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/Documentation/ABI/testing/
Dsysfs-bus-soundwire-slave1 What: /sys/bus/soundwire/devices/sdw:.../status
2 /sys/bus/soundwire/devices/sdw:.../device_number
10 Description: SoundWire Slave status
19 What: /sys/bus/soundwire/devices/sdw:.../dev-properties/mipi_revision
20 /sys/bus/soundwire/devices/sdw:.../dev-properties/wake_capable
21 /sys/bus/soundwire/devices/sdw:.../dev-properties/test_mode_capable
22 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_mode1
23 /sys/bus/soundwire/devices/sdw:.../dev-properties/simple_clk_stop_capable
24 /sys/bus/soundwire/devices/sdw:.../dev-properties/clk_stop_timeout
25 /sys/bus/soundwire/devices/sdw:.../dev-properties/ch_prep_timeout
[all …]
Dsysfs-bus-soundwire-master1 What: /sys/bus/soundwire/devices/sdw-master-<N>/revision
2 /sys/bus/soundwire/devices/sdw-master-<N>/clk_stop_modes
3 /sys/bus/soundwire/devices/sdw-master-<N>/clk_freq
4 /sys/bus/soundwire/devices/sdw-master-<N>/clk_gears
5 /sys/bus/soundwire/devices/sdw-master-<N>/default_col
6 /sys/bus/soundwire/devices/sdw-master-<N>/default_frame_rate
7 /sys/bus/soundwire/devices/sdw-master-<N>/default_row
8 /sys/bus/soundwire/devices/sdw-master-<N>/dynamic_shape
9 /sys/bus/soundwire/devices/sdw-master-<N>/err_threshold
10 /sys/bus/soundwire/devices/sdw-master-<N>/max_clk_freq
[all …]
/Documentation/devicetree/bindings/soundwire/
Dsoundwire-controller.yaml4 $id: http://devicetree.org/schemas/soundwire/soundwire-controller.yaml#
7 title: SoundWire Controller Common Properties
14 SoundWire busses can be described with a node for the SoundWire controller
15 device and a set of child nodes for each SoundWire slave on the bus.
19 pattern: "^soundwire(@.*)?$"
34 description: Is the textual representation of SoundWire Enumeration
35 address. compatible string should contain SoundWire Version ID,
39 Version ID is 1 nibble, number '0x1' represents SoundWire 1.0
40 and '0x2' represents SoundWire 1.1 and so on.
45 found in MIPI Alliance DisCo & SoundWire 1.0 Specifications.
[all …]
Dqcom,soundwire.yaml4 $id: http://devicetree.org/schemas/soundwire/qcom,soundwire.yaml#
7 title: Qualcomm SoundWire Controller
14 The Qualcomm SoundWire controller along with its board specific bus parameters.
19 - qcom,soundwire-v1.3.0
20 - qcom,soundwire-v1.5.0
21 - qcom,soundwire-v1.5.1
22 - qcom,soundwire-v1.6.0
23 - qcom,soundwire-v1.7.0
24 - qcom,soundwire-v2.0.0
32 - description: specify the SoundWire controller core.
[all …]
/Documentation/driver-api/soundwire/
Dsummary.rst2 SoundWire Subsystem Summary
5 SoundWire is a new interface ratified in 2015 by the MIPI Alliance.
6 SoundWire is used for transporting data typically related to audio
7 functions. SoundWire interface is optimized to integrate audio devices in
10 SoundWire is a 2-pin multi-drop interface with data and clock line. It
12 Broad level key features of SoundWire interface include:
25 The SoundWire protocol supports up to eleven Slave interfaces. All the
35 Below figure shows an example of connectivity between a SoundWire Master and
58 The MIPI SoundWire specification uses the term 'device' to refer to a Master
62 device managed by a specific driver. The Linux SoundWire subsystem provides
[all …]
Derror_handling.rst2 SoundWire Error Handling
5 The SoundWire PHY was designed with care and errors on the bus are going to
19 data enabled by the SoundWire protocol, the location of the error will also
44 it transitions to a NotFinished value of zero. The MIPI SoundWire spec 1.1
45 does not define timeouts but the MIPI SoundWire DisCo document adds
60 Note that SoundWire does not provide a mechanism to detect illegal values
Dlocking.rst2 SoundWire Locking
5 This document explains locking mechanism of the SoundWire Bus. Bus uses
16 SoundWire Bus lock is a mutex and is part of Bus data structure
18 serialize each of the following operations(s) within SoundWire Bus instance.
