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STM32 F1 RT Counter: Another fix from Darcy Gong

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This commit is contained in:
Gregory Nutt 2015-04-19 07:05:39 -06:00
parent 2d2f645e77
commit 47f2a0b09d
1 changed files with 10 additions and 4 deletions
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6
arch/arm/src/stm32/stm32_rtcounter.c
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@ -589,6 +589,7 @@ int up_rtc_settime(FAR const struct timespec *tp)
{ {
struct rtc_regvals_s regvals; struct rtc_regvals_s regvals;
irqstate_t flags; irqstate_t flags;
uint16_t cntl;
/* Break out the time values */ /* Break out the time values */
@ -603,10 +604,15 @@ int up_rtc_settime(FAR const struct timespec *tp)
*/ */
flags = irqsave(); flags = irqsave();
do
{
stm32_rtc_beginwr(); stm32_rtc_beginwr();
putreg16(regvals.cnth, STM32_RTC_CNTH); putreg16(regvals.cnth, STM32_RTC_CNTH);
putreg16(regvals.cntl, STM32_RTC_CNTL); putreg16(regvals.cntl, STM32_RTC_CNTL);
cntl = getreg16(STM32_RTC_CNTL);
stm32_rtc_endwr(); stm32_rtc_endwr();
}
while (cntl != regvals.cntl);
#ifdef CONFIG_RTC_HIRES #ifdef CONFIG_RTC_HIRES
putreg16(regvals.ovf, RTC_TIMEMSB_REG); putreg16(regvals.ovf, RTC_TIMEMSB_REG);