[PATCH] mtd: rawnand: stm32_fmc2: set available OOB bytes per page

Patrice CHOTARD patrice.chotard at foss.st.com
Mon Aug 18 15:05:10 CEST 2025



On 8/12/25 14:35, Christophe Kerello wrote:
> File system such as YAFFS2 need to know the number of available
> OOB bytes per page to be able to choose if they should locate their
> metadata in the data area or in the spare area.
> 
> Signed-off-by: Christophe Kerello <christophe.kerello at foss.st.com>
> ---
> 
>  drivers/mtd/nand/raw/stm32_fmc2_nand.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
> index d1c88643c98..21e3c88a55a 100644
> --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
> +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
> @@ -1034,6 +1034,7 @@ static int stm32_fmc2_nfc_probe(struct udevice *dev)
>  		ecclayout->eccpos[i] = oob_index;
>  	ecclayout->oobfree->offset = oob_index;
>  	ecclayout->oobfree->length = mtd->oobsize - ecclayout->oobfree->offset;
> +	ecclayout->oobavail = ecclayout->oobfree->length;
>  	chip->ecc.layout = ecclayout;
>  
>  	if (chip->options & NAND_BUSWIDTH_16)
Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice


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