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Diffstat (limited to 'include/linux/mtd/onenand.h')
-rw-r--r--include/linux/mtd/onenand.h20
1 files changed, 10 insertions, 10 deletions
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index f775a7af389..a56d24ada50 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
@@ -87,7 +82,8 @@ struct onenand_bufferram {
* @wq: [INTERN] wait queue to sleep on if a OneNAND
* operation is in progress
* @state: [INTERN] the current state of the OneNAND device
- * @page_buf: data buffer
+ * @page_buf: [INTERN] page main data buffer
+ * @oob_buf: [INTERN] page oob data buffer
* @subpagesize: [INTERN] holds the subpagesize
* @ecclayout: [REPLACEABLE] the default ecc placement scheme
* @bbm: [REPLACEABLE] pointer to Bad Block Management
@@ -103,7 +99,6 @@ 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;
@@ -128,6 +123,7 @@ struct onenand_chip {
wait_queue_head_t wq;
onenand_state_t state;
unsigned char *page_buf;
+ unsigned char *oob_buf;
int subpagesize;
struct nand_ecclayout *ecclayout;
@@ -150,6 +146,9 @@ 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)
@@ -159,6 +158,7 @@ struct onenand_chip {
#define ONENAND_HAS_CONT_LOCK (0x0001)
#define ONENAND_HAS_UNLOCK_ALL (0x0002)
#define ONENAND_PAGEBUF_ALLOC (0x1000)
+#define ONENAND_OOBBUF_ALLOC (0x2000)
/*
* OneNAND Flash Manufacturer ID Codes