diff options
Diffstat (limited to 'drivers/mtd/maps/h720x-flash.c')
| -rw-r--r-- | drivers/mtd/maps/h720x-flash.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/drivers/mtd/maps/h720x-flash.c b/drivers/mtd/maps/h720x-flash.c deleted file mode 100644 index 72c724fa8c2..00000000000 --- a/drivers/mtd/maps/h720x-flash.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Flash memory access on Hynix GMS30C7201/HMS30C7202 based - * evaluation boards - * - * (C) 2002 Jungjun Kim <jungjun.kim@hynix.com> - * 2003 Thomas Gleixner <tglx@linutronix.de> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/slab.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <mach/hardware.h> -#include <asm/io.h> - -static struct mtd_info *mymtd; - -static struct map_info h720x_map = { - .name = "H720X", - .bankwidth = 4, - .size = H720X_FLASH_SIZE, - .phys = H720X_FLASH_PHYS, -}; - -static struct mtd_partition h720x_partitions[] = { - { - .name = "ArMon", - .size = 0x00080000, - .offset = 0, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Env", - .size = 0x00040000, - .offset = 0x00080000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Kernel", - .size = 0x00180000, - .offset = 0x000c0000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Ramdisk", - .size = 0x00400000, - .offset = 0x00240000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "jffs2", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND - } -}; - -#define NUM_PARTITIONS ARRAY_SIZE(h720x_partitions) - -static int nr_mtd_parts; -static struct mtd_partition *mtd_parts; -static const char *probes[] = { "cmdlinepart", NULL }; - -/* - * Initialize FLASH support - */ -static int __init h720x_mtd_init(void) -{ - - char *part_type = NULL; - - h720x_map.virt = ioremap(h720x_map.phys, h720x_map.size); - - if (!h720x_map.virt) { - printk(KERN_ERR "H720x-MTD: ioremap failed\n"); - return -EIO; - } - - simple_map_init(&h720x_map); - - // Probe for flash bankwidth 4 - printk (KERN_INFO "H720x-MTD probing 32bit FLASH\n"); - mymtd = do_map_probe("cfi_probe", &h720x_map); - if (!mymtd) { - printk (KERN_INFO "H720x-MTD probing 16bit FLASH\n"); - // Probe for bankwidth 2 - h720x_map.bankwidth = 2; - mymtd = do_map_probe("cfi_probe", &h720x_map); - } - - if (mymtd) { - mymtd->owner = THIS_MODULE; - -#ifdef CONFIG_MTD_PARTITIONS - nr_mtd_parts = parse_mtd_partitions(mymtd, probes, &mtd_parts, 0); - if (nr_mtd_parts > 0) - part_type = "command line"; -#endif - if (nr_mtd_parts <= 0) { - mtd_parts = h720x_partitions; - nr_mtd_parts = NUM_PARTITIONS; - part_type = "builtin"; - } - printk(KERN_INFO "Using %s partition table\n", part_type); - add_mtd_partitions(mymtd, mtd_parts, nr_mtd_parts); - return 0; - } - - iounmap((void *)h720x_map.virt); - return -ENXIO; -} - -/* - * Cleanup - */ -static void __exit h720x_mtd_cleanup(void) -{ - - if (mymtd) { - del_mtd_partitions(mymtd); - map_destroy(mymtd); - } - - /* Free partition info, if commandline partition was used */ - if (mtd_parts && (mtd_parts != h720x_partitions)) - kfree (mtd_parts); - - if (h720x_map.virt) { - iounmap((void *)h720x_map.virt); - h720x_map.virt = 0; - } -} - - -module_init(h720x_mtd_init); -module_exit(h720x_mtd_cleanup); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Thomas Gleixner <tglx@linutronix.de>"); -MODULE_DESCRIPTION("MTD map driver for Hynix evaluation boards"); |