Re: [PATCH 2/3] usb: Add "wake on" functionality for newer Synopsis XHCI controllers

From: Florian Fainelli
Date: Wed Dec 01 2021 - 15:43:30 EST


On 12/1/21 10:06 AM, Al Cooper wrote:
> Add "wake on" support for the newer Synopsis based XHCI only controller.
> This works on the 72165 and 72164 and newer chips and does not work
> on 7216 based systems. Also switch the USB sysclk to a slower clock
> on suspend to save additional power in S2. The clock switch will only
> save power on the 72165b0 and newer chips and is a nop on older chips.
>
> Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx>

Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
--
Florian