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-rw-r--r--drivers/mtd/maps/Kconfig18
-rw-r--r--drivers/mtd/maps/Makefile1
-rw-r--r--drivers/mtd/maps/bast-flash.c224
3 files changed, 0 insertions, 243 deletions
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index d2d339a7598d..ef1e29ea5a2c 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -556,24 +556,6 @@ config MTD_DMV182
556 help 556 help
557 Map driver for Dy-4 SVME/DMV-182 board. 557 Map driver for Dy-4 SVME/DMV-182 board.
558 558
559config MTD_BAST
560 tristate "Map driver for Simtec BAST (EB2410ITX) or Thorcom VR1000"
561 depends on ARCH_BAST || MACH_VR1000
562 select MTD_PARTITIONS
563 select MTD_MAP_BANK_WIDTH_16
564 select MTD_JEDECPROBE
565 help
566 Map driver for NOR flash on the Simtec BAST (EB2410ITX), or the
567 Thorcom VR1000
568
569 Note, this driver *cannot* over-ride the WP link on the
570 board, or currently detect the state of the link.
571
572config MTD_BAST_MAXSIZE
573 int "Maximum size for BAST flash area (MiB)"
574 depends on MTD_BAST
575 default "4"
576
577config MTD_SHARP_SL 559config MTD_SHARP_SL
578 tristate "ROM mapped on Sharp SL Series" 560 tristate "ROM mapped on Sharp SL Series"
579 depends on ARCH_PXA 561 depends on ARCH_PXA
diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
index f3b0c5951663..b29ea5460657 100644
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -9,7 +9,6 @@ endif
9# Chip mappings 9# Chip mappings
10obj-$(CONFIG_MTD_CDB89712) += cdb89712.o 10obj-$(CONFIG_MTD_CDB89712) += cdb89712.o
11obj-$(CONFIG_MTD_ARM_INTEGRATOR)+= integrator-flash.o 11obj-$(CONFIG_MTD_ARM_INTEGRATOR)+= integrator-flash.o
12obj-$(CONFIG_MTD_BAST) += bast-flash.o
13obj-$(CONFIG_MTD_CFI_FLAGADM) += cfi_flagadm.o 12obj-$(CONFIG_MTD_CFI_FLAGADM) += cfi_flagadm.o
14obj-$(CONFIG_MTD_DC21285) += dc21285.o 13obj-$(CONFIG_MTD_DC21285) += dc21285.o
15obj-$(CONFIG_MTD_DILNETPC) += dilnetpc.o 14obj-$(CONFIG_MTD_DILNETPC) += dilnetpc.o
diff --git a/drivers/mtd/maps/bast-flash.c b/drivers/mtd/maps/bast-flash.c
deleted file mode 100644
index ca5414880341..000000000000
--- a/drivers/mtd/maps/bast-flash.c
+++ /dev/null
@@ -1,224 +0,0 @@
1/* linux/drivers/mtd/maps/bast-flash.c
2 *
3 * Copyright (c) 2004-2005 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * Simtec Bast (EB2410ITX) NOR MTD Mapping driver
7 *
8 * Changelog:
9 * 20-Sep-2004 BJD Initial version
10 * 17-Jan-2005 BJD Add whole device if no partitions found
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25*/
26
27#include <linux/module.h>
28#include <linux/types.h>
29#include <linux/init.h>
30#include <linux/kernel.h>
31#include <linux/string.h>
32#include <linux/ioport.h>
33#include <linux/device.h>
34#include <linux/slab.h>
35#include <linux/platform_device.h>
36#include <linux/mtd/mtd.h>
37#include <linux/mtd/map.h>
38#include <linux/mtd/partitions.h>
39
40#include <asm/io.h>
41#include <asm/mach/flash.h>
42
43#include <asm/arch/map.h>
44#include <asm/arch/bast-map.h>
45#include <asm/arch/bast-cpld.h>
46
47#ifdef CONFIG_MTD_BAST_MAXSIZE
48#define AREA_MAXSIZE (CONFIG_MTD_BAST_MAXSIZE * SZ_1M)
49#else
50#define AREA_MAXSIZE (32 * SZ_1M)
51#endif
52
53#define PFX "bast-flash: "
54
55struct bast_flash_info {
56 struct mtd_info *mtd;
57 struct map_info map;
58 struct mtd_partition *partitions;
59 struct resource *area;
60};
61
62static const char *probes[] = { "RedBoot", "cmdlinepart", NULL };
63
64static void bast_flash_setrw(int to)
65{
66 unsigned int val;
67 unsigned long flags;
68
69 local_irq_save(flags);
70 val = __raw_readb(BAST_VA_CTRL3);
71
72 if (to)
73 val |= BAST_CPLD_CTRL3_ROMWEN;
74 else
75 val &= ~BAST_CPLD_CTRL3_ROMWEN;
76
