Received: by 2002:a17:90a:1609:0:0:0:0 with SMTP id n9csp846691pja; Wed, 1 Apr 2020 09:45:37 -0700 (PDT) X-Google-Smtp-Source: APiQypJAU+mUgkz7pq+4z7YGcREEeeG13NwhY/chs3aP2i8ikxNZyiV6k5B8NWDT2mSeDsXLEE+M X-Received: by 2002:a05:6808:b30:: with SMTP id t16mr3420336oij.66.1585759537729; Wed, 01 Apr 2020 09:45:37 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1585759537; cv=none; d=google.com; s=arc-20160816; b=TWdVPGFKUlTQjx9cQzqlgRAgJ5ds9LhfGqH9GVBuOTEUUjByNvG3T9MkfmQ2mHAeOQ oj0KszTQe+roc+wqGkuexeiI9gynaLN1Uyni6+O4GzGq7yI458YXKL/ku6XEXkOKEkOu +KkUwkhB1oA55lzeWfNg75rZ05qlPMoXqgrAIS+Hl0DEbsj5S4K0dFpaSGQJU8E02SlM g62MMhaUOezNt+Hy0VgbdfQlfbbdSNiVEXnq6fd/h5L5g6ojiBi4QLc5l7KDD5HPLv0F y7nKuMuR+JffgeaetAJ1icLrquvXlCADmsgnURNZEA2ls9Kfsjv0azPWqKibOlRd1x1u wguA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=3mGeDZHuPOvgv2ZJPyrpFoubLNtG+Z2axWEtfOeTwhQ=; b=CdUQ6+VfpojU8sc5A4Xp4DRDGoMnhYox5za6vwYacYAy0mZTGKCCYLwmqEHZjh728M iqpXKSoW9KsCciIumKoxlgGgSQuPxbFh0HjUSF8aglbKl0E6SQLUeYA7+7bXKNydqiU2 D+jVcfWc8u8WvLgYlPb5nmvZ0c+xVGWPxV+NeflNc2NTRSyQDGkqryDUNoso99NvaP0x 733T7zVeaOrbxbtXlORME5FfqZc6SEuMB83LwYTLqQWVApvpZOXga0HrlpMooTAU+sSP CcSXauuoEa34L3woSgPFLK3jgjN0AhXZjDfIJHg8MjAKWqf09UkKFaMTlrc4eqVk0KpY Loew== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=mDwfyZOC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 18si1079148oin.182.2020.04.01.09.45.24; Wed, 01 Apr 2020 09:45:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=mDwfyZOC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389333AbgDAQoi (ORCPT + 99 others); Wed, 1 Apr 2020 12:44:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:45666 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388617AbgDAQoh (ORCPT ); Wed, 1 Apr 2020 12:44:37 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 03CB22063A; Wed, 1 Apr 2020 16:44:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585759476; bh=tlBCLzB8KqqSYZkd4B/QOZWltHSyIudbX/rrs3U1giY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mDwfyZOCaOVOVlNDPcQqk0D9JY4c8Nd1LcMcJiCEQ0qesunrySGBxdC3M0zp1g9+8 vIdENOBqZh7CHepejOqOHLo9c9DnOHqrP0SRESwpoDHTY+Ea29FdLBvHfGRFL1tuM2 xyY22BDSNUYhL8d+Chvl28joqzewUGhWlW9kR0Go= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, stable@kernel.org, Roger Quadros , Tony Lindgren Subject: [PATCH 4.14 092/148] ARM: dts: omap5: Add bus_dma_limit for L3 bus Date: Wed, 1 Apr 2020 18:18:04 +0200 Message-Id: <20200401161601.814782206@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200401161552.245876366@linuxfoundation.org> References: <20200401161552.245876366@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Roger Quadros commit dfa7ea303f56a3a8b1ed3b91ef35af2da67ca4ee upstream. The L3 interconnect's memory map is from 0x0 to 0xffffffff. Out of this, System memory (SDRAM) can be accessed from 0x80000000 to 0xffffffff (2GB) OMAP5 does support 4GB of SDRAM but upper 2GB can only be accessed by the MPU subsystem. Add the dma-ranges property to reflect the physical address limit of the L3 bus. Cc: stable@kernel.org Signed-off-by: Roger Quadros Signed-off-by: Tony Lindgren Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/omap5.dtsi | 1 + 1 file changed, 1 insertion(+) --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -131,6 +131,7 @@ #address-cells = <1>; #size-cells = <1>; ranges = <0 0 0 0xc0000000>; + dma-ranges = <0x80000000 0x0 0x80000000 0x80000000>; ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3"; reg = <0 0x44000000 0 0x2000>, <0 0x44800000 0 0x3000>,