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Date:   Fri, 21 Feb 2020 14:05:40 +0100
From:   Daniel Lezcano <daniel.lezcano@linaro.org>
To:     Anson Huang <Anson.Huang@nxp.com>
Cc:     robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
        s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com,
        catalin.marinas@arm.com, will@kernel.org, rui.zhang@intel.com,
        amit.kucheria@verdurent.com, aisheng.dong@nxp.com,
        linux@roeck-us.net, srinivas.kandagatla@linaro.org,
        krzk@kernel.org, fugang.duan@nxp.com, peng.fan@nxp.com,
        daniel.baluta@nxp.com, bjorn.andersson@linaro.org, olof@lixom.net,
        dinguyen@kernel.org, leonard.crestez@nxp.com,
        marcin.juszkiewicz@linaro.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-pm@vger.kernel.org, Linux-imx@nxp.com
Subject: Re: [PATCH V15 RESEND 5/5] arm64: dts: imx: add i.MX8QXP thermal
 support
Message-ID: <20200221130540.GD10516@linaro.org>
References: <1582161028-2844-1-git-send-email-Anson.Huang@nxp.com>
 <1582161028-2844-5-git-send-email-Anson.Huang@nxp.com>
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On Thu, Feb 20, 2020 at 09:10:28AM +0800, Anson Huang wrote:
> Add i.MX8QXP CPU thermal zone support.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> No change.
> ---
>  arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 36 ++++++++++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> index fb5f752..0a14fe4 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> @@ -11,6 +11,7 @@
>  #include <dt-bindings/input/input.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/pinctrl/pads-imx8qxp.h>
> +#include <dt-bindings/thermal/thermal.h>
>  
>  / {
>  	interrupt-parent = <&gic>;
> @@ -189,6 +190,11 @@
>  			compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt";
>  			timeout-sec = <60>;
>  		};
> +
> +		tsens: thermal-sensor {
> +			compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal";
> +			#thermal-sensor-cells = <1>;
> +		};
>  	};
>  
>  	timer {
> @@ -586,4 +592,34 @@
>  			#clock-cells = <1>;
>  		};
>  	};
> +
> +	thermal_zones: thermal-zones {
> +		cpu-thermal0 {
> +			polling-delay-passive = <250>;
> +			polling-delay = <2000>;
> +			thermal-sensors = <&tsens IMX_SC_R_SYSTEM>;
> +			trips {
> +				cpu_alert0: trip0 {
> +					temperature = <107000>;
> +					hysteresis = <2000>;
> +					type = "passive";
> +				};

Same comment as previous patch.

> +				cpu_crit0: trip1 {
> +					temperature = <127000>;
> +					hysteresis = <2000>;
> +					type = "critical";
> +				};
> +			};
> +			cooling-maps {
> +				map0 {
> +					trip = <&cpu_alert0>;
> +					cooling-device =
> +						<&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +						<&A35_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +						<&A35_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> +						<&A35_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> +				};
> +			};
> +		};
> +	};
>  };
> -- 
> 2.7.4
> 

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