start of adc for efm32
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pnb
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1256
arch/arm/src/efm32/efm32_adc.c
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1256
arch/arm/src/efm32/efm32_adc.c
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File diff suppressed because it is too large
Load Diff
607
arch/arm/src/efm32/efm32_adc.h
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arch/arm/src/efm32/efm32_adc.h
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/************************************************************************************
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* arch/arm/src/stm32/stm32_adc.h
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*
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* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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#ifndef __ARCH_ARM_SRC_STM32_STM32_ADC_H
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#define __ARCH_ARM_SRC_STM32_STM32_ADC_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#include "chip.h"
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#if defined(CONFIG_STM32_STM32F30XX)
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# include "chip/stm32f30xxx_adc.h"
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#else
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# include "chip/stm32_adc.h"
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#endif
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#include <nuttx/analog/adc.h>
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* Configuration ********************************************************************/
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/* Timer devices may be used for different purposes. One special purpose is to
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* control periodic ADC sampling. If CONFIG_STM32_TIMn is defined then
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* CONFIG_STM32_TIMn_ADC must also be defined to indicate that timer "n" is intended
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* to be used for that purpose.
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*/
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/* For the STM32 F1 line, timers 1-4 may be used. For STM32 F4 line, timers 1-5 and
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* 8 may be used.
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*/
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#ifndef CONFIG_STM32_TIM1
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# undef CONFIG_STM32_TIM1_ADC
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# undef CONFIG_STM32_TIM1_ADC1
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# undef CONFIG_STM32_TIM1_ADC2
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# undef CONFIG_STM32_TIM1_ADC3
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#endif
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#ifndef CONFIG_STM32_TIM2
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# undef CONFIG_STM32_TIM2_ADC
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# undef CONFIG_STM32_TIM2_ADC1
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# undef CONFIG_STM32_TIM2_ADC2
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# undef CONFIG_STM32_TIM2_ADC3
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#endif
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#ifndef CONFIG_STM32_TIM3
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# undef CONFIG_STM32_TIM3_ADC
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# undef CONFIG_STM32_TIM3_ADC1
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# undef CONFIG_STM32_TIM3_ADC2
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# undef CONFIG_STM32_TIM3_ADC3
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#endif
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#ifndef CONFIG_STM32_TIM4
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# undef CONFIG_STM32_TIM4_ADC
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# undef CONFIG_STM32_TIM4_ADC1
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# undef CONFIG_STM32_TIM4_ADC2
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# undef CONFIG_STM32_TIM4_ADC3
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#endif
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#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX)
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# ifndef CONFIG_STM32_TIM5
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# undef CONFIG_STM32_TIM5_ADC
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# undef CONFIG_STM32_TIM5_ADC1
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# undef CONFIG_STM32_TIM5_ADC2
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# undef CONFIG_STM32_TIM5_ADC3
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# endif
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# ifndef CONFIG_STM32_TIM8
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# undef CONFIG_STM32_TIM8_ADC
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# undef CONFIG_STM32_TIM8_ADC1
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# undef CONFIG_STM32_TIM8_ADC2
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# undef CONFIG_STM32_TIM8_ADC3
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# endif
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#else
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# undef CONFIG_STM32_TIM5_ADC
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# undef CONFIG_STM32_TIM5_ADC1
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# undef CONFIG_STM32_TIM5_ADC2
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# undef CONFIG_STM32_TIM5_ADC3
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# undef CONFIG_STM32_TIM8_ADC
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# undef CONFIG_STM32_TIM8_ADC1
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# undef CONFIG_STM32_TIM8_ADC2
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# undef CONFIG_STM32_TIM8_ADC3
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#endif
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/* Timers 6, 7, and 10-14 are not used with the ADC by any supported family */
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#undef CONFIG_STM32_TIM6_ADC
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#undef CONFIG_STM32_TIM6_ADC1
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#undef CONFIG_STM32_TIM6_ADC2
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#undef CONFIG_STM32_TIM6_ADC3
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#undef CONFIG_STM32_TIM7_ADC
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#undef CONFIG_STM32_TIM7_ADC1
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#undef CONFIG_STM32_TIM7_ADC2
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#undef CONFIG_STM32_TIM7_ADC3
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#undef CONFIG_STM32_TIM9_ADC
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#undef CONFIG_STM32_TIM9_ADC1
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#undef CONFIG_STM32_TIM9_ADC2
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#undef CONFIG_STM32_TIM9_ADC3
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#undef CONFIG_STM32_TIM10_ADC
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#undef CONFIG_STM32_TIM10_ADC1
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#undef CONFIG_STM32_TIM10_ADC2
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#undef CONFIG_STM32_TIM10_ADC3
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#undef CONFIG_STM32_TIM11_ADC
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#undef CONFIG_STM32_TIM11_ADC1
