Adding files to yaffs2 directory.
Signed-off-by: Tracey Dent <tdent48227@gmail.com>
---
drivers/staging/yaffs2/yaffs_mtdif.c | 56 ++++++++++++++++++++++++++++++++++
drivers/staging/yaffs2/yaffs_mtdif.h | 27 ++++++++++++++++
2 files changed, 83 insertions(+), 0 deletions(-)
create mode 100644 drivers/staging/yaffs2/yaffs_mtdif.c
create mode 100644 drivers/staging/yaffs2/yaffs_mtdif.h
diff --git a/drivers/staging/yaffs2/yaffs_mtdif.c b/drivers/staging/yaffs2/yaffs_mtdif.c
new file mode 100644
index 0000000..4fd8994
--- /dev/null
+++ b/drivers/staging/yaffs2/yaffs_mtdif.c
@@ -0,0 +1,56 @@
+/*
+ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Charles Manning <charles@aleph1.co.uk>
+ *
+ * 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.
+ */
+
+#include "yportenv.h"
+
+
+#include "yaffs_mtdif.h"
+
+#include "linux/mtd/mtd.h"
+#include "linux/types.h"
+#include "linux/time.h"
+#include "linux/mtd/nand.h"
+
+#include "yaffs_linux.h"
+
+int nandmtd_erase_block(yaffs_dev_t *dev, int block_no)
+{
+ struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
+ __u32 addr =
+ ((loff_t) block_no) * dev->param.total_bytes_per_chunk
+ * dev->param.chunks_per_block;
+ struct erase_info ei;
+
+ int retval = 0;
+
+ ei.mtd = mtd;
+ ei.addr = addr;
+ ei.len = dev->param.total_bytes_per_chunk * dev->param.chunks_per_block;
+ ei.time = 1000;
+ ei.retries = 2;
+ ei.callback = NULL;
+ ei.priv = (u_long) dev;
+
+ retval = mtd->erase(mtd, &ei);
+
+ if (retval == 0)
+ return YAFFS_OK;
+ else
+ return YAFFS_FAIL;
+}
+
+int nandmtd_initialise(yaffs_dev_t *dev)
+{
+ return YAFFS_OK;
+}
+
diff --git a/drivers/staging/yaffs2/yaffs_mtdif.h b/drivers/staging/yaffs2/yaffs_mtdif.h
new file mode 100644
index 0000000..919d354
--- /dev/null
+++ b/drivers/staging/yaffs2/yaffs_mtdif.h
@@ -0,0 +1,27 @@
+/*
+ * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ * for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Charles Manning <charles@aleph1.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 2.1 as
+ * published by the Free Software Foundation.
+ *
+ * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
+ */
+
+#ifndef __YAFFS_MTDIF_H__
+#define __YAFFS_MTDIF_H__
+
+#include "yaffs_guts.h"
+
+#if (MTD_VERSION_CODE < MTD_VERSION(2, 6, 18))
+extern struct nand_oobinfo yaffs_oobinfo;
+extern struct nand_oobinfo yaffs_noeccinfo;
+#endif
+int nandmtd_erase_block(yaffs_dev_t *dev, int block_no);
+int nandmtd_initialise(yaffs_dev_t *dev);
+#endif
--
1.7.3.2.146.gca209
--
