From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 14DFA34AB19; Mon, 1 Jun 2026 23:11:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780355500; cv=none; b=Y4d02kVZ3teFN/KrFwxXg+Y+1Gfck5kTmN81efMmWJfeKgc9AFq+vzwoCilpkw8j4++k3w+JiDmV29nZ99jqHODVW3tFycvIFDh3IntA807x3LA+zrkKX1AtYFXyRGBaiKMUq1MdbAtSNfR7yS/AqUqGDcUqbLOvIhMNbbJ3pXk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780355500; c=relaxed/simple; bh=tZ/FyU6BTe1l76oQLhf/QPSnjO6j3Wt4thVE357l+lQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=hpgEF8iHk+plltUAfBnaYl563A3PXCbxl8tcd0Yq4btdJktZOcy12HACzPbJqbOiVeidrYTZ3NTh341REsGhD1HS7y6B28q7RgKNLOM7aDg+JdnCivW+0IcZpHelrgS/XiDeRABym2r5pHvUzH2dW7e6mzW2I+eRZ1iFUDHlwPc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fGL4zNAt; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fGL4zNAt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C7D61F00893; Mon, 1 Jun 2026 23:11:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780355498; bh=u0uVl58P/+LhtePaVxc1OfDLsvpS/SYXpeqwBFFbzSU=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=fGL4zNAtKMHnY544PXECwX2aMFMp24rQEYuUfQs+q21l93HzpIoRz52ZpUN9uwl/c QoiugUZR1nUBv6FmnjvfYpNQH+WM0id3NatUQeZS7gmM77UqWgWCnDgloXPPUM+q6b EqvWD8Iwdz2ig7V078bAd9ClTS2Rwhnq0K/E82D/kLa8WxO3WtTvzDE3hW7/NV4hn3 0fwhsepFhBiUJjLnTbY2PoJcanlPDjS33wSP7UO3Kkfl9U+T2Qre7WgeccSvtYofEa d1hYkbXkCDdi9kkFX4q+1PJfxHkP0OohnKITG8PZ8cu5VfqakCLak+bmY4a6imtF52 ZQ5pS14t8q1/A== Date: Mon, 1 Jun 2026 18:11:38 -0500 From: "Rob Herring (Arm)" To: Lorenzo Bianconi Cc: Eric Dumazet , Benjamin Larsson , Krzysztof Kozlowski , devicetree@vger.kernel.org, Andrew Lunn , linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, linux-mediatek@lists.infradead.org, Paolo Abeni , Jakub Kicinski , Conor Dooley , "David S. Miller" , Christian Marangi Subject: Re: [PATCH net-next v8 01/10] dt-bindings: net: airoha: Add GDM port ethernet child node Message-ID: <178035548342.162634.13411632527297449694.robh@kernel.org> References: <20260519-airoha-eth-multi-serdes-v8-0-6bd70e329df6@kernel.org> <20260519-airoha-eth-multi-serdes-v8-1-6bd70e329df6@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260519-airoha-eth-multi-serdes-v8-1-6bd70e329df6@kernel.org> On Tue, 19 May 2026 10:57:44 +0200, Lorenzo Bianconi wrote: > EN7581 and AN7583 SoCs support connecting multiple external SerDes to GDM3 > or GDM4 ports via a hw arbiter that manages the traffic in a TDM manner. > As a result multiple net_devices can connect to the same GDM{3,4} port > and there is a theoretical "1:n" relation between GDM ports and > net_devices. > Introduce the ethernet node child of a specific GDM port in order to model > a given net_device that is connected via the external arbiter to the > GDM{3,4} port. This new ethernet node is defined by the "airoha,eth-port" > compatible string. Please note GDM1 and GDM2 does not support the > connection with the external arbiter and they are represented by an > ethernet node defined by the "airoha,eth-mac" compatible string. > > Signed-off-by: Lorenzo Bianconi > --- > .../devicetree/bindings/net/airoha,en7581-eth.yaml | 56 +++++++++++++++++++++- > 1 file changed, 55 insertions(+), 1 deletion(-) > Reviewed-by: Rob Herring (Arm)