diff options
| author |   David Woodhouse <dwmw2@infradead.org> | 2007-02-09 12:36:22 +0000 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-02-09 12:36:22 +0000 |
| commit | c1f1625860847b57a0450a28d112423c2af675ff (patch) | |
| tree | 2390866229b7d0eeb61166e77b153c8d3c70ee3a /include/linux/mtd | |
| parent | [MTD] [NAND] Add kernel-doc for cellinfo field of struct nand_chip (diff) | |
| parent | [MTD] OneNAND: Select correct chip's bufferRAM for DDP (diff) | |
| download | linux-dev-c1f1625860847b57a0450a28d112423c2af675ff.tar.xz linux-dev-c1f1625860847b57a0450a28d112423c2af675ff.zip | |
Merge branch 'master' of git://git.infradead.org/~kmpark/onenand-mtd-2.6
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/bbm.h | 7 | ||||
| -rw-r--r-- | include/linux/mtd/onenand.h | 15 | ||||
| -rw-r--r-- | include/linux/mtd/onenand_regs.h | 7 |
3 files changed, 18 insertions, 11 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/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) |