[x86] 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>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28081 3c298f89-4303-0410-b956-a3cf2f4a3e73

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

target/linux/x86/alix2/target.mk

@@ -15,7 +15,8 @@ DEFAULT_PACKAGES += \
 			kmod-cfg80211 kmod-mac80211 \
 			kmod-mppe kmod-pppoe kmod-pppo2ltp \
 			kmod-ath kmod-ath5k kmod-ath9k \
-			kmod-leds-gpio kmod-input-gpio-buttons \
+			kmod-leds-gpio kmod-input-gpio-keys-polled \
+			kmod-button-hotplug \
 			kmod-ledtrig-heartbeat kmod-ledtrig-gpio \
 			kmod-ledtrig-netdev kmod-ledtrig-netfilter \
 			kmod-cpu-msr \

target/linux/x86/config-default

@@ -452,3 +452,4 @@ CONFIG_X86_XADD=y
 # CONFIG_ZONE_DMA32 is not set
 # CONFIG_BATTERY_BQ20Z75 is not set
 # CONFIG_TRANSPARENT_HUGEPAGE is not set
+# CONFIG_ALIX is not set