Re: [PATCH 12/15] arm64: dts: mediatek: mt7981b-openwrt-one: Enable Ethernet

Eric Woudstra
2025-10-28T11:14:31Z

On 10/21/25 10:21 PM, Sjoerd Simons wrote:
> On Fri, 2025-10-17 at 19:31 +0200, Andrew Lunn wrote:
>>> +&mdio_bus {
>>> + phy15: ethernet-phy@f {
>>> + compatible = "ethernet-phy-id03a2.a411";
>>> + reg = <0xf>;
>>> + interrupt-parent = <&pio>;
>>> + interrupts = <38 IRQ_TYPE_EDGE_FALLING>;
>>
>> This is probably wrong. PHY interrupts are generally level, not edge.
>
> Sadly i can't find a datasheet for the PHY, so can't really validate that easily. Maybe Eric can
> comment here as the author of the relevant PHY driver.
>
> I'd note that the mt7986a-bananapi-bpi-r3-mini dts has the same setup for this PHY, however that's
> ofcourse not authoritative.
>

Lucien would have access to the correct information about the interrupt.