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/* Copyright 2019 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.
*/
/* Morphius board configuration */
#include "battery_smart.h"
#include "button.h"
#include "driver/accelgyro_bmi_common.h"
#include "driver/accel_kionix.h"
#include "driver/accel_kx022.h"
#include "driver/retimer/pi3dpx1207.h"
#include "driver/usb_mux/amd_fp5.h"
#include "extpower.h"
#include "gpio.h"
#include "fan.h"
#include "fan_chip.h"
#include "hooks.h"
#include "keyboard_8042.h"
#include "lid_switch.h"
#include "power.h"
#include "power_button.h"
#include "ps2_chip.h"
#include "pwm.h"
#include "pwm_chip.h"
#include "switch.h"
#include "system.h"
#include "task.h"
#include "usb_mux.h"
#include "usb_charge.h"
#include "gpio_list.h"
#ifdef HAS_TASK_MOTIONSENSE
/* Motion sensors */
static struct mutex g_lid_mutex;
static struct mutex g_base_mutex;
/* sensor private data */
static struct kionix_accel_data g_kx022_data;
static struct bmi_drv_data_t g_bmi160_data;
/* TODO(gcc >= 5.0) Remove the casts to const pointer at rot_standard_ref */
struct motion_sensor_t motion_sensors[] = {
[LID_ACCEL] = {
.name = "Lid Accel",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_KX022,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_LID,
.drv = &kionix_accel_drv,
.mutex = &g_lid_mutex,
.drv_data = &g_kx022_data,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = KX022_ADDR1_FLAGS,
.rot_standard_ref = NULL,
.default_range = 2, /* g, enough for laptop. */
.min_frequency = KX022_ACCEL_MIN_FREQ,
.max_frequency = KX022_ACCEL_MAX_FREQ,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 10000 | ROUND_UP_FLAG,
.ec_rate = 100,
},
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S3] = {
.odr = 10000 | ROUND_UP_FLAG,
},
},
},
[BASE_ACCEL] = {
.name = "Base Accel",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_BMI160,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_BASE,
.drv = &bmi160_drv,
.mutex = &g_base_mutex,
.drv_data = &g_bmi160_data,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
.default_range = 2, /* g, enough for laptop */
.rot_standard_ref = NULL,
.min_frequency = BMI_ACCEL_MIN_FREQ,
.max_frequency = BMI_ACCEL_MAX_FREQ,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 10000 | ROUND_UP_FLAG,
.ec_rate = 100,
},
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S3] = {
.odr = 10000 | ROUND_UP_FLAG,
},
},
},
[BASE_GYRO] = {
.name = "Base Gyro",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_BMI160,
.type = MOTIONSENSE_TYPE_GYRO,
.location = MOTIONSENSE_LOC_BASE,
.drv = &bmi160_drv,
.mutex = &g_base_mutex,
.drv_data = &g_bmi160_data,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
.default_range = 1000, /* dps */
.rot_standard_ref = NULL,
.min_frequency = BMI_GYRO_MIN_FREQ,
.max_frequency = BMI_GYRO_MAX_FREQ,
},
};
unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
#endif /* HAS_TASK_MOTIONSENSE */
static void trackpoint_reset_deferred(void)
{
gpio_set_level(GPIO_EC_PS2_RESET, 1);
msleep(2);
gpio_set_level(GPIO_EC_PS2_RESET, 0);
msleep(10);
ps2_enable_channel(NPCX_PS2_CH0, 1, send_aux_data_to_host);
msleep(10);
}
DECLARE_DEFERRED(trackpoint_reset_deferred);
void send_aux_data_to_device(uint8_t data)
{
ps2_transmit_byte(NPCX_PS2_CH0, data);
}
void ps2_pwr_en_interrupt(enum gpio_signal signal)
{
hook_call_deferred(&trackpoint_reset_deferred_data, MSEC);
}
const struct pwm_t pwm_channels[] = {
[PWM_CH_KBLIGHT] = {
.channel = 3,
.flags = PWM_CONFIG_DSLEEP,
.freq = 100,
},
[PWM_CH_FAN] = {
.channel = 2,
.flags = PWM_CONFIG_OPEN_DRAIN,
.freq = 25000,
},
[PWM_CH_POWER_LED] = {
.channel = 0,
.flags = PWM_CONFIG_DSLEEP,
.freq = 100,
},
};
BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
/* MFT channels. These are logically separate from pwm_channels. */
const struct mft_t mft_channels[] = {
[MFT_CH_0] = {
.module = NPCX_MFT_MODULE_1,
.clk_src = TCKC_LFCLK,
.pwm_id = PWM_CH_FAN,
},
};
BUILD_ASSERT(ARRAY_SIZE(mft_channels) == MFT_CH_COUNT);
/*****************************************************************************
* USB-C MUX/Retimer dynamic configuration
*/
static void setup_mux(void)
{
if (ec_config_has_usbc1_retimer_ps8802()) {
ccprints("C1 PS8802 detected");
/*
* Main MUX is PS8802, secondary MUX is modified FP5
*
* Replace usb_muxes[USBC_PORT_C1] with the PS8802
* table entry.
