linux-kernel - Re: [PATCH v6 1/3] ARM: dts: nuvoton: Add memory controller node

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Message-ID: <CAHpyw9ckLUNe8biEFSjHBndG_WD-7O-QsHO8Rr0eoXbROH0dUQ@mail.gmail.com>
Date:   Mon, 11 Apr 2022 15:56:17 +0800
From:   Medad Young <medadyoung@...il.com>
To:     Paul Menzel <pmenzel@...gen.mpg.de>
Cc:     rric@...nel.org, James Morse <james.morse@....com>,
        tony.luck@...el.com, Mauro Carvalho Chehab <mchehab@...nel.org>,
        Borislav Petkov <bp@...en8.de>,
        Rob Herring <robh+dt@...nel.org>,
        Benjamin Fair <benjaminfair@...gle.com>,
        Nancy Yuen <yuenn@...gle.com>,
        Patrick Venture <venture@...gle.com>, KWLIU@...oton.com,
        YSCHU@...oton.com, JJLIU0@...oton.com, KFTING <KFTING@...oton.com>,
        Avi Fishman <avifishman70@...il.com>,
        Tomer Maimon <tmaimon77@...il.com>,
        Tali Perry <tali.perry1@...il.com>, ctcchien@...oton.com,
        devicetree <devicetree@...r.kernel.org>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-edac <linux-edac@...r.kernel.org>
Subject: Re: [PATCH v6 1/3] ARM: dts: nuvoton: Add memory controller node

Dear Paul,

thanks for your comments

Paul Menzel <pmenzel@...gen.mpg.de> 於 2022年4月9日 週六 下午1:57寫道：
>
> Dear Medad,
>
>
> Thank you for the patch.
>
> Am 22.03.22 um 04:01 schrieb Medad CChien:
> > ECC must be configured in the BootBlock header.
>
> bootblock
>
> I search for *bootblock* in Linux and the git commit messages, and does
> not seem to be a common term. Is that term used in the datasheet?

Yes, bootblock is a bootloader of our SOC

>
> > Then, you can read error counts via
> > the EDAC kernel framework.
>
> Please reflow for 75 characters per line. (Also, there is no need to
> break lines after a sentence, unless 75 characters are reached or a new
> paragraph starts.)
>
> Tested on what board?

I tested this on Nuvoton's BMC board

>
> > Signed-off-by: Medad CChien <ctcchien@...oton.com>
>
> Out of curiosity, is the first C in CChien the letter of your middle
> name, or the last name really spelled with two capital letters in the
> beginning?

this is a special last name in chinese.
my last name does really spell with two capitak letters in the begining.

>
> > ---
> >   arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi | 7 +++++++
> >   1 file changed, 7 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> > index 3696980a3da1..ba542b26941e 100644
> > --- a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> > +++ b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> > @@ -106,6 +106,13 @@
> >               interrupt-parent = <&gic>;
> >               ranges;
> >
> > +             mc: memory-controller@...24000 {
> > +                     compatible = "nuvoton,npcm750-memory-controller";
> > +                     reg = <0x0 0xf0824000 0x0 0x1000>;
>
> Is f0824000 from some datasheet?
>
> > +                     interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
> > +                     status = "disabled";
> > +             };
> > +
> >               rstc: rstc@...01000 {
> >                       compatible = "nuvoton,npcm750-reset";
> >                       reg = <0xf0801000 0x70>;
>
>
> Kind regards,
>
> Paul

B.R.
Medad