2 files changed, 3 insertions, 6 deletions
diff --git a/os/hal/platforms/STM32/serial_lld.c b/os/hal/platforms/STM32/serial_lld.c
index 6d28fe71f..6a9f71673 100644
--- a/os/hal/platforms/STM32/serial_lld.c
+++ b/os/hal/platforms/STM32/serial_lld.c
@@ -264,21 +264,18 @@ void sd_lld_start(SerialDriver *sdp) {
     if (&SD1 == sdp) {
       RCC->APB2ENR |= RCC_APB2ENR_USART1EN;
       NVICEnableVector(USART1_IRQn, STM32_USART1_PRIORITY);
-      return;
     }
 #endif
 #if USE_STM32_USART2
     if (&SD2 == sdp) {
       RCC->APB1ENR |= RCC_APB1ENR_USART2EN;
       NVICEnableVector(USART2_IRQn, STM32_USART2_PRIORITY);
-      return;
     }
 #endif
 #if USE_STM32_USART3
     if (&SD3 == sdp) {
       RCC->APB1ENR |= RCC_APB1ENR_USART3EN;
       NVICEnableVector(USART3_IRQn, STM32_USART3_PRIORITY);
-      return;
     }
 #endif
   }
diff --git a/os/hal/platforms/STM32/serial_lld.h b/os/hal/platforms/STM32/serial_lld.h
index 64c74f5f9..97a56a332 100644
--- a/os/hal/platforms/STM32/serial_lld.h
+++ b/os/hal/platforms/STM32/serial_lld.h
@@ -43,7 +43,7 @@
  * @note The default is @p FALSE.
  */
 #if !defined(USE_STM32_USART1) || defined(__DOXYGEN__)
-#define USE_STM32_USART1            FALSE
+#define USE_STM32_USART1            TRUE
 #endif
 
 /**
@@ -61,7 +61,7 @@
  * @note The default is @p FALSE.
  */
 #if !defined(USE_STM32_USART3) || defined(__DOXYGEN__)
-#define USE_STM32_USART3            FALSE
+#define USE_STM32_USART3            TRUE
 #endif
 
 /**
@@ -97,7 +97,7 @@
 /*===========================================================================*/
 
 /**
- * Serial Driver condition flags type.
+ * @brief Serial Driver condition flags type.
  */
 typedef uint32_t sdflags_t;