From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sender4-op-o15.zoho.com (sender4-op-o15.zoho.com [136.143.188.15]) (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 C165D2765E3; Tue, 28 Oct 2025 13:25:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.15 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761657921; cv=pass; b=fmGbrkrFwIFaSm+IepdyktW/4UR8YbCvMiiyfgSLGtfE565eQavs5WN6HPj05tz4nFRdGrfkyrmZ0HXi9j2VfYcoQnFDE9NdswZ+2jsSnkjcx1cxcQIyLOhGQ7dsAYhmmobD1Um70meQ3+cleyn1bhdeqOfqxdzxAkcuAdxnJH0= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761657921; c=relaxed/simple; bh=98jTqZUcQ5Qf4P1DNrN2dsmZVex8R7C740H3NeDUBVI=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=Cs+20O9UKgFWH9KMG880Jl6i6bNmlJFihvDb7upIHTDW4zJeQUWM85vLHEFmzLulPg1MpeFy/uGrZdjhhU5/0ENjDDHVHC0lLHxdMkWbPfwL+rW5UYN+ERmx4BcKr5Q5hLIjsv+JWXNYnkirMYINSvnzCQFcfaUpnAIejjc/KPY= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=sjoerd@collabora.com header.b=ZwoIEHXc; arc=pass smtp.client-ip=136.143.188.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=sjoerd@collabora.com header.b="ZwoIEHXc" ARC-Seal: i=1; a=rsa-sha256; t=1761657869; cv=none; d=zohomail.com; s=zohoarc; b=ZCTOLf2S+q8m7fxAVIx8Y+bCTP95emO4YmHpi3NRritxQmxe3ATRHjgeW0BrRIv/SbQdJcPkYSIUlLoL7Sl45gi2zztEIUBUCnLkgM8wr8gLtilOLj+4p0mgiYOXQchJqvmPzkbMfQ+hjVO2mN6HwX4WU2/7ifnbvDnEokHm7os= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1761657869; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=8/d3UUUhdWoIZXpk8NwqSpg4DExzAbF8PYQkQhgem3s=; b=mVNRJGLaKBa+FnpaA60HLtOXJLBTBabrws/EXB4240rOpfhff5FXpf/VNKnYWCwBu00BOQ3NWKiZVwJqhU0Q3gMtrBNyvabfFoH3VOmcPyKqHEO88TmrhOh57Z7cNaIbziW7X/3hIqvD/KY4twXCtuQs4aGT6BhvdTOPnX+n6xw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=sjoerd@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1761657869; s=zohomail; d=collabora.com; i=sjoerd@collabora.com; h=Message-ID:Subject:Subject:From:From:To:To:Cc:Cc:Date:Date:In-Reply-To:References:Content-Type:Content-Transfer-Encoding:MIME-Version:Message-Id:Reply-To; bh=8/d3UUUhdWoIZXpk8NwqSpg4DExzAbF8PYQkQhgem3s=; b=ZwoIEHXchlDN8s9MvkdPt0IM1C2ZQYDwtGfbijZC9gXXVKG93gOrptfLgnMCk5QN KWqWvywAsKEtYwEZm6+KZfkQE2jPZsK7IM4T470U+hBGQFBMILmP97pYYcSjTIEpo1C 3viKQ0jStrCNXpRAwgnP937Ec/N+iwr3jwOZzaVI= Received: by mx.zohomail.com with SMTPS id 1761657866228953.45389749315; Tue, 28 Oct 2025 06:24:26 -0700 (PDT) Message-ID: <408842eda1caa53247ff759cd9ea75dcab624594.camel@collabora.com> Subject: Re: [PATCH 12/15] arm64: dts: mediatek: mt7981b-openwrt-one: Enable Ethernet From: Sjoerd Simons To: Eric Woudstra , Andrew Lunn , "Lucien.Jheng" Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Ryder Lee , Jianjun Wang , Bjorn Helgaas , Lorenzo Pieralisi , Krzysztof =?UTF-8?Q?Wilczy=C5=84ski?= , Manivannan Sadhasivam , Chunfeng Yun , Vinod Koul , Kishon Vijay Abraham I , Lee Jones , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lorenzo Bianconi , Felix Fietkau , kernel@collabora.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-pci@vger.kernel.org, linux-phy@lists.infradead.org, netdev@vger.kernel.org, Daniel Golle , Bryan Hinton Date: Tue, 28 Oct 2025 14:24:19 +0100 In-Reply-To: <05610ae5-4a8a-47e9-808b-7ff98fade78e@gmail.com> References: <20251016-openwrt-one-network-v1-0-de259719b6f2@collabora.com> <20251016-openwrt-one-network-v1-12-de259719b6f2@collabora.com> <4f82aa17-1bf8-4d72-bc1f-b32f364e1cf6@lunn.ch> <8f5335a703905dea9d8d0c1840862a3478da1ca7.camel@collabora.com> <05610ae5-4a8a-47e9-808b-7ff98fade78e@gmail.com> Organization: Collabora Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.2-5 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ZohoMailClient: External On Tue, 2025-10-28 at 12:14 +0100, Eric Woudstra wrote: >=20 >=20 > On 10/21/25 10:21 PM, Sjoerd Simons wrote: > > On Fri, 2025-10-17 at 19:31 +0200, Andrew Lunn wrote: > > > > +&mdio_bus { > > > > + phy15: ethernet-phy@f { > > > > + compatible =3D "ethernet-phy-id03a2.a411"; > > > > + reg =3D <0xf>; > > > > + interrupt-parent =3D <&pio>; > > > > + interrupts =3D <38 IRQ_TYPE_EDGE_FALLING>; > > >=20 > > > This is probably wrong. PHY interrupts are generally level, not edge. > >=20 > > Sadly i can't find a datasheet for the PHY, so can't really validate th= at > > easily. Maybe Eric can > > comment here as the author of the relevant PHY driver. > >=20 > > I'd note that the mt7986a-bananapi-bpi-r3-mini dts has the same setup f= or > > this PHY, however that's > > ofcourse not authoritative. > >=20 >=20 > Lucien would have access to the correct information about the interrupt. Thanks! For what it's worth i got around to putting a scope on the line las= t night. It looks like the interrupt line is pulled down until cleared, so it appears it's indeed a Level interrupt as Andrew guessed. But would be great= to have this confirmed based on the documentation :) --=20 Sjoerd Simons Collabora