Thread (14 messages) 14 messages, 4 authors, 2018-08-31

Re: [PATCH v8 0/5] Support for Qualcomm UFS QMP PHY on SDM845

From: Vivek Gautam <hidden>
Date: 2018-08-30 10:44:39
Also in: linux-arm-msm, lkml

On Thu, Aug 30, 2018 at 11:46 AM Bjorn Andersson
[off-list ref] wrote:
On Tue 31 Jul 03:09 PDT 2018, Can Guo wrote:
quoted
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] http://lists-archives.com/linux-kernel/29071659-dt-bindings-phy-qcom-qmp-update-bindings-for-sdm845.html
[2] http://lists-archives.com/linux-kernel/29071660-phy-qcom-qmp-add-qmp-v3-usb3-uni-phy-support-for-sdm845.html
[3] https://patchwork.kernel.org/patch/10376551/
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
Vivek

[snip]


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