Update ADC and I2S APIs for 5.1

.gitmodules

@@ -147,9 +147,6 @@
 [submodule "ports/espressif/esp-protocols"]
 	path = ports/espressif/esp-protocols
 	url = https://github.com/espressif/esp-protocols.git
-[submodule "ports/espressif/esp-iot-solution"]
-	path = ports/espressif/esp-iot-solution
-	url = https://github.com/espressif/esp-iot-solution.git
 [submodule "ports/espressif/esp-camera"]
 	path = ports/espressif/esp-camera
 	url = https://github.com/adafruit/esp32-camera.git

locale/circuitpython.pot

@@ -447,10 +447,6 @@ msgstr ""
 msgid "A hardware interrupt channel is already in use"
 msgstr ""
 
-#: ports/espressif/common-hal/analogio/AnalogIn.c
-msgid "ADC2 is being used by WiFi"
-msgstr ""
-
 #: ports/raspberrypi/common-hal/wifi/Radio.c
 msgid "AP could not be started"
 msgstr ""
@@ -2156,11 +2152,6 @@ msgstr ""
 msgid "Unable to allocate the heap."
 msgstr ""
 
-#: ports/espressif/common-hal/analogbufio/BufferedIn.c
-#, c-format
-msgid "Unable to configure ADC DMA controller, ErrorCode:%d"
-msgstr ""
-
 #: ports/espressif/common-hal/busio/I2C.c
 msgid "Unable to create lock"
 msgstr ""
@@ -2179,20 +2170,10 @@ msgstr ""
 msgid "Unable to init parser"
 msgstr ""
 
-#: ports/espressif/common-hal/analogbufio/BufferedIn.c
-#, c-format
-msgid "Unable to initialize ADC DMA controller, ErrorCode:%d"
-msgstr ""
-
 #: shared-module/displayio/OnDiskBitmap.c
 msgid "Unable to read color palette data"
 msgstr ""
 
-#: ports/espressif/common-hal/analogbufio/BufferedIn.c
-#, c-format
-msgid "Unable to start ADC DMA controller, ErrorCode:%d"
-msgstr ""
-
 #: ports/espressif/common-hal/mdns/Server.c
 #: ports/raspberrypi/common-hal/mdns/Server.c
 msgid "Unable to start mDNS query"
@@ -4207,7 +4188,8 @@ msgstr ""
 msgid "unexpected keyword argument"
 msgstr ""
 
-#: py/bc.c py/objnamedtuple.c shared-bindings/traceback/__init__.c
+#: py/argcheck.c py/bc.c py/objnamedtuple.c
+#: shared-bindings/traceback/__init__.c
 msgid "unexpected keyword argument '%q'"
 msgstr ""
 
@@ -4364,10 +4346,6 @@ msgstr ""
 msgid "wrong output type"
 msgstr ""
 
-#: ports/espressif/common-hal/audiobusio/__init__.c
-msgid "xTaskCreate failed"
-msgstr ""
-
 #: extmod/ulab/code/scipy/signal/signal.c
 msgid "zi must be an ndarray"
 msgstr ""

main.c

@@ -1190,7 +1190,9 @@ void NORETURN nlr_jump_fail(void *val) {
 
 #ifndef NDEBUG
 static void NORETURN __fatal_error(const char *msg) {
+    #if CIRCUITPY_DEBUG == 0
     reset_into_safe_mode(SAFE_MODE_HARD_FAULT);
+    #endif
     while (true) {
     }
 }

ports/espressif/Makefile

@@ -304,17 +304,6 @@ ifneq ($(CIRCUITPY_BLEIO),0)
 SRC_C += common-hal/_bleio/ble_events.c
 endif
 
