Support ITE IT8518 embedded controller running Quanta's firmware

Change-Id: Ib406b9d5005243d79eea5d2c0c6c86b5aa949891
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/2721
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

1 files changed, 38 insertions, 0 deletions

diff --git a/src/ec/quanta/it8518/acpi/ac.asl b/src/ec/quanta/it8518/acpi/ac.asl
new file mode 100644
index 0000000000..5e682ee230
--- /dev/null
+++ b/src/ec/quanta/it8518/acpi/ac.asl
@@ -0,0 +1,38 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Google Inc.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+// Scope (EC0)
+
+Device (AC)
+{
+	Name (_HID, "ACPI0003")
+	Name (_PCL, Package () { \_SB })
+
+	Method (_PSR)
+	{
+		Store(ACPW, Local0)
+		Return(Local0)
+	}
+
+	Method (_STA)
+	{
+		Return (0x0F)
+	}
+}