mtd: onenand: add bbt_wait & unlock_all as replaceable for some platform

Add bbt_wait & unlock_all as replaceable for some platform such as
  s3c64xx s3c64xx has its own OneNAND controller and another interface

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 9aab82c1c743..8ed873374381 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -74,6 +74,8 @@ struct onenand_bufferram {
  * @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 @@ struct onenand_chip {
 
         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 @@ struct onenand_chip {
 #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)