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/*
* Copyright (C) 2012 Advanced Micro Devices, Inc.
* Copyright (C) 2015-2017 Raptor Engineering
*
* 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.
*/
#ifndef _W83795_H_
#define _W83795_H_
#define W83795_REG_I2C_ADDR 0xFC
#define W83795_REG_BANKSEL 0x00
#define W83795_REG_CONFIG 0x01
#define W83795_REG_CONFIG_START 0x01
#define W83795_REG_CONFIG_CONFIG48 0x04
#define W83795_REG_CONFIG_INIT 0x80
#define W83795_REG_VOLT_CTRL1 0x02
#define W83795_REG_VOLT_CTRL2 0x03
#define W83795_REG_TEMP_CTRL1 0x04 /* Temperature Monitoring Control Register */
#define W83795_REG_TEMP_CTRL2 0x05 /* Temperature Monitoring Control Register */
#define W83795_REG_FANIN_CTRL1 0x06
#define W83795_REG_FANIN_CTRL2 0x07
#define W83795_REG_TEMP_CTRL1_EN_DTS 0x20 /* Enable DTS (Digital Temperature Sensor) interface from INTEL PECI or AMD SB-TSI. */
#define DTS_SRC_INTEL_PECI (0 << 0)
#define DTS_SRC_AMD_SBTSI (1 << 0)
#define W83795_REG_TTTI(n) (0x260 + (n)) /* Target temperature W83795G/ADG will try to tune the fan output to keep */
#define W83795_REG_CTFS(n) (0x268 + (n)) /* Critical Temperature to Full Speed all fan */
#define W83795_REG_DTSC 0x301 /* Digital Temperature Sensor Configuration */
#define W83795_REG_DTSE 0x302 /* Digital Temperature Sensor Enable */
#define W83795_REG_DTS(n) (0x26 + (n))
#define W83795_REG_VRLSB 0x3C
#define W83795_REG_TEMP_TR1 0x21
#define W83795_REG_TEMP_TR2 0x22
#define W83795_REG_TEMP_TR3 0x23
#define W83795_REG_TEMP_TR4 0x24
#define W83795_REG_TEMP_TR5 0x1F
#define W83795_REG_TEMP_TR6 0x20
#define W83795_REG_VOLT_LIM_HIGH(n) (0x70 + (n * 2)) /* Voltage high limit (0 == VSEN1) */
#define W83795_REG_VOLT_LIM_LOW(n) (0x71 + (n * 2)) /* Voltage low limit (0 == VSEN1) */
#define W83795_REG_VOLT_LIM_HIGH_2_M(n) (0x96 + (n * 4)) /* Voltage high limit MSB (0 == VDSEN14) */
#define W83795_REG_VOLT_LIM_LOW_2_M(n) (0x97 + (n * 4)) /* Voltage low limit MSB (0 == VDSEN14) */
#define W83795_REG_VOLT_LIM_HIGH_2_L(n) (0x98 + (n * 4)) /* Voltage high limit LSB (0 == VDSEN14) */
#define W83795_REG_VOLT_LIM_LOW_2_L(n) (0x99 + (n * 4)) /* Voltage low limit LSB (0 == VDSEN14) */
#define W83795_REG_TEMP_CRIT(n) (0x96 + (n * 4)) /* Temperature critical limit */
#define W83795_REG_TEMP_CRIT_HYSTER(n) (0x97 + (n * 4)) /* Temperature critical limit hysteresis */
#define W83795_REG_TEMP_WARN(n) (0x98 + (n * 4)) /* Temperature warning limit */
#define W83795_REG_TEMP_WARN_HYSTER(n) (0x99 + (n * 4)) /* Temperature warning limit hysteresis */
#define W83795_REG_DTS_CRIT 0xB2 /* Temperature critical limit */
#define W83795_REG_DTS_CRIT_HYSTER 0xB3 /* Temperature critical limit hysteresis */
#define W83795_REG_DTS_WARN 0xB4 /* Temperature warning limit */
#define W83795_REG_DTS_WARN_HYSTER 0xB5 /* Temperature warning limit hysteresis */
#define W83795_REG_FCMS1 0x201
