ARM: dt: tegra: gpio comment cleanup

Ensure that all Tegraa GPIO specifiers contain a comment indicating which
GPIO name the number refers to.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/boot/dts/tegra-ventana.dts b/arch/arm/boot/dts/tegra-ventana.dts
index 0c8d30d..e64318d 100644
--- a/arch/arm/boot/dts/tegra-ventana.dts
+++ b/arch/arm/boot/dts/tegra-ventana.dts
@@ -302,7 +302,7 @@
 
 		nvidia,spkr-en-gpios = <&wm8903 2 0>;
 		nvidia,hp-det-gpios = <&gpio 178 0>; /* gpio PW2 */
-		nvidia,int-mic-en-gpios = <&gpio 184 0>; /*gpio PX0 */
+		nvidia,int-mic-en-gpios = <&gpio 184 0>; /* gpio PX0 */
 		nvidia,ext-mic-en-gpios = <&gpio 185 0>; /* gpio PX1 */
 	};