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Commit Graph

3 Commits

Author SHA1 Message Date
Ezequiel Garcia
6d9434ebb7 of_mtd: Add helpers to get ECC strength and ECC step size
This commit adds simple helpers to obtain the devicetree properties
that specify the ECC strength and ECC step size to use on a given
NAND controller.

Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
2014-03-10 22:42:28 -07:00
Artem Bityutskiy
e95d8aafa5 of: mtd: nuke useless const qualifier
This patch does the following:
 -const int of_get_nand_ecc_mode(struct device_node *np)
 +int of_get_nand_ecc_mode(struct device_node *np)

because:
1. it is probably just a typo?
2. it causes warnings like this when people assing the returned
   value to an 'int' variable:
   include/linux/of_mtd.h:14:18: warning: type qualifiers ignored on functi=
on return type [-Wignored-qualifiers]

Remove also the unnecessary "extern" qualifier to be consistent with other
declarations in this file.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
2012-07-10 10:32:06 -05:00
Jean-Christophe PLAGNIOL-VILLARD
770d7c39af of/mtd/nand: add generic bindings and helpers
- nand-ecc-mode : String, operation mode of the NAND ecc mode.
  Supported values are: "none", "soft", "hw", "hw_syndrome", "hw_oob_first",
  "soft_bch".
- nand-bus-width : 8 or 16 bus width if not present 8
- nand-on-flash-bbt: boolean to enable on flash bbt option if not present false

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Stefan Roese <sr@denx.de>
2012-03-15 23:28:19 +08:00