From nobody Thu Dec 18 08:38:43 2025 Received: from mout02.posteo.de (mout02.posteo.de [185.67.36.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 25C00318151 for ; Tue, 9 Dec 2025 21:09:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.67.36.66 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765314579; cv=none; b=TyIpGLAqmebzy6hNMjHcfzjfzl8e5hlbijWpGbXTCL1pjEzH2JYhsxTSiM5BSg6IbGKcRIZZSPbyOL74RLftAh7DklMeAZfpT0HTnsJgRIJEq3R64rujeN7xw+2tGRCkY8bomAbMIoT+lJ6XV9skWabQfFFl+iy00C7muTWyPzA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765314579; c=relaxed/simple; bh=qJiKHFAzj9fzwdlWE5j3UbQ82N8DEnDoMSbQ0Pat0DY=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=PrlV70Z6ejxRmVACe2wzQnEZozwYA69m4FQSvOwh59wahYKEj5j0dadjufGswSjVyeqM7mhw8D7H7//dqcy4zka9akM9R27z8EwMPzT5KasYWjJGv3RJJmNs4LYhI08lBco6st3tue5+gBfeYu2NsjPIUTeaehEFJNcsoin3ugI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.de; spf=pass smtp.mailfrom=posteo.de; dkim=pass (2048-bit key) header.d=posteo.de header.i=@posteo.de header.b=nLAGgxKc; arc=none smtp.client-ip=185.67.36.66 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=posteo.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=posteo.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=posteo.de header.i=@posteo.de header.b="nLAGgxKc" Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id 48EC1240101 for ; Tue, 9 Dec 2025 22:09:34 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=posteo.de; s=2017; t=1765314574; bh=wF3GnrTWwt9u8gVRh0B7rm3VkNAnKwt/+N/TCp3T70Y=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version: Content-Transfer-Encoding:From; b=nLAGgxKcyHvnB9mHvreS3qIB2z1t90PDhDLN+8MsuzW/f6SAkzHVY8rvyCsnrTIhw WutmSLtL3REy8Q6BRz1d8yAU7tTmwbQ49TAUrzcNduGpscV5sbYkad5IB66PE35FwI AAft9vSCtEvxI9KoYo0QEkBsHTeRRCqYpzrrBrs/9YaibyAyFMOg7ZD/lK5SAE+6WB SvSbufZgS2sJRTXouXKlyTs5+rbSNzTtg+GD9uvsAPZaRzDNmU7t6I8EQpjfAr2YY/ Khp88uoXdLKNmEHw9c6S3hqcuZf/gE/onUKVpq96L6XTGiuzilo6ozlk62ZufO20ey pgpX+MBBVMZ/A== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4dQs191mWfz9rxK; Tue, 9 Dec 2025 22:09:33 +0100 (CET) From: Adrian Kossmann To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: Adrian Kossmann , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: rockchip: Add compatible for Ethernet PHY Date: Tue, 09 Dec 2025 21:09:33 +0000 Message-ID: <20251209210658.458506-2-adrian.kossmann@posteo.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Without the compatible string the Ethernet PHY is not bound to the correct driver. This causes link instability under load, with throughput eventually dropping to zero. Add the explicit PHY ID compatible to ensure the proper driver is selected. Signed-off-by: Adrian Kossmann --- arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts b/arch/arm64= /boot/dts/rockchip/rk3328-rock-pi-e.dts index a4bdd87d0729..4da5ff6f2572 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts @@ -163,6 +163,7 @@ mdio { #size-cells =3D <0>; =20 rtl8211: ethernet-phy@1 { + compatible =3D "ethernet-phy-id001c.c916"; reg =3D <1>; pinctrl-0 =3D <ð_phy_int_pin>, <ð_phy_reset_pin>; pinctrl-names =3D "default"; --=20 2.52.0