ASoC: DT: Add digital microphone binding to PAZ00 board.

This patch adds device tree binding of digital microphone to PAZ00
board.
Signed-off-by: Leon Romanovsky <leon@leon.nu>
Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/boot/dts/tegra-paz00.dts

@@ -60,7 +60,8 @@ sound {
 			"Headset Mic", "MICBIAS1",
 			"MIC1", "Headset Mic",
 			"Headset Stereophone", "HPR",
-			"Headset Stereophone", "HPL";
+			"Headset Stereophone", "HPL",
+			"DMICDAT", "Digital Mic";
 
 		nvidia,audio-codec = <&alc5632>;
 		nvidia,i2s-controller = <&tegra_i2s1>;