tas58xx on the fly bq coefficients calculataion

.github/workflows/build_platformio.yml

@@ -0,0 +1,71 @@
+name: build_platformio
+
+on: [push, pull_request]
+
+jobs:
+  # ── Step 1: parse platformio.ini and produce the matrix list ──────────────
+  discover:
+    runs-on: ubuntu-latest
+    outputs:
+      envs: ${{ steps.get-envs.outputs.envs }}
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Discover buildable PlatformIO environments
+        id: get-envs
+        run: |
+          python3 - <<'EOF'
+          import re, json, os
+          with open("platformio.ini") as f:
+              content = f.read()
+          envs = re.findall(r"^\[env:([^\]]+)\]", content, re.MULTILINE)
+          # Skip abstract base templates and debug-only variants
+          envs = [e for e in envs if not e.startswith("base-") and not e.endswith("-debug")]
+          output = json.dumps(envs)
+          print(f"Discovered environments: {output}")
+          with open(os.environ["GITHUB_OUTPUT"], "a") as gh_out:
+              gh_out.write(f"envs={output}\n")
+          EOF
+
+  # ── Step 2: build each environment in parallel ────────────────────────────
+  build:
+    needs: discover
+    strategy:
+      fail-fast: false          # let other envs finish even if one fails
+      matrix:
+        environment: ${{ fromJson(needs.discover.outputs.envs) }}
+
+    runs-on: ubuntu-latest
+    name: build / ${{ matrix.environment }}
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.x"
+
+      # Cache the PlatformIO home directory (toolchains, platform packages)
+      # and the per-env build output so incremental builds are faster.
+      - uses: actions/cache@v4
+        with:
+          path: |
+            ~/.platformio
+            .pio/build/${{ matrix.environment }}
+          key: pio-${{ matrix.environment }}-${{ hashFiles('platformio.ini', 'sdkconfig.defaults', 'sdkconfig.defaults.*') }}
+          restore-keys: |
+            pio-${{ matrix.environment }}-
+
+      - name: Install PlatformIO Core
+        run: pip install --quiet platformio
+
+      - name: Build ${{ matrix.environment }}
+        run: |
+          # On the first completely clean build, cmake configure runs *after*
+          # extra_scripts are evaluated, so pre_build.py finds no build.ninja
+          # and skips ESP-IDF embed-file stub generation → ninja fails.
+          # The second attempt finds the freshly created build.ninja and succeeds.
+          platformio run --environment ${{ matrix.environment }} \
+            || platformio run --environment ${{ matrix.environment }}

.gitignore

@@ -2,7 +2,8 @@ build
 libopus
 managed_components
 sdkconfig
-sdkconfig.old
+sdkconfig.*
+!sdkconfig.defaults.*
 dependencies.lock
 
 # Created by https://www.toptal.com/developers/gitignore/api/c,c++,eclipse
@@ -149,3 +150,5 @@ local.properties
 
 # End of https://www.toptal.com/developers/gitignore/api/c,c++,eclipse
 .vscode-ctags
+.vscode/c_cpp_properties.json
+.vscode/launch.json

.vscode/extensions.json

@@ -0,0 +1,10 @@
+{
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": [
+        "platformio.platformio-ide"
+    ],
+    "unwantedRecommendations": [
+        "ms-vscode.cpptools-extension-pack"
+    ]
+}

.vscode/tasks.json

@@ -6,13 +6,13 @@
         {
             "label": "Start Docker Container for Build",
             "type": "shell",
-            "command": "docker run --rm -it -v ${workspaceFolder}:${workspaceFolder} -w ${workspaceFolder} -v /dev:/dev --privileged espressif/idf:v5.1.1",
+            "command": "docker run --rm -it -v ${workspaceFolder}:${workspaceFolder} -w ${workspaceFolder} -v /dev:/dev --privileged espressif/idf:v5.5.1",
             "problemMatcher": []
         },
         {
             "label": "Build, Flash and Monitor (Docker)",
             "type": "shell",
-            "command": "docker run --rm -it -v ${workspaceFolder}:${workspaceFolder} -w ${workspaceFolder} -v /dev:/dev --privileged espressif/idf:v5.1.1 /bin/bash -c '. $IDF_PATH/export.sh && idf.py build flash monitor'",
+            "command": "docker run --rm -it -v ${workspaceFolder}:${workspaceFolder} -w ${workspaceFolder} -v /dev:/dev --privileged espressif/idf:v5.5.1 /bin/bash -c '. $IDF_PATH/export.sh && idf.py build flash monitor'",
             "group": {
                 "kind": "build",
                 "isDefault": true

components/audio_board/Kconfig.projbuild

@@ -9,6 +9,14 @@ menu "Audio Board"
 			choice and is not exposed to menuconfig.
 			See https://github.com/schreibfaul1/ESP32-audioI2S/blob/1d9b299d0197f99fc70335295adcd226dc220f88/src/Audio.cpp#L4929
 
