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authorJiri Kosina <jkosina@suse.cz>2010-08-11 03:36:51 -0400
committerJiri Kosina <jkosina@suse.cz>2010-08-11 03:36:51 -0400
commit6396fc3b3ff3f6b942992b653a62df11dcef9bea (patch)
treedb3c7cbe833b43c653adc99f70941431c5ff7c4e /drivers/mtd/maps/redwood.c
parent4785879e4d340e24e54f6de2ccfc42728b912808 (diff)
parent3d30701b58970425e1d45994d6cb82f828924fdd (diff)
Merge branch 'master' into for-next
Conflicts: fs/exofs/inode.c
Diffstat (limited to 'drivers/mtd/maps/redwood.c')
-rw-r--r--drivers/mtd/maps/redwood.c131
1 files changed, 0 insertions, 131 deletions
diff --git a/drivers/mtd/maps/redwood.c b/drivers/mtd/maps/redwood.c
deleted file mode 100644
index d2c9db00db0c..000000000000
--- a/drivers/mtd/maps/redwood.c
+++ /dev/null
@@ -1,131 +0,0 @@
1/*
2 * drivers/mtd/maps/redwood.c
3 *
4 * FLASH map for the IBM Redwood 4/5/6 boards.
5 *
6 * Author: MontaVista Software, Inc. <source@mvista.com>
7 *
8 * 2001-2003 (c) MontaVista, Software, Inc. This file is licensed under
9 * the terms of the GNU General Public License version 2. This program
10 * is licensed "as is" without any warranty of any kind, whether express
11 * or implied.
12 */
13
14#include <linux/module.h>
15#include <linux/types.h>
16#include <linux/kernel.h>
17#include <linux/init.h>
18
19#include <linux/mtd/mtd.h>
20#include <linux/mtd/map.h>
21#include <linux/mtd/partitions.h>
22
23#include <asm/io.h>
24
25#define WINDOW_ADDR 0xffc00000
26#define WINDOW_SIZE 0x00400000
27
28#define RW_PART0_OF 0
29#define RW_PART0_SZ 0x10000
30#define RW_PART1_OF RW_PART0_SZ
31#define RW_PART1_SZ 0x200000 - 0x10000
32#define RW_PART2_OF 0x200000
33#define RW_PART2_SZ 0x10000
34#define RW_PART3_OF 0x210000
35#define RW_PART3_SZ 0x200000 - (0x10000 + 0x20000)
36#define RW_PART4_OF 0x3e0000
37#define RW_PART4_SZ 0x20000
38
39static struct mtd_partition redwood_flash_partitions[] = {
40 {
41 .name = "Redwood OpenBIOS Vital Product Data",
42 .offset = RW_PART0_OF,
43 .size = RW_PART0_SZ,
44 .mask_flags = MTD_WRITEABLE /* force read-only */
45 },
46 {
47 .name = "Redwood kernel",
48 .offset = RW_PART1_OF,
49 .size = RW_PART1_SZ
50 },
51 {
52 .name = "Redwood OpenBIOS non-volatile storage",
53 .offset = RW_PART2_OF,
54 .size = RW_PART2_SZ,
55 .mask_flags = MTD_WRITEABLE /* force read-only */
56 },
57 {
58 .name = "Redwood filesystem",
59 .offset = RW_PART3_OF,
60 .size = RW_PART3_SZ
61 },
62 {
63 .name = "Redwood OpenBIOS",
64 .offset = RW_PART4_OF,
65 .size = RW_PART4_SZ,
66 .mask_flags = MTD_WRITEABLE /* force read-only */
67 }
68};
69
70struct map_info redwood_flash_map = {
71 .name = "IBM Redwood",
72 .size = WINDOW_SIZE,
73 .bankwidth = 2,
74 .phys = WINDOW_ADDR,
75};
76
77
78#define NUM_REDWOOD_FLASH_PARTITIONS ARRAY_SIZE(redwood_flash_partitions)
79
80static struct mtd_info *redwood_mtd;
81
82static int __init init_redwood_flash(void)
83{
84 int err;
85
86 printk(KERN_NOTICE "redwood: flash mapping: %x at %x\n",
87 WINDOW_SIZE, WINDOW_ADDR);
88
89 redwood_flash_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE);
90
91 if (!redwood_flash_map.virt) {
92 printk("init_redwood_flash: failed to ioremap\n");
93 return -EIO;
94 }
95 simple_map_init(&redwood_flash_map);
96
97 redwood_mtd = do_map_probe("cfi_probe",&redwood_flash_map);
98
99 if (redwood_mtd) {
100 redwood_mtd->owner = THIS_MODULE;
101 err = add_mtd_partitions(redwood_mtd,
102 redwood_flash_partitions,
103 NUM_REDWOOD_FLASH_PARTITIONS);
104 if (err) {
105 printk("init_redwood_flash: add_mtd_partitions failed\n");
106 iounmap(redwood_flash_map.virt);
107 }
108 return err;
109
110 }
111
112 iounmap(redwood_flash_map.virt);
113 return -ENXIO;
114}
115
116static void __exit cleanup_redwood_flash(void)
117{
118 if (redwood_mtd) {
119 del_mtd_partitions(redwood_mtd);
120 /* moved iounmap after map_destroy - armin */
121 map_destroy(redwood_mtd);
122 iounmap((void *)redwood_flash_map.virt);
123 }
124}
125
126module_init(init_redwood_flash);
127module_exit(cleanup_redwood_flash);
128
129MODULE_LICENSE("GPL");
130MODULE_AUTHOR("MontaVista Software <source@mvista.com>");
131MODULE_DESCRIPTION("MTD map driver for the IBM Redwood reference boards");