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atsam: Enable fast startup via RTC alarm

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This commit is contained in:
Sebastian Huber
2019-06-18 11:31:48 +02:00
parent bb24892ad4
commit 522cde4281
1 changed files with 6 additions and 0 deletions
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6
bsps/arm/atsam/start/power-rtc.c
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@@ -96,6 +96,7 @@ void atsam_power_handler_rtc_driver(
)
{
atsam_power_data_rtc_driver *rtc_data;
rtems_interrupt_level level;
Rtc *rtc = RTC;
rtc_data = (atsam_power_data_rtc_driver *)control->data.arg;
@@ -109,6 +110,11 @@ void atsam_power_handler_rtc_driver(
set_rtc_alarm_interrupt(rtc_data->interval);
break;
case ATSAM_POWER_INIT:
/* Enable fast startup via RTC alarm */
rtems_interrupt_disable(level);
PMC->PMC_FSMR |= PMC_FSMR_RTCAL;
rtems_interrupt_enable(level);
rtc_alarm_handler(rtc_data);
break;
default: