Adding labels to nodes which do not have it yet in exynos5420.
This is done so as to use reference based node updation in board
files.
Signed-off-by: NArun Kumar K <arun.kk@samsung.com>
Reviewed-by: NTomasz Figa <t.figa@samsung.com>
Reviewed-by: NDoug Anderson <dianders@chromium.org>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>