2 * Error Corrected Code Controller (ECC) - System peripherals regsters.
3 * Based on AT91SAM9260 datasheet revision B.
5 * Copyright (C) 2007 Andrew Victor
6 * Copyright (C) 2007 Atmel Corporation.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
14 #ifndef ATMEL_NAND_ECC_H
15 #define ATMEL_NAND_ECC_H
17 #define ATMEL_ECC_CR 0x00 /* Control register */
18 #define ATMEL_ECC_RST (1 << 0) /* Reset parity */
20 #define ATMEL_ECC_MR 0x04 /* Mode register */
21 #define ATMEL_ECC_PAGESIZE (3 << 0) /* Page Size */
22 #define ATMEL_ECC_PAGESIZE_528 (0)
23 #define ATMEL_ECC_PAGESIZE_1056 (1)
24 #define ATMEL_ECC_PAGESIZE_2112 (2)
25 #define ATMEL_ECC_PAGESIZE_4224 (3)
27 #define ATMEL_ECC_SR 0x08 /* Status register */
28 #define ATMEL_ECC_RECERR (1 << 0) /* Recoverable Error */
29 #define ATMEL_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
30 #define ATMEL_ECC_MULERR (1 << 2) /* Multiple Errors */
32 #define ATMEL_ECC_PR 0x0c /* Parity register */
33 #define ATMEL_ECC_BITADDR (0xf << 0) /* Bit Error Address */
34 #define ATMEL_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
36 #define ATMEL_ECC_NPR 0x10 /* NParity register */
37 #define ATMEL_ECC_NPARITY (0xffff << 0) /* NParity */