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NAND: Update to support 64 bit device size

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This patch adds support for NANDs greater than 2 GB.
Patch is based on the MTD NAND driver in the kernel.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Sandeep Paulraj
2009-10-30 13:51:23 -04:00
committed by Scott Wood
parent 581d04f14d
commit aaa8eec532
4 changed files with 42 additions and 31 deletions
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2
include/linux/mtd/nand.h
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@@ -397,7 +397,7 @@ struct nand_chip {
int bbt_erase_shift;
int chip_shift;
int numchips;
unsigned long chipsize;
uint64_t chipsize;
int pagemask;
int pagebuf;
int subpagesize;

4
include/linux/mtd/partitions.h
View File

@@ -38,8 +38,8 @@
struct mtd_partition {
char *name; /* identifier string */
u_int32_t size; /* partition size */
u_int32_t offset; /* offset within the master MTD space */
uint64_t size; /* partition size */
uint64_t offset; /* offset within the master MTD space */
u_int32_t mask_flags; /* master MTD flags to mask out for this partition */
struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only)*/
struct mtd_info **mtdp; /* pointer to store the MTD object */