ARM: dts: Add sound-card name for Snow/Peach-Pit/Peach-Pi

Add sound-card name property to Snow/Peach-Pit/Peach-Pi boards.

Signed-off-by: Tushar Behera <tushar.b@samsung.com>
Acked-by: Mark Brown <broonie@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index 2c2c137..28f2a25 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -60,6 +60,7 @@
 	sound {
 		compatible = "google,snow-audio-max98091";
 
+		samsung,model = "Peach-Pi-I2S-MAX98091";
 		samsung,i2s-controller = <&i2s0>;
 		samsung,audio-codec = <&max98091>;
 	};