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Diffstat (limited to 'src/superio/ite/common/env_ctrl.h')
| -rw-r--r-- | src/superio/ite/common/env_ctrl.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/src/superio/ite/common/env_ctrl.h b/src/superio/ite/common/env_ctrl.h new file mode 100644 index 0000000000..fa131166c0 --- /dev/null +++ b/src/superio/ite/common/env_ctrl.h @@ -0,0 +1,135 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. + * Copyright (C) 2016 secunet Security Networks AG + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + */ + +#ifndef SUPERIO_ITE_ENV_CTRL_H +#define SUPERIO_ITE_ENV_CTRL_H + +#include "env_ctrl_chip.h" + +#if IS_ENABLED(CONFIG_SUPERIO_ITE_ENV_CTRL_8BIT_PWM) +#define ITE_EC_FAN_MAX_PWM 0xff +#define ITE_EC_FAN_PWM_DEFAULT_CLOCK ITE_EC_FAN_PWM_CLOCK_6MHZ +#else +#define ITE_EC_FAN_MAX_PWM 0x7f +#define ITE_EC_FAN_PWM_DEFAULT_CLOCK ITE_EC_FAN_PWM_CLOCK_3MHZ +#endif + +#define ITE_EC_CONFIGURATION 0x00 +#define ITE_EC_CONFIGURATION_START (1 << 0) + +#define ITE_EC_INTERFACE_SELECT 0x0a +#define ITE_EC_INTERFACE_PSEUDO_EOC (1 << 7) +#define ITE_EC_INTERFACE_SMB_ENABLE (1 << 6) +#define ITE_EC_INTERFACE_SEL_DISABLE (0 << 4) +#define ITE_EC_INTERFACE_SEL_SST_SLAVE (1 << 4) +#define ITE_EC_INTERFACE_SEL_PECI (2 << 4) +#define ITE_EC_INTERFACE_SEL_SST_HOST (3 << 4) +#define ITE_EC_INTERFACE_CLOCK_32MHZ (0 << 3) +#define ITE_EC_INTERFACE_CLOCK_24MHZ (1 << 3) +#define ITE_EC_INTERFACE_SPEED_TOLERANCE (1 << 2) +#define ITE_EC_INTERFACE_PECI_AWFCS (1 << 0) + +#define ITE_EC_FAN_PWM_SMOOTHING_FREQ 0x0b +#define ITE_EC_FAN_PWM_SMOOTHING_MASK (3 << 6) +#define ITE_EC_FAN_PWM_SMOOTHING_1KHZ (0 << 6) +#define ITE_EC_FAN_PWM_SMOOTHING_256HZ (1 << 6) +#define ITE_EC_FAN_PWM_SMOOTHING_64HZ (2 << 6) +#define ITE_EC_FAN_PWM_SMOOTHING_16HZ (3 << 6) + +#define ITE_EC_FAN_TAC_COUNTER_ENABLE 0x0c +#define ITE_EC_FAN_TAC_16BIT_ENABLE(x) (1 << ((x)-1)) +#define ITE_EC_FAN_TAC_LIMIT(x) (0x10 + ((x)-1)) +#define ITE_EC_FAN_TAC_EXT_LIMIT(x) (0x1b + ((x)-1)) + +#define ITE_EC_FAN_MAIN_CTL 0x13 +#define ITE_EC_FAN_MAIN_CTL_TAC_EN(x) (1 << ((x)+3)) +#define ITE_EC_FAN_MAIN_CTL_COLL_FULL_SPEED (1 << 3) +#define ITE_EC_FAN_MAIN_CTL_SMART(x) (1 << ((x)-1)) +#define ITE_EC_FAN_CTL_MODE 0x14 +#define ITE_EC_FAN_CTL_POLARITY_HIGH (1 << 7) +#define ITE_EC_FAN_PWM_CLOCK_MASK (7 << 4) +#define ITE_EC_FAN_PWM_CLOCK_48MHZ (0 << 4) +#define ITE_EC_FAN_PWM_CLOCK_24MHZ (1 << 4) +#define ITE_EC_FAN_PWM_CLOCK_12MHZ (2 << 4) +#define ITE_EC_FAN_PWM_CLOCK_8MHZ (3 << 4) +#define ITE_EC_FAN_PWM_CLOCK_6MHZ (4 << 4) +#define ITE_EC_FAN_PWM_CLOCK_3MHZ (5 << 4) +#define ITE_EC_FAN_PWM_CLOCK_1_5MHZ (6 << 4) +#define ITE_EC_FAN_PWM_CLOCK_51KHZ (7 << 4) +#define