29 SoundWire message transfer lock. This mutex is part of
31 transfers (read/write) within a SoundWire Bus instance.
Dindex.rst2 SoundWire Documentation
Dstream.rst2 Audio Stream in SoundWire
19 Assume a stream with two channels (Left & Right) is opened using SoundWire
20 interface. Below are some ways a stream can be represented in SoundWire.
204 handled by a SoundWire subsystem API, but instead by the
211 same bitSlots in the SoundWire frame, however multiple Source ports
215 SoundWire Stream Management flow
228 SoundWire Bus manages stream operations for each stream getting
229 rendered/captured on the SoundWire Bus. This section explains Bus operations
234 SoundWire stream states
237 Below shows the SoundWire stream states and state transition diagram. ::
[all …]
/Documentation/devicetree/bindings/sound/
Dadi,max98363.yaml7 title: Analog Devices MAX98363 SoundWire Amplifier
13 The MAX98363 is a SoundWire input Class D mono amplifier that
14 supports MIPI SoundWire v1.2-compatible digital interface for
16 SoundWire peripheral device ID of MAX98363 is 0x3*019f836300
42 soundwire@3250000 {
Dqcom,wcd937x-sdw.yaml7 title: Qualcomm SoundWire Slave devices on WCD9370/WCD9375
14 It has RX and TX Soundwire slave devices. This bindings is for the
29 Supports maximum 4 tx soundwire ports.
47 Supports maximum 5 rx soundwire ports.
69 soundwire@3210000 {
80 soundwire@3230000 {
Dqcom,wcd939x-sdw.yaml7 title: Qualcomm SoundWire devices on WCD9390/WCD9395
14 It has RX and TX Soundwire devices. This bindings is for the devices.
47 soundwire@3210000 {
58 soundwire@3230000 {
Dqcom,wcd938x-sdw.yaml7 title: Qualcomm SoundWire Slave devices on WCD9380/WCD9385
14 It has RX and TX Soundwire slave devices. This bindings is for the
48 soundwire@3210000 {
59 soundwire@3230000 {
Dqcom,wsa881x.yaml15 Their primary operating mode uses a SoundWire digital audio
16 interface. This binding is for SoundWire interface.
49 soundwire@c2d0000 {
Dqcom,wsa883x.yaml15 Their primary operating mode uses a SoundWire digital audio
16 interface. This binding is for SoundWire interface.
63 soundwire@3250000 {
Dqcom,wcd938x.yaml14 It has RX and TX Soundwire slave devices.
56 soundwire@3210000 {
67 soundwire@3230000 {
Dqcom,wcd937x.yaml14 It has RX and TX Soundwire slave devices.
61 soundwire@3210000 {
72 soundwire@3230000 {
Dqcom,wcd939x.yaml14 It has RX and TX Soundwire devices.
74 soundwire@3210000 {
85 soundwire@3230000 {
Dqcom,wsa8840.yaml15 SoundWire digital audio interface.
68 soundwire {
Dqcom,wcd93xx-common.yaml31 description: A reference to Soundwire tx device phandle
35 description: A reference to Soundwire rx device phandle
Dqcom,wcd9335.yaml14 Soundwire controller and interrupt mux. It supports both I2S/I2C and SLIMbus
Dqcom,wcd934x.yaml14 It has in-built Soundwire controller, pin controller, interrupt mux and
/Documentation/sound/hd-audio/
Dintel-multi-link.rst80 SoundWire HDaudio extended link mapping
83 A SoundWire extended link is identified when LCAP.ALT=1 and
95 - mapping of SoundWire codecs to SDI ID bits
100 Extended structure for SoundWire (assuming 4 Manager IP)
146 … | SDIID14 | | | SoundWire SHIM | |
149 … +---------------+ | | SoundWire IP | |
151 … +---------------+ | | SoundWire SHIM | |
156 | SYNCGO | | | SoundWire SHIM |
159 +---------------+ | | SoundWire IP |
161 +---------------+ | | SoundWire SHIM |
/Documentation/translations/zh_CN/driver-api/
Dindex.rst86 * soundwire/index
/Documentation/driver-api/
Dindex.rst135 soundwire/index

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