On Wed, Feb 26, 2020 at 12:30:48PM +0100, Michael Walle wrote:

But then there would need to be such a hardware pin, correct? Unless
you'd misuse the INT# for it. Also, why should the PHY then have a PHC
which can be adjusted.

I see.  Oh well.  I'll just have to remember the AR8031 on my list of "ptp
hardware to be avoided".

:(

Richard