linux-kernel - Re: [PATCH] phy: qcom: m31-eusb2: Update init sequence to set PHY

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Message-ID: <qpw26fqn322tprf7ci34sn66codluytg6rnkmppdr4jpjwp6ud@hbawghyesvdv>
Date: Sat, 20 Sep 2025 18:16:48 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Wesley Cheng <wesley.cheng@....qualcomm.com>
Cc: kishon@...nel.org, vkoul@...nel.org, linux-arm-msm@...r.kernel.org,
        linux-phy@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Ronak Raheja <ronak.raheja@....qualcomm.com>
Subject: Re: [PATCH] phy: qcom: m31-eusb2: Update init sequence to set
 PHY_ENABLE

On Fri, Sep 19, 2025 at 08:21:58PM -0700, Wesley Cheng wrote:
> From: Ronak Raheja <ronak.raheja@....qualcomm.com>
> 
> Certain platforms may not have the PHY_ENABLE bit set on power on reset.
> Update the current sequence to explicitly write to enable the PHY_ENABLE
> bit.  This ensures that regardless of the platform, the PHY is properly
> enabled.
> 
> Signed-off-by: Ronak Raheja <ronak.raheja@....qualcomm.com>
> Signed-off-by: Wesley Cheng <wesley.cheng@....qualcomm.com>
> ---
>  drivers/phy/qualcomm/phy-qcom-m31-eusb2.c | 2 ++
>  1 file changed, 2 insertions(+)
> 

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


-- 
With best wishes
Dmitry