diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/stm32_adc.h')
-rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_adc.h | 596 |
1 files changed, 596 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_adc.h b/nuttx/arch/arm/src/stm32/stm32_adc.h new file mode 100644 index 000000000..c25da3830 --- /dev/null +++ b/nuttx/arch/arm/src/stm32/stm32_adc.h @@ -0,0 +1,596 @@ +/************************************************************************************ + * arch/arm/src/stm32/stm32_adc.h + * + * Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __ARCH_ARM_SRC_STM32_STM32_ADC_H +#define __ARCH_ARM_SRC_STM32_STM32_ADC_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> + +#include "chip.h" +#include "chip/stm32_adc.h" + +#include <nuttx/analog/adc.h> + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ +/* Configuration ********************************************************************/ +/* Timer devices may be used for different purposes. One special purpose is to + * control periodic ADC sampling. If CONFIG_STM32_TIMn is defined then + * CONFIG_STM32_TIMn_ADC must also be defined to indicate that timer "n" is intended + * to be used for that purpose. + */ + +/* For the STM32 F1 line, timers 1-4 may be used. For STM32 F4 line, timers 1-5 and + * 8 may be used. + */ + +#ifndef CONFIG_STM32_TIM1 +# undef CONFIG_STM32_TIM1_ADC +# undef CONFIG_STM32_TIM1_ADC1 +# undef CONFIG_STM32_TIM1_ADC2 +# undef CONFIG_STM32_TIM1_ADC3 +#endif +#ifndef CONFIG_STM32_TIM2 +# undef CONFIG_STM32_TIM2_ADC +# undef CONFIG_STM32_TIM2_ADC1 +# undef CONFIG_STM32_TIM2_ADC2 +# undef CONFIG_STM32_TIM2_ADC3 +#endif +#ifndef CONFIG_STM32_TIM3 +# undef CONFIG_STM32_TIM3_ADC +# undef CONFIG_STM32_TIM3_ADC1 +# undef CONFIG_STM32_TIM3_ADC2 +# undef CONFIG_STM32_TIM3_ADC3 +#endif +#ifndef CONFIG_STM32_TIM4 +# undef CONFIG_STM32_TIM4_ADC +# undef CONFIG_STM32_TIM4_ADC1 +# undef CONFIG_STM32_TIM4_ADC2 +# undef CONFIG_STM32_TIM4_ADC3 +#endif + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# ifndef CONFIG_STM32_TIM5 +# undef CONFIG_STM32_TIM5_ADC +# undef CONFIG_STM32_TIM5_ADC1 +# undef CONFIG_STM32_TIM5_ADC2 +# undef CONFIG_STM32_TIM5_ADC3 +# endif +# ifndef CONFIG_STM32_TIM8 +# undef CONFIG_STM32_TIM8_ADC +# undef CONFIG_STM32_TIM8_ADC1 +# undef CONFIG_STM32_TIM8_ADC2 +# undef CONFIG_STM32_TIM8_ADC3 +# endif +#else +# undef CONFIG_STM32_TIM5_ADC +# undef CONFIG_STM32_TIM5_ADC1 +# undef CONFIG_STM32_TIM5_ADC2 +# undef CONFIG_STM32_TIM5_ADC3 +# undef CONFIG_STM32_TIM8_ADC +# undef CONFIG_STM32_TIM8_ADC1 +# undef CONFIG_STM32_TIM8_ADC2 +# undef CONFIG_STM32_TIM8_ADC3 +#endif + +/* Timers 6, 7, and 10-14 are not used with the ADC by any supported family */ + +#undef CONFIG_STM32_TIM6_ADC +#undef CONFIG_STM32_TIM6_ADC1 +#undef CONFIG_STM32_TIM6_ADC2 +#undef CONFIG_STM32_TIM6_ADC3 +#undef CONFIG_STM32_TIM7_ADC +#undef CONFIG_STM32_TIM7_ADC1 +#undef CONFIG_STM32_TIM7_ADC2 +#undef CONFIG_STM32_TIM7_ADC3 +#undef CONFIG_STM32_TIM9_ADC +#undef CONFIG_STM32_TIM9_ADC1 +#undef CONFIG_STM32_TIM9_ADC2 +#undef CONFIG_STM32_TIM9_ADC3 +#undef CONFIG_STM32_TIM10_ADC +#undef CONFIG_STM32_TIM10_ADC1 +#undef CONFIG_STM32_TIM10_ADC2 +#undef CONFIG_STM32_TIM10_ADC3 +#undef CONFIG_STM32_TIM11_ADC +#undef CONFIG_STM32_TIM11_ADC1 +#undef CONFIG_STM32_TIM11_ADC2 +#undef CONFIG_STM32_TIM11_ADC3 +#undef CONFIG_STM32_TIM12_ADC +#undef CONFIG_STM32_TIM12_ADC1 +#undef CONFIG_STM32_TIM12_ADC2 +#undef CONFIG_STM32_TIM12_ADC3 +#undef CONFIG_STM32_TIM13_ADC +#undef CONFIG_STM32_TIM13_ADC1 +#undef CONFIG_STM32_TIM13_ADC2 +#undef CONFIG_STM32_TIM13_ADC3 +#undef CONFIG_STM32_TIM14_ADC +#undef CONFIG_STM32_TIM14_ADC1 +#undef CONFIG_STM32_TIM14_ADC2 +#undef CONFIG_STM32_TIM14_ADC3 + +/* Up to 3 ADC interfaces are supported */ + +#if STM32_NADC < 3 +# undef CONFIG_STM32_ADC3 +#endif + +#if STM32_NADC < 2 +# undef CONFIG_STM32_ADC2 +#endif + +#if STM32_NADC < 1 +# undef CONFIG_STM32_ADC1 +#endif + +#if defined(CONFIG_STM32_ADC1) || defined(CONFIG_STM32_ADC2) || defined(CONFIG_STM32_ADC3) + +/* Timer configuration: If a timer trigger is specified, then get information + * about the timer. + */ + +#if defined(CONFIG_STM32_TIM1_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM1_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN +#elif defined(CONFIG_STM32_TIM2_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM2_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN +#elif defined(CONFIG_STM32_TIM3_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM3_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN +#elif defined(CONFIG_STM32_TIM4_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM4_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN +#elif defined(CONFIG_STM32_TIM5_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM5_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN +#elif defined(CONFIG_STM32_TIM8_ADC1) +# define ADC1_HAVE_TIMER 1 +# define ADC1_TIMER_BASE STM32_TIM8_BASE +# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN +#else +# undef ADC1_HAVE_TIMER +#endif + +#ifdef ADC1_HAVE_TIMER +# ifndef CONFIG_STM32_ADC1_SAMPLE_FREQUENCY +# error "CONFIG_STM32_ADC1_SAMPLE_FREQUENCY not defined" +# endif +# ifndef CONFIG_STM32_ADC1_TIMTRIG +# error "CONFIG_STM32_ADC1_TIMTRIG not defined" +# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO" +# endif +#endif + +#if defined(CONFIG_STM32_TIM1_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM1_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN +#elif defined(CONFIG_STM32_TIM2_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM2_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN +#elif defined(CONFIG_STM32_TIM3_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM3_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN +#elif defined(CONFIG_STM32_TIM4_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM4_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN +#elif defined(CONFIG_STM32_TIM5_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM5_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN +#elif defined(CONFIG_STM32_TIM8_ADC2) +# define ADC2_HAVE_TIMER 1 +# define ADC2_TIMER_BASE STM32_TIM8_BASE +# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN +#else +# undef ADC2_HAVE_TIMER +#endif + +#ifdef ADC2_HAVE_TIMER +# ifndef CONFIG_STM32_ADC2_SAMPLE_FREQUENCY +# error "CONFIG_STM32_ADC2_SAMPLE_FREQUENCY not defined" +# endif +# ifndef CONFIG_STM32_ADC2_TIMTRIG +# error "CONFIG_STM32_ADC2_TIMTRIG not defined" +# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO" +# endif +#endif + +#if defined(CONFIG_STM32_TIM1_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM1_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN +#elif defined(CONFIG_STM32_TIM2_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM2_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN +#elif defined(CONFIG_STM32_TIM3_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM3_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN +#elif defined(CONFIG_STM32_TIM4_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM4_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN +#elif defined(CONFIG_STM32_TIM5_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM5_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN +#elif defined(CONFIG_STM32_TIM8_ADC3) +# define ADC3_HAVE_TIMER 1 +# define ADC3_TIMER_BASE STM32_TIM8_BASE +# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN +#else +# undef ADC3_HAVE_TIMER +#endif + +#ifdef ADC3_HAVE_TIMER +# ifndef CONFIG_STM32_ADC3_SAMPLE_FREQUENCY +# error "CONFIG_STM32_ADC3_SAMPLE_FREQUENCY not defined" +# endif +# ifndef CONFIG_STM32_ADC3_TIMTRIG +# error "CONFIG_STM32_ADC3_TIMTRIG not defined" +# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO" +# endif +#endif + +#if defined(ADC1_HAVE_TIMER) || defined(ADC2_HAVE_TIMER) || defined(ADC3_HAVE_TIMER) +# define ADC_HAVE_TIMER 1 +# if defined(CONFIG_STM32_STM32F10XX) && defined(CONFIG_STM32_FORCEPOWER) +# warning "CONFIG_STM32_FORCEPOWER must be defined to enable the timer(s)" +# endif +#else +# undef ADC_HAVE_TIMER +#endif + +/* NOTE: The following assumes that all possible combinations of timers and + * values are support EXTSEL. That is not so and it varies from one STM32 to another. + * But this (wrong) assumptions keeps the logic as simple as possible. If un + * unsupported combination is used, an error will show up later during