Re: [2/2] arm64: dts: r8a7796: add thermal cooling management

[Eduardo Valentin <edubezval@gmail.com>]

On Wed, Sep 13, 2017 at 12:59:09PM +0200, Niklas Söderlund wrote:
> Add nodes and properties for thermal cooling management support.
> 
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

Acked-by: Eduardo Valentin <edubezval@gmail.com>

> ---
>  arch/arm64/boot/dts/renesas/r8a7796.dtsi | 38 ++++++++++++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
> index 2905a3b953aab145..0b805dc30925e9be 100644
> --- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
> +++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
> @@ -53,6 +53,7 @@
>  				<&cluster0_opp_tb3>, <&cluster0_opp_tb4>,
>  				<&cluster0_opp_tb5>, <&cluster0_opp_tb6>,
>  				<&cluster0_opp_tb7>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		a57_1: cpu@1 {
> @@ -67,6 +68,7 @@
>  				<&cluster0_opp_tb3>, <&cluster0_opp_tb4>,
>  				<&cluster0_opp_tb5>, <&cluster0_opp_tb6>,
>  				<&cluster0_opp_tb7>;
> +			#cooling-cells = <2>;
>  		};
>  
>  		a53_0: cpu@100 {
> @@ -2116,12 +2118,24 @@
>  				thermal-sensors = <&tsc 0>;
>  
>  				trips {
> +					sensor1_passive: sensor1-passive {
> +						temperature = <95000>;
> +						hysteresis = <2000>;
> +						type = "passive";
> +					};
>  					sensor1_crit: sensor1-crit {
>  						temperature = <120000>;
>  						hysteresis = <2000>;
>  						type = "critical";
>  					};
>  				};
> +
> +				cooling-maps {
> +					map0 {
> +						trip = <&sensor1_passive>;
> +						cooling-device = <&a57_0 5 5>;
> +					};
> +				};
>  			};
>  
>  			sensor_thermal2: sensor-thermal2 {
> @@ -2130,12 +2144,24 @@
>  				thermal-sensors = <&tsc 1>;
>  
>  				trips {
> +					sensor2_passive: sensor2-passive {
> +						temperature = <95000>;
> +						hysteresis = <2000>;
> +						type = "passive";
> +					};
>  					sensor2_crit: sensor2-crit {
>  						temperature = <120000>;
>  						hysteresis = <2000>;
>  						type = "critical";
>  					};
>  				};
> +
> +				cooling-maps {
> +					map0 {
> +						trip = <&sensor2_passive>;
> +						cooling-device = <&a57_0 5 5>;
> +					};
> +				};
>  			};
>  
>  			sensor_thermal3: sensor-thermal3 {
> @@ -2144,12 +2170,24 @@
>  				thermal-sensors = <&tsc 2>;
>  
>  				trips {
> +					sensor3_passive: sensor3-passive {
> +						temperature = <95000>;
> +						hysteresis = <2000>;
> +						type = "passive";
> +					};
>  					sensor3_crit: sensor3-crit {
>  						temperature = <120000>;
>  						hysteresis = <2000>;
>  						type = "critical";
>  					};
>  				};
> +
> +				cooling-maps {
> +					map0 {
> +						trip = <&sensor3_passive>;
> +						cooling-device = <&a57_0 5 5>;
> +					};
> +				};
>  			};
>  		};
>