From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A18D2CD342C for ; Wed, 6 May 2026 22:22:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3U7fwx8o37KuZiuzGnaDeWgNwO4CVqMdSeoPW8/HUYI=; b=QhheyKz602hDdtWFQ2WdiG1iwY o+pVjf+AJFMyICROgi3yYvKSvQkh7cYKg5/QZcLgTLKi1gSiM+ZNa8tAjvV1Y+6+QV4Kc5FBhXS+0 8Gip6iyfrLJEhYxQW9vgWn0jvElRgcAvZ6EhegwB7FPAhASuo1Ei9fHfQg/xgvAJtJMlNtTEPC8t6 tLBFEC4lvWNC/YwIRQIKWEgHWEyM7mb2eZBe7PscTDGJdIJoGoag7qgvROGuYFasPuMLOrj+f8llP jKHazn/R/9bPd8yhd0Si5DYk6QMOu0PYTT0RQKf3Fxykq5yTg3FqnwLSntxC+ccD0Gvi6PGbe9olB QOoyYwGA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wKkdg-00000002BX0-2W8t; Wed, 06 May 2026 22:22:44 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wKkdd-00000002BWI-3qmN for linux-arm-kernel@lists.infradead.org; Wed, 06 May 2026 22:22:43 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 9E0C440C27; Wed, 6 May 2026 22:22:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 83875C2BCB0; Wed, 6 May 2026 22:22:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778106161; bh=hwqxnsO+ALySBum5tOGbNdnlNfkkmm95U+0x4x3rmDk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=BmmjiaY0RCKWxcyRYn2cz29/lsX5fQSz/IWZDpve0Lp5yKmf/XZsTwBAdiItqQd/v ytC2W+0oI2bJTUNIej5Jc16Nv+73nR7hOaLcRa6C/io0s4Gf9lfn/Zu+GltbUyfwFs TIUDbWVJQkZ5ZchQJqKyK5kSM7slM0d8bOBHouiNcF0XxWczgQHo/qzF20tPEKl8MQ MeHr5le2grDqsuthLd1VI/GvFceYfilCV/zERRmhRWir3hxR044MvPW711jreeywR0 QaeYfEweLTOjLbilLinl8omGMgd15zx90I5ka2o6rJBcVyW/VYTzd6L5z84wgV7uHI RE7DF+tOVEU8w== Date: Wed, 6 May 2026 17:22:38 -0500 From: "Rob Herring (Arm)" To: Wei Fang Cc: linux-kernel@vger.kernel.org, chleroy@kernel.org, edumazet@google.com, frank.li@nxp.com, kuba@kernel.org, netdev@vger.kernel.org, vladimir.oltean@nxp.com, devicetree@vger.kernel.org, linux@armlinux.org.uk, conor+dt@kernel.org, horms@kernel.org, davem@davemloft.net, andrew+netdev@lunn.ch, xiaoning.wang@nxp.com, pabeni@redhat.com, krzk+dt@kernel.org, linuxppc-dev@lists.ozlabs.org, claudiu.manoil@nxp.com, f.fainelli@gmail.com, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev Subject: Re: [PATCH v5 net-next 02/15] dt-bindings: net: dsa: add NETC switch Message-ID: <177810615811.3413821.3835724819820623979.robh@kernel.org> References: <20260430024945.3413973-1-wei.fang@nxp.com> <20260430024945.3413973-3-wei.fang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260430024945.3413973-3-wei.fang@nxp.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260506_152243_067071_D5B8FEDC X-CRM114-Status: GOOD ( 11.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 30 Apr 2026 10:49:32 +0800, Wei Fang wrote: > Add bindings for NETC switch. This switch is a PCIe function of NETC IP, > it supports advanced QoS with 8 traffic classes and 4 drop resilience > levels, and a full range of TSN standards capabilities. The switch CPU > port connects to an internal ENETC port, which is also a PCIe function > of NETC IP. So these two ports use a light-weight "pseudo MAC" instead > of a back-to-back MAC, because the "pseudo MAC" provides the delineation > between switch and ENETC, this translates to lower power (less logic and > memory) and lower delay (as there is no serialization delay across this > link). > > Signed-off-by: Wei Fang > Reviewed-by: Frank Li > --- > .../bindings/net/dsa/nxp,netc-switch.yaml | 127 ++++++++++++++++++ > 1 file changed, 127 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/dsa/nxp,netc-switch.yaml > Reviewed-by: Rob Herring (Arm)