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authorKyungmin Park <kyungmin.park@samsung.com>2011-06-22 09:16:49 +0400
committerArtem Bityutskiy <artem.bityutskiy@intel.com>2011-09-11 16:02:13 +0400
commite1c10243df92822954b9b5e04d12dd2f23a39652 (patch)
treed2b263c3da7174396d336641f4545acc8d31be22 /include/linux/mtd/onenand.h
parentb2a5a4878e97119e3b64d4646fd138820d513c28 (diff)
downloadlinux-e1c10243df92822954b9b5e04d12dd2f23a39652.tar.xz
mtd: OneNAND: Detect the correct NOP when 4KiB pagesize
There are two different 4KiB pagesize chips KFM4G16Q4M series have NOP 4 with version ID 0x0131 But KFM4G16Q5M has NOP 1 with versoin ID 0x013e Note that Q5M means that it has NOP 1. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'include/linux/mtd/onenand.h')
-rw-r--r--include/linux/mtd/onenand.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 52b6f187bf49..4596503c9da9 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -184,6 +184,9 @@ struct onenand_chip {
#define ONENAND_IS_CACHE_PROGRAM(this) \
(this->options & ONENAND_HAS_CACHE_PROGRAM)
+#define ONENAND_IS_NOP_1(this) \
+ (this->options & ONENAND_HAS_NOP_1)
+
/* Check byte access in OneNAND */
#define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1)
@@ -195,6 +198,7 @@ struct onenand_chip {
#define ONENAND_HAS_2PLANE (0x0004)
#define ONENAND_HAS_4KB_PAGE (0x0008)
#define ONENAND_HAS_CACHE_PROGRAM (0x0010)
+#define ONENAND_HAS_NOP_1 (0x0020)
#define ONENAND_SKIP_UNLOCK_CHECK (0x0100)
#define ONENAND_PAGEBUF_ALLOC (0x1000)
#define ONENAND_OOBBUF_ALLOC (0x2000)