Modify root partition from static definition to dynamic booting.(2/2)

Change-Id: If0a5b661af5d224ee83e3337b0f69743f50cb847

Author: FrankC-asus

arch/arm/boot/dts/rk3288-tinker-board.dts

@@ -46,7 +46,7 @@
 	compatible = "rockchip,rk3288-evb-rk808-linux", "rockchip,rk3288";
 
 	chosen {
-		bootargs = "console=tty0  earlyprintk console=ttyFIQ0 rw root=PARTUUID=614e0000-0000 rootfstype=ext4 rootwait";
+		bootargs = "console=tty0  earlyprintk console=ttyFIQ0 rw rootfstype=ext4 rootwait";
 	};
 
 	backlight: backlight {