mtd: nand: rename NAND_USE_FLASH_BBT

Recall the recently added prefix requirements:
 * "NAND_" for flags in nand.h, used in nand_chip.options
 * "NAND_BBT_" for flags in bbm.h, used in nand_chip.bbt_options
        or in nand_bbt_descr.options

Thus, I am changing NAND_USE_FLASH_BBT to NAND_BBT_USE_FLASH.

Again, this flag is found in bbm.h and so should NOT be used in the
"nand_chip.options" field.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c
index 1c17f09..a97264e 100644
--- a/drivers/mtd/nand/pasemi_nand.c
+++ b/drivers/mtd/nand/pasemi_nand.c
@@ -156,7 +156,7 @@
 
 	/* Enable the following for a flash based bad block table */
 	chip->options = NAND_NO_AUTOINCR;
-	chip->bbt_options = NAND_USE_FLASH_BBT;
+	chip->bbt_options = NAND_BBT_USE_FLASH;
 
 	/* Scan to find existence of the device */
 	if (nand_scan(pasemi_nand_mtd, 1)) {