8 files changed, 44 insertions, 1 deletions
diff --git a/include/linux/jffs2.h b/include/linux/jffs2.h
index 840631fa5ff..6b563cae23d 100644
--- a/include/linux/jffs2.h
+++ b/include/linux/jffs2.h
@@ -46,6 +46,7 @@
 #define JFFS2_COMPR_COPY	0x04
 #define JFFS2_COMPR_DYNRUBIN	0x05
 #define JFFS2_COMPR_ZLIB	0x06
+#define JFFS2_COMPR_LZO		0x07
 /* Compatibility flags. */
 #define JFFS2_COMPAT_MASK 0xc000      /* What do to if an unknown nodetype is found */
 #define JFFS2_NODE_ACCURATE 0x2000
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index 123948b1454..e17c5343cf5 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -57,6 +57,15 @@
 #define cfi_interleave_is_8(cfi) (0)
 #endif
 
+#ifndef cfi_interleave
+#warning No CONFIG_MTD_CFI_Ix selected. No NOR chip support can work.
+static inline int cfi_interleave(void *cfi)
+{
+	BUG();
+	return 0;
+}
+#endif
+
 static inline int cfi_interleave_supported(int i)
 {
 	switch (i) {
diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h
index a293a3b78e0..39e7d2a1be9 100644
--- a/include/linux/mtd/flashchip.h
+++ b/include/linux/mtd/flashchip.h
@@ -40,6 +40,7 @@ typedef enum {
 	FL_POINT,
 	FL_XIP_WHILE_ERASING,
 	FL_XIP_WHILE_WRITING,
+	FL_SHUTDOWN,
 	FL_UNKNOWN
 } flstate_t;
 
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index 81f3a314dd7..a9fae032ba8 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -125,7 +125,15 @@
 #endif
 
 #ifndef map_bankwidth
-#error "No bus width supported. What's the point?"
+#warning "No CONFIG_MTD_MAP_BANK_WIDTH_xx selected. No NOR chip support can work"
+static inline int map_bankwidth(void *map)
+{
+	BUG();
+	return 0;
+}
+#define map_bankwidth_is_large(map) (0)
+#define map_words(map) (0)
+#define MAX_MAP_BANKWIDTH 1
 #endif
 
 static inline int map_bankwidth_supported(int w)
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index fd64ccfbce0..783fc983417 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -133,6 +133,13 @@ struct mtd_info {
 	int numeraseregions;
 	struct mtd_erase_region_info *eraseregions;
 
+	/*
+	 * Erase is an asynchronous operation.  Device drivers are supposed
+	 * to call instr->callback() whenever the operation completes, even
+	 * if it completes with a failure.
+	 * Callers are supposed to pass a callback function and wait for it
+	 * to be called before writing to the block.
+	 */
 	int (*erase) (struct mtd_info *mtd, struct erase_info *instr);
 
 	/* This stuff for eXecute-In-Place */
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index d2365c8dcac..c42bc7f533a 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -432,6 +432,7 @@ struct nand_chip {
 #define NAND_MFR_STMICRO	0x20
 #define NAND_MFR_HYNIX		0xad
 #define NAND_MFR_MICRON		0x2c
+#define NAND_MFR_AMD		0x01
 
 /**
  * struct nand_flash_dev - NAND Flash Device ID Structure
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index a56d24ada50..fd0a260e070 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -60,6 +60,7 @@ struct onenand_bufferram {
  * @erase_shift:	[INTERN] number of address bits in a block
  * @page_shift:		[INTERN] number of address bits in a page
  * @page_mask:		[INTERN] a page per block mask
+ * @writesize:		[INTERN] a real page size
  * @bufferram_index:	[INTERN] BufferRAM index
  * @bufferram:		[INTERN] BufferRAM info
  * @readw:		[REPLACEABLE] hardware specific function for read short
@@ -100,6 +101,7 @@ struct onenand_chip {
 	unsigned int		erase_shift;
 	unsigned int		page_shift;
 	unsigned int		page_mask;
+	unsigned int		writesize;
 
 	unsigned int		bufferram_index;
 	struct onenand_bufferram	bufferram[MAX_BUFFERRAM];
@@ -140,6 +142,8 @@ struct onenand_chip {
 #define ONENAND_NEXT_BUFFERRAM(this)		(this->bufferram_index ^ 1)
 #define ONENAND_SET_NEXT_BUFFERRAM(this)	(this->bufferram_index ^= 1)
 #define ONENAND_SET_PREV_BUFFERRAM(this)	(this->bufferram_index ^= 1)
+#define ONENAND_SET_BUFFERRAM0(this)		(this->bufferram_index = 0)
+#define ONENAND_SET_BUFFERRAM1(this)		(this->bufferram_index = 1)
 
 #define ONENAND_GET_SYS_CFG1(this)					\
 	(this->read_word(this->base + ONENAND_REG_SYS_CFG1))
@@ -149,6 +153,13 @@ struct onenand_chip {
 #define ONENAND_IS_DDP(this)						\
 	(this->device_id & ONENAND_DEVICE_IS_DDP)
 
+#ifdef CONFIG_MTD_ONENAND_2X_PROGRAM
+#define ONENAND_IS_2PLANE(this)						\
+	(this->options & ONENAND_HAS_2PLANE)
+#else
+#define ONENAND_IS_2PLANE(this)			(0)
+#endif
+
 /* Check byte access in OneNAND */
 #define ONENAND_CHECK_BYTE_ACCESS(addr)		(addr & 0x1)
 
@@ -157,6 +168,7 @@ struct onenand_chip {
  */
 #define ONENAND_HAS_CONT_LOCK		(0x0001)
 #define ONENAND_HAS_UNLOCK_ALL		(0x0002)
+#define ONENAND_HAS_2PLANE		(0x0004)
 #define ONENAND_PAGEBUF_ALLOC		(0x1000)
 #define ONENAND_OOBBUF_ALLOC		(0x2000)
 
diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h
index af94719890e..c46161f4eee 100644
--- a/include/linux/mtd/onenand_regs.h
+++ b/include/linux/mtd/onenand_regs.h
@@ -74,6 +74,8 @@
 
 #define ONENAND_DEVICE_DENSITY_512Mb	(0x002)
 #define ONENAND_DEVICE_DENSITY_1Gb	(0x003)
+#define ONENAND_DEVICE_DENSITY_2Gb	(0x004)
+#define ONENAND_DEVICE_DENSITY_4Gb	(0x005)
 
 /*
  * Version ID Register F002h (R)
@@ -111,6 +113,8 @@
 #define ONENAND_CMD_READOOB		(0x13)
 #define ONENAND_CMD_PROG		(0x80)
 #define ONENAND_CMD_PROGOOB		(0x1A)
+#define ONENAND_CMD_2X_PROG		(0x7D)
+#define ONENAND_CMD_2X_CACHE_PROG	(0x7F)
 #define ONENAND_CMD_UNLOCK		(0x23)
 #define ONENAND_CMD_LOCK		(0x2A)
 #define ONENAND_CMD_LOCK_TIGHT		(0x2C)