diff options
Diffstat (limited to 'drivers/arm')
| -rw-r--r-- | drivers/arm/analog.c | 53 | ||||
| -rw-r--r-- | drivers/arm/analog.h | 19 |
2 files changed, 28 insertions, 44 deletions
diff --git a/drivers/arm/analog.c b/drivers/arm/analog.c index 57f649a81a..427381f281 100644 --- a/drivers/arm/analog.c +++ b/drivers/arm/analog.c @@ -17,35 +17,32 @@ #include "analog.h" #include "quantum.h" - /* User configurable ADC options */ #ifndef ADC_CIRCULAR_BUFFER -#define ADC_CIRCULAR_BUFFER FALSE +# define ADC_CIRCULAR_BUFFER FALSE #endif #ifndef ADC_NUM_CHANNELS -#define ADC_NUM_CHANNELS 1 +# define ADC_NUM_CHANNELS 1 #elif ADC_NUM_CHANNELS != 1 -#error "The ARM ADC implementation currently only supports reading one channel at a time." +# error "The ARM ADC implementation currently only supports reading one channel at a time." #endif #ifndef ADC_BUFFER_DEPTH -#define ADC_BUFFER_DEPTH 2 +# define ADC_BUFFER_DEPTH 2 #endif // For more sampling rate options, look at hal_adc_lld.h in ChibiOS #ifndef ADC_SAMPLING_RATE -#define ADC_SAMPLING_RATE ADC_SMPR_SMP_1P5 +# define ADC_SAMPLING_RATE ADC_SMPR_SMP_1P5 #endif // Options are 12, 10, 8, and 6 bit. #ifndef ADC_RESOLUTION -#define ADC_RESOLUTION ADC_CFGR1_RES_12BIT +# define ADC_RESOLUTION ADC_CFGR1_RES_12BIT #endif - - -static ADCConfig adcCfg = {}; +static ADCConfig adcCfg = {}; static adcsample_t sampleBuffer[ADC_NUM_CHANNELS * ADC_BUFFER_DEPTH]; // Initialize to max number of ADCs, set to empty object to initialize all to false. @@ -54,21 +51,18 @@ static bool adcInitialized[1] = {}; #elif defined(STM32F3XX) static bool adcInitialized[4] = {}; #else -#error "adcInitialized has not been implemented for this ARM microcontroller." +# error "adcInitialized has not been implemented for this ARM microcontroller." #endif - - static ADCConversionGroup adcConversionGroup = { ADC_CIRCULAR_BUFFER, (uint16_t)(ADC_NUM_CHANNELS), - NULL, // No end callback - NULL, // No error callback + NULL, // No end callback + NULL, // No error callback #if defined(STM32F0XX) ADC_CFGR1_CONT | ADC_RESOLUTION, - ADC_TR(0, 0). - ADC_SAMPLING_RATE, - NULL, // Doesn't specify a default channel + ADC_TR(0, 0).ADC_SAMPLING_RATE, + NULL, // Doesn't specify a default channel #elif defined(STM32F3XX) ADC_CFGR_CONT | ADC_RESOLUTION, ADC_TR(0, 4095), @@ -77,7 +71,7 @@ static ADCConversionGroup adcConversionGroup = { ADC_SAMPLING_RATE, }, { - 0, // Doesn't specify a default channel + 0, // Doesn't specify a default channel 0, 0, 0, @@ -85,10 +79,7 @@ static ADCConversionGroup adcConversionGroup = { #endif }; - - static inline ADCDriver* intToADCDriver(uint8_t adcInt) { - ADCDriver* target; switch (adcInt) { @@ -106,7 +97,7 @@ static inline ADCDriver* intToADCDriver(uint8_t adcInt) { case 3: target = &ADCD4; break; #endif default: target = NULL; break; - // clang-format on + // clang-format on } return target; @@ -119,12 +110,10 @@ static inline void manageAdcInitializationDriver(uint8_t adc, ADCDriver* adcDriv } } -static inline void manageAdcInitialization(uint8_t adc) { - manageAdcInitializationDriver(adc, intToADCDriver(adc)); -} +static inline void manageAdcInitialization(uint8_t adc) { manageAdcInitializationDriver(adc, intToADCDriver(adc)); } pin_and_adc pinToMux(pin_t pin) { - switch(pin) { + switch (pin) { // clang-format off #if defined(STM32F0XX) case A0: return (pin_and_adc){ ADC_CHANNEL_IN0, 0 }; @@ -187,17 +176,15 @@ pin_and_adc pinToMux(pin_t pin) { #error "An ADC pin-to-mux configuration has not been specified for this microcontroller." #endif default: return (pin_and_adc){ 0, 0 }; - // clang-format on + // clang-format on } } -adcsample_t analogReadPin(pin_t pin) { - return adc_read(pinToMux(pin)); -} +adcsample_t analogReadPin(pin_t pin) { return adc_read(pinToMux(pin)); } adcsample_t analogReadPinAdc(pin_t pin, uint8_t adc) { pin_and_adc target = pinToMux(pin); - target.adc = adc; + target.adc = adc; return adc_read(target); } @@ -207,7 +194,7 @@ adcsample_t adc_read(pin_and_adc mux) { #elif defined(STM32F3XX) adcConversionGroup.sqr[0] = ADC_SQR1_SQ1_N(mux.pin); #else -#error "adc_read has not been updated to support this ARM microcontroller." +# error "adc_read has not been updated to support this ARM microcontroller." #endif ADCDriver* targetDriver = intToADCDriver(mux.adc); diff --git a/drivers/arm/analog.h b/drivers/arm/analog.h index 081d0c1e76..ab592ada33 100644 --- a/drivers/arm/analog.h +++ b/drivers/arm/analog.h @@ -20,35 +20,32 @@ #include "ch.h" #include <hal.h> - #if !defined(STM32F0XX) && !defined(STM32F3XX) -#error "Only STM23F0 and STM32F3 devices have ADC support in QMK at this time." +# error "Only STM23F0 and STM32F3 devices have ADC support in QMK at this time." #endif #if !HAL_USE_ADC -#error "You need to set HAL_USE_ADC to TRUE in your halconf.h to use the ADC." +# error "You need to set HAL_USE_ADC to TRUE in your halconf.h to use the ADC." #endif #if !STM32_ADC_USE_ADC1 && !STM32_ADC_USE_ADC2 && !STM32_ADC_USE_ADC3 && !STM32_ADC_USE_ADC4 -#error "You need to set one of the 'STM32_ADC_USE_ADCx' settings to TRUE in your mcuconf.h to use the ADC." +# error "You need to set one of the 'STM32_ADC_USE_ADCx' settings to TRUE in your mcuconf.h to use the ADC." #endif #if STM32_ADC_DUAL_MODE -#error "STM32 ADC Dual Mode is not supported at this time." +# error "STM32 ADC Dual Mode is not supported at this time." #endif #if STM32_ADCV3_OVERSAMPLING -#error "STM32 ADCV3 Oversampling is not supported at this time." +# error "STM32 ADCV3 Oversampling is not supported at this time." #endif - - typedef struct { - pin_t pin; + pin_t pin; uint8_t adc; } pin_and_adc; -#define PIN_AND_ADC(p,a) (pin_and_adc){p,a} - +#define PIN_AND_ADC(p, a) \ + (pin_and_adc) { p, a } // analogReference has been left un-defined for ARM devices. // void analogReference(uint8_t mode); |