[FS#427] Switch broken with WRT3200ACM (removes wifi adapters and break vlan bridges)

[LEDE Bugs]

The following task has a new comment added:

FS#427 - Switch broken with WRT3200ACM (removes wifi adapters and break vlan bridges)
User who did this - bentiss (bentiss)

----------
I made a little progress, and it looks like the switch is behaving fine (with this commit) unless I enable the LEDs for the Wifi (2GHz or 5GHz). So I guess the issue is more in the DTS than it the driver of the switch.
----------

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=427#comment1507