#define W83795_REG_FCMS2 0x208
#define W83795_REG_TFMR(n) (0x202 + (n)) /* Temperature to fan mapping */
#define W83795_REG_T12TSS 0x209 /* Temperature Source Selection Register 1 */
#define W83795_REG_T34TSS 0x20A /* Temperature Source Selection Register 2 */
#define W83795_REG_T56TSS 0x20B /* Temperature Source Selection Register 3 */
#define W83795_REG_FAN_MANUAL_SPEED(n) (0x210 + n)
#define W83795_REG_DFSP 0x20C
#define W83795_REG_FAN_NONSTOP(n) (0x228 + (n)) /* Fan Nonstop Value */
#define W83795_REG_FTSH(n) (0x240 + (n) * 2)
#define W83795_REG_FTSL(n) (0x241 + (n) * 2)
#define W83795_REG_TFTS 0x250
typedef enum w83795_fan_mode {
SPEED_CRUISE_MODE = 0, ///< Fan Speed Cruise mode keeps the fan speed in a specified range
THERMAL_CRUISE_MODE = 1, ///< Thermal Cruise mode is an algorithm to control the fan speed to keep the temperature source around the TTTI
SMART_FAN_MODE = 2, ///< Smart Fan mode offers 6 slopes to control the fan speed
MANUAL_MODE = 3, ///< control manually
} w83795_fan_mode_t;
struct drivers_i2c_w83795_config {
uint8_t fanin_ctl1;
uint8_t fanin_ctl2;
uint8_t temp_ctl1;
uint8_t temp_ctl2;
uint8_t temp_dtse;
uint8_t volt_ctl1;
uint8_t volt_ctl2;
uint8_t temp1_fan_select;
uint8_t temp2_fan_select;
uint8_t temp3_fan_select;
uint8_t temp4_fan_select;
uint8_t temp5_fan_select;
uint8_t temp6_fan_select;
uint8_t temp1_source_select;
uint8_t temp2_source_select;
uint8_t temp3_source_select;
uint8_t temp4_source_select;
uint8_t temp5_source_select;
uint8_t temp6_source_select;
uint32_t vcore1_high_limit_mv; /* mV */
uint32_t vcore1_low_limit_mv; /* mV */
uint32_t vcore2_high_limit_mv; /* mV */
uint32_t vcore2_low_limit_mv; /* mV */
uint32_t vtt_high_limit_mv; /* mV */
uint32_t vtt_low_limit_mv; /* mV */
uint32_t vsen3_high_limit_mv; /* mV */
uint32_t vsen3_low_limit_mv; /* mV */
uint32_t vsen4_high_limit_mv; /* mV */
uint32_t vsen4_low_limit_mv; /* mV */
uint32_t vsen5_high_limit_mv; /* mV */
uint32_t vsen5_low_limit_mv; /* mV */
uint32_t vsen6_high_limit_mv; /* mV */
uint32_t vsen6_low_limit_mv; /* mV */
uint32_t vsen7_high_limit_mv; /* mV */
uint32_t vsen7_low_limit_mv; /* mV */
uint32_t vsen8_high_limit_mv; /* mV */
uint32_t vsen8_low_limit_mv; /* mV */
uint32_t vsen9_high_limit_mv; /* mV */
uint32_t vsen9_low_limit_mv; /* mV */
uint32_t vsen10_high_limit_mv; /* mV */
uint32_t vsen10_low_limit_mv; /* mV */
uint32_t vsen11_high_limit_mv; /* mV */
uint32_t vsen11_low_limit_mv; /* mV */
uint32_t vsen12_high_limit_mv; /* mV */
uint32_t vsen12_low_limit_mv; /* mV */
uint32_t vsen13_high_limit_mv; /* mV */
uint32_t vsen13_low_limit_mv; /* mV */
uint32_t vdd_high_limit_mv; /* mV */
uint32_t vdd_low_limit_mv; /* mV */
uint32_t vsb_high_limit_mv; /* mV */
uint32_t vsb_low_limit_mv; /* mV */
uint32_t vbat_high_limit_mv; /* mV */
uint32_t vbat_low_limit_mv; /* mV */
