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deep_sleep: on S2 disable the brown out detector before deep sleeping

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On S2 the brown out detector would occasionally trigger erroneously during deep sleep.

Disable it before sleeping to circumvent this issue.

Closes https://github.com/espressif/esp-idf/issues/6179
This commit is contained in:
Marius Vikhammer
2021-02-09 19:30:43 +08:00
parent 8e187e7157
commit c6ed522d60
6 changed files with 56 additions and 2 deletions
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15
components/esp_common/src/brownout.c
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@@ -85,3 +85,18 @@ void esp_brownout_init(void)
brownout_hal_intr_enable(true);
#endif // not SOC_BROWNOUT_RESET_SUPPORTED
}
void esp_brownout_disable(void)
{
brownout_hal_config_t cfg = {
.enabled = false,
};
brownout_hal_config(&cfg);
#ifndef SOC_BROWNOUT_RESET_SUPPORTED
brownout_hal_intr_enable(false);
rtc_isr_deregister(rtc_brownout_isr_handler, NULL);
#endif // not SOC_BROWNOUT_RESET_SUPPORTED
}