compilation + * although it may be difficult to track it back to this simplification. + */ + +#if defined(CONFIG_STM32_TIM1_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM2_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM3_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM4_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM5_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM8_ADC1) +# if CONFIG_STM32_ADC1_TIMTRIG == 0 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC1 +# elif CONFIG_STM32_ADC1_TIMTRIG == 1 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC2 +# elif CONFIG_STM32_ADC1_TIMTRIG == 2 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC3 +# elif CONFIG_STM32_ADC1_TIMTRIG == 3 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC4 +# elif CONFIG_STM32_ADC1_TIMTRIG == 4 +# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8TRGO +# else +# error "CONFIG_STM32_ADC1_TIMTRIG is out of range" +# endif +#endif + +#if defined(CONFIG_STM32_TIM1_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T1TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM2_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T2TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM3_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T3TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM4_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T4TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM5_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T5TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM8_ADC2) +# if CONFIG_STM32_ADC2_TIMTRIG == 0 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC1 +# elif CONFIG_STM32_ADC2_TIMTRIG == 1 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC2 +# elif CONFIG_STM32_ADC2_TIMTRIG == 2 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC3 +# elif CONFIG_STM32_ADC2_TIMTRIG == 3 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC4 +# elif CONFIG_STM32_ADC2_TIMTRIG == 4 +# define ADC2_EXTSEL_VALUE ADC_CR2_EXTSEL_T8TRGO +# else +# error "CONFIG_STM32_ADC2_TIMTRIG is out of range" +# endif +#endif + +#if defined(CONFIG_STM32_TIM1_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T1TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM2_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T2TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM3_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T3TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM4_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T4TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM5_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T5TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#elif defined(CONFIG_STM32_TIM8_ADC3) +# if CONFIG_STM32_ADC3_TIMTRIG == 0 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC1 +# elif CONFIG_STM32_ADC3_TIMTRIG == 1 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC2 +# elif CONFIG_STM32_ADC3_TIMTRIG == 2 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC3 +# elif CONFIG_STM32_ADC3_TIMTRIG == 3 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC4 +# elif CONFIG_STM32_ADC3_TIMTRIG == 4 +# define ADC3_EXTSEL_VALUE ADC_CR2_EXTSEL_T8TRGO +# else +# error "CONFIG_STM32_ADC3_TIMTRIG is out of range" +# endif +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +#ifndef __ASSEMBLY__ +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/**************************************************************************** + * Name: stm32_adcinitialize + * + * Description: + * Initialize the ADC. + * + * Input Parameters: + * intf - Could be {1,2,3} for ADC1, ADC2, or ADC3 + * chanlist - The list of channels + * nchannels - Number of channels + * + * Returned Value: + * Valid can device structure reference on succcess; a NULL on failure + * + ****************************************************************************/ + +struct adc_dev_s; +EXTERN struct adc_dev_s *stm32_adcinitialize(int intf, const uint8_t *chanlist, + int nchannels); + +#undef EXTERN +#ifdef __cplusplus +} +#endif +#endif /* __ASSEMBLY__ */ + +#endif /* CONFIG_STM32_ADC || CONFIG_STM32_ADC2 || CONFIG_STM32_ADC3 */ +#endif /* __ARCH_ARM_SRC_STM32_STM32_ADC_H */ + |