Re: [PATCH v4 06/12] ARM: dove: add gigabit ethernet and mvmdiodevice tree nodes

From: Andrew Lunn
Date: Tue May 21 2013 - 13:49:12 EST


On Tue, May 21, 2013 at 06:41:44PM +0200, Sebastian Hesselbarth wrote:
> This patch adds orion-eth and mvmdio device tree nodes for DT enabled
> Dove boards. As there is only one ethernet controller on Dove, a default
> phy node is also added with a note to set its reg property on a per-board
> basis.
>
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>
> ---
> Changelog:
> v3->v4:
> - convert to new device tree binding
>
> Cc: David Miller <davem@xxxxxxxxxxxxx>
> Cc: Lennert Buytenhek <buytenh@xxxxxxxxxxxxxx>
> Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
> Cc: Andrew Lunn <andrew@xxxxxxx>
> Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> Cc: netdev@xxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> arch/arm/boot/dts/dove-cubox.dts | 7 +++++++
> arch/arm/boot/dts/dove.dtsi | 35 +++++++++++++++++++++++++++++++++++
> 2 files changed, 42 insertions(+)
>
> diff --git a/arch/arm/boot/dts/dove-cubox.dts b/arch/arm/boot/dts/dove-cubox.dts
> index 7e3065a..02618fa 100644
> --- a/arch/arm/boot/dts/dove-cubox.dts
> +++ b/arch/arm/boot/dts/dove-cubox.dts
> @@ -49,6 +49,13 @@
> &uart0 { status = "okay"; };
> &sata0 { status = "okay"; };
> &i2c0 { status = "okay"; };
> +&mdio { status = "okay"; };
> +&eth { status = "okay"; };
> +
> +&ethphy {
> + compatible = "marvell,88e1310";
> + reg = <1>;
> +};
>
> &sdio0 {
> status = "okay";
> diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
> index 6cab468..8612658 100644
> --- a/arch/arm/boot/dts/dove.dtsi
> +++ b/arch/arm/boot/dts/dove.dtsi
> @@ -258,5 +258,40 @@
> dmacap,xor;
> };
> };
> +
> + mdio: mdio-bus@72004 {
> + compatible = "marvell,orion-mdio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x72004 0x84>;
> + interrupts = <30>;
> + clocks = <&gate_clk 2>;
> + status = "disabled";
> +
> + ethphy: ethernet-phy {
> + device-type = "ethernet-phy";
> + /* set phy address in board file */
> + };
> + };
> +
> + eth: ethernet-controller@72000 {
> + compatible = "marvell,orion-eth";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x72000 0x4000>;
> + clocks = <&gate_clk 2>;
> + marvell,tx-checksum-limit = <1600>;
> + status = "disabled";
> +
> + ethernet-port@0 {
> + device_type = "network";
> + compatible = "marvell,orion-eth-port";
> + reg = <0>;
> + interrupts = <29>;
> + /* overwrite MAC address in bootloader */
> + local-mac-address = [00 00 00 00 00 00];

Hi Sebastian

Its probably a good idea to set the local administration bit in this
MAC address. i.e. first byte is 02.

Andrew
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