ARM: dts: exynos: Add support for audio over HDMI for Odroid X/X2/U3

This patch switches Odroid X/X2/U3 to use dedicated Odroid audio subsystem
DT bindings instead of the simple-card in order to add support for audio
over HDMI.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/boot/dts/exynos4412-odroidu3.dts

@@ -113,11 +113,11 @@
 };
 
 &sound {
-	simple-audio-card,name = "Odroid-U3";
-	simple-audio-card,widgets =
+	model = "Odroid-U3";
+	samsung,audio-widgets =
 		"Headphone", "Headphone Jack",
 		"Speakers", "Speakers";
-	simple-audio-card,routing =
+	samsung,audio-routing =
 		"Headphone Jack", "HPL",
 		"Headphone Jack", "HPR",
 		"Headphone Jack", "MICBIAS",