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Diffstat (limited to 'Documentation/devicetree/bindings/mtd/nand.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/mtd/nand.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mtd/nand.txt b/Documentation/devicetree/bindings/mtd/nand.txt index 3733300de8dd..b05601600083 100644 --- a/Documentation/devicetree/bindings/mtd/nand.txt +++ b/Documentation/devicetree/bindings/mtd/nand.txt @@ -35,6 +35,15 @@ Optional NAND chip properties: - nand-ecc-step-size: integer representing the number of data bytes that are covered by a single ECC step. +- nand-ecc-maximize: boolean used to specify that you want to maximize ECC + strength. The maximum ECC strength is both controller and + chip dependent. The controller side has to select the ECC + config providing the best strength and taking the OOB area + size constraint into account. + This is particularly useful when only the in-band area is + used by the upper layers, and you want to make your NAND + as reliable as possible. + The ECC strength and ECC step size properties define the correction capability of a controller. Together, they say a controller can correct "{strength} bit errors per {size} bytes". |