[PATCH net v2] net: sparx5: start the TOD counters on non-PTP lan969x variants

Daniel Machon daniel.machon at microchip.com
Mon Oct 5 02:57:35 PDT 2026


> Currently the base non-PTP-capable lan969x variants don't forward any
> Ethernet frames:
> 
>   $ ip link set eth10 up
> 
>   $ ip addr add 10.0.0.54/24 dev eth10
> 
>   $ ping 10.0.0.1
>   PING 10.0.0.1 (10.0.0.1): 56 data bytes
> 
>   --- 10.0.0.1 ping statistics ---
>   7 packets transmitted, 0 packets received, 100% packet loss
> 
>   $ cat /proc/interrupts | grep fdma
>     20:          0  GIC-0  120 Level     sparx5-fdma
> 
>   $ ip -s link show dev eth10
>       RX:  bytes packets errors dropped  missed   mcast
>            20828     102      0       0       0      72
>       TX:  bytes packets errors dropped carrier collsns
>                0       0      0       0       0       0
> 
> Testing showed that starting the domain 0 TOD counter gets networking
> working again, but start all three for consistency with the PTP variants.

Tested-by: Daniel Machon <daniel.machon at microchip.com>
Reviewed-by: Daniel Machon <daniel.machon at microchip.com>

Thank you for the patch! :-)



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