Merge the new NAND code (testing-NAND brach); see doc/README.nand

Rewrite of NAND code based on what is in 2.6.12 Linux kernel
Patch by Ladislav Michl, 29 Jun 2005

[Merge with /home/tur/nand/u-boot]

1 files changed, 63 insertions, 0 deletions

diff --git a/include/nand.h b/include/nand.h
new file mode 100644
index 0000000..905115b
--- /dev/null
+++ b/include/nand.h
@@ -0,0 +1,63 @@
+/*
+ * (C) Copyright 2005
+ * 2N Telekomunikace, a.s. <www.2n.cz>
+ * Ladislav Michl <michl@2n.cz>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _NAND_H_
+#define _NAND_H_
+
+#include <linux/mtd/compat.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+
+typedef struct mtd_info nand_info_t;
+
+extern int nand_curr_device;
+extern nand_info_t nand_info[];
+
+static inline int nand_read(nand_info_t *info, ulong ofs, ulong *len, u_char *buf)
+{
+	return info->read(info, ofs, *len, (size_t *)len, buf);
+}
+
+static inline int nand_write(nand_info_t *info, ulong ofs, ulong *len, u_char *buf)
+{
+	return info->write(info, ofs, *len, (size_t *)len, buf);
+}
+
+static inline int nand_block_isbad(nand_info_t *info, ulong ofs)
+{
+	return info->block_isbad(info, ofs);
+}
+
+static inline int nand_erase(nand_info_t *info, ulong off, ulong size)
+{
+	struct erase_info instr;
+
+	instr.mtd = info;
+	instr.addr = off;
+	instr.len = size;
+	instr.callback = 0;
+
+	return info->erase(info, &instr);
+}
+
+#endif