diff options
Diffstat (limited to 'drivers/mtd/maps/ocotea.c')
-rw-r--r-- | drivers/mtd/maps/ocotea.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/drivers/mtd/maps/ocotea.c b/drivers/mtd/maps/ocotea.c deleted file mode 100644 index 5522eac8c980..000000000000 --- a/drivers/mtd/maps/ocotea.c +++ /dev/null | |||
@@ -1,154 +0,0 @@ | |||
1 | /* | ||
2 | * Mapping for Ocotea user flash | ||
3 | * | ||
4 | * Matt Porter <mporter@kernel.crashing.org> | ||
5 | * | ||
6 | * Copyright 2002-2004 MontaVista Software Inc. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify it | ||
9 | * under the terms of the GNU General Public License as published by the | ||
10 | * Free Software Foundation; either version 2 of the License, or (at your | ||
11 | * option) any later version. | ||
12 | */ | ||
13 | |||
14 | #include <linux/module.h> | ||
15 | #include <linux/types.h> | ||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/init.h> | ||
18 | #include <linux/mtd/mtd.h> | ||
19 | #include <linux/mtd/map.h> | ||
20 | #include <linux/mtd/partitions.h> | ||
21 | #include <asm/io.h> | ||
22 | #include <asm/ibm44x.h> | ||
23 | #include <platforms/4xx/ocotea.h> | ||
24 | |||
25 | static struct mtd_info *flash; | ||
26 | |||
27 | static struct map_info ocotea_small_map = { | ||
28 | .name = "Ocotea small flash", | ||
29 | .size = OCOTEA_SMALL_FLASH_SIZE, | ||
30 | .buswidth = 1, | ||
31 | }; | ||
32 | |||
33 | static struct map_info ocotea_large_map = { | ||
34 | .name = "Ocotea large flash", | ||
35 | .size = OCOTEA_LARGE_FLASH_SIZE, | ||
36 | .buswidth = 1, | ||
37 | }; | ||
38 | |||
39 | static struct mtd_partition ocotea_small_partitions[] = { | ||
40 | { | ||
41 | .name = "pibs", | ||
42 | .offset = 0x0, | ||
43 | .size = 0x100000, | ||
44 | } | ||
45 | }; | ||
46 | |||
47 | static struct mtd_partition ocotea_large_partitions[] = { | ||
48 | { | ||
49 | .name = "fs", | ||
50 | .offset = 0, | ||
51 | .size = 0x300000, | ||
52 | }, | ||
53 | { | ||
54 | .name = "firmware", | ||
55 | .offset = 0x300000, | ||
56 | .size = 0x100000, | ||
57 | } | ||
58 | }; | ||
59 | |||
60 | int __init init_ocotea(void) | ||
61 | { | ||
62 | u8 fpga0_reg; | ||
63 | u8 *fpga0_adr; | ||
64 | unsigned long long small_flash_base, large_flash_base; | ||
65 | |||
66 | fpga0_adr = ioremap64(OCOTEA_FPGA_ADDR, 16); | ||
67 | if (!fpga0_adr) | ||
68 | return -ENOMEM; | ||
69 | |||
70 | fpga0_reg = readb((unsigned long)fpga0_adr); | ||
71 | iounmap(fpga0_adr); | ||
72 | |||
73 | if (OCOTEA_BOOT_LARGE_FLASH(fpga0_reg)) { | ||
74 | small_flash_base = OCOTEA_SMALL_FLASH_HIGH; | ||
75 | large_flash_base = OCOTEA_LARGE_FLASH_LOW; | ||
76 | } | ||
77 | else { | ||
78 | small_flash_base = OCOTEA_SMALL_FLASH_LOW; | ||
79 | large_flash_base = OCOTEA_LARGE_FLASH_HIGH; | ||
80 | } | ||
81 | |||
82 | ocotea_small_map.phys = small_flash_base; | ||
83 | ocotea_small_map.virt = ioremap64(small_flash_base, | ||
84 | ocotea_small_map.size); | ||
85 | |||
86 | if (!ocotea_small_map.virt) { | ||
87 | printk("Failed to ioremap flash\n"); | ||
88 | return -EIO; | ||
89 | } | ||
90 | |||
91 | simple_map_init(&ocotea_small_map); | ||
92 | |||
93 | flash = do_map_probe("map_rom", &ocotea_small_map); | ||
94 | if (flash) { | ||
95 | flash->owner = THIS_MODULE; | ||
96 | add_mtd_partitions(flash, ocotea_small_partitions, | ||
97 | ARRAY_SIZE(ocotea_small_partitions)); | ||
98 | } else { | ||
99 | printk("map probe failed for flash\n"); | ||
100 | iounmap(ocotea_small_map.virt); | ||
101 | return -ENXIO; | ||
102 | } | ||
103 | |||
104 | ocotea_large_map.phys = large_flash_base; | ||
105 | ocotea_large_map.virt = ioremap64(large_flash_base, | ||
106 | ocotea_large_map.size); | ||
107 | |||
108 | if (!ocotea_large_map.virt) { | ||
109 | printk("Failed to ioremap flash\n"); | ||
110 | iounmap(ocotea_small_map.virt); | ||
111 | return -EIO; | ||
112 | } | ||
113 | |||
114 | simple_map_init(&ocotea_large_map); | ||
115 | |||
116 | flash = do_map_probe("cfi_probe", &ocotea_large_map); | ||
117 | if (flash) { | ||
118 | flash->owner = THIS_MODULE; | ||
119 | add_mtd_partitions(flash, ocotea_large_partitions, | ||
120 | ARRAY_SIZE(ocotea_large_partitions)); | ||
121 | } else { | ||
122 | printk("map probe failed for flash\n"); | ||
123 | iounmap(ocotea_small_map.virt); | ||
124 | iounmap(ocotea_large_map.virt); | ||
125 | return -ENXIO; | ||
126 | } | ||
127 | |||
128 | return 0; | ||
129 | } | ||
130 | |||
131 | static void __exit cleanup_ocotea(void) | ||
132 | { | ||
133 | if (flash) { | ||
134 | del_mtd_partitions(flash); | ||
135 | map_destroy(flash); | ||
136 | } | ||
137 | |||
138 | if (ocotea_small_map.virt) { | ||
139 | iounmap((void *)ocotea_small_map.virt); | ||
140 | ocotea_small_map.virt = 0; | ||
141 | } | ||
142 | |||
143 | if (ocotea_large_map.virt) { | ||
144 | iounmap((void *)ocotea_large_map.virt); | ||
145 | ocotea_large_map.virt = 0; | ||
146 | } | ||
147 | } | ||
148 | |||
149 | module_init(init_ocotea); | ||
150 | module_exit(cleanup_ocotea); | ||
151 | |||
152 | MODULE_LICENSE("GPL"); | ||
153 | MODULE_AUTHOR("Matt Porter <mporter@kernel.crashing.org>"); | ||
154 | MODULE_DESCRIPTION("MTD map and partitions for IBM 440GX Ocotea boards"); | ||