On Fri, Nov 11, 2022 at 4:43 AM Anand Moon <linux.amoon@xxxxxxxxx> wrote:
>
> On rk356x ethernet phy support reduced media independent interface (RMII)
> and reduced gigabit media independent interface (RGMII).
> So set the phy mode to rgmii.
The RTL8211 supports rgmii-id just fine, you only need to go to rgmii
on these boards if you need to tune the delays manually.
>
> Signed-off-by: Anand Moon <linux.amoon@xxxxxxxxx>
> ---
> arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> index ea74ba32fbbd..72e410e3aca8 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> @@ -253,7 +253,7 @@ &gmac1 {
> assigned-clock-rates = <0>, <125000000>;
> clock_in_out = "output";
> phy-handle = <&rgmii_phy1>;
> - phy-mode = "rgmii-id";
> + phy-mode = "rgmii";
You should be setting the delay tuning in this patch as well.
> pinctrl-names = "default";
> pinctrl-0 = <&gmac1m1_miim
> &gmac1m1_tx_bus2
> --
> 2.38.1
>
>
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