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authorBryan Wu <cooloney@kernel.org>2008-08-27 10:51:02 +0800
committerBryan Wu <cooloney@kernel.org>2008-08-27 10:51:02 +0800
commit639f6571458948b5112be2cf00c0c2c04db2897d (patch)
treea4dd7af33d0e92c935ba1e904f6fb7e923ac825e /arch/blackfin/include/asm/nand.h
parent3d9b7a5ce534f3963afcf8f4777267e5899fe007 (diff)
Blackfin arch: move include/asm-blackfin header files to arch/blackfin
Signed-off-by: Bryan Wu <cooloney@kernel.org>
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 00000000000..afbaafa793f
--- /dev/null
+++ b/arch/blackfin/include/asm/nand.h
@@ -0,0 +1,47 @@
+/* linux/include/asm-blackfin/nand.h
+ *
+ * Copyright (c) 2007 Analog Devices, Inc.
+ * Bryan Wu <bryan.wu@analog.com>
+ *
+ * BF5XX - NAND flash controller platfrom_device info
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/* struct bf5xx_nand_platform
+ *
+ * define a interface between platfrom board specific code and
+ * bf54x NFC driver.
+ *
+ * nr_partitions = number of partitions pointed to be partitoons (or zero)
+ * partitions = mtd partition list
+ */
+
+#define NFC_PG_SIZE_256 0
+#define NFC_PG_SIZE_512 1
+#define NFC_PG_SIZE_OFFSET 9
+
+#define NFC_NWIDTH_8 0
+#define NFC_NWIDTH_16 1
+#define NFC_NWIDTH_OFFSET 8
+
+#define NFC_RDDLY_OFFSET 4
+#define NFC_WRDLY_OFFSET 0
+
+#define NFC_STAT_NBUSY 1
+
+struct bf5xx_nand_platform {
+ /* NAND chip information */
+ unsigned short page_size;
+ unsigned short data_width;
+
+ /* RD/WR strobe delay timing information, all times in SCLK cycles */
+ unsigned short rd_dly;
+ unsigned short wr_dly;
+
+ /* NAND MTD partition information */
+ int nr_partitions;
+ struct mtd_partition *partitions;
+};