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Message-ID: <DB3PR0402MB3916304253A29BA216433DA3F58F0@DB3PR0402MB3916.eurprd04.prod.outlook.com>
Date:   Tue, 17 Sep 2019 03:14:35 +0000
From:   Anson Huang <anson.huang@....com>
To:     "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "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@...nel.org" <will@...nel.org>,
        "dmitry.torokhov@...il.com" <dmitry.torokhov@...il.com>,
        Aisheng Dong <aisheng.dong@....com>,
        "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
        Andy Duan <fugang.duan@....com>, Peng Fan <peng.fan@....com>,
        Leonard Crestez <leonard.crestez@....com>,
        Daniel Baluta <daniel.baluta@....com>,
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        "mripard@...nel.org" <mripard@...nel.org>,
        "arnd@...db.de" <arnd@...db.de>,
        "jagan@...rulasolutions.com" <jagan@...rulasolutions.com>,
        "dinguyen@...nel.org" <dinguyen@...nel.org>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        "marcin.juszkiewicz@...aro.org" <marcin.juszkiewicz@...aro.org>,
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        <andriy.shevchenko@...ux.intel.com>,
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        Jacky Bai <ping.bai@....com>,
        "ronald@...ovation.ch" <ronald@...ovation.ch>,
        "stefan@...er.ch" <stefan@...er.ch>,
        "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-input@...r.kernel.org" <linux-input@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: RE: [PATCH V5 1/5] dt-bindings: fsl: scu: add scu key binding

Sorry, please ignore this version, it has build issue, just resent the patch series.

Anson.

> Subject: [PATCH V5 1/5] dt-bindings: fsl: scu: add scu key binding
> 
> 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 scu
> key event etc. management, Linux kernel has to communicate with system
> controller via MU (message unit) IPC to get scu key event, add binding doc for
> i.MX system controller key driver.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
> No changes.
> ---
>  .../devicetree/bindings/arm/freescale/fsl,scu.txt          | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> index c149fad..5eab7d0 100644
> --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt
> @@ -157,6 +157,15 @@ Required properties:
>  Optional properties:
>  - timeout-sec: contains the watchdog timeout in seconds.
> 
> +SCU key bindings based on SCU Message Protocol
> +------------------------------------------------------------
> +
> +Required properties:
> +- compatible: should be:
> +              "fsl,imx8qxp-sc-key"
> +              followed by "fsl,imx-sc-key";
> +- linux,keycodes: See Documentation/devicetree/bindings/input/keys.txt
> +
>  Example (imx8qxp):
>  -------------
>  aliases {
> @@ -220,6 +229,11 @@ firmware {
>  			compatible = "fsl,imx8qxp-sc-rtc";
>  		};
> 
> +		scu_key: scu-key {
> +			compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
> +			linux,keycode = <KEY_POWER>;
> +		};
> +
>  		watchdog {
>  			compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt";
>  			timeout-sec = <60>;
> --
> 2.7.4

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