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 55275C28B2F for ; Tue, 11 Mar 2025 19:07:25 +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=gToypqwtDuyPyagfrBdRV1qc0yFQHOmboUmLm/cWKIA=; b=itQ1V0oxqk6RIwseXopbmsFBD+ mInLBUZC68w2fBCiOVlBULoYSk9I+TiidTWBVefYzL6ZlQUgp48yYyWZU7WmWH/R4zZpIRzzGOK1q Xt6rNhehIkM+uv2loamba+0IDpkn3jQZJbpMqxpgLoMGfLFugW8Q5aA+IT66ZRRTEVltY6Rbkd7SJ FYTLgXMcLb9dGWrguKfUdk5uJfI7fIfGOhhglIvlKj+ic/7fXUt5MBs3tkLVIMMrr54U8LK7Oo4dv 4LDgkQMyeHeHHsPN0tE1m2uMp6xriNWq7IjZ/yuaX1oydgT3xKSwOYTp12trY6mZTkIyc/U3YWIEP PXhEELbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1ts4wd-00000006jLN-1CTP; Tue, 11 Mar 2025 19:07:15 +0000 Received: from nyc.source.kernel.org ([147.75.193.91]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1ts4rS-00000006hso-0VKW for linux-arm-kernel@lists.infradead.org; Tue, 11 Mar 2025 19:01:55 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 25C1EA461D0; Tue, 11 Mar 2025 18:56:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE8B1C4CEEB; Tue, 11 Mar 2025 19:01:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741719713; bh=0Nfwq+o/IjqVRo3eRbr8bUtiQdKmbKP077wEPUEz2zo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gZY6YGXKCb1uTU7OezaPlgZioViMjGooBUqKf89gxYxAHZcGmfZ3cE1abOY6DVPhV GNo8mCd1Ny9tVwPTMbMYlqS6HshemvYMjzUz6krcVB1H6mxaU1jTnF5w6G0BqFD4Oc /Uf1a707YkpBeD23JMUTjRLncrk44MjwbvxLNrcaumDCnD7QPPUShatjz+ocwFNgDU Ypo9/reXpehajLhy9M6h5A02ymO+0FOK+4lXJZ02ql7ZYIkDI0pxFPDL3d0Xuy20Lm qzSoEV233vG9OBiu+i5Q9QHjdxfZdZWC3gRFuwr7e1w6qn+KFJnCmZmU48bEAiQ0oV e0GzyMG7ssSkQ== Date: Tue, 11 Mar 2025 14:01:51 -0500 From: "Rob Herring (Arm)" To: Cosmin Tanislav Cc: Ross Burton , Julien Massot , Benjamin Mugnier , Dan Carpenter , Conor Dooley , =?iso-8859-1?Q?N=EDcolas_F_=2E_R_=2E_A_=2E?= Prado , Laurentiu Palcu , linux-gpio@vger.kernel.org, Bartosz Golaszewski , Eric Biggers , AngeloGioacchino Del Regno , Mauro Carvalho Chehab , Kieran Bingham , Geert Uytterhoeven , Greg Kroah-Hartman , Arnd Bergmann , Liam Girdwood , linux-media@vger.kernel.org, Will Deacon , Javier Carrasco , linux-staging@lists.linux.dev, Krzysztof Kozlowski , Laurent Pinchart , Niklas =?iso-8859-1?Q?S=F6derlund?= , Sakari Ailus , linux-arm-kernel@lists.infradead.org, Catalin Marinas , Hans Verkuil , Taniya Das , Mark Brown , Tomi Valkeinen , Tommaso Merciai , Linus Walleij , Cosmin Tanislav , Biju Das , Bjorn Andersson , Zhi Mao , Ihor Matushchak , Dongcheng Yan , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Dmitry Baryshkov Subject: Re: [RFC PATCH v2 09/16] dt-bindings: media: i2c: max96712: add support for I2C MUX Message-ID: <174171971116.3980957.12739233832407896359.robh@kernel.org> References: <20250309084814.3114794-1-demonsingur@gmail.com> <20250309084814.3114794-10-demonsingur@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250309084814.3114794-10-demonsingur@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250311_120154_290101_B7C71092 X-CRM114-Status: GOOD ( 12.88 ) 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 Sun, 09 Mar 2025 10:48:01 +0200, Cosmin Tanislav wrote: > MAX96712 and MAX96724 have more than one GMSL2 link, and each link is > capable of connecting to a separate serializer. If these serializers > have the same CFG pins configuration, they will also have the same I2C > address, causing conflicts unless the deserializer muxes the I2C > channels. Moreover, the serializers can have the same hardware attached > to their respective I2C bus. > > The MAX96712 and MAX96724 suppot I2C channel muxing via the GMSL2 link > to facilitate communication to each of the connected serializers. > > Document this capability. > > Signed-off-by: Cosmin Tanislav > --- > .../bindings/media/i2c/maxim,max96712.yaml | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > Reviewed-by: Rob Herring (Arm)