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deep sleep: power down RTC peripherals in EXT1 sleep

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This commit is contained in:
Ivan Grokhotkov
2016-12-16 14:10:07 +08:00
parent 616d1d32f1
commit 609d852834
4 changed files with 34 additions and 17 deletions
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7
components/esp32/deep_sleep.c
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@@ -172,8 +172,13 @@ esp_err_t esp_deep_sleep_enable_ext1_wakeup(uint64_t mask, esp_ext1_wakeup_mode_
const rtc_gpio_desc_t* desc = &rtc_gpio_desc[gpio];
int rtc_pin = desc->rtc_num;
rtc_gpio_mask |= BIT(rtc_pin);
REG_SET_BIT(desc->reg, desc->ie);
REG_SET_BIT(desc->reg, desc->slpsel);
REG_SET_BIT(desc->reg, desc->slpie);
REG_CLR_BIT(desc->reg, desc->pulldown);
REG_CLR_BIT(desc->reg, desc->pullup);
REG_SET_BIT(desc->reg, desc->mux);
REG_SET_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold);
}
REG_SET_BIT(RTC_CNTL_EXT_WAKEUP1_REG, RTC_CNTL_EXT_WAKEUP1_STATUS_CLR);
REG_SET_FIELD(RTC_CNTL_EXT_WAKEUP1_REG, RTC_CNTL_EXT_WAKEUP1_SEL, rtc_gpio_mask);
@@ -240,7 +245,7 @@ static uint32_t get_power_down_flags()
// power down RTC_PERIPH.
if (s_pd_options[ESP_PD_DOMAIN_RTC_PERIPH] == ESP_PD_OPTION_AUTO) {
if (s_wakeup_options &
(RTC_SAR_TRIG_EN | RTC_EXT_EVENT0_TRIG_EN | RTC_EXT_EVENT1_TRIG_EN)) {
(RTC_SAR_TRIG_EN | RTC_EXT_EVENT0_TRIG_EN)) {
s_pd_options[ESP_PD_DOMAIN_RTC_PERIPH] = ESP_PD_OPTION_ON;
}
}