linux-kernel - Re: [PATCH 3/5] arm64: dts: imx8qm: drop dsp node from audio

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Message-ID: <Zush5Tw9cpZvv+QF@lizhi-Precision-Tower-5810>
Date: Wed, 18 Sep 2024 14:54:29 -0400
From: Frank Li <Frank.li@....com>
To: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Daniel Baluta <daniel.baluta@....com>,
	Shengjiu Wang <shengjiu.wang@....com>,
	Iuliana Prodan <iuliana.prodan@....com>, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] arm64: dts: imx8qm: drop dsp node from audio_subsys
 bus

On Wed, Sep 18, 2024 at 02:21:15PM -0400, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
>
> On i.MX8QM, the DSP is in the VPU subsystem, which
> means that using the dsp node from 'imx8-ss-audio.dtsi'
> is wrong as it's placed under the wrong bus. Luckily,
> there's no users for the dsp node so drop it.
>

Fix tag, and wrap at 75 chars.

the 'dsp' node from 'imx8-ss-audio.dtsi' is wrong in i.MX8QM because it is
in the VPU subsystem. So delete it.

Frank

> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8qm.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
> index 3ee6e2869e3c..f8b577ebdbef 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi
> @@ -603,3 +603,5 @@ mipi_pll_div2_clk: clock-controller-mipi-div2-pll {
>  #include "imx8qm-ss-audio.dtsi"
>  #include "imx8qm-ss-lvds.dtsi"
>  #include "imx8qm-ss-mipi.dtsi"
> +
> +/delete-node/ &dsp;
> --
> 2.34.1
>