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-rw-r--r--arch/arm/mach-omap2/board-apollon.c4
-rw-r--r--drivers/mtd/onenand/Kconfig1
-rw-r--r--drivers/mtd/onenand/generic.c24
-rw-r--r--include/linux/mtd/onenand.h8
4 files changed, 24 insertions, 13 deletions
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index dcfc20d0389..b4d4ef6d90b 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -87,7 +87,7 @@ static struct mtd_partition apollon_partitions[] = {
},
};
-static struct flash_platform_data apollon_flash_data = {
+static struct onenand_platform_data apollon_flash_data = {
.parts = apollon_partitions,
.nr_parts = ARRAY_SIZE(apollon_partitions),
};
@@ -99,7 +99,7 @@ static struct resource apollon_flash_resource[] = {
};
static struct platform_device apollon_onenand_device = {
- .name = "onenand",
+ .name = "onenand-flash",
.id = -1,
.dev = {
.platform_data = &apollon_flash_data,
diff --git a/drivers/mtd/onenand/Kconfig b/drivers/mtd/onenand/Kconfig
index 3a094d1bf8c..a38f580c2bb 100644
--- a/drivers/mtd/onenand/Kconfig
+++ b/drivers/mtd/onenand/Kconfig
@@ -24,7 +24,6 @@ config MTD_ONENAND_VERIFY_WRITE
config MTD_ONENAND_GENERIC
tristate "OneNAND Flash device via platform device driver"
- depends on ARM
help
Support for OneNAND flash via platform device driver.
diff --git a/drivers/mtd/onenand/generic.c b/drivers/mtd/onenand/generic.c
index 3a496c33fb5..e78914938c5 100644
--- a/drivers/mtd/onenand/generic.c
+++ b/drivers/mtd/onenand/generic.c
@@ -19,12 +19,16 @@
#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"
+/*
+ * Note: Driver name and platform data format have been updated!
+ *
+ * This version of the driver is named "onenand-flash" and takes struct
+ * onenand_platform_data as platform data. The old ARM-specific version
+ * with the name "onenand" used to take struct flash_platform_data.
+ */
+#define DRIVER_NAME "onenand-flash"
#ifdef CONFIG_MTD_PARTITIONS
static const char *part_probes[] = { "cmdlinepart", NULL, };
@@ -39,16 +43,16 @@ struct onenand_info {
static int __devinit generic_onenand_probe(struct platform_device *pdev)
{
struct onenand_info *info;
- struct flash_platform_data *pdata = pdev->dev.platform_data;
+ struct onenand_platform_data *pdata = pdev->dev.platform_data;
struct resource *res = pdev->resource;
- unsigned long size = res->end - res->start + 1;
+ unsigned long size = resource_size(res);
int err;
info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
- if (!request_mem_region(res->start, size, pdev->dev.driver->name)) {
+ if (!request_mem_region(res->start, size, dev_name(&pdev->dev))) {
err = -EBUSY;
goto out_free_info;
}
@@ -59,7 +63,7 @@ static int __devinit generic_onenand_probe(struct platform_device *pdev)
goto out_release_mem_region;
}
- info->onenand.mmcontrol = pdata->mmcontrol;
+ info->onenand.mmcontrol = pdata ? pdata->mmcontrol : 0;
info->onenand.irq = platform_get_irq(pdev, 0);
info->mtd.name = dev_name(&pdev->dev);
@@ -75,7 +79,7 @@ static int __devinit generic_onenand_probe(struct platform_device *pdev)
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)
+ else if (err <= 0 && pdata && pdata->parts)
add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
else
#endif
@@ -99,7 +103,7 @@ static int __devexit generic_onenand_remove(struct platform_device *pdev)
{
struct onenand_info *info = platform_get_drvdata(pdev);
struct resource *res = pdev->resource;
- unsigned long size = res->end - res->start + 1;
+ unsigned long size = resource_size(res);
platform_set_drvdata(pdev, NULL);
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 8ed87337438..4e49f335067 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -214,4 +214,12 @@ unsigned onenand_block(struct onenand_chip *this, loff_t addr);
loff_t onenand_addr(struct onenand_chip *this, int block);
int flexonenand_region(struct mtd_info *mtd, loff_t addr);
+struct mtd_partition;
+
+struct onenand_platform_data {
+ void (*mmcontrol)(struct mtd_info *mtd, int sync_read);
+ struct mtd_partition *parts;
+ unsigned int nr_parts;
+};
+
#endif /* __LINUX_MTD_ONENAND_H */