linux-kernel - Re: [PATCH 2/4] dt-bindings: rtc: add binding doc for i.MX system controller RTC driver

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Date:   Tue, 27 Nov 2018 22:26:12 +0100
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Anson Huang <anson.huang@....com>
Cc:     "a.zummo@...ertech.it" <a.zummo@...ertech.it>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "will.deacon@....com" <will.deacon@....com>,
        Aisheng DONG <aisheng.dong@....com>,
        Andy Gross <andy.gross@...aro.org>,
        "arnd@...db.de" <arnd@...db.de>,
        "horms+renesas@...ge.net.au" <horms+renesas@...ge.net.au>,
        "heiko@...ech.de" <heiko@...ech.de>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        "enric.balletbo@...labora.com" <enric.balletbo@...labora.com>,
        "amit.kucheria@...aro.org" <amit.kucheria@...aro.org>,
        "ezequiel@...labora.com" <ezequiel@...labora.com>,
        "olof@...om.net" <olof@...om.net>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "linux-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>,
        "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>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH 2/4] dt-bindings: rtc: add binding doc for i.MX system
 controller RTC driver

Hello,

On 27/11/2018 09:41:29+0000, 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 secure RTC etc. management, Linux kernel
> has to communicate with system controller via MU (message unit)
> IPC to do RTC operation, this patch adds binding doc for i.MX
> system controller RTC driver.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
>  Documentation/devicetree/bindings/rtc/rtc-imx-sc.txt | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rtc/rtc-imx-sc.txt
> 

This patch should come first to silence checkpatch.

> diff --git a/Documentation/devicetree/bindings/rtc/rtc-imx-sc.txt b/Documentation/devicetree/bindings/rtc/rtc-imx-sc.txt
> new file mode 100644
> index 0000000..d6e2353
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/rtc-imx-sc.txt
> @@ -0,0 +1,10 @@
> +* NXP i.MX System Controller Real Time Clock
> +
> +Required properties:
> +- compatible: should be "nxp,imx8qxp-sc-rtc";
> +
> +Example:
> +
> +rtc: rtc {
> +	compatible = "nxp,imx8qxp-sc-rtc";
> +};
> -- 
> 2.7.4
> 

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com