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1What: /sys/bus/soundwire/devices/sdw:.../status2 /sys/bus/soundwire/devices/sdw:.../device_number3 4Date: September 20205 6Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>7 Bard Liao <yung-chuan.liao@linux.intel.com>8 Vinod Koul <vkoul@kernel.org>9 10Description: SoundWire Slave status11 12 These properties report the Slave status, e.g. if it13 is UNATTACHED or not, and in the latter case show the14 device_number. This status information is useful to15 detect devices exposed by platform firmware but not16 physically present on the bus, and conversely devices17 not exposed in platform firmware but enumerated.18 19What: /sys/bus/soundwire/devices/sdw:.../dev-properties/mipi_revision20 /sys/bus/soundwire/devices/sdw:.../dev-properties/wake_capable21 /sys/bus/soundwire/devices/sdw:.../dev-properties/test_mode_capable22 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_mode123 /sys/bus/soundwire/devices/sdw:.../dev-properties/simple_clk_stop_capable24 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_timeout25 /sys/bus/soundwire/devices/sdw:.../dev-properties/ch_prep_timeout26 /sys/bus/soundwire/devices/sdw:.../dev-properties/reset_behave27 /sys/bus/soundwire/devices/sdw:.../dev-properties/high_PHY_capable28 /sys/bus/soundwire/devices/sdw:.../dev-properties/paging_support29 /sys/bus/soundwire/devices/sdw:.../dev-properties/bank_delay_support30 /sys/bus/soundwire/devices/sdw:.../dev-properties/p15_behave31 /sys/bus/soundwire/devices/sdw:.../dev-properties/master_count32 /sys/bus/soundwire/devices/sdw:.../dev-properties/source_ports33 /sys/bus/soundwire/devices/sdw:.../dev-properties/sink_ports34 35Date: May 202036 37Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>38 Bard Liao <yung-chuan.liao@linux.intel.com>39 Vinod Koul <vkoul@kernel.org>40 41Description: SoundWire Slave DisCo properties.42 These properties are defined by MIPI DisCo Specification43 for SoundWire. They define various properties of the44 SoundWire Slave and are used by the bus to configure45 the Slave46 47 48What: /sys/bus/soundwire/devices/sdw:.../dp0/max_word49 /sys/bus/soundwire/devices/sdw:.../dp0/min_word50 /sys/bus/soundwire/devices/sdw:.../dp0/words51 /sys/bus/soundwire/devices/sdw:.../dp0/BRA_flow_controlled52 /sys/bus/soundwire/devices/sdw:.../dp0/simple_ch_prep_sm53 /sys/bus/soundwire/devices/sdw:.../dp0/imp_def_interrupts54 55Date: May 202056 57Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>58 Bard Liao <yung-chuan.liao@linux.intel.com>59 Vinod Koul <vkoul@kernel.org>60 61Description: SoundWire Slave Data Port-0 DisCo properties.62 These properties are defined by MIPI DisCo Specification63 for the SoundWire. They define various properties of the64 Data port 0 are used by the bus to configure the Data Port 0.65 66 67What: /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_word68 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/min_word69 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/words70 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/type71 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_grouping72 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/simple_ch_prep_sm73 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/ch_prep_timeout74 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/imp_def_interrupts75 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/min_ch76 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_ch77 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/channels78 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/ch_combinations79 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/max_async_buffer80 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/block_pack_mode81 /sys/bus/soundwire/devices/sdw:.../dp<N>_src/port_encoding82 83 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_word84 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/min_word85 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/words86 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/type87 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_grouping88 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/simple_ch_prep_sm89 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/ch_prep_timeout90 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/imp_def_interrupts91 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/min_ch92 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_ch93 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/channels94 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/ch_combinations95 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/max_async_buffer96 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/block_pack_mode97 /sys/bus/soundwire/devices/sdw:.../dp<N>_sink/port_encoding98 99Date: May 2020100 101Contact: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>102 Bard Liao <yung-chuan.liao@linux.intel.com>103 Vinod Koul <vkoul@kernel.org>104 105Description: SoundWire Slave Data Source/Sink Port-N DisCo properties.106 These properties are defined by MIPI DisCo Specification107 for SoundWire. They define various properties of the108 Source/Sink Data port N and are used by the bus to configure109 the Data Port N.110