update alix2 platform driver

Add support for Ed Wildgoose's alix platform driver plus my
enhancement to add GPIO soft button support.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>

SVN-Revision: 28081

target/linux/x86/alix2/base-files/etc/config/system

@@ -0,0 +1,26 @@
+config system
+	option hostname	OpenWrt
+	option timezone	UTC
+
+config rdate
+	option interface	wan
+
+config led
+	option default	1
+	option name	LAN
+	option sysfs	'alix:1'
+	option trigger	netdev
+	option mode	'tx rx'
+	option dev	'br-lan'
+
+config led
+	option default	1
+	option name	WiFi
+	option sysfs	'alix:2'
+	option trigger	'phy0tpt'
+
+config led
+	option default	0
+	option name	Heartbeat
+	option sysfs	'alix:3'
+	option trigger	'heartbeat'

target/linux/x86/alix2/base-files/etc/hotplug.d/button/50-reboot

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+logger -t button -p daemon.info "$BUTTON/$ACTION"
+
+case "$BUTTON/$ACTION" in
+
+reset/released)
+  reboot -f
+  ;;
+
+esac
+
+exit 0