linux-kernel - Re: [PATCH v5 01/10] arm64: dts: allwinner: Restore EMAC changes

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Message-ID: <CAGb2v64K3XTLJwZwYmq3r64=3_bHHGTeGyC0gfoJfL5+Ty53ag@mail.gmail.com>
Date:   Fri, 8 Sep 2017 15:39:04 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Corentin Labbe <clabbe.montjoie@...il.com>
Cc:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        netdev <netdev@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 01/10] arm64: dts: allwinner: Restore EMAC changes

On Fri, Sep 8, 2017 at 3:36 PM, Corentin Labbe
<clabbe.montjoie@...il.com> wrote:
> On Fri, Sep 08, 2017 at 09:19:54AM +0200, Maxime Ripard wrote:
>> On Fri, Sep 08, 2017 at 09:11:47AM +0200, Corentin Labbe wrote:
>> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
>> > index 1c2387bd5df6..968908761194 100644
>> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
>> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-nanopi-neo2.dts
>> > @@ -50,6 +50,7 @@
>> >     compatible = "friendlyarm,nanopi-neo2", "allwinner,sun50i-h5";
>> >
>> >     aliases {
>> > +           ethernet0 = &emac;
>> >             serial0 = &uart0;
>> >     };
>> >
>> > @@ -108,6 +109,22 @@
>> >     status = "okay";
>> >  };
>> >
>> > +&emac {
>> > +   pinctrl-names = "default";
>> > +   pinctrl-0 = <&emac_rgmii_pins>;
>> > +   phy-supply = <&reg_gmac_3v3>;
>> > +   phy-handle = <&ext_rgmii_phy>;
>> > +   phy-mode = "rgmii";
>> > +   status = "okay";
>> > +};
>> > +
>> > +&mdio {
>> > +   ext_rgmii_phy: ethernet-phy@7 {
>> > +           compatible = "ethernet-phy-ieee802.3-c22";
>> > +           reg = <7>;
>> > +   };
>> > +};
>> > +
>>
>> This won't compile, you don't have that node in the H5 DTSI.
>>
>
> Since H5 DTSI include arm/sunxi-h3-h5.dtsi it compiles.
> Furthermore, I restested just now and confirm, it compiles fine.

The order of your patches are wrong. No individual patch should
introduce build failures, not just the whole patch series.

ChenYu