41 *For systems using SoundWire*: sound/soc/codecs/cs35l56.c and associated files
55 On most SoundWire systems the amplifier has a default minimum capability to
62 On some SoundWire systems that have both CS42L43 and CS35L56/57 the CS35L56/57
64 SoundWire interface. These systems can be identified by the CS42L43 showing
65 in dmesg as a SoundWire device, but the CS35L56/57 as SPI. On these systems
108 SoundWire (except CS35L56 Rev B0):
111 SoundWire CS35L56 Rev B0:
114 Non-SoundWire (HDA and I2S):
122   * l?u? is the physical address on the SoundWire bus of the amp this
137 All SoundWire systems will require a Sound Open Firmware (SOF) for the
159 SoundWire  section in Kernel log messages
209       RESET. SoundWire systems typically do not give the driver control of
275   The SoundWire bus controller (host end) did not enumerate the amplifier.
280   Indicates an error in ACPI. A SoundWire system should have a Device()