From patchwork Wed Oct 9 10:12:01 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rajendra Nayak X-Patchwork-Id: 3008101 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3B1F29F243 for ; Wed, 9 Oct 2013 10:15:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AED0020160 for ; Wed, 9 Oct 2013 10:15:37 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6673F2012D for ; Wed, 9 Oct 2013 10:15:36 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTqm6-0006hm-1b; Wed, 09 Oct 2013 10:13:50 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTqla-0006PA-H1; Wed, 09 Oct 2013 10:13:18 +0000 Received: from comal.ext.ti.com ([198.47.26.152]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VTqky-0006Iz-Q6 for linux-arm-kernel@lists.infradead.org; Wed, 09 Oct 2013 10:12:41 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id r99ACLYS012117; Wed, 9 Oct 2013 05:12:21 -0500 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id r99ACLr5006582; Wed, 9 Oct 2013 05:12:21 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Wed, 9 Oct 2013 05:12:21 -0500 Received: from ula0131687.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id r99AC4aB030296; Wed, 9 Oct 2013 05:12:19 -0500 From: Rajendra Nayak To: , , Subject: [PATCH v2 5/5] ARM: dts: AM335x-evmsk: Do not reset gpio0 Date: Wed, 9 Oct 2013 15:42:01 +0530 Message-ID: <1381313521-10422-6-git-send-email-rnayak@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1381313521-10422-1-git-send-email-rnayak@ti.com> References: <1381313521-10422-1-git-send-email-rnayak@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131009_061240_993828_83E85D56 X-CRM114-Status: UNSURE ( 7.63 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.1 (-------) Cc: devicetree@vger.kernel.org, linux-omap@vger.kernel.org, Rajendra Nayak , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Do not reset GPIO0 at boot-up because GPIO0 is used on AM335x EVM-SK to control VTT regulators on DDR3. Without this EVM-SK boards fail to boot-up because of DDR3 corruption. Signed-off-by: Rajendra Nayak --- arch/arm/boot/dts/am335x-evmsk.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 4f339fa..0e44d29 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -419,3 +419,7 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii-txid"; }; + +&gpio0 { + ti,no-reset-on-init; +};