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 C1016ECAAD4 for ; Mon, 29 Aug 2022 21:04:27 +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:Message-Id:Date:To:Cc:From:Subject: References:In-Reply-To:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=AiE3TyM8k0GO1Za4CScMnH65Yp6qoOSvny4sCi1dtdE=; b=IWBNuxcN0aRRvk aaAMVLz/4nAgqPXvIJYSb0DfMGNgiHqeeMI+72UFs8kUwNzr/iJxcjRXNyKiYzRT3fzERYmSjNUkB 3SObCXExhTeemkIEqzGw7pT3Jmb7RPTAQ/nICs1I59Ql9j6HM308I+4J60nb3lcihs1dXhBPZfI3A sUiFCPlbEHy6CwMSYoD7P1XsaSd74/1g/z8ryBQ+gyi6hi0vA/5/4S9LEGmq8qOBd+6i3ygWUbLLY xOyOa79LM1wpm964XN6Xa/fYW6cvvtRCZ+yB6oL5SbdMcR17nOnGJiSgZKZSNk0E2fQ+Ys9SjQXkc 7xS9qy7PlX6mO+AiaODA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oSluk-00CiSj-D4; Mon, 29 Aug 2022 21:03:22 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oSluh-00CiR9-5q for linux-arm-kernel@lists.infradead.org; Mon, 29 Aug 2022 21:03:20 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id E1A6C6117B; Mon, 29 Aug 2022 21:03:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4D12DC433D6; Mon, 29 Aug 2022 21:03:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661806997; bh=uEu1xwi0HRQfFLy0wMj5SEhQKDXWiyMxvBWa6ULhLNQ=; h=In-Reply-To:References:Subject:From:Cc:To:Date:From; b=poLaMcVBl6Od/M+Wn91Hn1I6ptv9TGJDpnt7l12hpNX/94ZKhA3YnMZHIj+okSDa6 XnAkMP+3v+/5i2EpZpxbkh802joR1IXF60VCmg4kioKTi1evqUImurVCLPR+SHu7vz s4RYYuAhMyVNUQEtk3dWOfVEzEWr/aHl4QEmTWmJmh+dyAarh0jycqn6u1foGuAEpA fi4hwLqq0lew7hGs9t/xMXjGBVeYy/CS9I3oXaZvaQ30lCixPboDiG4dmpzNoZWkbJ x2Obgxs05xMCW4z1mZHM6V7qQbIbcYIqnvpPeuJ9e1Z1CbcAnDaO4/0J8kmzFvU3qB +yt63NE3SbW4w== MIME-Version: 1.0 In-Reply-To: References: <20220822081424.1310926-1-wenst@chromium.org> <20220822081424.1310926-2-wenst@chromium.org> <12115951.O9o76ZdvQC@steina-w> Subject: Re: [PATCH RESEND v2 1/2] clk: core: Honor CLK_OPS_PARENT_ENABLE for clk gate ops From: Stephen Boyd Cc: Michael Turquette , AngeloGioacchino Del Regno , =?utf-8?q?N=C3=ADcolas?= F . R . A . Prado , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org To: Alexander Stein , Chen-Yu Tsai Date: Mon, 29 Aug 2022 14:03:15 -0700 User-Agent: alot/0.10 Message-Id: <20220829210317.4D12DC433D6@smtp.kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220829_140319_294276_32825AD4 X-CRM114-Status: GOOD ( 14.01 ) 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 Quoting Chen-Yu Tsai (2022-08-29 02:22:16) > Hi, > > > Unfortunately this completely locks up my i.MX8M Plus based board during early > > boot. > > I'm currently running on next-20220826 using arch/arm64/boot/dts/freescale/ > > imx8mp-tqma8mpql-mba8mpxl.dts > > Reverting this patch gets my board booting again. dmesg until hard lockup > > below. > > The standard logs don't have anything to go on. Could you add some printk > calls to the clk core around the areas this patch touchs? That would help. > > Could you also provide a dump of /sys/kernel/debug/clk/clk_summary? That > would help to understand the clock tree. > Ok. I'll have to revert out this patch then because it's on clk-fixes. Nothing jumped out at me where something could go wrong, but maybe the issue is related to orphan handling? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel