From: Darren Ye <darren.ye@mediatek.com>
Add document for mt8196 board with mt6681.
Signed-off-by: Darren Ye <darren.ye@mediatek.com>
---
.../sound/mediatek,mt8196-mt6681.yaml | 122 ++++++++++++++++++
1 file changed, 122 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mt8196-mt6681.yaml
diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt8196-mt6681.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt8196-mt6681.yaml
new file mode 100644
index 000000000000..b144ba748c23
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mt8196-mt6681.yaml
@@ -0,0 +1,122 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mt8196-mt6681.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT8196 ASoC sound card
+
+maintainers:
+ - Darren Ye <darren.ye@mediatek.com>
+
+allOf:
+ - $ref: sound-card-common.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - mediatek,mt8196-mt6681-sound
+ - mediatek,mt8196-nau8825-sound
+ - mediatek,mt8196-rt5682s-sound
+ - mediatek,mt8196-rt5650-sound
+ - items:
+ - const: mediatek,mt8196-mt6681-sound
+ - const: mediatek,mt8196-nau8825-sound
+
+ audio-routing:
+ description:
+ Valid names could be the input or output widgets of audio components,
+ power supplies, MicBias of codec and the software switch.
+
+ mediatek,platform:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: The phandle of MT8188 ASoC platform.
+
+ mediatek,adsp:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ The phandle of the MT8188 ADSP platform, which is the optional Audio DSP
+ hardware that provides additional audio functionalities if present.
+ The AFE will link to ADSP when the phandle is provided.
+
+patternProperties:
+ "^dai-link-[0-9]+$":
+ type: object
+ description:
+ Container for dai-link level properties and CODEC sub-nodes.
+
+ properties:
+ link-name:
+ description:
+ This property corresponds to the name of the BE dai-link to which
+ we are going to update parameters in this node.
+ items:
+ enum:
+ - TDM_DPTX_BE
+ - I2SOUT6_BE
+ - I2SIN6_BE
+ - I2SOUT4_BE
+ - I2SOUT3_BE
+
+ codec:
+ description: Holds subnode which indicates codec dai.
+ type: object
+ additionalProperties: false
+ properties:
+ sound-dai:
+ minItems: 1
+ maxItems: 2
+ required:
+ - sound-dai
+
+ dai-format:
+ description: audio format.
+ items:
+ enum:
+ - i2s
+ - right_j
+ - left_j
+ - dsp_a
+ - dsp_b
+
+ mediatek,clk-provider:
+ $ref: /schemas/types.yaml#/definitions/string
+ description: Indicates dai-link clock master.
+ items:
+ enum:
+ - cpu
+ - codec
+
+ additionalProperties: false
+
+ required:
+ - link-name
+
+unevaluatedProperties: false
+
+required:
+ - compatible
+ - mediatek,platform
+
+examples:
+ - |
+ sound {
+ compatible = "mediatek,mt8196-mt6681-sound";
+ model = "mt8196-mt6681";
+ mediatek,platform = <&afe>;
+ audio-routing = "I2SOUT4", "I2SIN4_GPIO",
+ "I2SOUT4", "I2OUT4_GPIO",
+ "I2SOUT6", "I2SIN6_GPIO",
+ "I2SOUT6", "I2SOUT6_GPIO";
+
+ dai-link-0 {
+ link-name = "I2SOUT6_BE";
+ dai-format = "i2s";
+ mediatek,clk-provider = "cpu";
+ codec {
+ sound-dai = <&nau8825>;
+ };
+ };
+ };
+
--
2.45.2