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

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Message-ID: <aS3ItlvCiaqBbsxd@lizhi-Precision-Tower-5810>
Date: Mon, 1 Dec 2025 11:56:22 -0500
From: Frank Li <Frank.li@....com>
To: Chancel Liu <chancel.liu@....com>
Cc: 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: Re: [PATCH 2/2] arm64: dts: imx93-14x14-evk: Add audio XCVR sound
 card

On Mon, Dec 01, 2025 at 03:58:44PM +0900, Chancel Liu wrote:
> Add audio XCVR sound card, which supports SPDIF TX & RX only,
> eARC RX, ARC RX are not supported.

nit: next time, wrap at 75 char.

Reviewed-by: Frank Li <Frank.Li@....com>

>
> 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
>