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#undef CONFIG_STM32_TIM11_ADC2
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#undef CONFIG_STM32_TIM11_ADC3
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#undef CONFIG_STM32_TIM12_ADC
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#undef CONFIG_STM32_TIM12_ADC1
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#undef CONFIG_STM32_TIM12_ADC2
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#undef CONFIG_STM32_TIM12_ADC3
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#undef CONFIG_STM32_TIM13_ADC
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#undef CONFIG_STM32_TIM13_ADC1
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#undef CONFIG_STM32_TIM13_ADC2
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#undef CONFIG_STM32_TIM13_ADC3
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#undef CONFIG_STM32_TIM14_ADC
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#undef CONFIG_STM32_TIM14_ADC1
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#undef CONFIG_STM32_TIM14_ADC2
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#undef CONFIG_STM32_TIM14_ADC3
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/* Up to 3 ADC interfaces are supported */
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#if STM32_NADC < 3
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# undef CONFIG_STM32_ADC3
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#endif
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#if STM32_NADC < 2
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# undef CONFIG_STM32_ADC2
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#endif
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#if STM32_NADC < 1
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# undef CONFIG_STM32_ADC1
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#endif
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#if defined(CONFIG_STM32_ADC1) || defined(CONFIG_STM32_ADC2) || defined(CONFIG_STM32_ADC3)
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/* DMA support is not yet implemented for this driver */
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#ifdef CONFIG_ADC_DMA
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# warning "DMA is not supported by the current driver"
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#endif
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/* Timer configuration: If a timer trigger is specified, then get information
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* about the timer.
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*/
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#if defined(CONFIG_STM32_TIM1_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM1_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN
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#elif defined(CONFIG_STM32_TIM2_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM2_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN
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#elif defined(CONFIG_STM32_TIM3_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM3_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN
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#elif defined(CONFIG_STM32_TIM4_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM4_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN
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#elif defined(CONFIG_STM32_TIM5_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM5_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN
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#elif defined(CONFIG_STM32_TIM8_ADC1)
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# define ADC1_HAVE_TIMER 1
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# define ADC1_TIMER_BASE STM32_TIM8_BASE
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# define ADC1_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN
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#else
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# undef ADC1_HAVE_TIMER
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#endif
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#ifdef ADC1_HAVE_TIMER
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# ifndef CONFIG_STM32_ADC1_SAMPLE_FREQUENCY
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# error "CONFIG_STM32_ADC1_SAMPLE_FREQUENCY not defined"
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# endif
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# ifndef CONFIG_STM32_ADC1_TIMTRIG
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# error "CONFIG_STM32_ADC1_TIMTRIG not defined"
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# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO"
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# endif
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#endif
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#if defined(CONFIG_STM32_TIM1_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM1_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN
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#elif defined(CONFIG_STM32_TIM2_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM2_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN
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#elif defined(CONFIG_STM32_TIM3_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM3_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN
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#elif defined(CONFIG_STM32_TIM4_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM4_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN
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#elif defined(CONFIG_STM32_TIM5_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM5_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN
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#elif defined(CONFIG_STM32_TIM8_ADC2)
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# define ADC2_HAVE_TIMER 1
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# define ADC2_TIMER_BASE STM32_TIM8_BASE
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# define ADC2_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN
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#else
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# undef ADC2_HAVE_TIMER
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#endif
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#ifdef ADC2_HAVE_TIMER
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# ifndef CONFIG_STM32_ADC2_SAMPLE_FREQUENCY
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# error "CONFIG_STM32_ADC2_SAMPLE_FREQUENCY not defined"
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# endif
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# ifndef CONFIG_STM32_ADC2_TIMTRIG
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# error "CONFIG_STM32_ADC2_TIMTRIG not defined"
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# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO"
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# endif
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#endif
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#if defined(CONFIG_STM32_TIM1_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM1_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB2_TIM1_CLKIN
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#elif defined(CONFIG_STM32_TIM2_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM2_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM2_CLKIN
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#elif defined(CONFIG_STM32_TIM3_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM3_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM3_CLKIN
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#elif defined(CONFIG_STM32_TIM4_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM4_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM4_CLKIN
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#elif defined(CONFIG_STM32_TIM5_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM5_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB1_TIM5_CLKIN
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#elif defined(CONFIG_STM32_TIM8_ADC3)
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# define ADC3_HAVE_TIMER 1
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# define ADC3_TIMER_BASE STM32_TIM8_BASE
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# define ADC3_TIMER_PCLK_FREQUENCY STM32_APB2_TIM8_CLKIN
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#else
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# undef ADC3_HAVE_TIMER
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#endif
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#ifdef ADC3_HAVE_TIMER
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# ifndef CONFIG_STM32_ADC3_SAMPLE_FREQUENCY
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# error "CONFIG_STM32_ADC3_SAMPLE_FREQUENCY not defined"
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# endif
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# ifndef CONFIG_STM32_ADC3_TIMTRIG
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# error "CONFIG_STM32_ADC3_TIMTRIG not defined"
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# warning "Values 0:CC1 1:CC2 2:CC3 3:CC4 4:TRGO"
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# endif
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#endif
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#if defined(ADC1_HAVE_TIMER) || defined(ADC2_HAVE_TIMER) || defined(ADC3_HAVE_TIMER)
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# define ADC_HAVE_TIMER 1
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# if defined(CONFIG_STM32_STM32F10XX) && !defined(CONFIG_STM32_FORCEPOWER)
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# warning "CONFIG_STM32_FORCEPOWER must be defined to enable the timer(s)"
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# endif
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#else
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# undef ADC_HAVE_TIMER
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#endif
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/* NOTE: The following assumes that all possible combinations of timers and
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* values are support EXTSEL. That is not so and it varies from one STM32 to another.
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* But this (wrong) assumptions keeps the logic as simple as possible. If un
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* unsupported combination is used, an error will show up later during compilation
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* although it may be difficult to track it back to this simplification.
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*/
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#if defined(CONFIG_STM32_TIM1_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC2
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# elif CONFIG_STM32_ADC1_TIMTRIG == 2
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC3
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# elif CONFIG_STM32_ADC1_TIMTRIG == 3
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1CC4
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# elif CONFIG_STM32_ADC1_TIMTRIG == 4
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T1TRGO
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# else
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# error "CONFIG_STM32_ADC1_TIMTRIG is out of range"
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# endif
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#elif defined(CONFIG_STM32_TIM2_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC2
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# elif CONFIG_STM32_ADC1_TIMTRIG == 2
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC3
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# elif CONFIG_STM32_ADC1_TIMTRIG == 3
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2CC4
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# elif CONFIG_STM32_ADC1_TIMTRIG == 4
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T2TRGO
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# else
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# error "CONFIG_STM32_ADC1_TIMTRIG is out of range"
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# endif
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#elif defined(CONFIG_STM32_TIM3_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC2
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# elif CONFIG_STM32_ADC1_TIMTRIG == 2
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC3
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# elif CONFIG_STM32_ADC1_TIMTRIG == 3
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3CC4
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# elif CONFIG_STM32_ADC1_TIMTRIG == 4
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T3TRGO
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# else
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# error "CONFIG_STM32_ADC1_TIMTRIG is out of range"
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# endif
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#elif defined(CONFIG_STM32_TIM4_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC2
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# elif CONFIG_STM32_ADC1_TIMTRIG == 2
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC3
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# elif CONFIG_STM32_ADC1_TIMTRIG == 3
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4CC4
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# elif CONFIG_STM32_ADC1_TIMTRIG == 4
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T4TRGO
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# else
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# error "CONFIG_STM32_ADC1_TIMTRIG is out of range"
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# endif
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#elif defined(CONFIG_STM32_TIM5_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC2
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# elif CONFIG_STM32_ADC1_TIMTRIG == 2
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC3
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# elif CONFIG_STM32_ADC1_TIMTRIG == 3
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5CC4
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# elif CONFIG_STM32_ADC1_TIMTRIG == 4
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T5TRGO
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# else
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# error "CONFIG_STM32_ADC1_TIMTRIG is out of range"
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# endif
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#elif defined(CONFIG_STM32_TIM8_ADC1)
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# if CONFIG_STM32_ADC1_TIMTRIG == 0
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# define ADC1_EXTSEL_VALUE ADC_CR2_EXTSEL_T8CC1
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# elif CONFIG_STM32_ADC1_TIMTRIG == 1
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||||
# 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 */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user