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https://github.com/apache/nuttx.git
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stm32h7/linum-stm32h753bi: Add USB console support
This commit adds support to use NSH over USB without connecting an external USB/Serial adapter. Signed-off-by" Jorge Guzman jorge.gzm@gmail.com
This commit is contained in:
Jorge Guzman
Alan Carvalho de Assis
parent
61b897f412
commit
b0e382be5f
7 changed files with 459 additions and 8 deletions
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@ -183,14 +183,15 @@ USB
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The LINUM-STM32H753BI has one usb port.
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======= =====
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USB PINS
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======= =====
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USB_N PA11
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USB_P PA12
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USB_EN PI12
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USB_FLT PI13
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======= =====
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========= =====
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USB PINS
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========= =====
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USB_VBUS PA9
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USB_N PA11
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USB_P PA12
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USB_EN PI12
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USB_FLT PI13
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========= =====
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QUADSPI
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==============
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@ -379,6 +380,27 @@ nsh
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Configures the NuttShell (nsh) located at apps/examples/nsh. This
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configuration enables a serial console on UART1.
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usbnsh
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------
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Configures the NuttShell (nsh) located at apps/examples/nsh. This configuration enables a serial console over USB.
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After flasing and reboot your board you should see in your dmesg logs::
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$ sudo dmesg | tail
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[ 9180.937813] usb 3-1.1.2: SerialNumber: 0
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[ 9180.946974] cdc_acm 3-1.1.2:1.0: ttyACM0: USB ACM device
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[ 9715.123387] usb 3-1.1.2: USB disconnect, device number 20
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[ 9717.393142] usb 3-1.1.2: new full-speed USB device number 21 using xhci_hcd
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[ 9717.494824] usb 3-1.1.2: New USB device found, idVendor=0525, idProduct=a4a7, bcdDevice= 1.01
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[ 9717.494834] usb 3-1.1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
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[ 9717.494837] usb 3-1.1.2: Product: CDC/ACM Serial
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[ 9717.494840] usb 3-1.1.2: Manufacturer: NuttX
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[ 9717.494842] usb 3-1.1.2: SerialNumber: 0
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[ 9717.504192] cdc_acm 3-1.1.2:1.0: ttyACM0: USB ACM device
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You may need to press ENTER 3 times before the NSH show up.
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modbus_slave
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------------
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@ -0,0 +1,61 @@
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#
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# This file is autogenerated: PLEASE DO NOT EDIT IT.
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#
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# You can use "make menuconfig" to make any modifications to the installed .config file.
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# You can then do "make savedefconfig" to generate a new defconfig file that includes your
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# modifications.
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#
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# CONFIG_NSH_DISABLE_IFCONFIG is not set
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# CONFIG_NSH_DISABLE_PS is not set
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# CONFIG_STANDARD_SERIAL is not set
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# CONFIG_STM32H7_USE_LEGACY_PINMAP is not set
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CONFIG_ARCH="arm"
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CONFIG_ARCH_BOARD="linum-stm32h753bi"
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CONFIG_ARCH_BOARD_LINUM_STM32H753BI=y
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CONFIG_ARCH_CHIP="stm32h7"
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CONFIG_ARCH_CHIP_STM32H753BI=y
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CONFIG_ARCH_CHIP_STM32H7=y
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CONFIG_ARCH_CHIP_STM32H7_CORTEXM7=y
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CONFIG_ARCH_STACKDUMP=y
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CONFIG_ARMV7M_DCACHE=y
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CONFIG_ARMV7M_DCACHE_WRITETHROUGH=y
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CONFIG_ARMV7M_DTCM=y
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CONFIG_ARMV7M_ICACHE=y
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CONFIG_BOARDCTL_USBDEVCTRL=y
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CONFIG_BOARD_LOOPSPERMSEC=43103
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CONFIG_BUILTIN=y
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CONFIG_CDCACM=y
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CONFIG_CDCACM_CONSOLE=y
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CONFIG_DEBUG_FEATURES=y
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CONFIG_DEBUG_SYMBOLS=y
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CONFIG_EXAMPLES_ALARM=y
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CONFIG_INIT_ENTRYPOINT="nsh_main"
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CONFIG_INTELHEX_BINARY=y
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CONFIG_LIBM=y
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CONFIG_MM_REGIONS=4
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CONFIG_NSH_ARCHINIT=y
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CONFIG_NSH_BUILTIN_APPS=y
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CONFIG_NSH_FILEIOSIZE=512
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CONFIG_NSH_LINELEN=64
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CONFIG_NSH_READLINE=y
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CONFIG_OTG_ID_GPIO_DISABLE=y
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CONFIG_PREALLOC_TIMERS=4
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CONFIG_RAM_SIZE=245760
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CONFIG_RAM_START=0x20010000
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CONFIG_RAW_BINARY=y
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CONFIG_RR_INTERVAL=200
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CONFIG_RTC_ALARM=y
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CONFIG_RTC_DATETIME=y
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CONFIG_RTC_DRIVER=y
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CONFIG_SCHED_WAITPID=y
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CONFIG_START_DAY=6
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CONFIG_START_MONTH=12
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CONFIG_START_YEAR=2011
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CONFIG_STM32H7_HSI48=y
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CONFIG_STM32H7_OTGFS=y
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CONFIG_STM32H7_PWR=y
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CONFIG_STM32H7_RTC=y
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CONFIG_STM32H7_USART1=y
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CONFIG_SYSTEM_NSH=y
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CONFIG_TASK_NAME_SIZE=0
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CONFIG_USBDEV=y
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@ -379,6 +379,11 @@
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#endif
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/* OTGFS */
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#define GPIO_OTGFS_DM (GPIO_OTGFS_DM_0 | GPIO_SPEED_100MHz)
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#define GPIO_OTGFS_DP (GPIO_OTGFS_DP_0 | GPIO_SPEED_100MHz)
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/* I2C4 - Used by Touchscreen and Audio Codec */
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#define GPIO_I2C4_SCL (GPIO_I2C4_SCL_1 | GPIO_SPEED_50MHz) /* PD12 */
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@ -32,6 +32,10 @@ if(CONFIG_BOARDCTL)
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list(APPEND SRCS stm32_appinitialize.c)
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endif()
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if(CONFIG_STM32H7_OTGFS)
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list(APPEND SRCS stm32_usb.c)
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endif()
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target_sources(board PRIVATE ${SRCS})
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set_property(GLOBAL PROPERTY LD_SCRIPT "${NUTTX_BOARD_DIR}/scripts/flash.ld")
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@ -30,6 +30,10 @@ else
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endif
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endif
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ifeq ($(CONFIG_STM32H7_OTGFS),y)
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CSRCS += stm32_usb.c
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endif
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ifeq ($(CONFIG_BOARDCTL),y)
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CSRCS += stm32_appinitialize.c
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endif
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@ -56,6 +56,28 @@
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# undef HAVE_RTC_DRIVER
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#endif
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/* USB OTG FS
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*
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* PA9 OTG_FS_VBUS VBUS sensing
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* PI12 OTG_FS_PowerSwitchOn
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* PI13 OTG_FS_Overcurrent
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*/
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#define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz| \
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GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9)
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#define GPIO_OTGFS_PWRON (GPIO_OUTPUT|GPIO_FLOAT|GPIO_SPEED_100MHz| \
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GPIO_PUSHPULL|GPIO_PORTI|GPIO_PIN12)
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#ifdef CONFIG_USBHOST
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# define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_EXTI|GPIO_FLOAT| \
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GPIO_SPEED_100MHz|GPIO_PUSHPULL| \
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GPIO_PORTI|GPIO_PIN13)
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#else
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# define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz| \
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GPIO_PUSHPULL|GPIO_PORTI|GPIO_PIN13)
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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@ -77,4 +99,17 @@
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int stm32_bringup(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
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* USB-related GPIO pins for the LINUM-STM32H753BI board.
