Commit 1b01d979 authored by Kyungmin Park's avatar Kyungmin Park Committed by Thomas Gleixner

OneNAND: Remove OMAP platform driver

Now we can use the generic platform driver
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 68ee4b1c
...@@ -30,12 +30,6 @@ config MTD_ONENAND_GENERIC ...@@ -30,12 +30,6 @@ config MTD_ONENAND_GENERIC
Support for OneNAND flash on generic board. Using device driver Support for OneNAND flash on generic board. Using device driver
framework, now all most platfrom are support. 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 config MTD_ONENAND_SYNC_READ
bool "OneNAND Sync. Burst Read Support" bool "OneNAND Sync. Burst Read Support"
depends on ARCH_OMAP depends on ARCH_OMAP
......
...@@ -7,7 +7,6 @@ obj-$(CONFIG_MTD_ONENAND) += onenand.o ...@@ -7,7 +7,6 @@ obj-$(CONFIG_MTD_ONENAND) += onenand.o
# Board specific. # Board specific.
obj-$(CONFIG_MTD_ONENAND_GENERIC) += generic.o obj-$(CONFIG_MTD_ONENAND_GENERIC) += generic.o
obj-$(CONFIG_MTD_ONENAND_OMAP) += omap-onenand.o
# Simulator # Simulator
obj-$(CONFIG_MTD_ONENAND_SIM) += onenand_sim.o obj-$(CONFIG_MTD_ONENAND_SIM) += onenand_sim.o
......
/*
* 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");
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