From 9d5302d7fbcd506c380ab78ac86af34d8080e7bf Mon Sep 17 00:00:00 2001
From: cha331 <1256420562@qq.com>
Date: Sat, 28 May 2022 10:02:01 +0800
Subject: [PATCH] [STM32][RTC] add support for STM32L0 series. (#5994)

* [STM32][RTC] add support for STM32L0 series.

* Update drv_rtc.c
---
 bsp/stm32/libraries/HAL_Drivers/drv_rtc.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
index b69ff05b78..64982753ff 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_rtc.c
@@ -179,7 +179,7 @@ static rt_err_t rt_rtc_config(void)
         RTC_Handler.Init.OutPut = RTC_OUTPUT_DISABLE;
         RTC_Handler.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
         RTC_Handler.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
-#elif defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) || defined(SOC_SERIES_STM32H7) || defined (SOC_SERIES_STM32WB)
+#elif defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32L0) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) || defined(SOC_SERIES_STM32H7) || defined (SOC_SERIES_STM32WB)
 
         /* set the frequency division */
 #ifdef BSP_RTC_USING_LSI
@@ -193,7 +193,10 @@ static rt_err_t rt_rtc_config(void)
         RTC_Handler.Init.OutPut = RTC_OUTPUT_DISABLE;
         RTC_Handler.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
         RTC_Handler.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
+#else
+#warning "This series doesn't support yet!"
 #endif
+
         if (HAL_RTC_Init(&RTC_Handler) != HAL_OK)
         {
             return -RT_ERROR;
-- 
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