diff options
Diffstat (limited to 'src/drivers/boards/px4io-v2')
| -rw-r--r-- | src/drivers/boards/px4io-v2/board_config.h | 138 | ||||
| -rw-r--r-- | src/drivers/boards/px4io-v2/module.mk | 6 | ||||
| -rw-r--r-- | src/drivers/boards/px4io-v2/px4iov2_init.c | 158 | ||||
| -rw-r--r-- | src/drivers/boards/px4io-v2/px4iov2_pwm_servo.c | 123 |
4 files changed, 425 insertions, 0 deletions
diff --git a/src/drivers/boards/px4io-v2/board_config.h b/src/drivers/boards/px4io-v2/board_config.h new file mode 100644 index 000000000..ef9bb5cad --- /dev/null +++ b/src/drivers/boards/px4io-v2/board_config.h @@ -0,0 +1,138 @@ +/**************************************************************************** + * + * 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 + * + * PX4IOV2 internal definitions + */ + +#pragma once + +/****************************************************************************** + * Included Files + ******************************************************************************/ + +#include <nuttx/config.h> +#include <nuttx/compiler.h> +#include <stdint.h> + +/* these headers are not C++ safe */ +#include <stm32.h> +#include <arch/board/board.h> + +/****************************************************************************** + * Definitions + ******************************************************************************/ +/* Configuration **************************************************************/ + +/****************************************************************************** + * Serial + ******************************************************************************/ +#define PX4FMU_SERIAL_BASE STM32_USART2_BASE +#define PX4FMU_SERIAL_VECTOR STM32_IRQ_USART2 +#define PX4FMU_SERIAL_TX_GPIO GPIO_USART2_TX +#define PX4FMU_SERIAL_RX_GPIO GPIO_USART2_RX +#define PX4FMU_SERIAL_TX_DMA DMACHAN_USART2_TX +#define PX4FMU_SERIAL_RX_DMA DMACHAN_USART2_RX +#define PX4FMU_SERIAL_CLOCK STM32_PCLK1_FREQUENCY +#define PX4FMU_SERIAL_BITRATE 1500000 + +/****************************************************************************** + * GPIOS + ******************************************************************************/ + +/* LEDS **********************************************************************/ + +#define GPIO_LED1 (GPIO_OUTPUT|GPIO_CNF_OUTOD|GPIO_MODE_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN14) +#define GPIO_LED2 (GPIO_OUTPUT|GPIO_CNF_OUTOD|GPIO_MODE_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN15) +#define GPIO_LED3 (GPIO_OUTPUT|GPIO_CNF_OUTOD|GPIO_MODE_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN13) + +/* Safety switch button *******************************************************/ + +#define GPIO_BTN_SAFETY (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|GPIO_PORTB|GPIO_PIN5) + +/* Power switch controls ******************************************************/ + +#define GPIO_SPEKTRUM_PWR_EN (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN13) + +#define GPIO_SERVO_FAULT_DETECT (GPIO_INPUT|GPIO_CNF_INPULLUP|GPIO_MODE_INPUT|GPIO_PORTA|GPIO_PIN15) + +/* Analog inputs **************************************************************/ + +#define GPIO_ADC_VSERVO (GPIO_INPUT|GPIO_CNF_ANALOGIN|GPIO_MODE_INPUT|GPIO_PORTA|GPIO_PIN4) + +/* the same rssi signal goes to both an adc and a timer input */ +#define GPIO_ADC_RSSI (GPIO_INPUT|GPIO_CNF_ANALOGIN|GPIO_MODE_INPUT|GPIO_PORTA|GPIO_PIN5) +#define GPIO_TIM_RSSI (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|GPIO_PORTA|GPIO_PIN12) + +/* PWM pins **************************************************************/ + +#define GPIO_PPM (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|GPIO_PORTA|GPIO_PIN8) + +#define GPIO_PWM1 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN0) +#define GPIO_PWM2 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN1) +#define GPIO_PWM3 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN8) +#define GPIO_PWM4 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN9) +#define GPIO_PWM5 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN6) +#define GPIO_PWM6 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN7) +#define GPIO_PWM7 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN0) +#define GPIO_PWM8 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN1) + +/* SBUS pins *************************************************************/ + +/* XXX these should be UART pins */ +#define GPIO_SBUS_INPUT (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|GPIO_PORTB|GPIO_PIN11) +#define GPIO_SBUS_OUTPUT (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN10) +#define GPIO_SBUS_OENABLE (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN4) + +/* + * High-resolution timer + */ +#define HRT_TIMER 1 /* use timer1 for the HRT */ +#define HRT_TIMER_CHANNEL 2 /* use capture/compare channel 2 */ +#define HRT_PPM_CHANNEL 1 /* use capture/compare channel 1 */ +#define GPIO_PPM_IN (GPIO_ALT|GPIO_CNF_INPULLUP|GPIO_PORTE|GPIO_PIN9) + +/* LED