[MTD] maps/ts5500: Fix partition support. Code cleanup

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Sean Young 2005-06-29 09:46:19 +00:00 committed by Thomas Gleixner
parent 15fdc52f35
commit 28f462308e

View file

@ -23,20 +23,18 @@
* - If you have created your own jffs file system and the bios overwrites * - If you have created your own jffs file system and the bios overwrites
* it during boot, try disabling Drive A: and B: in the boot order. * it during boot, try disabling Drive A: and B: in the boot order.
* *
* $Id: ts5500_flash.c,v 1.3 2005/06/16 08:49:30 sean Exp $ * $Id: ts5500_flash.c,v 1.4 2005/06/29 09:29:43 sean Exp $
*/ */
#include <linux/config.h> #include <linux/config.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/mtd/mtd.h> #include <linux/module.h>
#include <linux/kernel.h>
#include <linux/mtd/map.h> #include <linux/mtd/map.h>
#include <linux/mtd/mtd.h>
#ifdef CONFIG_MTD_PARTITIONS
#include <linux/mtd/partitions.h> #include <linux/mtd/partitions.h>
#endif #include <linux/types.h>
#define WINDOW_ADDR 0x09400000 #define WINDOW_ADDR 0x09400000
#define WINDOW_SIZE 0x00200000 #define WINDOW_SIZE 0x00200000
@ -48,7 +46,6 @@ static struct map_info ts5500_map = {
.phys = WINDOW_ADDR .phys = WINDOW_ADDR
}; };
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition ts5500_partitions[] = { static struct mtd_partition ts5500_partitions[] = {
{ {
.name = "Drive A", .name = "Drive A",
@ -69,8 +66,6 @@ static struct mtd_partition ts5500_partitions[] = {
#define NUM_PARTITIONS (sizeof(ts5500_partitions)/sizeof(struct mtd_partition)) #define NUM_PARTITIONS (sizeof(ts5500_partitions)/sizeof(struct mtd_partition))
#endif
static struct mtd_info *mymtd; static struct mtd_info *mymtd;
static int __init init_ts5500_map(void) static int __init init_ts5500_map(void)
@ -79,48 +74,39 @@ static int __init init_ts5500_map(void)
ts5500_map.virt = ioremap_nocache(ts5500_map.phys, ts5500_map.size); ts5500_map.virt = ioremap_nocache(ts5500_map.phys, ts5500_map.size);
if(!ts5500_map.virt) { if (!ts5500_map.virt) {
printk(KERN_ERR "Failed to ioremap_nocache\n"); printk(KERN_ERR "Failed to ioremap_nocache\n");
rc = -EIO; rc = -EIO;
goto err_out_ioremap; goto err2;
} }
simple_map_init(&ts5500_map); simple_map_init(&ts5500_map);
mymtd = do_map_probe("jedec_probe", &ts5500_map); mymtd = do_map_probe("jedec_probe", &ts5500_map);
if(!mymtd) if (!mymtd)
mymtd = do_map_probe("map_rom", &ts5500_map); mymtd = do_map_probe("map_rom", &ts5500_map);
if(!mymtd) { if (!mymtd) {
rc = -ENXIO; rc = -ENXIO;
goto err_out_map; goto err1;
} }
mymtd->owner = THIS_MODULE; mymtd->owner = THIS_MODULE;
#ifdef CONFIG_MTD_PARTITIONS
add_mtd_partitions(mymtd, ts5500_partitions, NUM_PARTITIONS); add_mtd_partitions(mymtd, ts5500_partitions, NUM_PARTITIONS);
#else
add_mtd_device(mymtd);
#endif
return 0; return 0;
err_out_map: err1:
map_destroy(mymtd); map_destroy(mymtd);
err_out_ioremap:
iounmap(ts5500_map.virt); iounmap(ts5500_map.virt);
err2:
return rc; return rc;
} }
static void __exit cleanup_ts5500_map(void) static void __exit cleanup_ts5500_map(void)
{ {
if (mymtd) { if (mymtd) {
#ifdef CONFIG_MTD_PARTITIONS
del_mtd_partitions(mymtd); del_mtd_partitions(mymtd);
#else
del_mtd_device(mymtd);
#endif
map_destroy(mymtd); map_destroy(mymtd);
} }