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-rw-r--r--Documentation/devicetree/bindings/soundwire/qcom,sdw.txt28
1 files changed, 27 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
index b93a2b3e029d..c85c25779e3f 100644
--- a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
+++ b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
@@ -22,7 +22,19 @@ board specific bus parameters.
- interrupts:
Usage: required
Value type: <prop-encoded-array>
- Definition: should specify the SoundWire Controller IRQ
+ Definition: should specify the SoundWire Controller core and optional
+ wake IRQ
+
+- interrupt-names:
+ Usage: Optional
+ Value type: boolean
+ Value type: <stringlist>
+ Definition: should be "core" for core and "wakeup" for wake interrupt.
+
+- wakeup-source:
+ Usage: Optional
+ Value type: boolean
+ Definition: should specify if SoundWire Controller is wake up capable.
- clock-names:
Usage: required
@@ -150,6 +162,18 @@ board specific bus parameters.
or applicable for the respective data port.
More info in MIPI Alliance SoundWire 1.0 Specifications.
+- reset:
+ Usage: optional
+ Value type: <prop-encoded-array>
+ Definition: Should specify the SoundWire audio CSR reset controller interface,
+ which is required for SoundWire version 1.6.0 and above.
+
+- reset-names:
+ Usage: optional
+ Value type: <stringlist>
+ Definition: should be "swr_audio_cgcr" for SoundWire audio CSR reset
+ controller interface.
+
Note:
More Information on detail of encoding of these fields can be
found in MIPI Alliance SoundWire 1.0 Specifications.
@@ -168,6 +192,8 @@ soundwire: soundwire@c85 {
interrupts = <20 IRQ_TYPE_EDGE_RISING>;
clocks = <&wcc>;
clock-names = "iface";
+ resets = <&lpass_audiocc LPASS_AUDIO_SWR_TX_CGCR>;
+ reset-names = "swr_audio_cgcr";
#sound-dai-cells = <1>;
qcom,dports-type = <0>;
qcom,dout-ports = <6>;