[PATCH v2 5/8] mtd: spi-nor: spansion: switch h28hx's ready() to use vreg_offset

Tudor Ambarus tudor.ambarus at linaro.org
Fri Jul 21 09:50:32 PDT 2023



On 20.07.2023 10:10, tkuw584924 at gmail.com wrote:
> From: Takahiro Kuwano <Takahiro.Kuwano at infineon.com>
> 
> s28hx is the sole user of cypress_nor_set_octal_dtr, which already
> uses vreg_offset to set octal DTR. Switch the ready method to use
> vreg_offset as well. This is a preparation patch. The goal is to use
> the same s28hx methods for the multi die version of the flash.
> 
> Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano at infineon.com>
> ---
>  drivers/mtd/spi-nor/spansion.c | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
> index 9150840e748a..00d8305e25f4 100644
> --- a/drivers/mtd/spi-nor/spansion.c
> +++ b/drivers/mtd/spi-nor/spansion.c
> @@ -732,9 +732,15 @@ static int s28hx_t_post_bfpt_fixup(struct spi_nor *nor,
>  
>  static int s28hx_t_late_init(struct spi_nor *nor)
>  {
> -	nor->params->set_octal_dtr = cypress_nor_set_octal_dtr;
> +	struct spi_nor_flash_parameter *params = nor->params;
> +
> +	params->set_octal_dtr = cypress_nor_set_octal_dtr;
>  	cypress_nor_ecc_init(nor);
>  
> +	/* Replace ready() with multi die version. */
> +	if (params->n_dice)

same explanation:
	if (params->n_dice && params->vreg_offset)

> +		params->ready = cypress_nor_sr_ready_and_clear;
> +
>  	return 0;
>  }
>  



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