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

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Date:   Tue, 3 Jul 2018 20:34:48 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     arm@...nel.org, Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        ionela.voinescu@....com,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        chris.redpath@....com, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 15/15] arm: dts: imx: Add missing OPP properties for CPUs

On Fri, May 25, 2018 at 04:02:01PM +0530, 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 properties (like clocks, supply, clock latency) as
> well to make it all work.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>

Applied, thanks.