linux-kernel - Re: [PATCH v3 3/3] ARM: dts: add suspend opp to exynos4412

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Message-ID: <20150907055903.GD26760@linux>
Date:	Mon, 7 Sep 2015 11:29:03 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc:	Thomas Abraham <thomas.ab@...sung.com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Michael Turquette <mturquette@...libre.com>,
	Tomasz Figa <tomasz.figa@...il.com>,
	Lukasz Majewski <l.majewski@...sung.com>,
	Heiko Stuebner <heiko@...ech.de>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Kevin Hilman <khilman@...aro.org>,
	Javier Martinez Canillas <javier@....samsung.com>,
	Tobias Jakobi <tjakobi@...h.uni-bielefeld.de>,
	Anand Moon <linux.amoon@...il.com>,
	linux-samsung-soc@...r.kernel.org, linux-clk@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 3/3] ARM: dts: add suspend opp to exynos4412

On 03-09-15, 20:11, Bartlomiej Zolnierkiewicz wrote:
> Mark 800MHz OPP as a suspend opp for Exynos4412 based
> boards so effectively cpufreq-dt driver behavior w.r.t.
> suspend frequency matches what the old exynos-cpufreq
> driver has been doing.
> 
> This patch fixes suspend/resume support on Exynos4412 based
> Trats2 board and reboot hang on Exynos4412 based Odroid U3
> board.
> 
> Cc: Viresh Kumar <viresh.kumar@...aro.org>
> Cc: Thomas Abraham <thomas.ab@...sung.com>
> Cc: Javier Martinez Canillas <javier@....samsung.com>
> Cc: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Cc: Marek Szyprowski <m.szyprowski@...sung.com>
> Cc: Tobias Jakobi <tjakobi@...h.uni-bielefeld.de>
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> ---
>  arch/arm/boot/dts/exynos4412.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
> index ca0e3c1..294cfe4 100644
> --- a/arch/arm/boot/dts/exynos4412.dtsi
> +++ b/arch/arm/boot/dts/exynos4412.dtsi
> @@ -98,6 +98,7 @@
>  			opp-hz = /bits/ 64 <800000000>;
>  			opp-microvolt = <1000000>;
>  			clock-latency-ns = <200000>;
> +			opp-suspend;
>  		};
>  		opp07 {
>  			opp-hz = /bits/ 64 <900000000>;

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh
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