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1/*
2 * For boards with physically mapped flash and using
3 * drivers/mtd/maps/physmap.c mapping driver.
4 *
5 * $Id: physmap.h,v 1.4 2005/11/07 11:14:55 gleixner Exp $
6 *
7 * Copyright (C) 2003 MontaVista Software Inc.
8 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
9 *
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the
12 * Free Software Foundation; either version 2 of the License, or (at your
13 * option) any later version.
14 *
15 */
16
17#ifndef __LINUX_MTD_PHYSMAP__
18#define __LINUX_MTD_PHYSMAP__
19
20#include <linux/mtd/mtd.h>
21#include <linux/mtd/partitions.h>
22
23struct map_info;
24
25struct physmap_flash_data {
26 unsigned int width;
27 void (*set_vpp)(struct map_info *, int);
28 unsigned int nr_parts;
29 struct mtd_partition *parts;
30};
31
32/*
33 * Board needs to specify the exact mapping during their setup time.
34 */
35void physmap_configure(unsigned long addr, unsigned long size,
36 int bankwidth, void (*set_vpp)(struct map_info *, int) );
37
38#ifdef CONFIG_MTD_PARTITIONS
39
40/*
41 * Machines that wish to do flash partition may want to call this function in
42 * their setup routine.
43 *
44 * physmap_set_partitions(mypartitions, num_parts);
45 *
46 * Note that one can always override this hard-coded partition with
47 * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS).
48 */
49void physmap_set_partitions(struct mtd_partition *parts, int num_parts);
50
51#endif /* defined(CONFIG_MTD_PARTITIONS) */
52
53#endif /* __LINUX_MTD_PHYSMAP__ */