linux-kernel - Re: [PATCH] arm64: dts: qcom: sdm845-mtp: Mark protected gcc clocks

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Message-ID: <154279089454.88331.1059903104788594574@swboyd.mtv.corp.google.com>
Date:   Wed, 21 Nov 2018 01:01:34 -0800
From:   Stephen Boyd <sboyd@...nel.org>
To:     Andy Gross <andy.gross@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        David Brown <david.brown@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sdm845-mtp: Mark protected gcc clocks

Quoting Bjorn Andersson (2018-11-05 21:50:13)
> As of v4.20-rc1 probing the GCC driver on a SDM845 device with the
> standard security implementation causes an access violation and an
> immediate system restart. Use the protected-clocks property to mark the
> offending clocks protected for the MTP, in order to allow it to boot.
> 
> Cc: Stephen Boyd <sboyd@...nel.org>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
> 
> This depends on the acceptance of
> https://lore.kernel.org/lkml/20181105194011.43770-1-swboyd@chromium.org/

Do you need me to merge this into clk-fixes so that Andy can send this
up for v4.20 final? I thought you may have other boot blocking issues so
this wouldn't be a critical fix.