+	config I2S_SLOT_32BIT
+		bool
+		default n
+		help
+			Forces the I2S slot width to 32 bits regardless of sample depth. Required for DACs that only
+			support 32-bit or 24-bit frames (e.g. MA120X0P whose OTP default frame size is 32 bits).
+			The IDF zero-pads 16-bit samples to fill the 32-bit slot automatically.
+
 	choice AUDIO_BOARD
 	    prompt "Audio board"
 		default ESP32_S2_KALUGA_1_V1_2_BOARD if IDF_TARGET_ESP32S2
@@ -94,6 +102,7 @@ menu "Audio Board"
 
 	    config DAC_MA120X0
 	        bool "Infineon MA120X0 ClassD AMP"
+	        select I2S_SLOT_32BIT
 
 	    config DAC_ADAU1961
 	        bool "Analog Devices ADAU1961 DAC"
@@ -195,7 +204,8 @@ menu "Audio Board"
 					When enabled, build includes optional TAS5805M equalizer support.
 					Equalizer configuration and runtime control remain available via
 					the device UI. Default: disabled.
-	    endmenu
+
+		    endmenu
 
 		menu "Merus MA120x0 interface Configuration"
 			 depends on DAC_MA120X0
@@ -206,23 +216,48 @@ menu "Audio Board"
 	             help
 			         GPIO number to control enable/disable.
 
+	         config MA120X0_NENABLE_INVERT
+	             bool "Invert nEnable pin logic (active-low)"
+	             default n
+	             depends on MA120X0_NENABLE_PIN != -1
+	             help
+	                 When enabled, the nEnable pin is driven LOW to enable the
+	                 amplifier and HIGH to disable it (active-low, as per the
+	                 MA120x0 datasheet). When disabled, HIGH = on, LOW = off.
+
 	         config MA120X0_NMUTE_PIN
 	             int "Master mute/unmute for ma120x0"
 	             default 2
 	             help
 	                 GPIO number to controm mute/unmute.
 
-	         config MERUS_NERR_PIN
+	         config MA120X0_NERR_PIN
 	             int "NERR monitor pin"
 	             default 21
 	             help
 	                 GPIO number to monitor NERROR.
 
-	         config MERUS_NCLIP_PIN
+	         config MA120X0_NCLIP_PIN
 	             int "Clip indication pin"
 	             default 22
 	             help
 	                 GPIO number low if clip observed
+
+	         config MA120X0_VOL_MAX_DB
+	             int "Maximum volume level (dB, ≤ 0)"
+	             default 0
+	             range -144 24
+	             help
+	                 Register value at slider position 100. 0 dB is the
+	                 maximum undistorted output level of the MA120x0.
+
+	         config MA120X0_VOL_MIN_DB
+	             int "Minimum volume level (dB)"
+	             default -60
+	             range -144 24
+	             help
+	                 Register value at slider position 0. Values below -60 dB
+	                 are practically inaudible on most systems.
 	     endmenu
 
 	     menu "Merus MA120 interface Configuration"

components/audio_hal/driver/tas5805m/tas5805m.c

@@ -95,7 +95,7 @@ static esp_err_t tas5805m_transmit_registers(const tas5805m_cfg_reg_t *conf_buf,
         // Used in legacy applications.  Ignored here.
         break;
       case CFG_META_DELAY:
-        vTaskDelay(conf_buf[i].value / portTICK_PERIOD_MS);
+        vTaskDelay(pdMS_TO_TICKS(conf_buf[i].value));
         break;
       case CFG_META_BURST:
         ret = i2c_bus_write_bytes(i2c_handler, TAS5805M_ADDR,
@@ -135,9 +135,9 @@ esp_err_t tas5805m_init(audio_hal_codec_config_t *codec_cfg) {
   io_conf.intr_type = GPIO_INTR_DISABLE;
   gpio_config(&io_conf);
   gpio_set_level(TAS5805M_RST_GPIO, 0);
-  vTaskDelay(20 / portTICK_PERIOD_MS);
+  vTaskDelay(pdMS_TO_TICKS(20));
   gpio_set_level(TAS5805M_RST_GPIO, 1);
-  vTaskDelay(200 / portTICK_PERIOD_MS);
+  vTaskDelay(pdMS_TO_TICKS(200));
 
   ret = get_i2c_pins(I2C_NUM_0, &i2c_cfg);
   i2c_handler = i2c_bus_create(I2C_NUM_0, &i2c_cfg);

components/bq_calc/CMakeLists.txt

@@ -0,0 +1,6 @@
+set(COMPONENT_REQUIRES)
+set(COMPONENT_PRIV_REQUIRES)
+
+list(APPEND COMPONENT_ADD_INCLUDEDIRS ./include)
+set(COMPONENT_SRCS ./bq_calc.c)
+register_component()