ARM: shmobile: kzm9g-reference: Add GPIO keys to DT

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 46 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts b/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
index d58877def6d6..5bb593daab52 100644
--- a/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
+++ b/arch/arm/boot/dts/sh73a0-kzm9g-reference.dts
@@ -106,6 +106,52 @@
                         gpios = <&pfc 23 GPIO_ACTIVE_LOW>;
                 };
         };
+
+        gpio-keys {
+                compatible = "gpio-keys";
+
+                back-key {
+                        gpios = <&pcf8575 8 GPIO_ACTIVE_LOW>;
+                        linux,code = <158>;
+                        label = "SW3";
+                };
+
+                right-key {
+                        gpios = <&pcf8575 9 GPIO_ACTIVE_LOW>;
+                        linux,code = <106>;
+                        label = "SW2-R";
+                };
+
+                left-key {
+                        gpios = <&pcf8575 10 GPIO_ACTIVE_LOW>;
+                        linux,code = <105>;
+                        label = "SW2-L";
+                };
+
+                enter-key {
+                        gpios = <&pcf8575 11 GPIO_ACTIVE_LOW>;
+                        linux,code = <28>;
+                        label = "SW2-P";
+                };
+
+                up-key {
+                        gpios = <&pcf8575 12 GPIO_ACTIVE_LOW>;
+                        linux,code = <103>;
+                        label = "SW2-U";
+                };
+
+                down-key {
+                        gpios = <&pcf8575 13 GPIO_ACTIVE_LOW>;
+                        linux,code = <108>;
+                        label = "SW2-D";
+                };
+
+                home-key {
+                        gpios = <&pcf8575 14 GPIO_ACTIVE_LOW>;
+                        linux,code = <102>;
+                        label = "SW1";
+                };
+        };
 };
 
 &i2c0 {