7 files changed, 53 insertions, 132 deletions

diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h
index fff8c53e5434..9c3757c5759d 100644
--- a/include/linux/mtd/bbm.h
+++ b/include/linux/mtd/bbm.h
@@ -19,22 +19,21 @@
 
 /**
  * struct nand_bbt_descr - bad block table descriptor
- * @options:            options for this descriptor
- * @pages:              the page(s) where we find the bbt, used with
- *                      option BBT_ABSPAGE when bbt is searched,
- *                      then we store the found bbts pages here.
- *                      Its an array and supports up to 8 chips now
- * @offs:               offset of the pattern in the oob area of the page
- * @veroffs:            offset of the bbt version counter in the oob area of the page
- * @version:            version read from the bbt page during scan
- * @len:                length of the pattern, if 0 no pattern check is performed
- * @maxblocks:          maximum number of blocks to search for a bbt. This
- *                      number of blocks is reserved at the end of the device
- *                      where the tables are written.
- * @reserved_block_code: if non-0, this pattern denotes a reserved
- *                      (rather than bad) block in the stored bbt
- * @pattern:            pattern to identify bad block table or factory marked
- *                      good / bad blocks, can be NULL, if len = 0
+ * @options:    options for this descriptor
+ * @pages:      the page(s) where we find the bbt, used with option BBT_ABSPAGE
+ *              when bbt is searched, then we store the found bbts pages here.
+ *              Its an array and supports up to 8 chips now
+ * @offs:       offset of the pattern in the oob area of the page
+ * @veroffs:    offset of the bbt version counter in the oob are of the page
+ * @version:    version read from the bbt page during scan
+ * @len:        length of the pattern, if 0 no pattern check is performed
+ * @maxblocks:  maximum number of blocks to search for a bbt. This number of
+ *              blocks is reserved at the end of the device where the tables are
+ *              written.
+ * @reserved_block_code: if non-0, this pattern denotes a reserved (rather than
+ *              bad) block in the stored bbt
+ * @pattern:    pattern to identify bad block table or factory marked good /
+ *              bad blocks, can be NULL, if len = 0
  *
  * Descriptor for the bad block table marker and the descriptor for the
  * pattern which identifies good and bad blocks. The assumption is made
@@ -90,7 +89,9 @@ struct nand_bbt_descr {
 /*
  * Constants for oob configuration
  */
-#define ONENAND_BADBLOCK_POS    0
+#define NAND_SMALL_BADBLOCK_POS         5
+#define NAND_LARGE_BADBLOCK_POS         0
+#define ONENAND_BADBLOCK_POS            0
 
 /*
  * Bad block scanning errors
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index 88d3d8fbf9f2..df89f4275232 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -518,10 +518,11 @@ struct cfi_fixup {
 #define CFI_MFR_ANY 0xffff
 #define CFI_ID_ANY  0xffff
 
-#define CFI_MFR_AMD 0x0001
-#define CFI_MFR_ATMEL 0x001F
-#define CFI_MFR_SAMSUNG 0x00EC
-#define CFI_MFR_ST  0x0020      /* STMicroelectronics */
+#define CFI_MFR_AMD     0x0001
+#define CFI_MFR_INTEL   0x0089
+#define CFI_MFR_ATMEL   0x001F
+#define CFI_MFR_SAMSUNG 0x00EC
+#define CFI_MFR_ST      0x0020 /* STMicroelectronics */
 
 void cfi_fixup(struct mtd_info *mtd, struct cfi_fixup* fixups);
 
diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h
index d4f38c5fd44e..d0bf422ae374 100644
--- a/include/linux/mtd/flashchip.h
+++ b/include/linux/mtd/flashchip.h
@@ -38,6 +38,15 @@ typedef enum {
         FL_XIP_WHILE_ERASING,
         FL_XIP_WHILE_WRITING,
         FL_SHUTDOWN,
+        /* These 2 come from nand_state_t, which has been unified here */
+        FL_READING,
+        FL_CACHEDPRG,
+        /* These 4 come from onenand_state_t, which has been unified here */
+        FL_RESETING,
+        FL_OTPING,
+        FL_PREPARING_ERASE,
+        FL_VERIFYING_ERASE,
+
         FL_UNKNOWN
 } flstate_t;
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 7a232a9bdd62..ccab9dfc5217 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -21,6 +21,8 @@
 #include <linux/wait.h>
 #include <linux/spinlock.h>
 #include <linux/mtd/mtd.h>
+#include <linux/mtd/flashchip.h>
+#include <linux/mtd/bbm.h>
 
 struct mtd_info;
 /* Scan and identify a NAND device */
@@ -168,7 +170,6 @@ typedef enum {
 /* Chip does not allow subpage writes */
 #define NAND_NO_SUBPAGE_WRITE   0x00000200
 
-
 /* Options valid for Samsung large page devices */
 #define NAND_SAMSUNG_LP_OPTIONS \
         (NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK)
@@ -194,6 +195,9 @@ typedef enum {
 /* This option is defined if the board driver allocates its own buffers
    (e.g. because it needs them DMA-coherent */
 #define NAND_OWN_BUFFERS        0x00040000
+/* Chip may not exist, so silence any errors in scan */
+#define NAND_SCAN_SILENT_NODEV  0x00080000
+
 /* Options set by nand scan */
 /* Nand scan has allocated controller struct */
 #define NAND_CONTROLLER_ALLOC   0x80000000
@@ -202,20 +206,6 @@ typedef enum {
 #define NAND_CI_CHIPNR_MSK      0x03
 #define NAND_CI_CELLTYPE_MSK    0x0C
 
-/*
- * nand_state_t - chip states
- * Enumeration for NAND flash chip state
- */
-typedef enum {
-        FL_READY,
-        FL_READING,
-        FL_WRITING,
-        FL_ERASING,
-        FL_SYNCING,
-        FL_CACHEDPRG,
-        FL_PM_SUSPENDED,
-} nand_state_t;
-
 /* Keep gcc happy */
 struct nand_chip;
 
@@ -402,7 +392,7 @@ struct nand_chip {
         uint8_t         cellinfo;
         int             badblockpos;
 
-        nand_state_t    state;
+        flstate_t       state;
 
         uint8_t         *oob_poi;
         struct nand_hw_control  *controller;
@@ -470,75 +460,6 @@ struct nand_manufacturers {
 extern struct nand_flash_dev nand_flash_ids[];
 extern struct nand_manufacturers nand_manuf_ids[];
 
-/**
- * struct nand_bbt_descr - bad block table descriptor
- * @options:    options for this descriptor
- * @pages:      the page(s) where we find the bbt, used with option BBT_ABSPAGE
- *              when bbt is searched, then we store the found bbts pages here.
- *              Its an array and supports up to 8 chips now
- * @offs:       offset of the pattern in the oob area of the page
- * @veroffs:    offset of the bbt version counter in the oob are of the page
- * @version:    version read from the bbt page during scan
- * @len:        length of the pattern, if 0 no pattern check is performed
- * @maxblocks:  maximum number of blocks to search for a bbt. This number of
- *              blocks is reserved at the end of the device where the tables are
- *              written.
- * @reserved_block_code: if non-0, this pattern denotes a reserved (rather than
- *              bad) block in the stored bbt
- * @pattern:    pattern to identify bad block table or factory marked good /
- *              bad blocks, can be NULL, if len = 0
- *
- * Descriptor for the bad block table marker and the descriptor for the
- * pattern which identifies good and bad blocks. The assumption is made
- * that the pattern and the version count are always located in the oob area
- * of the first block.