dm: ls1021a: dts: Change address_cells and size_cells from 2 to 1

Change address_cells and size_cells of root node and 'soc' node
from 2 to 1.

We backport ls1021a device tree source files from kernel to u-boot.
Kernel files set address_cells and size_cells to 2 in order to access
more than 4GB space.
But we don't have this requirement now and u-boot fdtdec_get_xxx interfaces
can't support property whose size is 'u64' completely.
So make this change.

Signed-off-by: Haikun Wang <Haikun.Wang@freescale.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/ls1021a-twr.dts b/arch/arm/dts/ls1021a-twr.dts
index 34ac82d..2f0481d 100644
--- a/arch/arm/dts/ls1021a-twr.dts
+++ b/arch/arm/dts/ls1021a-twr.dts
@@ -46,7 +46,7 @@
 	#address-cells = <2>;
 	#size-cells = <1>;
 	/* NOR Flash on board */
-	ranges = <0x0 0x0 0x0 0x60000000 0x08000000>;
+	ranges = <0x0 0x0 0x60000000 0x08000000>;
 	status = "okay";
 
 	nor@0,0 {