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arch
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arm
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mach-ep93xx
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include
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mach
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gpio.h

gpio.h 4.7 KB
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  1. /*
    2. 

  2.  * arch/arm/mach-ep93xx/include/mach/gpio.h
    3. 

  3.  */
    4. 

  4. 

  5. #ifndef __ASM_ARCH_GPIO_H
    6. 

  6. #define __ASM_ARCH_GPIO_H
    7. 

  7. 

  8. /* GPIO port A.  */
    9. 

  9. #define EP93XX_GPIO_LINE_A(x)		((x) + 0)
    10. 

  10. #define EP93XX_GPIO_LINE_EGPIO0		EP93XX_GPIO_LINE_A(0)
    11. 

  11. #define EP93XX_GPIO_LINE_EGPIO1		EP93XX_GPIO_LINE_A(1)
    12. 

  12. #define EP93XX_GPIO_LINE_EGPIO2		EP93XX_GPIO_LINE_A(2)
    13. 

  13. #define EP93XX_GPIO_LINE_EGPIO3		EP93XX_GPIO_LINE_A(3)
    14. 

  14. #define EP93XX_GPIO_LINE_EGPIO4		EP93XX_GPIO_LINE_A(4)
    15. 

  15. #define EP93XX_GPIO_LINE_EGPIO5		EP93XX_GPIO_LINE_A(5)
    16. 

  16. #define EP93XX_GPIO_LINE_EGPIO6		EP93XX_GPIO_LINE_A(6)
    17. 

  17. #define EP93XX_GPIO_LINE_EGPIO7		EP93XX_GPIO_LINE_A(7)
    18. 

  18. 

  19. /* GPIO port B.  */
    20. 

  20. #define EP93XX_GPIO_LINE_B(x)		((x) + 8)
    21. 

  21. #define EP93XX_GPIO_LINE_EGPIO8		EP93XX_GPIO_LINE_B(0)
    22. 

  22. #define EP93XX_GPIO_LINE_EGPIO9		EP93XX_GPIO_LINE_B(1)
    23. 

  23. #define EP93XX_GPIO_LINE_EGPIO10	EP93XX_GPIO_LINE_B(2)
    24. 

  24. #define EP93XX_GPIO_LINE_EGPIO11	EP93XX_GPIO_LINE_B(3)
    25. 

  25. #define EP93XX_GPIO_LINE_EGPIO12	EP93XX_GPIO_LINE_B(4)
    26. 

  26. #define EP93XX_GPIO_LINE_EGPIO13	EP93XX_GPIO_LINE_B(5)
    27. 

  27. #define EP93XX_GPIO_LINE_EGPIO14	EP93XX_GPIO_LINE_B(6)
    28. 

  28. #define EP93XX_GPIO_LINE_EGPIO15	EP93XX_GPIO_LINE_B(7)
    29. 

  29. 

  30. /* GPIO port C.  */
    31. 

  31. #define EP93XX_GPIO_LINE_C(x)		((x) + 40)
    32. 

  32. #define EP93XX_GPIO_LINE_ROW0		EP93XX_GPIO_LINE_C(0)
    33. 

  33. #define EP93XX_GPIO_LINE_ROW1		EP93XX_GPIO_LINE_C(1)
    34. 

  34. #define EP93XX_GPIO_LINE_ROW2		EP93XX_GPIO_LINE_C(2)
    35. 

  35. #define EP93XX_GPIO_LINE_ROW3		EP93XX_GPIO_LINE_C(3)
    36. 

  36. #define EP93XX_GPIO_LINE_ROW4		EP93XX_GPIO_LINE_C(4)
    37. 

  37. #define EP93XX_GPIO_LINE_ROW5		EP93XX_GPIO_LINE_C(5)
    38. 

  38. #define EP93XX_GPIO_LINE_ROW6		EP93XX_GPIO_LINE_C(6)
    39. 

  39. #define EP93XX_GPIO_LINE_ROW7		EP93XX_GPIO_LINE_C(7)
    40. 

  40. 

  41. /* GPIO port D.  */
    42. 

  42. #define EP93XX_GPIO_LINE_D(x)		((x) + 24)
    43. 

  43. #define EP93XX_GPIO_LINE_COL0		EP93XX_GPIO_LINE_D(0)
    44. 

  44. #define EP93XX_GPIO_LINE_COL1		EP93XX_GPIO_LINE_D(1)
    45. 

  45. #define EP93XX_GPIO_LINE_COL2		EP93XX_GPIO_LINE_D(2)
    46. 

  46. #define EP93XX_GPIO_LINE_COL3		EP93XX_GPIO_LINE_D(3)
    47. 

  47. #define EP93XX_GPIO_LINE_COL4		EP93XX_GPIO_LINE_D(4)
    48. 

  48. #define EP93XX_GPIO_LINE_COL5		EP93XX_GPIO_LINE_D(5)
    49. 

  49. #define EP93XX_GPIO_LINE_COL6		EP93XX_GPIO_LINE_D(6)
    50. 

  50. #define EP93XX_GPIO_LINE_COL7		EP93XX_GPIO_LINE_D(7)
    51. 

  51. 

  52. /* GPIO port E.  */
    53. 

  53. #define EP93XX_GPIO_LINE_E(x)		((x) + 32)
    54. 

  54. #define EP93XX_GPIO_LINE_GRLED		EP93XX_GPIO_LINE_E(0)
    55. 

  55. #define EP93XX_GPIO_LINE_RDLED		EP93XX_GPIO_LINE_E(1)
    56. 

  56. #define EP93XX_GPIO_LINE_DIORn		EP93XX_GPIO_LINE_E(2)
    57. 

  57. #define EP93XX_GPIO_LINE_IDECS1n	EP93XX_GPIO_LINE_E(3)
    58. 

