/* Copyright 2023 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "adc.h" #include "common.h" #include "hooks.h" #include "temp_sensor.h" #include "temp_sensor/thermistor.h" #include "thermal.h" /* ADC configuration */ struct adc_t adc_channels[] = { [ADC_TEMP_SENSOR_1_DDR_SOC] = { .name = "TEMP_DDR_SOC", .input_ch = NPCX_ADC_CH0, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_TEMP_SENSOR_2_FAN] = { .name = "TEMP_FAN", .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_GPU_FBVDD] = { .name = "TEMP_GPU_FBVDD", .input_ch = NPCX_ADC_CH7, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_CHARGER_IADP] = { .name = "CHARGER_IADP", .input_ch = NPCX_ADC_CH3, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_ADP_TYP] = { .name = "ADP_TYP", .input_ch = NPCX_ADC_CH4, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_USB_C1_VBUSM] = { .name = "USB_C1_VBUSM", .input_ch = NPCX_ADC_CH9, .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_DDR_SOC] = { .name = "DDR and SOC", .type = TEMP_SENSOR_TYPE_BOARD, .read = get_temp_3v3_30k9_47k_4050b, .idx = ADC_TEMP_SENSOR_1_DDR_SOC, }, [TEMP_SENSOR_2_GPU] = { .name = "GPU", .type = TEMP_SENSOR_TYPE_BOARD, .read = get_temp_3v3_30k9_47k_4050b, .idx = ADC_TEMP_SENSOR_2_FAN, }, [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_GPU_FBVDD] = { .name = "GPU FBVDD", .type = TEMP_SENSOR_TYPE_BOARD, .read = get_temp_3v3_30k9_47k_4050b, .idx = ADC_TEMP_SENSOR_4_GPU_FBVDD, }, }; BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); #define THERMAL_CPU \ { \ .temp_host = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(85), \ [EC_TEMP_THRESH_HALT] = C_TO_K(90), \ }, \ .temp_host_release = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(80), \ }, \ .temp_fan_off = C_TO_K(35), \ .temp_fan_max = C_TO_K(60), \ } __maybe_unused static const struct ec_thermal_config thermal_cpu = THERMAL_CPU; #define THERMAL_GPU \ { \ .temp_host = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(85), \ [EC_TEMP_THRESH_HALT] = C_TO_K(90), \ }, \ .temp_host_release = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(80), \ }, \ .temp_fan_off = C_TO_K(35), \ .temp_fan_max = C_TO_K(60), \ } __maybe_unused static const struct ec_thermal_config thermal_gpu = THERMAL_GPU; /* * Inductor limits - used for both charger and PP3300 regulator * * Need to use the lower of the charger IC, PP3300 regulator, and the inductors * * Charger max recommended temperature 125C, max absolute temperature 150C * PP3300 regulator: operating range -40 C to 125 C * * Inductors: limit of 125c * PCB: limit is 80c */ #define THERMAL_CHARGER \ { \ .temp_host = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(105), \ [EC_TEMP_THRESH_HALT] = C_TO_K(120), \ }, \ .temp_host_release = { \ [EC_TEMP_THRESH_HIGH] = C_TO_K(90), \ }, \ .temp_fan_off = C_TO_K(35), \ .temp_fan_max = C_TO_K(65), \ } __maybe_unused static const struct ec_thermal_config thermal_charger = THERMAL_CHARGER; struct ec_thermal_config thermal_params[] = { [TEMP_SENSOR_1_DDR_SOC] = THERMAL_CPU, [TEMP_SENSOR_2_GPU] = THERMAL_GPU, [TEMP_SENSOR_3_CHARGER] = THERMAL_CHARGER, [TEMP_SENSOR_4_GPU_FBVDD] = THERMAL_GPU, }; BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT);