linux-kernel - RE: [EXT] Re: [PATCH 2/5] arm64: dts: lx2160a-rdb: remove useless property of rtc

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Date:   Tue, 22 Sep 2020 03:12:41 +0000
From:   Biwen Li <biwen.li@....com>
To:     Shawn Guo <shawnguo@...nel.org>,
        "Biwen Li (OSS)" <biwen.li@....nxp.com>
CC:     "alexandre.belloni@...tlin.com" <alexandre.belloni@...tlin.com>,
        Leo Li <leoyang.li@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Jiafei Pan <jiafei.pan@....com>,
        "linux-rtc@...r.kernel.org" <linux-rtc@...r.kernel.org>
Subject: RE: [EXT] Re: [PATCH 2/5] arm64: dts: lx2160a-rdb: remove useless
 property of rtc

> 
> Caution: EXT Email
> 
> On Tue, Sep 15, 2020 at 03:32:10PM +0800, Biwen Li wrote:
> > From: Biwen Li <biwen.li@....com>
> >
> > Remove useless property interrupts of rtc
> >
> > Signed-off-by: Biwen Li <biwen.li@....com>
> > ---
> >  arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts | 2 --
> >  1 file changed, 2 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> > b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> > index dce79018d397..e9e982176e07 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> > +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> > @@ -171,8 +171,6 @@
> >       rtc@51 {
> >               compatible = "nxp,pcf2129";
> >               reg = <0x51>;
> > -             // IRQ10_B
> > -             interrupts = <0 150 0x4>;
> 
> If it's a correct description of hardware, I do not see why we would need to
> remove it.
Hi Shawn,

Don't need use the interrupt, only read time from rtc.

Best Regards,
Biwen Li
> 
> Shawn
> 
> >       };
> >  };
> >
> > --
> > 2.17.1
> >