mtd: brcmnand: Add check for erased page bitflips

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Check for erased page bitflips in a page. And if well within
threshold return data as all 0xff. Apply sw check for controller
version < 7.2. Controller vesion >= 7.2 has hw support.

Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

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Kamal Dasu 2016-06-09 17:17:54 -04:00 • committed by Boris Brezillon

parent 1c7fe6b438

commit 02b88eea9f

1 changed files with 62 additions and 0 deletions

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drivers/mtd/nand/brcmnand/brcmnand.c

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