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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.
*/
/* Phaser board-specific configuration */
#include "adc.h"
#include "adc_chip.h"
#include "button.h"
#include "charge_state.h"
#include "common.h"
#include "console.h"
#include "cros_board_info.h"
#include "driver/accel_lis2dh.h"
#include "driver/accelgyro_lsm6dsm.h"
#include "driver/ppc/nx20p348x.h"
#include "driver/tcpm/anx7447.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "keyboard_scan.h"
#include "lid_switch.h"
#include "power.h"
#include "power_button.h"
#include "switch.h"
#include "task.h"
#include "tablet_mode.h"
#include "tcpci.h"
#include "temp_sensor.h"
#include "thermistor.h"
#include "util.h"
#include "battery_smart.h"
#define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args)
#define CPRINTFUSB(format, args...) cprintf(CC_USBCHARGE, format, ## args)
#define USB_PD_PORT_ANX7447 0
#define USB_PD_PORT_PS8751 1
static uint8_t sku_id;
static void ppc_interrupt(enum gpio_signal signal)
{
switch (signal) {
case GPIO_USB_PD_C0_INT_ODL:
nx20p348x_interrupt(0);
break;
case GPIO_USB_PD_C1_INT_ODL:
nx20p348x_interrupt(1);
break;
default:
break;
}
}
/* Must come after other header files and GPIO interrupts*/
#include "gpio_list.h"
/* ADC channels */
const struct adc_t adc_channels[] = {
[ADC_TEMP_SENSOR_AMB] = {
"TEMP_AMB", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX+1, 0},
[ADC_TEMP_SENSOR_CHARGER] = {
"TEMP_CHARGER", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX+1, 0},
/* Vbus sensing (1/10 voltage divider). */
[ADC_VBUS_C0] = {
"VBUS_C0", NPCX_ADC_CH9, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0},
[ADC_VBUS_C1] = {
"VBUS_C1", NPCX_ADC_CH4, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0},
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
const struct temp_sensor_t temp_sensors[] = {
[TEMP_SENSOR_BATTERY] = {.name = "Battery",
.type = TEMP_SENSOR_TYPE_BATTERY,
.read = charge_get_battery_temp,
.idx = 0},
[TEMP_SENSOR_AMBIENT] = {.name = "Ambient",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_51k1_47k_4050b,
.idx = ADC_TEMP_SENSOR_AMB},
[TEMP_SENSOR_CHARGER] = {.name = "Charger",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = get_temp_3v3_13k7_47k_4050b,
.idx = ADC_TEMP_SENSOR_CHARGER},
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
/* Motion sensors */
/* Mutexes */
static struct mutex g_lid_mutex;
static struct mutex g_base_mutex;
/* Matrix to rotate lid and base sensor into standard reference frame */
const mat33_fp_t standard_rot_ref = {
{ FLOAT_TO_FP(-1), 0, 0},
{ 0, FLOAT_TO_FP(-1), 0},
{ 0, 0, FLOAT_TO_FP(1)}
};
/* sensor private data */
static struct stprivate_data g_lis2dh_data;
static struct lsm6dsm_data lsm6dsm_data = LSM6DSM_DATA;
/* Drivers */
struct motion_sensor_t motion_sensors[] = {
[LID_ACCEL] = {
.name = "Lid Accel",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_LIS2DE,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_LID,
.drv = &lis2dh_drv,
.mutex = &g_lid_mutex,
.drv_data = &g_lis2dh_data,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = LIS2DH_ADDR1_FLAGS,
.rot_standard_ref = &standard_rot_ref,
/* We only use 2g because its resolution is only 8-bits */
.default_range = 2, /* g */
.min_frequency = LIS2DH_ODR_MIN_VAL,
.max_frequency = LIS2DH_ODR_MAX_VAL,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 10000 | ROUND_UP_FLAG,
},
/* Sensor on for lid 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_LSM6DSM,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_BASE,
.drv = &lsm6dsm_drv,
.mutex = &g_base_mutex,
.drv_data = LSM6DSM_ST_DATA(lsm6dsm_data,
