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esp_system: use ext0, ext1, ulp wakeup prepare hal

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This commit is contained in:
Renz Bagaporo
2020-04-27 14:01:30 +08:00
parent 4f5135030f
commit fe65bf00b1
1 changed files with 18 additions and 31 deletions
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49
components/esp_system/sleep_modes.c
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@ -269,7 +269,7 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
#ifdef CONFIG_IDF_TARGET_ESP32
// Enable ULP wakeup
if (s_config.wakeup_triggers & RTC_ULP_TRIG_EN) {
SET_PERI_REG_MASK(RTC_CNTL_STATE0_REG, RTC_CNTL_ULP_CP_WAKEUP_FORCE_EN);
rtc_hal_ulp_wakeup_enable();
}
#endif
@ -500,7 +500,7 @@ esp_err_t esp_sleep_disable_wakeup_source(esp_sleep_source_t source)
esp_err_t esp_sleep_enable_ulp_wakeup(void)
{
#ifdef CONFIG_IDF_TARGET_ESP32
#if CONFIG_IDF_TARGET_ESP32
#ifdef CONFIG_ESP32_RTC_EXT_CRYST_ADDIT_CURRENT
return ESP_ERR_NOT_SUPPORTED;
#endif // CONFIG_ESP32_RTC_EXT_CRYST_ADDIT_CURRENT
@ -515,7 +515,8 @@ esp_err_t esp_sleep_enable_ulp_wakeup(void)
return ESP_ERR_INVALID_STATE;
#endif // CONFIG_ESP32_ULP_COPROC_ENABLED
#elif CONFIG_IDF_TARGET_ESP32S2
return ESP_ERR_NOT_SUPPORTED;
s_config.wakeup_triggers |= (RTC_ULP_TRIG_EN | RTC_COCPU_TRIG_EN | RTC_COCPU_TRAP_TRIG_EN);
return ESP_OK;
#endif
}
@ -597,16 +598,9 @@ esp_err_t esp_sleep_enable_ext0_wakeup(gpio_num_t gpio_num, int level)
static void ext0_wakeup_prepare(void)
{
int rtc_gpio_num = s_config.ext0_rtc_gpio_num;
// Set GPIO to be used for wakeup
REG_SET_FIELD(RTC_IO_EXT_WAKEUP0_REG, RTC_IO_EXT_WAKEUP0_SEL, rtc_gpio_num);
// Set level which will trigger wakeup
SET_PERI_REG_BITS(RTC_CNTL_EXT_WAKEUP_CONF_REG, 0x1,
s_config.ext0_trigger_level, RTC_CNTL_EXT_WAKEUP0_LV_S);
// Find GPIO descriptor in the rtc_io_desc table and configure the pad
const rtc_io_desc_t* desc = &rtc_io_desc[rtc_gpio_num];
REG_SET_BIT(desc->reg, desc->mux);
SET_PERI_REG_BITS(desc->reg, 0x3, 0, desc->func);
REG_SET_BIT(desc->reg, desc->ie);
rtcio_hal_ext0_set_wakeup_pin(rtc_gpio_num, s_config.ext0_trigger_level);
rtcio_hal_function_select(rtc_gpio_num, RTCIO_FUNC_RTC);
rtcio_hal_input_enable(rtc_gpio_num);
}
esp_err_t esp_sleep_enable_ext1_wakeup(uint64_t mask, esp_sleep_ext1_wakeup_mode_t mode)
@ -641,35 +635,28 @@ static void ext1_wakeup_prepare(void)
if ((rtc_gpio_mask & BIT(rtc_pin)) == 0) {
continue;
}
const rtc_io_desc_t* desc = &rtc_io_desc[rtc_pin];
// Route pad to RTC
REG_SET_BIT(desc->reg, desc->mux);
SET_PERI_REG_BITS(desc->reg, 0x3, 0, desc->func);
rtcio_hal_function_select(rtc_pin, RTCIO_FUNC_RTC);
// set input enable in sleep mode
REG_SET_BIT(desc->reg, desc->ie);
rtcio_hal_input_enable(rtc_pin);
// Pad configuration depends on RTC_PERIPH state in sleep mode
if (s_config.pd_options[ESP_PD_DOMAIN_RTC_PERIPH] != ESP_PD_OPTION_ON) {
// RTC_PERIPH will be powered down, so RTC_IO_ registers will
// loose their state. Lock pad configuration.
// Pullups/pulldowns also need to be disabled.
REG_CLR_BIT(desc->reg, desc->pulldown);
REG_CLR_BIT(desc->reg, desc->pullup);
#ifdef CONFIG_IDF_TARGET_ESP32
REG_SET_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold_force);
#elif CONFIG_IDF_TARGET_ESP32S2
REG_SET_BIT(RTC_CNTL_PAD_HOLD_REG, desc->hold_force);
#endif
rtcio_hal_pullup_disable(rtc_pin);
rtcio_hal_pulldown_disable(rtc_pin);
rtcio_hal_hold_enable(rtc_pin);
}
// Keep track of pins which are processed to bail out early
rtc_gpio_mask &= ~BIT(rtc_pin);
}
// Clear state from previous wakeup
REG_SET_BIT(RTC_CNTL_EXT_WAKEUP1_REG, RTC_CNTL_EXT_WAKEUP1_STATUS_CLR);
// Set pins to be used for wakeup
REG_SET_FIELD(RTC_CNTL_EXT_WAKEUP1_REG, RTC_CNTL_EXT_WAKEUP1_SEL, s_config.ext1_rtc_gpio_mask);
// Set logic function (any low, all high)
SET_PERI_REG_BITS(RTC_CNTL_EXT_WAKEUP_CONF_REG, 0x1,
s_config.ext1_trigger_mode, RTC_CNTL_EXT_WAKEUP1_LV_S);
rtc_hal_ext1_clear_wakeup_pins();
// Set RTC IO pins and mode (any high, all low) to be used for wakeup
rtc_hal_ext1_set_wakeup_pins(s_config.ext1_rtc_gpio_mask, s_config.ext1_trigger_mode);
}
uint64_t esp_sleep_get_ext1_wakeup_status(void)
@ -677,7 +664,7 @@ uint64_t esp_sleep_get_ext1_wakeup_status(void)
if (esp_sleep_get_wakeup_cause() != ESP_SLEEP_WAKEUP_EXT1) {
return 0;
}
uint32_t status = REG_GET_FIELD(RTC_CNTL_EXT_WAKEUP1_STATUS_REG, RTC_CNTL_EXT_WAKEUP1_STATUS);
uint32_t status = rtc_hal_ext1_get_wakeup_pins();
// Translate bit map of RTC IO numbers into the bit map of GPIO numbers
uint64_t gpio_mask = 0;
for (int gpio = 0; gpio < GPIO_PIN_COUNT; ++gpio) {