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authorLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 13:24:08 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 13:24:08 -0500
commitb3ce1debe2685383a9ad6ace9c49869c3968c013 (patch)
treedcb606fac467d6ce78a9c608a1e0d2323af44f2b /drivers/mtd/maps/sbc_gxx.c
parent5b2f7ffcb734d3046144dfbd5ac6d76254a9e522 (diff)
parentc2965f1129ee54afcc4ef293ff0f25fa3a7e7392 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/tglx/mtd-2.6
Some manual fixups for clashing kfree() cleanups etc.
Diffstat (limited to 'drivers/mtd/maps/sbc_gxx.c')
-rw-r--r--drivers/mtd/maps/sbc_gxx.c46
1 files changed, 23 insertions, 23 deletions
diff --git a/drivers/mtd/maps/sbc_gxx.c b/drivers/mtd/maps/sbc_gxx.c
index 65add28bde14..7cc4041d096d 100644
--- a/drivers/mtd/maps/sbc_gxx.c
+++ b/drivers/mtd/maps/sbc_gxx.c
@@ -1,35 +1,35 @@
1/* sbc_gxx.c -- MTD map driver for Arcom Control Systems SBC-MediaGX, 1/* sbc_gxx.c -- MTD map driver for Arcom Control Systems SBC-MediaGX,
2 SBC-GXm and SBC-GX1 series boards. 2 SBC-GXm and SBC-GX1 series boards.
3 3
4 Copyright (C) 2001 Arcom Control System Ltd 4 Copyright (C) 2001 Arcom Control System Ltd
5 5
6 This program is free software; you can redistribute it and/or modify 6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by 7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or 8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version. 9 (at your option) any later version.
10 10
11 This program is distributed in the hope that it will be useful, 11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details. 14 GNU General Public License for more details.
15 15
16 You should have received a copy of the GNU General Public License 16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software 17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA 18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19 19
20 $Id: sbc_gxx.c,v 1.33 2004/11/28 09:40:40 dwmw2 Exp $ 20 $Id: sbc_gxx.c,v 1.35 2005/11/07 11:14:28 gleixner Exp $
21 21
22The SBC-MediaGX / SBC-GXx has up to 16 MiB of 22The SBC-MediaGX / SBC-GXx has up to 16 MiB of
23Intel StrataFlash (28F320/28F640) in x8 mode. 23Intel StrataFlash (28F320/28F640) in x8 mode.
24 24
25This driver uses the CFI probe and Intel Extended Command Set drivers. 25This driver uses the CFI probe and Intel Extended Command Set drivers.
26 26
27The flash is accessed as follows: 27The flash is accessed as follows:
28 28
29 16 KiB memory window at 0xdc000-0xdffff 29 16 KiB memory window at 0xdc000-0xdffff
30 30
31 Two IO address locations for paging 31 Two IO address locations for paging
32 32
33 0x258 33 0x258
34 bit 0-7: address bit 14-21 34 bit 0-7: address bit 14-21
35 0x259 35 0x259
@@ -37,7 +37,7 @@ The flash is accessed as follows:
37 bit 7: 0 - reset/powered down 37 bit 7: 0 - reset/powered down
38 1 - device enabled 38 1 - device enabled
39 39
40The single flash device is divided into 3 partition which appear as 40The single flash device is divided into 3 partition which appear as
41separate MTD devices. 41separate MTD devices.
42 42
4325/04/2001 AJL (Arcom) Modified signon strings and partition sizes 4325/04/2001 AJL (Arcom) Modified signon strings and partition sizes
@@ -87,17 +87,17 @@ static volatile int page_in_window = -1; // Current page in window.
