at91sam9261_matrix.h 1.8 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455
  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * [origin: Linux kernel include/asm-arm/arch-at91/at91sam9261_matrix.h]
  4. *
  5. * Copyright (C) 2007 Atmel Corporation.
  6. *
  7. * Memory Controllers (MATRIX, EBI) - System peripherals registers.
  8. * Based on AT91SAM9261 datasheet revision D.
  9. */
  10. #ifndef AT91SAM9261_MATRIX_H
  11. #define AT91SAM9261_MATRIX_H
  12. #ifndef __ASSEMBLY__
  13. struct at91_matrix {
  14. u32 mcfg; /* Master Configuration Registers */
  15. u32 scfg[5]; /* Slave Configuration Registers */
  16. u32 filler[6];
  17. u32 ebicsa; /* EBI Chip Select Assignment Register */
  18. };
  19. #endif /* __ASSEMBLY__ */
  20. #define AT91_MATRIX_ULBT_INFINITE (0 << 0)
  21. #define AT91_MATRIX_ULBT_SINGLE (1 << 0)
  22. #define AT91_MATRIX_ULBT_FOUR (2 << 0)
  23. #define AT91_MATRIX_ULBT_EIGHT (3 << 0)
  24. #define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
  25. #define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
  26. #define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
  27. #define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
  28. #define AT91_MATRIX_FIXED_DEFMSTR_SHIFT 18
  29. #define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
  30. #define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
  31. #define AT91_MATRIX_M0PR_SHIFT 0
  32. #define AT91_MATRIX_M1PR_SHIFT 4
  33. #define AT91_MATRIX_M2PR_SHIFT 8
  34. #define AT91_MATRIX_M3PR_SHIFT 12
  35. #define AT91_MATRIX_M4PR_SHIFT 16
  36. #define AT91_MATRIX_M5PR_SHIFT 20
  37. #define AT91_MATRIX_RCB0 (1 << 0)
  38. #define AT91_MATRIX_RCB1 (1 << 1)
  39. #define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
  40. #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
  41. #define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
  42. #define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
  43. #define AT91_MATRIX_DBPUC (1 << 8)
  44. #define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16)
  45. #define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16)
  46. #endif