*/
memcpy(&usb_muxes[USBC_PORT_C1],
&usbc1_ps8802,
sizeof(struct usb_mux));
/* Set the AMD FP5 as the secondary MUX */
usb_muxes[USBC_PORT_C1].next_mux = &usbc1_amd_fp5_usb_mux;
/* Don't have the AMD FP5 flip */
usbc1_amd_fp5_usb_mux.flags = USB_MUX_FLAG_SET_WITHOUT_FLIP;
} else if (ec_config_has_usbc1_retimer_ps8818()) {
ccprints("C1 PS8818 detected");
/*
* Main MUX is FP5, secondary MUX is PS8818
*
* Replace usb_muxes[USBC_PORT_C1] with the AMD FP5
* table entry.
*/
memcpy(&usb_muxes[USBC_PORT_C1],
&usbc1_amd_fp5_usb_mux,
sizeof(struct usb_mux));
/* Set the PS8818 as the secondary MUX */
usb_muxes[USBC_PORT_C1].next_mux = &usbc1_ps8818;
}
}
/* TODO(b:151232257) Remove probe code when hardware supports CBI */
#include "driver/retimer/ps8802.h"
#include "driver/retimer/ps8818.h"
static void probe_setup_mux_backup(void)
{
if (usb_muxes[USBC_PORT_C1].driver != NULL)
return;
/*
* Identifying a PS8818 is faster than the PS8802,
* so do it first.
*/
if (ps8818_detect(&usbc1_ps8818) == EC_SUCCESS) {
set_cbi_fw_config(0x00004000);
setup_mux();
} else if (ps8802_detect(&usbc1_ps8802) == EC_SUCCESS) {
set_cbi_fw_config(0x00004001);
setup_mux();
}
}
DECLARE_HOOK(HOOK_CHIPSET_STARTUP, probe_setup_mux_backup, HOOK_PRIO_DEFAULT);
const struct pi3dpx1207_usb_control pi3dpx1207_controls[] = {
[USBC_PORT_C0] = {
.enable_gpio = IOEX_USB_C0_DATA_EN,
.dp_enable_gpio = GPIO_USB_C0_IN_HPD,
},
[USBC_PORT_C1] = {
},
};
BUILD_ASSERT(ARRAY_SIZE(pi3dpx1207_controls) == USBC_PORT_COUNT);
const struct usb_mux usbc0_pi3dpx1207_usb_retimer = {
.usb_port = USBC_PORT_C0,
.i2c_port = I2C_PORT_TCPC0,
.i2c_addr_flags = PI3DPX1207_I2C_ADDR_FLAGS,
.driver = &pi3dpx1207_usb_retimer,
};
struct usb_mux usb_muxes[] = {
[USBC_PORT_C0] = {
.usb_port = USBC_PORT_C0,
.i2c_port = I2C_PORT_USB_AP_MUX,
.i2c_addr_flags = AMD_FP5_MUX_I2C_ADDR_FLAGS,
.driver = &amd_fp5_usb_mux_driver,
.next_mux = &usbc0_pi3dpx1207_usb_retimer,
},
[USBC_PORT_C1] = {
/* Filled in dynamically at startup */
},
};
BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT);
/*****************************************************************************
* Use FW_CONFIG to set correct configuration.
