mtd: nand: correct documentation for NAND_ECC_HW8_512

The documentation for this parameter said "6 bytes" when "8 bytes" was
intended; correct it.

Signed-off-by: Marcel Ziswiler <[e-mail]>
Signed-off-by: Jonathan Corbet <[e-mail]>

Documentation/driver-api/mtdnand.rst

···
 
 -  NAND_ECC_HW8_512
 
-   Hardware ECC generator providing 6 bytes ECC per 512 byte.
+   Hardware ECC generator providing 8 bytes ECC per 512 byte.
 
 If your hardware generator has a different functionality add it at the
 appropriate place in nand_base.c
···
     #define NAND_ECC_HW3_512    3
     /* Hardware ECC 6 byte ECC per 512 Byte data */
     #define NAND_ECC_HW6_512    4
-    /* Hardware ECC 6 byte ECC per 512 Byte data */
+    /* Hardware ECC 8 byte ECC per 512 Byte data */
     #define NAND_ECC_HW8_512    6