lib/stm32: allow temperature calibration to be defined by Kconfig

Add the possibility to change the activation of the temperature
calibration of the radio directly from a Kconfig

Signed-off-by: Romain Jayles <[email protected]>

Author: rjayles

lib/stm32wba/BLE_TransparentMode/Core/Inc/app_conf.h

@@ -376,7 +376,9 @@ typedef enum
  * HW RADIO configuration
  ******************************************************************************/
 /* Link Layer uses temperature based calibration (0 --> NO ; 1 --> YES) */
-#define USE_TEMPERATURE_BASED_RADIO_CALIBRATION  (0)
+#ifndef USE_TEMPERATURE_BASED_RADIO_CALIBRATION
+#define USE_TEMPERATURE_BASED_RADIO_CALIBRATION (1)
+#endif
 
 #define RADIO_INTR_NUM                      RADIO_IRQn     /* 2.4GHz RADIO global interrupt */
 #define RADIO_INTR_PRIO_HIGH                (0)            /* 2.4GHz RADIO interrupt priority when radio is Active */

lib/stm32wba/CMakeLists.txt

@@ -86,6 +86,11 @@ elseif (BLE_LIB_TYPE STREQUAL "BLE_LIB_FULL")
   )
 endif()
 
+# Setting the right Cube define according to the Zephyr configuration
+if(NOT CONFIG_BT_STM32WBA_USE_TEMP_BASED_CALIB)
+  zephyr_compile_definitions( -DUSE_TEMPERATURE_BASED_RADIO_CALIBRATION=0 )
+endif()
+
 # Selecting the proper version of link layer lib according the soc
 # Checking all the soc variants and not simply relying on board name 
 

lib/stm32wba/README.rst

@@ -105,11 +105,14 @@ License Link:
    opensource.org/license/mit
 
 Patch List:
+        * Discard "static" implementation of ll_sys_bg_temperature_measurement_init to allow specific zephyr implementation
+          Impacted file: ll_sys_if.c
+                         ll_sys.h
 
 	* Enabled extended advertising in CFG_BLE_OPTIONS:
 	  Impacted file: app_conf.h
 
-	* Disable Temperature based radio calibration:
+	* Allowing Temperature based radio calibration configuration to be externally overwritten:
 	  Impacted file: app_conf.h
 
 	* Increased 2.4GHz RADIO low ISR priority: