linux-kernel - Re: [PATCH] arm64: dts: meson-g12a-x96-max: Add Gigabit Ethernet Support

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Date:   Mon, 20 May 2019 19:49:28 +0200
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     Neil Armstrong <narmstrong@...libre.com>
Cc:     khilman@...libre.com, linux-amlogic@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arm64: dts: meson-g12a-x96-max: Add Gigabit Ethernet Support

Hi Neil,

On Mon, May 20, 2019 at 3:43 PM Neil Armstrong <narmstrong@...libre.com> wrote:
>
> Enable the network interface of the X96 Mac using an external
> Realtek RTL8211F gigabit PHY, needing the same broken-eee properties
> as the previous Amlogic SoC generations.
>
> Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
> ---
>  .../boot/dts/amlogic/meson-g12a-x96-max.dts   | 22 +++++++++++++++++++
>  1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
> index 5cdc263b03e6..5ca79109c250 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts
> @@ -15,6 +15,7 @@
>
>         aliases {
>                 serial0 = &uart_AO;
> +               ethernet0 = &ethmac;
>         };
>         chosen {
>                 stdout-path = "serial0:115200n8";
> @@ -150,6 +151,27 @@
>         pinctrl-names = "default";
>  };
>
> +&ext_mdio {
> +       external_phy: ethernet-phy@0 {
> +               /* Realtek RTL8211F (0x001cc916) */
> +               reg = <0>;
> +               max-speed = <1000>;
> +               eee-broken-1000t;
do we still need eee-broken-1000t? there are only 2 boards left which
set it and I'm not sure whether those still need it after Carlo's
fixes

> +       };
> +};
> +
> +&ethmac {
> +       pinctrl-0 = <&eth_rmii_pins>, <&eth_rgmii_pins>;
Jerome renamed "eth_rmii_pins" to "eth_pins" in v2 of his Ethernet
pinctrl patch: [0]
you missed his update only by a few minutes


Martin


[0] https://patchwork.kernel.org/patch/10951103/