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Fixed STM32 RTCv1 initialization problem. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7592 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
gdisirio 2014-12-22 09:19:37 +00:00
parent 553c13c0f4
commit 633cc9be98
1 changed files with 10 additions and 6 deletions
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16
os/hal/ports/STM32/LLD/RTCv1/rtc_lld.c
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@ -60,7 +60,8 @@ RTCDriver RTCD1;
* @notapi
*/
static void rtc_apb1_sync(void) {
while ((RTCD1.rtc->CRL & RTC_CRL_RSF) == 0)
while ((RTC->CRL & RTC_CRL_RSF) == 0)
;
}
@ -71,7 +72,8 @@ static void rtc_apb1_sync(void) {
* @notapi
*/
static void rtc_wait_write_completed(void) {
while ((RTCD1.rtc->CRL & RTC_CRL_RTOFF) == 0)
while ((RTC->CRL & RTC_CRL_RTOFF) == 0)
;
}
@ -84,8 +86,9 @@ static void rtc_wait_write_completed(void) {
* @notapi
*/
static void rtc_acquire_access(void) {
rtc_wait_write_completed();
RTCD1.rtc->CRL |= RTC_CRL_CNF;
RTC->CRL |= RTC_CRL_CNF;
}
/**
@ -94,7 +97,8 @@ static void rtc_acquire_access(void) {
* @notapi
*/
static void rtc_release_access(void) {
RTCD1.rtc->CRL &= ~RTC_CRL_CNF;
RTC->CRL &= ~RTC_CRL_CNF;
}
/**
@ -189,8 +193,8 @@ void rtc_lld_set_prescaler(void) {
sts = chSysGetStatusAndLockX();
rtc_acquire_access();
RTCD1.rtc->PRLH = (uint16_t)((STM32_RTCCLK - 1) >> 16) & 0x000F;
RTCD1.rtc->PRLL = (uint16_t)(((STM32_RTCCLK - 1)) & 0xFFFF);
RTC->PRLH = (uint16_t)((STM32_RTCCLK - 1) >> 16) & 0x000F;
RTC->PRLL = (uint16_t)(((STM32_RTCCLK - 1)) & 0xFFFF);
rtc_release_access();
/* Leaving a reentrant critical zone.*/