linux-kernel - Re: [PATCH 5/6] arm64: dts: qcom: sm8250-mtp: fix wcd938x codec node

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Date:   Mon, 2 Jan 2023 12:15:50 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Johan Hovold <johan+linaro@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/6] arm64: dts: qcom: sm8250-mtp: fix wcd938x codec node



On 2.01.2023 11:50, Johan Hovold wrote:
> The wcd938x codec is not a memory-mapped device and does not belong
> under the soc node.
> 
> Move the node to the root node to avoid DT validation failures.
> 
> Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
> ---
Could you rename it to audio-codec and separate/sort the properties
like you did for x13s?

Konrad

>  arch/arm64/boot/dts/qcom/sm8250-mtp.dts | 40 ++++++++++++-------------
>  1 file changed, 19 insertions(+), 21 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> index 3ed8c84e25b8..ea43dbdc3671 100644
> --- a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> @@ -23,6 +23,25 @@ aliases {
>  		serial0 = &uart12;
>  	};
>  
> +	wcd938x: codec {
> +		compatible = "qcom,wcd9380-codec";
> +		#sound-dai-cells = <1>;
> +		reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>;
> +		vdd-buck-supply = <&vreg_s4a_1p8>;
> +		vdd-rxtx-supply = <&vreg_s4a_1p8>;
> +		vdd-io-supply = <&vreg_s4a_1p8>;
> +		vdd-mic-bias-supply = <&vreg_bob>;
> +		qcom,micbias1-microvolt = <1800000>;
> +		qcom,micbias2-microvolt = <1800000>;
> +		qcom,micbias3-microvolt = <1800000>;
> +		qcom,micbias4-microvolt = <1800000>;
> +		qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
> +		qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
> +		qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
> +		qcom,rx-device = <&wcd_rx>;
> +		qcom,tx-device = <&wcd_tx>;
> +	};
> +
>  	chosen {
>  		stdout-path = "serial0:115200n8";
>  	};
> @@ -631,27 +650,6 @@ &slpi {
>  	firmware-name = "qcom/sm8250/slpi.mbn";
>  };
>  
> -&soc {
> -	wcd938x: codec {
> -		compatible = "qcom,wcd9380-codec";
> -		#sound-dai-cells = <1>;
> -		reset-gpios = <&tlmm 32 GPIO_ACTIVE_LOW>;
> -		vdd-buck-supply = <&vreg_s4a_1p8>;
> -		vdd-rxtx-supply = <&vreg_s4a_1p8>;
> -		vdd-io-supply = <&vreg_s4a_1p8>;
> -		vdd-mic-bias-supply = <&vreg_bob>;
> -		qcom,micbias1-microvolt = <1800000>;
> -		qcom,micbias2-microvolt = <1800000>;
> -		qcom,micbias3-microvolt = <1800000>;
> -		qcom,micbias4-microvolt = <1800000>;
> -		qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
> -		qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
> -		qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
> -		qcom,rx-device = <&wcd_rx>;
> -		qcom,tx-device = <&wcd_tx>;
> -	};
> -};
> -
>  &sound {
>  	compatible = "qcom,sm8250-sndcard";
>  	model = "SM8250-MTP-WCD9380-WSA8810-VA-DMIC";