-ifneq ($(CIRCUITPY_PARALLELDISPLAY),0)
-ifeq ($(IDF_TARGET),esp32s3)
-LCD_SRC = 8080_lcd_$(IDF_TARGET)
-else
-LCD_SRC = i2s_lcd_$(IDF_TARGET)_driver
-endif
-SRC_C += esp-iot-solution/components/bus/$(LCD_SRC).c
-$(BUILD)/esp-iot-solution/components/bus/$(LCD_SRC).o: CFLAGS += -Wno-sign-compare
-CFLAGS += -isystem esp-iot-solution/components/bus/include
-endif
-
 ifneq ($(CIRCUITPY_DOTCLOCKFRAMEBUFFER),0)
 CFLAGS += -isystem esp-idf/components/esp_lcd/include
 CFLAGS += -isystem esp-idf/components/esp_lcd/interface

ports/espressif/boards/adafruit_qtpy_esp32_pico/mpconfigboard.mk

@@ -4,9 +4,9 @@ CIRCUITPY_CREATION_ID = 0x00320003
 IDF_TARGET = esp32
 
 CIRCUITPY_ESP_FLASH_SIZE = 8MB
-CIRCUITPY_ESP_FLASH_MODE = dio
-CIRCUITPY_ESP_FLASH_FREQ = 40m
+CIRCUITPY_ESP_FLASH_MODE = qio
+CIRCUITPY_ESP_FLASH_FREQ = 80m
 
 CIRCUITPY_ESP_PSRAM_SIZE = 2MB
 CIRCUITPY_ESP_PSRAM_MODE = qio
-CIRCUITPY_ESP_PSRAM_FREQ = 40m
+CIRCUITPY_ESP_PSRAM_FREQ = 80m

ports/espressif/common-hal/analogbufio/BufferedIn.c

@@ -28,6 +28,7 @@
  */
 
 #include <stdio.h>
+#include "bindings/espidf/__init__.h"
 #include "common-hal/analogbufio/BufferedIn.h"
 #include "shared-bindings/analogbufio/BufferedIn.h"
 #include "shared-bindings/microcontroller/Pin.h"
@@ -39,7 +40,6 @@
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "freertos/semphr.h"
-#include "driver/adc.h"
 
 // #define DEBUG_ANALOGBUFIO
 
@@ -72,12 +72,32 @@ static void stop_dma(analogbufio_bufferedin_obj_t *self);
 void common_hal_analogbufio_bufferedin_construct(analogbufio_bufferedin_obj_t *self, const mcu_pin_obj_t *pin, uint32_t sample_rate) {
     self->pin = pin;
     self->sample_rate = sample_rate;
+    if (pin->adc_index == NO_ADC || pin->adc_channel == NO_ADC_CHANNEL) {
+        raise_ValueError_invalid_pin();
+    }
+
+    #if defined(CONFIG_IDF_TARGET_ESP32)
+    if (pin->adc_index != ADC_UNIT_1) {
+        /*
+         * ESP32 only supports ADC1 unit
+         * https://www.espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf
+         * Table 29-3
+         */
+        raise_ValueError_invalid_pin();
+    }
+    #endif
+
+    // C3 and S3 have errata related to ADC2 and continuous mode.
+    #if (defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32S3)) && !defined(CONFIG_ADC_CONTINUOUS_FORCE_USE_ADC2_ON_C3_S3)
+    if (pin->adc_index != ADC_UNIT_1) {
+        raise_ValueError_invalid_pin();
+    }
+    #endif
+
+    common_hal_mcu_pin_claim(pin);
 }
 
 static void start_dma(analogbufio_bufferedin_obj_t *self, adc_digi_convert_mode_t *convert_mode, adc_digi_output_format_t *output_format) {
-    uint16_t adc1_chan_mask = 0;
-    uint16_t adc2_chan_mask = 0;
-
     const mcu_pin_obj_t *pin = self->pin;
     uint32_t sample_rate = self->sample_rate;
 
@@ -88,10 +108,6 @@ static void start_dma(analogbufio_bufferedin_obj_t *self, adc_digi_convert_mode_
         *convert_mode = ADC_CONV_SINGLE_UNIT_2;
     }
 
-    if (pin->adc_index == NO_ADC || pin->adc_channel == NO_ADC_CHANNEL) {
-        raise_ValueError_invalid_pin();
-    }
-
     /*
      *	Chip version	Conversion Mode		Output Format Type
      *	ESP32           1                   TYPE1
@@ -101,17 +117,6 @@ static void start_dma(analogbufio_bufferedin_obj_t *self, adc_digi_convert_mode_
      *	ESP32H3         1,2,BOTH,ALTER      TYPE2
      */
 
-    #if defined(CONFIG_IDF_TARGET_ESP32)
-    if (pin->adc_index != ADC_UNIT_1) {
-        /*
-         * ESP32 only supports ADC1 unit
-         * https://www.espressif.com/sites/default/files/documentation/esp32_technical_reference_manual_en.pdf
-         * Table 29-3
-         */
-        raise_ValueError_invalid_pin();
-    }
-    #endif
-
     #if defined(CONFIG_IDF_TARGET_ESP32C3)
     /* ESP32C3 only supports alter mode */
     *convert_mode = ADC_CONV_ALTER_UNIT;
@@ -121,34 +126,21 @@ static void start_dma(analogbufio_bufferedin_obj_t *self, adc_digi_convert_mode_
     *output_format = ADC_DIGI_OUTPUT_FORMAT_TYPE2;
     #endif
 
-    common_hal_mcu_pin_claim(pin);
-
-    if (pin->adc_index == ADC_UNIT_1) {
-        adc1_chan_mask = 1 << pin->adc_channel;
-    } else {
-        adc2_chan_mask = 1 << pin->adc_channel;
-    }
-
-    adc_digi_init_config_t adc_dma_config = {
+    adc_continuous_handle_cfg_t adc_dma_config = {
         .max_store_buf_size = DMA_BUFFER_SIZE,
-        .conv_num_each_intr = NUM_SAMPLES_PER_INTERRUPT,
-        .adc1_chan_mask = adc1_chan_mask,
-        .adc2_chan_mask = adc2_chan_mask,
+        .conv_frame_size = NUM_SAMPLES_PER_INTERRUPT * SOC_ADC_DIGI_DATA_BYTES_PER_CONV
     };
 
     #if defined(DEBUG_ANALOGBUFIO)
     mp_printf(&mp_plat_print, "pin:%d, ADC channel:%d, ADC index:%d, adc1_chan_mask:0x%x, adc2_chan_mask:0x%x\n", pin->number, pin->adc_channel, pin->adc_index, adc1_chan_mask, adc2_chan_mask);
     #endif // DEBUG_ANALOGBUFIO
-    esp_err_t err = adc_digi_initialize(&adc_dma_config);
+    esp_err_t err = adc_continuous_new_handle(&adc_dma_config, &self->handle);
     if (ESP_OK != err) {
         stop_dma(self);
-        common_hal_analogbufio_bufferedin_deinit(self);
-        mp_raise_ValueError_varg(translate("Unable to initialize ADC DMA controller, ErrorCode:%d"), err);
+        CHECK_ESP_RESULT(err);
     }
 
-    adc_digi_configuration_t dig_cfg = {
-        .conv_limit_en = ADC_CONV_LIMIT_EN,
-        .conv_limit_num = 250,
+    adc_continuous_config_t dig_cfg = {
         .pattern_num = NUM_ADC_CHANNELS,
         .sample_freq_hz = sample_rate,
         .conv_mode = *convert_mode,
@@ -174,25 +166,28 @@ static void start_dma(analogbufio_bufferedin_obj_t *self, adc_digi_convert_mode_
     mp_printf(&mp_plat_print, "adc_pattern[0].channel:%d, adc_pattern[0].unit:%d, adc_pattern[0].atten:%d\n", adc_pattern[0].channel, adc_pattern[0].unit, adc_pattern[0].atten);
     #endif // DEBUG_ANALOGBUFIO
 
