ec/roda/it8518: Add another embedded controller

The embedded-controller interface of Roda's Ivy Bridge notebooks is
supposedly programmed by AMI.

Change-Id: I153d831fcea8a3132c7bd1927ff3b445d9a8e92c
Signed-off-by: Dennis Wassenberg <dennis.wassenberg@secunet.com>
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/17288
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/src/ec/roda/it8518/acpi/ac.asl b/src/ec/roda/it8518/acpi/ac.asl
new file mode 100644
index 0000000000..33c62ee8dd
--- /dev/null
+++ b/src/ec/roda/it8518/acpi/ac.asl
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 secunet Security Networks AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+//SCOPE EC0
+
+Device (AC)
+{
+	Name (_HID, "ACPI0003")
+	Name (_PCL, Package () { \_SB })
+
+	Method (_PSR, 0, NotSerialized)  // _PSR: Power Source
+	{
+		Store ("-----> AC: _PSR", Debug)
+		Store ("<----- AC: _PSR", Debug)
+		Return (PWRS)
+	}
+}