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Date:   Thu, 30 Aug 2018 16:14:22 +0530
From:   Vivek Gautam <>
To:     Bjorn Andersson <>
Cc:     Can Guo <>,
        Subhash Jadavani <>,, Manu Gautam <>,
        kishon <>, "robh+dt" <>,
        Mark Rutland <>,
        open list <>,
        linux-arm-msm <>
Subject: Re: [PATCH v8 0/5] Support for Qualcomm UFS QMP PHY on SDM845

On Thu, Aug 30, 2018 at 11:46 AM Bjorn Andersson
<> wrote:
> On Tue 31 Jul 03:09 PDT 2018, Can Guo wrote:
> > This patch series adds support for UFS QMP PHY on SDM845 and the
> > compatible string for it. This patch series depends on the current
> > proposed QMP V3 USB3 UNI PHY support for sdm845 driver [1], on
> > the DT bindings for the QMP V3 USB3 PHYs based dirver [2], and also
> > rebased on updated pipe_clk initialization sequence [3]. This series
> > can only be merged once the dependent patches do.
> > [1]
> > [2]
> > [3]
> >
> Hi Can,
> We still have the issue that the older non-QMP phy driver takes a direct
> call to ufs_qcom_phy_set_tx_lane_enable(), which means that pointing
> UFSHCD to this phy implementation results in a kernel panic.

Hi Bjorn,

I have a series that removes couple of these function calls -
ufs_qcom_phy_set_tx_lane_enable(), and
ufs_qcom_phy_save_controller_version() from ufs-qcom, and
make phy-qcom-ufs-qmp-20nm as broken.
I can post it out if that sounds okay.

Best regards


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