arm: dts: rockchip: rk3288: move to 64 bit reg size

To make automatic Rockchip DT syncing possible from Linux to U-boot prepare
rk3288.dtsi by moving to 64 bit reg size.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3288-tinker.dtsi b/arch/arm/dts/rk3288-tinker.dtsi
index 46460ae..62b4beb 100644
--- a/arch/arm/dts/rk3288-tinker.dtsi
+++ b/arch/arm/dts/rk3288-tinker.dtsi
@@ -44,7 +44,7 @@
 / {
 	memory {
 		device_type = "memory";
-		reg = <0x0 0x80000000>;
+		reg = <0x0 0x0 0x0 0x80000000>;
 	};
 
 	ext_gmac: external-gmac-clock {