linux-kernel - Re: [PATCH 4/6] arm64: dts: qcom: sm8250: move sound node out of soc

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Date:   Mon, 28 Mar 2022 17:14:11 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Vinod Koul <vkoul@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Andy Gross <agross@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/6] arm64: dts: qcom: sm8250: move sound node out of soc

On 28/03/2022 16:30, Vinod Koul wrote:
> The soc node expects all the nodes to have unit addresses. The sound
> node does not have that which causes warnings:
> 
> arch/arm64/boot/dts/qcom/sm8250.dtsi:2806.16-2807.5:
> Warning (simple_bus_reg): /soc@...ound: missing or empty reg/ranges property
> 
> Move sound node out of soc to fix this
> 
> Signed-off-by: Vinod Koul <vkoul@...nel.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8250.dtsi | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 

I don't know the SM8250, but usually the sound node (e.g. containing
audio-codec) is not part of SoC. I propose to remove it entirely from
DTSI and define in same place in each DTS. It makes more sense logically
in such case - one clearly see which board defines the sounds, which
does not.


Best regards,
Krzysztof