From: Thierry Reding <thierry.reding@gmail.com>
Date: Thu, 19 Dec 2013 16:06:20 +0000 (+0100)
Subject: ARM: tegra: Enable power key on Venice2
X-Git-Tag: v3.14-rc1~112^2~13^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3f748d44503bd7ead26acf938f5a0bf845cea515;p=thirdparty%2Fkernel%2Flinux.git

ARM: tegra: Enable power key on Venice2

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@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
---

diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts
index ab7ca65301e53..c6dcef513e5d0 100644
--- a/arch/arm/boot/dts/tegra124-venice2.dts
+++ b/arch/arm/boot/dts/tegra124-venice2.dts
@@ -954,6 +954,18 @@
 		};
 	};
 
+	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;
+		};
+	};
+
 	regulators {
 		compatible = "simple-bus";
 		#address-cells = <1>;