diff options
| -rw-r--r-- | arch/arm/mach-omap2/board-apollon.c | 4 | ||||
| -rw-r--r-- | drivers/mtd/onenand/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/mtd/onenand/generic.c | 24 | ||||
| -rw-r--r-- | include/linux/mtd/onenand.h | 8 |
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 dcfc20d03894..b4d4ef6d90b9 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 3a094d1bf8cc..a38f580c2bb3 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 3a496c33fb52..e78914938c5c 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 8ed873374381..4e49f3350678 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 */ |