mtd: denali: avoid using a magic number

MAP10 command with '0x2000' data sets up a read-ahead/write access.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 0b071a3136a2fe2ee2683f534a950ba740b6cd70..da0fcc2247392dbcb52e3d4b4de086eb9c42bb57 100644 (file)
--- a/drivers/mtd/nand/denali.c
+++ b/drivers/mtd/nand/denali.c
@@ -74,6 +74,7 @@ MODULE_PARM_DESC(onfi_timing_mode, "Overrides default ONFI setting."
 #define SPARE_ACCESS           0x41
 #define MAIN_ACCESS            0x42
 #define MAIN_SPARE_ACCESS      0x43
+#define PIPELINE_ACCESS                0x2000
 
 #define DENALI_READ    0
 #define DENALI_WRITE   0x100
@@ -765,7 +766,7 @@ static int denali_send_pipeline_cmd(struct denali_nand_info *denali,
                        iowrite32(cmd, denali->flash_mem);
                } else {
                        index_addr(denali, (uint32_t)cmd,
-                                       0x2000 | op | page_count);
+                                       PIPELINE_ACCESS | op | page_count);
 
                        /* wait for command to be accepted
                         * can always use status0 bit as the