From patchwork Mon Dec 7 22:02:15 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Benard X-Patchwork-Id: 40547 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 4A4E8B7063 for ; Tue, 8 Dec 2009 09:04:39 +1100 (EST) Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.69 #1 (Red Hat Linux)) id 1NHlf2-0007aB-PZ; Mon, 07 Dec 2009 22:02:28 +0000 Received: from smtp5-g21.free.fr ([212.27.42.5]) by bombadil.infradead.org with esmtp (Exim 4.69 #1 (Red Hat Linux)) id 1NHlew-0007Yf-7O for linux-mtd@lists.infradead.org; Mon, 07 Dec 2009 22:02:27 +0000 Received: from smtp5-g21.free.fr (localhost [127.0.0.1]) by smtp5-g21.free.fr (Postfix) with ESMTP id 916F2D480D4; Mon, 7 Dec 2009 23:02:17 +0100 (CET) Received: from [192.168.1.15] (tal33-2-82-228-175-43.fbx.proxad.net [82.228.175.43]) by smtp5-g21.free.fr (Postfix) with ESMTP id 9BFA8D48076; Mon, 7 Dec 2009 23:02:15 +0100 (CET) Message-ID: <4B1D7B67.5010900@eukrea.com> Date: Mon, 07 Dec 2009 23:02:15 +0100 From: =?ISO-8859-1?Q?Eric_B=E9nard?= User-Agent: Thunderbird 2.0.0.23 (X11/20090817) MIME-Version: 1.0 To: linux-mtd@lists.infradead.org Subject: [PATCH] mxc_nand : add RESET command support References: <1256134406-25251-1-git-send-email-s.hauer@pengutronix.de> <1257925792.21596.858.camel@localhost> <20091112073630.GV30179@pengutronix.de> <1258101131.21596.1189.camel@localhost> <1259580031.19465.378.camel@macbook.infradead.org> <20091130122903.GO27548@pengutronix.de> <4B1A394F.3060904@eukrea.com> In-Reply-To: <4B1A394F.3060904@eukrea.com> X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20091207_170222_826821_BEF68A24 X-CRM114-Status: UNSURE ( 7.57 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.2.5 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- _SUMMARY_ Cc: Sascha Hauer X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-mtd-bounces@lists.infradead.org Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org mxc_nand driver must support the RESET Command in order to support Micron NAND which need a reset before any other command. Signed-off-by: Eric Benard diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index d5445cd..0207525 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -638,6 +638,7 @@ static void mxc_nand_command(struct mtd_info *mtd, unsigned command case NAND_CMD_ERASE1: case NAND_CMD_ERASE2: + case NAND_CMD_RESET: send_cmd(host, command, false); mxc_do_addr_cycle(mtd, column, page_addr);