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=-15.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,INCLUDES_PULL_REQUEST, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_2 autolearn=unavailable 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 02DC2C2D0C9 for ; Sat, 14 Dec 2019 15:55:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6656224656 for ; Sat, 14 Dec 2019 15:55:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Sml2CKn0"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kemnade.info header.i=@kemnade.info header.b="NAhC7mF/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6656224656 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kemnade.info Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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=8JyWB3ZQ+aG7c0LfUFYPQxJVqPb1XMrHZszrVdqzyYU=; b=Sml2CKn0OaUecr xSVes6ia3Azs0e9oq9hSx8nsXyFST3Dd6eyxpjPbqxcGHQ5y9EJHo0otVyJRO9kZ+UeSCt11P8iUH OYzU/1HUKJteoTDlRRZLAb9mW4C7t7Km481nQSoX3ySrrf7YjcktSM96orsgks654vxwlnvar0VIJ tpp1ebv5JMUmf5buNXw4OxZIF/yRF4m+pJJSaHRYXRtvPa5V0EkEBS1gOfk5TBKKU3yTy+z0bzNkZ vmbFd414SiL0foR0Ng+FOZhNRi29aVlKBbKG4dyo/aLg0r2Eoc15W3xipUtWGes00VCeyU5w7gq8V bZye5x2TDHM/5YoRvX+w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ig9kx-0001Fa-Gs; Sat, 14 Dec 2019 15:54:59 +0000 Received: from mail.andi.de1.cc ([2a01:238:4321:8900:456f:ecd6:43e:202c]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ig9kt-0001F6-Gh; Sat, 14 Dec 2019 15:54:57 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20180802; h=Content-Transfer-Encoding:Content-Type: MIME-Version:References:In-Reply-To:Message-ID:Subject:Cc:To:From:Date:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=RGWmKTY/yyH/XxxUvdn8dLr0Xj3UkAx6dUbBBDhQWg4=; b=NAhC7mF/Yab18ZaE+pUkHVnuQc Rgvf7NPxBLw0tPcMFS6J2+w0oSjKt3kbCD48Lrh7o00GEuT5CRpwn07PICo4cINX4MHKu7BlM/Xhy 38qndSEf6wUIzDc6FsC5/uWaF2b8P6Z3uWsXfLfTXHxsgIlzYi+cGSgXXHnYtsYwLruo=; Received: from p200300ccff382f001a3da2fffebfd33a.dip0.t-ipconnect.de ([2003:cc:ff38:2f00:1a3d:a2ff:febf:d33a] helo=aktux) by mail.andi.de1.cc with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1ig9ke-0003oA-QQ; Sat, 14 Dec 2019 16:54:41 +0100 Date: Sat, 14 Dec 2019 16:54:39 +0100 From: Andreas Kemnade To: Russell King - ARM Linux admin Subject: Re: [Letux-kernel] BUG - was: [GIT PULL 2/3] bcm2835-soc-next-2019-10-15 Message-ID: <20191214165439.6873625b@aktux> In-Reply-To: <20191214125947.GD1337@shell.armlinux.org.uk> References: <1571159725-5090-1-git-send-email-wahrenst@gmx.net> <1571159725-5090-2-git-send-email-wahrenst@gmx.net> <12244E4E-A1A0-4EE9-ACD3-EA165D9A2C79@goldelico.com> <20191214125947.GD1337@shell.armlinux.org.uk> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191214_075455_852174_21EF108B X-CRM114-Status: GOOD ( 25.97 ) 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: Discussions about the Letux Kernel , Tony Lindgren , "H. Nikolaus Schaller" , Linux Kernel Mailing List , Florian Fainelli , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Linux-OMAP , arm-soc , Stefan Wahren Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, 14 Dec 2019 12:59:47 +0000 Russell King - ARM Linux admin wrote: > On Sat, Dec 14, 2019 at 11:54:19AM +0100, H. Nikolaus Schaller wrote: > > Hi Stefan, > > > > > Am 15.10.2019 um 19:15 schrieb Stefan Wahren : > > > > > > Hi Florian, > > > > > > The following changes since commit 54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c: > > > > > > Linux 5.4-rc1 (2019-09-30 10:35:40 -0700) > > > > > > are available in the git repository at: > > > > > > git://github.com/anholt/linux tags/bcm2835-soc-next-2019-10-15 > > > > > > for you to fetch changes up to 781fa0a954240c8487683ddf837fb2c4ede8e7ca: > > > > > > ARM: bcm: Add support for BCM2711 SoC (2019-10-10 19:21:03 +0200) > > > > this patch has finally arrived in v5.5-rc1 but it seems to break > > multiplatform build. > > > > We run a distribution kernel that supports OMAP3/4/5, i.MX6 and RasPi 3B+ > > but since rebasing to v5.5-rc1 the kernel hangs after "Starting Kernel ...". > > On all ARM devices (incl. RasPi 3B+). > > > > Playing with our defconfig did show that deconfiguring CONFIG_ARCH_BCM2835 > > makes the kernel work again. > > > > After further analysis it turns out that reverting this patch also > > makes the boards work again. > > > > I am not exactly sure what the reason is, but it may have something to > > do with the new auto-selection of CONFIG_ZONE_DMA which is not automatically > > selected by OMAP and i.MX6. > > > > To reproduce on some OMAP device (i.MX6 should be similar) > > > > 1st test: > > > > git checkout v5.5-rc1 > > make omap2plus_defconfig > > > > => boots OMAP device > > > > 2nd test: > > > > ( echo CONFIG_ARCH_BCM2835=y; echo CONFIG_ARCH_BCM=y ) >>arch/arm/configs/omap2plus_defconfig > > make omap2plus_defconfig > > > > => fails to boot OMAP device > > here it does not give any output at all if earlycon is appended to kernel parameters. > > 3rd test: > > > > git revert 781fa0a954240c8487683ddf837fb2c4ede8e7ca > > make omap2plus_defconfig > > > > => boots OMAP device > > > > BTW: the RasPi 3B+ runs equally well without this patch. So what is it > > good for? > > > > So please check and fix this patch. > > Enabling ZONE_DMA shouldn't cause this problem - but as it does, please > enable memblock debugging and early console, and please send any boot > messages you can get from the system when it fails to boot. Also > having a successful boot log may be useful. > diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index ad08d470a2ca..b46cf3d5e389 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -17,6 +17,7 @@ config ARCH_OMAP3 select OMAP_INTERCONNECT select PM_OPP if PM select PM if CPU_IDLE + select ZONE_DMA select SOC_HAS_OMAP2_SDRC select ARM_ERRATA_430973 seems not to cause problems with make omap2plus_defconfig here. Regards, Andreas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel