AI Thinker Upstream Effort (AUD-2664)

components/audio_board/CMakeLists.txt

@@ -70,4 +70,13 @@ set(COMPONENT_SRCS
 )
 endif()
 
+if (CONFIG_ESP_AI_THINKER_V2_2_BOARD)
+message(STATUS "Current board name is " CONFIG_ESP_AI_THINKER_V2_2_BOARD)
+list(APPEND COMPONENT_ADD_INCLUDEDIRS ./ai_thinker_audio_kit_v2_2)
+set(COMPONENT_SRCS
+./ai_thinker_audio_kit_v2_2/board.c
+./ai_thinker_audio_kit_v2_2/board_pins_config.c
+)
+endif()
+
 register_component()

components/audio_board/Kconfig.projbuild

@@ -21,6 +21,8 @@ config ESP32_KORVO_DU1906_BOARD
     bool "ESP32_KORVO_DU1906"
 config ESP32_S2_KALUGA_1_V1_2_BOARD
     bool "ESP32-S2-Kaluga-1 v1.2"
+config ESP_AI_THINKER_V2_2_BOARD
+    bool "ESP32-AiThinker-audio V2.2"
 
 endchoice
 

components/audio_board/ai_thinker_audio_kit_v2_2/board.c

@@ -0,0 +1,162 @@
+/*
+ * ESPRESSIF MIT License
+ *
+ * Copyright (c) 2019 <ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD>
+ *
+ * Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in which case,
+ * it is free of charge, to any person obtaining a copy of this software and associated
+ * documentation files (the "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the Software is furnished
+ * to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "esp_log.h"
+#include "board.h"
+#include "audio_mem.h"
+
+#include "periph_sdcard.h"
+#include "led_indicator.h"
+#include "periph_button.h"
+
+static const char *TAG = "AUDIO_BOARD";
+
+static audio_board_handle_t board_handle = 0;
+
+audio_board_handle_t audio_board_init(void)
+{
+    if (board_handle) {
+        ESP_LOGW(TAG, "The board has already been initialized!");
+        return board_handle;
+    }
+    board_handle = (audio_board_handle_t) audio_calloc(1, sizeof(struct audio_board_handle));
+    AUDIO_MEM_CHECK(TAG, board_handle, return NULL);
+    board_handle->audio_hal = audio_board_codec_init();
+    return board_handle;
+}
+
+audio_hal_handle_t audio_board_codec_init(void)
+{
+    audio_hal_codec_config_t audio_codec_cfg = AUDIO_CODEC_DEFAULT_CONFIG();
+    audio_hal_handle_t codec_hal = audio_hal_init(&audio_codec_cfg, &AUDIO_CODEC_AC101_CODEC_HANDLE);
+    AUDIO_NULL_CHECK(TAG, codec_hal, return NULL);
+    return codec_hal;
+}
+
+display_service_handle_t audio_board_led_init(void)
+{
+    led_indicator_handle_t led = led_indicator_init((gpio_num_t)get_green_led_gpio());
+    display_service_config_t display = {
+        .based_cfg = {
+            .task_stack = 0,
+            .task_prio  = 0,
+            .task_core  = 0,
+            .task_func  = NULL,
+            .service_start = NULL,
+            .service_stop = NULL,
+            .service_destroy = NULL,
+            .service_ioctl = led_indicator_pattern,
+            .service_name = "DISPLAY_serv",
+            .user_data = NULL,
+        },
+        .instance = led,
+    };
+
+    return display_service_create(&display);
+}
+
+display_service_handle_t audio_board_blue_led_init(void)
+{
+    led_indicator_handle_t led = led_indicator_init((gpio_num_t)get_blue_led_gpio());
+    display_service_config_t display = {
+        .based_cfg = {
+            .task_stack = 0,
+            .task_prio  = 0,
+            .task_core  = 0,
+            .task_func  = NULL,
+            .service_start = NULL,
+            .service_stop = NULL,
+            .service_destroy = NULL,
+            .service_ioctl = led_indicator_pattern,
+            .service_name = "DISPLAY_serv",
+            .user_data = NULL,
+        },
+        .instance = led,
+    };
+
+    return display_service_create(&display);
+}
+
+esp_err_t audio_board_key_init(esp_periph_set_handle_t set)
+{
+    periph_button_cfg_t btn_cfg = {
+        .gpio_mask = (1ULL << get_input_rec_id())
+		| (1ULL << get_input_mode_id())
+		| (1ULL << get_input_play_id())
+		| (1ULL << get_input_set_id())
+		| (1ULL << get_input_volup_id())
+		| (1ULL << get_input_voldown_id()),
+    };
+    esp_periph_handle_t button_handle = periph_button_init(&btn_cfg);
+    AUDIO_NULL_CHECK(TAG, button_handle, return ESP_ERR_ADF_MEMORY_LACK);
+    esp_err_t ret = ESP_OK;
+    ret = esp_periph_start(set, button_handle);
+
+    return ret;
+}
+
+esp_err_t audio_board_sdcard_init(esp_periph_set_handle_t set, periph_sdcard_mode_t mode)
+{
+    if (mode != SD_MODE_1_LINE) {
+        ESP_LOGE(TAG, "current board only support 1-line SD mode!");
+        return ESP_FAIL;
+    }
+
+    periph_sdcard_cfg_t sdcard_cfg = {
+        .root = "/sdcard",
+        .card_detect_pin = get_sdcard_intr_gpio(), // GPIO_NUM_34
+        .mode = mode
+    };
+    esp_periph_handle_t sdcard_handle = periph_sdcard_init(&sdcard_cfg);
+    esp_err_t ret = esp_periph_start(set, sdcard_handle);
+    int retry_time = 5;
+    bool mount_flag = false;
+    while (retry_time --) {
+        if (periph_sdcard_is_mounted(sdcard_handle)) {
+            mount_flag = true;
+            break;
+        } else {
+            vTaskDelay(500 / portTICK_PERIOD_MS);
+        }
+    }
+    if (mount_flag == false) {
+        ESP_LOGE(TAG, "Sdcard mount failed");
+        return ESP_FAIL;
+    }
+    return ret;
+}
+
+audio_board_handle_t audio_board_get_handle(void)
+{
+    return board_handle;
+}
+
+esp_err_t audio_board_deinit(audio_board_handle_t audio_board)
+{
+    esp_err_t ret = ESP_OK;
+    ret = audio_hal_deinit(audio_board->audio_hal);
+    audio_free(audio_board);
+    board_handle = NULL;
+    return ret;
+}

