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path: root/drivers/mtd/nand/raw/arasan-nand-controller.c
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2020-09-30mtd: rawnand: Use the ECC framework OOB layoutsMiquel Raynal1-1/+1
No need to have our own in the raw NAND core. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/20200827085208.16276-18-miquel.raynal@bootlin.com
2020-09-28mtd: rawnand: Use the new ECC engine type enumerationMiquel Raynal1-6/+6
Mechanical switch from the legacy "mode" enumeration to the new "engine type" enumeration in drivers and board files. The device tree parsing is also updated to return the new enumeration from the old strings. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Link: https://lore.kernel.org/linux-mtd/20200827085208.16276-11-miquel.raynal@bootlin.com
2020-08-27mtd: rawnand: Rename the ECC algorithm enumeration itemsMiquel Raynal1-1/+1
NAND_ECC_ is not a meaningful prefix, use NAND_ECC_ALGO_ instead. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Link: https://lore.kernel.org/linux-mtd/20200827085208.16276-3-miquel.raynal@bootlin.com
2020-06-26mtd: rawnand: s/data_interface/interface_config/Miquel Raynal1-3/+3
The name/suffix data_interface is a bit misleading in that the field or functions actually represent a configuration that can be applied by the controller/chip. Let's rename all fields/functions/hooks that are worth renaming. Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-05-26mtd: rawnand: arasan: Support the hardware BCH ECC engineMiquel Raynal1-0/+342
Add support for the hardware ECC BCH engine. Please mind that this engine has an important limitation: BCH implementation does not inform the user when an uncorrectable ECC error occurs. To workaround this, we avoid using the hardware engine in the read path and do the computation with the software BCH implementation, which is faster than mixing hardware (for correction) and software (for verification). Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Link: https://lore.kernel.org/linux-mtd/20200519074549.23673-9-miquel.raynal@bootlin.com
2020-05-24mtd: rawnand: arasan: Add new Arasan NAND controllerMiquel Raynal1-0/+955
Add the Arasan NAND controller driver. This brings only NAND controller support. The ECC engine being a bit subtle, hardware ECC support will be added in a second time. This work is based on contributions from Naga Sureshkumar Relli. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Link: https://lore.kernel.org/linux-mtd/20200519074549.23673-8-miquel.raynal@bootlin.com