[PATCH v1 3/3] arm64: dts: rockchip: Add Luckfox Omni3576 Carrier Board with Core3576 Module

Andrew Lunn andrew at lunn.ch
Fri May 2 14:51:59 PDT 2025


> +&gmac1 {
> +	clock_in_out = "output";
> +	phy-handle = <&rgmii_phy1>;
> +	phy-mode = "rgmii-rxid";

This is unlikely to be correct. It probably works, but that does not
make it correct.

> +	pinctrl-names = "default";
> +	pinctrl-0 = <&eth1m0_miim
> +		     &eth1m0_tx_bus2
> +		     &eth1m0_rx_bus2
> +		     &eth1m0_rgmii_clk
> +		     &eth1m0_rgmii_bus
> +		     &ethm0_clk1_25m_out>;
> +	snps,reset-gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_LOW>;
> +	snps,reset-active-low;
> +	snps,reset-delays-us = <0 20000 100000>;
> +	tx_delay = <0x20>;
> +	status = "disabled";
> +};

Please see the discussion about rgmii delays with other rockchip
boards from the last week, and

https://patchwork.kernel.org/project/netdevbpf/patch/20250430-v6-15-rc3-net-rgmii-delays-v2-1-099ae651d5e5@lunn.ch/

	Andrew



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