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eaa595cb | 1 | /* |
eaa595cb AV |
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 | ||
d4f4c0aa HS |
11 | #ifndef ATMEL_NAND_ECC_H |
12 | #define ATMEL_NAND_ECC_H | |
eaa595cb | 13 | |
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14 | #define ATMEL_ECC_CR 0x00 /* Control register */ |
15 | #define ATMEL_ECC_RST (1 << 0) /* Reset parity */ | |
eaa595cb | 16 | |
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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) | |
eaa595cb | 23 | |
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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 */ | |
eaa595cb | 28 | |
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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 */ | |
eaa595cb | 32 | |
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33 | #define ATMEL_ECC_NPR 0x10 /* NParity register */ |
34 | #define ATMEL_ECC_NPARITY (0xffff << 0) /* NParity */ | |
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35 | |
36 | #endif |