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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2022-02-28 20:25:27 +0300
committerVinod Koul <vkoul@kernel.org>2022-03-02 18:41:50 +0300
commitc7449e766de3c7334d5ded1ab18e17fb9fb4dd76 (patch)
tree5b22ee46cc3fc0d8f6e4b70f8ea11985571abacb /Documentation/devicetree/bindings/soundwire
parent74e79da9fd46a59788ad58982e63fe9dbc496cb1 (diff)
downloadlinux-c7449e766de3c7334d5ded1ab18e17fb9fb4dd76.tar.xz
dt-bindings: soundwire: qcom: document optional wake irq
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> Link: https://lore.kernel.org/r/20220228172528.3489-3-srinivas.kandagatla@linaro.org Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/soundwire')
-rw-r--r--Documentation/devicetree/bindings/soundwire/qcom,sdw.txt14
1 files changed, 13 insertions, 1 deletions
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