From a41f12ad8a925c8baaaeb826e63589721f942f4a Mon Sep 17 00:00:00 2001
From: barthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 14 Jan 2012 12:23:42 +0000
Subject: RTC. Added possibility of changing RTC clock source.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3809 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32/RTCv1/rtc_lld.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'os/hal/platforms/STM32')

diff --git a/os/hal/platforms/STM32/RTCv1/rtc_lld.c b/os/hal/platforms/STM32/RTCv1/rtc_lld.c
index 811920e06..4344f17bb 100644
--- a/os/hal/platforms/STM32/RTCv1/rtc_lld.c
+++ b/os/hal/platforms/STM32/RTCv1/rtc_lld.c
@@ -101,6 +101,10 @@ CH_IRQ_HANDLER(RTC_IRQHandler) {
 
   CH_IRQ_PROLOGUE();
 
+  /* This wait works only when AHB1 bus was previously powered off by any
+     reason (standby, reset, etc). In other cases it does nothing.*/
+  rtc_lld_apb1_sync();
+
   /* Mask of all enabled and pending sources.*/
   flags = RTC->CRH & RTC->CRL;
   RTC->CRL &= ~(RTC_CRL_SECF | RTC_CRL_ALRF | RTC_CRL_OWF);
-- 
cgit v1.2.3