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STM32. RTCv1. Fexed potential problem with RTC_CRL_RSF bit (bug 3593972). 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4888 35acf78f-673a-0410-8e92-d51de3d6d3f4
master
barthess 2012-12-08 17:14:28 +00:00
parent 456edd448c
commit 8cdaeffa2c
2 changed files with 7 additions and 1 deletions
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6
os/hal/platforms/STM32/RTCv1/rtc_lld.c
View File

@ -133,7 +133,11 @@ CH_IRQ_HANDLER(RTC_IRQHandler) {
* *
* @notapi * @notapi
*/ */
void rtc_lld_init(void){ void rtc_lld_init(void){
/* RSF bit must be cleared by software after an APB1 reset or an APB1 clock
stop. Otherwise its value will not be actual. */
RTC->CRL &= ~RTC_CRL_RSF;
/* Required because access to PRL.*/ /* Required because access to PRL.*/
rtc_lld_apb1_sync(); rtc_lld_apb1_sync();

2
readme.txt
View File

@ -82,6 +82,8 @@
***************************************************************************** *****************************************************************************
*** 2.5.1 *** *** 2.5.1 ***
- FIX: Potential problem with RTC_CRL_RSF bit (bug 3593972) (backported
to 2.4.3).
- FIX: Fixed DMA reconfiguration problem in STM32 SPI driver (bug 3592809) - FIX: Fixed DMA reconfiguration problem in STM32 SPI driver (bug 3592809)
(backported to 2.4.3). (backported to 2.4.3).
- FIX: Fixed wrong stack initializations in GCC STM32L1xx port files (bug - FIX: Fixed wrong stack initializations in GCC STM32L1xx port files (bug