Add the required pin configuration support to EXYNOS5420
using pinctrl interface.
Signed-off-by: NLeela Krishna Amudala <l.krishna@samsung.com>
Reviewed-by: NDoug Anderson <dianders@chromium.org>
Acked-by: NTomasz Figa <t.figa@samsung.com>
Tested-by : Sunil Joshi <joshi@samsung.com>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>

Add initial device tree nodes for EXYNOS5420 SoC and SMDK5420 board.
Signed-off-by: NChander Kashyap <chander.kashyap@linaro.org>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>