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author | Lorenz Meier <lm@inf.ethz.ch> | 2015-04-16 22:50:24 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2015-04-16 22:51:08 +0200 |
commit | 3ee9b441c62dc0ab86816e12d3af2cb9956221d3 (patch) | |
tree | c8418434c97bb3900fb28a0b7212035f8922c8b8 /src/drivers/boards/px4-stm32f4discovery | |
parent | bb9e5d0d4c719367a3645432fd3f544638f90418 (diff) | |
download | px4-firmware-3ee9b441c62dc0ab86816e12d3af2cb9956221d3.tar.gz px4-firmware-3ee9b441c62dc0ab86816e12d3af2cb9956221d3.tar.bz2 px4-firmware-3ee9b441c62dc0ab86816e12d3af2cb9956221d3.zip |
Add STM32F4 discovery config.
Diffstat (limited to 'src/drivers/boards/px4-stm32f4discovery')
5 files changed, 521 insertions, 0 deletions
diff --git a/src/drivers/boards/px4-stm32f4discovery/board_config.h b/src/drivers/boards/px4-stm32f4discovery/board_config.h new file mode 100644 index 000000000..dd66abc19 --- /dev/null +++ b/src/drivers/boards/px4-stm32f4discovery/board_config.h @@ -0,0 +1,136 @@ +/**************************************************************************** + * + * Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved. + * + * 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file board_config.h + * + * PX4-STM32F4Discovery internal definitions + */ + +#pragma once + +/**************************************************************************************************** + * Included Files + ****************************************************************************************************/ + +#include <nuttx/config.h> +#include <nuttx/compiler.h> +#include <stdint.h> + +__BEGIN_DECLS + +/* these headers are not C++ safe */ +#include <stm32.h> +#include <arch/board/board.h> + +#define UDID_START 0x1FFF7A10 + +/**************************************************************************************************** + * Definitions + ****************************************************************************************************/ +/* Configuration ************************************************************************************/ + +/* PX4FMU GPIOs ***********************************************************************************/ +/* LEDs */ +/* 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) + +/* SPI chip selects */ +#define GPIO_SPI_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 + */ +#define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9) + +/* High-resolution timer */ +#define HRT_TIMER 8 /* use timer8 for the HRT */ +#define HRT_TIMER_CHANNEL 1 /* use capture/compare channel */ + +/**************************************************************************************************** + * Public Types + ****************************************************************************************************/ + +/**************************************************************************************************** + * Public data + ****************************************************************************************************/ + +#ifndef __ASSEMBLY__ + +/**************************************************************************************************** + * Public Functions + ****************************************************************************************************/ + +/**************************************************************************************************** + * Name: stm32_spiinitialize + * + * Description: + * Called to configure SPI chip select GPIO pins for the PX4FMU board. + * + ****************************************************************************************************/ + +extern void stm32_spiinitialize(void); + +extern void stm32_usbinitialize(void); + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization for NSH. + * + * CONFIG_NSH_ARCHINIT=y : + * Called from the NSH library + * + * CONFIG_BOARD_INITIALIZE=y, CONFIG_NSH_LIBRARY=y, && + * CONFIG_NSH_ARCHINIT=n : + * Called from board_initialize(). + * + ****************************************************************************/ + +#ifdef CONFIG_NSH_LIBRARY +int nsh_archinitialize(void); +#endif + +#endif /* __ASSEMBLY__ */ + +__END_DECLS diff --git a/src/drivers/boards/px4-stm32f4discovery/module.mk b/src/drivers/boards/px4-stm32f4discovery/module.mk new file mode 100644 index 000000000..6b75c08e9 --- /dev/null +++ b/src/drivers/boards/px4-stm32f4discovery/module.mk @@ -0,0 +1,7 @@ +# +# Board-specific startup code for the PX4-STM32F4Discovery +# + +SRCS = px4discovery_init.c \ + px4discovery_usb.c \ + px4discovery_led.c diff --git a/src/drivers/boards/px4-stm32f4discovery/px4discovery_init.c b/src/drivers/boards/px4-stm32f4discovery/px4discovery_init.c new file mode 100644 index 000000000..fb1b28236 --- /dev/null +++ b/src/drivers/boards/px4-stm32f4discovery/px4discovery_init.c @@ -0,0 +1,173 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file px4discovery_init.c + * + * PX4-stm32f4discovery specific early startup code. This file implements the + * nsh_archinitialize() function that is called early by nsh during startup. + * + * Code here is run before the rcS script is invoked; it should start required + * subsystems and perform board-specific initialisation. + */ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdbool.h> +#include <stdio.h> +#include <debug.h> +#include <errno.h> + +#include <nuttx/arch.h> +#include <nuttx/spi.h> +#include <nuttx/i2c.h> +#include <nuttx/sdio.h> +#include <nuttx/mmcsd.h> +#include <nuttx/analog/adc.h> +#include <nuttx/gran.h> + +#include <stm32.h> +#include "board_config.h" +#include <stm32_uart.h> + +#include <arch/board/board.h> + +#include <drivers/drv_hrt.h> +#include <drivers/drv_led.h> + +#include <systemlib/cpuload.h> +#include <systemlib/perf_counter.