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Merge branch 'bugfix/rtc_wdt_feed' into 'release/v3.1'

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esp32: Fix a wrong reset of the wdt feed bit

See merge request espressif/esp-idf!6751
This commit is contained in:
Angus Gratton 2019-11-21 11:49:40 +08:00
commit 462c49d646
1 changed files with 2 additions and 2 deletions
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4
components/esp32/sleep_modes.c
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@ -241,7 +241,7 @@ void IRAM_ATTR esp_deep_sleep_start()
static void rtc_wdt_enable(int time_ms)
{
WRITE_PERI_REG(RTC_CNTL_WDTWPROTECT_REG, RTC_CNTL_WDT_WKEY_VALUE);
WRITE_PERI_REG(RTC_CNTL_WDTFEED_REG, 1);
REG_SET_BIT(RTC_CNTL_WDTFEED_REG, RTC_CNTL_WDT_FEED);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_SYS_RESET_LENGTH, 7);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_CPU_RESET_LENGTH, 7);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_STG0, RTC_WDT_STG_SEL_RESET_RTC);
@ -253,7 +253,7 @@ static void rtc_wdt_enable(int time_ms)
static void rtc_wdt_disable()
{
WRITE_PERI_REG(RTC_CNTL_WDTWPROTECT_REG, RTC_CNTL_WDT_WKEY_VALUE);
WRITE_PERI_REG(RTC_CNTL_WDTFEED_REG, 1);
REG_SET_BIT(RTC_CNTL_WDTFEED_REG, RTC_CNTL_WDT_FEED);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_STG0, RTC_WDT_STG_SEL_OFF);
REG_CLR_BIT(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_EN);
WRITE_PERI_REG(RTC_CNTL_WDTWPROTECT_REG, 0);