sysfs-bus-soundwire-slave 4.8 KB

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  1. What: /sys/bus/soundwire/devices/sdw:.../status
  2. /sys/bus/soundwire/devices/sdw:.../device_number
  3. Date: September 2020
  4. Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
  5. Bard Liao <yung-chuan.liao@linux.intel.com>
  6. Vinod Koul <vkoul@kernel.org>
  7. Description: SoundWire Slave status
  8. These properties report the Slave status, e.g. if it
  9. is UNATTACHED or not, and in the latter case show the
  10. device_number. This status information is useful to
  11. detect devices exposed by platform firmware but not
  12. physically present on the bus, and conversely devices
  13. not exposed in platform firmware but enumerated.
  14. What: /sys/bus/soundwire/devices/sdw:.../dev-properties/mipi_revision
  15. /sys/bus/soundwire/devices/sdw:.../dev-properties/wake_capable
  16. /sys/bus/soundwire/devices/sdw:.../dev-properties/test_mode_capable
  17. /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_mode1
  18. /sys/bus/soundwire/devices/sdw:.../dev-properties/simple_clk_stop_capable
  19. /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_timeout
  20. /sys/bus/soundwire/devices/sdw:.../dev-properties/ch_prep_timeout
  21. /sys/bus/soundwire/devices/sdw:.../dev-properties/reset_behave
  22. /sys/bus/soundwire/devices/sdw:.../dev-properties/high_PHY_capable
  23. /sys/bus/soundwire/devices/sdw:.../dev-properties/paging_support
  24. /sys/bus/soundwire/devices/sdw:.../dev-properties/bank_delay_support
  25. /sys/bus/soundwire/devices/sdw:.../dev-properties/p15_behave
  26. /sys/bus/soundwire/devices/sdw:.../dev-properties/master_count
  27. /sys/bus/soundwire/devices/sdw:.../dev-properties/source_ports
  28. /sys/bus/soundwire/devices/sdw:.../dev-properties/sink_ports
  29. Date: May 2020
  30. Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
  31. Bard Liao <yung-chuan.liao@linux.intel.com>
  32. Vinod Koul <vkoul@kernel.org>
  33. Description: SoundWire Slave DisCo properties.
  34. These properties are defined by MIPI DisCo Specification
  35. for SoundWire. They define various properties of the
  36. SoundWire Slave and are used by the bus to configure
  37. the Slave
  38. What: /sys/bus/soundwire/devices/sdw:.../dp0/max_word
  39. /sys/bus/soundwire/devices/sdw:.../dp0/min_word
  40. /sys/bus/soundwire/devices/sdw:.../dp0/words
  41. /sys/bus/soundwire/devices/sdw:.../dp0/BRA_flow_controlled
  42. /sys/bus/soundwire/devices/sdw:.../dp0/simple_ch_prep_sm
  43. /sys/bus/soundwire/devices/sdw:.../dp0/imp_def_interrupts
  44. Date: May 2020
  45. Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
  46. Bard Liao <yung-chuan.liao@linux.intel.com>
  47. Vinod Koul <vkoul@kernel.org>
  48. Description: SoundWire Slave Data Port-0 DisCo properties.
  49. These properties are defined by MIPI DisCo Specification
  50. for the SoundWire. They define various properties of the
  51. Data port 0 are used by the bus to configure the Data Port 0.
  52. What: /sys/bus/soundwire/devices/sdw:.../dpN_src/max_word
  53. /sys/bus/soundwire/devices/sdw:.../dpN_src/min_word
  54. /sys/bus/soundwire/devices/sdw:.../dpN_src/words
  55. /sys/bus/soundwire/devices/sdw:.../dpN_src/type
  56. /sys/bus/soundwire/devices/sdw:.../dpN_src/max_grouping
  57. /sys/bus/soundwire/devices/sdw:.../dpN_src/simple_ch_prep_sm
  58. /sys/bus/soundwire/devices/sdw:.../dpN_src/ch_prep_timeout
  59. /sys/bus/soundwire/devices/sdw:.../dpN_src/imp_def_interrupts
  60. /sys/bus/soundwire/devices/sdw:.../dpN_src/min_ch
  61. /sys/bus/soundwire/devices/sdw:.../dpN_src/max_ch
  62. /sys/bus/soundwire/devices/sdw:.../dpN_src/channels
  63. /sys/bus/soundwire/devices/sdw:.../dpN_src/ch_combinations
  64. /sys/bus/soundwire/devices/sdw:.../dpN_src/max_async_buffer
  65. /sys/bus/soundwire/devices/sdw:.../dpN_src/block_pack_mode
  66. /sys/bus/soundwire/devices/sdw:.../dpN_src/port_encoding
  67. /sys/bus/soundwire/devices/sdw:.../dpN_sink/max_word
  68. /sys/bus/soundwire/devices/sdw:.../dpN_sink/min_word
  69. /sys/bus/soundwire/devices/sdw:.../dpN_sink/words
  70. /sys/bus/soundwire/devices/sdw:.../dpN_sink/type
  71. /sys/bus/soundwire/devices/sdw:.../dpN_sink/max_grouping
  72. /sys/bus/soundwire/devices/sdw:.../dpN_sink/simple_ch_prep_sm
  73. /sys/bus/soundwire/devices/sdw:.../dpN_sink/ch_prep_timeout
  74. /sys/bus/soundwire/devices/sdw:.../dpN_sink/imp_def_interrupts
  75. /sys/bus/soundwire/devices/sdw:.../dpN_sink/min_ch
  76. /sys/bus/soundwire/devices/sdw:.../dpN_sink/max_ch
  77. /sys/bus/soundwire/devices/sdw:.../dpN_sink/channels
  78. /sys/bus/soundwire/devices/sdw:.../dpN_sink/ch_combinations
  79. /sys/bus/soundwire/devices/sdw:.../dpN_sink/max_async_buffer
  80. /sys/bus/soundwire/devices/sdw:.../dpN_sink/block_pack_mode
  81. /sys/bus/soundwire/devices/sdw:.../dpN_sink/port_encoding
  82. Date: May 2020
  83. Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
  84. Bard Liao <yung-chuan.liao@linux.intel.com>
  85. Vinod Koul <vkoul@kernel.org>
  86. Description: SoundWire Slave Data Source/Sink Port-N DisCo properties.
  87. These properties are defined by MIPI DisCo Specification
  88. for SoundWire. They define various properties of the
  89. Source/Sink Data port N and are used by the bus to configure
  90. the Data Port N.