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Message-ID: <b5a3470c-aa03-42d0-a575-b705f709f8e6@lunn.ch>
Date: Wed, 7 Jan 2026 19:17:55 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Chaoyi Chen <kernel@...kyi.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Heiko Stuebner <heiko@...ech.de>,
Quentin Schulz <quentin.schulz@...rry.de>,
Chaoyi Chen <chaoyi.chen@...k-chips.com>,
Kever Yang <kever.yang@...k-chips.com>,
Jonas Karlman <jonas@...boo.se>, John Clark <inindev@...il.com>,
FUKAUMI Naoki <naoki@...xa.com>, Jimmy Hon <honyuenkwun@...il.com>,
Dragan Simic <dsimic@...jaro.org>,
Michael Riesch <michael.riesch@...labora.com>,
Peter Robinson <pbrobinson@...il.com>,
Alexey Charkov <alchark@...il.com>,
Shawn Lin <shawn.lin@...k-chips.com>,
Sebastian Reichel <sebastian.reichel@...labora.com>,
Andy Yan <andy.yan@...k-chips.com>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] arm64: dts: rockchip: Add rk3576 evb2 board
> +&gmac0 {
> + clock_in_out = "output";
> + phy-mode = "rgmii-rxid";
rgmii-rxid is odd. Does the PCB really have an extra long TX clock
line, but a short RX clock line?
Try changing this to rgmii-id, and drop the tx_delay property.
Andrew
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