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* [PATCH] mtd: denali: avoid using a magic number
@ 2014-07-11  2:14 Masahiro Yamada
  2014-08-04 21:27 ` Brian Norris
  0 siblings, 1 reply; 2+ messages in thread
From: Masahiro Yamada @ 2014-07-11  2:14 UTC (permalink / raw)
  To: linux-mtd
  Cc: David Woodhouse, Josh Triplett, Akinobu Mita, Masahiro Yamada,
	Rashika Kheria, Brian Norris, Huang Shijie, open list

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

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
---
 drivers/mtd/nand/denali.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c
index 9f2012a..7c1c1ab 100644
--- 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
-- 
1.9.1

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2014-07-11  2:14 [PATCH] mtd: denali: avoid using a magic number Masahiro Yamada
2014-08-04 21:27 ` Brian Norris

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