diff options
Diffstat (limited to 'drivers/mtd/maps/omap-toto-flash.c')
-rw-r--r-- | drivers/mtd/maps/omap-toto-flash.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/drivers/mtd/maps/omap-toto-flash.c b/drivers/mtd/maps/omap-toto-flash.c deleted file mode 100644 index 0a60ebbc2175..000000000000 --- a/drivers/mtd/maps/omap-toto-flash.c +++ /dev/null | |||
@@ -1,133 +0,0 @@ | |||
1 | /* | ||
2 | * NOR Flash memory access on TI Toto board | ||
3 | * | ||
4 | * jzhang@ti.com (C) 2003 Texas Instruments. | ||
5 | * | ||
6 | * (C) 2002 MontVista Software, Inc. | ||
7 | */ | ||
8 | |||
9 | #include <linux/module.h> | ||
10 | #include <linux/types.h> | ||
11 | #include <linux/kernel.h> | ||
12 | #include <linux/errno.h> | ||
13 | #include <linux/init.h> | ||
14 | #include <linux/slab.h> | ||
15 | |||
16 | #include <linux/mtd/mtd.h> | ||
17 | #include <linux/mtd/map.h> | ||
18 | #include <linux/mtd/partitions.h> | ||
19 | |||
20 | #include <asm/hardware.h> | ||
21 | #include <asm/io.h> | ||
22 | |||
23 | |||
24 | #ifndef CONFIG_ARCH_OMAP | ||
25 | #error This is for OMAP architecture only | ||
26 | #endif | ||
27 | |||
28 | //these lines need be moved to a hardware header file | ||
29 | #define OMAP_TOTO_FLASH_BASE 0xd8000000 | ||
30 | #define OMAP_TOTO_FLASH_SIZE 0x80000 | ||
31 | |||
32 | static struct map_info omap_toto_map_flash = { | ||
33 | .name = "OMAP Toto flash", | ||
34 | .bankwidth = 2, | ||
35 | .virt = (void __iomem *)OMAP_TOTO_FLASH_BASE, | ||
36 | }; | ||
37 | |||
38 | |||
39 | static struct mtd_partition toto_flash_partitions[] = { | ||
40 | { | ||
41 | .name = "BootLoader", | ||
42 | .size = 0x00040000, /* hopefully u-boot will stay 128k + 128*/ | ||
43 | .offset = 0, | ||
44 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | ||
45 | }, { | ||
46 | .name = "ReservedSpace", | ||
47 | .size = 0x00030000, | ||
48 | .offset = MTDPART_OFS_APPEND, | ||
49 | //mask_flags: MTD_WRITEABLE, /* force read-only */ | ||
50 | }, { | ||
51 | .name = "EnvArea", /* bottom 64KiB for env vars */ | ||
52 | .size = MTDPART_SIZ_FULL, | ||
53 | .offset = MTDPART_OFS_APPEND, | ||
54 | } | ||
55 | }; | ||
56 | |||
57 | static struct mtd_partition *parsed_parts; | ||
58 | |||
59 | static struct mtd_info *flash_mtd; | ||
60 | |||
61 | static int __init init_flash (void) | ||
62 | { | ||
63 | |||
64 | struct mtd_partition *parts; | ||
65 | int nb_parts = 0; | ||
66 | int parsed_nr_parts = 0; | ||
67 | const char *part_type; | ||
68 | |||
69 | /* | ||
70 | * Static partition definition selection | ||
71 | */ | ||
72 | part_type = "static"; | ||
73 | |||
74 | parts = toto_flash_partitions; | ||
75 | nb_parts = ARRAY_SIZE(toto_flash_partitions); | ||
76 | omap_toto_map_flash.size = OMAP_TOTO_FLASH_SIZE; | ||
77 | omap_toto_map_flash.phys = virt_to_phys(OMAP_TOTO_FLASH_BASE); | ||
78 | |||
79 | simple_map_init(&omap_toto_map_flash); | ||
80 | /* | ||
81 | * Now let's probe for the actual flash. Do it here since | ||
82 | * specific machine settings might have been set above. | ||
83 | */ | ||
84 | printk(KERN_NOTICE "OMAP toto flash: probing %d-bit flash bus\n", | ||
85 | omap_toto_map_flash.bankwidth*8); | ||
86 | flash_mtd = do_map_probe("jedec_probe", &omap_toto_map_flash); | ||
87 | if (!flash_mtd) | ||
88 | return -ENXIO; | ||
89 | |||
90 | if (parsed_nr_parts > 0) { | ||
91 | parts = parsed_parts; | ||
92 | nb_parts = parsed_nr_parts; | ||
93 | } | ||
94 | |||
95 | if (nb_parts == 0) { | ||
96 | printk(KERN_NOTICE "OMAP toto flash: no partition info available," | ||
97 | "registering whole flash at once\n"); | ||
98 | if (add_mtd_device(flash_mtd)){ | ||
99 | return -ENXIO; | ||
100 | } | ||
101 | } else { | ||
102 | printk(KERN_NOTICE "Using %s partition definition\n", | ||
103 | part_type); | ||
104 | return add_mtd_partitions(flash_mtd, parts, nb_parts); | ||
105 | } | ||
106 | return 0; | ||
107 | } | ||
108 | |||
109 | int __init omap_toto_mtd_init(void) | ||
110 | { | ||
111 | int status; | ||
112 | |||
113 | if (status = init_flash()) { | ||
114 | printk(KERN_ERR "OMAP Toto Flash: unable to init map for toto flash\n"); | ||
115 | } | ||
116 | return status; | ||
117 | } | ||
118 | |||
119 | static void __exit omap_toto_mtd_cleanup(void) | ||
120 | { | ||
121 | if (flash_mtd) { | ||
122 | del_mtd_partitions(flash_mtd); | ||
123 | map_destroy(flash_mtd); | ||
124 | kfree(parsed_parts); | ||
125 | } | ||
126 | } | ||
127 | |||
128 | module_init(omap_toto_mtd_init); | ||
129 | module_exit(omap_toto_mtd_cleanup); | ||
130 | |||
131 | MODULE_AUTHOR("Jian Zhang"); | ||
132 | MODULE_DESCRIPTION("OMAP Toto board map driver"); | ||
133 | MODULE_LICENSE("GPL"); | ||