linux/drivers/mtd/maps/rpxlite.c
Dmitri Vorobiev bc185405c8 [MTD] Make init_rpxlite function static
The function init_rpxlite, which is not used outside of
drivers/mtd/maps/rpxlite.c, can become static. Add the
needed keyword.

Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@movial.fi>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2008-12-10 13:00:43 +00:00

65 lines
1.3 KiB
C

/*
* Handle mapping of the flash on the RPX Lite and CLLF boards
*/
#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <asm/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#define WINDOW_ADDR 0xfe000000
#define WINDOW_SIZE 0x800000
static struct mtd_info *mymtd;
static struct map_info rpxlite_map = {
.name = "RPX",
.size = WINDOW_SIZE,
.bankwidth = 4,
.phys = WINDOW_ADDR,
};
static int __init init_rpxlite(void)
{
printk(KERN_NOTICE "RPX Lite or CLLF flash device: %x at %x\n", WINDOW_SIZE*4, WINDOW_ADDR);
rpxlite_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE * 4);
if (!rpxlite_map.virt) {
printk("Failed to ioremap\n");
return -EIO;
}
simple_map_init(&rpxlite_map);
mymtd = do_map_probe("cfi_probe", &rpxlite_map);
if (mymtd) {
mymtd->owner = THIS_MODULE;
add_mtd_device(mymtd);
return 0;
}
iounmap((void *)rpxlite_map.virt);
return -ENXIO;
}
static void __exit cleanup_rpxlite(void)
{
if (mymtd) {
del_mtd_device(mymtd);
map_destroy(mymtd);
}
if (rpxlite_map.virt) {
iounmap((void *)rpxlite_map.virt);
rpxlite_map.virt = 0;
}
}
module_init(init_rpxlite);
module_exit(cleanup_rpxlite);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Arnold Christensen <AKC@pel.dk>");
MODULE_DESCRIPTION("MTD map driver for RPX Lite and CLLF boards");