4   
#endif
#ifndef UART1_RXD
#define UART1_RXD   GPIO36  
#endif
 
#endif /* !MODULE_OLIMEX_ESP32_GATEWAY */
#ifdef __cplusplus
} /* end extern "C" */
#endif
 
/* include common peripheral definitions as last step */
#include "periph_conf_common.h"