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correct the RTC_ALRMR_ENABLE value, it needs to ignore the date/dow component since that is not set. Also, the prescaler value for HSE (which presumes 1 MHz, anyway) had transposed digits.

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ziggurat29 2016-05-05 11:28:41 -05:00
parent 67b1f89159
commit e0371de24d
1 changed files with 3 additions and 3 deletions
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6
arch/arm/src/stm32l4/stm32l4_rtcc.c
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@ -114,8 +114,8 @@
(rtc_bin2bcd((tm)->tm_min) << RTC_ALRMR_MNU_SHIFT) | \ (rtc_bin2bcd((tm)->tm_min) << RTC_ALRMR_MNU_SHIFT) | \
(rtc_bin2bcd((tm)->tm_hour) << RTC_ALRMR_HU_SHIFT)) (rtc_bin2bcd((tm)->tm_hour) << RTC_ALRMR_HU_SHIFT))
#define RTC_ALRMR_ENABLE (0) /* need to ignore DATE/DOW part of alarm; rtc_reg_alrmr_bin2bcd only encodes hms */
#define RTC_ALRMR_ENABLE (0x80000000)
/* Debug ****************************************************************************/ /* Debug ****************************************************************************/
@ -527,7 +527,7 @@ static int rtc_setup(void)
* timer - which is pretty close. * timer - which is pretty close.
*/ */
putreg32(((uint32_t)7182 << RTC_PRER_PREDIV_S_SHIFT) | putreg32(((uint32_t)7812 << RTC_PRER_PREDIV_S_SHIFT) |
((uint32_t)0x7f << RTC_PRER_PREDIV_A_SHIFT), ((uint32_t)0x7f << RTC_PRER_PREDIV_A_SHIFT),
STM32L4_RTC_PRER); STM32L4_RTC_PRER);
#else #else