/* * drivers/mtd/maps/pq2fads.c * * Mapping for the flash SIMM on 8272ADS and PQ2FADS board * * Author: Vitaly Bordug <vbordug@ru.mvista.com> * * 2005 (c) MontaVista Software, Inc. This file is licensed under * the terms of the GNU General Public License version 2. This program * is licensed "as is" without any warranty of any kind, whether express * or implied. */ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/init.h> #include <asm/io.h> #include <asm/ppcboot.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> /* NOTE: bank width and interleave relative to the installed flash should have been chosen within MTD_CFI_GEOMETRY options. */ #define PQ2FADS_BANK_WIDTH 4 static struct mtd_partition pq2fads_partitions[] = { { #ifdef CONFIG_ADS8272 .name = "HRCW", .size = 0x40000, .offset = 0, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "User FS", .size = 0x5c0000, .offset = 0x40000, #else .name = "User FS", .size = 0x600000, .offset = 0, #endif }, { .name = "uImage", .size = 0x100000, .offset = 0x600000, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "bootloader", .size = 0x40000, .offset = 0x700000, .mask_flags = MTD_WRITEABLE, /* force read-only */ }, { .name = "bootloader env", .size = 0x40000, .offset = 0x740000, .mask_flags = MTD_WRITEABLE, /* force read-only */ } }; /* pointer to MPC885ADS board info data */ extern unsigned char __res[]; static int __init init_pq2fads_mtd(void) { bd_t *bd = (bd_t *)__res; physmap_configure(bd->bi_flashstart, bd->bi_flashsize, PQ2FADS_BANK_WIDTH, NULL); physmap_set_partitions(pq2fads_partitions, sizeof (pq2fads_partitions) / sizeof (pq2fads_partitions[0])); return 0; } static void __exit cleanup_pq2fads_mtd(void) { } module_init(init_pq2fads_mtd); module_exit(cleanup_pq2fads_mtd); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("MTD map and partitions for MPC8272ADS boards");