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squash betaflightF7
Parts and driver boost from @npsm
This commit is contained in:
Sami Korhonen
parent
bd452b58b8
commit
1f8805cdf0
54 changed files with 7756 additions and 41 deletions
213
src/main/drivers/adc_stm32f7xx.c
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213
src/main/drivers/adc_stm32f7xx.c
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/*
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* This file is part of Cleanflight.
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*
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* Cleanflight is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Cleanflight is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include "platform.h"
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#include "system.h"
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#include "io.h"
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#include "io_impl.h"
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#include "rcc.h"
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#include "sensors/sensors.h" // FIXME dependency into the main code
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#include "sensor.h"
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#include "accgyro.h"
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#include "adc.h"
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#include "adc_impl.h"
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#ifndef ADC_INSTANCE
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#define ADC_INSTANCE ADC1
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#endif
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const adcDevice_t adcHardware[] = {
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{ .ADCx = ADC1, .rccADC = RCC_APB2(ADC1), .rccDMA = RCC_AHB1(DMA2), .DMAy_Streamx = DMA2_Stream4, .channel = DMA_CHANNEL_0 },
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//{ .ADCx = ADC2, .rccADC = RCC_APB2(ADC2), .rccDMA = RCC_AHB1(DMA2), .DMAy_Streamx = DMA2_Stream1, .channel = DMA_Channel_0 }
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};
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/* note these could be packed up for saving space */
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const adcTagMap_t adcTagMap[] = {
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/*
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{ DEFIO_TAG_E__PF3, ADC_Channel_9 },
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{ DEFIO_TAG_E__PF4, ADC_Channel_14 },
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{ DEFIO_TAG_E__PF5, ADC_Channel_15 },
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{ DEFIO_TAG_E__PF6, ADC_Channel_4 },
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{ DEFIO_TAG_E__PF7, ADC_Channel_5 },
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{ DEFIO_TAG_E__PF8, ADC_Channel_6 },
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{ DEFIO_TAG_E__PF9, ADC_Channel_7 },
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{ DEFIO_TAG_E__PF10, ADC_Channel_8 },
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*/
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{ DEFIO_TAG_E__PC0, ADC_CHANNEL_10 },
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{ DEFIO_TAG_E__PC1, ADC_CHANNEL_11 },
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{ DEFIO_TAG_E__PC2, ADC_CHANNEL_12 },
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{ DEFIO_TAG_E__PC3, ADC_CHANNEL_13 },
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{ DEFIO_TAG_E__PC4, ADC_CHANNEL_14 },
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{ DEFIO_TAG_E__PC5, ADC_CHANNEL_15 },
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{ DEFIO_TAG_E__PB0, ADC_CHANNEL_8 },
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{ DEFIO_TAG_E__PB1, ADC_CHANNEL_9 },
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{ DEFIO_TAG_E__PA0, ADC_CHANNEL_0 },
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{ DEFIO_TAG_E__PA1, ADC_CHANNEL_1 },
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{ DEFIO_TAG_E__PA2, ADC_CHANNEL_2 },
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{ DEFIO_TAG_E__PA3, ADC_CHANNEL_3 },
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{ DEFIO_TAG_E__PA4, ADC_CHANNEL_4 },
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{ DEFIO_TAG_E__PA5, ADC_CHANNEL_5 },
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{ DEFIO_TAG_E__PA6, ADC_CHANNEL_6 },
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{ DEFIO_TAG_E__PA7, ADC_CHANNEL_7 },
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};
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ADCDevice adcDeviceByInstance(ADC_TypeDef *instance)
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{
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if (instance == ADC1)
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return ADCDEV_1;
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/*
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if (instance == ADC2) // TODO add ADC2 and 3
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return ADCDEV_2;
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*/
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return ADCINVALID;
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}
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void adcInit(drv_adc_config_t *init)
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{
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DMA_HandleTypeDef DmaHandle;
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ADC_HandleTypeDef ADCHandle;
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uint8_t i;
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uint8_t configuredAdcChannels = 0;
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memset(&adcConfig, 0, sizeof(adcConfig));
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#if !defined(VBAT_ADC_PIN) && !defined(EXTERNAL1_ADC_PIN) && !defined(RSSI_ADC_PIN) && !defined(CURRENT_METER_ADC_PIN)
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UNUSED(init);
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#endif
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#ifdef VBAT_ADC_PIN
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if (init->enableVBat) {
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adcConfig[ADC_BATTERY].tag = IO_TAG(VBAT_ADC_PIN); //VBAT_ADC_CHANNEL;
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}
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#endif
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#ifdef RSSI_ADC_PIN
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if (init->enableRSSI) {
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adcConfig[ADC_RSSI].tag = IO_TAG(RSSI_ADC_PIN); //RSSI_ADC_CHANNEL;
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}
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#endif
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#ifdef EXTERNAL1_ADC_PIN
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if (init->enableExternal1) {
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adcConfig[ADC_EXTERNAL1].tag = IO_TAG(EXTERNAL1_ADC_PIN); //EXTERNAL1_ADC_CHANNEL;
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}
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#endif
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#ifdef CURRENT_METER_ADC_PIN
