Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Thomas Gleixner | 61ecfa8 | 2005-11-07 11:15:31 +0000 | [diff] [blame] | 2 | * For boards with physically mapped flash and using |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 3 | * drivers/mtd/maps/physmap.c mapping driver. |
| 4 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | * Copyright (C) 2003 MontaVista Software Inc. |
| 6 | * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License as published by the |
| 10 | * Free Software Foundation; either version 2 of the License, or (at your |
| 11 | * option) any later version. |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | #ifndef __LINUX_MTD_PHYSMAP__ |
David Woodhouse | 0d4e30d | 2006-05-14 12:25:19 +0100 | [diff] [blame] | 16 | #define __LINUX_MTD_PHYSMAP__ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | |
| 18 | #include <linux/mtd/mtd.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #include <linux/mtd/partitions.h> |
| 20 | |
Haavard Skinnemoen | ad7d314 | 2007-02-09 15:30:29 +0100 | [diff] [blame] | 21 | struct map_info; |
| 22 | |
Lennert Buytenhek | 73566ed | 2006-05-07 17:16:36 +0100 | [diff] [blame] | 23 | struct physmap_flash_data { |
| 24 | unsigned int width; |
| 25 | void (*set_vpp)(struct map_info *, int); |
| 26 | unsigned int nr_parts; |
Alexey Korolev | d814083 | 2008-12-16 18:22:39 +0000 | [diff] [blame] | 27 | unsigned int pfow_base; |
Barry Song | 78ef7fa | 2010-01-15 15:50:14 +0800 | [diff] [blame] | 28 | char *probe_type; |
Lennert Buytenhek | 73566ed | 2006-05-07 17:16:36 +0100 | [diff] [blame] | 29 | struct mtd_partition *parts; |
| 30 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 31 | |
| 32 | /* |
| 33 | * Board needs to specify the exact mapping during their setup time. |
| 34 | */ |
Lennert Buytenhek | 73566ed | 2006-05-07 17:16:36 +0100 | [diff] [blame] | 35 | void physmap_configure(unsigned long addr, unsigned long size, |
| 36 | int bankwidth, void (*set_vpp)(struct map_info *, int) ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | |
David Woodhouse | 0d4e30d | 2006-05-14 12:25:19 +0100 | [diff] [blame] | 38 | #ifdef CONFIG_MTD_PARTITIONS |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | |
| 40 | /* |
Thomas Gleixner | 61ecfa8 | 2005-11-07 11:15:31 +0000 | [diff] [blame] | 41 | * Machines that wish to do flash partition may want to call this function in |
| 42 | * their setup routine. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | * |
| 44 | * physmap_set_partitions(mypartitions, num_parts); |
| 45 | * |
Thomas Gleixner | 61ecfa8 | 2005-11-07 11:15:31 +0000 | [diff] [blame] | 46 | * Note that one can always override this hard-coded partition with |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS). |
| 48 | */ |
| 49 | void physmap_set_partitions(struct mtd_partition *parts, int num_parts); |
| 50 | |
| 51 | #endif /* defined(CONFIG_MTD_PARTITIONS) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 52 | |
| 53 | #endif /* __LINUX_MTD_PHYSMAP__ */ |