leds-el15203000.rst 4.3 KB

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  1. .. SPDX-License-Identifier: GPL-2.0
  2. ==================================
  3. Kernel driver for Crane EL15203000
  4. ==================================
  5. /sys/class/leds/<led>/hw_pattern
  6. --------------------------------
  7. Specify a hardware pattern for the EL15203000 LED.
  8. The LEDs board supports only predefined patterns by firmware
  9. for specific LEDs.
  10. Breathing mode for Screen frame light tube::
  11. "0 4000 1 4000"
  12. ^
  13. |
  14. Max-| ---
  15. | / \
  16. | / \
  17. | / \ /
  18. | / \ /
  19. Min-|- ---
  20. |
  21. 0------4------8--> time (sec)
  22. Cascade mode for Pipe LED::
  23. "1 800 2 800 4 800 8 800 16 800"
  24. ^
  25. |
  26. 0 On -|----+ +----+ +---
  27. | | | | |
  28. Off-| +-------------------+ +-------------------+
  29. |
  30. 1 On -| +----+ +----+
  31. | | | | |
  32. Off |----+ +-------------------+ +------------------
  33. |
  34. 2 On -| +----+ +----+
  35. | | | | |
  36. Off-|---------+ +-------------------+ +-------------
  37. |
  38. 3 On -| +----+ +----+
  39. | | | | |
  40. Off-|--------------+ +-------------------+ +--------
  41. |
  42. 4 On -| +----+ +----+
  43. | | | | |
  44. Off-|-------------------+ +-------------------+ +---
  45. |
  46. 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
  47. Inverted cascade mode for Pipe LED::
  48. "30 800 29 800 27 800 23 800 15 800"
  49. ^
  50. |
  51. 0 On -| +-------------------+ +-------------------+
  52. | | | | |
  53. Off-|----+ +----+ +---
  54. |
  55. 1 On -|----+ +-------------------+ +------------------
  56. | | | | |
  57. Off | +----+ +----+
  58. |
  59. 2 On -|---------+ +-------------------+ +-------------
  60. | | | | |
  61. Off-| +----+ +----+
  62. |
  63. 3 On -|--------------+ +-------------------+ +--------
  64. | | | | |
  65. Off-| +----+ +----+
  66. |
  67. 4 On -|-------------------+ +-------------------+ +---
  68. | | | | |
  69. Off-| +----+ +----+
  70. |
  71. 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
  72. Bounce mode for Pipe LED::
  73. "1 800 2 800 4 800 8 800 16 800 16 800 8 800 4 800 2 800 1 800"
  74. ^
  75. |
  76. 0 On -|----+ +--------
  77. | | |
  78. Off-| +---------------------------------------+
  79. |
  80. 1 On -| +----+ +----+
  81. | | | | |
  82. Off |----+ +-----------------------------+ +--------
  83. |
  84. 2 On -| +----+ +----+
  85. | | | | |
  86. Off-|---------+ +-------------------+ +-------------
  87. |
  88. 3 On -| +----+ +----+
  89. | | | | |
  90. Off-|--------------+ +---------+ +------------------
  91. |
  92. 4 On -| +---------+
  93. | | |
  94. Off-|-------------------+ +-----------------------
  95. |
  96. 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
  97. Inverted bounce mode for Pipe LED::
  98. "30 800 29 800 27 800 23 800 15 800 15 800 23 800 27 800 29 800 30 800"
  99. ^
  100. |
  101. 0 On -| +---------------------------------------+
  102. | | |
  103. Off-|----+ +--------
  104. |
  105. 1 On -|----+ +-----------------------------+ +--------
  106. | | | | |
  107. Off | +----+ +----+
  108. |
  109. 2 On -|---------+ +-------------------+ +-------------
  110. | | | | |
  111. Off-| +----+ +----+
  112. |
  113. 3 On -|--------------+ +---------+ +------------------
  114. | | | | |
  115. Off-| +----+ +----+
  116. |
  117. 4 On -|-------------------+ +-----------------------
  118. | | |
  119. Off-| +---------+
  120. |
  121. 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)