ARM: dts: support simple-audio-card for exynos5420 and exynos5422-odroidxu3

Add MAX98090 audio codec, I2S interface and the sound nodes
to support audio on exynos5422-odroidxu3 board. Now we can
support audio using simple-audio-card DT binding.

Signed-off-by: Inha Song <ideal.song@samsung.com>
Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Markus Reichl <m.reichl@fivetechno.de>
Tested-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>