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| author | Romain Izard <romain.izard.pro@gmail.com> | 2016-02-10 12:56:26 +0300 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2016-02-12 21:27:48 +0300 |
| commit | 94248462f066ec19b9c184ff66300e6e71977609 (patch) | |
| tree | b6be548a1606bbb705625afa6733cb695e318dcb /Documentation | |
| parent | 5575075612cadd504dd8c8e1b8c66fa5d48b7042 (diff) | |
| download | linux-94248462f066ec19b9c184ff66300e6e71977609.tar.xz | |
mtd: atmel_nand: Support 32-bit ECC strength
As the SAMA5D2 controller supports the 32-bit ECC strength, accept it
as a valid setting when required by the device tree or the NAND
parameter page.
Then configure the controller to use this new setting.
For the binding:
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Romain Izard <romain.izard.pro@gmail.com>
Tested-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/mtd/atmel-nand.txt | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/mtd/atmel-nand.txt b/Documentation/devicetree/bindings/mtd/atmel-nand.txt index e1887b7d7e53..d53aba98fbc9 100644 --- a/Documentation/devicetree/bindings/mtd/atmel-nand.txt +++ b/Documentation/devicetree/bindings/mtd/atmel-nand.txt @@ -27,7 +27,8 @@ Optional properties: - atmel,has-pmecc : boolean to enable Programmable Multibit ECC hardware, capable of BCH encoding and decoding, on devices where it is present. - atmel,pmecc-cap : error correct capability for Programmable Multibit ECC - Controller. Supported values are: 2, 4, 8, 12, 24. + Controller. Supported values are: 2, 4, 8, 12, 24. If the compatible string + is "atmel,sama5d2-nand", 32 is also valid. - atmel,pmecc-sector-size : sector size for ECC computation. Supported values are: 512, 1024. - atmel,pmecc-lookup-table-offset : includes two offsets of lookup table in ROM |