ARM: dts: pxa168: Fix the gpio interrupt cell number

gpio-pxa uses two cell to encode the interrupt source: the pin number
and the trigger type. Adjust the device node accordingly.

Signed-off-by: Lubomir Rintel <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Arnd Bergmann <[email protected]>

Author: lkundrak

arch/arm/boot/dts/pxa168.dtsi

@@ -97,7 +97,7 @@
 				resets = <&soc_clocks PXA168_CLK_GPIO>;
 				interrupt-names = "gpio_mux";
 				interrupt-controller;
-				#interrupt-cells = <1>;
+				#interrupt-cells = <2>;
 				ranges;
 
 				gcb0: gpio@d4019000 {