From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="QW2rJqd5" Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18769D44; Thu, 23 Nov 2023 06:36:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender: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-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=sNJOWTUsLcLz6r4tprHVV6qtj+o+qsTlaJpsU+sB5Pw=; b=QW2rJqd5NiwvgiZI6DPw1+5mJ3 iyymF1DBsw9tjQu7dpwxO4eehB/450IFx+5XP2AqiqL1IiKOQ+aol4hXIyVQh0B+K6qhxQlqGOml/ KVJN8b0mGSiC2PjSoK+2w9GFfWtF51zUxjq8upnsghavWU1V/V9dVFwCBbCq5n1ZwlPACHAVJbZsg 5R4E2N8I+cYf5bloe37MFNG7ODxb9fx250XbAantEQd0iXU176qVuRn4kDhp0fWprt9lOTi39kfYk 3qHBG5WF5yPihU9GvRvlxrp5kfD8ckwzPzYGJMtL0/X3E17ecuceD7W/QVDJm21y/upPNs3303kW/ 15EO1gaw==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:36562) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1r6Anm-0001hW-32; Thu, 23 Nov 2023 14:35:34 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1r6Anj-0006Hp-Lf; Thu, 23 Nov 2023 14:35:31 +0000 Date: Thu, 23 Nov 2023 14:35:31 +0000 From: "Russell King (Oracle)" To: Andrew Lunn Cc: Christian Marangi , Rob Herring , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Krzysztof Kozlowski , Conor Dooley , Andy Gross , Bjorn Andersson , Konrad Dybcio , Heiner Kallweit , Florian Fainelli , Broadcom internal kernel review list , Daniel Golle , Qingfang Deng , SkyLake Huang , Matthias Brugger , AngeloGioacchino Del Regno , David Epping , Vladimir Oltean , Harini Katakam , Simon Horman , Robert Marko , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: Re: [net-next RFC PATCH 03/14] dt-bindings: net: document ethernet PHY package nodes Message-ID: References: <20231120135041.15259-1-ansuelsmth@gmail.com> <20231120135041.15259-4-ansuelsmth@gmail.com> <20231121144244.GA1682395-robh@kernel.org> <655e4939.5d0a0220.d9a9e.0491@mx.google.com> <6a030399-b8ed-4e2c-899f-d82eb437aafa@lunn.ch> <655f2ba9.5d0a0220.294f3.38d8@mx.google.com> Precedence: bulk X-Mailing-List: devicetree@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: Sender: Russell King (Oracle) On Thu, Nov 23, 2023 at 03:27:05PM +0100, Andrew Lunn wrote: > > Just to be more precise qca807x can operate in 3 different mode: > > (this is controlled by the MODE_CFG bits) > > > - QSGMII: 5 copper port > > 4 slots over QSGMII, plus the second SERDES is connected to the MAC > using SGMII/1000BaseX? > > > - PSGMII: 5 copper port > > 5 slots over QSGMII, the second SERDES is idle? > > > - PSGMII: 4 copper port + 1 combo (that can be both fiber or copper) > > 5 slots over QSGMII, with the second SERDES connected to an SFP cage. > > Are ports 1-4 always connected to the P/Q SGMII. Its only port 5 which > can use the second SERDES? I think what would really help here is if there was an ascii table to describe the configurations, rather than trying to put it into words. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!