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, [email protected] or [email protected] 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 19 #include <linux/config.h> 20 21 #if defined(CONFIG_MTD_PHYSMAP) 22 23 #include <linux/mtd/mtd.h> 24 #include <linux/mtd/map.h> 25 #include <linux/mtd/partitions.h> 26 27 struct physmap_flash_data { 28 unsigned int width; 29 void (*set_vpp)(struct map_info *, int); 30 unsigned int nr_parts; 31 struct mtd_partition *parts; 32 }; 33 34 /* 35 * Board needs to specify the exact mapping during their setup time. 36 */ 37 void physmap_configure(unsigned long addr, unsigned long size, 38 int bankwidth, void (*set_vpp)(struct map_info *, int) ); 39 40 #if defined(CONFIG_MTD_PARTITIONS) 41 42 /* 43 * Machines that wish to do flash partition may want to call this function in 44 * their setup routine. 45 * 46 * physmap_set_partitions(mypartitions, num_parts); 47 * 48 * Note that one can always override this hard-coded partition with 49 * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS). 50 */ 51 void physmap_set_partitions(struct mtd_partition *parts, int num_parts); 52 53 #endif /* defined(CONFIG_MTD_PARTITIONS) */ 54 #endif /* defined(CONFIG_MTD) */ 55 56 #endif /* __LINUX_MTD_PHYSMAP__ */ 57