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 BADA1C4167B for ; Wed, 6 Dec 2023 02:17:53 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TNUGjAuZMOfL1Qdij1OvDGyEk35H/E7WXsBbuXICHjc=; b=DT0RKsvPXXiRYD vGr8FsZIzCzGIMWxQESIZ0XKAqif3wLgwrsdfyIyk5pybx77VZo35Ut553l9t5vEdy1vGvMF3JnAh YXopsYVdpdWunqhf2cgfoBd80ngZ2XJzBxutZ1Hng1UVRcbfSy+mIn16Ns1lOfa6DTwXA2uNTCSoD OOHv4aKfe87R7FabMsbRFKukHyzGO2baXk7qwpxSgi01u225Icyd0/D1LK33KUASnrtX2ar7jqv+S aswecKUHyFl6Jp690NoZETdVfaLKdYIJV/GG6b4fmgz3SHg4AhECC1AsYBA1w9+Pbtsev02Z6sm1Y DlVP4KQuksJ8SziKViqw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rAhTV-008sRT-0J; Wed, 06 Dec 2023 02:17:21 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rAhTS-008sQU-0c for linux-arm-kernel@lists.infradead.org; Wed, 06 Dec 2023 02:17:19 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 332F561A35; Wed, 6 Dec 2023 02:17:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4C6CC433C8; Wed, 6 Dec 2023 02:17:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701829036; bh=YeTwiVbDlwwkb6nXIwsuaLI6YXDhUOf6XkJyFLo6N54=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=hQ2jHMDZ3eHgMJosbDwMaTQsQAepkKCOjHb8rsgSto4LL3IjZk/btCwF/pnBDAd8l JvubPeVzR9XQipALknUlEgm+nvw3cdDNBJCfByFx8D90dubfAutTq8a3hWQd9tf4xW wsCfXlL4jX5ZbECuNzFEC1yytLDYqffMxgQS05laGbpoxC1ohOowj/g6pCSmn5gcGY S1wUgpu9Lup6AYgGGspVwWNCnIkGWMuq0vAJhpCE86pJFbwGUSJVjbb/JGK0u8yj6o Di/XScK3dyp2BSDBeFGuHyI3z86WpwvSDh6tuTpgCFmqMwJPWS0mJYCoHJmLn6mOG8 Ue0W5QMzI3wPQ== Date: Wed, 6 Dec 2023 10:17:11 +0800 From: Shawn Guo To: Adam Ford Cc: linux-arm-kernel@lists.infradead.org, aford@beaconembeded.com, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] arm64: dts: imx8mm: Simplify mipi_dsi clocks Message-ID: <20231206021711.GJ236001@dragon> References: <20231128045415.210682-1-aford173@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231128045415.210682-1-aford173@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231205_181718_267948_88472576 X-CRM114-Status: GOOD ( 13.19 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Nov 27, 2023 at 10:54:13PM -0600, Adam Ford wrote: > The device tree clock structure for the mipi_dsi is > unnecessarily redundant. > > The default clock parent of IMX8MM_CLK_DSI_PHY_REF is > already IMX8MM_CLK_24M, so there is no need to set the > parent-child relationship between them. The default clock > rates for IMX8MM_SYS_PLL1_266M and IMX8MM_CLK_24M are > already defined to be 266MHz and 24MHz respectively, > so there is no need to define those clock rates. > > On i.MX8M[MNP] the samsung,pll-clock-frequency is not > necessary, because the driver will read it from sclk_mipi > which is also already set to 24MHz making it also > redundant. > > Signed-off-by: Adam Ford Applied all, thanks! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel