From patchwork Thu Nov 1 18:36:07 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Mack X-Patchwork-Id: 1685951 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id CB80DDFE75 for ; Thu, 1 Nov 2012 18:39:29 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TTzdg-00057a-Sl; Thu, 01 Nov 2012 18:37:13 +0000 Received: from svenfoo.org ([82.94.215.22] helo=mail.zonque.de) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TTzd9-0004uR-Sj for linux-arm-kernel@lists.infradead.org; Thu, 01 Nov 2012 18:36:42 +0000 Received: from localhost (localhost [127.0.0.1]) by mail.zonque.de (Postfix) with ESMTP id C0B18C01C1; Thu, 1 Nov 2012 19:36:34 +0100 (CET) Received: from mail.zonque.de ([127.0.0.1]) by localhost (rambrand.bugwerft.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id HI_dqP79KKtv; Thu, 1 Nov 2012 19:36:34 +0100 (CET) Received: from tamtam.taperay.com (i59F70623.versanet.de [89.247.6.35]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.zonque.de (Postfix) with ESMTPSA id 2AE5FC00D0; Thu, 1 Nov 2012 19:36:34 +0100 (CET) From: Daniel Mack To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 1/4] mtd: omap-nand: pass device_node in platform data Date: Thu, 1 Nov 2012 19:36:07 +0100 Message-Id: <1351794970-14675-2-git-send-email-zonque@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1351794970-14675-1-git-send-email-zonque@gmail.com> References: <1351794970-14675-1-git-send-email-zonque@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121101_143640_102546_5025AF20 X-CRM114-Status: GOOD ( 14.44 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (zonque[at]gmail.com) 0.0 DKIM_ADSP_CUSTOM_MED No valid author signature, adsp_override is CUSTOM_MED 0.8 SPF_NEUTRAL SPF: sender does not match SPF record (neutral) -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.9 NML_ADSP_CUSTOM_MED ADSP custom_med hit, and not from a mailing list Cc: paul@pwsan.com, x0148406@ti.com, devicetree-discuss@lists.ozlabs.org, nsekhar@ti.com, Daniel Mack , tony@atomide.com, jon-hunter@ti.com, linux-omap@vger.kernel.org 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. Signed-off-by: Daniel Mack --- drivers/mtd/nand/omap2.c | 4 +++- include/linux/platform_data/mtd-nand-omap2.h | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c index 3282b15..a733f15 100644 --- a/drivers/mtd/nand/omap2.c +++ b/drivers/mtd/nand/omap2.c @@ -1331,6 +1331,7 @@ static int __devinit omap_nand_probe(struct platform_device *pdev) dma_cap_mask_t mask; unsigned sig; struct resource *res; + struct mtd_part_parser_data ppdata = {}; pdata = pdev->dev.platform_data; if (pdata == NULL) { @@ -1556,7 +1557,8 @@ static int __devinit omap_nand_probe(struct platform_device *pdev) goto out_release_mem_region; } - mtd_device_parse_register(&info->mtd, NULL, NULL, pdata->parts, + ppdata.of_node = pdata->of_node; + mtd_device_parse_register(&info->mtd, NULL, &ppdata, pdata->parts, pdata->nr_parts); platform_set_drvdata(pdev, &info->mtd); diff --git a/include/linux/platform_data/mtd-nand-omap2.h b/include/linux/platform_data/mtd-nand-omap2.h index 24d32ca..5217d6e 100644 --- a/include/linux/platform_data/mtd-nand-omap2.h +++ b/include/linux/platform_data/mtd-nand-omap2.h @@ -60,6 +60,8 @@ struct omap_nand_platform_data { int devsize; enum omap_ecc ecc_opt; struct gpmc_nand_regs reg; + /* for passing the partitions */ + struct device_node *of_node; }; #endif