components/audio_board/ai_thinker_audio_kit_v2_2/board.h

@@ -0,0 +1,119 @@
+/*
+ * ESPRESSIF MIT License
+ *
+ * Copyright (c) 2019 <ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD>
+ *
+ * Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in which case,
+ * it is free of charge, to any person obtaining a copy of this software and associated
+ * documentation files (the "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the Software is furnished
+ * to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef _AUDIO_BOARD_H_
+#define _AUDIO_BOARD_H_
+
+#include "audio_hal.h"
+#include "board_def.h"
+#include "board_pins_config.h"
+#include "esp_peripherals.h"
+#include "display_service.h"
+#include "periph_sdcard.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief Audio board handle
+ */
+struct audio_board_handle {
+    audio_hal_handle_t audio_hal; /*!< audio hardware abstract layer handle */
+};
+
+typedef struct audio_board_handle *audio_board_handle_t;
+
+/**
+ * @brief Initialize audio board
+ *
+ * @return The audio board handle
+ */
+audio_board_handle_t audio_board_init(void);
+
+/**
+ * @brief Initialize codec chip
+ *
+ * @return The audio hal handle
+ */
+audio_hal_handle_t audio_board_codec_init(void);
+
+/**
+ * @brief Initialize led peripheral and display service
+ *
+ * @return The audio display service handle
+ */
+display_service_handle_t audio_board_led_init(void);
+
+/**
+ * @brief Initialize led peripheral and display service
+ *
+ * @return The audio display service handle
+ */
+display_service_handle_t audio_board_blue_led_init(void);
+
+/**
+ * @brief Initialize key peripheral
+ *
+ * @param set The handle of esp_periph_set_handle_t
+ *
+ * @return
+ *     - ESP_OK, success
+ *     - Others, fail
+ */
+esp_err_t audio_board_key_init(esp_periph_set_handle_t set);
+
+/**
+ * @brief Initialize sdcard peripheral
+ *
+ * @param set The handle of esp_periph_set_handle_t
+ *
+ * @return
+ *     - ESP_OK, success
+ *     - Others, fail
+ */
+esp_err_t audio_board_sdcard_init(esp_periph_set_handle_t set, periph_sdcard_mode_t mode);
+
+/**
+ * @brief Query audio_board_handle
+ *
+ * @return The audio board handle
+ */
+audio_board_handle_t audio_board_get_handle(void);
+
+/**
+ * @brief Uninitialize the audio board
+ *
+ * @param audio_board The handle of audio board
+ *
+ * @return  0       success,
+ *          others  fail
+ */
+esp_err_t audio_board_deinit(audio_board_handle_t audio_board);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif