1/* 2 * Error Corrected Code Controller (ECC) - System peripherals regsters. 3 * Based on AT91SAM9260 datasheet revision B. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License as published by the 7 * Free Software Foundation; either version 2 of the License, or (at your 8 * option) any later version. 9 */ 10 11#ifndef ATMEL_NAND_ECC_H 12#define ATMEL_NAND_ECC_H 13 14#define ATMEL_ECC_CR 0x00 /* Control register */ 15#define ATMEL_ECC_RST (1 << 0) /* Reset parity */ 16 17#define ATMEL_ECC_MR 0x04 /* Mode register */ 18#define ATMEL_ECC_PAGESIZE (3 << 0) /* Page Size */ 19#define ATMEL_ECC_PAGESIZE_528 (0) 20#define ATMEL_ECC_PAGESIZE_1056 (1) 21#define ATMEL_ECC_PAGESIZE_2112 (2) 22#define ATMEL_ECC_PAGESIZE_4224 (3) 23 24#define ATMEL_ECC_SR 0x08 /* Status register */ 25#define ATMEL_ECC_RECERR (1 << 0) /* Recoverable Error */ 26#define ATMEL_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */ 27#define ATMEL_ECC_MULERR (1 << 2) /* Multiple Errors */ 28 29#define ATMEL_ECC_PR 0x0c /* Parity register */ 30#define ATMEL_ECC_BITADDR (0xf << 0) /* Bit Error Address */ 31#define ATMEL_ECC_WORDADDR (0xfff << 4) /* Word Error Address */ 32 33#define ATMEL_ECC_NPR 0x10 /* NParity register */ 34#define ATMEL_ECC_NPARITY (0xffff << 0) /* NParity */ 35 36#endif 37