Issue #767 - Enable FLASH PREFETCH for all STM32 platforms.

Looks to solve observed issues when low power modes are cycled.

Author: mluis1

src/boards/NAMote72/cmsis/stm32l1xx_hal_conf.h

@@ -133,7 +133,7 @@
 #define  VDD_VALUE					  ((uint32_t)3300) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0     
-#define  PREFETCH_ENABLE              0
+#define  PREFETCH_ENABLE              1
 #define  INSTRUCTION_CACHE_ENABLE     1
 #define  DATA_CACHE_ENABLE            1
 

src/boards/NucleoL073/cmsis/stm32l0xx_hal_conf.h

@@ -150,8 +150,8 @@
 #define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0U)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0U     
-#define  PREFETCH_ENABLE              0U              
-#define  PREREAD_ENABLE               1U
+#define  PREFETCH_ENABLE              1U              
+#define  PREREAD_ENABLE               0U
 #define  BUFFER_CACHE_DISABLE         0U
 
 /* ########################## Assert Selection ############################## */

src/boards/NucleoL152/cmsis/stm32l1xx_hal_conf.h

@@ -133,7 +133,7 @@
 #define  VDD_VALUE					  ((uint32_t)3300) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0     
-#define  PREFETCH_ENABLE              0
+#define  PREFETCH_ENABLE              1
 #define  INSTRUCTION_CACHE_ENABLE     1
 #define  DATA_CACHE_ENABLE            1
 

src/boards/SKiM880B/cmsis/stm32l1xx_hal_conf.h

@@ -133,7 +133,7 @@
 #define  VDD_VALUE					  ((uint32_t)3300) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0     
-#define  PREFETCH_ENABLE              0
+#define  PREFETCH_ENABLE              1
 #define  INSTRUCTION_CACHE_ENABLE     1
 #define  DATA_CACHE_ENABLE            1
 

src/boards/SKiM881AXL/cmsis/stm32l0xx_hal_conf.h

@@ -152,7 +152,7 @@
 #define  VDD_VALUE                    ((uint32_t)3300U) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0U)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0U     
-#define  PREFETCH_ENABLE              0U              
+#define  PREFETCH_ENABLE              1U              
 #define  PREREAD_ENABLE               1U
 #define  BUFFER_CACHE_DISABLE         0U
 

src/boards/SKiM980A/cmsis/stm32l1xx_hal_conf.h

@@ -133,7 +133,7 @@
 #define  VDD_VALUE					  ((uint32_t)3300) /*!< Value of VDD in mv */           
 #define  TICK_INT_PRIORITY            ((uint32_t)0)    /*!< tick interrupt priority */            
 #define  USE_RTOS                     0     
-#define  PREFETCH_ENABLE              0
+#define  PREFETCH_ENABLE              1
 #define  INSTRUCTION_CACHE_ENABLE     1
 #define  DATA_CACHE_ENABLE            1
 

src/boards/mcu/stm32/STM32L4xx_HAL_Driver/Inc/stm32l4xx_hal_conf_template.h

@@ -191,7 +191,7 @@
 #define  VDD_VALUE                    3300U /*!< Value of VDD in mv */
 #define  TICK_INT_PRIORITY            0x0FU /*!< tick interrupt priority */
 #define  USE_RTOS                     0U
-#define  PREFETCH_ENABLE              0U
+#define  PREFETCH_ENABLE              1U
 #define  INSTRUCTION_CACHE_ENABLE     1U
 #define  DATA_CACHE_ENABLE            1U