linux-kernel - Re: [v2 2/2] dts: ppc: t1024rdb: remove interrupts property

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Date:   Fri, 22 May 2020 14:22:40 -0500
From:   Li Yang <leoyang.li@....com>
To:     Biwen Li <biwen.li@....nxp.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        a.zummo@...ertech.it,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        lkml <linux-kernel@...r.kernel.org>, linux-rtc@...r.kernel.org,
        Biwen Li <biwen.li@....com>
Subject: Re: [v2 2/2] dts: ppc: t1024rdb: remove interrupts property

On Wed, May 20, 2020 at 4:21 AM Biwen Li <biwen.li@....nxp.com> wrote:
>
> From: Biwen Li <biwen.li@....com>
>
> This removes interrupts property to drop warning as follows:
>     - $ hwclock.util-linux
>       hwclock.util-linux: select() to /dev/rtc0
>       to wait for clock tick timed out
>
> My case:
>     - RTC ds1339s INT pin isn't connected to cpus INT pin on T1024RDB,
>       then the RTC cannot inform cpu about alarm interrupt
>
> How to fix it?
>     - remove IRQ line

This style is not the recommended style for commit message.  Please
see my comment for the other patch.

>
> Signed-off-by: Biwen Li <biwen.li@....com>
> ---
>  arch/powerpc/boot/dts/fsl/t1024rdb.dts | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/arch/powerpc/boot/dts/fsl/t1024rdb.dts b/arch/powerpc/boot/dts/fsl/t1024rdb.dts
> index 645caff98ed1..605ceec66af3 100644
> --- a/arch/powerpc/boot/dts/fsl/t1024rdb.dts
> +++ b/arch/powerpc/boot/dts/fsl/t1024rdb.dts
> @@ -161,7 +161,6 @@
>                         rtc@68 {
>                                 compatible = "dallas,ds1339";
>                                 reg = <0x68>;
> -                               interrupts = <0x1 0x1 0 0>;
>                         };
>                 };
>
> --
> 2.17.1
>