[PATCH] dt-bindings: mtd: gpmc: Fix the ECC bytes vs. OOB bytes equation

Rob Herring robh at kernel.org
Fri Jun 18 14:19:08 PDT 2021


On Thu, 10 Jun 2021 16:39:45 +0200, Miquel Raynal wrote:
> "PAGESIZE / 512" is the number of ECC chunks.
> "ECC_BYTES" is the number of bytes needed to store a single ECC code.
> "2" is the space reserved by the bad block marker.
> 
> "2 + (PAGESIZE / 512) * ECC_BYTES" should of course be lower or equal
> than the total number of OOB bytes, otherwise it won't fit.
> 
> Fix the equation by substituting s/>=/<=/.
> 
> Suggested-by: Ryan J. Barnett <ryan.barnett at collins.com>
> Signed-off-by: Miquel Raynal <miquel.raynal at bootlin.com>
> ---
>  Documentation/devicetree/bindings/mtd/gpmc-nand.txt | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Acked-by: Rob Herring <robh at kernel.org>



More information about the linux-mtd mailing list