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[v3,2/3] dt-bindings: soundwire: qcom: document optional wake irq

Message ID 20220228172528.3489-3-srinivas.kandagatla@linaro.org (mailing list archive)
State New, archived
Headers show
Series soundwire: qcom: add pm runtime support | expand

Commit Message

Srinivas Kandagatla Feb. 28, 2022, 5:25 p.m. UTC 
Wake IRQ is optional interrupt that can be wired up on SoundWire controller
instances like RX path along with MBHC(Multi Button Headset connection).
Document this in bindings.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 .../devicetree/bindings/soundwire/qcom,sdw.txt     | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)
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Patch

diff --git a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
index b93a2b3e029d..51ddbc509382 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