ARM: dts: imx6qdl-sabresd: Allow buttons to wake-up the system

This is useful for testing suspend/resume sequence.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 75b36b2aed61..1d2dcef49edc 100644
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -41,12 +41,14 @@
                 volume-up {
                         label = "Volume Up";
                         gpios = <&gpio1 4 0>;
+                        gpio-key,wakeup;
                         linux,code = <115>; /* KEY_VOLUMEUP */
                 };
 
                 volume-down {
                         label = "Volume Down";
                         gpios = <&gpio1 5 0>;
+                        gpio-key,wakeup;
                         linux,code = <114>; /* KEY_VOLUMEDOWN */
                 };
         };