| 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; | 
|  | 27 | struct mtd_partition	*parts; | 
|  | 28 | }; | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 |  | 
|  | 30 | /* | 
|  | 31 | * Board needs to specify the exact mapping during their setup time. | 
|  | 32 | */ | 
| Lennert Buytenhek | 73566ed | 2006-05-07 17:16:36 +0100 | [diff] [blame] | 33 | void physmap_configure(unsigned long addr, unsigned long size, | 
|  | 34 | int bankwidth, void (*set_vpp)(struct map_info *, int) ); | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 |  | 
| David Woodhouse | 0d4e30d | 2006-05-14 12:25:19 +0100 | [diff] [blame] | 36 | #ifdef CONFIG_MTD_PARTITIONS | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 |  | 
|  | 38 | /* | 
| Thomas Gleixner | 61ecfa8 | 2005-11-07 11:15:31 +0000 | [diff] [blame] | 39 | * Machines that wish to do flash partition may want to call this function in | 
|  | 40 | * their setup routine. | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | * | 
|  | 42 | *	physmap_set_partitions(mypartitions, num_parts); | 
|  | 43 | * | 
| Thomas Gleixner | 61ecfa8 | 2005-11-07 11:15:31 +0000 | [diff] [blame] | 44 | * Note that one can always override this hard-coded partition with | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS). | 
|  | 46 | */ | 
|  | 47 | void physmap_set_partitions(struct mtd_partition *parts, int num_parts); | 
|  | 48 |  | 
|  | 49 | #endif /* defined(CONFIG_MTD_PARTITIONS) */ | 
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 |  | 
|  | 51 | #endif /* __LINUX_MTD_PHYSMAP__ */ |