Merge git://git.infradead.org/mtd-2.6

* git://git.infradead.org/mtd-2.6: (49 commits)
  [MTD] [NAND] S3C2412 fix hw ecc
  [MTD] [NAND] Work around false compiler warning in CAFÉ driver
  [JFFS2] printk warning fixes
  [MTD] [MAPS] ichxrom warning fix
  [MTD] [MAPS] amd76xrom warning fix
  [MTD] [MAPS] esb2rom warning fixes
  [MTD] [MAPS] ck804xrom warning fix
  [MTD] [MAPS] netsc520 warning fix
  [MTD] [MAPS] sc520cdp warning fix
  [MTD] [ONENAND] onenand_base warning fix
  [MTD] [NAND] eXcite nand flash driver
  [MTD] Improve heuristic for detecting wrong-endian RedBoot partition table
  [MTD] Fix RedBoot partition parsing regression harder.
  [MTD] [NAND] S3C2410: Hardware ECC correction code
  [JFFS2] Use MTD_OOB_AUTO to automatically place cleanmarker on NAND
  [MTD] Clarify OOB-operation interface comments
  [MTD] remove unused ecctype,eccsize fields from struct mtd_info
  [MTD] [NOR] Intel: remove ugly PROGREGION macros
  [MTD] [NOR] STAA: use writesize instead off eccsize to represent ECC block
  [MTD] OneNAND: Invalidate bufferRAM after erase
  ...

8 files changed, 28 insertions, 31 deletions

diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h
index 1221b7c44158..fff8c53e5434 100644
--- a/include/linux/mtd/bbm.h
+++ b/include/linux/mtd/bbm.h
@@ -92,6 +92,13 @@ struct nand_bbt_descr {
  */
 #define ONENAND_BADBLOCK_POS    0
 
+/*
+ * Bad block scanning errors
+ */
+#define ONENAND_BBT_READ_ERROR          1
+#define ONENAND_BBT_READ_ECC_ERROR      2
+#define ONENAND_BBT_READ_FATAL_ERROR    4
+
 /**
  * struct bbm_info - [GENERIC] Bad Block Table data structure
  * @bbt_erase_shift:    [INTERN] number of address bits in a bbt entry
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index 28d461d862bd..81f3a314dd76 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -183,7 +183,7 @@ typedef union {
 struct map_info {
         char *name;
         unsigned long size;
-        unsigned long phys;
+        resource_size_t phys;
 #define NO_XIP (-1UL)
 
         void __iomem *virt;
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index d644e57703ad..6a8570be331b 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -85,6 +85,10 @@ typedef enum {
  *              mode = MTD_OOB_PLACE)
  * @datbuf:     data buffer - if NULL only oob data are read/written
  * @oobbuf:     oob data buffer
+ *
+ * Note, it is allowed to read more then one OOB area at one go, but not write.
+ * The interface assumes that the OOB write requests program only one page's
+ * OOB area.
  */
 struct mtd_oob_ops {
         mtd_oob_mode_t  mode;
@@ -117,18 +121,6 @@ struct mtd_info {
         u_int32_t writesize;
 
         u_int32_t oobsize;   // Amount of OOB data per block (e.g. 16)
-        u_int32_t ecctype;
-        u_int32_t eccsize;
-
-        /*
-         * Reuse some of the above unused fields in the case of NOR flash
-         * with configurable programming regions to avoid modifying the
-         * user visible structure layout/size.  Only valid when the
-         * MTD_PROGRAM_REGIONS flag is set.
-         * (Maybe we should have an union for those?)
-         */
-#define MTD_PROGREGION_CTRLMODE_VALID(mtd)  (mtd)->oobsize
-#define MTD_PROGREGION_CTRLMODE_INVALID(mtd)  (mtd)->ecctype
 
         // Kernel-only stuff starts here.
         char *name;
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 2071b02f0526..97523887fe5d 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -343,6 +343,7 @@ struct nand_buffers {
  * @options:            [BOARDSPECIFIC] various chip options. They can partly be set to inform nand_scan about
  *                      special functionality. See the defines for further explanation
  * @badblockpos:        [INTERN] position of the bad block marker in the oob area
+ * @cellinfo:           [INTERN] MLC/multichip data from chip ident
  * @numchips:           [INTERN] number of physical chips
  * @chipsize:           [INTERN] the size of one chip for multichip arrays
  * @pagemask:           [INTERN] page number mask = number of (pages / chip) - 1
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index f775a7af3890..d8af8a95e58d 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -1,7 +1,7 @@
 /*
  *  linux/include/linux/mtd/onenand.h
  *
- *  Copyright (C) 2005-2006 Samsung Electronics
+ *  Copyright (C) 2005-2007 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -42,14 +42,10 @@ typedef enum {
 
