linux-kernel - Re: [PATCH v2 0/3] Add missing vdd-supply for QUSB2 PHY

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 5 Oct 2021 13:17:08 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Shawn Guo <shawn.guo@...aro.org>
Cc:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>,
        Jami Kettunen <jamipkettunen@...il.com>,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/3] Add missing vdd-supply for QUSB2 PHY

On 04-10-21, 11:01, Shawn Guo wrote:
> Hi Vinod,
> 
> On Fri, Oct 01, 2021 at 01:46:23PM +0530, Vinod Koul wrote:
> > Hi Shawn,
> > 
> > On 28-09-21, 10:19, Shawn Guo wrote:
> > > The series adds missing vdd-supply for QUSB2 PHY which is required for
> > > digital circuit.  The driver works right now likely because firmware
> > > already sets it up.  Add it to bindings, driver and DTS that miss the
> > > supply.
> > > 
> > > It should not cause problem for existing DTBs:
> > > - SC7180, SDM630, SDM845 based platforms already specified vdd-supply
> > >   in the DTBs.
> > > - MSM8996 and MSM8998 platform DTBs miss vdd-supply, but dummy regulator
> > >   will ensure QUSB2 PHY driver works as before on these platforms.
> > 
> > What about the rest.. I checked SM8350 and SM8250 mtp ones are missing
> > this. With the property made mandatory, I guess it would cause these to
> > fail right..
> 
> >From what I can see, SM8350 and SM8250 use qcom-snps-femto-v2 PHY
> rather than qcom-qusb2.  So they should not be affected by this series.

Right, somehow I seem to have overlooked that part :(

I am applying this now, thanks

-- 
~Vinod