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mtd: denali: detect the number of banks

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Not all configurations of the Denali controller support 4 banks.  The
controller can support between 1 and 16 banks.  Detect this from the
design features register.

Signed-off-by: Jamie Iles <jamie@jamieiles.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Jamie Iles
2011-05-06 15:28:57 +01:00
committed by David Woodhouse
parent 9589bf5bed
commit c89eeda810
2 changed files with 21 additions and 9 deletions
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2
drivers/mtd/nand/denali.h
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@@ -454,7 +454,6 @@
#define READ_WRITE_ENABLE_HIGH_COUNT 22
#define ECC_SECTOR_SIZE 512
#define LLD_MAX_FLASH_BANKS 4
#define DENALI_BUF_SIZE (NAND_MAX_PAGESIZE + NAND_MAX_OOBSIZE)
@@ -494,6 +493,7 @@ struct denali_nand_info {
uint32_t totalblks;
uint32_t blksperchip;
uint32_t bbtskipbytes;
uint32_t max_banks;
};
#endif /*_LLD_NAND_*/