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Message-Id: <20250801-mtk-dtb-warnings-v1-6-6ba4e432427b@collabora.com>
Date: Fri, 01 Aug 2025 13:18:08 +0200
From: Julien Massot <julien.massot@...labora.com>
To: kernel@...labora.com, Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Ikjoon Jang <ikjn@...omium.org>,
Enric Balletbo i Serra <eballetbo@...nel.org>,
Chen-Yu Tsai <wenst@...omium.org>, Weiyi Lu <weiyi.lu@...iatek.com>,
Eugen Hristev <eugen.hristev@...aro.org>,
Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
Julien Massot <jmassot@...labora.com>, Sean Wang <sean.wang@...nel.org>,
Linus Walleij <linus.walleij@...aro.org>
Cc: linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-sound@...r.kernel.org,
linux-gpio@...r.kernel.org, Julien Massot <julien.massot@...labora.com>
Subject: [PATCH 6/9] ASoC: dt-binding: Convert MediaTek mt8183-mt6358
bindings to YAML
Convert the existing text-based DT binding for MT8183 sound cards using
MT6358 and various other codecs to a YAML schema.
Signed-off-by: Julien Massot <julien.massot@...labora.com>
---
.../sound/mt8183-mt6358-ts3a227-max98357.txt | 25 ---------
.../devicetree/bindings/sound/mt8183-mt6358.yaml | 59 ++++++++++++++++++++++
2 files changed, 59 insertions(+), 25 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/mt8183-mt6358-ts3a227-max98357.txt b/Documentation/devicetree/bindings/sound/mt8183-mt6358-ts3a227-max98357.txt
deleted file mode 100644
index ecd46ed8eb98b99d0f2cc9eeca5f6d0aef6a5ada..0000000000000000000000000000000000000000
--- a/Documentation/devicetree/bindings/sound/mt8183-mt6358-ts3a227-max98357.txt
+++ /dev/null
@@ -1,25 +0,0 @@
-MT8183 with MT6358, TS3A227, MAX98357, and RT1015 CODECS
-
-Required properties:
-- compatible : "mediatek,mt8183_mt6358_ts3a227_max98357" for MAX98357A codec
- "mediatek,mt8183_mt6358_ts3a227_max98357b" for MAX98357B codec
- "mediatek,mt8183_mt6358_ts3a227_rt1015" for RT1015 codec
- "mediatek,mt8183_mt6358_ts3a227_rt1015p" for RT1015P codec
-- mediatek,platform: the phandle of MT8183 ASoC platform
-
-Optional properties:
-- mediatek,headset-codec: the phandles of ts3a227 codecs
-- mediatek,ec-codec: the phandle of EC codecs.
- See google,cros-ec-codec.txt for more details.
-- mediatek,hdmi-codec: the phandles of HDMI codec
-
-Example:
-
- sound {
- compatible = "mediatek,mt8183_mt6358_ts3a227_max98357";
- mediatek,headset-codec = <&ts3a227>;
- mediatek,ec-codec = <&ec_codec>;
- mediatek,hdmi-codec = <&it6505dptx>;
- mediatek,platform = <&afe>;
- };
-
diff --git a/Documentation/devicetree/bindings/sound/mt8183-mt6358.yaml b/Documentation/devicetree/bindings/sound/mt8183-mt6358.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..a50dc109e8f307cfb08504a9143a178e880266c9
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mt8183-mt6358.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mt8183-mt6358.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek MT8183 sound card with MT6358, TS3A227, and MAX98357/RT1015 codecs
+
+maintainers:
+ - Julien Massot <julien.massot@...labora.com>
+
+description:
+ Binding for MediaTek MT8183 SoC-based sound cards using the MT6358 codec,
+ with optional TS3A227 headset codec, EC codec (via Chrome EC), and HDMI audio.
+ Speaker amplifier can be one of MAX98357A/B, RT1015, or RT1015P.
+
+properties:
+ compatible:
+ enum:
+ - mediatek,mt8183_mt6358_ts3a227_max98357
+ - mediatek,mt8183_mt6358_ts3a227_max98357b
+ - mediatek,mt8183_mt6358_ts3a227_rt1015
+ - mediatek,mt8183_mt6358_ts3a227_rt1015p
+
+ mediatek,platform:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Phandle to the MT8183 ASoC platform node (e.g., AFE).
+
+ mediatek,headset-codec:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Phandle to the TS3A227 headset codec.
+
+ mediatek,ec-codec:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: |
+ Optional phandle to a ChromeOS EC codec node.
+ See bindings in google,cros-ec-codec.yaml.
+
+ mediatek,hdmi-codec:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Optional phandle to an HDMI audio codec node.
+
+required:
+ - compatible
+ - mediatek,platform
+
+additionalProperties: false
+
+examples:
+ - |
+ sound {
+ compatible = "mediatek,mt8183_mt6358_ts3a227_max98357";
+ mediatek,headset-codec = <&ts3a227>;
+ mediatek,ec-codec = <&ec_codec>;
+ mediatek,hdmi-codec = <&it6505dptx>;
+ mediatek,platform = <&afe>;
+ };
+
+...
--
2.50.1
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