NAND: Make NAND driver less verbose per default

This patch turns off printing of bad blocks per default upon bootup.
This can always be shown via the "nand bad" command later.

Signed-off-by: Stefan Roese <sr@denx.de>

drivers/mtd/nand/nand_base.c

@@ -2466,9 +2466,9 @@ static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
 	if (mtd->writesize > 512 && chip->cmdfunc == nand_command)
 		chip->cmdfunc = nand_command_lp;
 
-	printk(KERN_INFO "NAND device: Manufacturer ID:"
-	       " 0x%02x, Chip ID: 0x%02x (%s %s)\n", *maf_id, dev_id,
-	       nand_manuf_ids[maf_idx].name, type->name);
+	MTDDEBUG (MTD_DEBUG_LEVEL0, "NAND device: Manufacturer ID:"
+	          " 0x%02x, Chip ID: 0x%02x (%s %s)\n", *maf_id, dev_id,
+	          nand_manuf_ids[maf_idx].name, type->name);
 
 	return type;
 }

drivers/mtd/nand/nand_bbt.c

@@ -391,7 +391,7 @@ static int create_bbt(struct mtd_info *mtd, uint8_t *buf,
 	loff_t from;
 	size_t readlen;
 
-	printk(KERN_INFO "Scanning device for bad blocks\n");
+	MTDDEBUG (MTD_DEBUG_LEVEL0, "Scanning device for bad blocks\n");
 
 	if (bd->options & NAND_BBT_SCANALLPAGES)
 		len = 1 << (this->bbt_erase_shift - this->page_shift);
@@ -444,8 +444,9 @@ static int create_bbt(struct mtd_info *mtd, uint8_t *buf,
 
 		if (ret) {
 			this->bbt[i >> 3] |= 0x03 << (i & 0x6);
-			printk(KERN_WARNING "Bad eraseblock %d at 0x%08x\n",
-			       i >> 1, (unsigned int)from);
+			MTDDEBUG (MTD_DEBUG_LEVEL0,
+			          "Bad eraseblock %d at 0x%08x\n",
+			          i >> 1, (unsigned int)from);
 			mtd->ecc_stats.badblocks++;
 		}