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Merge branch 'bugfix/fix_cannot_lslp_again_after_ulp_wakeup_backport_v4.2' into 'release/v4.2'

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sleep: fix cannot lightsleep again after a wakeup from ULP(backport v4.2)

See merge request espressif/esp-idf!18218
This commit is contained in:
Jiang Jiang Jian
2022-06-07 11:21:42 +08:00
parent 087c72e8ea 57975000fe
commit a3374b2d2f
1 changed files with 3 additions and 1 deletions
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4
components/esp32s2/sleep_modes.c
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@ -198,7 +198,9 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
}
// Enable ULP wakeup
if (s_config.wakeup_triggers & RTC_ULP_TRIG_EN) {
// no-op for esp32s2
REG_SET_BIT(RTC_CNTL_INT_CLR_REG, RTC_CNTL_ULP_CP_INT_CLR);
REG_SET_BIT(RTC_CNTL_INT_CLR_REG, RTC_CNTL_COCPU_INT_CLR);
REG_SET_BIT(RTC_CNTL_INT_CLR_REG, RTC_CNTL_COCPU_TRAP_INT_CLR);
}
extern void regi2c_analog_cali_reg_read(void);