arm64: dts: Add initial pinctrl support to exynos7

Add initial pin configuration nodes for exynos7 SoC.

Signed-off-by: Naveen Krishna Ch <naveenkrishna.ch@gmail.com>
Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Reviewed-by: Thomas Abraham <thomas.ab@samsung.com>
Tested-by: Thomas Abraham <thomas.ab@samsung.com>
Acked-by: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Kukjin Kim <kgene@kernel.org>

diff --cc arch/arm64/boot/dts/exynos/exynos7-pinctrl.dtsi
Simple merge

diff --cc arch/arm64/boot/dts/exynos/exynos7.dtsi
Simple merge