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esp_system: support gpio wakeup from deep sleep on esp32c3

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This commit is contained in:
Cao Sen Miao
2021-02-05 17:10:44 +08:00
parent 0c77299c34
commit 198d350fe5
20 changed files with 407 additions and 213 deletions
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81
components/esp_system/sleep_modes.c
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@@ -71,8 +71,6 @@
#include "esp32c3/rom/rtc.h"
#include "soc/extmem_reg.h"
#include "esp_heap_caps.h"
#include "hal/rtc_hal.h"
#include "soc/rtc_caps.h"
#endif
// If light sleep time is less than that, don't power down flash
@@ -139,6 +137,8 @@ typedef struct {
uint32_t ext1_rtc_gpio_mask : 18;
uint32_t ext0_trigger_level : 1;
uint32_t ext0_rtc_gpio_num : 5;
uint32_t gpio_wakeup_mask : 6;
uint32_t gpio_trigger_mode :6;
uint32_t sleep_time_adjustment;
uint32_t ccount_ticks_record;
uint32_t sleep_time_overhead_out;
@@ -175,6 +175,9 @@ static void timer_wakeup_prepare(void);
#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
static void touch_wakeup_prepare(void);
#endif
#if SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP
static void esp_deep_sleep_wakeup_prepare(void);
#endif
#if CONFIG_MAC_BB_PD
#define MAC_BB_POWER_DOWN_CB_NO 2
@@ -473,6 +476,12 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
}
#endif
#if SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP
if (s_config.wakeup_triggers & RTC_GPIO_TRIG_EN) {
esp_deep_sleep_wakeup_prepare();
}
#endif
#ifdef CONFIG_IDF_TARGET_ESP32
// Enable ULP wakeup
if (s_config.wakeup_triggers & RTC_ULP_TRIG_EN) {
@@ -508,7 +517,7 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
*/
#if CONFIG_IDF_TARGET_ESP32
reject_triggers = RTC_CNTL_LIGHT_SLP_REJECT_EN_M | RTC_CNTL_GPIO_REJECT_EN_M;
#elif CONFIG_IDF_TARGET_ESP32S2
#else
reject_triggers = s_config.wakeup_triggers;
#endif
}
@@ -915,17 +924,17 @@ touch_pad_t esp_sleep_get_touchpad_wakeup_status(void)
#endif // SOC_TOUCH_SENSOR_NUM > 0
#if SOC_PM_SUPPORT_EXT_WAKEUP
bool esp_sleep_is_valid_wakeup_gpio(gpio_num_t gpio_num)
{
#if SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
return RTC_GPIO_IS_VALID_GPIO(gpio_num);
#else
return GPIO_IS_VALID_GPIO(gpio_num);
return GPIO_IS_DEEP_SLEEP_WAKEUP_VALID_GPIO(gpio_num);
#endif // SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
}
#if SOC_PM_SUPPORT_EXT_WAKEUP
esp_err_t esp_sleep_enable_ext0_wakeup(gpio_num_t gpio_num, int level)
{
if (level < 0 || level > 1) {
@@ -1035,6 +1044,66 @@ uint64_t esp_sleep_get_ext1_wakeup_status(void)
#endif // SOC_PM_SUPPORT_EXT_WAKEUP
#if SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP
uint64_t esp_sleep_get_gpio_wakeup_status(void)
{
if (esp_sleep_get_wakeup_cause() != ESP_SLEEP_WAKEUP_GPIO) {
return 0;
}
return rtc_hal_gpio_get_wakeup_pins();
}
static void esp_deep_sleep_wakeup_prepare(void)
{
for (gpio_num_t gpio_idx = GPIO_NUM_0; gpio_idx < GPIO_NUM_MAX; gpio_idx++) {
if (((1ULL << gpio_idx) & s_config.gpio_wakeup_mask) == 0) {
continue;
}
if (s_config.gpio_trigger_mode & BIT(gpio_idx)) {
ESP_ERROR_CHECK(gpio_pullup_dis(gpio_idx));
ESP_ERROR_CHECK(gpio_pulldown_en(gpio_idx));
} else {
ESP_ERROR_CHECK(gpio_pullup_en(gpio_idx));
ESP_ERROR_CHECK(gpio_pulldown_dis(gpio_idx));
}
rtc_hal_gpio_set_wakeup_pins();
ESP_ERROR_CHECK(gpio_hold_en(gpio_idx));
}
}
esp_err_t esp_deep_sleep_enable_gpio_wakeup(uint64_t gpio_pin_mask, esp_deepsleep_gpio_wake_up_mode_t mode)
{
if (mode > ESP_GPIO_WAKEUP_GPIO_HIGH) {
ESP_LOGE(TAG, "invalid mode");
return ESP_ERR_INVALID_ARG;
}
gpio_int_type_t intr_type = ((mode == ESP_GPIO_WAKEUP_GPIO_LOW) ? GPIO_INTR_LOW_LEVEL : GPIO_INTR_HIGH_LEVEL);
esp_err_t err = ESP_OK;
for (gpio_num_t gpio_idx = GPIO_NUM_0; gpio_idx < GPIO_NUM_MAX; gpio_idx++, gpio_pin_mask >>= 1) {
if ((gpio_pin_mask & 1) == 0) {
continue;
}
if (!esp_sleep_is_valid_wakeup_gpio(gpio_idx)) {
ESP_LOGE(TAG, "invalid mask, please ensure gpio number is no more than 5");
return ESP_ERR_INVALID_ARG;
}
err = gpio_deep_sleep_wakeup_enable(gpio_idx, intr_type);
s_config.gpio_wakeup_mask |= BIT(gpio_idx);
if (mode == ESP_GPIO_WAKEUP_GPIO_HIGH) {
s_config.gpio_trigger_mode |= (mode << gpio_idx);
} else {
s_config.gpio_trigger_mode &= ~(mode << gpio_idx);
}
}
s_config.wakeup_triggers |= RTC_GPIO_TRIG_EN;
rtc_hal_gpio_clear_wakeup_pins();
return err;
}
#endif //SOC_GPIO_SUPPORT_DEEPSLEEP_WAKEUP
esp_err_t esp_sleep_enable_gpio_wakeup(void)
{
#if CONFIG_IDF_TARGET_ESP32