netdev - Re: [PATCH net-next 10/12] ARM: dts: r9a06g032: describe GMAC2

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Message-ID: <CAMuHMdU6TQbXusC7R1UmJ0TBkRCG3W54JgduLpDzUrNUzC0eWA@mail.gmail.com>
Date:   Thu, 21 Apr 2022 11:31:01 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Clément Léger <clement.leger@...tlin.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Magnus Damm <magnus.damm@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 10/12] ARM: dts: r9a06g032: describe GMAC2

Hi Clément,

On Thu, Apr 14, 2022 at 2:24 PM Clément Léger <clement.leger@...tlin.com> wrote:
> RZ/N1 SoC includes two MAC named GMACx that are compatible with the
> "snps,dwmac" driver. GMAC1 is connected directly to the MII converter
> port 1. GMAC2 however can be used as the MAC for the switch CPU
> management port or can be muxed to be connected directly to the MII
> converter port 2. This commit add description for the GMAC2 which will
> be used by the switch description.
>
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>

Thanks for your patch!

> --- a/arch/arm/boot/dts/r9a06g032.dtsi
> +++ b/arch/arm/boot/dts/r9a06g032.dtsi
> @@ -200,6 +200,23 @@ nand_controller: nand-controller@...02000 {
>                         status = "disabled";
>                 };
>
> +               gmac2: ethernet@...02000 {
> +                       compatible = "snps,dwmac-3.72a", "snps,dwmac";

"make dtbs_check":
arch/arm/boot/dts/r9a06g032-rzn1d400-db.dtb:0:0:
/soc/ethernet@...02000: failed to match any schema with compatible:
['snps,dwmac-3.72a', 'snps,dwmac']

> +                       reg = <0x44002000 0x2000>;
> +                       interrupt-parent = <&gic>;
> +                       interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
> +                                    <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>,
> +                                    <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>;
> +                       interrupt-names = "macirq", "eth_lpi", "eth_wake_irq";

arch/arm/boot/dts/r9a06g032-rzn1d400-db.dtb: ethernet@...02000:
interrupt-names:1: 'eth_wake_irq' was expected
arch/arm/boot/dts/r9a06g032-rzn1d400-db.dtb: ethernet@...02000:
interrupt-names:2: 'eth_lpi' was expected
        From schema: Documentation/devicetree/bindings/net/snps,dwmac.yaml

> +                       clock-names = "stmmaceth";
> +                       clocks = <&sysctrl R9A06G032_HCLK_GMAC1>;
> +                       snps,multicast-filter-bins = <256>;
> +                       snps,perfect-filter-entries = <128>;
> +                       tx-fifo-depth = <2048>;
> +                       rx-fifo-depth = <4096>;
> +                       status = "disabled";
> +               };
> +
>                 eth_miic: eth-miic@...30000 {
>                         compatible = "renesas,rzn1-miic";
>                         #address-cells = <1>;

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds