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-rw-r--r--drivers/mtd/nand/nand_bbt.c3
-rw-r--r--include/linux/mtd/bbm.h2
-rw-r--r--include/linux/mtd/nand.h2
3 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c
index 1dcafb8f47dd..586b981f0e61 100644
--- a/drivers/mtd/nand/nand_bbt.c
+++ b/drivers/mtd/nand/nand_bbt.c
@@ -999,7 +999,8 @@ static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_desc
999 continue; 999 continue;
1000 1000
1001 /* Create the table in memory by scanning the chip(s) */ 1001 /* Create the table in memory by scanning the chip(s) */
1002 create_bbt(mtd, buf, bd, chipsel); 1002 if (!(this->options & NAND_CREATE_EMPTY_BBT))
1003 create_bbt(mtd, buf, bd, chipsel);
1003 1004
1004 td->version[i] = 1; 1005 td->version[i] = 1;
1005 if (md) 1006 if (md)
diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h
index ba15b525987d..57cc0e63714f 100644
--- a/include/linux/mtd/bbm.h
+++ b/include/linux/mtd/bbm.h
@@ -84,7 +84,7 @@ struct nand_bbt_descr {
84#define NAND_BBT_PERCHIP 0x00000080 84#define NAND_BBT_PERCHIP 0x00000080
85/* bbt has a version counter at offset veroffs */ 85/* bbt has a version counter at offset veroffs */
86#define NAND_BBT_VERSION 0x00000100 86#define NAND_BBT_VERSION 0x00000100
87/* Create a bbt if none axists */ 87/* Create a bbt if none exists */
88#define NAND_BBT_CREATE 0x00000200 88#define NAND_BBT_CREATE 0x00000200
89/* Search good / bad pattern through all pages of a block */ 89/* Search good / bad pattern through all pages of a block */
90#define NAND_BBT_SCANALLPAGES 0x00000400 90#define NAND_BBT_SCANALLPAGES 0x00000400
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index c0464d41f539..023866572fb1 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -223,6 +223,8 @@ typedef enum {
223 * the OOB area. 223 * the OOB area.
224 */ 224 */
225#define NAND_USE_FLASH_BBT_NO_OOB 0x00100000 225#define NAND_USE_FLASH_BBT_NO_OOB 0x00100000
226/* Create an empty BBT with no vendor information if the BBT is available */
227#define NAND_CREATE_EMPTY_BBT 0x00200000
226 228
227/* Options set by nand scan */ 229/* Options set by nand scan */
228/* Nand scan has allocated controller struct */ 230/* Nand scan has allocated controller struct */