linux-kernel - Re: [PATCH v3 2/2] arm64: dts: mt8173: Add thermal zone node for mt8173.

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Date:	Wed, 28 Oct 2015 21:09:44 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Dawei Chien <dawei.chien@...iatek.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
	Sascha Hauer <kernel@...gutronix.de>
Subject: Re: [PATCH v3 2/2] arm64: dts: mt8173: Add thermal zone node for
 mt8173.

On 22-10-15, 20:02, Dawei Chien wrote:
> Add thermal zone node to mt8173.dtsi.
> 
> Signed-off-by: Dawei Chien <dawei.chien@...iatek.com>
> ---
> This patch is base on
> https://patchwork.kernel.org/patch/7249821/
> https://patchwork.kernel.org/patch/7249861/
> https://patchwork.kernel.org/patch/7249891/
> ---
>  arch/arm64/boot/dts/mediatek/mt8173.dtsi |   90 ++++++++++++++++++++++++++++++
>  1 file changed, 90 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 3b18f37..eaf12bf 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -16,6 +16,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/power/mt8173-power.h>
>  #include <dt-bindings/reset-controller/mt8173-resets.h>
> +#include <dt-bindings/thermal/mt8173.h>
>  #include "mt8173-pinfunc.h"
>  
>  / {
> @@ -54,6 +55,18 @@
>  			reg = <0x000>;
>  			enable-method = "psci";
>  			cpu-idle-states = <&CPU_SLEEP_0>;
> +			static-power-points = <
> +				859000  43
> +				908000  52
> +				983000  86
> +				1009000 123
> +				1028000 138
> +				1083000 172
> +				1110900 180
> +				1125000 192

What's the unit of power here? Is this power accurate? Or just a
number representing the power ?

> +			>;
> +			dynamic-power-coefficient = <263>;
> +			#cooling-cells = <2>;
>  		};

@Rob: Looks like another good candidate for the OPP-v2 table? Power.

-- 
viresh
--
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