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authorDavid S. Miller <davem@davemloft.net>2008-09-16 17:11:43 -0400
committerDavid S. Miller <davem@davemloft.net>2008-09-16 17:11:43 -0400
commit2e57572a50a4de41c6cbc879a4866a312d4cd316 (patch)
treec4f58ec96c06642c4b415b881d3f0a3b673d5b44 /arch/blackfin/include/asm/nand.h
parent9b2e43ae4e9609f80034dfe8de895045cac52d77 (diff)
parentf948cc6ab9e61a8e88d70ee9aafc690e6d26f92c (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
Conflicts: arch/sparc64/kernel/pci_psycho.c
Diffstat (limited to 'arch/blackfin/include/asm/nand.h')
-rw-r--r--arch/blackfin/include/asm/nand.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/nand.h b/arch/blackfin/include/asm/nand.h
new file mode 100644
index 000000000000..afbaafa793f1
--- /dev/null
+++ b/arch/blackfin/include/asm/nand.h
@@ -0,0 +1,47 @@
1/* linux/include/asm-blackfin/nand.h
2 *
3 * Copyright (c) 2007 Analog Devices, Inc.
4 * Bryan Wu <bryan.wu@analog.com>
5 *
6 * BF5XX - NAND flash controller platfrom_device info
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13/* struct bf5xx_nand_platform
14 *
15 * define a interface between platfrom board specific code and
16 * bf54x NFC driver.
17 *
18 * nr_partitions = number of partitions pointed to be partitoons (or zero)
19 * partitions = mtd partition list
20 */
21
22#define NFC_PG_SIZE_256 0
23#define NFC_PG_SIZE_512 1
24#define NFC_PG_SIZE_OFFSET 9
25
26#define NFC_NWIDTH_8 0
27#define NFC_NWIDTH_16 1
28#define NFC_NWIDTH_OFFSET 8
29
30#define NFC_RDDLY_OFFSET 4
31#define NFC_WRDLY_OFFSET 0
32
33#define NFC_STAT_NBUSY 1
34
35struct bf5xx_nand_platform {
36 /* NAND chip information */
37 unsigned short page_size;
38 unsigned short data_width;
39
40 /* RD/WR strobe delay timing information, all times in SCLK cycles */
41 unsigned short rd_dly;
42 unsigned short wr_dly;
43
44 /* NAND MTD partition information */
45 int nr_partitions;
46 struct mtd_partition *partitions;
47};