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/* Copyright 2021 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "common.h"
#include "adc_chip.h"
#include "temp_sensor.h"
#include "thermal.h"
#include "temp_sensor/thermistor.h"
/* ADC configuration */
const struct adc_t adc_channels[] = {
[ADC_TEMP_SENSOR_1_FAN] = {
.name = "TEMP_FAN",
.input_ch = NPCX_ADC_CH0,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
[ADC_TEMP_SENSOR_2_SOC] = {
.name = "TEMP_SOC",
.input_ch = NPCX_ADC_CH1,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
[ADC_TEMP_SENSOR_3_CHARGER] = {
.name = "TEMP_CHARGER",
.input_ch = NPCX_ADC_CH6,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
[ADC_TEMP_SENSOR_4_REGULATOR] = {
.name = "TEMP_REGULATOR",
.input_ch = NPCX_ADC_CH7,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
/* Temperature sensor configuration */
const struct temp_sensor_t temp_sensors[] = {
[TEMP_SENSOR_1_FAN] = { .name = "Fan",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_30k9_47k_4050b,
.idx = ADC_TEMP_SENSOR_1_FAN },
[TEMP_SENSOR_2_SOC] = { .name = "SOC",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_30k9_47k_4050b,
.idx = ADC_TEMP_SENSOR_2_SOC },
[TEMP_SENSOR_3_CHARGER] = { .name = "Charger",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_30k9_47k_4050b,
.idx = ADC_TEMP_SENSOR_3_CHARGER },
[TEMP_SENSOR_4_REGULATOR] = { .name = "Regulator",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_30k9_47k_4050b,
.idx = ADC_TEMP_SENSOR_4_REGULATOR },
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_FAN \
{ \
.temp_host = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(65), \
[EC_TEMP_THRESH_HALT] = C_TO_K(80), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(73), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_fan = THERMAL_FAN;
/*
* Tiger Lake specifies 100 C as maximum TDP temperature. THRMTRIP# occurs at
* 130 C. However, sensor is located next to SOC, so we need to use the lower
* SOC temperature limit (85 C)
*/
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_CPU \
{ \
.temp_host = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(75), \
[EC_TEMP_THRESH_HALT] = C_TO_K(80), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(65), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_cpu = THERMAL_CPU;
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_CHARGER \
{ \
.temp_host = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(80), \
[EC_TEMP_THRESH_HALT] = C_TO_K(85), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(75), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_charger =
THERMAL_CHARGER;
/*
* TODO(b/202062363): Remove when clang is fixed.
*/
#define THERMAL_REGULATOR \
{ \
.temp_host = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(55), \
[EC_TEMP_THRESH_HALT] = C_TO_K(60), \
}, \
.temp_host_release = { \
[EC_TEMP_THRESH_HIGH] = C_TO_K(48), \
}, \
}
__maybe_unused static const struct ec_thermal_config thermal_regulator =
THERMAL_REGULATOR;
/* this should really be "const" */
struct ec_thermal_config thermal_params[] = {
[TEMP_SENSOR_1_FAN] = THERMAL_FAN,
[TEMP_SENSOR_2_SOC] = THERMAL_CPU,
[TEMP_SENSOR_3_CHARGER] = THERMAL_CHARGER,
[TEMP_SENSOR_4_REGULATOR] = THERMAL_REGULATOR,
};
BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT);
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