77 pr_debug("new cpld ctrl3=%02x\n", val);
78
79 __raw_writeb(val, BAST_VA_CTRL3);
80 local_irq_restore(flags);
81}
82
83static int bast_flash_remove(struct platform_device *pdev)
84{
85 struct bast_flash_info *info = platform_get_drvdata(pdev);
86
87 platform_set_drvdata(pdev, NULL);
88
89 if (info == NULL)
90 return 0;
91
92 if (info->map.virt != NULL)
93 iounmap(info->map.virt);
94
95 if (info->mtd) {
96 del_mtd_partitions(info->mtd);
97 map_destroy(info->mtd);
98 }
99
100 kfree(info->partitions);
101
102 if (info->area) {
103 release_resource(info->area);
104 kfree(info->area);
105 }
106
107 kfree(info);
108
109 return 0;
110}
111
112static int bast_flash_probe(struct platform_device *pdev)
113{
114 struct bast_flash_info *info;
115 struct resource *res;
116 int err = 0;
117
118 info = kmalloc(sizeof(*info), GFP_KERNEL);
119 if (info == NULL) {
120 printk(KERN_ERR PFX "no memory for flash info\n");
121 err = -ENOMEM;
122 goto exit_error;
123 }
124
125 memzero(info, sizeof(*info));
126 platform_set_drvdata(pdev, info);
127
128 res = pdev->resource; /* assume that the flash has one resource */
129
130 info->map.phys = res->start;
131 info->map.size = res->end - res->start + 1;
132 info->map.name = pdev->dev.bus_id;
133 info->map.bankwidth = 2;
134
135 if (info->map.size > AREA_MAXSIZE)
136 info->map.size = AREA_MAXSIZE;
137
138 pr_debug("%s: area %08lx, size %ld\n", __func__,
139 info->map.phys, info->map.size);
140
141 info->area = request_mem_region(res->start, info->map.size,
142 pdev->name);
143 if (info->area == NULL) {
144 printk(KERN_ERR PFX "cannot reserve flash memory region\n");
145 err = -ENOENT;
146 goto exit_error;
147 }
148
149 info->map.virt = ioremap(res->start, info->map.size);
150 pr_debug("%s: virt at %08x\n", __func__, (int)info->map.virt);
151
152 if (info->map.virt == 0) {
153 printk(KERN_ERR PFX "failed to ioremap() region\n");
154 err = -EIO;
155 goto exit_error;
156 }
157
158 simple_map_init(&info->map);
159
160 /* enable the write to the flash area */
161
162 bast_flash_setrw(1);
163
164 /* probe for the device(s) */
165
166 info->mtd = do_map_probe("jedec_probe", &info->map);
167 if (info->mtd == NULL)
168 info->mtd = do_map_probe("cfi_probe", &info->map);
169
170 if (info->mtd == NULL) {
171 printk(KERN_ERR PFX "map_probe() failed\n");
172 err = -ENXIO;
173 goto exit_error;
174 }
175
176 /* mark ourselves as the owner */
177 info->mtd->owner = THIS_MODULE;
178
179 err = parse_mtd_partitions(info->mtd, probes, &info->partitions, 0);
180 if (err > 0) {
181 err = add_mtd_partitions(info->mtd, info->partitions, err);
182 if (err)
183 printk(KERN_ERR PFX "cannot add/parse partitions\n");
184 } else {
185 err = add_mtd_device(info->mtd);
186 }
187
188 if (err == 0)
189 return 0;
190
191 /* fall through to exit error */
192
193 exit_error:
194 bast_flash_remove(pdev);
195 return err;
196}
197
198static struct platform_driver bast_flash_driver = {
199 .probe = bast_flash_probe,
200 .remove = bast_flash_remove,
201 .driver = {
202 .name = "bast-nor",
203 .owner = THIS_MODULE,
204 },
205};
206
207static int __init bast_flash_init(void)
208{
209 printk("BAST NOR-Flash Driver, (c) 2004 Simtec Electronics\n");
210 return platform_driver_register(&bast_flash_driver);
211}
212
213static void __exit bast_flash_exit(void)
214{
215 platform_driver_unregister(&bast_flash_driver);
216}
217
218module_init(bast_flash_init);
219module_exit(bast_flash_exit);
220
221MODULE_LICENSE("GPL");
222MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
223MODULE_DESCRIPTION("BAST MTD Map driver");
224MODULE_ALIAS("platform:bast-nor");
generated by cgit v1.2.2 (git 2.25.0) at 2025-11-30 14:03:49 -0500