[PATCH v9 4/4] ARM: dts: cygnus: enable GPIO based hook detection

[Ray Jui <rjui@xxxxxxxxxxxx>]

This enables GPIO based phone hook detection for Broadcom BCM911360
phone factor board (bcm911360_entphn)

Signed-off-by: Ray Jui <rjui@xxxxxxxxxxxx>
---
 arch/arm/boot/dts/bcm911360_entphn.dts |   13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/bcm911360_entphn.dts b/arch/arm/boot/dts/bcm911360_entphn.dts
index d2ee952..7db4843 100644
--- a/arch/arm/boot/dts/bcm911360_entphn.dts
+++ b/arch/arm/boot/dts/bcm911360_entphn.dts
@@ -33,6 +33,7 @@
 /dts-v1/;
 
 #include "bcm-cygnus.dtsi"
+#include "dt-bindings/input/input.h"
 
 / {
 	model = "Cygnus Enterprise Phone (BCM911360_ENTPHN)";
@@ -50,4 +51,16 @@
 	uart3: serial@18023000 {
 		status = "okay";
 	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		hook {
+			label = "HOOK";
+			linux,code = <KEY_O>;
+			gpios = <&gpio_asiu 48 0>;
+		};
+	};
 };
-- 
1.7.9.5

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