From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756253Ab3ANIO2 (ORCPT ); Mon, 14 Jan 2013 03:14:28 -0500 Received: from tx2ehsobe004.messaging.microsoft.com ([65.55.88.14]:19458 "EHLO tx2outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755841Ab3ANIO1 (ORCPT ); Mon, 14 Jan 2013 03:14:27 -0500 X-Forefront-Antispam-Report: CIP:70.37.183.190;KIP:(null);UIP:(null);IPV:NLI;H:mail.freescale.net;RD:none;EFVD:NLI X-SpamScore: 3 X-BigFish: VS3(zzzz1ee6h1de0h1202h1e76h1d1ah1d2ah1082kzz8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h1354h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1155h) From: Huang Shijie To: CC: , , , , Huang Shijie Subject: [PATCH] mtd: gpmi: dump the BCH registers Date: Mon, 14 Jan 2013 15:19:29 +0800 Message-ID: <1358147969-31878-1-git-send-email-b32955@freescale.com> X-Mailer: git-send-email 1.7.0.4 MIME-Version: 1.0 Content-Type: text/plain X-OriginatorOrg: freescale.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dump the BCH registers in gpmi_dump_info(). Signed-off-by: Huang Shijie --- drivers/mtd/nand/gpmi-nand/bch-regs.h | 2 ++ drivers/mtd/nand/gpmi-nand/gpmi-lib.c | 5 +++++ 2 files changed, 7 insertions(+), 0 deletions(-) diff --git a/drivers/mtd/nand/gpmi-nand/bch-regs.h b/drivers/mtd/nand/gpmi-nand/bch-regs.h index a092451..d67bca5 100644 --- a/drivers/mtd/nand/gpmi-nand/bch-regs.h +++ b/drivers/mtd/nand/gpmi-nand/bch-regs.h @@ -103,4 +103,6 @@ ? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \ : ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \ ) + +#define HW_BCH_VERSION 0x00000160 #endif diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-lib.c b/drivers/mtd/nand/gpmi-nand/gpmi-lib.c index d84699c..01cc570 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-lib.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-lib.c @@ -208,6 +208,11 @@ void gpmi_dump_info(struct gpmi_nand_data *this) } /* start to print out the BCH info */ + pr_err("Show BCH registers :\n"); + for (i = 0; i <= HW_BCH_VERSION / 0x10 + 1; i++) { + reg = readl(r->bch_regs + i * 0x10); + pr_err("offset 0x%.3x : 0x%.8x\n", i * 0x10, reg); + } pr_err("BCH Geometry :\n"); pr_err("GF length : %u\n", geo->gf_len); pr_err("ECC Strength : %u\n", geo->ecc_strength); -- 1.7.0.4