diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 9aab82c..8ed8733 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -74,6 +74,8 @@
  * @command:		[REPLACEABLE] hardware specific function for writing
  *			commands to the chip
  * @wait:		[REPLACEABLE] hardware specific function for wait on ready
+ * @bbt_wait:		[REPLACEABLE] hardware specific function for bbt wait on ready
+ * @unlock_all:		[REPLACEABLE] hardware specific function for unlock all
  * @read_bufferram:	[REPLACEABLE] hardware specific function for BufferRAM Area
  * @write_bufferram:	[REPLACEABLE] hardware specific function for BufferRAM Area
  * @read_word:		[REPLACEABLE] hardware specific function for read
@@ -118,6 +120,8 @@
 
 	int (*command)(struct mtd_info *mtd, int cmd, loff_t address, size_t len);
 	int (*wait)(struct mtd_info *mtd, int state);
+	int (*bbt_wait)(struct mtd_info *mtd, int state);
+	void (*unlock_all)(struct mtd_info *mtd);
 	int (*read_bufferram)(struct mtd_info *mtd, int area,
 			unsigned char *buffer, int offset, size_t count);
 	int (*write_bufferram)(struct mtd_info *mtd, int area,
@@ -184,6 +188,7 @@
 #define ONENAND_HAS_CONT_LOCK		(0x0001)
 #define ONENAND_HAS_UNLOCK_ALL		(0x0002)
 #define ONENAND_HAS_2PLANE		(0x0004)
+#define ONENAND_SKIP_UNLOCK_CHECK	(0x0100)
 #define ONENAND_PAGEBUF_ALLOC		(0x1000)
 #define ONENAND_OOBBUF_ALLOC		(0x2000)