| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2015 Advanced Micro Devices, Inc. |
| * |
| * 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. |
| */ |
| |
| #define FAN_INPUT_INTERNAL_DIODE 0 |
| #define FAN_INPUT_TEMP0 1 |
| #define FAN_INPUT_TEMP1 2 |
| #define FAN_INPUT_TEMP2 3 |
| #define FAN_INPUT_TEMP3 4 |
| #define FAN_INPUT_TEMP0_FILTER 5 |
| #define FAN_INPUT_ZERO 6 |
| #define FAN_INPUT_DISABLED 7 |
| |
| #define FAN_AUTOMODE (1 << 0) |
| #define FAN_LINEARMODE (1 << 1) |
| #define FAN_STEPMODE ~(1 << 1) |
| #define FAN_POLARITY_HIGH (1 << 2) |
| #define FAN_POLARITY_LOW ~(1 << 2) |
| |
| /* Normally, 4-wire fan runs at 25KHz and 3-wire fan runs at 100Hz */ |
| #define FREQ_28KHZ 0x0 |
| #define FREQ_25KHZ 0x1 |
| #define FREQ_23KHZ 0x2 |
| #define FREQ_21KHZ 0x3 |
| #define FREQ_29KHZ 0x4 |
| #define FREQ_18KHZ 0x5 |
| #define FREQ_100HZ 0xF7 |
| #define FREQ_87HZ 0xF8 |
| #define FREQ_58HZ 0xF9 |
| #define FREQ_44HZ 0xFA |
| #define FREQ_35HZ 0xFB |
| #define FREQ_29HZ 0xFC |
| #define FREQ_22HZ 0xFD |
| #define FREQ_14HZ 0xFE |
| #define FREQ_11HZ 0xFF |