Add Systemd unit files for skeleton applications

Preparing to start these with systemd.

Change-Id: I39a99242cee3e9e17e51356521d29bab5ad7d399
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/common/recipes-phosphor/obmc-phosphor-chassis/obmc-button-power/org.openbmc.buttons.Power@.service b/common/recipes-phosphor/obmc-phosphor-chassis/obmc-button-power/org.openbmc.buttons.Power@.service
new file mode 100644
index 0000000..2eb36d6
--- /dev/null
+++ b/common/recipes-phosphor/obmc-phosphor-chassis/obmc-button-power/org.openbmc.buttons.Power@.service
@@ -0,0 +1,13 @@
+[Unit]
+Description=Phosphor Power Button%i
+Wants=mapper-wait@-org-openbmc-managers-System.service
+After=mapper-wait@-org-openbmc-managers-System.service
+
+[Service]
+Restart=always
+ExecStart={sbindir}/button_power.exe
+Type=dbus
+BusName={BUSNAME}
+
+[Install]
+WantedBy={SYSTEMD_DEFAULT_TARGET}