Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759365AbcDMOsa (ORCPT ); Wed, 13 Apr 2016 10:48:30 -0400 Received: from mail-qk0-f177.google.com ([209.85.220.177]:35815 "EHLO mail-qk0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752913AbcDMOs1 (ORCPT ); Wed, 13 Apr 2016 10:48:27 -0400 Date: Wed, 13 Apr 2016 11:48:22 -0300 From: Ezequiel Garcia To: Boris Brezillon Cc: Roger Quadros , Tony Lindgren , Wenyou Yang , Josh Wu , Richard Weinberger , linux-mtd@lists.infradead.org, David Woodhouse , Brian Norris , Kamal Dasu , Han Xu , Ezequiel Garcia , Stefan Agner , linux-omap@vger.kernel.org, Nicolas Ferre , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Thomas Petazzoni , Gregory CLEMENT , Jason Cooper , Sebastian Hesselbarth , Andrew Lunn , Daniel Mack , Haojian Zhuang , Robert Jarzmik , bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Maxime Ripard , Chen-Yu Tsai , linux-sunxi@googlegroups.com, Zhou Wang , Alex Smith , Harvey Hunt Subject: Re: [PATCH 10/12] mtd: nand: pxa3xx: rely on generic DT parsing done in nand_scan_ident() Message-ID: <20160413144822.GA1065@laptop.cereza> References: <1459515272-31011-1-git-send-email-boris.brezillon@free-electrons.com> <1459515272-31011-11-git-send-email-boris.brezillon@free-electrons.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1459515272-31011-11-git-send-email-boris.brezillon@free-electrons.com> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2966 Lines: 94 On 01 Apr 02:54 PM, Boris Brezillon wrote: > The core now takes care of parsing generic DT properties in > nand_scan_ident() when nand_set_flash_node() has been called. > Rely on this initialization instead of calling of_get_nand_xxx() > manually. > > Signed-off-by: Boris Brezillon Acked-by: Ezequiel Garcia Thanks, > --- > drivers/mtd/nand/pxa3xx_nand.c | 28 +++++++++++----------------- > 1 file changed, 11 insertions(+), 17 deletions(-) > > diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c > index d650885..38d26ab 100644 > --- a/drivers/mtd/nand/pxa3xx_nand.c > +++ b/drivers/mtd/nand/pxa3xx_nand.c > @@ -29,7 +29,6 @@ > #include > #include > #include > -#include > #include > > #define CHIP_DELAY_TIMEOUT msecs_to_jiffies(200) > @@ -1651,6 +1650,12 @@ static int pxa3xx_nand_scan(struct mtd_info *mtd) > if (info->variant == PXA3XX_NAND_VARIANT_ARMADA370) > nand_writel(info, NDECCCTRL, 0x0); > > + if (pdata->flash_bbt) > + chip->bbt_options |= NAND_BBT_USE_FLASH; > + > + chip->ecc.strength = pdata->ecc_strength; > + chip->ecc.size = pdata->ecc_step_size; > + > if (nand_scan_ident(mtd, 1, NULL)) > return -ENODEV; > > @@ -1663,13 +1668,12 @@ static int pxa3xx_nand_scan(struct mtd_info *mtd) > } > } > > - if (pdata->flash_bbt) { > + if (chip->bbt_options & NAND_BBT_USE_FLASH) { > /* > * We'll use a bad block table stored in-flash and don't > * allow writing the bad block marker to the flash. > */ > - chip->bbt_options |= NAND_BBT_USE_FLASH | > - NAND_BBT_NO_OOB_BBM; > + chip->bbt_options |= NAND_BBT_NO_OOB_BBM; > chip->bbt_td = &bbt_main_descr; > chip->bbt_md = &bbt_mirror_descr; > } > @@ -1689,10 +1693,9 @@ static int pxa3xx_nand_scan(struct mtd_info *mtd) > } > } > > - if (pdata->ecc_strength && pdata->ecc_step_size) { > - ecc_strength = pdata->ecc_strength; > - ecc_step = pdata->ecc_step_size; > - } else { > + ecc_strength = chip->ecc.strength; > + ecc_step = chip->ecc.size; > + if (!ecc_strength || !ecc_step) { > ecc_strength = chip->ecc_strength_ds; > ecc_step = chip->ecc_step_ds; > } > @@ -1903,15 +1906,6 @@ static int pxa3xx_nand_probe_dt(struct platform_device *pdev) > if (of_get_property(np, "marvell,nand-keep-config", NULL)) > pdata->keep_config = 1; > of_property_read_u32(np, "num-cs", &pdata->num_cs); > - pdata->flash_bbt = of_get_nand_on_flash_bbt(np); > - > - pdata->ecc_strength = of_get_nand_ecc_strength(np); > - if (pdata->ecc_strength < 0) > - pdata->ecc_strength = 0; > - > - pdata->ecc_step_size = of_get_nand_ecc_step_size(np); > - if (pdata->ecc_step_size < 0) > - pdata->ecc_step_size = 0; > > pdev->dev.platform_data = pdata; > > -- > 2.5.0 > -- Ezequiel Garcia, VanguardiaSur www.vanguardiasur.com.ar