Re: [PATCH net-next v4 00/12] Add support for OPEN Alliance 10BASE-T1x MACPHY Serial Interface

Andrew Lunn
2024-04-22T23:23:16Z

On Mon, Apr 22, 2024 at 10:08:23PM +0200, Andrew Lunn wrote:
> > Testing Details:
> > ----------------
> > The driver performance was tested using iperf3 in the below two setups
> > separately.
> >
> > Setup 1:
> > --------
> > Node 0 - Raspberry Pi 4 with LAN8650 MAC-PHY
> > Node 1 - Raspberry Pi 4 with EVB-LAN8670-USB USB Stick
> >
> > Setup 2:
> > --------
> > Node 0 - SAMA7G54-EK with LAN8650 MAC-PHY
> > Node 1 - Raspberry Pi 4 with EVB-LAN8670-USB USB Stick
>
> Would it be possible to chain these two setups together by adding two
> USB dongles to one of the Ri 4s? If i remember correctly, there were
> reports of issues when two devices were using the framework at once.

Sorry, that makes no sense. Your USB device is unlikely to be doing
USB->SPI->MAC-PHY. Do you have two LAN8650 MAC-PHY you can connect to
one host?

Andrew