diff options
Diffstat (limited to 'include/asm-arm/arch-s3c2410/nand.h')
| -rw-r--r-- | include/asm-arm/arch-s3c2410/nand.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/include/asm-arm/arch-s3c2410/nand.h b/include/asm-arm/arch-s3c2410/nand.h new file mode 100644 index 00000000000..9148ac045b0 --- /dev/null +++ b/include/asm-arm/arch-s3c2410/nand.h @@ -0,0 +1,48 @@ +/* linux/include/asm-arm/arch-s3c2410/nand.h + * + * (c) 2004 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C2410 - NAND device controller platfrom_device info + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Changelog: + * 23-Sep-2004 BJD Created file +*/ + +/* struct s3c2410_nand_set + * + * define an set of one or more nand chips registered with an unique mtd + * + * nr_chips = number of chips in this set + * nr_partitions = number of partitions pointed to be partitoons (or zero) + * name = name of set (optional) + * nr_map = map for low-layer logical to physical chip numbers (option) + * partitions = mtd partition list +*/ + +struct s3c2410_nand_set { + int nr_chips; + int nr_partitions; + char *name; + int *nr_map; + struct mtd_partition *partitions; +}; + +struct s3c2410_platform_nand { + /* timing information for controller, all times in nanoseconds */ + + int tacls; /* time for active CLE/ALE to nWE/nOE */ + int twrph0; /* active time for nWE/nOE */ + int twrph1; /* time for release CLE/ALE from nWE/nOE inactive */ + + int nr_sets; + struct s3c2410_nand_set *sets; + + void (*select_chip)(struct s3c2410_nand_set *, + int chip); +}; + |