*/
void setup_fw_config(void)
{
/* Enable Gyro interrupts */
gpio_enable_interrupt(GPIO_6AXIS_INT_L);
/* Enable PS2 power interrupts */
gpio_enable_interrupt(GPIO_EN_PWR_TOUCHPAD_PS2);
setup_mux();
}
DECLARE_HOOK(HOOK_INIT, setup_fw_config, HOOK_PRIO_INIT_I2C + 2);
/*****************************************************************************
* Fan
*/
/* Physical fans. These are logically separate from pwm_channels. */
const struct fan_conf fan_conf_0 = {
.flags = FAN_USE_RPM_MODE,
.ch = MFT_CH_0, /* Use MFT id to control fan */
.pgood_gpio = -1,
.enable_gpio = -1,
};
const struct fan_rpm fan_rpm_0 = {
.rpm_min = 3000,
.rpm_start = 3000,
.rpm_max = 4900,
};
const struct fan_t fans[] = {
[FAN_CH_0] = {
.conf = &fan_conf_0,
.rpm = &fan_rpm_0,
},
};
BUILD_ASSERT(ARRAY_SIZE(fans) == FAN_CH_COUNT);
const static struct ec_thermal_config thermal_thermistor = {
.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_fan_off = C_TO_K(25),
.temp_fan_max = C_TO_K(58),
};
const static struct ec_thermal_config thermal_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),
},
.temp_fan_off = C_TO_K(25),
.temp_fan_max = C_TO_K(58),
};
struct ec_thermal_config thermal_params[TEMP_SENSOR_COUNT];
static void setup_fans(void)
{
thermal_params[TEMP_SENSOR_CHARGER] = thermal_thermistor;
thermal_params[TEMP_SENSOR_SOC] = thermal_thermistor;
thermal_params[TEMP_SENSOR_CPU] = thermal_cpu;
}
DECLARE_HOOK(HOOK_INIT, setup_fans, HOOK_PRIO_DEFAULT);
struct fan_step {
int on;
int off;
int rpm;
};
static const struct fan_step fan_table0[] = {
{.on = 0, .off = 3, .rpm = 0},
{.on = 32, .off = 3, .rpm = 3000},
{.on = 65, .off = 53, .rpm = 3500},
{.on = 74, .off = 62, .rpm = 3800},
{.on = 82, .off = 71, .rpm = 4200},
{.on = 91, .off = 79, .rpm = 4500},
{.on = 100, .off = 88, .rpm = 4900},
};
/* All fan tables must have the same number of levels */
#define NUM_FAN_LEVELS ARRAY_SIZE(fan_table0)
static const struct fan_step *fan_table = fan_table0;
int fan_percent_to_rpm(int fan, int pct)
{
static int current_level;
static int previous_pct;
int i;
/*
* Compare the pct and previous pct, we have the three paths :
* 1. decreasing path. (check the off point)
* 2. increasing path. (check the on point)
* 3. invariant path. (return the current RPM)
*/
if (pct < previous_pct) {
for (i = current_level; i >= 0; i--) {
if (pct <= fan_table[i].off)
current_level = i - 1;
else
break;
}
} else if (pct > previous_pct) {
for (i = current_level + 1; i < NUM_FAN_LEVELS; i++) {
if (pct >= fan_table[i].on)
current_level = i;
else
break;
}
}
if (current_level < 0)
current_level = 0;
previous_pct = pct;
if (fan_table[current_level].rpm !=
fan_get_rpm_target(FAN_CH(fan)))
cprints(CC_THERMAL, "Setting fan RPM to %d",
fan_table[current_level].rpm);
return fan_table[current_level].rpm;
}
/* Battery functions */
#define SB_OPTIONALMFG_FUNCTION2 0x26
#define SMART_CHARGE_SUPPORT 0x01
#define SMART_CHARGE_ENABLE 0x02
#define SB_SMART_CHARGE_ENABLE 1
#define SB_SMART_CHARGE_DISABLE 0
static void sb_smart_charge_mode(int enable)
{
int val, rv;
rv = sb_read(SB_OPTIONALMFG_FUNCTION2, &val);
if (rv)
return;
if (val & SMART_CHARGE_SUPPORT) {
if (enable)
val |= SMART_CHARGE_ENABLE;
else
val &= ~SMART_CHARGE_ENABLE;
sb_write(SB_OPTIONALMFG_FUNCTION2, val);
}
}
/* Called on AP S3 -> S0 transition */
static void board_chipset_startup(void)
{
/* Normal charge current */
sb_smart_charge_mode(SB_SMART_CHARGE_DISABLE);
}
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_startup, HOOK_PRIO_DEFAULT);
/* Called on AP S0 -> S3 transition */
static void board_chipset_suspend(void)
{
/* SMART charge current */
sb_smart_charge_mode(SB_SMART_CHARGE_ENABLE);
}
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
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