MOTIONSENSE_TYPE_ACCEL),
.int_signal = GPIO_BASE_SIXAXIS_INT_L,
.flags = MOTIONSENSE_FLAG_INT_SIGNAL,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS,
.rot_standard_ref = &standard_rot_ref,
.default_range = 4, /* g */
.min_frequency = LSM6DSM_ODR_MIN_VAL,
.max_frequency = LSM6DSM_ODR_MAX_VAL,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 13000 | ROUND_UP_FLAG,
.ec_rate = 100 * MSEC,
},
/* Sensor on for angle detection */
[SENSOR_CONFIG_EC_S3] = {
.odr = 10000 | ROUND_UP_FLAG,
.ec_rate = 100 * MSEC,
},
},
},
[BASE_GYRO] = {
.name = "Base Gyro",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_LSM6DSM,
.type = MOTIONSENSE_TYPE_GYRO,
.location = MOTIONSENSE_LOC_BASE,
.drv = &lsm6dsm_drv,
.mutex = &g_base_mutex,
.drv_data = LSM6DSM_ST_DATA(lsm6dsm_data,
MOTIONSENSE_TYPE_GYRO),
.int_signal = GPIO_BASE_SIXAXIS_INT_L,
.flags = MOTIONSENSE_FLAG_INT_SIGNAL,
.port = I2C_PORT_SENSOR,
.i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS,
.default_range = 1000 | ROUND_UP_FLAG, /* dps */
.rot_standard_ref = &standard_rot_ref,
.min_frequency = LSM6DSM_ODR_MIN_VAL,
.max_frequency = LSM6DSM_ODR_MAX_VAL,
},
};
unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
static int board_is_convertible(void)
{
return sku_id == 9 || sku_id == 255;
}
static void board_update_sensor_config_from_sku(void)
{
if (board_is_convertible()) {
motion_sensor_count = ARRAY_SIZE(motion_sensors);
/* Enable Base Accel interrupt */
gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L);
} else {
motion_sensor_count = 0;
gmr_tablet_switch_disable();
/* Base accel is not stuffed, don't allow line to float */
gpio_set_flags(GPIO_BASE_SIXAXIS_INT_L,
GPIO_INPUT | GPIO_PULL_DOWN);
}
}
static void cbi_init(void)
{
uint32_t val;
if (cbi_get_sku_id(&val) == EC_SUCCESS)
sku_id = val;
ccprints("SKU: 0x%04x", sku_id);
board_update_sensor_config_from_sku();
}
DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1);
#ifndef TEST_BUILD
/* This callback disables keyboard when convertibles are fully open */
void lid_angle_peripheral_enable(int enable)
{
/*
* If the lid is in tablet position via other sensors,
* ignore the lid angle, which might be faulty then
* disable keyboard.
*/
if (tablet_get_mode())
enable = 0;
if (board_is_convertible())
keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE);
}
#endif
int board_is_lid_angle_tablet_mode(void)
{
return board_is_convertible();
}
/* Battery functions */
#define SB_OPTIONALMFG_FUNCTION2 0x3e
/* Optional mfg function2 */
#define SMART_QUICK_CHARGE (1<<12)
/* Quick charge support */
#define MODE_QUICK_CHARGE_SUPPORT (1<<4)
static void sb_quick_charge_mode(int enable)
{
int val, rv;
rv = sb_read(SB_BATTERY_MODE, &val);
if (rv || !(val & MODE_QUICK_CHARGE_SUPPORT))
return;
rv = sb_read(SB_OPTIONALMFG_FUNCTION2, &val);
if (rv)
return;
if (enable)
val |= SMART_QUICK_CHARGE;
else
val &= ~SMART_QUICK_CHARGE;
sb_write(SB_OPTIONALMFG_FUNCTION2, val);
}
/* Called on AP S3/S0ix -> S0 transition */
static void board_chipset_resume(void)
{
/* Normal charge current */
sb_quick_charge_mode(0);
}
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);
/* Called on AP S0 -> S3/S0ix transition */
static void board_chipset_suspend(void)
{
/* Quick charge current */
sb_quick_charge_mode(1);
}
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
void board_overcurrent_event(int port, int is_overcurrented)
{
/* Check that port number is valid. */
if ((port < 0) || (port >= CONFIG_USB_PD_PORT_MAX_COUNT))
return;
/* Note that the level is inverted because the pin is active low. */
gpio_set_level(GPIO_USB_C_OC, !is_overcurrented);
}
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