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authorChristian Walther <cwalther@gmx.ch>2022-05-26 16:29:26 +0200
committerDamien George <damien@micropython.org>2022-06-23 17:31:01 +1000
commitba21f76f89d05150b7d6ec2dfac45476ffc4866c (patch)
treeb1f489cdb2348bb06640f819808ff677c991730f /ports/esp32/modesp32.c
parentcf550ad9d1f15d862d7e9fb3526cd57e1ea69057 (diff)
esp32/modesp32: Add wake_on_ulp() so ULP can wake CPU from deepsleep.
Add esp32.wake_on_ulp() to give access to esp_sleep_enable_ulp_wakeup(), which is needed to allow the ULP co-processor to wake the main CPU from deep sleep.
Diffstat (limited to 'ports/esp32/modesp32.c')
-rw-r--r--ports/esp32/modesp32.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/ports/esp32/modesp32.c b/ports/esp32/modesp32.c
index 0dbd7efda..017db36e2 100644
--- a/ports/esp32/modesp32.c
+++ b/ports/esp32/modesp32.c
@@ -131,6 +131,15 @@ STATIC mp_obj_t esp32_wake_on_ext1(size_t n_args, const mp_obj_t *pos_args, mp_m
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(esp32_wake_on_ext1_obj, 0, esp32_wake_on_ext1);
+STATIC mp_obj_t esp32_wake_on_ulp(const mp_obj_t wake) {
+ if (machine_rtc_config.ext0_pin != -1) {
+ mp_raise_ValueError(MP_ERROR_TEXT("no resources"));
+ }
+ machine_rtc_config.wake_on_ulp = mp_obj_is_true(wake);
+ return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp32_wake_on_ulp_obj, esp32_wake_on_ulp);
+
STATIC mp_obj_t esp32_gpio_deep_sleep_hold(const mp_obj_t enable) {
if (mp_obj_is_true(enable)) {
gpio_deep_sleep_hold_en();
@@ -197,6 +206,7 @@ STATIC const mp_rom_map_elem_t esp32_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_wake_on_touch), MP_ROM_PTR(&esp32_wake_on_touch_obj) },
{ MP_ROM_QSTR(MP_QSTR_wake_on_ext0), MP_ROM_PTR(&esp32_wake_on_ext0_obj) },
{ MP_ROM_QSTR(MP_QSTR_wake_on_ext1), MP_ROM_PTR(&esp32_wake_on_ext1_obj) },
+ { MP_ROM_QSTR(MP_QSTR_wake_on_ulp), MP_ROM_PTR(&esp32_wake_on_ulp_obj) },
{ MP_ROM_QSTR(MP_QSTR_gpio_deep_sleep_hold), MP_ROM_PTR(&esp32_gpio_deep_sleep_hold_obj) },
#if CONFIG_IDF_TARGET_ESP32
{ MP_ROM_QSTR(MP_QSTR_raw_temperature), MP_ROM_PTR(&esp32_raw_temperature_obj) },