at91sam9260_matrix.h 4.0 KB

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  1. /*
  2. * arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
  3. *
  4. * Copyright (C) 2007 Atmel Corporation.
  5. *
  6. * Memory Controllers (MATRIX, EBI) - System peripherals registers.
  7. * Based on AT91SAM9260 datasheet revision B.
  8. *
  9. * This program is free software; you can redistribute it and/or modify
  10. * it under the terms of the GNU General Public License as published by
  11. * the Free Software Foundation; either version 2 of the License, or
  12. * (at your option) any later version.
  13. */
  14. #ifndef AT91SAM9260_MATRIX_H
  15. #define AT91SAM9260_MATRIX_H
  16. #define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */
  17. #define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */
  18. #define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */
  19. #define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */
  20. #define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */
  21. #define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */
  22. #define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
  23. #define AT91_MATRIX_ULBT_INFINITE (0 << 0)
  24. #define AT91_MATRIX_ULBT_SINGLE (1 << 0)
  25. #define AT91_MATRIX_ULBT_FOUR (2 << 0)
  26. #define AT91_MATRIX_ULBT_EIGHT (3 << 0)
  27. #define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
  28. #define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */
  29. #define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */
  30. #define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */
  31. #define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */
  32. #define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */
  33. #define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
  34. #define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
  35. #define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
  36. #define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
  37. #define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
  38. #define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */
  39. #define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
  40. #define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
  41. #define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
  42. #define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */
  43. #define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */
  44. #define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */
  45. #define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */
  46. #define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */
  47. #define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
  48. #define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
  49. #define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
  50. #define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
  51. #define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
  52. #define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
  53. #define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */
  54. #define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
  55. #define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
  56. #define AT91_MATRIX_EBICSA 0x11C /* EBI Chip Select Assignment Register */
  57. #define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
  58. #define AT91_MATRIX_CS1A_SMC (0 << 1)
  59. #define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
  60. #define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */
  61. #define AT91_MATRIX_CS3A_SMC (0 << 3)
  62. #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
  63. #define AT91_MATRIX_CS4A (1 << 4) /* Chip Select 4 Assignment */
  64. #define AT91_MATRIX_CS4A_SMC (0 << 4)
  65. #define AT91_MATRIX_CS4A_SMC_CF1 (1 << 4)
  66. #define AT91_MATRIX_CS5A (1 << 5) /* Chip Select 5 Assignment */
  67. #define AT91_MATRIX_CS5A_SMC (0 << 5)
  68. #define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
  69. #define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
  70. #define AT91_MATRIX_VDDIOMSEL (1 << 16) /* Memory voltage selection */
  71. #define AT91_MATRIX_VDDIOMSEL_1_8V (0 << 16)
  72. #define AT91_MATRIX_VDDIOMSEL_3_3V (1 << 16)
  73. #endif