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Diffstat (limited to 'drivers/nand')
-rw-r--r--drivers/nand/nand.c17
-rw-r--r--drivers/nand/nand_base.c11
2 files changed, 17 insertions, 11 deletions
diff --git a/drivers/nand/nand.c b/drivers/nand/nand.c
index 3899045a72..9fef71d629 100644
--- a/drivers/nand/nand.c
+++ b/drivers/nand/nand.c
@@ -39,7 +39,7 @@ static ulong base_address[CFG_MAX_NAND_DEVICE] = CFG_NAND_BASE_LIST;
static const char default_nand_name[] = "nand";
-extern void board_nand_init(struct nand_chip *nand);
+extern int board_nand_init(struct nand_chip *nand);
static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand,
ulong base_addr)
@@ -47,13 +47,16 @@ static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand,
mtd->priv = nand;
nand->IO_ADDR_R = nand->IO_ADDR_W = (void __iomem *)base_addr;
- board_nand_init(nand);
-
- if (nand_scan(mtd, 1) == 0) {
- if (!mtd->name)
- mtd->name = (char *)default_nand_name;
- } else
+ if (board_nand_init(nand) == 0) {
+ if (nand_scan(mtd, 1) == 0) {
+ if (!mtd->name)
+ mtd->name = (char *)default_nand_name;
+ } else
+ mtd->name = NULL;
+ } else {
mtd->name = NULL;
+ mtd->size = 0;
+ }
}
diff --git a/drivers/nand/nand_base.c b/drivers/nand/nand_base.c
index b7a5d32fb3..7fdf57b177 100644
--- a/drivers/nand/nand_base.c
+++ b/drivers/nand/nand_base.c
@@ -838,9 +838,9 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
unsigned long timeo;
if (state == FL_ERASING)
- timeo = CFG_HZ * 400;
+ timeo = (CFG_HZ * 400) / 1000;
else
- timeo = CFG_HZ * 20;
+ timeo = (CFG_HZ * 20) / 1000;
if ((state == FL_ERASING) && (this->options & NAND_IS_AND))
this->cmdfunc(mtd, NAND_CMD_STATUS_MULTI, -1, -1);
@@ -852,8 +852,8 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
while (1) {
if (get_timer(0) > timeo) {
printf("Timeout!");
- return 0;
- }
+ return 0x01;
+ }
if (this->dev_ready) {
if (this->dev_ready(mtd))
@@ -1713,6 +1713,7 @@ static int nand_write_ecc (struct mtd_info *mtd, loff_t to, size_t len,
goto out;
}
*retlen = written;
+ bufstart = (u_char*) &buf[written];
ofs = autoplace ? mtd->oobavail : mtd->oobsize;
if (eccbuf)
@@ -2407,7 +2408,9 @@ int nand_scan (struct mtd_info *mtd, int maxchips)
}
if (!nand_flash_ids[i].name) {
+#ifndef CFG_NAND_QUIET_TEST
printk (KERN_WARNING "No NAND device found!!!\n");
+#endif
this->select_chip(mtd, -1);
return 1;
}