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mtd: nand: pxa3xx: Add bad block handling

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Add support for flash-based bad block table using Marvell's
custom in-flash bad block table layout. The support is enabled
a 'flash_bbt' platform data or device tree parameter.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Tested-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Ezequiel Garcia
2013-11-14 18:25:28 -03:00
committed by Brian Norris
parent 56704d857a
commit 776f265e27
3 changed files with 42 additions and 0 deletions
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include/linux/platform_data/mtd-nand-pxa3xx.h
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@@ -55,6 +55,9 @@ struct pxa3xx_nand_platform_data {
/* indicate how many chip selects will be used */
int num_cs;
/* use an flash-based bad block table */
bool flash_bbt;
const struct mtd_partition *parts[NUM_CHIP_SELECT];
unsigned int nr_parts[NUM_CHIP_SELECT];