From 155e9b5533131f4b944ebb7e5714a871a1294dda Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Fri, 27 Apr 2012 23:19:58 +0200 Subject: Add support for Sandybridge based Samsung ChromeBook Change-Id: I8bf439bc903c1ec105016866753c7cb9ccfe5974 Signed-off-by: Stefan Reinauer Reviewed-on: http://review.coreboot.org/952 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich --- src/mainboard/samsung/lumpy/ec.h | 61 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 src/mainboard/samsung/lumpy/ec.h (limited to 'src/mainboard/samsung/lumpy/ec.h') diff --git a/src/mainboard/samsung/lumpy/ec.h b/src/mainboard/samsung/lumpy/ec.h new file mode 100644 index 0000000000..3f90211e78 --- /dev/null +++ b/src/mainboard/samsung/lumpy/ec.h @@ -0,0 +1,61 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 The Chromium OS Authors. All rights reserved. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef LUMPY_EC_H +#define LUMPY_EC_H + +#define EC_MAILBOX_PORT 0xa00 /* Mailbox IO address */ +#define EC_SMI_GPI 1 /* GPIO 1 is KBC3_EXTSMI# */ + +/* 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 0x01 /* 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 */ +#define EC_GET_SMI_CAUSE 0x72 /* Get cause of SMI */ + +/* 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 */ + +/* EC SMI */ +#define EC_LID_CLOSE 0x9c /* Lid close event */ +#define EC_LID_OPEN 0x9d /* Lid open event */ + +extern void lumpy_ec_init(void); + +#endif // LUMPY_EC_H -- cgit v1.2.3