/**************************************************************************************************** * configs/stm32f4discovery/src/stm32f4discovery-internal.h * arch/arm/src/board/stm32f4discovery-internal.n * * Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_H #define __CONFIGS_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_H /**************************************************************************************************** * Included Files ****************************************************************************************************/ #include #include #include /**************************************************************************************************** * Definitions ****************************************************************************************************/ /* Configuration ************************************************************************************/ /* How many SPI modules does this chip support? */ #if STM32_NSPI < 1 # undef CONFIG_STM32_SPI1 # undef CONFIG_STM32_SPI2 # undef CONFIG_STM32_SPI3 #elif STM32_NSPI < 2 # undef CONFIG_STM32_SPI2 # undef CONFIG_STM32_SPI3 #elif STM32_NSPI < 3 # undef CONFIG_STM32_SPI3 #endif /* STM32F4 Discovery GPIOs **************************************************************************/ /* LEDs */ #define GPIO_LED1 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\ GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN12) #define GPIO_LED2 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\ GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN13) #define GPIO_LED3 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\ GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN14) #define GPIO_LED4 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\ GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN15) /* BUTTONS -- NOTE that all have EXTI interrupts configured */ #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_PORTA|GPIO_PIN0) /* PWM * * The STM32F4 Discovery has no real on-board PWM devices, but the board can be * configured to output a pulse train using TIM4 CH2 on PD13. */ #define STM32F4DISCOVERY_PWMTIMER 4 #define STM32F4DISCOVERY_PWMCHANNEL 2 /* SPI chip selects */ #define GPIO_CS_MEMS (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\ GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN3) /* USB OTG FS * * PA9 OTG_FS_VBUS VBUS sensing (also connected to the green LED) * PC0 OTG_FS_PowerSwitchOn * PD5 OTG_FS_Overcurrent */ #define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9) #define GPIO_OTGFS_PWRON (GPIO_OUTPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTC|GPIO_PIN0) #ifdef CONFIG_USBHOST # define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_EXTI|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5) #else # define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5) #endif /**************************************************************************************************** * Public Types ****************************************************************************************************/ /**************************************************************************************************** * Public data ****************************************************************************************************/ #ifndef __ASSEMBLY__ /**************************************************************************************************** * Public Functions ****************************************************************************************************/ /**************************************************************************************************** * Name: stm32_spiinitialize * * Description: * Called to configure SPI chip select GPIO pins for the stm32f4discovery board. * ****************************************************************************************************/ void weak_function stm32_spiinitialize(void); /**************************************************************************************************** * Name: stm32_usbinitialize * * Description: * Called from stm32_usbinitialize very early in inialization to setup USB-related * GPIO pins for the STM32F4Discovery board. * ****************************************************************************************************/ #ifdef CONFIG_STM32_OTGFS void weak_function stm32_usbinitialize(void); #endif /**************************************************************************************************** * Name: stm32_usbhost_initialize * * Description: * Called at application startup time to initialize the USB host functionality. This function will * start a thread that will monitor for device connection/disconnection events. * ****************************************************************************************************/ #if defined(CONFIG_STM32_OTGFS) && defined(CONFIG_USBHOST) int stm32_usbhost_initialize(void); #endif /**************************************************************************************************** * Name: stm32_extmemgpios * * Description: * Initialize GPIOs for external memory usage * ****************************************************************************************************/ #ifdef CONFIG_STM32_FSMC void stm32_extmemgpios(const uint32_t *gpios, int ngpios); #endif /**************************************************************************************************** * Name: stm32_extmemaddr * * Description: * Initialize adress line GPIOs for external memory access * ****************************************************************************************************/ #ifdef CONFIG_STM32_FSMC void stm32_extmemaddr(int naddrs); #endif /**************************************************************************************************** * Name: stm32_extmemdata * * Description: * Initialize data line GPIOs for external memory access * ****************************************************************************************************/ #ifdef CONFIG_STM32_FSMC void stm32_extmemdata(int ndata); #endif /**************************************************************************************************** * Name: stm32_enablefsmc * * Description: * enable clocking to the FSMC module * ****************************************************************************************************/ #ifdef CONFIG_STM32_FSMC void stm32_enablefsmc(void); #endif /**************************************************************************************************** * Name: stm32_disablefsmc * * Description: * enable clocking to the FSMC module * ****************************************************************************************************/ #ifdef CONFIG_STM32_FSMC void stm32_disablefsmc(void); #endif /**************************************************************************************************** * Name: up_ledpminitialize * * Description: * Enable logic to use the LEDs on the STM32F4Discovery to support power management testing * ****************************************************************************************************/ #ifdef CONFIG_PM void up_ledpminitialize(void); #endif /**************************************************************************************************** * Name: up_pmbuttons * * Description: * Configure the user button of the STM32f4discovery board as EXTI, * so it is able to wakeup the MCU from the PM_STANDBY mode * ****************************************************************************************************/ #if defined(CONFIG_PM) && defined(CONFIG_IDLE_CUSTOM) && defined(CONFIG_PM_BUTTONS) void up_pmbuttons(void); #endif #endif /* __ASSEMBLY__ */ #endif /* __CONFIGS_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_H */