ARM: LPC32xx: DTS adjustment for key matrix controller

This patch connects the lpc32xx-key driver to the LPC32xx platform (via
lpc32xx.dtsi), and more specifically to the reference board via its dts file.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi
index 254d586..e2b50b2 100644
--- a/arch/arm/boot/dts/lpc32xx.dtsi
+++ b/arch/arm/boot/dts/lpc32xx.dtsi
@@ -249,6 +249,8 @@
 			key@40050000 {
 				compatible = "nxp,lpc3220-key";
 				reg = <0x40050000 0x1000>;
+				interrupts = <54 0>;
+				status = "disabled";
 			};
 
 		};
diff --git a/arch/arm/boot/dts/phy3250.dts b/arch/arm/boot/dts/phy3250.dts
index d7e985e..1dbfea8 100644
--- a/arch/arm/boot/dts/phy3250.dts
+++ b/arch/arm/boot/dts/phy3250.dts
@@ -135,6 +135,15 @@
 			tsc@40048000 {
 				status = "okay";
 			};
+
+			key@40050000 {
+				status = "okay";
+				keypad,num-rows = <1>;
+				keypad,num-columns = <1>;
+				nxp,debounce-delay-ms = <3>;
+				nxp,scan-delay-ms = <34>;
+				linux,keymap = <0x00000002>;
+			};
 		};
 	};