[PATCH 0/4] Merge OF dynamic patches

[Nathan Fontenot]

This set of patches merges the common dynamic device tree
updating routines of_attach_node() and of_detach_node() to
drivers/of/of_dynamic.c.

Built and tested on powerpc, I have no access to build/test
this on microblaze.

-Nathan Fontenot

1/4 - Merge of_attach_node
2/4 - Merge of_detach_node
3/4 - Makefile/Kconfig updates
4/4 - Move declarations to linux/of.h