linux-kernel - [PATCH 5/5] arm64: dts: imx91-11x11-evk: Add audio XCVR sound card support

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Message-ID: <20251203070605.1868821-6-chancel.liu@nxp.com>
Date: Wed,  3 Dec 2025 16:06:05 +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 5/5] arm64: dts: imx91-11x11-evk: Add audio XCVR sound card support

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/imx91-11x11-evk.dts    | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
index 605b1d10513a..3cd9808fc332 100644
--- a/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
@@ -131,6 +131,19 @@ cpu {
 			};
 		};
 	};
+
+	sound-xcvr {
+		compatible = "fsl,imx-audio-card";
+		model = "imx-audio-xcvr";
+
+		pri-dai-link {
+			link-name = "XCVR PCM";
+
+			cpu {
+				sound-dai = <&xcvr>;
+			};
+		};
+	};
 };
 
 &adc1 {
@@ -523,6 +536,18 @@ &wdog3 {
 	status = "okay";
 };
 
+&xcvr {
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_spdif>;
+	pinctrl-1 = <&pinctrl_spdif_sleep>;
+	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_eqos: eqosgrp {
 		fsl,pins = <
@@ -668,6 +693,20 @@ MX91_PAD_GPIO_IO26__GPIO2_IO26			0x51e
 		>;
 	};
 
+	pinctrl_spdif: spdifgrp {
+		fsl,pins = <
+			MX91_PAD_GPIO_IO22__SPDIF_IN			0x31e
+			MX91_PAD_GPIO_IO23__SPDIF_OUT			0x31e
+		>;
+	};
+
+	pinctrl_spdif_sleep: spdifsleepgrp {
+		fsl,pins = <
+			MX91_PAD_GPIO_IO22__GPIO2_IO22			0x51e
+			MX91_PAD_GPIO_IO23__GPIO2_IO23			0x51e
+		>;
+	};
+
 	pinctrl_lpi2c3: lpi2c3grp {
 		fsl,pins = <
 			MX91_PAD_GPIO_IO28__LPI2C3_SDA                          0x40000b9e
-- 
2.50.1