| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* linux/include/asm-arm/arch-s3c2410/nand.h |
| 2 | * |
| 3 | * (c) 2004 Simtec Electronics |
| 4 | * Ben Dooks <ben@simtec.co.uk> |
| 5 | * |
| 6 | * S3C2410 - NAND device controller platfrom_device info |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License version 2 as |
| 10 | * published by the Free Software Foundation. |
| 11 | * |
| 12 | * Changelog: |
| 13 | * 23-Sep-2004 BJD Created file |
| 14 | */ |
| 15 | |
| 16 | /* struct s3c2410_nand_set |
| 17 | * |
| 18 | * define an set of one or more nand chips registered with an unique mtd |
| 19 | * |
| 20 | * nr_chips = number of chips in this set |
| 21 | * nr_partitions = number of partitions pointed to be partitoons (or zero) |
| 22 | * name = name of set (optional) |
| 23 | * nr_map = map for low-layer logical to physical chip numbers (option) |
| 24 | * partitions = mtd partition list |
| 25 | */ |
| 26 | |
| 27 | struct s3c2410_nand_set { |
| 28 | int nr_chips; |
| 29 | int nr_partitions; |
| 30 | char *name; |
| 31 | int *nr_map; |
| 32 | struct mtd_partition *partitions; |
| 33 | }; |
| 34 | |
| 35 | struct s3c2410_platform_nand { |
| 36 | /* timing information for controller, all times in nanoseconds */ |
| 37 | |
| 38 | int tacls; /* time for active CLE/ALE to nWE/nOE */ |
| 39 | int twrph0; /* active time for nWE/nOE */ |
| 40 | int twrph1; /* time for release CLE/ALE from nWE/nOE inactive */ |
| 41 | |
| 42 | int nr_sets; |
| 43 | struct s3c2410_nand_set *sets; |
| 44 | |
| 45 | void (*select_chip)(struct s3c2410_nand_set *, |
| 46 | int chip); |
| 47 | }; |
| 48 | |