[PATCH v3 2/3] arm64: dts: imx8mp-evk: Add HDMI audio sound card support

From: Shengjiu Wang <shengjiu.wang@nxp.com>
To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
	kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: shengjiu.wang@gmail.com
Subject: [PATCH v3 2/3] arm64: dts: imx8mp-evk: Add HDMI audio sound card support
Date: Wed, 28 Feb 2024 11:30:12 +0800	[thread overview]
Message-ID: <1709091013-14026-3-git-send-email-shengjiu.wang@nxp.com> (raw)
In-Reply-To: <1709091013-14026-1-git-send-email-shengjiu.wang@nxp.com>

AUD2HTX works as the cpu dai in HDMI audio sound card.
This sound card only support playback/output.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Acked-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index f87fa5a948cc..0fc6c0d21cd6 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -138,6 +138,13 @@ simple-audio-card,codec {
 
 	};
 
+	sound-hdmi {
+		compatible = "fsl,imx-audio-hdmi";
+		model = "audio-hdmi";
+		audio-cpu = <&aud2htx>;
+		hdmi-out;
+	};
+
 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -191,6 +198,10 @@ &A53_3 {
 	cpu-supply = <&reg_arm>;
 };
 
+&aud2htx {
+	status = "okay";
+};
+
 &eqos {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_eqos>;
-- 
2.34.1

