esp audio board support and wm8978 codec driver (AUD-619)

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "esp-idf"]
-	path = esp-idf
-	url = https://github.com/espressif/esp-idf
 [submodule "components/esp-adf-libs"]
 	path = components/esp-adf-libs
 	url = https://github.com/espressif/esp-adf-libs

components/audio_hal/Kconfig.projbuild

@@ -10,6 +10,8 @@ config ESP_LYRAT_V4_3_BOARD
     bool "ESP32-Lyrat V4.3"
 config ESP_LYRAT_V4_2_BOARD
     bool "ESP32-Lyrat V4.2"
+config WHYENGINEER_LIN_BOARD
+    bool "WhyEngineer Lin Audio board"
 endchoice
 
 endmenu

components/audio_hal/audio_hal.c

@@ -31,6 +31,7 @@
 #include "audio_mutex.h"
 #include "es8374.h"
 #include "es8388.h"
+#include "wm8978.h"
 
 static const char *TAG = "AUDIO_HAL";
 
@@ -52,6 +53,7 @@ struct audio_hal {
 };
 
 static struct audio_hal audio_hal_codecs_default[] = {
+#if (defined CONFIG_ESP_LYRAT_V4_3_BOARD) ||(defined CONFIG_ESP_LYRAT_V4_2_BOARD)
     {
         .audio_codec_initialize = es8388_init,
         .audio_codec_deinitialize = es8388_deinit,
@@ -67,7 +69,18 @@ static struct audio_hal audio_hal_codecs_default[] = {
         .audio_codec_config_iface = es8374_config_i2s,
         .audio_codec_set_volume = es8374_set_voice_volume,
         .audio_codec_get_volume = es8374_get_voice_volume,
+    }, 
+#endif
+#ifdef CONFIG_WHYENGINEER_LIN_BOARD
+    {
+        .audio_codec_initialize =wm8978_init,
+        .audio_codec_deinitialize=wm8978_deinit,
+        .audio_codec_ctrl=wm8978_ctrl_state,
+        .audio_codec_config_iface=wm8978_config_i2s,
+        .audio_codec_set_volume=wm8978_set_voice_volume,
+        .audio_codec_get_volume=wm8978_get_voice_volume,
     }
+#endif
 };
 
 audio_hal_handle_t audio_hal_init(audio_hal_codec_config_t* audio_hal_conf, int index)
@@ -93,7 +106,9 @@ audio_hal_handle_t audio_hal_init(audio_hal_codec_config_t* audio_hal_conf, int
     audio_hal->handle = audio_hal;
     audio_hal_codecs_default[index].handle = audio_hal;
     mutex_unlock(audio_hal->audio_hal_lock);
+#if (defined CONFIG_ESP_LYRAT_V4_3_BOARD) ||(defined CONFIG_ESP_LYRAT_V4_2_BOARD)
     es8388_pa_power(true);
+#endif
     return audio_hal;
 }
 

components/audio_hal/board/board.h

@@ -39,6 +39,10 @@ extern "C" {
 #include "lyrat_v4_2_board.h"
 #endif
 
+#ifdef CONFIG_WHYENGINEER_LIN_BOARD
+#include "we_lin_board.h"
+#endif
+
 
 #ifdef __cplusplus
 }

components/audio_hal/board/we_lin_board.h

@@ -0,0 +1,66 @@
+/*
+ * ESPRESSIF MIT License
+ *
+ * Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE 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 _WHYENGINEER_BOARD_H_
+#define _WHYENGINEER_BOARD_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SD_CARD_OPEN_FILE_NUM_MAX   5
+
+#define IIC_PORT 0
+#define IIC_DATA 19
+#define IIC_CLK 18
+
+
+/* I2S gpios */
+#define IIS_SCLK                    33
+#define IIS_LCLK                    25
+#define IIS_DSIN                    26
+#define IIS_DOUT                    27
+
+
+#define LED_R 5
+#define LED_G 21
+#define LED_B 22
+
+#define KEY_1_SEL GPIO_SEL_34
+#define KEY_2_SEL GPIO_SEL_35
+#define KEY_3_SEL GPIO_SEL_32
+
+#define KEY_1_NUM GPIO_NUM_34
+#define KEY_2_NUM GPIO_NUM_35
+#define KEY_3_NUM GPIO_NUM_32
+
+#define SD_CARD_INTR_GPIO           23
+#define SD_CARD_INTR_SEL            23
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

components/audio_hal/component.mk

@@ -4,6 +4,12 @@
 # (Uses default behaviour of compiling all source files in directory, adding 'include' to include path.)
 
 
-COMPONENT_ADD_INCLUDEDIRS := ./include ./driver/es8388 ./board ./driver/es8374
+COMPONENT_ADD_INCLUDEDIRS := ./include ./driver/es8388 ./board ./driver/es8374 ./driver/wm8978
 
-COMPONENT_SRCDIRS :=  . ./driver/es8388 ./board ./driver/es8374
+
+#COMPONENT_SRCDIRS :=. ./driver/es8388 ./board ./driver/es8374 ./driver/wm8978
+ifdef CONFIG_WHYENGINEER_LIN_BOARD
+COMPONENT_SRCDIRS := . ./driver/wm8978
+else
+COMPONENT_SRCDIRS := . ./driver/es8388 ./board ./driver/es8374
+endif