Re: [PATCH v2 3/3] soundwire: qcom: add in-band wake up interrupt support
From: Pierre-Louis Bossart
Date: Thu Feb 24 2022 - 10:45:35 EST
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.