[PATCH v2 3/3] soundwire: qcom: add in-band wake up interrupt support

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Thu Feb 24 16:44:23 CET 2022



On 2/24/22 07:31, Srinivas Kandagatla wrote:
> Some of the Qualcomm SoundWire Controller instances like the ones that are
> connected to RX path along with Headset connections support Waking up
> Controller from Low power clock stop state using SoundWire In-band interrupt.
> SoundWire Slave on the bus would intiate this by pulling the data line high,

typo: initiate

> during clock stop condition.

while the clock is stopped.

A peripheral cannot generate an interrupt after a successful completion
of a write to the ClockStopNow bitfield.




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