ITE_EC_FAN_PWM_MIN_DUTY_20 (1 << 3) +#define ITE_EC_FAN_CTL_ON(x) (1 << ((x)-1)) +#define ITE_EC_FAN_CTL_PWM_CONTROL(x) (0x15 + ((x)-1)) +#define ITE_EC_FAN_CTL_PWM_MODE_SOFTWARE (0 << 7) +#define ITE_EC_FAN_CTL_PWM_MODE_AUTOMATIC (1 << 7) +#define ITE_EC_FAN_CTL_PWM_DUTY_MASK (ITE_EC_FAN_MAX_PWM << 0) +#define ITE_EC_FAN_CTL_PWM_DUTY(p) \ + ({ \ + const unsigned int _p = p; \ + (_p >= 100) \ + ? ITE_EC_FAN_MAX_PWM \ + : (_p * ITE_EC_FAN_MAX_PWM) / 100; \ + }) +#define ITE_EC_FAN_CTL_TEMPIN_MASK (3 << 0) +#define ITE_EC_FAN_CTL_TEMPIN(x) (((x)-1) & 3) + +#define ITE_EC_ADC_VOLTAGE_CHANNEL_ENABLE 0x50 +#define ITE_EC_ADC_TEMP_CHANNEL_ENABLE 0x51 +#define ITE_EC_ADC_TEMP_EXT_REPORTS_TO(x) (((x) & 3) << 6) +#define ITE_EC_ADC_TEMP_RESISTOR_MODE(x) (1 << ((x)+2)) +#define ITE_EC_ADC_TEMP_DIODE_MODE(x) (1 << ((x)-1)) +#define ITE_EC_ADC_TEMP_EXTRA_CHANNEL_ENABLE 0x55 + +#define ITE_EC_FAN_CTL_TEMP_LIMIT_OFF(x) (0x60 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_TEMP_LIMIT_START(x) (0x61 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_TEMP_LIMIT_FULL(x) (0x62 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_PWM_START(x) (0x63 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_PWM_SLOPE_BIT6(s) (((s) & 0x40) << 1) +#define ITE_EC_FAN_CTL_PWM_START_DUTY(p) ITE_EC_FAN_CTL_PWM_DUTY(p) +#define ITE_EC_FAN_CTL_PWM_AUTO(x) (0x64 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_AUTO_SMOOTHING_EN (1 << 7) +#define ITE_EC_FAN_CTL_PWM_SLOPE_LOWER(s) ((s) & 0x3f) +#define ITE_EC_FAN_CTL_DELTA_TEMP(x) (0x65 + ((x)-1) * 8) +#define ITE_EC_FAN_CTL_DELTA_TEMP_INTRVL(c) ((c) & 0x1f) + +#define ITE_EC_EXTEMP_STATUS 0x88 +#define ITE_EC_EXTEMP_STATUS_HOST_BUSY (1 << 0) +#define ITE_EC_EXTEMP_ADDRESS 0x89 +#define ITE_EC_EXTEMP_WRITE_LENGTH 0x8a +#define ITE_EC_EXTEMP_READ_LENGTH 0x8b +#define ITE_EC_EXTEMP_COMMAND 0x8c +#define ITE_EC_EXTEMP_WRITE_DATA_2 0x8d +#define ITE_EC_EXTEMP_CONTROL 0x8e +#define ITE_EC_EXTEMP_CTRL_AUTO_32HZ (0 << 6) +#define ITE_EC_EXTEMP_CTRL_AUTO_16HZ (1 << 6) +#define ITE_EC_EXTEMP_CTRL_AUTO_8HZ (2 << 6) +#define ITE_EC_EXTEMP_CTRL_AUTO_4HZ (3 << 6) +#define ITE_EC_EXTEMP_CTRL_AUTO_START (1 << 5) +#define ITE_EC_EXTEMP_CTRL_AUTO_ABORT (1 << 4) +#define ITE_EC_EXTEMP_CTRL_AUTO_TWO_DOMAIN (1 << 3) +#define ITE_EC_EXTEMP_CTRL_CONTENTION (1 << 2) +#define ITE_EC_EXTEMP_CTRL_SST_IDLE_HIGH (1 << 1) +#define ITE_EC_EXTEMP_CTRL_START (1 << 0) + +/* Standard PECI GetTemp */ +#define PECI_CLIENT_ADDRESS 0x30 +#define PECI_GETTEMP_COMMAND 0x01 +#define PECI_GETTEMP_WRITE_LENGTH 0x01 +#define PECI_GETTEMP_READ_LENGTH 0x02 + +void ite_ec_init(u16 base, const struct ite_ec_config *conf); + +#endif /* SUPERIO_ITE_ENV_CTRL_H */ |