Re: [PATCH v4 13/13] phy: usb: Add support for wake and USB low power mode for 7211 S2/S5

From: Florian Fainelli
Date: Fri Jan 03 2020 - 13:28:53 EST


On 1/3/20 10:18 AM, Al Cooper wrote:
> Add support for 7211 USB wake. Disable all possible 7211 USB logic
> for S2/S5 if USB wake is not enabled.
>
> On the 7211, the XHCI wake signal was not connected properly and
> only goes to the USB1_USB1_CTRL_TP_DIAG1 diagonstic register.
> The workaround is to have VPU code running that polls for the
> proper bit in the DIAG register and to wake the system when
> the bit is asserted.
>
> Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx>

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