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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 361B7C433E0 for ; Fri, 26 Feb 2021 14:07:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D5F8664F04 for ; Fri, 26 Feb 2021 14:07:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230045AbhBZOHB (ORCPT ); Fri, 26 Feb 2021 09:07:01 -0500 Received: from mx2.suse.de ([195.135.220.15]:54904 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230071AbhBZOEr (ORCPT ); Fri, 26 Feb 2021 09:04:47 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 782A7AD57; Fri, 26 Feb 2021 14:03:20 +0000 (UTC) From: Nicolas Saenz Julienne To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: f.fainelli@gmail.com, robh+dt@kernel.org, robin.murphy@arm.com, ardb@kernel.org, hch@infradead.org, narmstrong@baylibre.com, dwmw2@infradead.org, linux@armlinux.org.uk, catalin.marinas@arm.com, arnd@arndb.de, will@kernel.org, Nicolas Saenz Julienne Subject: [RFC 07/13] arm64: Mark ARCH_MVEBU as needing broken 64bit MMIO support Date: Fri, 26 Feb 2021 15:02:59 +0100 Message-Id: <20210226140305.26356-8-nsaenzjulienne@suse.de> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210226140305.26356-1-nsaenzjulienne@suse.de> References: <20210226140305.26356-1-nsaenzjulienne@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The bus AP806's IOMMU sits on can't handle 64bit MMIO accesses[1]. So select 'ARCH_HAS_64BIT_MMIO_BROKEN' for the platform. Signed-off-by: Nicolas Saenz Julienne [1] See Armada-AP806 erratum #582743 --- arch/arm64/Kconfig.platforms | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms index cdfd5fed457f..04a97cf486c5 100644 --- a/arch/arm64/Kconfig.platforms +++ b/arch/arm64/Kconfig.platforms @@ -175,6 +175,7 @@ config ARCH_MESON config ARCH_MVEBU bool "Marvell EBU SoC Family" + select ARCH_HAS_64BIT_MMIO_BROKEN select ARMADA_AP806_SYSCON select ARMADA_CP110_SYSCON select ARMADA_37XX_CLK -- 2.30.1