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*
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****************************************************************************/
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#ifdef CONFIG_STM32H7_OTGFS
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void weak_function stm32_usbinitialize(void);
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#endif
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#endif /* __BOARDS_ARM_STM32H7_LINUM_STM32H753BI_SRC_LINUM_STM32H753BI_H */
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320
boards/arm/stm32h7/linum-stm32h753bi/src/stm32_usb.c
Normal file
320
boards/arm/stm32h7/linum-stm32h753bi/src/stm32_usb.c
Normal file
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@ -0,0 +1,320 @@
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/****************************************************************************
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* boards/arm/stm32h7/linum-stm32h753bi/src/stm32_usb.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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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 <sys/types.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <sched.h>
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#include <errno.h>
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#include <assert.h>
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#include <debug.h>
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#include <nuttx/kthread.h>
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#include <nuttx/usb/usbdev.h>
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#include <nuttx/usb/usbhost.h>
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#include <nuttx/usb/usbdev_trace.h>
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#include "arm_internal.h"
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#include "chip.h"
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#include "stm32_gpio.h"
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#include "stm32_otg.h"
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#include "linum-stm32h753bi.h"
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#ifdef CONFIG_STM32H7_OTGFS
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#if defined(CONFIG_USBDEV) || defined(CONFIG_USBHOST)
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# define HAVE_USB 1
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#else
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# warning "CONFIG_STM32_OTGFS is enabled but neither CONFIG_USBDEV nor CONFIG_USBHOST"
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# undef HAVE_USB
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#endif
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#ifndef CONFIG_LINUM_STM32H753BI_USBHOST_PRIO
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# define CONFIG_LINUM_STM32H753BI_USBHOST_PRIO 100
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#endif
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#ifndef CONFIG_LINUM_STM32H753BI_USBHOST_STACKSIZE
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# define CONFIG_LINUM_STM32H753BI_USBHOST_STACKSIZE 1024
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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#ifdef CONFIG_USBHOST
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static struct usbhost_connection_s *g_usbconn;
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#endif
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: usbhost_waiter
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*
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* Description:
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* Wait for USB devices to be connected.
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*
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****************************************************************************/
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#ifdef CONFIG_USBHOST
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static int usbhost_waiter(int argc, char *argv[])
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{
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struct usbhost_hubport_s *hport;
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uinfo("Running\n");
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for (; ; )
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{
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/* Wait for the device to change state */
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DEBUGVERIFY(CONN_WAIT(g_usbconn, &hport));
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uinfo("%s\n", hport->connected ? "connected" : "disconnected");
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/* Did we just become connected? */
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if (hport->connected)
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{
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/* Yes.. enumerate the newly connected device */
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CONN_ENUMERATE(g_usbconn, hport);
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}
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}
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/* Keep the compiler from complaining */
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return 0;
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}
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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_usbinitialize
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*
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* Description:
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* Called from stm32_usbinitialize very early in inialization to setup
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* USB-related GPIO pins for the linum-stm32h753bi board.
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*
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****************************************************************************/
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void stm32_usbinitialize(void)
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{
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/* The OTG FS has an internal soft pull-up.
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* No GPIO configuration is required
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*/
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/* Configure the OTG FS VBUS sensing GPIO,
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* Power On, and Overcurrent GPIOs
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*/
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#ifdef CONFIG_STM32H7_OTGFS
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stm32_configgpio(GPIO_OTGFS_VBUS);
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stm32_configgpio(GPIO_OTGFS_PWRON);
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stm32_configgpio(GPIO_OTGFS_OVER);
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#endif
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}
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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
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* functionality.
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* This function will start a thread that will monitor for device
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* connection/disconnection events.
