linux-kernel - [PATCH 2/2] arm64: dts: imx93-14x14-evk: Add audio XCVR sound card

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Message-ID: <20251201065844.3823323-3-chancel.liu@nxp.com>
Date: Mon,  1 Dec 2025 15:58:44 +0900
From: Chancel Liu <chancel.liu@....com>
To: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	festevam@...il.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] arm64: dts: imx93-14x14-evk: Add audio XCVR sound card

Add audio XCVR sound card, which supports SPDIF TX & RX only,
eARC RX, ARC RX are not supported.

Signed-off-by: Chancel Liu <chancel.liu@....com>
---
 .../boot/dts/freescale/imx93-14x14-evk.dts    | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-14x14-evk.dts b/arch/arm64/boot/dts/freescale/imx93-14x14-evk.dts
index e47fee24471a..61843b2c1b1b 100644
--- a/arch/arm64/boot/dts/freescale/imx93-14x14-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-14x14-evk.dts
@@ -192,6 +192,19 @@ btcpu: simple-audio-card,cpu {
 		};
 	};
 
+	sound-xcvr {
+		compatible = "fsl,imx-audio-card";
+		model = "imx-audio-xcvr";
+
+		pri-dai-link {
+			link-name = "XCVR PCM";
+
+			cpu {
+				sound-dai = <&xcvr>;
+			};
+		};
+	};
+
 	usdhc3_pwrseq: usdhc3_pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&pcal6524 12 GPIO_ACTIVE_LOW>;
@@ -468,6 +481,17 @@ &wdog3 {
 	status = "okay";
 };
 
+&xcvr {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spdif>;
+	assigned-clocks = <&clk IMX93_CLK_SPDIF>,
+			  <&clk IMX93_CLK_AUDIO_XCVR>;
+	assigned-clock-parents = <&clk IMX93_CLK_AUDIO_PLL>,
+				 <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>;
+	assigned-clock-rates = <12288000>, <200000000>;
+	status = "okay";
+};
+
 &iomuxc {
 	pinctrl_flexcan1: flexcan1grp {
 		fsl,pins = <
@@ -611,6 +635,13 @@ MX93_PAD_SAI1_RXD0__SAI1_RX_DATA00	0x31e
 		>;
 	};
 
+	pinctrl_spdif: spdifgrp {
+		fsl,pins = <
+			MX93_PAD_GPIO_IO22__SPDIF_IN		0x31e
+			MX93_PAD_GPIO_IO23__SPDIF_OUT		0x31e
+		>;
+	};
+
 	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
 		fsl,pins = <
 			MX93_PAD_SD2_CD_B__GPIO3_IO00		0x31e
-- 
2.50.1