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: 1685891 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 5DA9ADFE75 for ; Thu, 1 Nov 2012 18:36:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762161Ab2KASgj (ORCPT ); Thu, 1 Nov 2012 14:36:39 -0400 Received: from svenfoo.org ([82.94.215.22]:55016 "EHLO mail.zonque.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762130Ab2KASgh (ORCPT ); Thu, 1 Nov 2012 14:36:37 -0400 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 Cc: devicetree-discuss@lists.ozlabs.org, robherring2@gmail.com, linux-omap@vger.kernel.org, jon-hunter@ti.com, x0148406@ti.com, tony@atomide.com, paul@pwsan.com, nsekhar@ti.com, Daniel Mack 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> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.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