[PATCH 08/10] ARM: tegra: Enable power key on Venice2

[Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

Contrary to the rest of the keyboard, which is connected to the ChromeOS
embedded controller, the power key is hooked up to a GPIO. Add a device
tree node to handle it.

Signed-off-by: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
---
 arch/arm/boot/dts/tegra124-venice2.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts
index 0f6ff681b14b..b770e903fabb 100644
--- a/arch/arm/boot/dts/tegra124-venice2.dts
+++ b/arch/arm/boot/dts/tegra124-venice2.dts
@@ -739,6 +739,18 @@
 		};
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		power {
+			label = "Power";
+			gpios = <&gpio TEGRA_GPIO(Q, 0) GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_POWER>;
+			debounce-interval = <10>;
+			gpio-key,wakeup;
+		};
+	};
+
 	panel: panel {
 		compatible = "lg,lp129qe", "simple-panel";
 
-- 
1.8.4.2