[ADC] Able to build without HAL module

Note: no size change

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

Diff for: cores/arduino/stm32/analog.c

@@ -44,7 +44,13 @@
 extern "C" {
 #endif
 
+
+/* Private_Variables */
+static PinName g_current_pin = NC;
+
 /* Private_Defines */
+#ifdef HAL_ADC_MODULE_ENABLED
+
 #if defined(ADC_SAMPLETIME_8CYCLES_5)
 #define SAMPLINGTIME        ADC_SAMPLETIME_8CYCLES_5;
 #elif defined(ADC_SAMPLETIME_12CYCLES_5)
@@ -79,9 +85,6 @@ extern "C" {
 #define ADC_REGULAR_RANK_1  1
 #endif
 
-/* Private_Variables */
-static PinName g_current_pin = NC;
-
 /* Private Functions */
 static uint32_t get_adc_channel(PinName pin)
 {
@@ -155,6 +158,7 @@ static uint32_t get_adc_channel(PinName pin)
   }
   return channel;
 }
+#endif /* HAL_ADC_MODULE_ENABLED */
 
 static uint32_t get_pwm_channel(PinName pin)
 {
@@ -337,7 +341,7 @@ void dac_stop(PinName pin)
 }
 #endif //HAL_DAC_MODULE_ENABLED
 
-
+#ifdef HAL_ADC_MODULE_ENABLED
 ////////////////////////// ADC INTERFACE FUNCTIONS /////////////////////////////
 
 /**
@@ -641,6 +645,7 @@ uint16_t adc_read_value(PinName pin)
 
   return uhADCxConvertedValue;
 }
+#endif /* HAL_ADC_MODULE_ENABLED */
 
 ////////////////////////// PWM INTERFACE FUNCTIONS /////////////////////////////
 

Diff for: cores/arduino/stm32/stm32yyxx_hal_conf.h

@@ -20,7 +20,11 @@
 /*
  * Defined by default
  */
+#if !defined(HAL_ADC_MODULE_DISABLED)
 #define HAL_ADC_MODULE_ENABLED
+#else
+#undef HAL_ADC_MODULE_ENABLED
+#endif
 
 #if !defined(HAL_I2C_MODULE_DISABLED)
 #define HAL_I2C_MODULE_ENABLED

Diff for: cores/arduino/wiring_analog.c

@@ -64,11 +64,15 @@ static inline uint32_t mapResolution(uint32_t value, uint32_t from, uint32_t to)
 uint32_t analogRead(uint32_t ulPin)
 {
   uint32_t value = 0;
+#ifdef HAL_ADC_MODULE_ENABLED
   PinName p = analogInputToPinName(ulPin);
   if (p != NC) {
     value = adc_read_value(p);
     value = mapResolution(value, ADC_RESOLUTION, _readResolution);
   }
+#else
+  UNUSED(ulPin);
+#endif
   return value;
 }