intel/apollolake: Add support to enable google ChromeEC

ChromeEC is needed for EC controlled features to work properly.
This patch adds neccessary support in soc/intel so that mainboard
asl files can include the ChromeEC e.g. PNOT method and
LPCB and also the nvs fields.

BUG = 53096
TEST = This patch is needed by the mainboard specific ASL change to include
       src/ec/google/chromeec/acpi/ec.asl

Change-Id: Icecc437df05cd3efb41579317a353fd22526e0c9
Signed-off-by: Shaunak Saha <shaunak.saha@intel.com>
Reviewed-on: https://review.coreboot.org/14967
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/src/soc/intel/apollolake/acpi/lpc.asl b/src/soc/intel/apollolake/acpi/lpc.asl
new file mode 100644
index 0000000000..749daf78b1
--- /dev/null
+++ b/src/soc/intel/apollolake/acpi/lpc.asl
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * 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.
+ */
+
+/* Intel LPC Bus Device  - 0:1f.0 */
+
+Device (LPCB)
+{
+	Name (_ADR, 0x001f0000)
+}