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u-boot-2017.01+gitAUTOINC+340fb36f04-g340fb36f04
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include
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mvmfp.h

mvmfp.h 4.2 KB
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  1. /*
    2. 

  2.  * (C) Copyright 2010
    3. 

  3.  * Marvell Semiconductor <www.marvell.com>
    4. 

  4.  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
    5. 

  5.  *
    6. 

  6.  * SPDX-License-Identifier:	GPL-2.0+
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef __MVMFP_H
    10. 

  10. #define __MVMFP_H
    11. 

  11. 

  12. /*
    13. 

  13.  * Header file for MultiFunctionPin (MFP) Configururation framework
    14. 

  14.  *
    15. 

  15.  * Processors Supported:
    16. 

  16.  * 1. Marvell ARMADA100 Processors
    17. 

  17.  *
    18. 

  18.  * processor to be supported should be added here
    19. 

  19.  */
    20. 

  20. 

  21. /*
    22. 

  22.  * MFP configuration is represented by a 32-bit unsigned integer
    23. 

  23.  */
    24. 

  24. #ifdef CONFIG_MVMFP_V2
    25. 

  25. #define MFP(_off, _pull, _drv, _slp, _edge, _sleep, _afn) ( \
    26. 

  26. 	/* bits 31..16 - MFP Register Offset */	(((_off) & 0xffff) << 16) | \
    27. 

  27. 	/* bits 15..13 - Run Mode Pull State */	(((_pull) & 0x7) << 13) | \
    28. 

  28. 	/* bit  12..11 - Driver Strength */	(((_drv) & 0x3) << 11) | \
    29. 

  29. 	/* bits 10     - pad driver */		(((_slp) & 0x1) << 10) | \
    30. 

  30. 	/* bit  09..07 - sleep mode */		(((_sleep) & 0xe) << 6) | \
    31. 

  31. 	/* bits 06..04 - Edge Detection */	(((_edge) & 0x7) << 4) | \
    32. 

  32. 	/* bits 03     - sleep mode */		(((_sleep) & 0x1) << 3) | \
    33. 

  33. 	/* bits 02..00 - Alt-fun select */	((_afn) & 0x7))
    34. 

  34. #else
    35. 

  35. #define MFP(_off, _pull, _drv, _slp, _edge, _sleep, _afn) ( \
    36. 

  36. 	/* bits 31..16 - MFP Register Offset */	(((_off) & 0xffff) << 16) | \
    37. 

  37. 	/* bits 15..13 - Run Mode Pull State */	(((_pull) & 0x7) << 13) | \
    38. 

  38. 	/* bit  12     - Unused */ \
    39. 

  39. 	/* bits 11..10 - Driver Strength */	(((_drv) & 0x3) << 10) | \
    40. 

  40. 	/* bit  09..07 - sleep mode */		(((_sleep) & 0xe) << 6) | \
    41. 

  41. 	/* bits 06..04 - Edge Detection */	(((_edge) & 0x7) << 4) | \
    42. 

  42. 	/* bits 03     - sleep mode */		(((_sleep) & 0x1) << 3) | \
    43. 

  43. 	/* bits 02..00 - Alt-fun select */	((_afn) & 0x7))
    44. 

  44. #endif
    45. 

  45. 

  46. /*
    47. 

  47.  * to facilitate the definition, the following macros are provided
    48. 

  48.  *
    49. 

  49.  * 				    offset, pull,pF, drv,dF, edge,eF ,afn,aF
    50. 

  50.  */
    51. 

  51. #define MFP_OFFSET_MASK		MFP(0xffff,    0,    0,   0,   0,   0,   0)
    52. 

  52. #define MFP_REG(x)		MFP(x,         0,    0,   0,   0,   0,   0)
    53. 

  53. #define MFP_REG_GET_OFFSET(x)	((x & MFP_OFFSET_MASK) >> 16)
    54. 

  54. 

  55. #define MFP_AF0			MFP(0x0000,    0,    0,   0,   0,   0,   0)
    56. 

  56. #define MFP_AF1			MFP(0x0000,    0,    0,   0,   0,   0,   1)
    57. 

  57. #define MFP_AF2			MFP(0x0000,    0,    0,   0,   0,   0,   2)
    58. 

