[PATCH linux dev-4.7 2/2] mtd: spi-nor: fix spi register address for AST2400

Lei YU mine260309 at gmail.com
Thu Aug 16 13:34:59 AEST 2018


I think the mail subject should be patch linux dev-4.17, instead of dev-4.7.

Tested-by: Lei YU <mine260309 at gmail.com>
On Wed, Aug 15, 2018 at 11:15 PM Alexander Amelkin <a.amelkin at yadro.com> wrote:
>
> According to AST2400 datasheet v1.4 the SPI Flash Read Timing
> Setting register is at offset 0x14. There is no register at
> offset 0x94 (unlike FMC controller and AST2500).
>
> Signed-off-by: Alexander Soldatov <a.soldatov at yadro.com>
> ---
>  drivers/mtd/spi-nor/aspeed-smc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mtd/spi-nor/aspeed-smc.c b/drivers/mtd/spi-nor/aspeed-smc.c
> index c9cd20f..9ddf24b 100644
> --- a/drivers/mtd/spi-nor/aspeed-smc.c
> +++ b/drivers/mtd/spi-nor/aspeed-smc.c
> @@ -71,7 +71,7 @@ static const struct aspeed_smc_info spi_2400_info = {
>         .hastype = false,
>         .we0 = 0,
>         .ctl0 = 0x04,
> -       .timing = 0x94,
> +       .timing = 0x14,
>         .set_4b = aspeed_smc_chip_set_4b_spi_2400,
>         .optimize_read = aspeed_smc_optimize_read,
>  };
> --
> 2.7.4
>
>


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