linux-kernel - Re: [PATCH v3 2/5] ARM: dts: Exynos4x12: add CPU OPP and regulator supply property

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Message-ID: <20150801104825.GF899@linux>
Date:	Sat, 1 Aug 2015 16:18:25 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc:	Thomas Abraham <thomas.ab@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Michael Turquette <mturquette@...libre.com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.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@...hile0.org>,
	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,
	Doug Anderson <dianders@...omium.org>,
	Andreas Faerber <afaerber@...e.de>
Subject: Re: [PATCH v3 2/5] ARM: dts: Exynos4x12: add CPU OPP and regulator
 supply property

On 31-07-15, 20:49, Bartlomiej Zolnierkiewicz wrote:
> For Exynos4x12 platforms, add CPU operating points (using
> opp-v2 bindings) and CPU regulator supply properties for
> migrating from Exynos specific cpufreq driver to using
> generic cpufreq driver.
> 
> Based on the earlier work by Thomas Abraham.
> 
> Cc: Kukjin Kim <kgene.kim@...sung.com>
> Cc: Doug Anderson <dianders@...omium.org>
> Cc: Andreas Faerber <afaerber@...e.de>
> Cc: Thomas Abraham <thomas.ab@...sung.com>
> Reviewed-by: Javier Martinez Canillas <javier@....samsung.com>
> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> ---
>  arch/arm/boot/dts/exynos4212.dtsi               | 81 ++++++++++++++++++++++++
>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi |  4 ++
>  arch/arm/boot/dts/exynos4412-origen.dts         |  4 ++
>  arch/arm/boot/dts/exynos4412-trats2.dts         |  4 ++
>  arch/arm/boot/dts/exynos4412.dtsi               | 83 +++++++++++++++++++++++++
>  5 files changed, 176 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4212.dtsi b/arch/arm/boot/dts/exynos4212.dtsi
> index d9c8efee..5389011 100644
> --- a/arch/arm/boot/dts/exynos4212.dtsi
> +++ b/arch/arm/boot/dts/exynos4212.dtsi
> @@ -30,6 +30,9 @@
>  			device_type = "cpu";
>  			compatible = "arm,cortex-a9";
>  			reg = <0xA00>;
> +			clocks = <&clock CLK_ARM_CLK>;
> +			clock-names = "cpu";
> +			operating-points-v2 = <&cpu0_opp_table>;
>  			cooling-min-level = <13>;
>  			cooling-max-level = <7>;
>  			#cooling-cells = <2>; /* min followed by max */
> @@ -39,6 +42,84 @@
>  			device_type = "cpu";
>  			compatible = "arm,cortex-a9";
>  			reg = <0xA01>;
> +			operating-points-v2 = <&cpu0_opp_table>;
> +		};
> +	};
> +
> +	cpu0_opp_table: opp_table0 {
> +		compatible = "operating-points-v2";
> +		opp-shared;
> +
> +		opp00 {
> +			opp-hz = /bits/ 64 <200000000>;
> +			opp-microvolt = <900000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp01 {
> +			opp-hz = /bits/ 64 <300000000>;
> +			opp-microvolt = <900000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp02 {
> +			opp-hz = /bits/ 64 <400000000>;
> +			opp-microvolt = <925000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp03 {
> +			opp-hz = /bits/ 64 <500000000>;
> +			opp-microvolt = <950000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp04 {
> +			opp-hz = /bits/ 64 <600000000>;
> +			opp-microvolt = <975000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp05 {
> +			opp-hz = /bits/ 64 <700000000>;
> +			opp-microvolt = <987500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp06 {
> +			opp-hz = /bits/ 64 <800000000>;
> +			opp-microvolt = <1000000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp07 {
> +			opp-hz = /bits/ 64 <900000000>;
> +			opp-microvolt = <1037500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp08 {
> +			opp-hz = /bits/ 64 <1000000000>;
> +			opp-microvolt = <1087500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp09 {
> +			opp-hz = /bits/ 64 <1100000000>;
> +			opp-microvolt = <1137500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp10 {
> +			opp-hz = /bits/ 64 <1200000000>;
> +			opp-microvolt = <1187500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp11 {
> +			opp-hz = /bits/ 64 <1300000000>;
> +			opp-microvolt = <1250000>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp12 {
> +			opp-hz = /bits/ 64 <1400000000>;
> +			opp-microvolt = <1287500>;
> +			clock-latency-ns = <200000>;
> +		};
> +		opp13 {
> +			opp-hz = /bits/ 64 <1500000000>;
> +			opp-microvolt = <1350000>;
> +			clock-latency-ns = <200000>;
> +			turbo-mode;
>  		};
>  	};
>  };

I'm lovin' it :)

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

-- 
viresh
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