Merge branch 'master' of git://git.denx.de/u-boot-spi

[u-boot] / drivers / mtd / nand / mxc_nand.c

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index db72cdc7b963837d7fbfeec2e23cfb2e08a7804e..ed0ca3aca85ae65546a3b6eaee84ae7b3d3e4c7a 100644 (file)
--- 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>
@@ -26,19 +14,17 @@
        defined(CONFIG_MX51) || defined(CONFIG_MX53)
 #include <asm/arch/imx-regs.h>
 #endif
-#include <fsl_nfc.h>
+#include "mxc_nand.h"
 
 #define DRIVER_NAME "mxc_nand"
 
-typedef enum {false, true} bool;
-
 struct mxc_nand_host {
        struct mtd_info                 mtd;
        struct nand_chip                *nand;
 
-       struct fsl_nfc_regs __iomem     *regs;
+       struct mxc_nand_regs __iomem    *regs;
 #ifdef MXC_NFC_V3_2
-       struct fsl_nfc_ip_regs __iomem  *ip_regs;
+       struct mxc_nand_ip_regs __iomem *ip_regs;
 #endif
        int                             spare_only;
        int                             status_request;
@@ -398,7 +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;
@@ -409,7 +395,7 @@ static int mxc_nand_read_oob_syndrome(struct mtd_info *mtd,
 
        MTDDEBUG(MTD_DEBUG_LEVEL0,
                        "%s: Reading OOB area of page %u to oob %p\n",
-                        __FUNCTION__, host->page_addr, buf);
+                        __func__, page, buf);
 
        chip->cmdfunc(mtd, NAND_CMD_READOOB, mtd->writesize, page);
        for (i = 0; i < chip->ecc.steps; i++) {
@@ -452,6 +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;
@@ -463,7 +450,7 @@ static int mxc_nand_read_page_raw_syndrome(struct mtd_info *mtd,
        int n;
 
        _mxc_nand_enable_hwecc(mtd, 0);
-       chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, host->page_addr);
+       chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, page);
 
        for (n = 0, steps = chip->ecc.steps; steps > 0; n++, steps--) {
                host->col_addr = n * eccsize;
@@ -496,6 +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;
@@ -507,7 +495,7 @@ static int mxc_nand_read_page_syndrome(struct mtd_info *mtd,
        uint8_t *oob = chip->oob_poi;
 
        MTDDEBUG(MTD_DEBUG_LEVEL1, "Reading page %u to buf %p oob %p\n",
-             host->page_addr, buf, oob);
+             page, buf, oob);
 
        /* first read the data area and the available portion of OOB */
        for (n = 0; eccsteps; n++, eccsteps--, p += eccsize) {
@@ -545,7 +533,7 @@ static int mxc_nand_read_page_syndrome(struct mtd_info *mtd,
 
        /* Then switch ECC off and read the OOB area to get the ECC code */
        _mxc_nand_enable_hwecc(mtd, 0);
-       chip->cmdfunc(mtd, NAND_CMD_READOOB, mtd->writesize, host->page_addr);
+       chip->cmdfunc(mtd, NAND_CMD_READOOB, mtd->writesize, page);
        eccsteps = chip->ecc.steps;
        oob = chip->oob_poi + chip->ecc.prepad;
        for (n = 0; eccsteps; n++, eccsteps--, p += eccsize) {
@@ -585,9 +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;
@@ -621,11 +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;
@@ -664,6 +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,
@@ -1190,7 +1182,7 @@ 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
@@ -1213,10 +1205,10 @@ int board_nand_init(struct nand_chip *this)
        this->read_buf = mxc_nand_read_buf;
        this->verify_buf = mxc_nand_verify_buf;
 
-       host->regs = (struct fsl_nfc_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
+       host->regs = (struct mxc_nand_regs __iomem *)CONFIG_MXC_NAND_REGS_BASE;
 #ifdef MXC_NFC_V3_2
        host->ip_regs =
-               (struct fsl_nfc_ip_regs __iomem *)CONFIG_MXC_NAND_IP_REGS_BASE;
+               (struct mxc_nand_ip_regs __iomem *)CONFIG_MXC_NAND_IP_REGS_BASE;
 #endif
        host->clk_act = 1;
 
@@ -1238,6 +1230,11 @@ 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;