linux-kernel - Re: [PATCH 14/15] arm: dts: qcom: Add missing OPP properties for CPUs

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Date:   Wed, 18 Jul 2018 11:38:12 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     arm@...nel.org, Andy Gross <andy.gross@...aro.org>,
        David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     Vincent Guittot <vincent.guittot@...aro.org>,
        ionela.voinescu@....com,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        chris.redpath@....com, linux-arm-msm@...r.kernel.org,
        linux-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 14/15] arm: dts: qcom: Add missing OPP properties for CPUs

On 25-05-18, 16:02, Viresh Kumar wrote:
> The OPP properties, like "operating-points", should either be present
> for all the CPUs of a cluster or none. If these are present only for a
> subset of CPUs of a cluster then things will start falling apart as soon
> as the CPUs are brought online in a different order. For example, this
> will happen because the operating system looks for such properties in
> the CPU node it is trying to bring up, so that it can create an OPP
> table.
> 
> Add such missing properties.
> 
> Fix other missing property (clock latency) as well to make it all
> work.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
> ---
>  arch/arm/boot/dts/qcom-ipq4019.dtsi | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)

Qcom maintainers, can you please apply this one ?

-- 
viresh