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*
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****************************************************************************/
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#ifdef CONFIG_USBHOST
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int stm32_usbhost_initialize(void)
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{
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int ret;
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/* First, register all of the class drivers needed to support the drivers
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* that we care about:
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*/
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uinfo("Register class drivers\n");
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#ifdef CONFIG_USBHOST_HUB
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/* Initialize USB hub class support */
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ret = usbhost_hub_initialize();
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if (ret < 0)
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{
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uerr("ERROR: usbhost_hub_initialize failed: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_USBHOST_MSC
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/* Register the USB mass storage class class */
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ret = usbhost_msc_initialize();
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if (ret != OK)
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{
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uerr("ERROR: Failed to register the mass storage class: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_USBHOST_CDCACM
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/* Register the CDC/ACM serial class */
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ret = usbhost_cdcacm_initialize();
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if (ret != OK)
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{
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uerr("ERROR: Failed to register the CDC/ACM serial class: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_USBHOST_HIDKBD
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/* Initialize the HID keyboard class */
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ret = usbhost_kbdinit();
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if (ret != OK)
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{
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uerr("ERROR: Failed to register the HID keyboard class\n");
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}
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#endif
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#ifdef CONFIG_USBHOST_HIDMOUSE
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/* Initialize the HID mouse class */
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ret = usbhost_mouse_init();
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if (ret != OK)
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{
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uerr("ERROR: Failed to register the HID mouse class\n");
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}
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#endif
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/* Then get an instance of the USB host interface */
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uinfo("Initialize USB host\n");
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g_usbconn = stm32_otgfshost_initialize(0);
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if (g_usbconn)
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{
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/* Start a thread to handle device connection. */
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uinfo("Start usbhost_waiter\n");
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ret = kthread_create("usbhost", CONFIG_LINUM_STM32H753BI_USBHOST_PRIO,
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CONFIG_LINUM_STM32H753BI_USBHOST_STACKSIZE,
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usbhost_waiter, NULL);
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return ret < 0 ? -ENOEXEC : OK;
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}
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return -ENODEV;
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}
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#endif
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/****************************************************************************
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* Name: stm32_usbhost_vbusdrive
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*
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* Description:
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* Enable/disable driving of VBUS 5V output. This function must be
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* provided be each platform that implements the STM32 OTG FS host
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* interface
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*
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* "On-chip 5 V VBUS generation is not supported. For this reason, a
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* charge pump or, if 5 V are available on the application board, a
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* basic power switch, must be added externally to drive the 5 V VBUS
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* line. The external charge pump can be driven by any GPIO output.
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* When the application decides to power on VBUS using the chosen GPIO,
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* it must also set the port power bit in the host port control and status
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* register (PPWR bit in OTG_FS_HPRT).
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*
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* "The application uses this field to control power to this port, and
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* the core clears this bit on an overcurrent condition."
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*
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* Input Parameters:
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* iface - For future growth to handle multiple USB host interface.
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* Should be zero.
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* enable - true: enable VBUS power; false: disable VBUS power
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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#ifdef CONFIG_USBHOST
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void stm32_usbhost_vbusdrive(int iface, bool enable)
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{
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DEBUGASSERT(iface == 0);
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/* Set the Power Switch by driving the active high enable pin */
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stm32_gpiowrite(GPIO_OTGFS_PWRON, enable);
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}
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#endif
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/****************************************************************************
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* Name: stm32_setup_overcurrent
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*
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||||
* Description:
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||||
* Setup to receive an interrupt-level callback if an overcurrent
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* condition is detected.
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||||
*
|
||||
* Input Parameters:
|
||||
* handler - New overcurrent interrupt handler
|
||||
* arg - The argument provided for the interrupt handler
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) is returned on success. Otherwise, a negated errno value
|
||||
* is returned to indicate the nature of the failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_USBHOST
|
||||
int stm32_setup_overcurrent(xcpt_t handler, void *arg)
|
||||
{
|
||||
return stm32_gpiosetevent(GPIO_OTGFS_OVER, true, true, true, handler, arg);
|
||||
}
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: stm32_usbsuspend
|
||||
*
|
||||
* Description:
|
||||
* Board logic must provide the stm32_usbsuspend logic if the USBDEV
|
||||
* driver is used. This function is called whenever the USB enters or
|
||||
* leaves suspend mode. This is an opportunity for the board logic to
|
||||
* shutdown clocks, power, etc. while the USB is suspended.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_USBDEV
|
||||
void stm32_usbsuspend(struct usbdev_s *dev, bool resume)
|
||||
{
|
||||
uinfo("resume: %d\n", resume);
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_STM32_OTGFS */
|
||||
Loading…
Reference in a new issue