[PATCH v3 0/9] Armada8k enable per-port SATA interrupts and drop a hack in the IRQ subsystem

[Andrew Lunn]

> Unfortunately ACPI doesn't describe how the SFP cages are connected.

Nor MDIO busses and Ethernet PHYs.

ACPI is missing a lot of support for basic elements of networking. I
guess this is because it expects firmware in the NIC to be controlling
these parts, not Linux.

> 
> As soon as GPIOs and I2C busses are involved device trees are so much
> better than ACPI

Yes, ACPI has along way to go before it is usable for SoCs with
integrated Ethernet.

	   Andrew