87static void __iomem *iomapadr; 87static void __iomem *iomapadr;
88static DEFINE_SPINLOCK(sbc_gxx_spin); 88static DEFINE_SPINLOCK(sbc_gxx_spin);
89 89
90/* partition_info gives details on the logical partitions that the split the 90/* partition_info gives details on the logical partitions that the split the
91 * single flash device into. If the size if zero we use up to the end of the 91 * single flash device into. If the size if zero we use up to the end of the
92 * device. */ 92 * device. */
93static struct mtd_partition partition_info[]={ 93static struct mtd_partition partition_info[]={
94 { .name = "SBC-GXx flash boot partition", 94 { .name = "SBC-GXx flash boot partition",
95 .offset = 0, 95 .offset = 0,
96 .size = BOOT_PARTITION_SIZE_KiB*1024 }, 96 .size = BOOT_PARTITION_SIZE_KiB*1024 },
97 { .name = "SBC-GXx flash data partition", 97 { .name = "SBC-GXx flash data partition",
98 .offset = BOOT_PARTITION_SIZE_KiB*1024, 98 .offset = BOOT_PARTITION_SIZE_KiB*1024,
99 .size = (DATA_PARTITION_SIZE_KiB)*1024 }, 99 .size = (DATA_PARTITION_SIZE_KiB)*1024 },
100 { .name = "SBC-GXx flash application partition", 100 { .name = "SBC-GXx flash application partition",
101 .offset = (BOOT_PARTITION_SIZE_KiB+DATA_PARTITION_SIZE_KiB)*1024 } 101 .offset = (BOOT_PARTITION_SIZE_KiB+DATA_PARTITION_SIZE_KiB)*1024 }
102}; 102};
103 103
@@ -130,7 +130,7 @@ static void sbc_gxx_copy_from(struct map_info *map, void *to, unsigned long from
130 unsigned long thislen = len; 130 unsigned long thislen = len;
131 if (len > (WINDOW_LENGTH - (from & WINDOW_MASK))) 131 if (len > (WINDOW_LENGTH - (from & WINDOW_MASK)))
132 thislen = WINDOW_LENGTH-(from & WINDOW_MASK); 132 thislen = WINDOW_LENGTH-(from & WINDOW_MASK);
133 133
134 spin_lock(&sbc_gxx_spin); 134 spin_lock(&sbc_gxx_spin);
135 sbc_gxx_page(map, from); 135 sbc_gxx_page(map, from);
136 memcpy_fromio(to, iomapadr + (from & WINDOW_MASK), thislen); 136 memcpy_fromio(to, iomapadr + (from & WINDOW_MASK), thislen);
@@ -150,12 +150,12 @@ static void sbc_gxx_write8(struct map_info *map, map_word d, unsigned long adr)
150} 150}
151 151
152static void sbc_gxx_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) 152static void sbc_gxx_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
153{ 153{
154 while(len) { 154 while(len) {
155 unsigned long thislen = len; 155 unsigned long thislen = len;
156 if (len > (WINDOW_LENGTH - (to & WINDOW_MASK))) 156 if (len > (WINDOW_LENGTH - (to & WINDOW_MASK)))
157 thislen = WINDOW_LENGTH-(to & WINDOW_MASK); 157 thislen = WINDOW_LENGTH-(to & WINDOW_MASK);
158 158
159 spin_lock(&sbc_gxx_spin); 159 spin_lock(&sbc_gxx_spin);
160 sbc_gxx_page(map, to); 160 sbc_gxx_page(map, to);
161 memcpy_toio(iomapadr + (to & WINDOW_MASK), from, thislen); 161 memcpy_toio(iomapadr + (to & WINDOW_MASK), from, thislen);
@@ -201,7 +201,7 @@ static int __init init_sbc_gxx(void)
201 sbc_gxx_map.name ); 201 sbc_gxx_map.name );
202 return -EIO; 202 return -EIO;
203 } 203 }
204 204
205 if (!request_region( PAGE_IO, PAGE_IO_SIZE, "SBC-GXx flash")) { 205 if (!request_region( PAGE_IO, PAGE_IO_SIZE, "SBC-GXx flash")) {
206 printk( KERN_ERR"%s: IO ports 0x%x-0x%x in use\n", 206 printk( KERN_ERR"%s: IO ports 0x%x-0x%x in use\n",
207 sbc_gxx_map.name, 207 sbc_gxx_map.name,
@@ -209,8 +209,8 @@ static int __init init_sbc_gxx(void)
209 iounmap(iomapadr); 209 iounmap(iomapadr);
210 return -EAGAIN; 210 return -EAGAIN;
211 } 211 }
212 212
213 213
214 printk( KERN_INFO"%s: IO:0x%x-0x%x MEM:0x%x-0x%x\n", 214 printk( KERN_INFO"%s: IO:0x%x-0x%x MEM:0x%x-0x%x\n",
215 sbc_gxx_map.name, 215 sbc_gxx_map.name,
216 PAGE_IO, PAGE_IO+PAGE_IO_SIZE-1, 216 PAGE_IO, PAGE_IO+PAGE_IO_SIZE-1,
@@ -222,7 +222,7 @@ static int __init init_sbc_gxx(void)
222 cleanup_sbc_gxx(); 222 cleanup_sbc_gxx();
223 return -ENXIO; 223 return -ENXIO;
224 } 224 }
225 225
226 all_mtd->owner = THIS_MODULE; 226 all_mtd->owner = THIS_MODULE;
227 227
228 /* Create MTD devices for each partition. */ 228 /* Create MTD devices for each partition. */