hmatrix-common.h 3.2 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115
  1. /*
  2. * Copyright (C) 2008 Atmel Corporation
  3. *
  4. * SPDX-License-Identifier: GPL-2.0+
  5. */
  6. #ifndef __ASM_AVR32_HMATRIX_COMMON_H__
  7. #define __ASM_AVR32_HMATRIX_COMMON_H__
  8. /* HMATRIX register offsets */
  9. struct hmatrix_regs {
  10. u32 MCFG[16];
  11. u32 SCFG[16];
  12. struct {
  13. u32 A;
  14. u32 B;
  15. } PRS[16];
  16. u32 MRCR;
  17. u32 __reserved[3];
  18. u32 SFR[16];
  19. };
  20. /* Bitfields in MCFG */
  21. #define HMATRIX_ULBT_OFFSET 0
  22. #define HMATRIX_ULBT_SIZE 3
  23. /* Bitfields in SCFG */
  24. #define HMATRIX_SLOT_CYCLE_OFFSET 0
  25. #define HMATRIX_SLOT_CYCLE_SIZE 8
  26. #define HMATRIX_DEFMSTR_TYPE_OFFSET 16
  27. #define HMATRIX_DEFMSTR_TYPE_SIZE 2
  28. #define HMATRIX_FIXED_DEFMSTR_OFFSET 18
  29. #define HMATRIX_FIXED_DEFMSTR_SIZE 4
  30. #define HMATRIX_ARBT_OFFSET 24
  31. #define HMATRIX_ARBT_SIZE 1
  32. /* Bitfields in PRS.A */
  33. #define HMATRIX_M0PR_OFFSET 0
  34. #define HMATRIX_M0PR_SIZE 4
  35. #define HMATRIX_M1PR_OFFSET 4
  36. #define HMATRIX_M1PR_SIZE 4
  37. #define HMATRIX_M2PR_OFFSET 8
  38. #define HMATRIX_M2PR_SIZE 4
  39. #define HMATRIX_M3PR_OFFSET 12
  40. #define HMATRIX_M3PR_SIZE 4
  41. #define HMATRIX_M4PR_OFFSET 16
  42. #define HMATRIX_M4PR_SIZE 4
  43. #define HMATRIX_M5PR_OFFSET 20
  44. #define HMATRIX_M5PR_SIZE 4
  45. #define HMATRIX_M6PR_OFFSET 24
  46. #define HMATRIX_M6PR_SIZE 4
  47. #define HMATRIX_M7PR_OFFSET 28
  48. #define HMATRIX_M7PR_SIZE 4
  49. /* Bitfields in PRS.B */
  50. #define HMATRIX_M8PR_OFFSET 0
  51. #define HMATRIX_M8PR_SIZE 4
  52. #define HMATRIX_M9PR_OFFSET 4
  53. #define HMATRIX_M9PR_SIZE 4
  54. #define HMATRIX_M10PR_OFFSET 8
  55. #define HMATRIX_M10PR_SIZE 4
  56. #define HMATRIX_M11PR_OFFSET 12
  57. #define HMATRIX_M11PR_SIZE 4
  58. #define HMATRIX_M12PR_OFFSET 16
  59. #define HMATRIX_M12PR_SIZE 4
  60. #define HMATRIX_M13PR_OFFSET 20
  61. #define HMATRIX_M13PR_SIZE 4
  62. #define HMATRIX_M14PR_OFFSET 24
  63. #define HMATRIX_M14PR_SIZE 4
  64. #define HMATRIX_M15PR_OFFSET 28
  65. #define HMATRIX_M15PR_SIZE 4
  66. /* Constants for ULBT */
  67. #define HMATRIX_ULBT_INFINITE 0
  68. #define HMATRIX_ULBT_SINGLE 1
  69. #define HMATRIX_ULBT_FOUR_BEAT 2
  70. #define HMATRIX_ULBT_EIGHT_BEAT 3
  71. #define HMATRIX_ULBT_SIXTEEN_BEAT 4
  72. /* Constants for DEFMSTR_TYPE */
  73. #define HMATRIX_DEFMSTR_TYPE_NO_DEFAULT 0
  74. #define HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT 1
  75. #define HMATRIX_DEFMSTR_TYPE_FIXED_DEFAULT 2
  76. /* Constants for ARBT */
  77. #define HMATRIX_ARBT_ROUND_ROBIN 0
  78. #define HMATRIX_ARBT_FIXED_PRIORITY 1
  79. /* Bit manipulation macros */
  80. #define HMATRIX_BIT(name) \
  81. (1 << HMATRIX_##name##_OFFSET)
  82. #define HMATRIX_BF(name,value) \
  83. (((value) & ((1 << HMATRIX_##name##_SIZE) - 1)) \
  84. << HMATRIX_##name##_OFFSET)
  85. #define HMATRIX_BFEXT(name,value) \
  86. (((value) >> HMATRIX_##name##_OFFSET) \
  87. & ((1 << HMATRIX_##name##_SIZE) - 1))
  88. #define HMATRIX_BFINS(name,value,old) \
  89. (((old) & ~(((1 << HMATRIX_##name##_SIZE) - 1) \
  90. << HMATRIX_##name##_OFFSET)) \
  91. | HMATRIX_BF(name,value))
  92. /* Register access macros */
  93. #define __hmatrix_reg(reg) \
  94. (((volatile struct hmatrix_regs *)ATMEL_BASE_HMATRIX)->reg)
  95. #define hmatrix_read(reg) \
  96. (__hmatrix_reg(reg))
  97. #define hmatrix_write(reg, value) \
  98. do { __hmatrix_reg(reg) = (value); } while (0)
  99. #define hmatrix_slave_read(slave, reg) \
  100. hmatrix_read(reg[HMATRIX_SLAVE_##slave])
  101. #define hmatrix_slave_write(slave, reg, value) \
  102. hmatrix_write(reg[HMATRIX_SLAVE_##slave], value)
  103. #endif /* __ASM_AVR32_HMATRIX_COMMON_H__ */