definitions ******************************************************************/ +/* PX4 has two LEDs that we will encode as: */ + +#define LED_STARTED 0 /* LED? */ +#define LED_HEAPALLOCATE 1 /* LED? */ +#define LED_IRQSENABLED 2 /* LED? + LED? */ +#define LED_STACKCREATED 3 /* LED? */ +#define LED_INIRQ 4 /* LED? + LED? */ +#define LED_SIGNAL 5 /* LED? + LED? */ +#define LED_ASSERTION 6 /* LED? + LED? + LED? */ +#define LED_PANIC 7 /* N/C + N/C + N/C + LED? */ + diff --git a/src/drivers/boards/px4io-v2/module.mk b/src/drivers/boards/px4io-v2/module.mk new file mode 100644 index 000000000..85f94e8be --- /dev/null +++ b/src/drivers/boards/px4io-v2/module.mk @@ -0,0 +1,6 @@ +# +# Board-specific startup code for the PX4IOv2 +# + +SRCS = px4iov2_init.c \ + px4iov2_pwm_servo.c diff --git a/src/drivers/boards/px4io-v2/px4iov2_init.c b/src/drivers/boards/px4io-v2/px4iov2_init.c new file mode 100644 index 000000000..9f8c0eeb2 --- /dev/null +++ b/src/drivers/boards/px4io-v2/px4iov2_init.c @@ -0,0 +1,158 @@ +/**************************************************************************** + * + * 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 px4iov2_init.c + * + * PX4FMU-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 <stm32.h> +#include "board_config.h" + +#include <arch/board/board.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 GPIOs */ + + /* LEDS - default to off */ + stm32_configgpio(GPIO_LED1); + stm32_configgpio(GPIO_LED2); + stm32_configgpio(GPIO_LED3); + + stm32_configgpio(GPIO_BTN_SAFETY); + + /* spektrum power enable is active high - enable it by default */ + stm32_configgpio(GPIO_SPEKTRUM_PWR_EN); + + stm32_configgpio(GPIO_SERVO_FAULT_DETECT); + + /* RSSI inputs */ + stm32_configgpio(GPIO_TIM_RSSI); /* xxx alternate function */ + stm32_configgpio(GPIO_ADC_RSSI); + + /* servo rail voltage */ + stm32_configgpio(GPIO_ADC_VSERVO); + + stm32_configgpio(GPIO_SBUS_INPUT); /* xxx alternate function */ + stm32_configgpio(GPIO_SBUS_OUTPUT); + + /* sbus output enable is active low - disable it by default */ + stm32_gpiowrite(GPIO_SBUS_OENABLE, true); + stm32_configgpio(GPIO_SBUS_OENABLE); + + stm32_configgpio(GPIO_PPM); /* xxx alternate function */ + + stm32_gpiowrite(GPIO_PWM1, false); + stm32_configgpio(GPIO_PWM1); + + stm32_gpiowrite(GPIO_PWM2, false); + stm32_configgpio(GPIO_PWM2); + + stm32_gpiowrite(GPIO_PWM3, false); + stm32_configgpio(GPIO_PWM3); + + stm32_gpiowrite(GPIO_PWM4, false); + stm32_configgpio(GPIO_PWM4); + + stm32_gpiowrite(GPIO_PWM5, false); + stm32_configgpio(GPIO_PWM5); + + stm32_gpiowrite(GPIO_PWM6, false); + stm32_configgpio(GPIO_PWM6); + + stm32_gpiowrite(GPIO_PWM7, false); + stm32_configgpio(GPIO_PWM7); + + stm32_gpiowrite(GPIO_PWM8, false); + stm32_configgpio(GPIO_PWM8); +} diff --git a/src/drivers/boards/px4io-v2/px4iov2_pwm_servo.c b/src/drivers/boards/px4io-v2/px4iov2_pwm_servo.c new file mode 100644 index 000000000..4f1b9487c --- /dev/null +++ b/src/drivers/boards/px4io-v2/px4iov2_pwm_servo.c @@ -0,0 +1,123 @@ +/**************************************************************************** + * + * 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 px4iov2_pwm_servo.c + * + * Configuration data for the stm32 pwm_servo driver. + * + * Note that these arrays must always be fully-sized. + */ + +#include <stdint.h> + +#include <drivers/stm32/drv_pwm_servo.h> + +#include <arch/board/board.h> +#include <drivers/drv_pwm_output.h> + +#include <stm32.h> +#include <stm32_gpio.h> +#include <stm32_tim.h> + +__EXPORT const struct pwm_servo_timer pwm_timers[PWM_SERVO_MAX_TIMERS] = { + { + .base = STM32_TIM2_BASE, + .clock_register = STM32_RCC_APB1ENR, + .clock_bit = RCC_APB1ENR_TIM2EN, + .clock_freq = STM32_APB1_TIM2_CLKIN + }, + { + .base = STM32_TIM3_BASE, + .clock_register = STM32_RCC_APB1ENR, + .clock_bit = RCC_APB1ENR_TIM3EN, + .clock_freq = STM32_APB1_TIM3_CLKIN + }, + { + .base = STM32_TIM4_BASE, + .clock_register = STM32_RCC_APB1ENR, + .clock_bit = RCC_APB1ENR_TIM4EN, + .clock_freq = STM32_APB1_TIM4_CLKIN + } +}; + +__EXPORT const struct pwm_servo_channel pwm_channels[PWM_SERVO_MAX_CHANNELS] = { + { + .gpio = GPIO_TIM2_CH1OUT, + .timer_index = 0, + .timer_channel = 1, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM2_CH2OUT, + .timer_index = 0, + .timer_channel = 2, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM4_CH3OUT, + .timer_index = 2, + .timer_channel = 3, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM4_CH4OUT, + .timer_index = 2, + .timer_channel = 4, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM3_CH1OUT, + .timer_index = 1, + .timer_channel = 1, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM3_CH2OUT, + .timer_index = 1, + .timer_channel = 2, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM3_CH3OUT, + .timer_index = 1, + .timer_channel = 3, + .default_value = 1000, + }, + { + .gpio = GPIO_TIM3_CH4OUT, + .timer_index = 1, + .timer_channel = 4, + .default_value = 1000, + } +}; |