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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28A16C004D4 for ; Thu, 19 Jan 2023 16:00:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230461AbjASQAz (ORCPT ); Thu, 19 Jan 2023 11:00:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55856 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229576AbjASQAq (ORCPT ); Thu, 19 Jan 2023 11:00:46 -0500 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 211FF4FC20 for ; Thu, 19 Jan 2023 08:00:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding: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=F6rkBamTRJ2YGFGe+C7H+93L+0VqPQvHhb1kLuqbzzs=; b=rGgCskEam2irrZf7vdBWEit9uc MQwYFqegpOS1ZtsNWJ7UKIQq7CA5Gp3REyShc2t2Wkz1XWZUOItrHHHO9MlikzdaEN01/m4tKzWXB Is6/5rDuQHAWsTI84/ovFMJ1+H5R7wiwxfhcYNHROIpX1UMmP+5MKFEE0hTlTkIPnMyBNoLHb12Bl RyDF4MKebGScd10yXB0pGNvpYXNre19Ti2iQ8eCA+sNiM56UacZy3Isb8dkYesPU4+jbS4hg1ZxPp L5jSzx3n3XcaJt0lsGigxqYP1bVGYwcaDD1BFXwVVeSJlKHSFUIsDC9+SLeh+EtK1DUnbl4KgJ8Hl KPnYJ98g==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:36206) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pIXL7-0004XI-5a; Thu, 19 Jan 2023 16:00:32 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1pIXL4-0000b5-RT; Thu, 19 Jan 2023 16:00:30 +0000 Date: Thu, 19 Jan 2023 16:00:30 +0000 From: "Russell King (Oracle)" To: Alexander Stein Cc: Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Olof Johansson , Shawn Guo , Li Yang , Marek Vasut , Marcel Ziswiler , soc@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 9/9] [DNI] ARM: multi_v7_defconfig: Enable CONFIG_ARM_LPAE for multi_v7_config Message-ID: References: <20230119144236.3541751-1-alexander.stein@ew.tq-group.com> <20230119144236.3541751-10-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230119144236.3541751-10-alexander.stein@ew.tq-group.com> Sender: Russell King (Oracle) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, Jan 19, 2023 at 03:42:36PM +0100, Alexander Stein wrote: > This is necessary to support PCIe on LS1021A. > > Signed-off-by: Alexander Stein > --- > arch/arm/configs/multi_v7_defconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig > index 441a449172368..f0757f05ec2c2 100644 > --- a/arch/arm/configs/multi_v7_defconfig > +++ b/arch/arm/configs/multi_v7_defconfig > @@ -105,6 +105,7 @@ CONFIG_ARCH_VEXPRESS=y > CONFIG_ARCH_VEXPRESS_TC2_PM=y > CONFIG_ARCH_WM8850=y > CONFIG_ARCH_ZYNQ=y > +CONFIG_ARM_LPAE=y > CONFIG_SMP=y > CONFIG_NR_CPUS=16 > CONFIG_ARM_APPENDED_DTB=y Enabling LPAE will break multi_v7 on CPUs that do not support LPAE, such as Cortex A9, rendering iMX6 platforms unbootable with this defconfig. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!