3 files changed, 37 insertions, 23 deletions
diff --git a/os/io/templates/adc_lld.c b/os/io/templates/adc_lld.c
index d45817778..31fd64691 100644
--- a/os/io/templates/adc_lld.c
+++ b/os/io/templates/adc_lld.c
@@ -28,6 +28,14 @@
 #include <adc.h>
 
 /*===========================================================================*/
+/* Low Level Driver exported variables.                                      */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Low Level Driver local variables.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
 /* Low Level Driver local functions.                                         */
 /*===========================================================================*/
 
@@ -49,7 +57,7 @@ void adc_lld_init(void) {
 /**
  * @brief Configures and activates the ADC peripheral.
  *
- * @param[in] adcp      pointer to the @p ADCDriver object
+ * @param[in] adcp pointer to the @p ADCDriver object
  */
 void adc_lld_start(ADCDriver *adcp) {
 
@@ -62,7 +70,7 @@ void adc_lld_start(ADCDriver *adcp) {
 /**
  * @brief Deactivates the ADC peripheral.
  *
- * @param[in] adcp      pointer to the @p ADCDriver object
+ * @param[in] adcp pointer to the @p ADCDriver object
  */
 void adc_lld_stop(ADCDriver *adcp) {
 
@@ -71,28 +79,16 @@ void adc_lld_stop(ADCDriver *adcp) {
 /**
  * @brief Starts an ADC conversion.
  *
- * @param[in] adcp      pointer to the @p ADCDriver object
- * @param[in] grpp      pointer to a @p ADCConversionGroup object
- * @param[out] samples  pointer to the samples buffer
- * @param[in] depth     buffer depth (matrix rows number). The buffer depth
- *                      must be one or an even number.
- *
- * @note The buffer is organized as a matrix of M*N elements where M is the
- *       channels number configured into the conversion group and N is the
- *       buffer depth. The samples are sequentially written into the buffer
- *       with no gaps.
+ * @param[in] adcp pointer to the @p ADCDriver object
  */
-void adc_lld_start_conversion(ADCDriver *adcp,
-                              ADCConversionGroup *grpp,
-                              void *samples,
-                              size_t depth) {
+void adc_lld_start_conversion(ADCDriver *adcp) {
 
 }
 
 /**
  * @brief Stops an ongoing conversion.
  *
- * @param[in] adcp      pointer to the @p ADCDriver object
+ * @param[in] adcp pointer to the @p ADCDriver object
  */
 void adc_lld_stop_conversion(ADCDriver *adcp) {
 
diff --git a/os/io/templates/adc_lld.h b/os/io/templates/adc_lld.h
index 23e06f89e..cb790aec7 100644
--- a/os/io/templates/adc_lld.h
+++ b/os/io/templates/adc_lld.h
@@ -70,6 +70,7 @@ typedef struct {
 
 /**
  * @brief Driver configuration structure.
+ * @note It could be empty on some architectures.
  */
 typedef struct {
 
@@ -88,13 +89,25 @@ typedef struct {
    */
   const ADCConfig       *ad_config;
   /**
-   * @brief Semaphore for completion synchronization.
+   * @brief Synchronization semaphore.
    */
-  Semaphore             ac_sem;
+  Semaphore             ad_sem;
   /**
    * @brief Current callback function or @p NULL.
    */
   adccallback_t         ad_callback;
+  /**
+   * @brief Current samples buffer pointer or @p NULL.
+   */
+  adcsample_t           *ad_samples;
+  /**
+   * @brief Current samples buffer depth or @p 0.
+   */
+  size_t                ad_depth;
+  /**
+   * @brief Current conversion group pointer or @p NULL.
+   */
+  ADCConversionGroup    *ad_grpp;
   /* End of the mandatory fields.*/
 } ADCDriver;
 
@@ -108,10 +121,7 @@ extern "C" {
   void adc_lld_init(void);
   void adc_lld_start(ADCDriver *adcp);
   void adc_lld_stop(ADCDriver *adcp);
-  void adc_lld_start_conversion(ADCDriver *adcp,
-                                ADCConversionGroup *grpp,
-                                void *samples,
-                                size_t depth);
+  void adc_lld_start_conversion(ADCDriver *adcp);
   void adc_lld_stop_conversion(ADCDriver *adcp);
 #ifdef __cplusplus
 }
diff --git a/os/io/templates/spi_lld.c b/os/io/templates/spi_lld.c
index 501352037..8e9a14b6a 100644
--- a/os/io/templates/spi_lld.c
+++ b/os/io/templates/spi_lld.c
@@ -28,6 +28,14 @@
 #include <spi.h>
 
 /*===========================================================================*/
+/* Low Level Driver exported variables.                                      */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Low Level Driver local variables.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
 /* Low Level Driver local functions.                                         */
 /*===========================================================================*/