ARM: dts: Add keypad entries to Exynos4412 based Origen

Added keypad node entries to Exynos4412 based Origen board DT file.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 62 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts
index 1c21bad32ca9..790a999f01ac 100644
--- a/arch/arm/boot/dts/exynos4412-origen.dts
+++ b/arch/arm/boot/dts/exynos4412-origen.dts
@@ -36,6 +36,68 @@
                 enable-active-high;
         };
 
+        pinctrl@11000000 {
+                keypad_rows: keypad-rows {
+                        samsung,pins = "gpx2-0", "gpx2-1", "gpx2-2";
+                        samsung,pin-function = <3>;
+                        samsung,pin-pud = <3>;
+                        samsung,pin-drv = <0>;
+                };
+
+                keypad_cols: keypad-cols {
+                        samsung,pins = "gpx1-0", "gpx1-1";
+                        samsung,pin-function = <3>;
+                        samsung,pin-pud = <0>;
+                        samsung,pin-drv = <0>;
+                };
+        };
+
+        keypad@100A0000 {
+                samsung,keypad-num-rows = <3>;
+                samsung,keypad-num-columns = <2>;
+                linux,keypad-no-autorepeat;
+                linux,keypad-wakeup;
+                pinctrl-0 = <&keypad_rows &keypad_cols>;
+                pinctrl-names = "default";
+                status = "okay";
+
+                key_home {
+                        keypad,row = <0>;
+                        keypad,column = <0>;
+                        linux,code = <102>;
+                };
+
+                key_down {
+                        keypad,row = <0>;
+                        keypad,column = <1>;
+                        linux,code = <108>;
+                };
+
+                key_up {
+                        keypad,row = <1>;
+                        keypad,column = <0>;
+                        linux,code = <103>;
+                };
+
+                key_menu {
+                        keypad,row = <1>;
+                        keypad,column = <1>;
+                        linux,code = <139>;
+                };
+
+                key_back {
+                        keypad,row = <2>;
+                        keypad,column = <0>;
+                        linux,code = <158>;
+                };
+
+                key_enter {
+                        keypad,row = <2>;
+                        keypad,column = <1>;
+                        linux,code = <28>;
+                };
+        };
+
         sdhci@12530000 {
                 bus-width = <4>;
                 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd2_cd>;