Message ID | 61f6a1b7ad0adc57a0e201b9680bc2e5f214a317.1410035142.git.arno@natisbad.org |
---|---|
State | Not Applicable |
Headers | show
Return-Path: <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2001:1868:205::9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 6097A1400B7 for <incoming@patchwork.ozlabs.org>; Sun, 7 Sep 2014 06:49:56 +1000 (EST) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XQMum-0001VP-7x; Sat, 06 Sep 2014 20:48:56 +0000 Received: from 36.223.133.77.rev.sfr.net ([77.133.223.36] helo=smtp.natisbad.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1XQMud-0001HN-4E; Sat, 06 Sep 2014 20:48:48 +0000 Received: by smtp.natisbad.org (Postfix, from userid 109) id 7AACD170261B; Sat, 6 Sep 2014 22:48:00 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=natisbad.org; s=mail; t=1410036481; bh=brwH8c995vIxz5Nqi/WhdcpdHvO1PZEM1KNMH2wnJqQ=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=vwaQjeNKxuUhqT3AzuBFGgJNaQvcpf/lTzN8p5zPu7eL+YQOJmgT0KUn8KGf7uIkY Ylxa+Xd/BuA4JBjipjkfzrxlFNuO5Jy3TTYKdb20tFpP8Kl8qwuzHqUnm/he6XJC5p wPsTOPB+9PdJ8GEYzCtVkhOm5a5tt7nCoPOZ12OQ= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on humble X-Spam-Level: X-Spam-Status: No, score=-2.9 required=3.0 tests=ALL_TRUSTED,BAYES_00, T_DKIM_INVALID autolearn=unavailable autolearn_force=no version=3.4.0 Received: from small (localhost [IPv6:::1]) by smtp.natisbad.org (Postfix) with ESMTP id 1DAA917001E2; Sat, 6 Sep 2014 22:47:50 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=natisbad.org; s=mail; t=1410036470; bh=brwH8c995vIxz5Nqi/WhdcpdHvO1PZEM1KNMH2wnJqQ=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=1us91j/fRKZs73FpLd82f09xDeQpSxrnAPODLr79CDFc/YlrWfIp5x0oo8MX28Sce uaNNznBXA/XsBqK+QVn/kk0CPMlaonhdkA0TjvnktKVWv9pZeufHUCk10GBtlvj4/0 XF3veuLrEALfA9e/mCSmzFKqgq+e5gPAUlbCUQt8= X-Hashcash: 1:20:140906:ezequiel.garcia@free-electrons.com::LIUUebFKp1WHgEFu:0000000000000000000000000000XQY X-Hashcash: 1:20:140906:computersforpeace@gmail.com::EL7v7y1SQI8Qm9y/:000000000000000000000000000000000046p2 X-Hashcash: 1:20:140906:linux@arm.linux.org.uk::TYwMCTbEZCEWi2eR:0000000000000000000000000000000000000000D06 X-Hashcash: 1:20:140906:jason@lakedaemon.net::Yu0hzTOsCYGiFr+q:0000000000000000000000000000000000000000015i5 X-Hashcash: 1:20:140906:klightspeed@killerwolves.net::azlAwdlC08rP7b6d:00000000000000000000000000000000018Zl X-Hashcash: 1:20:140906:linux-arm-kernel@lists.infradead.org::kvQvg2s1JV1/+zMv:00000000000000000000000004Tv4 X-Hashcash: 1:20:140906:linux-mtd@lists.infradead.org::9SYlayLgmvp5OElQ:000000000000000000000000000000000C8S X-Hashcash: 1:20:140906:thomas.petazzoni@free-electrons.com::rQuZIdybNY4p0xfR:000000000000000000000000001mWP X-Hashcash: 1:20:140906:gregory.clement@free-electrons.com::ycWtRtWzGkuT7cik:0000000000000000000000000007jSG X-Hashcash: 1:20:140906:devicetree@vger.kernel.org::mP12o1zLHk5Bxfhh:000000000000000000000000000000000001fZn From: Arnaud Ebalard <arno@natisbad.org> To: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>, Brian Norris <computersforpeace@gmail.com>, Russell King <linux@arm.linux.org.uk>, Jason Cooper <jason@lakedaemon.net> Subject: [PATCH 2/2] ARM: mvebu: Netgear RN2120: Use Hardware BCH ECC In-Reply-To: <cover.1410035142.git.arno@natisbad.org> References: <cover.1410035142.git.arno@natisbad.org> Message-Id: <61f6a1b7ad0adc57a0e201b9680bc2e5f214a317.1410035142.git.arno@natisbad.org> Date: Sat, 06 Sep 2014 22:49:38 +0200 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140906_134847_885044_0934D845 X-CRM114-Status: GOOD ( 11.20 ) X-Spam-Score: 1.5 (+) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (1.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- 1.3 RCVD_IN_RP_RNBL RBL: Relay in RNBL, https://senderscore.org/blacklistlookup/ [77.133.223.36 listed in bl.score.senderscore.com] 0.0 TVD_RCVD_IP Message was received from an IP address -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.4 RDNS_DYNAMIC Delivered to internal network by host with dynamic-looking rDNS Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>, devicetree@vger.kernel.org, Ben Peddell <klightspeed@killerwolves.net>, linux-mtd@lists.infradead.org, Gregory Clement <gregory.clement@free-electrons.com>, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Linux MTD discussion mailing list <linux-mtd.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-mtd>, <mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-mtd/> List-Post: <mailto:linux-mtd@lists.infradead.org> List-Help: <mailto:linux-mtd-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>, <mailto:linux-mtd-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" <linux-mtd-bounces@lists.infradead.org> Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org |
diff --git a/arch/arm/boot/dts/armada-xp-netgear-rn2120.dts b/arch/arm/boot/dts/armada-xp-netgear-rn2120.dts index 0cf999abc4ed..c5ed85a70ed9 100644 --- a/arch/arm/boot/dts/armada-xp-netgear-rn2120.dts +++ b/arch/arm/boot/dts/armada-xp-netgear-rn2120.dts @@ -223,6 +223,10 @@ marvell,nand-enable-arbiter; nand-on-flash-bbt; + /* Use Hardware BCH ECC */ + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + partition@0 { label = "u-boot"; reg = <0x0000000 0x180000>; /* 1.5MB */
The bootloader on the Netgear ReadyNAS RN2120 uses Hardware BCH ECC (strength = 4), while the pxa3xx NAND driver by default uses Hamming ECC (strength = 1). This patch changes the ECC mode on these machines to match that of the bootloader and of the stock firmware. That way, it is now possible to update the kernel from userland (e.g. using standard tools from mtd-utils package); u-boot will happily load and boot it. The issue was initially reported and fixed by Ben Pedell for RN102. The RN2120 shares the same Hynix H27U1G8F2BTR NAND flash and setup. This patch is based on Ben's fix for RN102. Fixes: ad51eddd95ad ("ARM: mvebu: Enable NAND controller in ReadyNAS 2120 .dts file") Depends-on: 5b3e507820c6 ("mtd: nand: pxa3xx: Use ECC strength and step size devicetree binding") Signed-off-by: Arnaud Ebalard <arno@natisbad.org> --- arch/arm/boot/dts/armada-xp-netgear-rn2120.dts | 4 ++++ 1 file changed, 4 insertions(+)