[U-Boot] [PATCH 2/2 v1] sf: Update AT45DB021D flash chip parameters

Peng Fan Peng.Fan at freescale.com
Wed Mar 25 15:11:11 CET 2015


Hi Haikun,

On 3/25/2015 8:36 PM, Haikun Wang wrote:
> From: Haikun Wang <Haikun.Wang at freescale.com>
>
> AT45DB021D flash size is 1024*page_size, page_size is 256bytes or 264bytes.
> In current params_table its size is 64*1024*8, recorrect it.
> Add AT45DB_CMD flag for AT45DB021D.
>
> Signed-off-by: Haikun Wang <Haikun.Wang at freescale.com>
> ---
>
> Changes in v1: None
>
>   drivers/mtd/spi/sf_params.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/spi/sf_params.c b/drivers/mtd/spi/sf_params.c
> index c12e8c6..c6b68f8 100644
> --- a/drivers/mtd/spi/sf_params.c
> +++ b/drivers/mtd/spi/sf_params.c
> @@ -16,7 +16,8 @@
>   const struct spi_flash_params spi_flash_params_table[] = {
>   #ifdef CONFIG_SPI_FLASH_ATMEL		/* ATMEL */
>   	{"AT45DB011D",	   0x1f2200, 0x0,	64 * 1024,     4, RD_NORM,		    SECT_4K},
> -	{"AT45DB021D",	   0x1f2300, 0x0,	64 * 1024,     8, RD_NORM,		    SECT_4K},
> +	{"AT45DB021D",	   0x1f2300, 0x0,	64 * 1024,     4,
> +	 RD_NORM,		    AT45DB_CMD},
It's sector size is 32K, count is 8, right?
>   	{"AT45DB041D",	   0x1f2400, 0x0,	64 * 1024,     8, RD_NORM,		    SECT_4K},
>   	{"AT45DB081D",	   0x1f2500, 0x0,	64 * 1024,    16, RD_NORM,		    SECT_4K},
>   	{"AT45DB161D",	   0x1f2600, 0x0,	64 * 1024,    32, RD_NORM,		    SECT_4K},
Regards,
Peng.


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