linux-kernel - Re: [PATCH V7 4/4] rtc: imx-sc: add rtc alarm support

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Message-ID: <20190601211816.GF3558@piout.net>
Date:   Sat, 1 Jun 2019 23:18:16 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Anson Huang <anson.huang@....com>
Cc:     "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>,
        "a.zummo@...ertech.it" <a.zummo@...ertech.it>,
        Aisheng Dong <aisheng.dong@....com>,
        "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
        "sboyd@...nel.org" <sboyd@...nel.org>, Peng Fan <peng.fan@....com>,
        Daniel Baluta <daniel.baluta@....com>,
        "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-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH V7 4/4] rtc: imx-sc: add rtc alarm support

On 09/04/2019 05:00:07+0000, Anson Huang wrote:
> Add i.MX system controller RTC alarm support, the RTC alarm
> is implemented via SIP(silicon provider) runtime service call
> and ARM-Trusted-Firmware will communicate with system controller
> via MU(message unit) IPC to set RTC alarm. When RTC alarm fires,
> system controller will generate a common MU irq event and notify
> system controller RTC driver to handle the irq event.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> Reviewed-by: Dong Aisheng <aisheng.dong@....com>
> ---
> Changes since V6:
> 	- add comments to .read_alarm callback function to explain why it is an empty function;
> 	- improve irq notify callback function name.
> --
>  drivers/rtc/rtc-imx-sc.c | 87 ++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 87 insertions(+)
> 
Applied, thanks.

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