[PATCH v2 3/3] arm64: dts: qcom: sm8750-mtp: Add eusb2 repeater tuning parameters
Krishna Kurapati
krishna.kurapati at oss.qualcomm.com
Sat Dec 6 08:09:51 PST 2025
On 12/5/2025 7:03 PM, Konrad Dybcio wrote:
> 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?
>
Will fix it up in next revision.
And for QRD, I don't see any updated override params in qrd downstream.
Regards,
Krishna,
> Konrad
>
>> +
>> vdd18-supply = <&vreg_l15b_1p8>;
>> vdd3-supply = <&vreg_l5b_3p1>;
>> };
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