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authorFlorian Fainelli <florian@openwrt.org>2010-06-12 20:59:25 +0200
committerScott Wood <scottwood@freescale.com>2010-07-08 16:49:50 -0500
commit3e9b349c7f0873a38d7064be52b9d8cc0afae28f (patch)
tree5359230348c79582e6cd5ff52264506b741250a8 /drivers
parent54841ab50c20d6fa6c9cc3eb826989da3a22d934 (diff)
downloadblackbird-obmc-uboot-3e9b349c7f0873a38d7064be52b9d8cc0afae28f.tar.gz
blackbird-obmc-uboot-3e9b349c7f0873a38d7064be52b9d8cc0afae28f.zip
NAND: show manufacturer and device ID for unknown chips
When the NAND part is not supported, it is useful to show the manufacturer and device ID to help debugging and reporting. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/nand/nand_base.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 7171bdd51b..ed1c9c9a88 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2652,8 +2652,12 @@ static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
}
}
- if (!type)
+ if (!type) {
+ printk(KERN_INFO "%s: unknown NAND device: Manufacturer ID:"
+ " 0x%02x, Chip ID: 0x%02x\n", __func__,
+ *maf_id, dev_id);
return ERR_PTR(-ENODEV);
+ }
if (!mtd->name)
mtd->name = type->name;
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