OneNAND: Remove OMAP platform driver
Now we can use the generic platform driver Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Kyungmin Park
Thomas Gleixner
Родитель
68ee4b1c50
Коммит
1b01d9798d
|
|
@ -30,12 +30,6 @@ config MTD_ONENAND_GENERIC
|
|||
Support for OneNAND flash on generic board. Using device driver
|
||||
framework, now all most platfrom are support.
|
||||
|
||||
config MTD_ONENAND_OMAP
|
||||
tristate "OneNAND Flash device on OMAP board"
|
||||
depends on ARCH_OMAP && MTD_ONENAND
|
||||
help
|
||||
Support for OneNAND flash on TI OMAP board.
|
||||
|
||||
config MTD_ONENAND_SYNC_READ
|
||||
bool "OneNAND Sync. Burst Read Support"
|
||||
depends on ARCH_OMAP
|
||||
|
|
|
|||
|
|
@ -7,7 +7,6 @@ obj-$(CONFIG_MTD_ONENAND) += onenand.o
|
|||
|
||||
# Board specific.
|
||||
obj-$(CONFIG_MTD_ONENAND_GENERIC) += generic.o
|
||||
obj-$(CONFIG_MTD_ONENAND_OMAP) += omap-onenand.o
|
||||
|
||||
# Simulator
|
||||
obj-$(CONFIG_MTD_ONENAND_SIM) += onenand_sim.o
|
||||
|
|
|
|||
|
|
@ -1,147 +0,0 @@
|
|||
/*
|
||||
* linux/drivers/mtd/onenand/omap-onenand.c
|
||||
*
|
||||
* Copyright (c) 2005 Samsung Electronics
|
||||
* Kyungmin Park <kyungmin.park@samsung.com>
|
||||
*
|
||||
* 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.
|
||||
*
|
||||
* Overview:
|
||||
* This is a device driver for the OneNAND flash for OMAP boards.
|
||||
*/
|
||||
|
||||
#include <linux/device.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/mtd/mtd.h>
|
||||
#include <linux/mtd/onenand.h>
|
||||
#include <linux/mtd/partitions.h>
|
||||
|
||||
#include <asm/io.h>
|
||||
#include <asm/mach/flash.h>
|
||||
|
||||
#define DRIVER_NAME "onenand"
|
||||
|
||||
|
||||
#ifdef CONFIG_MTD_PARTITIONS
|
||||
static const char *part_probes[] = { "cmdlinepart", NULL, };
|
||||
#endif
|
||||
|
||||
struct omap_onenand_info {
|
||||
struct mtd_info mtd;
|
||||
struct mtd_partition *parts;
|
||||
struct onenand_chip onenand;
|
||||
};
|
||||
|
||||
static int __devinit omap_onenand_probe(struct device *dev)
|
||||
{
|
||||
struct omap_onenand_info *info;
|
||||
struct platform_device *pdev = to_platform_device(dev);
|
||||
struct onenand_platform_data *pdata = pdev->dev.platform_data;
|
||||
struct resource *res = pdev->resource;
|
||||
unsigned long size = res->end - res->start + 1;
|
||||
int err;
|
||||
|
||||
info = kmalloc(sizeof(struct omap_onenand_info), GFP_KERNEL);
|
||||
if (!info)
|
||||
return -ENOMEM;
|
||||
|
||||
memset(info, 0, sizeof(struct omap_onenand_info));
|
||||
|
||||
if (!request_mem_region(res->start, size, dev->driver->name)) {
|
||||
err = -EBUSY;
|
||||
goto out_free_info;
|
||||
}
|
||||
|
||||
info->onenand.base = ioremap(res->start, size);
|
||||
if (!info->onenand.base) {
|
||||
err = -ENOMEM;
|
||||
goto out_release_mem_region;
|
||||
}
|
||||
|
||||
info->onenand.mmcontrol = pdata->mmcontrol;
|
||||
|
||||
info->mtd.name = pdev->dev.bus_id;
|
||||
info->mtd.priv = &info->onenand;
|
||||
info->mtd.owner = THIS_MODULE;
|
||||
|
||||
if (onenand_scan(&info->mtd, 1)) {
|
||||
err = -ENXIO;
|
||||
goto out_iounmap;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_MTD_PARTITIONS
|
||||
err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
|
||||
if (err > 0)
|
||||
add_mtd_partitions(&info->mtd, info->parts, err);
|
||||
else if (err < 0 && pdata->parts)
|
||||
add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
|
||||
else
|
||||
#endif
|
||||
err = add_mtd_device(&info->mtd);
|
||||
|
||||
dev_set_drvdata(&pdev->dev, info);
|
||||
|
||||
return 0;
|
||||
|
||||
out_iounmap:
|
||||
iounmap(info->onenand.base);
|
||||
out_release_mem_region:
|
||||
release_mem_region(res->start, size);
|
||||
out_free_info:
|
||||
kfree(info);
|
||||
|
||||
return err;
|
||||
}
|
||||
|
||||
static int __devexit omap_onenand_remove(struct device *dev)
|
||||
{
|
||||
struct platform_device *pdev = to_platform_device(dev);
|
||||
struct omap_onenand_info *info = dev_get_drvdata(&pdev->dev);
|
||||
struct resource *res = pdev->resource;
|
||||
unsigned long size = res->end - res->start + 1;
|
||||
|
||||
dev_set_drvdata(&pdev->dev, NULL);
|
||||
|
||||
if (info) {
|
||||
if (info->parts)
|
||||
del_mtd_partitions(&info->mtd);
|
||||
else
|
||||
del_mtd_device(&info->mtd);
|
||||
|
||||
onenand_release(&info->mtd);
|
||||
release_mem_region(res->start, size);
|
||||
iounmap(info->onenand.base);
|
||||
kfree(info);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct device_driver omap_onenand_driver = {
|
||||
.name = DRIVER_NAME,
|
||||
.bus = &platform_bus_type,
|
||||
.probe = omap_onenand_probe,
|
||||
.remove = __devexit_p(omap_onenand_remove),
|
||||
};
|
||||
|
||||
MODULE_ALIAS(DRIVER_NAME);
|
||||
|
||||
static int __init omap_onenand_init(void)
|
||||
{
|
||||
return driver_register(&omap_onenand_driver);
|
||||
}
|
||||
|
||||
static void __exit omap_onenand_exit(void)
|
||||
{
|
||||
driver_unregister(&omap_onenand_driver);
|
||||
}
|
||||
|
||||
module_init(omap_onenand_init);
|
||||
module_exit(omap_onenand_exit);
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
MODULE_AUTHOR("Kyungmin Park <kyungmin.park@samsung.com>");
|
||||
MODULE_DESCRIPTION("Glue layer for OneNAND flash on OMAP boards");
|
||||
Загрузка…
Ссылка в новой задаче