linux-kernel - Re: [PATCH v2 5/5] arm64: dts: imx: add imx95 dts for sof

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Message-ID: <ZzUKPehw2G9XcRsb@lizhi-Precision-Tower-5810>
Date: Wed, 13 Nov 2024 15:21:17 -0500
From: Frank Li <Frank.li@....com>
To: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Daniel Baluta <daniel.baluta@....com>,
	Mark Brown <broonie@...nel.org>,
	Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
	Takashi Iwai <tiwai@...e.com>,
	Bard Liao <yung-chuan.liao@...ux.intel.com>,
	Peter Ujfalusi <peter.ujfalusi@...ux.intel.com>,
	Jaroslav Kysela <perex@...ex.cz>,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-sound@...r.kernel.org, imx@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 5/5] arm64: dts: imx: add imx95 dts for sof

On Wed, Nov 13, 2024 at 02:52:40PM -0500, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>
> Add imx95 DTS for SOF usage.
>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
> ---
>  arch/arm64/boot/dts/freescale/Makefile        |  1 +
>  .../dts/freescale/imx95-19x19-evk-sof.dts     | 74 +++++++++++++++++++

look like it should be dt overlay.

>  2 files changed, 75 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 42e6482a31cb..0a313133d013 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -269,6 +269,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxca.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx93-var-som-symphony.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk-sof.dtb
>
>  imx8mm-kontron-dl-dtbs			:= imx8mm-kontron-bl.dtb imx8mm-kontron-dl.dtbo
>
> diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts
> new file mode 100644
> index 000000000000..3fa4c252e355
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk-sof.dts
> @@ -0,0 +1,74 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2024 NXP
> + */
> +
> +/dts-v1/;
> +
> +#include "imx95-19x19-evk.dts"
> +
> +/ {
> +	reserved-memory {
> +		adma_res: memory@...00000 {
> +			compatible = "shared-dma-pool";
> +			reg = <0x0 0x86100000 0x0 0x100000>;
> +			no-map;
> +		};
> +	};
> +
> +	sound-wm8962 {
> +		status = "disabled";
> +	};
> +
> +	sof-sound-wm8962 {
> +		compatible = "audio-graph-card2";
> +		links = <&cpu>;
> +		label = "wm8962-audio";
> +		hp-det-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_hp>;
> +		widgets =
> +			"Headphone", "Headphones",
> +			"Microphone", "Headset Mic";
> +		routing =
> +			"Headphones", "HPOUTL",
> +			"Headphones", "HPOUTR",
> +			"Headset Mic", "MICBIAS",
> +			"IN3R", "Headset Mic",
> +			"IN1R", "Headset Mic";
> +	};
> +
> +	sof_cpu: cm7-cpu@...00000 {
> +		compatible = "fsl,imx95-cm7-sof";
> +		reg = <0x0 0x80000000 0x0 0x6100000>;
> +		memory-region = <&adma_res>;
> +		mboxes = <&mu7 2 0>, <&mu7 2 1>, <&mu7 3 0>, <&mu7 3 1>;
> +		mbox-names = "txdb0", "txdb1", "rxdb0", "rxdb1";
> +		cpu: port {
> +			cpu_ep: endpoint { remote-endpoint = <&codec_ep>; };
> +		};
> +	};

please sort by node name.

> +};
> +
> +&edma2 {
> +	dma-channel-mask = <0xc0000000>, <0x0>;
> +};

Why need change dma mask here ?

> +
> +&sai3 {
> +	status = "disabled";
> +};
> +
> +&wm8962 {
> +	assigned-clocks = <&scmi_clk IMX95_CLK_AUDIOPLL1_VCO>,
> +			  <&scmi_clk IMX95_CLK_AUDIOPLL2_VCO>,
> +			  <&scmi_clk IMX95_CLK_AUDIOPLL1>,
> +			  <&scmi_clk IMX95_CLK_AUDIOPLL2>,
> +			  <&scmi_clk IMX95_CLK_SAI3>;
> +	assigned-clock-parents = <0>, <0>, <0>, <0>, <&scmi_clk IMX95_CLK_AUDIOPLL1>;
> +	assigned-clock-rates = <3932160000>, <3612672000>,
> +			       <393216000>, <361267200>,
> +			       <12288000>;
> +	port {
> +		codec_ep: endpoint { remote-endpoint = <&cpu_ep>; };
> +	};
> +};
> --
> 2.34.1
>