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 DDBADC021B1 for ; Thu, 20 Feb 2025 16:09:30 +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:Content-Type:MIME-Version: References:In-Reply-To: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=DhrEMPazg4VWtR34qnd0rK9L+bUZ2MhCj/KoPwKqizc=; b=VjtZUrGRRtJi0HnML9I83EKNE3 3ZVYJD+85tVLP9NfLX9RrD2w+2ST1wlc/+l0+nvwWWDhS9WfaJJn+2R5gPpOl72OiYXIMsDEbTYYZ phMaVF6bpGIs1g/bKsNc5/QZVW6G4+Sc8uENez5tFNVb1YGu87gdz5yBav6y0vXJttXBN2qYfk8fd hBUAsW7gPpGSA7xcGBmvElSHpKAcNFIyURMeZCZ0DyEZUY5hVDr3eoA4nvlGaEdLygScZuRwIC0Y4 fYFFB0DGP9Hw8MhXtSG2hD6SGsPB5Ixj31EOFnZf5Th2JAuTxXj7EsMZzorK2YOSrUKCByZXVneHc UHAA54SA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tl972-00000001lt8-3dsd; Thu, 20 Feb 2025 16:09:20 +0000 Received: from mx.denx.de ([89.58.32.78]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tl937-00000001kTt-2Rgk for linux-arm-kernel@lists.infradead.org; Thu, 20 Feb 2025 16:05:18 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 3A1C810382D3C; Thu, 20 Feb 2025 17:05:12 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=mx-20241105; t=1740067515; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=DhrEMPazg4VWtR34qnd0rK9L+bUZ2MhCj/KoPwKqizc=; b=A4hGitDbo72QAmhefQeUeZL3T3Rp2wKldnOpn/EQrjnDZScLwr/7Rd/j6nY9MKQ/KQtUiP JG6759wwrIzoRhywmF9uAcVztzoO0PQMKccT4bfjss4i/bzvHo3e4QsMJ2ZFsmfKki2y0s Acm5EEFFlh5RmmRGT0p4iYS3Da9UI9dAV27ZGIPW+JnIDvcDm/vLRZwAnuyp2SY9DGxbBN WSS1HcMuR2u97P2HlCwVn4vftvNDGyHa/BA2d77O1avi3nCO/PcdfsCOuhwI7EudA97zsE hReD8N+WY0jdzLWeauVDM1r5cp17mHQ9kRTZjsormprBNDTwtHdw6UDOts+SIQ== Date: Thu, 20 Feb 2025 17:05:11 +0100 From: Lukasz Majewski To: Andrew Lunn Cc: Abel Vesa , Peng Fan , Michael Turquette , Stephen Boyd , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-clk@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH] arm: clk: Add ETH switch clock description for vf610 SoC Message-ID: <20250220170511.719a1cac@wsk> In-Reply-To: References: <20250219114936.3546530-1-lukma@denx.de> <3cebe152-6326-454c-9da6-5cf5a64f71c9@lunn.ch> <20250219233802.20ec53e5@wsk> <5a9d9eef-f2ca-4168-aca4-4419dcfcacb6@lunn.ch> <20250220154826.3455b15e@wsk> Organization: denx.de X-Mailer: Claws Mail 3.19.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/LvcxCIoyiyxMRzVmv5VeRt="; protocol="application/pgp-signature"; micalg=pgp-sha512 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250220_080517_773129_30A5578C X-CRM114-Status: GOOD ( 23.21 ) 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 --Sig_/LvcxCIoyiyxMRzVmv5VeRt= Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Andrew, > > > Seems like a reasonable compromise. You would only load this > > > driver if you intend to make use of the switch... =20 > >=20 > > Yes, the main use case would be the switch (after bridge ... command > > called). > >=20 > > However, until then we shall? have port separation. =20 >=20 > Yes. The model Linux uses is that the ports are individual interfaces > to start with. We should keep to that model. +1 >=20 > > > MoreThanIP is now part of Synopsys. I wounder if this IP now > > > exists in other SoCs? The press release however suggests Synopsys > > > was interesting in the high speed interfaces, not a two ports Fast > > > Ethernet switch. =20 > >=20 > > I would need some detailed documentation.... =20 >=20 > Which is probably not available. You might be able to get some clues > from the Freescale datasheets, if they have kept the address spaces > separated. I don't see it as a strong requirement, given how old this > IP is, and the limited interest in supporting it over the years, My > guess is, nobody else uses it. :-) >=20 > Andrew Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Erika Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de --Sig_/LvcxCIoyiyxMRzVmv5VeRt= Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCgAdFiEEgAyFJ+N6uu6+XupJAR8vZIA0zr0FAme3UrcACgkQAR8vZIA0 zr0WCQgAxyZwB9mNdVIeRsd8mJN2KEWBP3zwFWv3w1XX1glLh9Y/MFa9riYX2/XO P+so9vOKEXJUCHUxC3GIqJTIoHYB5Rk75zjTDoUs9K851v5SWlXwM2ZtMtbC3DpO xzh/XjXEoX63V/zJszTYRQKYpjBnep4z4+Qfyabs0TvNSakVz3qdIbSG5zbjiRUr mP3ZwG/37azFpwaqb2dYwt3IFLlpALBbNaJuSH+UlwqW+JPuiv9bjL6h+tSD7KTB CPrs16qxPsbOvnilSVURJZOjV9YsgFZBaRquJrlZwoJg9uvo5rUQWjX3x2HlUIX9 uiqcEHdpcgkZDKIOXsnbvZSuE2d87w== =R4zZ -----END PGP SIGNATURE----- --Sig_/LvcxCIoyiyxMRzVmv5VeRt=--