int8_t tr1_critical_temperature; /* °C */
int8_t tr1_critical_hysteresis; /* °C */
int8_t tr1_warning_temperature; /* °C */
int8_t tr1_warning_hysteresis; /* °C */
int8_t tr2_critical_temperature; /* °C */
int8_t tr2_critical_hysteresis; /* °C */
int8_t tr2_warning_temperature; /* °C */
int8_t tr2_warning_hysteresis; /* °C */
int8_t tr3_critical_temperature; /* °C */
int8_t tr3_critical_hysteresis; /* °C */
int8_t tr3_warning_temperature; /* °C */
int8_t tr3_warning_hysteresis; /* °C */
int8_t tr4_critical_temperature; /* °C */
int8_t tr4_critical_hysteresis; /* °C */
int8_t tr4_warning_temperature; /* °C */
int8_t tr4_warning_hysteresis; /* °C */
int8_t tr5_critical_temperature; /* °C */
int8_t tr5_critical_hysteresis; /* °C */
int8_t tr5_warning_temperature; /* °C */
int8_t tr5_warning_hysteresis; /* °C */
int8_t tr6_critical_temperature; /* °C */
int8_t tr6_critical_hysteresis; /* °C */
int8_t tr6_warning_temperature; /* °C */
int8_t tr6_warning_hysteresis; /* °C */
int8_t dts_critical_temperature; /* °C */
int8_t dts_critical_hysteresis; /* °C */
int8_t dts_warning_temperature; /* °C */
int8_t dts_warning_hysteresis; /* °C */
int8_t temp1_critical_temperature; /* °C */
int8_t temp2_critical_temperature; /* °C */
int8_t temp3_critical_temperature; /* °C */
int8_t temp4_critical_temperature; /* °C */
int8_t temp5_critical_temperature; /* °C */
int8_t temp6_critical_temperature; /* °C */
int8_t temp1_target_temperature; /* °C */
int8_t temp2_target_temperature; /* °C */
int8_t temp3_target_temperature; /* °C */
int8_t temp4_target_temperature; /* °C */
int8_t temp5_target_temperature; /* °C */
int8_t temp6_target_temperature; /* °C */
uint8_t fan1_nonstop; /* % of full speed (0-100) */
uint8_t fan2_nonstop; /* % of full speed (0-100) */
uint8_t fan3_nonstop; /* % of full speed (0-100) */
uint8_t fan4_nonstop; /* % of full speed (0-100) */
uint8_t fan5_nonstop; /* % of full speed (0-100) */
uint8_t fan6_nonstop; /* % of full speed (0-100) */
uint8_t fan7_nonstop; /* % of full speed (0-100) */
uint8_t fan8_nonstop; /* % of full speed (0-100) */
uint8_t default_speed; /* % of full speed (0-100) */
uint8_t fan1_duty; /* % of full speed (0-100) */
uint8_t fan2_duty; /* % of full speed (0-100) */
uint8_t fan3_duty; /* % of full speed (0-100) */
uint8_t fan4_duty; /* % of full speed (0-100) */
uint8_t fan5_duty; /* % of full speed (0-100) */
uint8_t fan6_duty; /* % of full speed (0-100) */
uint8_t fan7_duty; /* % of full speed (0-100) */
uint8_t fan8_duty; /* % of full speed (0-100) */
uint8_t smbus_aux; /* 0 == device located on primary SMBUS,
* 1 == device located on first auxiliary
* SMBUS channel,
* <n> == device located on <n> auxiliary
* SMBUS channel
*/
};
void w83795_init(w83795_fan_mode_t mode, uint8_t dts_src, struct drivers_i2c_w83795_config *config);
#endif
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