google/terra: add new board as variant of cyan baseboard

Add support for google/terra (Asus Chromebook C202SA/C300SA) as
a variant of the cyan Braswell baseboard.

- Add board-specific code as the new terra variant
- Add code to the baseboard to handle terra's unique thermal management
- Add new shared SPD files to baseboard

Sourced from Chromium branch firmware-terra-7287.154.B,
commit 153f08a: Revert "Revert "soc/intel/braswell: Populate NVS SCC BAR1""

Change-Id: Ib2682eda15a989f2ec20c78317561f5b6a97483a
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/21570
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/src/mainboard/google/cyan/variants/terra/include/variant/acpi/mainboard.asl b/src/mainboard/google/cyan/variants/terra/include/variant/acpi/mainboard.asl
new file mode 100644
index 0000000000..32bdbfbb92
--- /dev/null
+++ b/src/mainboard/google/cyan/variants/terra/include/variant/acpi/mainboard.asl
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2017 Matt DeVillier
+ *
+ * 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.
+ */
+
+/* Elan trackpad */
+#include <acpi/trackpad_elan.asl>
+
+/* Realtek audio codec */
+#include <acpi/codec_realtek.asl>
+
+Scope (\_SB)
+{
+	Method (GPID, 0, Serialized)  // GPID: Get Project ID for Terra2/Terra3
+	{
+		And( ShiftRight (\BDID, 3, Local0), 0x01, Local0)
+		Return (Local0)
+	}
+}