1 files changed, 21 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 0dc248d125b1..4eb72b803d6d 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -13,6 +13,7 @@
 #include "am4372.dtsi"
 #include <dt-bindings/pinctrl/am43xx.h>
 #include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/gpio/gpio.h>
 
 / {
         model = "TI AM437x GP EVM";
@@ -24,6 +25,26 @@
                 brightness-levels = <0 51 53 56 62 75 101 152 255>;
                 default-brightness-level = <8>;
         };
+
+        matrix_keypad: matrix_keypad@0 {
+                compatible = "gpio-matrix-keypad";
+                debounce-delay-ms = <5>;
+                col-scan-delay-us = <2>;
+
+                row-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH /* Bank3, pin21 */
+                                &gpio4 3 GPIO_ACTIVE_HIGH /* Bank4, pin3 */
+                                &gpio4 2 GPIO_ACTIVE_HIGH>; /* Bank4, pin2 */
+
+                col-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH /* Bank3, pin19 */
+                                &gpio3 20 GPIO_ACTIVE_HIGH>; /* Bank3, pin20 */
+
+                linux,keymap = <0x00000201      /* P1 */
+                                0x00010202      /* P2 */
+                                0x01000067      /* UP */
+                                0x0101006a      /* RIGHT */
+                                0x02000069      /* LEFT */
+                                0x0201006c>;      /* DOWN */
+                };
 };
 
 &am43xx_pinmux {