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SubjectRe: [PATCH] [RESEND] arm64: dts: mt8173: Add dynamic power node.
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Hi Michael,


On 22/11/2019 10:06, michael.kao@mediatek.com wrote:
> From: "michael.kao" <michael.kao@mediatek.com>
>
> This device node is for calculating dynamic power in mW.
> Since mt8173 has two clusters, there are two dynamic power
> coefficient as well.

Are you sure about the values? Usually, Big is ~x4 little, here it is ~x2.


> Signed-off-by: Dawei Chien <dawei.chien@mediatek.com>
> Signed-off-by: Michael.Kao <michael.kao@mediatek.com>
>
> ---
> arch/arm64/boot/dts/mediatek/mt8173.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 15f1842f6df3..b03ca5a71338 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -157,6 +157,7 @@
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> #cooling-cells = <2>;
> + dynamic-power-coefficient = <263>;
> clocks = <&infracfg CLK_INFRA_CA53SEL>,
> <&apmixedsys CLK_APMIXED_MAINPLL>;
> clock-names = "cpu", "intermediate";
> @@ -170,6 +171,7 @@
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> #cooling-cells = <2>;
> + dynamic-power-coefficient = <263>;
> clocks = <&infracfg CLK_INFRA_CA53SEL>,
> <&apmixedsys CLK_APMIXED_MAINPLL>;
> clock-names = "cpu", "intermediate";
> @@ -183,6 +185,7 @@
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> #cooling-cells = <2>;
> + dynamic-power-coefficient = <530>;
> clocks = <&infracfg CLK_INFRA_CA72SEL>,
> <&apmixedsys CLK_APMIXED_MAINPLL>;
> clock-names = "cpu", "intermediate";
> @@ -196,6 +199,7 @@
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> #cooling-cells = <2>;
> + dynamic-power-coefficient = <530>;
> clocks = <&infracfg CLK_INFRA_CA72SEL>,
> <&apmixedsys CLK_APMIXED_MAINPLL>;
> clock-names = "cpu", "intermediate";
>


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