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/************************************************************************************
* configs/nucleo-f401re/src/nucleo-f401re.h
*
* Copyright (C) 2014 Gregory Nutt. All rights reserved.
* Authors: Frank Bennett
* Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __CONFIGS_NUCLEO_F401RE_SRC_NUCLEO_F401RE_H
#define __CONFIGS_NUCLEO_F401RE_SRC_NUCLEO_F401RE_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdint.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Configuration ********************************************************************/
#define HAVE_MMCSD 1
#if !defined(CONFIG_STM32_SDIO) || !defined(CONFIG_MMCSD) || !defined(CONFIG_MMCSD_SDIO)
# undef HAVE_MMCSD
#endif
/* LED. User LD2: the green LED is a user LED connected to Arduino signal D13
* corresponding to MCU I/O PA5 (pin 21) or PB13 (pin 34) depending on the STM32
* target.
*
* - When the I/O is HIGH value, the LED is on.
* - When the I/O is LOW, the LED is off.
*/
#define GPIO_LD2 \
(GPIO_PORTA | GPIO_PIN5 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | \
GPIO_SPEED_50MHz)
/* Buttons
*
* B1 USER: the user button is connected to the I/O PC13 (pin 2) of the STM32
* microcontroller.
*/
#define MIN_IRQBUTTON BUTTON_USER
#define MAX_IRQBUTTON BUTTON_USER
#define NUM_IRQBUTTONS 1
#define GPIO_BTN_USER \
(GPIO_INPUT |GPIO_FLOAT |GPIO_EXTI | GPIO_PORTC | GPIO_PIN13)
/* The shield uses the following pins:
*
* +5V
* GND
* SERIAL_TX=PA_2 USER_BUTTON=PC_13
* SERIAL_RX=PA_3 LD2=PA_5
*
* Analog Digital
* A0=PA_0 USART2RX D0=PA_3 D8 =PA_9
* A1=PA_1 USART2TX D1=PA_2 D9 =PC_7
* A2=PA_4 D2=PA_10 WIFI_CS=D10=PB_6 SPI_CS
* A3=PB_0 WIFI_INT=D3=PB_3 D11=PA_7 SPI_MOSI
* A4=PC_1 SD_CS=D4=PB_5 D12=PA_6 SPI_MISO
* A5=PC_0 WIFI_EN=D5=PB_4 LD2=D13=PA_5 SPI_SCK
* LED2=D6=PB_10 I2C1_SDA=D14=PB_9 WIFI Probe
* D7=PA_8 I2C1_SCL=D15=PB_8 WIFI Probe
*
* mostly from: https://mbed.org/platforms/ST-Nucleo-F401RE/
*
*/
#ifdef CONFIG_WL_CC3000
# define GPIO_WIFI_INT (GPIO_PORTB | GPIO_PIN3 | GPIO_INPUT | GPIO_PULLUP | GPIO_EXTI)
# define GPIO_WIFI_EN (GPIO_PORTB | GPIO_PIN4 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_WIFI_CS (GPIO_PORTB | GPIO_PIN6 | GPIO_OUTPUT_SET | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_D14 (GPIO_PORTB | GPIO_PIN9 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_D15 (GPIO_PORTB | GPIO_PIN8 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_D0 (GPIO_PORTA | GPIO_PIN3 | GPIO_INPUT | GPIO_PULLUP )
# define GPIO_D1 (GPIO_PORTA | GPIO_PIN2 | GPIO_OUTPUT_CLEAR | GPIO_PULLUP )
# define GPIO_D2 (GPIO_PORTA | GPIO_PIN10 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_A0 (GPIO_PORTA | GPIO_PIN0 | GPIO_OUTPUT_SET | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_A1 (GPIO_PORTA | GPIO_PIN1 | GPIO_OUTPUT_SET | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
# define GPIO_A2 (GPIO_PORTA | GPIO_PIN4 | GPIO_INPUT | GPIO_PULLUP )
# define GPIO_A3 (GPIO_PORTB | GPIO_PIN0 | GPIO_INPUT | GPIO_PULLUP )
#endif
/* SPI1 off */
#define GPIO_SPI1_MOSI_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN7)
#define GPIO_SPI1_MISO_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN6)
#define GPIO_SPI1_SCK_OFF (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN5)
/* SPI1 chip selects off */
#ifdef CONFIG_WL_CC3000
# define GPIO_SPI_CS_WIFI_OFF \
(GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN6)
#endif
#ifdef HAVE_MMCSD
# define GPIO_SPI_CS_SD_CARD_OFF \
(GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN5)
#endif
/* SPI chip selects */
#ifdef CONFIG_WL_CC3000
# define GPIO_SPI_CS_WIFI \
(GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN6)
#endif
#ifdef HAVE_MMCSD
# define GPIO_SPI_CS_SD_CARD \
(GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN5)
#endif
/* Devices on the onboard bus.
*
* Note that these are unshifted addresses.
*/
#define NUCLEO_I2C_OBDEV_LED 0x55
#define NUCLEO_I2C_OBDEV_HMC5883 0x1e
/* User GPIOs
*
* GPIO0-1 are for probing WIFI status
*/
#ifdef CONFIG_WL_CC3000
# define GPIO_GPIO0_INPUT \
(GPIO_INPUT|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN8)
# define GPIO_GPIO1_INPUT \
(GPIO_INPUT|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN9)
# define GPIO_GPIO0_OUTPUT \
(GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN8)
# define GPIO_GPIO1_OUTPUT \
(GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN9)
#endif
/************************************************************************************
* Public Data
************************************************************************************/
/* Global driver instances */
#ifdef CONFIG_STM32_SPI1
extern struct spi_dev_s *g_spi1;
#endif
#ifdef CONFIG_STM32_SPI2
extern struct spi_dev_s *g_spi2;
#endif
#ifdef HAVE_MMCSD
extern struct sdio_dev_s *g_sdio;
#endif
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: stm32_spiinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins.
*
************************************************************************************/
void stm32_spiinitialize(void);
/************************************************************************************
* Name: stm32_usbinitialize
*
* Description:
* Called to setup USB-related GPIO pins.
*
************************************************************************************/
void stm32_usbinitialize(void);
/****************************************************************************
* Name: board_led_initialize
*
* Description:
* Initialize LED GPIO outputs
*
****************************************************************************/
#ifdef CONFIG_ARCH_LEDS
void board_led_initialize(void);
#endif
#endif /* __CONFIGS_NUCLEO_F401RE_SRC_NUCLEO_F401RE_H */
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