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path: root/drivers/mtd/maps/bfin-async-flash.c
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Diffstat (limited to 'drivers/mtd/maps/bfin-async-flash.c')
-rw-r--r--drivers/mtd/maps/bfin-async-flash.c58
1 files changed, 13 insertions, 45 deletions
diff --git a/drivers/mtd/maps/bfin-async-flash.c b/drivers/mtd/maps/bfin-async-flash.c
index 85dd18193cf..6ea51e54904 100644
--- a/drivers/mtd/maps/bfin-async-flash.c
+++ b/drivers/mtd/maps/bfin-async-flash.c
@@ -14,7 +14,6 @@
* Licensed under the GPL-2 or later.
*/
-#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mtd/mtd.h>
@@ -30,7 +29,8 @@
#include <linux/io.h>
#include <asm/unaligned.h>
-#define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); })
+#define pr_devinit(fmt, args...) \
+ ({ static const char __fmt[] = fmt; printk(__fmt, ## args); })
#define DRIVER_NAME "bfin-async-flash"
@@ -41,9 +41,6 @@ struct async_state {
uint32_t flash_ambctl0, flash_ambctl1;
uint32_t save_ambctl0, save_ambctl1;
unsigned long irq_flags;
-#ifdef CONFIG_MTD_PARTITIONS
- struct mtd_partition *parts;
-#endif
};
static void switch_to_flash(struct async_state *state)
@@ -124,14 +121,13 @@ static void bfin_flash_copy_to(struct map_info *map, unsigned long to, const voi
switch_back(state);
}
-#ifdef CONFIG_MTD_PARTITIONS
-static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL };
-#endif
+static const char * const part_probe_types[] = {
+ "cmdlinepart", "RedBoot", NULL };
-static int __devinit bfin_flash_probe(struct platform_device *pdev)
+static int bfin_flash_probe(struct platform_device *pdev)
{
int ret;
- struct physmap_flash_data *pdata = pdev->dev.platform_data;
+ struct physmap_flash_data *pdata = dev_get_platdata(&pdev->dev);
struct resource *memory = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct resource *flash_ambctl = platform_get_resource(pdev, IORESOURCE_MEM, 1);
struct async_state *state;
@@ -146,7 +142,7 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev)
state->map.write = bfin_flash_write;
state->map.copy_to = bfin_flash_copy_to;
state->map.bankwidth = pdata->width;
- state->map.size = memory->end - memory->start + 1;
+ state->map.size = resource_size(memory);
state->map.virt = (void __iomem *)memory->start;
state->map.phys = memory->start;
state->map.map_priv_1 = (unsigned long)state;
@@ -169,37 +165,19 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev)
return -ENXIO;
}
-#ifdef CONFIG_MTD_PARTITIONS
- ret = parse_mtd_partitions(state->mtd, part_probe_types, &pdata->parts, 0);
- if (ret > 0) {
- pr_devinit(KERN_NOTICE DRIVER_NAME ": Using commandline partition definition\n");
- add_mtd_partitions(state->mtd, pdata->parts, ret);
- state->parts = pdata->parts;
-
- } else if (pdata->nr_parts) {
- pr_devinit(KERN_NOTICE DRIVER_NAME ": Using board partition definition\n");
- add_mtd_partitions(state->mtd, pdata->parts, pdata->nr_parts);
-
- } else
-#endif
- {
- pr_devinit(KERN_NOTICE DRIVER_NAME ": no partition info available, registering whole flash at once\n");
- add_mtd_device(state->mtd);
- }
+ mtd_device_parse_register(state->mtd, part_probe_types, NULL,
+ pdata->parts, pdata->nr_parts);
platform_set_drvdata(pdev, state);
return 0;
}
-static int __devexit bfin_flash_remove(struct platform_device *pdev)
+static int bfin_flash_remove(struct platform_device *pdev)
{
struct async_state *state = platform_get_drvdata(pdev);
gpio_free(state->enet_flash_pin);
-#ifdef CONFIG_MTD_PARTITIONS
- del_mtd_partitions(state->mtd);
- kfree(state->parts);
-#endif
+ mtd_device_unregister(state->mtd);
map_destroy(state->mtd);
kfree(state);
return 0;
@@ -207,23 +185,13 @@ static int __devexit bfin_flash_remove(struct platform_device *pdev)
static struct platform_driver bfin_flash_driver = {
.probe = bfin_flash_probe,
- .remove = __devexit_p(bfin_flash_remove),
+ .remove = bfin_flash_remove,
.driver = {
.name = DRIVER_NAME,
},
};
-static int __init bfin_flash_init(void)
-{
- return platform_driver_register(&bfin_flash_driver);
-}
-module_init(bfin_flash_init);
-
-static void __exit bfin_flash_exit(void)
-{
- platform_driver_unregister(&bfin_flash_driver);
-}
-module_exit(bfin_flash_exit);
+module_platform_driver(bfin_flash_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("MTD map driver for Blackfins with flash/ethernet on same async bank");