 /**
  * struct onenand_bufferram - OneNAND BufferRAM Data
- * @block:              block address in BufferRAM
- * @page:               page address in BufferRAM
- * @valid:              valid flag
+ * @blockpage:          block & page address in BufferRAM
  */
 struct onenand_bufferram {
-        int block;
-        int page;
-        int valid;
+        int     blockpage;
 };
 
 /**
@@ -63,7 +59,6 @@ struct onenand_bufferram {
  *                      partly be set to inform onenand_scan about
  * @erase_shift:        [INTERN] number of address bits in a block
  * @page_shift:         [INTERN] number of address bits in a page
- * @ppb_shift:          [INTERN] number of address bits in a pages per block
  * @page_mask:          [INTERN] a page per block mask
  * @bufferram_index:    [INTERN] BufferRAM index
  * @bufferram:          [INTERN] BufferRAM info
@@ -103,7 +98,6 @@ struct onenand_chip {
 
         unsigned int            erase_shift;
         unsigned int            page_shift;
-        unsigned int            ppb_shift;      /* Pages per block shift */
         unsigned int            page_mask;
 
         unsigned int            bufferram_index;
@@ -150,6 +144,9 @@ struct onenand_chip {
 #define ONENAND_SET_SYS_CFG1(v, this)                                   \
         (this->write_word(v, this->base + ONENAND_REG_SYS_CFG1))
 
+#define ONENAND_IS_DDP(this)                                            \
+        (this->device_id & ONENAND_DEVICE_IS_DDP)
+
 /* Check byte access in OneNAND */
 #define ONENAND_CHECK_BYTE_ACCESS(addr)         (addr & 0x1)
 
diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h
index e31c8f5d4271..af94719890e7 100644
--- a/include/linux/mtd/onenand_regs.h
+++ b/include/linux/mtd/onenand_regs.h
@@ -3,7 +3,8 @@
  *
  *  OneNAND Register header file
  *
- *  Copyright (C) 2005-2006 Samsung Electronics
+ *  Copyright (C) 2005-2007 Samsung Electronics
+ *  Kyungmin Park <kyungmin.park@samsung.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -80,9 +81,11 @@
 #define ONENAND_VERSION_PROCESS_SHIFT   (8)
 
 /*
- * Start Address 1 F100h (R/W)
+ * Start Address 1 F100h (R/W) & Start Address 2 F101h (R/W)
  */
 #define ONENAND_DDP_SHIFT               (15)
+#define ONENAND_DDP_CHIP0               (0)
+#define ONENAND_DDP_CHIP1               (1 << ONENAND_DDP_SHIFT)
 
 /*
  * Start Address 8 F107h (R/W)
diff --git a/include/linux/mtd/physmap.h b/include/linux/mtd/physmap.h
index 86831e3594f6..0dc07d5f3354 100644
--- a/include/linux/mtd/physmap.h
+++ b/include/linux/mtd/physmap.h
@@ -18,9 +18,10 @@
 #define __LINUX_MTD_PHYSMAP__
 
 #include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
 #include <linux/mtd/partitions.h>
 
+struct map_info;
+
 struct physmap_flash_data {
         unsigned int            width;
         void                    (*set_vpp)(struct map_info *, int);
diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h
index f913c30d7b89..8e501a75a764 100644
--- a/include/mtd/mtd-abi.h
+++ b/include/mtd/mtd-abi.h
@@ -36,12 +36,6 @@ struct mtd_oob_buf {
 #define MTD_CAP_NORFLASH        (MTD_WRITEABLE | MTD_BIT_WRITEABLE)
 #define MTD_CAP_NANDFLASH       (MTD_WRITEABLE)
 
-
-// Types of automatic ECC/Checksum available
-#define MTD_ECC_NONE            0       // No automatic ECC available
-#define MTD_ECC_RS_DiskOnChip   1       // Automatic ECC on DiskOnChip
-#define MTD_ECC_SW              2       // SW ECC for Toshiba & Samsung devices
-
 /* ECC byte placement */
 #define MTD_NANDECC_OFF         0       // Switch off ECC (Not recommended)
 #define MTD_NANDECC_PLACE       1       // Use the given placement in the structure (YAFFS1 legacy mode)
@@ -61,6 +55,8 @@ struct mtd_info_user {
         uint32_t erasesize;
         uint32_t writesize;
         uint32_t oobsize;   // Amount of OOB data per block (e.g. 16)
+        /* The below two fields are obsolete and broken, do not use them
+         * (TODO: remove at some point) */
         uint32_t ecctype;
         uint32_t eccsize;
 };