  58. #define EP93XX_GPIO_LINE_IDECS2n	EP93XX_GPIO_LINE_E(4)
    59. 

  59. #define EP93XX_GPIO_LINE_IDEDA0		EP93XX_GPIO_LINE_E(5)
    60. 

  60. #define EP93XX_GPIO_LINE_IDEDA1		EP93XX_GPIO_LINE_E(6)
    61. 

  61. #define EP93XX_GPIO_LINE_IDEDA2		EP93XX_GPIO_LINE_E(7)
    62. 

  62. 

  63. /* GPIO port F.  */
    64. 

  64. #define EP93XX_GPIO_LINE_F(x)		((x) + 16)
    65. 

  65. #define EP93XX_GPIO_LINE_WP		EP93XX_GPIO_LINE_F(0)
    66. 

  66. #define EP93XX_GPIO_LINE_MCCD1		EP93XX_GPIO_LINE_F(1)
    67. 

  67. #define EP93XX_GPIO_LINE_MCCD2		EP93XX_GPIO_LINE_F(2)
    68. 

  68. #define EP93XX_GPIO_LINE_MCBVD1		EP93XX_GPIO_LINE_F(3)
    69. 

  69. #define EP93XX_GPIO_LINE_MCBVD2		EP93XX_GPIO_LINE_F(4)
    70. 

  70. #define EP93XX_GPIO_LINE_VS1		EP93XX_GPIO_LINE_F(5)
    71. 

  71. #define EP93XX_GPIO_LINE_READY		EP93XX_GPIO_LINE_F(6)
    72. 

  72. #define EP93XX_GPIO_LINE_VS2		EP93XX_GPIO_LINE_F(7)
    73. 

  73. 

  74. /* GPIO port G.  */
    75. 

  75. #define EP93XX_GPIO_LINE_G(x)		((x) + 48)
    76. 

  76. #define EP93XX_GPIO_LINE_EECLK		EP93XX_GPIO_LINE_G(0)
    77. 

  77. #define EP93XX_GPIO_LINE_EEDAT		EP93XX_GPIO_LINE_G(1)
    78. 

  78. #define EP93XX_GPIO_LINE_SLA0		EP93XX_GPIO_LINE_G(2)
    79. 

  79. #define EP93XX_GPIO_LINE_SLA1		EP93XX_GPIO_LINE_G(3)
    80. 

  80. #define EP93XX_GPIO_LINE_DD12		EP93XX_GPIO_LINE_G(4)
    81. 

  81. #define EP93XX_GPIO_LINE_DD13		EP93XX_GPIO_LINE_G(5)
    82. 

  82. #define EP93XX_GPIO_LINE_DD14		EP93XX_GPIO_LINE_G(6)
    83. 

  83. #define EP93XX_GPIO_LINE_DD15		EP93XX_GPIO_LINE_G(7)
    84. 

  84. 

  85. /* GPIO port H.  */
    86. 

  86. #define EP93XX_GPIO_LINE_H(x)		((x) + 56)
    87. 

  87. #define EP93XX_GPIO_LINE_DD0		EP93XX_GPIO_LINE_H(0)
    88. 

  88. #define EP93XX_GPIO_LINE_DD1		EP93XX_GPIO_LINE_H(1)
    89. 

  89. #define EP93XX_GPIO_LINE_DD2		EP93XX_GPIO_LINE_H(2)
    90. 

  90. #define EP93XX_GPIO_LINE_DD3		EP93XX_GPIO_LINE_H(3)
    91. 

  91. #define EP93XX_GPIO_LINE_DD4		EP93XX_GPIO_LINE_H(4)
    92. 

  92. #define EP93XX_GPIO_LINE_DD5		EP93XX_GPIO_LINE_H(5)
    93. 

  93. #define EP93XX_GPIO_LINE_DD6		EP93XX_GPIO_LINE_H(6)
    94. 

  94. #define EP93XX_GPIO_LINE_DD7		EP93XX_GPIO_LINE_H(7)
    95. 

  95. 

  96. /* maximum value for gpio line identifiers */
    97. 

  97. #define EP93XX_GPIO_LINE_MAX		EP93XX_GPIO_LINE_H(7)
    98. 

  98. 

  99. /* maximum value for irq capable line identifiers */
    100. 

  100. #define EP93XX_GPIO_LINE_MAX_IRQ	EP93XX_GPIO_LINE_F(7)
    101. 

  101. 

  102. /* new generic GPIO API - see Documentation/gpio.txt */
    103. 

  103. 

  104. #include <asm-generic/gpio.h>
    105. 

  105. 

  106. #define gpio_get_value	__gpio_get_value
    107. 

  107. #define gpio_set_value	__gpio_set_value
    108. 

  108. #define gpio_cansleep	__gpio_cansleep
    109. 

  109. 

  110. /*
    111. 

  111.  * Map GPIO A0..A7  (0..7)  to irq 64..71,
    112. 

  112.  *          B0..B7  (7..15) to irq 72..79, and
    113. 

  113.  *          F0..F7 (16..24) to irq 80..87.
    114. 

  114.  */
    115. 

  115. static inline int gpio_to_irq(unsigned gpio)
    116. 

  116. {
    117. 

  117. 	if (gpio <= EP93XX_GPIO_LINE_MAX_IRQ)
    118. 

  118. 		return 64 + gpio;
    119. 

  119. 

  120. 	return -EINVAL;
    121. 

  121. }
    122. 

  122. 

  123. static inline int irq_to_gpio(unsigned irq)
    124. 

  124. {
    125. 

  125. 	return irq - gpio_to_irq(0);
    126. 

  126. }
    127. 

  127. 

  128. #endif
    129.