linux-kernel - Re: [PATCH] arm64: dts: qcom: msm8916: Disable coresight by default

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Message-ID: <CAOCk7No9mnXwsmCZF14Hsx=oikCRe=PVcjoRsFsR5ZjftHPndw@mail.gmail.com>
Date:   Wed, 13 May 2020 14:24:10 -0600
From:   Jeffrey Hugo <jeffrey.l.hugo@...il.com>
To:     michael.srba@...nam.cz
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mike Leach <mike.leach@...aro.org>,
        MSM <linux-arm-msm@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: Re: [PATCH] arm64: dts: qcom: msm8916: Disable coresight by default

On Wed, May 13, 2020 at 12:50 PM <michael.srba@...nam.cz> wrote:
>
> From: Michael Srba <michael.srba@...nam.cz>
>
> On some msm8916 devices, attempts at initializing coresight cause the boot to
> fail. This was fixed by disabling the coresight-related nodes in the board dts
> files. However, a cleaner approach was chosen for fixing the same issue on
> msm8998: disabling coresight by default, and enabling it in board dts files
> where desired.
>
> This patch implements the same solution for msm8916, removes now redundant
> overwrites in board specific dts files and and enables coresight in db410c's
> board dts in order to keep the current behavior.
>
> Fixes: b1fcc5702a41 ("arm64: dts: qcom: msm8916: Add CTI options")
> Signed-off-by: Michael Srba <michael.srba@...nam.cz>

Reviewed-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>