1 files changed, 71 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/dood/variant.c b/src/mainboard/google/octopus/variants/dood/variant.c
new file mode 100644
index 0000000000..7116061019
--- /dev/null
+++ b/src/mainboard/google/octopus/variants/dood/variant.c
@@ -0,0 +1,71 @@
+/*
+ * 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 <arch/acpi.h>
+#include <boardid.h>
+#include <sar.h>
+#include <baseboard/variants.h>
+#include <delay.h>
+#include <gpio.h>
+
+enum {
+	SKU_1_LTE  = 1, /* Wifi + LTE */
+	SKU_2_WIFI = 2, /* Wifi */
+};
+
+struct gpio_with_delay {
+	gpio_t gpio;
+	unsigned int delay_msecs;
+};
+
+static void power_off_lte_module(u8 slp_typ)
+{
+	const struct gpio_with_delay lte_power_off_gpios[] = {
+		{
+			GPIO_161, /* AVS_I2S1_MCLK -- PLT_RST_LTE_L */
+			30,
+		},
+		{
+			GPIO_117, /* PCIE_WAKE1_B -- FULL_CARD_POWER_OFF */
+			100
+		},
+		{
+			GPIO_67, /* UART2-CTS_B -- EN_PP3300_DX_LTE_SOC */
+			0
+		}
+	};
+
+	for (int i = 0; i < ARRAY_SIZE(lte_power_off_gpios); i++) {
+		gpio_output(lte_power_off_gpios[i].gpio, 0);
+		mdelay(lte_power_off_gpios[i].delay_msecs);
+	}
+}
+
+
+void variant_smi_sleep(u8 slp_typ)
+{
+	/* Currently use cases here all target to S5 therefore we do early return
+	 * here for saving one transaction to the EC for getting SKU ID. */
+	if (slp_typ != ACPI_S5)
+		return;
+
+	switch (get_board_sku()) {
+	case SKU_1_LTE:
+		power_off_lte_module(slp_typ);
+		return;
+	default:
+		return;
+	}
+}