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 C2EF6CD6E57 for ; Wed, 3 Jun 2026 21:18:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+A6XlgcLQVVtqM9SXGLORCog03k5ebh8ZBW24vyjriY=; b=ggZBe/ZrWdgCHF R92u3Itsxxkr7kF2FMiwYk/a7pQ61bClFwob8CiSab+gLXEeOFp9ndEKdZyPIY9+jmLKY7jKHWh99 QzbhqjFur1Fn7EBtr0ZPdd5qz8pIbvJ7kkbBBNUNkb8EEtBFEpFfgJx4QUgFL63jUCf8QsN/5bf0s 5ARlZ24ul5/60IhfAnbBkvzIHcmdvN+nDP+qspkgJTCka15QUwdJS6xUSGrq2xaTFbQnE/qyrQy4L SxGlghvLePD/0R/NLOU/BNAmUtE2VByHbW/m3bL/d8bFUBe+5pViiTQgNwkUxk589EuVfHXm3xO5/ aW1K2u/yPrTXDVeSC+pg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wUsyf-0000000FqL5-0saL; Wed, 03 Jun 2026 21:18:17 +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 1wUsyc-0000000FqKW-2N0M for linux-phy@lists.infradead.org; Wed, 03 Jun 2026 21:18:15 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id DDF48438FC; Wed, 3 Jun 2026 21:18:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 346891F00893; Wed, 3 Jun 2026 21:18:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780521493; bh=NKDk8M+jHm5Zx5C06+PksqTx8vRqyF2rp+mHw90e3o8=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=Y20P66GUJlWwOW5L7g2Jm6yBzE3RmHXa93hVI1E3mlEGH7fuO7oVHEQnUzx6LPeTZ BwSY2JbC03wIyRnEPDqYaTcL+vcI3KP+L7MJZEo1rFrdEAKclK5XbjaaBrv+I/zIRx q+O2l8MaP8ihLYqNrdWITqAg4AgOKs92EZ6nnfkareWFibztTuAlBQpvmBt3a2kDRF gJ0V8rWueFKsJlK3E0tV+LPl3ApNRF6i3Y3Wv1E9sspon4LaG4nmPRnZvoqER8a9C8 AJzu4eufyi34cPLMmXq6W85nszTOqY+0jR1e2UofeWPOgkX4arXYbxhEdzZUzhxIWQ Ri18ZnBZMCJmQ== Message-ID: <29e8491f-20e8-4082-8943-66bee7e3af1d@kernel.org> Date: Wed, 3 Jun 2026 22:18:09 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 1/2] dt-bindings: phy: qcom: Add CSI2 C-PHY/DPHY schema To: Vladimir Zapolskiy , Vijay Kumar Tumati , Bryan O'Donoghue , Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260523-x1e-csi2-phy-v8-0-a85668459521@linaro.org> <20260523-x1e-csi2-phy-v8-1-a85668459521@linaro.org> <478df3ed-d4ef-43aa-bb84-e2075798542b@kernel.org> <514cf213-5778-45e1-8d70-d3fe27991fcc@oss.qualcomm.com> <7JNJ4dUNz4ennJ5dkzhfLSuVo72JpfZAbprICPRqlRYnSzVDJw6x3h-1nESd_PK-3us9f1V3qOiLiywsTqP8vQ==@protonmail.internalid> From: Bryan O'Donoghue Content-Language: en-US Autocrypt: addr=bod@kernel.org; keydata= xsFNBGRJNSgBEADD7Vm2ZFa+v+JGJ2QYTJqQAkqis/uOHkhdFNXqpBarVBd47QU/DMNU5Rxg jedMQEmHoeDbJ6UOpjbrUQ63c5sgG1JbroHJJctwsEI75OOlekMuebEbjIJBLfgENGwPBMHv piv5TgCWr0VgYaXfp2eh2LINFywzqj823HiDPibQAXDrjzvF1ogksi/6cQZs8d4if8YQkLOr YISFouG+eR0nN1I7mUfIddXOWu6lJeTyqbWVurv58k2ekIXKaOC9ixLHFbcfYV0hOgRaTwQC B8CYF9nfqZla19iItfsN9QxN+ZdQjcRoYipp6HPCMfJlKH7GfaFcW93LKc4DKJ2lVL+pg/OQ lythZbjRPY492NG9kZ65aYstCs90uhMUEVVPuGUw7wBEku+6IEwZfrbMVKeWzLlPyM4Hv9hM 8ktxSmxWsPTPqpBC8eyeAQLalMELAyVcZlkaCtEcbj7w4l/JkYz+4l37obG8ZD+B34udBUUz MsAJ8foDFrBh2MOFA3hxD6G90D23mmWsri7pnKA2tZs92aQX7Ee+FbCyg6g5ln62Sq83ZDbf 53DdBs55EVpBadeInWmXhzCHPQx06H+CwTEjShTYIaMmBfrewvYUDKvFTC5iKQhAEUgt6i94 JsbG7NoeqcxkUMcBOEUQ3uCQG1D70ugspgXc0wd3Rimiq6535wARAQABzSFCcnlhbiBPJ0Rv bm9naHVlIDxib2RAa2VybmVsLm9yZz7CwZEEEwEIADsWIQTmk/sqq6Nt4Rerb7QicTuzoY3I OgUCZ+R+mwIbAwULCQgHAgIiAgYVCgkICwIEFgIDAQIeBwIXgAAKCRAicTuzoY3IOimUD/94 