mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-20 15:25:06 +03:00
14f5c35058
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6614 3c298f89-4303-0410-b956-a3cf2f4a3e73
56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
/*
|
|
* Flash device on the ADM5120 board
|
|
*
|
|
* Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License version
|
|
* 2 as published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/autoconf.h>
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/map.h>
|
|
|
|
#define FLASH_PHYS_ADDR 0x1FC00000
|
|
#define FLASH_SIZE 0x200000
|
|
|
|
static struct mtd_info *adm5120_mtd;
|
|
|
|
static struct map_info adm5120_mtd_map = {
|
|
.name = "ADM5120",
|
|
.size = FLASH_SIZE,
|
|
.bankwidth = 2,
|
|
.phys = FLASH_PHYS_ADDR,
|
|
};
|
|
|
|
static int __init adm5120_mtd_init(void)
|
|
{
|
|
printk(KERN_INFO "ADM5120 board flash (0x%x at 0x%x)\n", FLASH_SIZE,
|
|
FLASH_PHYS_ADDR);
|
|
adm5120_mtd_map.virt = ioremap_nocache(FLASH_PHYS_ADDR, FLASH_SIZE);
|
|
simple_map_init(&adm5120_mtd_map);
|
|
adm5120_mtd = do_map_probe("cfi_probe", &adm5120_mtd_map);
|
|
if (adm5120_mtd) {
|
|
adm5120_mtd->owner = THIS_MODULE;
|
|
add_mtd_device(adm5120_mtd);
|
|
return 0;
|
|
}
|
|
return -ENXIO;
|
|
}
|
|
|
|
static void __exit adm5120_mtd_exit(void)
|
|
{
|
|
del_mtd_device(adm5120_mtd);
|
|
map_destroy(adm5120_mtd);
|
|
}
|
|
|
|
module_init(adm5120_mtd_init);
|
|
module_exit(adm5120_mtd_exit);
|
|
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_AUTHOR("Jeroen Vreeken (pe1rxq@amsat.org)");
|
|
MODULE_DESCRIPTION("MTD map driver for ADM5120 boards");
|