From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Date: Mon, 7 Jan 2013 16:29:58 +0000 (+0100)
Subject: arm: mvebu: add button for OpenBlocks AX3-4
X-Git-Tag: next-20130220~18^2~5^2~1
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1bead82fa5a52cd21c30c0c28615157d5c3dac9f;p=karo-tx-linux.git

arm: mvebu: add button for OpenBlocks AX3-4

The OpenBlocks AX3-4 board has one software-controlled button on the
front side, labeled "INIT", so we add minimal support for this button
in the kernel.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
---

diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
index b42652fd3d8c..ec368643e478 100644
--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
@@ -66,6 +66,18 @@
 			};
 		};
 
+		gpio_keys {
+			compatible = "gpio-keys";
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			button@1 {
+				label = "Init Button";
+				linux,code = <116>;
+				gpios = <&gpio1 28 0>;
+			};
+		};
+
 		mdio {
 			phy0: ethernet-phy@0 {
 				reg = <0>;