Re: [PATCH net-next 10/12] net: stmmac: tc956x: add TC956x/QPS615 support

Xilin Wu
2026-05-06T16:01:22Z

On 5/6/2026 11:56 PM, Andrew Lunn wrote:
>>> Does that mean you don't get phy interrupts reported in /proc/interrupts
>>> before any suspend happens?
>>>
>>
>> No. The phy works in polling mode AFAIK.
>
> You should be able to tell from dmesg:
>
> Generic FE-GE Realtek PHY r8169-0-600:00: attached PHY driver (mii_bus:phy_addr=r8169-0-600:00, irq=MAC)
>
> irq= can be MAC, POLL, or the interrupt number if interrupts are used.
>
> If PHY WoL is used, i would expect interrupts to be used, otherwise
> how is the PHY waking the system?
>
> Andrew
>

Yeah I know, it's indeed POLL. The phy is now waking the system using
the INTN_WOL pin directly connected to the SoC GPIO, instead of the INTN
pin connected to the QPS615.

--
Best regards,
Xilin Wu <sophon@radxa.com>