util/mb/google: add templates for puff boards

Add template directory for the Puff reference board.

BUG=b:157701044
BRANCH=None
TEST=N/A

Signed-off-by: Paul Fagerburg <pfagerburg@chromium.org>
Change-Id: Ic81c663b92eeb1d39c2b425d331eb16812f58b7d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42026
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sam McNally <sammc@google.com>
diff --git a/util/mainboard/google/puff/template/Makefile.inc b/util/mainboard/google/puff/template/Makefile.inc
new file mode 100644
index 0000000..61b23ed
--- /dev/null
+++ b/util/mainboard/google/puff/template/Makefile.inc
@@ -0,0 +1,4 @@
+##
+## SPDX-License-Identifier: GPL-2.0-only
+
+SPD_SOURCES =
diff --git a/util/mainboard/google/puff/template/include/variant/acpi/dptf.asl b/util/mainboard/google/puff/template/include/variant/acpi/dptf.asl
new file mode 100644
index 0000000..fd3b5cf
--- /dev/null
+++ b/util/mainboard/google/puff/template/include/variant/acpi/dptf.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <baseboard/acpi/dptf.asl>
diff --git a/util/mainboard/google/puff/template/include/variant/ec.h b/util/mainboard/google/puff/template/include/variant/ec.h
new file mode 100644
index 0000000..ce6fbfe
--- /dev/null
+++ b/util/mainboard/google/puff/template/include/variant/ec.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_EC_H
+#define VARIANT_EC_H
+
+#include <baseboard/ec.h>
+
+#endif
diff --git a/util/mainboard/google/puff/template/include/variant/gpio.h b/util/mainboard/google/puff/template/include/variant/gpio.h
new file mode 100644
index 0000000..79a1410
--- /dev/null
+++ b/util/mainboard/google/puff/template/include/variant/gpio.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_GPIO_H
+#define VARIANT_GPIO_H
+
+#include <baseboard/gpio.h>
+
+#endif
diff --git a/util/mainboard/google/puff/template/overridetree.cb b/util/mainboard/google/puff/template/overridetree.cb
new file mode 100644
index 0000000..abbcaaa
--- /dev/null
+++ b/util/mainboard/google/puff/template/overridetree.cb
@@ -0,0 +1,6 @@
+chip soc/intel/cannonlake
+
+	device domain 0 on
+	end
+
+end