linux-kernel - Re: [PATCH] dt-bindings: net: cdns,macb: Convert to json-schema

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Message-ID: <CAL_JsqJHkL_Asqd5WPc7rfqXkbz1dpYfR0zxp5erVCyLiHaJNQ@mail.gmail.com>
Date:   Thu, 2 Dec 2021 09:53:30 -0600
From:   Rob Herring <robh@...nel.org>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        netdev <netdev@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Michal Simek <michal.simek@...inx.com>
Subject: Re: [PATCH] dt-bindings: net: cdns,macb: Convert to json-schema

On Thu, Dec 2, 2021 at 4:10 AM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>
> Hi Rob,
>
> CC Michal
>
> On Thu, Dec 2, 2021 at 12:25 AM Rob Herring <robh@...nel.org> wrote:
> > On Fri, Nov 26, 2021 at 12:57:00PM +0100, Geert Uytterhoeven wrote:
> > > Convert the Cadence MACB/GEM Ethernet controller Device Tree binding
> > > documentation to json-schema.
> > >
> > > Re-add "cdns,gem" (removed in commit a217d8711da5c87f ("dt-bindings:
> > > Remove PicoXcell bindings")) as there are active users on non-PicoXcell
> > > platforms.
> > > Add missing "ether_clk" clock.
> > > Add missing properties.
> > >
> > > Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
>
> > > --- /dev/null
> > > +++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml
>
> > > +  '#stream-id-cells':
> > > +    const: 1
> >
> > I can't figure out why you have this here. I'll drop it while applying.
>
> See arch/arm64/boot/dts/xilinx/zynqmp.dtsi and
> drivers/iommu/arm/arm-smmu/arm-smmu.c.
>
> It wasn't clear to me if this is still needed, or legacy. Michal?

They should update to the iommu binding instead of the legacy smmu
one. It's been around for years now.

Rob