[PATCH] [MTD] [CHIPS] Add JEDEC probe support for the SST38VF6401 flash chip

Wolfram Sang w.sang at pengutronix.de
Fri Oct 15 10:01:12 EDT 2010


On Wed, Oct 13, 2010 at 01:54:42PM -0400, zhangyd wrote:
> Add SST38VF6401(64Mbit) chip to jedec_probe. Sorry for the wrong description of the flash size in last patch. 

Can you explain why CFI can't be used?

> 
> Signed-off-by: yidong zhang<zhangyd6 at gmail.com>
> ---
>  drivers/mtd/chips/jedec_probe.c |   13 +++++++++++++
>  1 files changed, 13 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mtd/chips/jedec_probe.c b/drivers/mtd/chips/jedec_probe.c
> index d72a5fb..b7a1016 100644
> --- a/drivers/mtd/chips/jedec_probe.c
> +++ b/drivers/mtd/chips/jedec_probe.c
> @@ -163,6 +163,7 @@
>  #define SST49LF030A	0x001C
>  #define SST49LF040A	0x0051
>  #define SST49LF080A	0x005B
> +#define SST38VF6401	0x536B
>  #define SST36VF3203	0x7354
>  
>  /* Toshiba */
> @@ -1569,6 +1570,18 @@ static const struct amd_flash_info jedec_table[] = {
>  		}
>  	}, {
>  		.mfr_id		= CFI_MFR_ST,
> +		.dev_id		= SST38VF6401,
> +		.name		= "SST 38VF6401",
> +		.devtypes	= CFI_DEVICETYPE_X16,
> +		.uaddr		= MTD_UADDR_0X0AAA_0x555,
> +		.dev_size	= SIZE_8MiB,
> +		.cmd_set	= P_ID_AMD_STD,
> +		.nr_regions	= 1,
> +		.regions	= {
> +			ERASEINFO(0x10000,128),
> +		}
> +	}, {
> +		.mfr_id		= CFI_MFR_ST,
>  		.dev_id		= M29F800AB,
>  		.name		= "ST M29F800AB",
>  		.devtypes	= CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
> -- 
> 1.7.2.3
> 
> 
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> http://lists.infradead.org/mailman/listinfo/linux-mtd/

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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