linux/drivers/mtd/nand/atmel_nand_ecc.h
Håvard Skinnemoen 3c3796cc32 [MTD] [NAND] rename at91_nand -> atmel_nand: internal symbols
This is basically s/at91_nand/atmel_nand/g with some manual inspection.

Signed-off-by: Håvard Skinnemoen <haavard.skinnemoen@atmel.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
2008-06-07 08:43:00 +01:00

37 lines
1.3 KiB
C

/*
* Error Corrected Code Controller (ECC) - System peripherals regsters.
* Based on AT91SAM9260 datasheet revision B.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef ATMEL_NAND_ECC_H
#define ATMEL_NAND_ECC_H
#define ATMEL_ECC_CR 0x00 /* Control register */
#define ATMEL_ECC_RST (1 << 0) /* Reset parity */
#define ATMEL_ECC_MR 0x04 /* Mode register */
#define ATMEL_ECC_PAGESIZE (3 << 0) /* Page Size */
#define ATMEL_ECC_PAGESIZE_528 (0)
#define ATMEL_ECC_PAGESIZE_1056 (1)
#define ATMEL_ECC_PAGESIZE_2112 (2)
#define ATMEL_ECC_PAGESIZE_4224 (3)
#define ATMEL_ECC_SR 0x08 /* Status register */
#define ATMEL_ECC_RECERR (1 << 0) /* Recoverable Error */
#define ATMEL_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
#define ATMEL_ECC_MULERR (1 << 2) /* Multiple Errors */
#define ATMEL_ECC_PR 0x0c /* Parity register */
#define ATMEL_ECC_BITADDR (0xf << 0) /* Bit Error Address */
#define ATMEL_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
#define ATMEL_ECC_NPR 0x10 /* NParity register */
#define ATMEL_ECC_NPARITY (0xffff << 0) /* NParity */
#endif