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 X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74A33C55ABD for ; Mon, 16 Nov 2020 07:34:43 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E933D22265 for ; Mon, 16 Nov 2020 07:34:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="yBLbirZA"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="H9tkM0l6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E933D22265 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject: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=wAuxNt7iR+zlszctkZBe0eTM+nh0RxOssOfK0YmOHz8=; b=yBLbirZAzp16pauT0CKjEkCvl CAVcjLOtRyGLChjtVRb/NpnrEARuT4FC/xxDxqQ8Rcv2p7sjACAaqzXlquZJimb+pRHr45LU/RgY5 q04aZRbrmLo1wAAwaALBO6svo23S1qLCfD1mgGEA72NdWHBKCgd9u9j+8PoItq/UmIUcI4breJvSe WX9c8EhNwjtA6/Iae7wan26L+R3wi0C83Fqwp3VQUZIZzzTQf/WIJvmBI9cAuRM9rHjGIox5+9nqR uwh7gG5xNZyK9o0/urm6Ua2UFGTEKsC0HeVwL+BYfDtlmzygBPZkuCIfzArNGjzYT/R9Bbhsyvpvu +S/KikPsw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1keZ1J-0003pm-8s; Mon, 16 Nov 2020 07:33:49 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1keZ1G-0003p7-I1 for linux-arm-kernel@lists.infradead.org; Mon, 16 Nov 2020 07:33:47 +0000 Received: from dragon (80.251.214.228.16clouds.com [80.251.214.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3A8672225B; Mon, 16 Nov 2020 07:33:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605512024; bh=z+Kz5L7caDJOAAt14wqJwKYAwuUrmI/nL3YubokJpoM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=H9tkM0l6L3CjCHzJhAuEV4Ng4PVFjfPIse1wzDBSFiP+7Z6OD0Sj652yNpu+CZacK edeRzLxcOoZB55PxAS5H9VGG9NyeHpV4UUzaXdyorrlosWNVMGwflTXX/R+zBKBxDI ORP5ZVnvb+N0Aic+jG7DOr6kxTcYVXZtnwX5rCZc= Date: Mon, 16 Nov 2020 15:33:40 +0800 From: Shawn Guo To: Fabio Estevam Subject: Re: [PATCH] ARM: dts: imx7ulp: Pass the CPU 'clock-frequency' property Message-ID: <20201116073339.GC5849@dragon> References: <20201109194640.16680-1-festevam@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201109194640.16680-1-festevam@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201116_023346_709361_CC4F85EF X-CRM114-Status: GOOD ( 19.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org 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 09, 2020 at 04:46:40PM -0300, Fabio Estevam wrote: > The default i.MX7ULP CPU frequency is 500.21 MHz. As bootloader may configure the frequency as it like, I'm not sure what the "default" means here. > > Pass the 'clock-frequency' property to avoid the following warning > message during boot: > > [ 0.013005] /cpus/cpu@f00 missing clock-frequency property To me, this looks like as an useful warning message to bootloaders which do not fill this property based on the actual running frequency. Shawn > > Fixes: 20434dc92c05 ("ARM: dts: imx: add common imx7ulp dtsi support") > Signed-off-by: Fabio Estevam > --- > arch/arm/boot/dts/imx7ulp.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi > index b7ea37ad4e55..a7fdc2f41afa 100644 > --- a/arch/arm/boot/dts/imx7ulp.dtsi > +++ b/arch/arm/boot/dts/imx7ulp.dtsi > @@ -41,6 +41,7 @@ > compatible = "arm,cortex-a7"; > device_type = "cpu"; > reg = <0xf00>; > + clock-frequency = <500210526>; > }; > }; > > -- > 2.17.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel