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path: root/drivers/mtd/nand/tegra_nand.c
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Diffstat (limited to 'drivers/mtd/nand/tegra_nand.c')
-rw-r--r--drivers/mtd/nand/tegra_nand.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/mtd/nand/tegra_nand.c b/drivers/mtd/nand/tegra_nand.c
index 4d94cc6f56..6afbec61ee 100644
--- a/drivers/mtd/nand/tegra_nand.c
+++ b/drivers/mtd/nand/tegra_nand.c
@@ -707,7 +707,7 @@ static int nand_rw_page(struct mtd_info *mtd, struct nand_chip *chip,
* -EIO when command timeout
*/
static int nand_read_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page)
+ struct nand_chip *chip, uint8_t *buf, int oob_required, int page)
{
return nand_rw_page(mtd, chip, buf, page, 1, 0);
}
@@ -719,8 +719,8 @@ static int nand_read_page_hwecc(struct mtd_info *mtd,
* @param chip nand chip info structure
* @param buf data buffer
*/
-static void nand_write_page_hwecc(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+static int nand_write_page_hwecc(struct mtd_info *mtd,
+ struct nand_chip *chip, const uint8_t *buf, int oob_required)
{
int page;
struct nand_drv *info;
@@ -731,6 +731,7 @@ static void nand_write_page_hwecc(struct mtd_info *mtd,
(readl(&info->reg->addr_reg2) << 16);
nand_rw_page(mtd, chip, (uint8_t *)buf, page, 1, 1);
+ return 0;
}
@@ -746,7 +747,7 @@ static void nand_write_page_hwecc(struct mtd_info *mtd,
* -EIO when command timeout
*/
static int nand_read_page_raw(struct mtd_info *mtd,
- struct nand_chip *chip, uint8_t *buf, int page)
+ struct nand_chip *chip, uint8_t *buf, int oob_required, int page)
{
return nand_rw_page(mtd, chip, buf, page, 0, 0);
}
@@ -758,8 +759,8 @@ static int nand_read_page_raw(struct mtd_info *mtd,
* @param chip nand chip info structure
* @param buf data buffer
*/
-static void nand_write_page_raw(struct mtd_info *mtd,
- struct nand_chip *chip, const uint8_t *buf)
+static int nand_write_page_raw(struct mtd_info *mtd,
+ struct nand_chip *chip, const uint8_t *buf, int oob_required)
{
int page;
struct nand_drv *info;
@@ -769,6 +770,7 @@ static void nand_write_page_raw(struct mtd_info *mtd,
(readl(&info->reg->addr_reg2) << 16);
nand_rw_page(mtd, chip, (uint8_t *)buf, page, 0, 1);
+ return 0;
}
/**
@@ -873,19 +875,13 @@ static int nand_rw_oob(struct mtd_info *mtd, struct nand_chip *chip,
* @param mtd mtd info structure
* @param chip nand chip info structure
* @param page page number to read
- * @param sndcmd flag whether to issue read command or not
- * @return 1 - issue read command next time
- * 0 - not to issue
*/
static int nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
- int page, int sndcmd)
+ int page)
{
- if (sndcmd) {
- chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);
- sndcmd = 0;
- }
+ chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);
nand_rw_oob(mtd, chip, page, 0, 0);
- return sndcmd;
+ return 0;
}
/**
@@ -1018,6 +1014,7 @@ int tegra_nand_init(struct nand_chip *nand, int devnum)
nand->ecc.write_page_raw = nand_write_page_raw;
nand->ecc.read_oob = nand_read_oob;
nand->ecc.write_oob = nand_write_oob;
+ nand->ecc.strength = 1;
nand->select_chip = nand_select_chip;
nand->dev_ready = nand_dev_ready;
nand->priv = &nand_ctrl;