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/* Copyright 2020 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "adc.h"
#include "charger.h"
#include "chipset.h"
#include "common.h"
#include "driver/charger/isl9241.h"
#include "driver/temp_sensor/sb_tsi.h"
#include "gpio.h"
#include "hooks.h"
#include "i2c.h"
#include "power.h"
#include "temp_sensor.h"
#include "temp_sensor/thermistor.h"
const struct power_signal_info power_signal_list[] = {
[X86_SLP_S3_N] = {
.gpio = GPIO_PCH_SLP_S3_L,
.flags = POWER_SIGNAL_ACTIVE_HIGH,
.name = "SLP_S3_DEASSERTED",
},
[X86_SLP_S5_N] = {
.gpio = GPIO_PCH_SLP_S5_L,
.flags = POWER_SIGNAL_ACTIVE_HIGH,
.name = "SLP_S5_DEASSERTED",
},
[X86_S0_PGOOD] = {
.gpio = GPIO_S0_PGOOD,
.flags = POWER_SIGNAL_ACTIVE_HIGH,
.name = "S0_PGOOD",
},
[X86_S5_PGOOD] = {
.gpio = GPIO_S5_PGOOD,
.flags = POWER_SIGNAL_ACTIVE_HIGH,
.name = "S5_PGOOD",
},
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
int board_get_temp(int idx, int *temp_k)
{
int mv;
int temp_c;
enum adc_channel channel;
/* idx is the sensor index set in board temp_sensors[] */
switch (idx) {
case TEMP_SENSOR_CHARGER:
channel = ADC_TEMP_SENSOR_CHARGER;
break;
case TEMP_SENSOR_SOC:
/* thermistor is not powered in G3 */
if (chipset_in_state(CHIPSET_STATE_HARD_OFF))
return EC_ERROR_NOT_POWERED;
/* adc power not ready when transition to S5 */
if (chipset_in_or_transitioning_to_state(
CHIPSET_STATE_SOFT_OFF))
return EC_ERROR_NOT_POWERED;
channel = ADC_TEMP_SENSOR_SOC;
break;
default:
return EC_ERROR_INVAL;
}
mv = adc_read_channel(channel);
if (mv < 0)
return EC_ERROR_INVAL;
temp_c = thermistor_linear_interpolate(mv, &thermistor_info);
*temp_k = C_TO_K(temp_c);
return EC_SUCCESS;
}
const struct adc_t adc_channels[] = {
[ADC_TEMP_SENSOR_CHARGER] = {
.name = "CHARGER",
.input_ch = NPCX_ADC_CH2,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
[ADC_TEMP_SENSOR_SOC] = {
.name = "SOC",
.input_ch = NPCX_ADC_CH3,
.factor_mul = ADC_MAX_VOLT,
.factor_div = ADC_READ_MAX + 1,
.shift = 0,
},
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
const struct temp_sensor_t temp_sensors[] = {
[TEMP_SENSOR_CHARGER] = {
.name = "Charger",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = board_get_temp,
.idx = TEMP_SENSOR_CHARGER,
},
[TEMP_SENSOR_SOC] = {
.name = "SOC",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = board_get_temp,
.idx = TEMP_SENSOR_SOC,
},
[TEMP_SENSOR_CPU] = {
.name = "CPU",
.type = TEMP_SENSOR_TYPE_CPU,
.read = sb_tsi_get_val,
.idx = 0,
},
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
__overridable struct ec_thermal_config thermal_params[TEMP_SENSOR_COUNT] = {
[TEMP_SENSOR_CHARGER] = {
.temp_host = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(90),
[EC_TEMP_THRESH_HALT] = C_TO_K(92),
},
.temp_host_release = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(80),
}
},
[TEMP_SENSOR_SOC] = {
.temp_host = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(90),
[EC_TEMP_THRESH_HALT] = C_TO_K(92),
},
.temp_host_release = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(80),
}
},
[TEMP_SENSOR_CPU] = {
.temp_host = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(90),
[EC_TEMP_THRESH_HALT] = C_TO_K(92),
},
.temp_host_release = {
[EC_TEMP_THRESH_HIGH] = C_TO_K(80),
}
},
};
BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT);
const struct i2c_port_t i2c_ports[] = {
{
.name = "tcpc0",
.port = I2C_PORT_TCPC0,
.kbps = 400,
.scl = GPIO_EC_I2C_USB_A0_C0_SCL,
.sda = GPIO_EC_I2C_USB_A0_C0_SDA,
},
{
.name = "tcpc1",
.port = I2C_PORT_TCPC1,
.kbps = 400,
.scl = GPIO_EC_I2C_USB_A1_C1_SCL,
.sda = GPIO_EC_I2C_USB_A1_C1_SDA,
},
{
.name = "charger",
.port = I2C_PORT_CHARGER,
.kbps = 100,
.scl = GPIO_EC_I2C_POWER_SCL,
.sda = GPIO_EC_I2C_POWER_SDA,
},
{
.name = "ap_mux",
.port = I2C_PORT_USB_AP_MUX,
.kbps = 400,
.scl = GPIO_EC_I2C_USBC_AP_MUX_SCL,
.sda = GPIO_EC_I2C_USBC_AP_MUX_SDA,
},
{
.name = "thermal",
.port = I2C_PORT_THERMAL_AP,
.kbps = 400,
.scl = GPIO_FCH_SIC,
.sda = GPIO_FCH_SID,
},
{
.name = "sensor",
.port = I2C_PORT_SENSOR,
.kbps = 400,
.scl = GPIO_EC_I2C_SENSOR_CBI_SCL,
.sda = GPIO_EC_I2C_SENSOR_CBI_SDA,
},
{
.name = "ap_audio",
.port = I2C_PORT_AP_AUDIO,
.kbps = 400,
.scl = GPIO_I2C_AUDIO_USB_HUB_SCL,
.sda = GPIO_I2C_AUDIO_USB_HUB_SDA,
},
{
.name = "battery",
.port = I2C_PORT_BATTERY_V1,
.kbps = 100,
.scl = GPIO_EC_I2C_BATT_SCL,
.sda = GPIO_EC_I2C_BATT_SDA,
},
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
/*****************************************************************************
* Charger
*/
const struct charger_config_t chg_chips[] = {
{
.i2c_port = I2C_PORT_CHARGER,
.i2c_addr_flags = ISL9241_ADDR_FLAGS,
.drv = &isl9241_drv,
},
};
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