ARM: dtd: Set DNS-313 LEDs to use better triggers

We just used one LED for "disk activity" but using the green
LED for disk read and the red LED for disk write gives a way
better user experience.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/gemini-dlink-dns-313.dts

@@ -59,14 +59,13 @@
 			label = "dns313:green:disk";
 			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
-			linux,default-trigger = "ide-disk";
-			/* Ideally should activate while reading */
+			linux,default-trigger = "disk-read";
 		};
 		led-disk-red {
 			label = "dns313:red:disk";
 			gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
-			/* Ideally should activate while writing */
+			linux,default-trigger = "disk-write";
 		};
 	};