X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fmtd%2Fnand%2Fmxc_nand.c;h=f12b07e7adc720e9537be24e18d82bd22993b0cf;hb=0abdd9d01ac6ca58d8c5765bdaf4283949fdcd76;hp=eeba521942b78e76e0887e7648c8681b9019172b;hpb=18122019972ca639ee3b581257e3a63ff7c8efeb;p=u-boot

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index eeba521942..f12b07e7ad 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -3,19 +3,7 @@
  * Copyright 2008 Sascha Hauer, kernel@pengutronix.de
  * Copyright 2009 Ilya Yanok, <yanok@emcraft.com>
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA 02110-1301, USA.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -396,7 +384,7 @@ static void mxc_nand_enable_hwecc(struct mtd_info *mtd, int mode)
 #if defined(MXC_NFC_V2_1) || defined(MXC_NFC_V3_2)
 static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd,
 				      struct nand_chip *chip,
-				      int page, int sndcmd)
+				      int page)
 {
 	struct mxc_nand_host *host = chip->priv;
 	uint8_t *buf = chip->oob_poi;
@@ -450,6 +438,7 @@ static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd,
 static int mxc_nand_read_page_raw_syndrome(struct mtd_info *mtd,
 					   struct nand_chip *chip,
 					   uint8_t *buf,
+					   int oob_required,
 					   int page)
 {
 	struct mxc_nand_host *host = chip->priv;
@@ -494,6 +483,7 @@ static int mxc_nand_read_page_raw_syndrome(struct mtd_info *mtd,
 static int mxc_nand_read_page_syndrome(struct mtd_info *mtd,
 				       struct nand_chip *chip,
 				       uint8_t *buf,
+				       int oob_required,
 				       int page)
 {
 	struct mxc_nand_host *host = chip->priv;
@@ -583,9 +573,10 @@ static int mxc_nand_write_oob_syndrome(struct mtd_info *mtd,
 	return status & NAND_STATUS_FAIL ? -EIO : 0;
 }
 
-static void mxc_nand_write_page_raw_syndrome(struct mtd_info *mtd,
+static int mxc_nand_write_page_raw_syndrome(struct mtd_info *mtd,
 					     struct nand_chip *chip,
-					     const uint8_t *buf)
+					     const uint8_t *buf,
+					     int oob_required)
 {
 	struct mxc_nand_host *host = chip->priv;
 	int eccsize = chip->ecc.size;
@@ -619,11 +610,13 @@ static void mxc_nand_write_page_raw_syndrome(struct mtd_info *mtd,
 	size = mtd->oobsize - (oob - chip->oob_poi);
 	if (size)
 		chip->write_buf(mtd, oob, size);
+	return 0;
 }
 
-static void mxc_nand_write_page_syndrome(struct mtd_info *mtd,
+static int mxc_nand_write_page_syndrome(struct mtd_info *mtd,
 					 struct nand_chip *chip,
-					 const uint8_t *buf)
+					 const uint8_t *buf,
+					 int oob_required)
 {
 	struct mxc_nand_host *host = chip->priv;
 	int i, n, eccsize = chip->ecc.size;
@@ -662,6 +655,7 @@ static void mxc_nand_write_page_syndrome(struct mtd_info *mtd,
 	i = mtd->oobsize - (oob - chip->oob_poi);
 	if (i)
 		chip->write_buf(mtd, oob, i);
+	return 0;
 }
 
 static int mxc_nand_correct_data(struct mtd_info *mtd, u_char *dat,
@@ -955,30 +949,6 @@ static void mxc_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len)
 	host->col_addr = col;
 }
 
-/*
- * Used by the upper layer to verify the data in NAND Flash
- * with the data in the buf.
- */
-static int mxc_nand_verify_buf(struct mtd_info *mtd,
-				const u_char *buf, int len)
-{
-	u_char tmp[256];
-	uint bsize;
-
-	while (len) {
-		bsize = min(len, 256);
-		mxc_nand_read_buf(mtd, tmp, bsize);
-
-		if (memcmp(buf, tmp, bsize))
-			return 1;
-
-		buf += bsize;
-		len -= bsize;
-	}
-
-	return 0;
-}
-
 /*
  * This function is used by upper layer for select and
  * deselect of the NAND chip
@@ -1188,7 +1158,7 @@ int board_nand_init(struct nand_chip *this)
 #endif
 
 #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT
-	this->options |= NAND_USE_FLASH_BBT;
+	this->bbt_options |= NAND_BBT_USE_FLASH;
 	this->bbt_td = &bbt_main_descr;
 	this->bbt_md = &bbt_mirror_descr;
 #endif
@@ -1209,7 +1179,6 @@ int board_nand_init(struct nand_chip *this)
 	this->read_word = mxc_nand_read_word;
 	this->write_buf = mxc_nand_write_buf;
 	this->read_buf = mxc_nand_read_buf;
-	this->verify_buf = mxc_nand_verify_buf;
 
 	host->regs = (struct mxc_nand_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
 #ifdef MXC_NFC_V3_2
@@ -1236,6 +1205,11 @@ int board_nand_init(struct nand_chip *this)
 		this->ecc.mode = NAND_ECC_HW;
 	}
 
+	if (is_mxc_nfc_1())
+		this->ecc.strength = 1;
+	else
+		this->ecc.strength = 4;
+
 	host->pagesize_2k = 0;
 
 	this->ecc.size = 512;