1 files changed, 45 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/fleex/variant.c b/src/mainboard/google/octopus/variants/fleex/variant.c
new file mode 100644
index 0000000000..c71a63e68b
--- /dev/null
+++ b/src/mainboard/google/octopus/variants/fleex/variant.c
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+#include <ec/google/chromeec/ec.h>
+#include <baseboard/variants.h>
+#include <delay.h>
+#include <gpio.h>
+
+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;
+
+	power_off_lte_module(slp_typ);
+}