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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <acpi/acpi.h>
4 #include <console/console.h>
5 #include <ec/smsc/mec1308/ec.h>
6 #include "ec.h"
7 
lumpy_ec_init(void)8 void lumpy_ec_init(void)
9 {
10 	printk(BIOS_DEBUG, "%s\n", __func__);
11 
12 	if (acpi_is_wakeup_s3())
13 		return;
14 
15 	/*
16 	 * Enable EC control of fan speed.
17 	 *
18 	 * This will be changed to OS control in ACPI EC _REG
19 	 * method when the OS is ready to control the fan.
20 	 */
21 	ec_write(EC_FAN_SPEED, 0);
22 
23 	send_ec_command_data(EC_BATTERY_MODE, EC_BATTERY_MODE_NORMAL);
24 	send_ec_command_data(EC_POWER_BUTTON_MODE, EC_POWER_BUTTON_MODE_OS);
25 	send_ec_command(EC_SMI_DISABLE);
26 	send_ec_command(EC_ACPI_ENABLE);
27 	send_ec_command(EC_BACKLIGHT_ON);
28 }
29