linux-kernel - Re: [PATCH V16 1/5] dt-bindings: fsl: scu: add thermal binding

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Date:   Thu, 27 Feb 2020 10:09:29 +0100
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Anson Huang <Anson.Huang@....com>, robh+dt@...nel.org,
        mark.rutland@....com, shawnguo@...nel.org, s.hauer@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, catalin.marinas@....com,
        will@...nel.org, rui.zhang@...el.com, amit.kucheria@...durent.com,
        aisheng.dong@....com, linux@...ck-us.net,
        srinivas.kandagatla@...aro.org, krzk@...nel.org,
        fugang.duan@....com, peng.fan@....com, daniel.baluta@....com,
        bjorn.andersson@...aro.org, olof@...om.net, dinguyen@...nel.org,
        leonard.crestez@....com, marcin.juszkiewicz@...aro.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org
Cc:     Linux-imx@....com
Subject: Re: [PATCH V16 1/5] dt-bindings: fsl: scu: add thermal binding

On 22/02/2020 01:08, Anson Huang wrote:
> NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as
> system controller, the system controller is in charge of system
> power, clock and thermal sensors etc. management, Linux kernel
> has to communicate with system controller via MU (message unit)
> IPC to get temperature from thermal sensors, this patch adds
> binding doc for i.MX system controller thermal driver.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> Reviewed-by: Rob Herring <robh@...nel.org>
> Reviewed-by: Dong Aisheng <aisheng.dong@....com>

I'll will take patches 1, 2 and 3

Thanks!

  -- Daniel

> ---
> No change.
> ---
>  .../devicetree/bindings/arm/freescale/fsl,scu.txt        | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> index e07735a8..7f42cc3 100644
> --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> @@ -166,6 +166,17 @@ Required properties:
>                followed by "fsl,imx-sc-key";
>  - linux,keycodes: See Documentation/devicetree/bindings/input/keys.txt
>  
> +Thermal bindings based on SCU Message Protocol
> +------------------------------------------------------------
> +
> +Required properties:
> +- compatible:			Should be :
> +				  "fsl,imx8qxp-sc-thermal"
> +				followed by "fsl,imx-sc-thermal";
> +
> +- #thermal-sensor-cells:	See Documentation/devicetree/bindings/thermal/thermal.txt
> +				for a description.
> +
>  Example (imx8qxp):
>  -------------
>  aliases {
> @@ -238,6 +249,11 @@ firmware {
>  			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>;
> +		};
>  	};
>  };
>  
> 


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