From patchwork Fri Jan 25 12:23:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ezequiel Garcia X-Patchwork-Id: 2044821 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 61F3A3FDD1 for ; Fri, 25 Jan 2013 12:26:18 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TyiJs-0000v1-LG; Fri, 25 Jan 2013 12:23:44 +0000 Received: from mail.free-electrons.com ([94.23.35.102]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TyiJp-0000uB-OD; Fri, 25 Jan 2013 12:23:42 +0000 Received: by mail.free-electrons.com (Postfix, from userid 106) id 42AF95ED5; Fri, 25 Jan 2013 13:23:42 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT shortcircuit=ham autolearn=disabled version=3.3.2 Received: from localhost.localdomain (20.222.3.200.ros.express.com.ar [200.3.222.20]) by mail.free-electrons.com (Postfix) with ESMTPA id 01BF55ED4; Fri, 25 Jan 2013 13:23:37 +0100 (CET) From: Ezequiel Garcia To: Subject: [PATCH v3 1/3] mtd: omap-onenand: pass device_node in platform data Date: Fri, 25 Jan 2013 09:23:09 -0300 Message-Id: <1359116591-32730-1-git-send-email-ezequiel.garcia@free-electrons.com> X-Mailer: git-send-email 1.7.8.6 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130125_072341_879715_71C86D8B X-CRM114-Status: GOOD ( 11.46 ) X-Spam-Score: 0.4 (/) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- 3.0 KHOP_BIG_TO_CC Sent to 10+ recipients instaed of Bcc or a list -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: mark.rutland@arm.com, Javier Martinez Canillas , matthias.bgg@googlemail.com, Artem Bityutskiy , tony@atomide.com, devicetree-discuss@lists.ozlabs.org, zonque@gmail.com, grant.likely@secretlab.ca, Enric Balletbo Serra , linux-mtd@lists.infradead.org, jon-hunter@ti.com, Ezequiel Garcia , linux-arm-kernel@lists.infradead.org, b-cousson@ti.com 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 Pass an optional device_node pointer in the platform data, which in turn will be put into a mtd_part_parser_data. This way, code that sets up the platform devices can pass along the node from DT so that the partitions can be parsed. For non-DT boards, this change has no effect. Acked-by: Artem Bityutskiy Signed-off-by: Ezequiel Garcia --- drivers/mtd/onenand/omap2.c | 4 +++- include/linux/platform_data/mtd-onenand-omap2.h | 3 +++ 2 files changed, 6 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c index 065f3fe..eec2aed 100644 --- a/drivers/mtd/onenand/omap2.c +++ b/drivers/mtd/onenand/omap2.c @@ -637,6 +637,7 @@ static int omap2_onenand_probe(struct platform_device *pdev) struct onenand_chip *this; int r; struct resource *res; + struct mtd_part_parser_data ppdata = {}; pdata = pdev->dev.platform_data; if (pdata == NULL) { @@ -767,7 +768,8 @@ static int omap2_onenand_probe(struct platform_device *pdev) if ((r = onenand_scan(&c->mtd, 1)) < 0) goto err_release_regulator; - r = mtd_device_parse_register(&c->mtd, NULL, NULL, + ppdata.of_node = pdata->of_node; + r = mtd_device_parse_register(&c->mtd, NULL, &ppdata, pdata ? pdata->parts : NULL, pdata ? pdata->nr_parts : 0); if (r) diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h index 685af7e..e9a9fb1 100644 --- a/include/linux/platform_data/mtd-onenand-omap2.h +++ b/include/linux/platform_data/mtd-onenand-omap2.h @@ -29,5 +29,8 @@ struct omap_onenand_platform_data { u8 flags; u8 regulator_can_sleep; u8 skip_initial_unlocking; + + /* for passing the partitions */ + struct device_node *of_node; }; #endif