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>

2 files changed, 11 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi
index 254d586d4b1a..e2b50b220a38 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 d7e985e47831..1dbfea8b7bdf 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>;
+                        };
                 };
         };