[PATCH v2 2/2] ARM: dts: meson8b-odroidc1: ethernet support

[martin.blumenstingl@googlemail.com (Martin Blumenstingl)]

On Fri, Jan 19, 2018 at 2:49 AM, Emiliano Ingrassia
<ingrassia@epigenesys.com> wrote:
> The Odroid-C1+ board is equipped with an RTL8211F ethernet PHY
> which supports 10/100/1000 Mbps ethernet.
> The PHY reset and interrupt lines are controlled by the SoC via
> two GPIO lines (GPIOH_4 and GPIOH_3 respectively).
> The PHY energy efficient ethernet (eee) mode is marked as broken
> using "eee-broken-1000t" because, during tests, high packet losses
> were experienced without it.
>
> Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>

> ---
>  arch/arm/boot/dts/meson8b-odroidc1.dts | 30 ++++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>
> diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
> index 9ff6ca4e20d0..d5e83051bb54 100644
> --- a/arch/arm/boot/dts/meson8b-odroidc1.dts
> +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
> @@ -99,3 +99,33 @@
>  &usb1 {
>         status = "okay";
>  };
> +
> +&ethmac {
> +       status = "okay";
> +
> +       snps,reset-gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
> +       snps,reset-active-low;
> +       snps,reset-delays-us = <0 10000 30000>;
> +
> +       pinctrl-0 = <&eth_rgmii_pins>;
> +       pinctrl-names = "default";
> +
> +       phy-mode = "rgmii";
> +       phy-handle = <&eth_phy>;
> +       amlogic,tx-delay-ns = <4>;
> +
> +       mdio {
> +               compatible = "snps,dwmac-mdio";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               /* Realtek RTL8211F (0x001cc916) */
> +               eth_phy: ethernet-phy at 0 {
> +                       reg = <0>;
> +                       eee-broken-1000t;
> +                       interrupt-parent = <&gpio_intc>;
> +                       /* GPIOH_3 */
> +                       interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
> +               };
> +       };
> +};
> --
> 2.15.1
>