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Diffstat (limited to 'drivers/mtd/nand/mxc_nd.h')
| -rw-r--r-- | drivers/mtd/nand/mxc_nd.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/mtd/nand/mxc_nd.h b/drivers/mtd/nand/mxc_nd.h new file mode 100644 index 000000000000..a2a257c3897c --- /dev/null +++ b/drivers/mtd/nand/mxc_nd.h @@ -0,0 +1,112 @@ +/* + * Copyright 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/*! + * @file mxc_nd.h + * + * @brief This file contains the NAND Flash Controller register information. + * + * + * @ingroup NAND_MTD + */ + +#ifndef __MXC_ND_H__ +#define __MXC_ND_H__ + +#include <mach/hardware.h> + +/* + * Addresses for NFC registers + */ +#define NFC_BUF_SIZE (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE00))) +#define NFC_BUF_ADDR (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE04))) +#define NFC_FLASH_ADDR (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE06))) +#define NFC_FLASH_CMD (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE08))) +#define NFC_CONFIG (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE0A))) +#define NFC_ECC_STATUS_RESULT (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE0C))) +#define NFC_RSLTMAIN_AREA (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE0E))) +#define NFC_RSLTSPARE_AREA (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE10))) +#define NFC_WRPROT (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE12))) +#define NFC_UNLOCKSTART_BLKADDR (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE14))) +#define NFC_UNLOCKEND_BLKADDR (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE16))) +#define NFC_NF_WRPRST (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE18))) +#define NFC_CONFIG1 (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE1A))) +#define NFC_CONFIG2 (*((volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0xE1C))) + +/*! + * Addresses for NFC RAM BUFFER Main area 0 + */ +#define MAIN_AREA0 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x000) +#define MAIN_AREA1 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x200) +#define MAIN_AREA2 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x400) +#define MAIN_AREA3 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x600) + +/*! + * Addresses for NFC SPARE BUFFER Spare area 0 + */ +#define SPARE_AREA0 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x800) +#define SPARE_AREA1 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x810) +#define SPARE_AREA2 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x820) +#define SPARE_AREA3 (volatile u16 *)IO_ADDRESS(NFC_BASE_ADDR + 0x830) + +/*! + * Set INT to 0, FCMD to 1, rest to 0 in NFC_CONFIG2 Register for Command + * operation + */ +#define NFC_CMD 0x1 + +/*! + * Set INT to 0, FADD to 1, rest to 0 in NFC_CONFIG2 Register for Address + * operation + */ +#define NFC_ADDR 0x2 + +/*! + * Set INT to 0, FDI to 1, rest to 0 in NFC_CONFIG2 Register for Input + * operation + */ +#define NFC_INPUT 0x4 + +/*! + * Set INT to 0, FDO to 001, rest to 0 in NFC_CONFIG2 Register for Data Output + * operation + */ +#define NFC_OUTPUT 0x8 + +/*! + * Set INT to 0, FD0 to 010, rest to 0 in NFC_CONFIG2 Register for Read ID + * operation + */ +#define NFC_ID 0x10 + +/*! + * Set INT to 0, FDO to 100, rest to 0 in NFC_CONFIG2 Register for Read Status + * operation + */ +#define NFC_STATUS 0x20 + +/*! + * Set INT to 1, rest to 0 in NFC_CONFIG2 Register for Read Status + * operation + */ +#define NFC_INT 0x8000 + +#define NFC_SP_EN (1 << 2) +#define NFC_ECC_EN (1 << 3) +#define NFC_INT_MSK (1 << 4) +#define NFC_BIG (1 << 5) +#define NFC_RST (1 << 6) +#define NFC_CE (1 << 7) +#define NFC_ONE_CYCLE (1 << 8) + +#endif /* MXCND_H */ |