ARM: dts: pxa168: Add missing address/size cells to i2c nodes

This makes the nodes compatible with the generic i2c binding without the
board DTS files having to supply the necessary properties themselves.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/pxa168.dtsi

@@ -119,6 +119,8 @@ gcb3: gpio@d4019100 {
 
 			twsi1: i2c@d4011000 {
 				compatible = "mrvl,mmp-twsi";
+				#address-cells = <1>;
+				#size-cells = <0>;
 				reg = <0xd4011000 0x1000>;
 				interrupts = <7>;
 				clocks = <&soc_clocks PXA168_CLK_TWSI0>;
@@ -129,6 +131,8 @@ twsi1: i2c@d4011000 {
 
 			twsi2: i2c@d4025000 {
 				compatible = "mrvl,mmp-twsi";
+				#address-cells = <1>;
+				#size-cells = <0>;
 				reg = <0xd4025000 0x1000>;
 				interrupts = <58>;
 				clocks = <&soc_clocks PXA168_CLK_TWSI1>;