nucleo: fix clock source for RTC (LSI instead of LSE)

nuraci · nuraci · commit 645aa424f510 · 2014-12-03T21:35:23.000+01:00
Signed-off-by: Nunzio Raciti &lt;nunzio.raciti@gmail.com&gt;
diff --git a/stmhal/rtc.c b/stmhal/rtc.c
@@ -263,15 +263,24 @@ void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc) {
     // set LSE as RTC clock source
     RCC_OscInitStruct.OscillatorType =  RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
     RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+#if !defined(STM32F401xE)
     RCC_OscInitStruct.LSEState = RCC_LSE_ON;
     RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
+#else
+    RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
+    RCC_OscInitStruct.LSIState = RCC_LSI_ON;
+#endif
     if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
         //Error_Handler();
         return;
     }
 
     PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
+#if !defined(STM32F401xE)
     PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
+#else
+    PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
+#endif
     if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK) {
         //Error_Handler();
         return;
