1 files changed, 36 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/foob/variant.c b/src/mainboard/google/octopus/variants/foob/variant.c
new file mode 100644
index 0000000000..dcc11dd0bb
--- /dev/null
+++ b/src/mainboard/google/octopus/variants/foob/variant.c
@@ -0,0 +1,36 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2019 Google LLC
+ *
+ * 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.
+ */
+
+#include <baseboard/variants.h>
+#include <soc/pci_devs.h>
+#include <ec/google/chromeec/ec.h>
+
+#define SKU_UNKNOWN     0xFFFFFFFF
+
+void variant_update_devtree(struct device *dev)
+{
+	uint32_t sku_id = SKU_UNKNOWN;
+	struct device *touchscreen_i2c_host;
+
+	touchscreen_i2c_host = pcidev_path_on_root(PCH_DEVFN_I2C7);
+
+	if (touchscreen_i2c_host == NULL)
+		return;
+
+	/* SKU ID 1 does not have a touchscreen device, hence disable it. */
+	sku_id = get_board_sku();
+	if (no_touchscreen_sku(sku_id))
+		touchscreen_i2c_host->enabled = 0;
+}