linux-kernel - Re: [PATCH RESEND V2 1/4] dt-bindings: fsl: scu: add watchdog binding

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Date:   Fri, 22 Feb 2019 13:52:17 -0600
From:   Rob Herring <robh@...nel.org>
To:     Anson Huang <anson.huang@....com>
Cc:     "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        "wim@...ux-watchdog.org" <wim@...ux-watchdog.org>,
        "linux@...ck-us.net" <linux@...ck-us.net>,
        Aisheng Dong <aisheng.dong@....com>,
        "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
        Daniel Baluta <daniel.baluta@....com>,
        Andy Gross <andy.gross@...aro.org>,
        "horms+renesas@...ge.net.au" <horms+renesas@...ge.net.au>,
        "heiko@...ech.de" <heiko@...ech.de>,
        "arnd@...db.de" <arnd@...db.de>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        "jagan@...rulasolutions.com" <jagan@...rulasolutions.com>,
        "enric.balletbo@...labora.com" <enric.balletbo@...labora.com>,
        "marc.w.gonzalez@...e.fr" <marc.w.gonzalez@...e.fr>,
        "olof@...om.net" <olof@...om.net>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH RESEND V2 1/4] dt-bindings: fsl: scu: add watchdog binding

On Mon, Feb 18, 2019 at 06:53:48AM +0000, Anson Huang wrote:
> Add i.MX8QXP system controller watchdog binding.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
> Changes since V1:
> 	- update dts node name to "watchdog";
> ---
>  Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> index 4b79751..f388ec6 100644
> --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> @@ -136,6 +136,12 @@ Required properties:
>  			   resource id for thermal driver to get temperature via
>  			   SCU IPC.
>  
> +Watchdog bindings based on SCU Message Protocol
> +------------------------------------------------------------
> +
> +Required properties:
> +- compatible: should be "fsl,imx8qxp-sc-wdt";
> +
>  Example (imx8qxp):
>  -------------
>  lsio_mu1: mailbox@...c0000 {
> @@ -188,6 +194,10 @@ firmware {
>  			tsens-num = <1>;
>  			#thermal-sensor-cells = <1>;
>  		};
> +
> +		watchdog: watchdog {
> +			compatible = "fsl,imx8qxp-sc-wdt";

As-is, there's no reason for this to be in DT. The parent node's driver 
can instantiate the wdog.

> +		};
>  	};
>  };
>  
> -- 
> 2.7.4
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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