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-rw-r--r--drivers/mtd/nand/fsl_ifc_nand.c22
-rw-r--r--drivers/mtd/nand/nand_base.c5
-rw-r--r--drivers/mtd/nand/nand_bbt.c13
-rw-r--r--drivers/mtd/nand/nand_util.c2
4 files changed, 28 insertions, 14 deletions
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index 5cac78b..b3b7c70 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -384,19 +384,30 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
/* READID must read all possible bytes while CEB is active */
case NAND_CMD_READID:
+ case NAND_CMD_PARAM: {
+ int timing = IFC_FIR_OP_RB;
+ if (command == NAND_CMD_PARAM)
+ timing = IFC_FIR_OP_RBCD;
+
out_be32(&ifc->ifc_nand.nand_fir0,
(IFC_FIR_OP_CMD0 << IFC_NAND_FIR0_OP0_SHIFT) |
(IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
- (IFC_FIR_OP_RB << IFC_NAND_FIR0_OP2_SHIFT));
+ (timing << IFC_NAND_FIR0_OP2_SHIFT));
out_be32(&ifc->ifc_nand.nand_fcr0,
- NAND_CMD_READID << IFC_NAND_FCR0_CMD0_SHIFT);
- /* 4 bytes for manuf, device and exts */
- out_be32(&ifc->ifc_nand.nand_fbcr, 4);
- ctrl->read_bytes = 4;
+ command << IFC_NAND_FCR0_CMD0_SHIFT);
+ out_be32(&ifc->ifc_nand.row3, column);
+
+ /*
+ * although currently it's 8 bytes for READID, we always read
+ * the maximum 256 bytes(for PARAM)
+ */
+ out_be32(&ifc->ifc_nand.nand_fbcr, 256);
+ ctrl->read_bytes = 256;
set_addr(mtd, 0, 0, 0);
fsl_ifc_run_command(mtd);
return;
+ }
/* ERASE1 stores the block and page address */
case NAND_CMD_ERASE1:
@@ -764,6 +775,7 @@ int board_nand_init(struct nand_chip *nand)
if (priv->bank >= MAX_BANKS) {
printf("%s: address did not match any "
"chip selects\n", __func__);
+ kfree(priv);
return -ENODEV;
}
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index bef79be..bfd668f 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2530,13 +2530,14 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd, struct nand_chip *chip,
chip->read_byte(mtd) != 'F' || chip->read_byte(mtd) != 'I')
return 0;
- printk(KERN_INFO "ONFI flash detected\n");
+ MTDDEBUG(MTD_DEBUG_LEVEL0, "ONFI flash detected\n");
chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1);
for (i = 0; i < 3; i++) {
chip->read_buf(mtd, (uint8_t *)p, sizeof(*p));
if (onfi_crc16(ONFI_CRC_BASE, (uint8_t *)p, 254) ==
le16_to_cpu(p->crc)) {
- printk(KERN_INFO "ONFI param page %d valid\n", i);
+ MTDDEBUG(MTD_DEBUG_LEVEL0,
+ "ONFI param page %d valid\n", i);
break;
}
}
diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c
index dc6c648..74a7061 100644
--- a/drivers/mtd/nand/nand_bbt.c
+++ b/drivers/mtd/nand/nand_bbt.c
@@ -259,10 +259,10 @@ static int read_bbt(struct mtd_info *mtd, uint8_t *buf, int page, int num,
mtd->ecc_stats.bbtblocks++;
continue;
}
- /* Leave it for now, if its matured we can move this
- * message to MTD_DEBUG_LEVEL0 */
- printk(KERN_DEBUG "nand_read_bbt: Bad block at 0x%012llx\n",
- (loff_t)((offs << 2) + (act >> 1)) << this->bbt_erase_shift);
+ MTDDEBUG(MTD_DEBUG_LEVEL0, "nand_read_bbt: " \
+ "Bad block at 0x%012llx\n",
+ (loff_t)((offs << 2) + (act >> 1))
+ << this->bbt_erase_shift);
/* Factory marked bad or worn out ? */
if (tmp == 0)
this->bbt[offs + (act >> 3)] |= 0x3 << (act & 0x06);
@@ -651,8 +651,9 @@ static int search_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr
if (td->pages[i] == -1)
printk(KERN_WARNING "Bad block table not found for chip %d\n", i);
else
- printk(KERN_DEBUG "Bad block table found at page %d, version 0x%02X\n", td->pages[i],
- td->version[i]);
+ MTDDEBUG(MTD_DEBUG_LEVEL0, "Bad block table found " \
+ "at page %d, version 0x%02X\n", td->pages[i],
+ td->version[i]);
}
return 0;
}
diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c
index 60c778e..7ed8b18 100644
--- a/drivers/mtd/nand/nand_util.c
+++ b/drivers/mtd/nand/nand_util.c
@@ -564,7 +564,7 @@ int nand_write_skip_bad(nand_info_t *nand, loff_t offset, size_t *length,
ops.oobbuf = ops.datbuf + pagesize;
rval = nand->write_oob(nand, offset, &ops);
- if (!rval)
+ if (rval != 0)
break;
offset += pagesize;