6c6df1208f
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5775 42af7a65-404d-4744-a932-0658087f49c3
305 lines
12 KiB
C
305 lines
12 KiB
C
/****************************************************************************************************
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* configs/stm32f4discovery/src/stm32f4discovery-internal.h
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* arch/arm/src/board/stm32f4discovery-internal.n
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*
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* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_H
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#define __CONFIGS_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_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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* Definitions
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****************************************************************************************************/
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/* Configuration ************************************************************************************/
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/* How many SPI modules does this chip support? */
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#if STM32_NSPI < 1
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# undef CONFIG_STM32_SPI1
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# undef CONFIG_STM32_SPI2
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# undef CONFIG_STM32_SPI3
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#elif STM32_NSPI < 2
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# undef CONFIG_STM32_SPI2
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# undef CONFIG_STM32_SPI3
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#elif STM32_NSPI < 3
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# undef CONFIG_STM32_SPI3
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#endif
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/* STM32F4 Discovery GPIOs **************************************************************************/
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/* LEDs */
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#define GPIO_LED1 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN12)
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#define GPIO_LED2 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN13)
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#define GPIO_LED3 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN14)
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#define GPIO_LED4 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN15)
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/* BUTTONS -- NOTE that all have EXTI interrupts configured */
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#define MIN_IRQBUTTON BUTTON_USER
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#define MAX_IRQBUTTON BUTTON_USER
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#define NUM_IRQBUTTONS 1
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#define GPIO_BTN_USER (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTA|GPIO_PIN0)
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/* PWM
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*
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* The STM32F4 Discovery has no real on-board PWM devices, but the board can be
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* configured to output a pulse train using TIM4 CH2 on PD13.
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*/
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#define STM32F4DISCOVERY_PWMTIMER 4
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#define STM32F4DISCOVERY_PWMCHANNEL 2
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/* SPI chip selects */
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#define GPIO_CS_MEMS (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN3)
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/* USB OTG FS
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*
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* PA9 OTG_FS_VBUS VBUS sensing (also connected to the green LED)
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* PC0 OTG_FS_PowerSwitchOn
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* PD5 OTG_FS_Overcurrent
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*/
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#define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9)
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#define GPIO_OTGFS_PWRON (GPIO_OUTPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTC|GPIO_PIN0)
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#ifdef CONFIG_USBHOST
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# define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_EXTI|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5)
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#else
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# define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5)
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#endif
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/* UG-2864AMBAG01 or UG-2864HSWEG01 OLED Display (SPI 4-wire):
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*
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* --------------------------+----------------------------------------------
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* Connector CON10 J1: | STM32F4Discovery
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* --------------+-----------+----------------------------------------------
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* CON10 J1: | CON20 J2: | P1/P2:
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* --------------+-----------+----------------------------------------------
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* 1 3v3 | 3,4 3v3 | P2 3V
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* 3 /RESET | 8 /RESET | P2 PB6 (Arbitrary selection)
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* 5 /CS | 7 /CS | P2 PB7 (Arbitrary selection)
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* 7 A0|D/C | 9 A0|D/C | P2 PB8 (Arbitrary selection)
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* 9 LED+ (N/C) | ----- | -----
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* 2 5V Vcc | 1,2 Vcc | P2 5V
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* 4 DI | 18 D1/SI | P1 PA7 (GPIO_SPI1_MOSI == GPIO_SPI1_MOSI_1 (1))
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* 6 SCLK | 19 D0/SCL | P1 PA5 (GPIO_SPI1_SCK == GPIO_SPI1_SCK_1 (1))
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* 8 LED- (N/C) | ----- | ------
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* 10 GND | 20 GND | P2 GND
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* --------------+-----------+----------------------------------------------
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* (1) Required because of on-board MEMS
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* -------------------------------------------------------------------------
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*/
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#if defined(CONFIG_LCD_UG2864AMBAG01) || defined(CONFIG_LCD_UG2864HSWEG01)
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# define GPIO_OLED_RESET (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN6)
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# define GPIO_OLED_CS (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN7)
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# define GPIO_OLED_A0 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN8)
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# define GPIO_OLED_DC GPIO_OLED_A0
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#endif
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/****************************************************************************************************
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* Public Types
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****************************************************************************************************/
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/****************************************************************************************************
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* Public data
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****************************************************************************************************/
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#ifndef __ASSEMBLY__
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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 for the stm32f4discovery board.
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*
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****************************************************************************************************/
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void weak_function 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 from stm32_usbinitialize very early in inialization to setup USB-related
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* GPIO pins for the STM32F4Discovery board.
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_OTGFS
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void weak_function stm32_usbinitialize(void);
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#endif
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/****************************************************************************************************
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* Name: stm32_usbhost_initialize
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*
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* Description:
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* Called at application startup time to initialize the USB host functionality. This function will
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* start a thread that will monitor for device connection/disconnection events.
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*
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****************************************************************************************************/
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#if defined(CONFIG_STM32_OTGFS) && defined(CONFIG_USBHOST)
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int stm32_usbhost_initialize(void);
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#endif
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/****************************************************************************************************
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* Name: stm32_extmemgpios
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*
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* Description:
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* Initialize GPIOs for external memory usage
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_FSMC
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void stm32_extmemgpios(const uint32_t *gpios, int ngpios);
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#endif
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/****************************************************************************************************
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* Name: stm32_extmemaddr
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*
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* Description:
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* Initialize adress line GPIOs for external memory access
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_FSMC
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void stm32_extmemaddr(int naddrs);
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#endif
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/****************************************************************************************************
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* Name: stm32_extmemdata
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*
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* Description:
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* Initialize data line GPIOs for external memory access
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_FSMC
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void stm32_extmemdata(int ndata);
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#endif
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/****************************************************************************************************
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* Name: stm32_enablefsmc
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*
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* Description:
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* enable clocking to the FSMC module
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_FSMC
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void stm32_enablefsmc(void);
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#endif
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/****************************************************************************************************
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* Name: stm32_disablefsmc
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*
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* Description:
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* enable clocking to the FSMC module
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*
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****************************************************************************************************/
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#ifdef CONFIG_STM32_FSMC
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void stm32_disablefsmc(void);
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#endif
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/****************************************************************************************************
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* Name: up_ledpminitialize
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*
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* Description:
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* Enable logic to use the LEDs on the STM32F4Discovery to support power management testing
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*
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****************************************************************************************************/
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#ifdef CONFIG_PM
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void up_ledpminitialize(void);
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#endif
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/****************************************************************************************************
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* Name: up_pmbuttons
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*
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* Description:
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* Configure the user button of the STM32f4discovery board as EXTI,
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* so it is able to wakeup the MCU from the PM_STANDBY mode
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*
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****************************************************************************************************/
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#if defined(CONFIG_PM) && defined(CONFIG_IDLE_CUSTOM) && defined(CONFIG_PM_BUTTONS)
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void up_pmbuttons(void);
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#endif
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/****************************************************************************
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* Name: nsh_archinitialize
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*
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* Description:
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* Perform architecture specific initialization for NSH.
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*
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* CONFIG_NSH_ARCHINIT=y :
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* Called from the NSH library
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*
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* CONFIG_BOARD_INITIALIZE=y, CONFIG_NSH_LIBRARY=y, &&
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* CONFIG_NSH_ARCHINIT=n :
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* Called from board_initialize().
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*
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****************************************************************************/
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#ifdef CONFIG_NSH_LIBRARY
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int nsh_archinitialize(void);
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __CONFIGS_STM32F4DISCOVERY_SRC_STM32F4DISCOVERY_INTERNAL_H */
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