1 /* arch/arm/mach-s3c2410/include/mach/nand.h
2 *
3 * Copyright (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
13 /**
14 * struct s3c2410_nand_set - define a set of one or more nand chips
15 * @disable_ecc: Entirely disable ECC - Dangerous
16 * @flash_bbt: Openmoko u-boot can create a Bad Block Table
17 * Setting this flag will allow the kernel to
18 * look for it at boot time and also skip the NAND
19 * scan.
20 * @nr_chips: Number of chips in this set
21 * @nr_partitions: Number of partitions pointed to by @partitions
22 * @name: Name of set (optional)
23 * @nr_map: Map for low-layer logical to physical chip numbers (option)
24 * @partitions: The mtd partition list
25 *
26 * define a set of one or more nand chips registered with an unique mtd. Also
27 * allows to pass flag to the underlying NAND layer. 'disable_ecc' will trigger
28 * a warning at boot time.
29 */
30 struct s3c2410_nand_set {
31 unsigned int disable_ecc:1;
32 unsigned int flash_bbt:1;
33
34 int nr_chips;
35 int nr_partitions;
36 char *name;
37 int *nr_map;
38 struct mtd_partition *partitions;
39 struct nand_ecclayout *ecc_layout;
40 };
41
42 struct s3c2410_platform_nand {
43 /* timing information for controller, all times in nanoseconds */
44
45 int tacls; /* time for active CLE/ALE to nWE/nOE */
46 int twrph0; /* active time for nWE/nOE */
47 int twrph1; /* time for release CLE/ALE from nWE/nOE inactive */
48
49 unsigned int ignore_unset_ecc:1;
50
51 int nr_sets;
52 struct s3c2410_nand_set *sets;
53
54 void (*select_chip)(struct s3c2410_nand_set *,
55 int chip);
56 };
57
58
|
This page was automatically generated by the
LXR engine.
|