[PATCH v2 3/3] arm64: dts: qcom: sm8750-mtp: Add eusb2 repeater tuning parameters

Konrad Dybcio konrad.dybcio at oss.qualcomm.com
Fri Dec 5 05:33:06 PST 2025


On 12/4/25 5:46 AM, Krishna Kurapati wrote:
> Add eusb2 repeater tuning parameters for MTP platform.
> 
> Signed-off-by: Krishna Kurapati <krishna.kurapati at oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> index c8cb521b4c26..b9a4d1c99816 100644
> --- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> @@ -1041,6 +1041,10 @@ wifi at 0 {
>  &pmih0108_eusb2_repeater {
>  	status = "okay";
>  
> +	qcom,tune-usb2-preem = /bits/ 8 <0x3>;
> +	qcom,tune-usb2-amplitude = /bits/ 8 <0xa>;
> +	qcom,squelch-detector-bp = <(-2000)>;

This happens to be the only(?) node in this file that has status first
instead of last. May I ask you to fix that up, since it's even visible
in the diff?

Also, does the QRD also need a similar update?

Konrad

> +
>  	vdd18-supply = <&vreg_l15b_1p8>;
>  	vdd3-supply = <&vreg_l5b_3p1>;
>  };



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