linux-kernel - Re: [PATCH v3 08/10] arm64: dts: qcom: kaanapali-mtp: Add audio support (WSA8845, WCD9395, DMIC)

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Message-ID: <v5rprswnwedm2y7rjr3y2zfvhdh5qztvm4nnaeti2n6yqyj5yh@7wbyro7orb3q>
Date: Thu, 15 Jan 2026 09:15:52 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Jingyi Wang <jingyi.wang@....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>, aiqun.yu@....qualcomm.com,
        tingwei.zhang@....qualcomm.com, trilok.soni@....qualcomm.com,
        yijie.yang@....qualcomm.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        20260114-knp-remoteproc-v4-0-fcf0b04d01af@....qualcomm.com,
        Prasad Kumpatla <prasad.kumpatla@....qualcomm.com>
Subject: Re: [PATCH v3 08/10] arm64: dts: qcom: kaanapali-mtp: Add audio
 support (WSA8845, WCD9395, DMIC)

On Wed, Jan 14, 2026 at 10:49:10PM -0800, Jingyi Wang wrote:
> From: Prasad Kumpatla <prasad.kumpatla@....qualcomm.com>
> 
> Add support for audio on the Kaanapali MTP platform by introducing device
> tree nodes for WSA8845 smart speaker amplifier for playback, DMIC
> microphone for capture, and sound card routing. The WCD9395 codec is add
> to supply MIC-BIAS, for enabling onboard microphone capture.
> 
> Signed-off-by: Prasad Kumpatla <prasad.kumpatla@....qualcomm.com>
> Signed-off-by: Jingyi Wang <jingyi.wang@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/kaanapali-mtp.dts | 226 +++++++++++++++++++++++++++++
>  1 file changed, 226 insertions(+)
> @@ -684,6 +793,14 @@ &pcie_port0 {
>  	reset-gpios = <&tlmm 102 GPIO_ACTIVE_LOW>;
>  };
>  
> +&lpass_vamacro {

It is a strange alphabet, where 'p' comes before 'l'.

> +	pinctrl-0 = <&dmic01_default>, <&dmic23_default>;
> +	pinctrl-names = "default";
> +
> +	vdd-micb-supply = <&vreg_l10b_1p8>;
> +	qcom,dmic-sample-rate = <4800000>;
> +};
> +
>  &remoteproc_adsp {
>  	firmware-name = "qcom/kaanapali/adsp.mbn",
>  			"qcom/kaanapali/adsp_dtb.mbn";

-- 
With best wishes
Dmitry