Status (v6)
===========

* Eth1 detected, correct MAC, connectivity untested
* Eth0: online, correct MAC, no connectivity
* Wlan0: online, correct MAC, works
* Boot hangs after first set of &eth1 changes (see below)

Changes
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* &eth1 changes in DTS based on ath79.dtsi and PR 3062
* mdio1 enabled and related phy1 entry in &eth1
* reset 13 in &eth1
* mtd-mac-address = <&art 0x1006>; test for eth1