BwVEJX31JRe2sxbB/e1w2p8x1bxvTw5AeIzpV3ox7coJg1bSU2mnGuj1V4o0Yxf/3zmcJzCN VfVjwRF8Ii3GnC7uUXk2t+87piQfKTyJAYQABhZUKgoVJbjJq/S+C3XCKIyBA+EiezoUsgsA jTzwU+FzV7zVWIXFPJNtBERLwboE9w9U3KjAExOa1kSY8eLrsg6kOwlOHWy5UsQqYOjrS96M mzm2xuc1+RCjrndAyYhCnrOKvJ67HsPnBeJCjw7ImGD/U1GchwYbX8o3DO3JNHm3qfC86ZqX 2sCouENg4OzgPTtLKUrueM6xsu6KMM7gj17vxsiR3KQEoJnnMB8D1xtBofN3mFZE0wD9M24m 8yGunZbtntMCUHzIrlJgAPwKWKuGOYtA8UgMTFkccnUJtQrg9KotKtEF/FuftG9zLG9XEkt4 5ZdNgbSoLWgelu3T47mbOJ8LHhiLaCWP7yrovtVAvLUQ1BsiA42u8ECrFCFvQj9nrejE/ICv kP+uqcKtdDvP9HrIGycF1WZyfZLp0RvopKW92FLvI4I1QFWJ+wenk6+LGyJ5bzlrWzevjxmf nHcXE6sJBHrE7eijlbbImDAi3uLYN8Nd9Dm11IDAy4GAIQxSiQn0yblDhPiyGtchy80EVkCm g9k17Wol+2E2mC4DKgVdCkyUtTRSLgsJCs7BTQRkSTUoARAAuTnmWHBS6izRcEE93ajpzI7h dgQO4U3IRvOEsvIKR5NGcNEs0ngGebwsZ/lVULjN4vYU0LleqVhPBidNXUoZCN3A0F0Z2Ov8 NZdef+2EhQPBVWxFO7JBzhe8Z3ALj+wFtlg8akJjBzU56azW/iJzAobqHVrudzKoO2b1/CMg VbiAQ+RXjgfN5kY/HqYDU7mw+hXuUV9PbtX1L8xqQQac95oM9rHzKHHpiVwxTeJnGQsa+THi Kze+YET3rCoGHMvOQEJhdrucTv5FpAakKdkOFNel9FFckLRKEuWgCzhpFsjQ7xbirQgFUxG9 vlk1+q4hMRGNyEqoD6svYEeqbiUSd0oPUJeioiC3rNMRCNHLVrfZ2J6SCPkxfda08uzSdDQU 1/YPjOh8ZtQDMu7WctZ3XO288Z1gyBR49V7fbFs2w4sQxG+h/enlxqP7fdw1mjUlZjU5huCJ ielS0oEaIpmUpkugli7x4WhwLnhK2EbSoz7nLBC0y+ALUOdMlz/Y1l9xRt+bkDhpmf4O4IcI MxgZ0QMLq8rHDkGaEbsgZZHQPS58T0XE3IP30Q9SNxsruCMXtd2hYtBssf/wohc6JVsTtMg2 VYTPDPIFNZFSXupEJB7jlqpDWJ8ooJfJRLBatbjT5+mVQaMYB7Hs/t+zWYWaJKHyc8O6WLEC NUV5Tdt5EkkAEQEAAcLBdgQYAQoAIBYhBOaT+yqro23hF6tvtCJxO7Ohjcg6BQJkSTUoAhsM AAoJECJxO7Ohjcg6LuIQALnXt36OUuK43wqw6UYt0cnN6EbUqJHApAF5eNFn0jCCB2XELjSz JKJwuNAweowBdabiBniJ+501WIW+ewEsz1uby5fUQjZuCEsIkuaIluyfUFPb73qrQyAGuusd 7teA4WT+/jUku9g7lX5sVoRCrKQPkd16f6Bzfztyqyjcn43/X5yQI+wlboQ6HuKe/3I3yiOx OgmCHzOawpC9PvhEcKj79RLM3Zz5Ts5AuHpRX70Jz8Be76LwVFLp5Msx3S24ZTU1lBo2uiJ3 xSkay2lTpyVWRPx9vgcwzxGguOPJQJwsQeLb7wpoJMPpD3ERoaRii7Q7hvmxklpZjhKYWB3d t6nQ497Ek9loCrp3MIjRCSDN5xEGffiHks9yTeGMUQwO4tX8RE04uOJPkUY7uCFzFqN6/qey X3oFfPgkULMdiHofPAL1OskZSTzGPSfTYRE46NCJw8yoZBQ/oOyWeqaUQbK0wmW/g81wm8p7 LKSGEglMpiX07M1AotgvylN5C8fjbouoK+/RAMsXkk8jba6rPfuuXPaDjCyyKn6zSVHETnHW 3AJbgVY50T8STpnxayBQvWbCvu+6NOEjXCbyaOJig+5l0zlGN9XHjdANXC5HnwmyaGRL9YDq Jh2nVXVJDincOdQRdKcJjYLqaOAoWrYWSDi1iZGspHBTDrnOvfMQzzHY In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260603_141814_656867_DD3FD7E3 X-CRM114-Status: UNSURE ( 7.23 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On 03/06/2026 21:51, Vladimir Zapolskiy wrote: >> Actually, one more thing, Why isn't TITAN TOP GDSC here?>>>> + > If CSIPHYs are true subdevices under the umbrella CAMSS device and well > described as subnodes, then likely none of power domains are needed to be > repeatedly described in the children device nodes, since this information > can be obtained from the parent device by the driver. > > Technically 'power-domains' property can be safely removed, I believe. The policy is to describe the power-domain dependency fully since DT describes hardware not software architecture. Also for a very practical reason a sub-devices can probe/run asynchronously of the parent device being active so in fact we do need to describe the PDs fully. --- bod -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy