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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 000000000000..9148ac045b0d --- /dev/null +++ b/include/asm-arm/arch-s3c2410/nand.h | |||
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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 | |||