linux-kernel - Re: [PATCH v4 10/10] rtc: Add support for the MediaTek MT6358 RTC

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Message-ID: <1565091692.24748.3.camel@mhfsdcap03>
Date:   Tue, 6 Aug 2019 19:41:32 +0800
From:   Ran Bi <ran.bi@...iatek.com>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
CC:     Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>,
        Lee Jones <lee.jones@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Eddie Huang <eddie.huang@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        "Alessandro Zummo" <a.zummo@...ertech.it>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Richard Fontana" <rfontana@...hat.com>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        Allison Randal <allison@...utok.net>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
        <srv_heupstream@...iatek.com>
Subject: Re: [PATCH v4 10/10] rtc: Add support for the MediaTek MT6358 RTC

Hi Belloni,

On Mon, 2019-08-05 at 09:23 +0200, Alexandre Belloni wrote:
> Hi,
> 
> The subject should be:
> 
> "rtc: mt6397: Add support for the MediaTek MT6358 RTC"

Will be changed at next patch.

> > +struct mtk_rtc_compatible {
> 
> I would name that struct mtk_rtc_data
> 
> > +	u32			wrtgr_addr;
> 
> and this member should be wrtgr_offset or simply wrtgr.
> 

Will be changed at next patch.

> >  
> > +	of_id = of_match_device(mt6397_rtc_of_match, &pdev->dev);
> > +	if (!of_id) {
> > +		dev_err(&pdev->dev, "Failed to probe of_node\n");
> > +		return -EINVAL;
> 
> This will never happen because probe would not be called if there is no
> match. You could also use of_device_get_match_data to avoid having to
> move the of_device_id table.
> 

Will use of_device_get_match_data() function instead of
of_match_device() function.