linux-kernel - [PATCH 4/8] arm64: dts: tqma8mpql-mba8mpxl: Add HDMI audio output support

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Message-ID: <20251117123643.711968-5-alexander.stein@ew.tq-group.com>
Date: Mon, 17 Nov 2025 13:36:31 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Alexander Stein <alexander.stein@...tq-group.com>,
	Martin Schmiedel <Martin.Schmiedel@...group.com>
Cc: linux@...tq-group.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/8] arm64: dts: tqma8mpql-mba8mpxl: Add HDMI audio output support

Add the HDMI audio soundcard and enable necessary nodes.

Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 .../dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts   | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
index 03b75d4cf699a..ac889a69da69a 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
@@ -248,6 +248,13 @@ sound {
 			"Line Out Jack", "LOR";
 	};
 
+	sound-hdmi {
+		compatible = "fsl,imx-audio-hdmi";
+		model = "audio-hdmi";
+		audio-cpu = <&aud2htx>;
+		hdmi-out;
+	};
+
 	thermal-zones {
 		soc-thermal {
 			trips {
@@ -290,6 +297,10 @@ map3 {
 	};
 };
 
+&aud2htx {
+	status = "okay";
+};
+
 &ecspi1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_ecspi1>;
@@ -486,6 +497,10 @@ &gpio5 {
 			  "", "", "", "";
 };
 
+&hdmi_pai {
+	status = "okay";
+};
+
 &hdmi_pvi {
 	status = "okay";
 };
-- 
2.43.0