[U-Boot] [PATCH 1/2] 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 --- diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 7171bdd..c1657de 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;