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Date:   Fri, 12 Apr 2019 01:05:32 +0000
From:   Anson Huang <anson.huang@....com>
To:     Shawn Guo <shawnguo@...nel.org>,
        "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>
CC:     "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "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>,
        "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>,
        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: [EXT] Re: [PATCH V7 2/4] firmware: imx: enable imx scu general
 irq function

Hello, Alexandre
	As i.MX SCU general irq function is picked up by Shawn, could you please also pick up below i.MX SC RTC alarm support patch ?
	https://patchwork.kernel.org/patch/10890525/ 

Best Regards!
Anson Huang

> -----Original Message-----
> From: Shawn Guo [mailto:shawnguo@...nel.org]
> Sent: 2019年4月11日 15:33
> To: Anson Huang <anson.huang@....com>
> Cc: robh+dt@...nel.org; mark.rutland@....com; s.hauer@...gutronix.de;
> kernel@...gutronix.de; festevam@...il.com; a.zummo@...ertech.it;
> alexandre.belloni@...tlin.com; Aisheng Dong <aisheng.dong@....com>;
> ulf.hansson@...aro.org; sboyd@...nel.org; Peng Fan <peng.fan@....com>;
> Daniel Baluta <daniel.baluta@....com>; devicetree@...r.kernel.org; linux-
> kernel@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-
> rtc@...r.kernel.org; dl-linux-imx <linux-imx@....com>
> Subject: [EXT] Re: [PATCH V7 2/4] firmware: imx: enable imx scu general irq
> function
> 
> WARNING: This email was created outside of NXP. DO NOT CLICK links or
> attachments unless you recognize the sender and know the content is safe.
> 
> 
> 
> On Tue, Apr 09, 2019 at 04:59:55AM +0000, Anson Huang wrote:
> > The System Controller Firmware (SCFW) controls RTC, thermal and WDOG
> > etc., these resources' interrupt function are managed by SCU. When any
> > IRQ pending, SCU will notify Linux via MU general interrupt channel
> > #3, and Linux kernel needs to call SCU APIs to get IRQ status and
> > notify each module to handle the interrupt.
> >
> > Since there is no data transmission for SCU IRQ notification, so
> > doorbell mode is used for this MU channel, and SCU driver will use
> > notifier mechanism to broadcast to every module which registers the
> > SCU block notifier.
> >
> > Signed-off-by: Anson Huang <Anson.Huang@....com>
> > Reviewed-by: Dong Aisheng <aisheng.dong@....com>
> 
> Applied, thanks.

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