[U-Boot] [PATCH] Fixing spi erase for S25FL128P_256K

Sergei Shtylyov sshtylyov at mvista.com
Tue Aug 10 15:14:17 CEST 2010


Hello.

Marc-André Hébert wrote:

> The spansion_erase currently only works when the sector size is 64KB.
> cmd[1] should contain the higher 8 bit of the 24 bit address of the
> sector to be erased. Currently it is holding the sector index to be
> erased which happens to be the same thing when the sector size is
> 64KB.

> Signed-off-by: Marc-Andre Hebert <marc-andre.hebert at humanware.com>
> ---
>  drivers/mtd/spi/spansion.c |    7 +++----
>  1 files changed, 3 insertions(+), 4 deletions(-)

> diff --git a/drivers/mtd/spi/spansion.c b/drivers/mtd/spi/spansion.c
> index d6c1a5f..94489af 100644
> --- a/drivers/mtd/spi/spansion.c
> +++ b/drivers/mtd/spi/spansion.c
[...]
> @@ -274,8 +273,8 @@ int spansion_erase(struct spi_flash *flash, u32
> offset, size_t len)
>  	}
> 
>  	ret = 0;
> -	for (actual = 0; actual < len; actual++) {
> -		cmd[1] = (offset / sector_size) + actual;
> +	for (actual = 0; actual < len; actual+=sector_size) {

    Keep the  coding style consistent please -- add spaces around +=.

WBR, Sergei


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