linux-kernel - Re: [PATCH] mtd: nand: add ESMT manufacturer

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Date:	Thu, 9 Jun 2016 22:39:16 +0200
From:	Boris Brezillon <boris.brezillon@...e-electrons.com>
To:	Rafał Miłecki <zajec5@...il.com>
Cc:	linux-mtd@...ts.infradead.org, Richard Weinberger <richard@....at>,
	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	linux-kernel@...r.kernel.org (open list)
Subject: Re: [PATCH] mtd: nand: add ESMT manufacturer

On Thu,  9 Jun 2016 20:10:11 +0200
Rafał Miłecki <zajec5@...il.com> 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: Rafał Miłecki <zajec5@...il.com>

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