Re: [PATCH v3 0/3] power: sequencing: qcom-wcn: support SW_CTRL wake IRQ
From: Bartosz Golaszewski
Date: Tue Oct 20 2026 - 09:40:31 EST
On Mon, 19 Oct 2026 11:39:08 +0200, Linghui Wu
<linghui.wu@xxxxxxxxxxxxxxxx> said:
> Some WCN3990-family devices use the SW_CTRL GPIO to indicate that
> resources need to remain available while the application processor is
> suspended.
>
> Teach the Qualcomm WCN power-sequencing driver to use the existing
> SW_CTRL GPIO as a dedicated wake IRQ when the power sequencer is marked
> as a wakeup source. The PM core keeps the IRQ disabled during normal
> operation and arms it for system suspend.
>
> The series documents wakeup-source for the WCN PMU binding and enables
> it for the Shikra CQM, CQS and IQS EVKs.
>
> The series has been runtime-tested on qcom-next and kernel 6.18.y on
> Shikra hardware.
>
Please don't send new iterations in response to previous threads. Use b4 for
patch management if that helps.
Bart