171 lines
5.8 KiB
C
171 lines
5.8 KiB
C
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/************************************************************************************
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* configs/stm32l476vg-disco/src/stm32l476vg-disco.h
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*
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* Copyright (C) 2014 Gregory Nutt. All rights reserved.
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* Authors: Frank Bennett
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* Gregory Nutt <gnutt@nuttx.org>
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* Sebastien Lorquet <sebastien@lorquet.fr>
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* dev@ziggurat29.com
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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#ifndef __CONFIGS_STM32L476VG_DISCO_SRC_STM32L476VG_DISCO_H
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#define __CONFIGS_STM32L476VG_DISCO_SRC_STM32L476VG_DISCO_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/compiler.h>
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#include <stdint.h>
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* Configuration ********************************************************************/
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/* LED.
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* LD4: the red LED on PB2
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* LD5: the green LED on PE8
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*
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* - When the I/O is HIGH value, the LED is on.
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* - When the I/O is LOW, the LED is off.
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*/
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#define GPIO_LED_RED \
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(GPIO_PORTB | GPIO_PIN2 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PUSHPULL | GPIO_PULLUP | \
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GPIO_SPEED_50MHz)
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#define GPIO_LED_GRN \
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(GPIO_PORTE | GPIO_PIN8 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PUSHPULL | GPIO_PULLUP | \
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GPIO_SPEED_50MHz)
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/* Buttons
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*
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* There is a 4 way d-pad 'joystick' with center button
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* connected to PA0,1,5,2,3
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* C L D R U
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*/
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#define MIN_IRQBUTTON BUTTON_CENTER
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#define MAX_IRQBUTTON BUTTON_UP
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#define NUM_IRQBUTTONS 5
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#define GPIO_BTN_CENTER \
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(GPIO_INPUT |GPIO_PULLDOWN |GPIO_EXTI | GPIO_PORTA | GPIO_PIN0)
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#define GPIO_BTN_LEFT \
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(GPIO_INPUT |GPIO_PULLDOWN |GPIO_EXTI | GPIO_PORTA | GPIO_PIN1)
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#define GPIO_BTN_DOWN \
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(GPIO_INPUT |GPIO_PULLDOWN |GPIO_EXTI | GPIO_PORTA | GPIO_PIN5)
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#define GPIO_BTN_RIGHT \
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(GPIO_INPUT |GPIO_PULLDOWN |GPIO_EXTI | GPIO_PORTA | GPIO_PIN2)
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#define GPIO_BTN_UP \
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(GPIO_INPUT |GPIO_PULLDOWN |GPIO_EXTI | GPIO_PORTA | GPIO_PIN3)
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/* SPI1 off */
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/* XXX is this used on disco? */
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#define GPIO_SPI1_MOSI_OFF (GPIO_INPUT | GPIO_PULLDOWN | \
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GPIO_PORTE | GPIO_PIN15)
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#define GPIO_SPI1_MISO_OFF (GPIO_INPUT | GPIO_PULLDOWN | \
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GPIO_PORTE | GPIO_PIN14)
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#define GPIO_SPI1_SCK_OFF (GPIO_INPUT | GPIO_PULLDOWN | \
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GPIO_PORTE | GPIO_PIN13)
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#define GPIO_SPI1_NSS_OFF (GPIO_INPUT | GPIO_PULLDOWN | \
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GPIO_PORTE | GPIO_PIN12)
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/* Devices on the onboard I2C bus.
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*
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* Note that these are unshifted addresses.
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*/
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/* XXX IS this 'unshifted'? */
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#define NUCLEO_I2C_OBDEV_CS43L22 0x94
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/************************************************************************************
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* Public Data
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************************************************************************************/
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/* Global driver instances */
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#ifdef CONFIG_STM32_SPI1
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extern struct spi_dev_s *g_spi1;
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#endif
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#ifdef CONFIG_STM32_SPI2
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extern struct spi_dev_s *g_spi2;
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#endif
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/************************************************************************************
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* Public Functions
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************************************************************************************/
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/************************************************************************************
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* Name: stm32_spiinitialize
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*
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* Description:
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* Called to configure SPI chip select GPIO pins.
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*
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************************************************************************************/
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void stm32_spiinitialize(void);
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/************************************************************************************
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* Name: stm32_usbinitialize
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*
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* Description:
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* Called to setup USB-related GPIO pins.
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*
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************************************************************************************/
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void stm32_usbinitialize(void);
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/************************************************************************************
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* Name: board_adc_initialize
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*
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* Description:
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* Initialize and register the ADC driver(s)
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*
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************************************************************************************/
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#ifdef CONFIG_ADC
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int board_adc_initialize(void);
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#endif
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#endif /* __CONFIGS_STM32L476VG_DISCO_SRC_STM32L476VG_DISCO_H */
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