From patchwork Thu Nov 1 21:57:01 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jamie Lentin X-Patchwork-Id: 1686591 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id D18C83FCDF for ; Thu, 1 Nov 2012 21:58:53 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TU2kp-0002z1-8H; Thu, 01 Nov 2012 21:56:47 +0000 Received: from marmot.wormnet.eu ([2a03:9800:10:2d:3203:b3a5:8bdc:5b68]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TU2kl-0002yk-EF for linux-arm-kernel@lists.infradead.org; Thu, 01 Nov 2012 21:56:44 +0000 Received: from mijo.vandergast.wormnet.eu ([80.229.158.163] helo=bunsen.vandergast.wormnet.eu) by marmot.wormnet.eu with esmtpa (Exim 4.80) (envelope-from ) id 1TU2kf-0000MF-Nj; Thu, 01 Nov 2012 21:56:37 +0000 From: Jamie Lentin To: Andrew Lunn Subject: [PATCH V2] ARM: kirkwood: Increase NAND chip-delay for DNS-32[05] Date: Thu, 1 Nov 2012 21:57:01 +0000 Message-Id: <1351807021-17478-1-git-send-email-jm@lentin.co.uk> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <20121030060226.GA14093@lunn.ch> References: <20121030060226.GA14093@lunn.ch> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121101_175643_655346_6E8A6521 X-CRM114-Status: UNSURE ( 8.27 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux ARM , Jamie Lentin , Jason Cooper , Arnd Bergmann X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The default chip-delay of 25us is a bit too tight for some DNS-320's, and D-Link seem to specify 30us in their kernels for both devices. Increase to 35us to make sure the NAND is stable. Signed-off-by: Jamie Lentin Acked-by: Andrew Lunn --- arch/arm/boot/dts/kirkwood-dnskw.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi index e0e4397..0360361 100644 --- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi +++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi @@ -48,6 +48,7 @@ nand@3000000 { status = "okay"; + chip-delay = <35>; partition@0 { label = "u-boot";