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/* Configuration ************************************************************/ + +/* Debug ********************************************************************/ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(...) lowsyslog(__VA_ARGS__) +# else +# define message(...) printf(__VA_ARGS__) +# endif +#else +# ifdef CONFIG_DEBUG +# define message lowsyslog +# else +# define message printf +# endif +#endif + +/**************************************************************************** + * Protected Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/************************************************************************************ + * Name: stm32_boardinitialize + * + * Description: + * All STM32 architectures must provide the following entry point. This entry point + * is called early in the intitialization -- after all memory has been configured + * and mapped but before any devices have been initialized. + * + ************************************************************************************/ + +__EXPORT void +stm32_boardinitialize(void) +{ + /* configure LEDs */ + up_ledinit(); +} + +/**************************************************************************** + * Name: nsh_archinitialize + * + * Description: + * Perform architecture specific initialization + * + ****************************************************************************/ + +#include <math.h> + +#ifdef __cplusplus +__EXPORT int matherr(struct __exception *e) +{ + return 1; +} +#else +__EXPORT int matherr(struct exception *e) +{ + return 1; +} +#endif + +__EXPORT int nsh_archinitialize(void) +{ + + /* configure the high-resolution time/callout interface */ + hrt_init(); + + /* configure CPU load estimation */ +#ifdef CONFIG_SCHED_INSTRUMENTATION + cpuload_initialize_once(); +#endif + + /* set up the serial DMA polling */ + static struct hrt_call serial_dma_call; + struct timespec ts; + + /* + * Poll at 1ms intervals for received bytes that have not triggered + * a DMA event. + */ + ts.tv_sec = 0; + ts.tv_nsec = 1000000; + + hrt_call_every(&serial_dma_call, + ts_to_abstime(&ts), + ts_to_abstime(&ts), + (hrt_callout)stm32_serial_dma_poll, + NULL); + + return OK; +} diff --git a/src/drivers/boards/px4-stm32f4discovery/px4discovery_led.c b/src/drivers/boards/px4-stm32f4discovery/px4discovery_led.c new file mode 100644 index 000000000..1f42843ed --- /dev/null +++ b/src/drivers/boards/px4-stm32f4discovery/px4discovery_led.c @@ -0,0 +1,97 @@ +/**************************************************************************** + * + * Copyright (c) 2013 PX4 Development Team. All rights reserved. + * + * 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file px4discovery_led.c + * + * PX4-stm32f4discovery LED backend. + */ + +#include <nuttx/config.h> + +#include <stdbool.h> + +#include "stm32.h" +#include "board_config.h" + +#include <arch/board/board.h> + +/* + * Ideally we'd be able to get these from up_internal.h, + * but since we want to be able to disable the NuttX use + * of leds for system indication at will and there is no + * separate switch, we need to build independent of the + * CONFIG_ARCH_LEDS configuration switch. + */ +__BEGIN_DECLS +extern void led_init(void); +extern void led_on(int led); +extern void led_off(int led); +extern void led_toggle(int led); +__END_DECLS + +__EXPORT void led_init() +{ + /* Configure LED1 GPIO for output */ + + stm32_configgpio(GPIO_LED1); +} + +__EXPORT void led_on(int led) +{ + if (led == 1) + { + /* Pull down to switch on */ + stm32_gpiowrite(GPIO_LED1, false); + } +} + +__EXPORT void led_off(int led) +{ + if (led == 1) + { + /* Pull up to switch off */ + stm32_gpiowrite(GPIO_LED1, true); + } +} + +__EXPORT void led_toggle(int led) +{ + if (led == 1) + { + if (stm32_gpioread(GPIO_LED1)) + stm32_gpiowrite(GPIO_LED1, false); + else + stm32_gpiowrite(GPIO_LED1, true); + } +} diff --git a/src/drivers/boards/px4-stm32f4discovery/px4discovery_usb.c b/src/drivers/boards/px4-stm32f4discovery/px4discovery_usb.c new file mode 100644 index 000000000..887ca67ef --- /dev/null +++ b/src/drivers/boards/px4-stm32f4discovery/px4discovery_usb.c @@ -0,0 +1,108 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file px4discovery_usb.c + * + * Board-specific USB functions. + */ + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdint.h> +#include <stdbool.h> +#include <debug.h> + +#include <nuttx/usb/usbdev.h> +#include <nuttx/usb/usbdev_trace.h> + +#include <up_arch.h> +#include <stm32.h> +#include "board_config.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/************************************************************************************ + * Private Functions + ************************************************************************************/ + +/************************************************************************************ + * Public Functions + ************************************************************************************/ + +/************************************************************************************ + * Name: stm32_usbinitialize + * + * Description: + * Called to setup USB-related GPIO pins for the PX4-STM32F4Discovery board. + * + ************************************************************************************/ + +__EXPORT void stm32_usbinitialize(void) +{ + /* The OTG FS has an internal soft pull-up */ + + /* Configure the OTG FS VBUS sensing GPIO, Power On, and Overcurrent GPIOs */ + +#ifdef CONFIG_STM32_OTGFS + stm32_configgpio(GPIO_OTGFS_VBUS); + /* XXX We only support device mode + stm32_configgpio(GPIO_OTGFS_PWRON); + stm32_configgpio(GPIO_OTGFS_OVER); + */ +#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. + * + ************************************************************************************/ + +__EXPORT void stm32_usbsuspend(FAR struct usbdev_s *dev, bool resume) +{ + ulldbg("resume: %d\n", resume); +} + |