From: Anton Vorontsov <avorontsov@ru.mvista.com>
Date: Tue, 28 Oct 2008 20:46:15 +0300
Wrt. the comment in the ppc protected code, sparc doesn't need stuff
like this, we already create an of_device for every node in the device
tree.
Just use "of_find_device_by_node()" on sparc, which will work on any
device_node object.
--