-    err = adc_digi_controller_configure(&dig_cfg);
+    err = adc_continuous_config(self->handle, &dig_cfg);
     if (ESP_OK != err) {
         stop_dma(self);
-        common_hal_analogbufio_bufferedin_deinit(self);
-        mp_raise_ValueError_varg(translate("Unable to configure ADC DMA controller, ErrorCode:%d"), err);
+        CHECK_ESP_RESULT(err);
     }
-    err = adc_digi_start();
+    err = adc_continuous_start(self->handle);
     if (ESP_OK != err) {
         stop_dma(self);
-        common_hal_analogbufio_bufferedin_deinit(self);
-        mp_raise_ValueError_varg(translate("Unable to start ADC DMA controller, ErrorCode:%d"), err);
+        CHECK_ESP_RESULT(err);
     }
+    self->started = true;
 }
 
 static void stop_dma(analogbufio_bufferedin_obj_t *self) {
-    adc_digi_stop();
-    adc_digi_deinitialize();
-    // Release ADC Pin
-    reset_pin_number(self->pin->number);
+    if (self->started) {
+        adc_continuous_stop(self->handle);
+        self->started = false;
+    }
+    if (self->handle != NULL) {
+        adc_continuous_deinit(self->handle);
+        self->handle = NULL;
+    }
 }
 
 bool common_hal_analogbufio_bufferedin_deinited(analogbufio_bufferedin_obj_t *self) {
@@ -203,6 +198,8 @@ void common_hal_analogbufio_bufferedin_deinit(analogbufio_bufferedin_obj_t *self
     if (common_hal_analogbufio_bufferedin_deinited(self)) {
         return;
     }
+    // Release ADC Pin
+    reset_pin_number(self->pin->number);
     self->pin = NULL;
 }
 
@@ -242,7 +239,7 @@ static bool check_valid_data(const adc_digi_output_data_t *data, const mcu_pin_o
 }
 
 uint32_t common_hal_analogbufio_bufferedin_readinto(analogbufio_bufferedin_obj_t *self, uint8_t *buffer, uint32_t len, uint8_t bytes_per_sample) {
-    uint8_t result[NUM_SAMPLES_PER_INTERRUPT] __attribute__ ((aligned(4))) = {0};
+    uint8_t result[NUM_SAMPLES_PER_INTERRUPT * SOC_ADC_DIGI_DATA_BYTES_PER_CONV] __attribute__ ((aligned(4))) = {0};
     uint32_t captured_samples = 0;
     uint32_t captured_bytes = 0;
     esp_err_t ret;
@@ -263,7 +260,7 @@ uint32_t common_hal_analogbufio_bufferedin_readinto(analogbufio_bufferedin_obj_t
 
     while (captured_bytes < len) {
         ret_num = 0;
-        ret = adc_digi_read_bytes(result, NUM_SAMPLES_PER_INTERRUPT, &ret_num, ADC_READ_TIMEOUT_MS);
+        ret = adc_continuous_read(self->handle, result, NUM_SAMPLES_PER_INTERRUPT * SOC_ADC_DIGI_DATA_BYTES_PER_CONV, &ret_num, ADC_READ_TIMEOUT_MS);
 
         if (ret == ESP_OK) {
             for (uint32_t i = 0; i < ret_num; i += ADC_RESULT_BYTE) {

ports/espressif/common-hal/analogbufio/BufferedIn.h

@@ -32,11 +32,15 @@
 #include "common-hal/microcontroller/Pin.h"
 #include "py/obj.h"
 
+#include "components/esp_adc/include/esp_adc/adc_continuous.h"
+
 //  This is the analogbufio object
 typedef struct {
     mp_obj_base_t base;
     const mcu_pin_obj_t *pin;
     uint32_t sample_rate;
+    adc_continuous_handle_t handle;
+    bool started;
 } analogbufio_bufferedin_obj_t;
 
 #endif // MICROPY_INCLUDED_ESP32_COMMON_HAL_ANALOGBUFIO_BUFFEREDIN_H

ports/espressif/common-hal/analogio/AnalogOut.c

@@ -96,7 +96,9 @@ void common_hal_analogio_analogout_set_value(analogio_analogout_obj_t *self,
 void analogout_reset(void) {
     #ifdef SOC_DAC_SUPPORTED
     for (uint8_t c = 0; c < SOC_DAC_CHAN_NUM; c++) {
-        dac_oneshot_del_channel(_active_handles[c]);
+        if (_active_handles[c] != NULL) {
+            dac_oneshot_del_channel(_active_handles[c]);
+        }
         _active_handles[c] = NULL;
     }
     #endif