Re: [PATCH 03/15] arm: dts: mediatek: Add missing cooling device properties for CPUs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 25/05/18 12:31, Viresh Kumar wrote:
> The cooling device properties, like "#cooling-cells" and
> "dynamic-power-coefficient", 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 register a cooling device.
> 
> Add such missing properties.
> 
> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>

pushed to v4.18-next/dts32

Thanks

> ---
>  arch/arm/boot/dts/mt7623.dtsi | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
> index d1eb123bc73b..1cdc346a05e8 100644
> --- a/arch/arm/boot/dts/mt7623.dtsi
> +++ b/arch/arm/boot/dts/mt7623.dtsi
> @@ -92,6 +92,7 @@
>  				 <&apmixedsys CLK_APMIXED_MAINPLL>;
>  			clock-names = "cpu", "intermediate";
>  			operating-points-v2 = <&cpu_opp_table>;
> +			#cooling-cells = <2>;
>  			clock-frequency = <1300000000>;
>  		};
>  
> @@ -103,6 +104,7 @@
>  				 <&apmixedsys CLK_APMIXED_MAINPLL>;
>  			clock-names = "cpu", "intermediate";
>  			operating-points-v2 = <&cpu_opp_table>;
> +			#cooling-cells = <2>;
>  			clock-frequency = <1300000000>;
>  		};
>  
> @@ -114,6 +116,7 @@
>  				 <&apmixedsys CLK_APMIXED_MAINPLL>;
>  			clock-names = "cpu", "intermediate";
>  			operating-points-v2 = <&cpu_opp_table>;
> +			#cooling-cells = <2>;
>  			clock-frequency = <1300000000>;
>  		};
>  	};
> 
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux