linux-kernel - Re: [PATCH v2 5/5] WIP! arm64: dts: renesas: falcon: Add Ethernet-AVB1-5 support

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Message-ID: <CAMuHMdX1PoB-YNXvtr5dFMKu9OE8TdOB43fRfED_wVV6LhRU8g@mail.gmail.com>
Date:   Fri, 22 Jan 2021 11:26:48 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 5/5] WIP! arm64: dts: renesas: falcon: Add
 Ethernet-AVB1-5 support

Hi Wolfram,

On Thu, Jan 21, 2021 at 11:06 AM Wolfram Sang
<wsa+renesas@...g-engineering.com> wrote:
> PHYs on the subboard could not be reached via remote access. But this is
> the latest DTS snipplet with some fixes suggested by Geert as a starting
> point. Not for upstream yet!
>
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
> ---
> Change since v1:
>
> * new patch
> * removed rxc-skew-ps property
> * renamed phy-addresses to 0 ('@0')
> * dropped '_tx' suffix from 'pins_mii' config
> * added 'okay' status
> * moved entries to Falcon CPU dtsi

Thanks for the update!

>  .../boot/dts/renesas/r8a779a0-falcon-cpu.dtsi | 160 ++++++++++++++++++

New file r8a779a0-falcon-ether.dtsi?

> +       avb5_pins: avb5 {
> +               mux {
> +                       groups = "avb5_link", "avb5_mdio", "avb5_rgmii", "avb5_txcrefclk";
> +                       function = "avb5";
> +               };
> +
> +               pins_mdio {
> +                       groups = "avb5_mdio";
> +                       drive-strength = <21>;
> +               };
> +
> +               ins_mii {

pins_mii

> +                       groups = "avb5_rgmii";
> +                       drive-strength = <21>;
> +               };
> +       };
> +

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