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dt-bindings: soundwire: qcom: document optional wake irq

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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>
This commit is contained in:
Srinivas Kandagatla 2022-02-28 17:25:27 +00:00 committed by Vinod Koul
parent 74e79da9fd
commit c7449e766d
1 changed files with 13 additions and 1 deletions
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14
Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
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@ -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