Re: [PATCH] mtd: nand: add ESMT manufacturer

From: Boris Brezillon
Date: Thu Jun 09 2016 - 16:39:24 EST


On Thu, 9 Jun 2016 20:10:11 +0200
RafaÅ MiÅecki <zajec5@xxxxxxxxx> wrote:

> I got device with ESMT (Elite Semiconductor Memory Technology Inc)
> F59L1G81MA flash that was detected as:
> [ 0.852034] nand: device found, Manufacturer ID: 0xc8, Chip ID: 0xd1
> [ 0.858402] nand: Unknown NAND 128MiB 3,3V 8-bit
> [ 0.863031] nand: 128MiB, SLC, page size: 2048, OOB size: 64
>
> According to the F59L1G81MA datasheet (and Read Id documentation) C8h is
> a "Maker Code" which should mean ESMT. Add it to fix above "Unknown".
>
> Signed-off-by: RafaÅ MiÅecki <zajec5@xxxxxxxxx>

Applied.

Thanks,

Boris

> ---
> drivers/mtd/nand/nand_ids.c | 1 +
> include/linux/mtd/nand.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c
> index ccc05f5..2af9869 100644
> --- a/drivers/mtd/nand/nand_ids.c
> +++ b/drivers/mtd/nand/nand_ids.c
> @@ -168,6 +168,7 @@ struct nand_flash_dev nand_flash_ids[] = {
> /* Manufacturer IDs */
> struct nand_manufacturers nand_manuf_ids[] = {
> {NAND_MFR_TOSHIBA, "Toshiba"},
> + {NAND_MFR_ESMT, "ESMT"},
> {NAND_MFR_SAMSUNG, "Samsung"},
> {NAND_MFR_FUJITSU, "Fujitsu"},
> {NAND_MFR_NATIONAL, "National"},
> diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
> index fbe8e16..8dd6e01 100644
> --- a/include/linux/mtd/nand.h
> +++ b/include/linux/mtd/nand.h
> @@ -783,6 +783,7 @@ static inline void nand_set_controller_data(struct nand_chip *chip, void *priv)
> * NAND Flash Manufacturer ID Codes
> */
> #define NAND_MFR_TOSHIBA 0x98
> +#define NAND_MFR_ESMT 0xc8
> #define NAND_MFR_SAMSUNG 0xec
> #define NAND_MFR_FUJITSU 0x04
> #define NAND_MFR_NATIONAL 0x8f



--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com