linux-kernel - Re: [PATCH v2 10/10] phy: qualcomm: eusb2-repeater: Add SMB2370 eUSB2 repeater support

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Message-ID: <tij2dtgkb67f7b4nvyirnvocu6yqlityooatg3prxbqhfoagog@5r7izeeaid75>
Date: Thu, 25 Sep 2025 04:33:19 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Wesley Cheng <wesley.cheng@....qualcomm.com>
Cc: krzk+dt@...nel.org, conor+dt@...nel.org, kishon@...nel.org,
        vkoul@...nel.org, gregkh@...uxfoundation.org, robh@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 10/10] phy: qualcomm: eusb2-repeater: Add SMB2370
 eUSB2 repeater support

On Wed, Sep 24, 2025 at 05:52:28PM -0700, Wesley Cheng wrote:
> Introduce support for the SMB2370 based eUSB2 repeater.  Configure the
> proper repeater tuning settings, as if this is not done correctly, it
> can lead to instability on the USB2 link, which leads to USB2
> enumeration failures, or random disconnects.
> 
> Signed-off-by: Wesley Cheng <wesley.cheng@....qualcomm.com>
> ---
>  drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry