Files
system76-coreboot/src/mainboard/intel/emeraldlake2/ec.h
Angel Pons 60ec3656eb mainboard/intel: Use SPDX for GPL-2.0-only files
Done with sed and God Lines. Only done for C-like code for now.

Change-Id: I1ea2eebfdd43610e42b4cf04409ec76c2e8b0042
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40082
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2020-04-06 13:39:09 +00:00

38 lines
1.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#ifndef LUMPY_EC_H
#define LUMPY_EC_H
/* Commands */
#define EC_SMI_ENABLE 0x74
#define EC_SMI_DISABLE 0x75
#define EC_ACPI_ENABLE 0x76 /* Enter ACPI mode */
#define EC_ACPI_DISABLE 0x77 /* Exit ACPI mode */
/* Commands with data */
#define EC_AUX_PORT_MODE 0x64 /* PS/2 control mode */
#define EC_AUX_PORT_MODE_ENABLE 0x00
#define EC_AUX_PORT_MODE_DISABLE 0x01
#define EC_POWER_BUTTON_MODE 0x63
#define EC_POWER_BUTTON_MODE_OS 0x00 /* OS control, 8 second override */
#define EC_POWER_BUTTON_MODE_EC 0x00 /* EC control */
#define EC_BACKLIGHT_OFF 0x67 /* Turn Backlight Off */
#define EC_BACKLIGHT_ON 0x68 /* Turn Backlight On */
#define EC_BATTERY_MODE 0x13
#define EC_BATTERY_MODE_NORMAL 0x00 /* Normal mode */
#define EC_BATTERY_MODE_EXTEND 0x01 /* Battery Life Cycle Extension */
/* EC RAM */
#define EC_FAN_SPEED 0xca
#define EC_FAN_SPEED_LEVEL_0 0x01 /* Level 0 is fastest */
#define EC_FAN_SPEED_LEVEL_1 0x02 /* Level 1 is fast */
#define EC_FAN_SPEED_LEVEL_2 0x04 /* Level 2 is slow */
#define EC_FAN_SPEED_LEVEL_3 0x08 /* Level 3 is slowest */
#define EC_FAN_SPEED_LEVEL_4 0x10 /* Level 4 is off */
#define EC_FAN_SPEED_FLAG_OS 0x80 /* OS control of fan speed */
extern void lumpy_ec_init(void);
#endif // LUMPY_EC_H