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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 8824AC4332B for ; Mon, 28 Dec 2020 13:13:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 57D8A22B37 for ; Mon, 28 Dec 2020 13:13:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732333AbgL1NNy (ORCPT ); Mon, 28 Dec 2020 08:13:54 -0500 Received: from mail.kernel.org ([198.145.29.99]:41930 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732315AbgL1NNt (ORCPT ); Mon, 28 Dec 2020 08:13:49 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7523120776; Mon, 28 Dec 2020 13:13:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609161189; bh=E5KaS4Hoa52hXqI/4RI+ExeS0aDhKRCmCEwd5G0LEJc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CGmqGXfk3RSesB16OapfKkWesWX91SDgq8fRSY0WF2IStzmm7b4S5nWz/d75QKmIC g4jWi2fJ1d6acFl0soRxWnPM3YRK21AEq7RoTPUFfQ0RihvqFkX+lsDcUjdr4tlGTV bjfVDKML6c6gNl76f4c5a9EOOFHMTfKdBlZxyUv0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Claudiu Beznea , Alexandre Belloni , Nicolas Ferre , Sasha Levin Subject: [PATCH 4.14 131/242] ARM: dts: at91: sama5d2: map securam as device Date: Mon, 28 Dec 2020 13:48:56 +0100 Message-Id: <20201228124911.151012157@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201228124904.654293249@linuxfoundation.org> References: <20201228124904.654293249@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Claudiu Beznea [ Upstream commit 9b5dcc8d427e2bcb84c49eb03ffefe11e7537a55 ] Due to strobe signal not being propagated from CPU to securam the securam needs to be mapped as device or strongly ordered memory to work properly. Otherwise, updating to one offset may affect the adjacent locations in securam. Fixes: d4ce5f44d4409 ("ARM: dts: at91: sama5d2: Add securam node") Signed-off-by: Claudiu Beznea Signed-off-by: Alexandre Belloni Acked-by: Nicolas Ferre Link: https://lore.kernel.org/r/1606903025-14197-3-git-send-email-claudiu.beznea@microchip.com Signed-off-by: Sasha Levin --- arch/arm/boot/dts/sama5d2.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi index a8e4b89097d9c..8a09c2eab0f97 100644 --- a/arch/arm/boot/dts/sama5d2.dtsi +++ b/arch/arm/boot/dts/sama5d2.dtsi @@ -1243,6 +1243,7 @@ clocks = <&securam_clk>; #address-cells = <1>; #size-cells = <1>; + no-memory-wc; ranges = <0 0xf8044000 0x1420>; }; -- 2.27.0