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if (init->enableCurrentMeter) {
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adcConfig[ADC_CURRENT].tag = IO_TAG(CURRENT_METER_ADC_PIN); //CURRENT_METER_ADC_CHANNEL;
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}
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#endif
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//RCC_ADCCLKConfig(RCC_ADC12PLLCLK_Div256); // 72 MHz divided by 256 = 281.25 kHz
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ADCDevice device = adcDeviceByInstance(ADC_INSTANCE);
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if (device == ADCINVALID)
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return;
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adcDevice_t adc = adcHardware[device];
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for (uint8_t i = 0; i < ADC_CHANNEL_COUNT; i++) {
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if (!adcConfig[i].tag)
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continue;
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IOInit(IOGetByTag(adcConfig[i].tag), OWNER_ADC, RESOURCE_ADC_BATTERY + i, 0);
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IOConfigGPIO(IOGetByTag(adcConfig[i].tag), IO_CONFIG(GPIO_MODE_ANALOG, 0, GPIO_NOPULL));
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adcConfig[i].adcChannel = adcChannelByTag(adcConfig[i].tag);
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adcConfig[i].dmaIndex = configuredAdcChannels++;
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adcConfig[i].sampleTime = ADC_SAMPLETIME_480CYCLES;
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adcConfig[i].enabled = true;
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}
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RCC_ClockCmd(adc.rccDMA, ENABLE);
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RCC_ClockCmd(adc.rccADC, ENABLE);
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ADCHandle.Init.ClockPrescaler = ADC_CLOCK_SYNC_PCLK_DIV8;
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ADCHandle.Init.ContinuousConvMode = ENABLE;
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ADCHandle.Init.Resolution = ADC_RESOLUTION_12B;
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ADCHandle.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T1_CC1;
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ADCHandle.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
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ADCHandle.Init.DataAlign = ADC_DATAALIGN_RIGHT;
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ADCHandle.Init.NbrOfConversion = configuredAdcChannels;
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ADCHandle.Init.ScanConvMode = configuredAdcChannels > 1 ? ENABLE : DISABLE; // 1=scan more that one channel in group
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ADCHandle.Init.DiscontinuousConvMode = DISABLE;
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ADCHandle.Init.NbrOfDiscConversion = 0;
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ADCHandle.Init.DMAContinuousRequests = ENABLE;
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ADCHandle.Init.EOCSelection = DISABLE;
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ADCHandle.Instance = adc.ADCx;
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/*##-1- Configure the ADC peripheral #######################################*/
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if (HAL_ADC_Init(&ADCHandle) != HAL_OK)
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{
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/* Initialization Error */
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}
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DmaHandle.Init.Channel = adc.channel;
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DmaHandle.Init.Direction = DMA_PERIPH_TO_MEMORY;
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DmaHandle.Init.PeriphInc = DMA_PINC_DISABLE;
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DmaHandle.Init.MemInc = configuredAdcChannels > 1 ? DMA_MINC_ENABLE : DMA_MINC_DISABLE;
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DmaHandle.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
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DmaHandle.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
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DmaHandle.Init.Mode = DMA_CIRCULAR;
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DmaHandle.Init.Priority = DMA_PRIORITY_HIGH;
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DmaHandle.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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DmaHandle.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
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DmaHandle.Init.MemBurst = DMA_MBURST_SINGLE;
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DmaHandle.Init.PeriphBurst = DMA_PBURST_SINGLE;
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DmaHandle.Instance = adc.DMAy_Streamx;
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/*##-2- Initialize the DMA stream ##########################################*/
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if (HAL_DMA_Init(&DmaHandle) != HAL_OK)
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{
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/* Initialization Error */
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}
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//__HAL_LINKDMA(&AdcHandle_1, DMA_Handle, hdma_adc_1);
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uint8_t rank = 1;
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for (i = 0; i < ADC_CHANNEL_COUNT; i++) {
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if (!adcConfig[i].enabled) {
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continue;
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}
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ADC_ChannelConfTypeDef sConfig;
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sConfig.Channel = adcConfig[i].adcChannel;
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sConfig.Rank = rank++;
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sConfig.SamplingTime = adcConfig[i].sampleTime;
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sConfig.Offset = 0;
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/*##-3- Configure ADC regular channel ######################################*/
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if (HAL_ADC_ConfigChannel(&ADCHandle, &sConfig) != HAL_OK)
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{
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/* Channel Configuration Error */
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}
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}
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/*##-4- Start the conversion process #######################################*/
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if(HAL_ADC_Start_DMA(&ADCHandle, (uint32_t*)&adcValues, configuredAdcChannels) != HAL_OK)
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{
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/* Start Conversation Error */
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}
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}
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