8000 modmachine: Implemented GPIO wake-up for ESP32-C3. · puppet13th/micropython@7dea07a · GitHub
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modmachine: Implemented GPIO wake-up for ESP32-C3.
updated micropython#9583 to current codebase( 1.22.0). Signed-off-by: Rinaldi Jandrinata <puppet13th@gmail.com>
1 parent d1685a3 commit 7dea07a

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+40
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3 files changed

+40
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lines changed

‎ports/esp32/modesp32.c

Lines changed: 8 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -63,6 +63,12 @@ static MP_DEFINE_CONST_FUN_OBJ_1(esp32_wake_on_touch_obj, esp32_wake_on_touch);
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static mp_obj_t esp32_wake_on_ext0(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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#if CONFIG_IDF_TARGET_ESP32C3
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mp_raise_ValueError(MP_ERROR_TEXT("not supported"));
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#else
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if (machine_rtc_config.wake_on_touch) {
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mp_raise_ValueError(MP_ERROR_TEXT("no resources"));
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}
@@ -89,6 +95,8 @@ static mp_obj_t esp32_wake_on_ext0(size_t n_args, const mp_obj_t *pos_args, mp_m
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machine_rtc_config.ext0_level = args[ARG_level].u_bool;
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machine_rtc_config.ext0_wake_types = MACHINE_WAKE_SLEEP | MACHINE_WAKE_DEEPSLEEP;
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#endif
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return mp_const_none;
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}
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static MP_DEFINE_CONST_FUN_OBJ_KW(esp32_wake_on_ext0_obj, 0, esp32_wake_on_ext0);

‎ports/esp32/modesp32.h

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,7 @@
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#ifndef MICROPY_INCLUDED_ESP32_MODESP32_H
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#define MICROPY_INCLUDED_ESP32_MODESP32_H
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4-
#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
4+
#if CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3
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#define RTC_VALID_EXT_PINS \
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( \

‎ports/esp32/modmachine.c

Lines changed: 31 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -76,6 +76,7 @@
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{ MP_ROM_QSTR(MP_QSTR_PIN_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \
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{ MP_ROM_QSTR(MP_QSTR_EXT0_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT0) }, \
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{ MP_ROM_QSTR(MP_QSTR_EXT1_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_EXT1) }, \
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{ MP_ROM_QSTR(MP_QSTR_EXT1_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_GPIO) }, \
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{ MP_ROM_QSTR(MP_QSTR_TIMER_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TIMER) }, \
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{ MP_ROM_QSTR(MP_QSTR_TOUCHPAD_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_TOUCHPAD) }, \
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{ MP_ROM_QSTR(MP_QSTR_ULP_WAKE), MP_ROM_INT(ESP_SLEEP_WAKEUP_ULP) }, \
@@ -146,7 +147,36 @@ static void machine_sleep_helper(wake_type_t wake_type, size_t n_args, const mp_
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esp_sleep_enable_timer_wakeup(((uint64_t)expiry) * 1000);
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}
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149-
#if !CONFIG_IDF_TARGET_ESP32C3
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#if CONFIG_IDF_TARGET_ESP32C3
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if (machine_rtc_config.ext1_pins != 0) {
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gpio_int_type_t intr_type = machine_rtc_config.ext1_level ? GPIO_INTR_HIGH_LEVEL : GPIO_INTR_LOW_LEVEL;
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155+
for (int i = 0; i < GPIO_NUM_MAX; ++i) {
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gpio_num_t gpio = (gpio_num_t)i;
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uint64_t bm = 1ULL << i;
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if (machine_rtc_config.ext1_pins & bm) {
160+
gpio_sleep_set_direction(gpio, GPIO_MODE_INPUT);
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if (MACHINE_WAKE_SLEEP == wake_type) {
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gpio_wakeup_enable(gpio, intr_type);
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}
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}
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}
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if (MACHINE_WAKE_DEEPSLEEP == wake_type) {
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if (ESP_OK != esp_deep_sleep_enable_gpio_wakeup(
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machine_rtc_config.ext1_pins,
171+
machine_rtc_config.ext1_level ? ESP_GPIO_WAKEUP_GPIO_HIGH : ESP_GPIO_WAKEUP_GPIO_LOW)) {
172+
mp_raise_ValueError(MP_ERROR_TEXT("wake-up pin not supported"));
173+
}
174+
} else {
175+
esp_sleep_enable_gpio_wakeup();
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}
177+
}
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#else
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151181
if (machine_rtc_config.ext0_pin != -1 && (machine_rtc_config.ext0_wake_types & wake_type)) {
152182
esp_sleep_enable_ext0_wakeup(machine_rtc_config.ext0_pin, machine_rtc_config.ext0_level ? 1 : 0);

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