linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: sm8250: move sound and codec nodes out of soc

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Date:   Sat, 10 Dec 2022 13:31:33 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: sm8250: move sound and codec nodes
 out of soc



On 10.12.2022 12:57, Krzysztof Kozlowski wrote:
> The sound and codec nodes are not a property of a soc, but rather board
> as it describes the sound configuration.
* in this case, there exist SoC-internal codecs

 It also does not have unit
> address:
> 
>   sm8250-hdk.dtb: soc@0: sound: {} should not be valid under {'type': 'object'}
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad
>  arch/arm64/boot/dts/qcom/sm8250-mtp.dts | 40 ++++++++++++-------------
>  arch/arm64/boot/dts/qcom/sm8250.dtsi    |  6 ++--
>  2 files changed, 22 insertions(+), 24 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> index 3ed8c84e25b8..b741b7da1afc 100644
> --- a/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8250-mtp.dts
> @@ -27,6 +27,25 @@ chosen {
>  		stdout-path = "serial0:115200n8";
>  	};
>  
> +	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>;
> +	};
> +
>  	thermal-zones {
>  		camera-thermal {
>  			polling-delay-passive = <0>;
> @@ -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";
> diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> index d517d6a80bdc..fbbbae29e0c2 100644
> --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> @@ -2826,9 +2826,6 @@ compute-cb@8 {
>  			};
>  		};
>  
> -		sound: sound {
> -		};
> -
>  		usb_1_hsphy: phy@...3000 {
>  			compatible = "qcom,sm8250-usb-hs-phy",
>  				     "qcom,usb-snps-hs-7nm-phy";
> @@ -4910,6 +4907,9 @@ cpufreq_hw: cpufreq@...91000 {
>  		};
>  	};
>  
> +	sound: sound {
> +	};
> +
>  	timer {
>  		compatible = "arm,armv8-timer";
>  		interrupts = <GIC_PPI 13