linux-kernel - Re: [PATCH v4 4/4] arm64: dts: qcom: monaco-evk: Add sound card

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Message-ID: <7bzlof2wyqqorhh4xck46wd43zlehm4vhej2oaxajo4dxn5p7p@oc3vikzxcwke>
Date: Sat, 6 Sep 2025 22:26:23 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Umang Chheda <umang.chheda@....qualcomm.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Richard Cochran <richardcochran@...il.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 4/4] arm64: dts: qcom: monaco-evk: Add sound card

On Sat, Sep 06, 2025 at 12:53:50AM +0530, Umang Chheda wrote:
> From: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
> 
> Add the sound card for monaco-evk board and verified playback
> functionality using the max98357a I2S speaker amplifier and I2S
> microphones. The max98357a speaker amplifier is connected via
> High-Speed MI2S HS0 interface, while the microphones utilize the
> Secondary MI2S interface and also enable required pin controller
> gpios for audio.
> 
> Signed-off-by: Mohammad Rafi Shaik <mohammad.rafi.shaik@....qualcomm.com>
> Signed-off-by: Umang Chheda <umang.chheda@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/monaco-evk.dts | 52 +++++++++++++++++++++++++
>  arch/arm64/boot/dts/qcom/qcs8300.dtsi   | 37 ++++++++++++++++++
>  2 files changed, 89 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/monaco-evk.dts b/arch/arm64/boot/dts/qcom/monaco-evk.dts
> index 93e9e5322a39..f3c5d363921e 100644
> --- a/arch/arm64/boot/dts/qcom/monaco-evk.dts
> +++ b/arch/arm64/boot/dts/qcom/monaco-evk.dts
> @@ -6,6 +6,7 @@
>  /dts-v1/;
> 
>  #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/sound/qcom,q6afe.h>
>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
> 
>  #include "qcs8300.dtsi"
> @@ -24,6 +25,57 @@ aliases {
>  	chosen {
>  		stdout-path = "serial0:115200n8";
>  	};
> +
> +	dmic: audio-codec-0 {
> +		compatible = "dmic-codec";
> +		#sound-dai-cells = <0>;
> +		num-channels = <1>;
> +	};
> +
> +	max98357a: audio-codec-1 {
> +		compatible = "maxim,max98357a";
> +		#sound-dai-cells = <0>;
> +	};
> +
> +	sound {
> +		compatible = "qcom,qcs8275-sndcard";

qcs8300

> +		model = "MONACO-EVK";
> +

-- 
With best wishes
Dmitry