at91_ecc.h 1.4 KB

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  1. /*
  2. * include/asm-arm/arch-at91/at91_ecc.h
  3. *
  4. * Error Corrected Code Controller (ECC) - System peripherals regsters.
  5. * Based on AT91SAM9260 datasheet revision B.
  6. *
  7. * This program is free software; you can redistribute it and/or modify it
  8. * under the terms of the GNU General Public License as published by the
  9. * Free Software Foundation; either version 2 of the License, or (at your
  10. * option) any later version.
  11. */
  12. #ifndef AT91_ECC_H
  13. #define AT91_ECC_H
  14. #define AT91_ECC_CR (AT91_ECC + 0x00) /* Control register */
  15. #define AT91_ECC_RST (1 << 0) /* Reset parity */
  16. #define AT91_ECC_MR (AT91_ECC + 0x04) /* Mode register */
  17. #define AT91_ECC_PAGESIZE (3 << 0) /* Page Size */
  18. #define AT91_ECC_PAGESIZE_528 (0)
  19. #define AT91_ECC_PAGESIZE_1056 (1)
  20. #define AT91_ECC_PAGESIZE_2112 (2)
  21. #define AT91_ECC_PAGESIZE_4224 (3)
  22. #define AT91_ECC_SR (AT91_ECC + 0x08) /* Status register */
  23. #define AT91_ECC_RECERR (1 << 0) /* Recoverable Error */
  24. #define AT91_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
  25. #define AT91_ECC_MULERR (1 << 2) /* Multiple Errors */
  26. #define AT91_ECC_PR (AT91_ECC + 0x0c) /* Parity register */
  27. #define AT91_ECC_BITADDR (0xf << 0) /* Bit Error Address */
  28. #define AT91_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
  29. #define AT91_ECC_NPR (AT91_ECC + 0x10) /* NParity register */
  30. #define AT91_ECC_NPARITY (0xffff << 0) /* NParity */
  31. #endif