On Sun, Feb 11, 2024 at 3:31 PM Geert Uytterhoeven
<geert+renesas@xxxxxxxxx> wrote:
> From: Thanh Quan <thanh.quan.xn@xxxxxxxxxxx>
>
> Describe the wiring of the first Ethernet AVB instance to the Micrel
> KSZ9031RNXVB PHY.
>
> Signed-off-by: Thanh Quan <thanh.quan.xn@xxxxxxxxxxx>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> ---
> Changes compared to the BSP:
> - Split in separate commits for SoC and board support,
> - Apply to r8a779h0-gray-hawk-single.dts.
> --- a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
> +++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
This lacks the addition of #include <dt-bindings/gpio/gpio.h>,
which is needed for the use of GPIO_* flags below.
> @@ -34,6 +35,24 @@ memory@480000000 {
> };
> };
>
> +&avb0 {
> + pinctrl-0 = <&avb0_pins>;
> + pinctrl-names = "default";
> + phy-handle = <&phy0>;
> + tx-internal-delay-ps = <2000>;
> + status = "okay";
> +
> + phy0: ethernet-phy@0 {
> + compatible = "ethernet-phy-id0022.1622",
> + "ethernet-phy-ieee802.3-c22";
> + rxc-skew-ps = <1500>;
> + reg = <0>;
> + interrupt-parent = <&gpio7>;
> + interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
> + reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
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