  58. #define MFP_AF3			MFP(0x0000,    0,    0,   0,   0,   0,   3)
    59. 

  59. #define MFP_AF4			MFP(0x0000,    0,    0,   0,   0,   0,   4)
    60. 

  60. #define MFP_AF5			MFP(0x0000,    0,    0,   0,   0,   0,   5)
    61. 

  61. #define MFP_AF6			MFP(0x0000,    0,    0,   0,   0,   0,   6)
    62. 

  62. #define MFP_AF7			MFP(0x0000,    0,    0,   0,   0,   0,   7)
    63. 

  63. #define MFP_AF_MASK		MFP(0x0000,    0,    0,   0,   0,   0,   7)
    64. 

  64. 

  65. #define MFP_SLEEP_CTRL2		MFP(0x0000,    0,    0,   0,   0,   1,   0)
    66. 

  66. #define MFP_SLEEP_DIR		MFP(0x0000,    0,    0,   0,   0,   2,   0)
    67. 

  67. #define MFP_SLEEP_DATA		MFP(0x0000,    0,    0,   0,   0,   4,   0)
    68. 

  68. #define MFP_SLEEP_CTRL		MFP(0x0000,    0,    0,   0,   0,   8,   0)
    69. 

  69. #define MFP_SLEEP_MASK		MFP(0x0000,    0,    0,   0,   0, 0xf,   0)
    70. 

  70. 

  71. #define MFP_LPM_EDGE_NONE	MFP(0x0000,    0,    0,   0,   4,   0,   0)
    72. 

  72. #define MFP_LPM_EDGE_RISE	MFP(0x0000,    0,    0,   0,   1,   0,   0)
    73. 

  73. #define MFP_LPM_EDGE_FALL	MFP(0x0000,    0,    0,   0,   2,   0,   0)
    74. 

  74. #define MFP_LPM_EDGE_BOTH	MFP(0x0000,    0,    0,   0,   3,   0,   0)
    75. 

  75. #define MFP_LPM_EDGE_MASK	MFP(0x0000,    0,    0,   0,   7,   0,   0)
    76. 

  76. 

  77. #define MFP_SLP_DI		MFP(0x0000,    0,    0,   1,   0,   0,   0)
    78. 

  78. 

  79. #define MFP_DRIVE_VERY_SLOW	MFP(0x0000,    0,    0,   0,   0,   0,   0)
    80. 

  80. #define MFP_DRIVE_SLOW		MFP(0x0000,    0,    1,   0,   0,   0,   0)
    81. 

  81. #define MFP_DRIVE_MEDIUM	MFP(0x0000,    0,    2,   0,   0,   0,   0)
    82. 

  82. #define MFP_DRIVE_FAST		MFP(0x0000,    0,    3,   0,   0,   0,   0)
    83. 

  83. #define MFP_DRIVE_MASK		MFP(0x0000,    0,    3,   0,   0,   0,   0)
    84. 

  84. 

  85. #define MFP_PULL_NONE		MFP(0x0000,    0,    0,   0,   0,   0,   0)
    86. 

  86. #define MFP_PULL_LOW		MFP(0x0000,    5,    0,   0,   0,   0,   0)
    87. 

  87. #define MFP_PULL_HIGH		MFP(0x0000,    6,    0,   0,   0,   0,   0)
    88. 

  88. #define MFP_PULL_BOTH		MFP(0x0000,    7,    0,   0,   0,   0,   0)
    89. 

  89. #define MFP_PULL_FLOAT		MFP(0x0000,    4,    0,   0,   0,   0,   0)
    90. 

  90. #define MFP_PULL_MASK		MFP(0x0000,    7,    0,   0,   0,   0,   0)
    91. 

  91. 

  92. #define MFP_VALUE_MASK		(MFP_PULL_MASK | MFP_DRIVE_MASK | MFP_SLP_DI \
    93. 

  93. 				| MFP_LPM_EDGE_MASK | MFP_SLEEP_MASK \
    94. 

  94. 				| MFP_AF_MASK)
    95. 

  95. #define MFP_EOC			0xffffffff	/* indicates end-of-conf */
    96. 

  96. 

  97. /* Functions */
    98. 

  98. void mfp_config(u32 *mfp_cfgs);
    99. 

  99. 

  100. #endif /* __MVMFP_H */
    101.