meta-amd: Add recipe for power control.

This patch adds gpio configuration and power-util script for power on,
off and reset.

Change-Id: I43d80f02ae5dce21c6639430dac76989ada287eb
Signed-off-by: Supreeth Venkatesh <supreeth.venkatesh@amd.com>
diff --git a/recipes-amd/amd-powerctrl/files/host-gpio.service b/recipes-amd/amd-powerctrl/files/host-gpio.service
new file mode 100644
index 0000000..346ff94
--- /dev/null
+++ b/recipes-amd/amd-powerctrl/files/host-gpio.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Configure GPIOs for EthanolX
+
+[Service]
+Restart=no
+RemainAfterExit=true
+Type=oneshot
+ExecStart=/usr/sbin/setup_gpio.sh
+SyslogIdentifier=setup_gpio.sh