OpenCellular/board/oak/board.c

/* Copyright 2015 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.
 */

/* Oak board configuration */

#include "adc.h"
#include "adc_chip.h"
#include "als.h"
#include "atomic.h"
#include "battery.h"
#include "charge_manager.h"
#include "charge_state.h"
#include "charger.h"
#include "chipset.h"
#include "common.h"
#include "console.h"
#include "driver/accel_kionix.h"
#include "driver/accel_kx022.h"
#include "driver/accelgyro_bmi160.h"
#include "driver/als_opt3001.h"
#include "driver/tcpm/tcpci.h"
#include "driver/temp_sensor/tmp432.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "i2c.h"
#include "keyboard_raw.h"
#include "keyboard_scan.h"
#include "lid_switch.h"
#include "math_util.h"
#include "motion_lid.h"
#include "motion_sense.h"
#include "pi3usb9281.h"
#include "power.h"
#include "power_button.h"
#include "registers.h"
#include "spi.h"
#include "switch.h"
#include "system.h"
#include "task.h"
#include "temp_sensor.h"
#include "temp_sensor_chip.h"
#include "thermal.h"
#include "timer.h"
#include "usb_charge.h"
#include "usb_mux.h"
#include "usb_pd.h"
#include "usb_pd_tcpm.h"
#include "util.h"

#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)

/* Dispaly port hardware can connect to port 0, 1 or neither. */
#define PD_PORT_NONE -1

void pd_mcu_interrupt(enum gpio_signal signal)
{
#ifdef HAS_TASK_PDCMD
	/* Exchange status with PD MCU to determine interrupt cause */
	host_command_pd_send_status(0);
#endif
}

#if BOARD_REV >= OAK_REV4
void usb_evt(enum gpio_signal signal)
{
	task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_INTR, 0);
	task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_INTR, 0);
}
#endif /* BOARD_REV >= OAK_REV4 */

#include "gpio_list.h"

/* power signal list.  Must match order of enum power_signal. */
const struct power_signal_info power_signal_list[] = {
	{GPIO_SOC_POWER_GOOD, POWER_SIGNAL_ACTIVE_HIGH, "POWER_GOOD"},
	{GPIO_SUSPEND_L, POWER_SIGNAL_ACTIVE_LOW, "SUSPEND#_ASSERTED"},
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);

/* ADC channels */
const struct adc_t adc_channels[] = {
	/*
	 * PSYS_MONITOR(PA2): ADC_IN2, 1.44 uA/W on 6.05k Ohm
	 * output in mW
	 */
	[ADC_PSYS] = {"PSYS", 379415, 4096, 0, STM32_AIN(2)},
	/* AMON_BMON(PC0): ADC_IN10, output in uV */
	[ADC_AMON_BMON] = {"AMON_BMON", 183333, 4096, 0, STM32_AIN(10)},
	/* VDC_BOOSTIN_SENSE(PC1): ADC_IN11, output in mV */
	[ADC_VBUS] = {"VBUS", 33000, 4096, 0, STM32_AIN(11)},
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);

/* I2C ports */
const struct i2c_port_t i2c_ports[] = {
	{"battery", I2C_PORT_BATTERY, 100,  GPIO_I2C0_SCL, GPIO_I2C0_SDA},
	{"pd",      I2C_PORT_PD_MCU,  1000, GPIO_I2C1_SCL, GPIO_I2C1_SDA}
};

const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);

#ifdef CONFIG_ACCELGYRO_BMI160
/* SPI devices */
const struct spi_device_t spi_devices[] = {
	{ CONFIG_SPI_ACCEL_PORT, 1, GPIO_SPI2_NSS }
};
const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
#endif

const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
	{I2C_PORT_TCPC, CONFIG_TCPC_I2C_BASE_ADDR, &tcpci_tcpm_drv},
	{I2C_PORT_TCPC, CONFIG_TCPC_I2C_BASE_ADDR + 2, &tcpci_tcpm_drv},
};

struct mutex pericom_mux_lock;
struct pi3usb9281_config pi3usb9281_chips[] = {
	{
		.i2c_port = I2C_PORT_PERICOM,
		.mux_gpio = GPIO_USB_C_BC12_SEL,
		.mux_gpio_level = 0,
		.mux_lock = &pericom_mux_lock,
	},
	{
		.i2c_port = I2C_PORT_PERICOM,
		.mux_gpio = GPIO_USB_C_BC12_SEL,
		.mux_gpio_level = 1,
		.mux_lock = &pericom_mux_lock,
	},
};
BUILD_ASSERT(ARRAY_SIZE(pi3usb9281_chips) ==
	     CONFIG_BC12_DETECT_PI3USB9281_CHIP_COUNT);

/*
 * Temperature sensors data; must be in same order as enum temp_sensor_id.
 * Sensor index and name must match those present in coreboot:
 *     src/mainboard/google/${board}/acpi/dptf.asl
 */
const struct temp_sensor_t temp_sensors[] = {
	{"TMP432_Internal", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
		TMP432_IDX_LOCAL, 4},
	{"TMP432_Sensor_1", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
		TMP432_IDX_REMOTE1, 4},
	{"TMP432_Sensor_2", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
		TMP432_IDX_REMOTE2, 4},
	{"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_get_battery_temp,
		0, 4},
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);

#ifdef HAS_TASK_ALS
/* ALS instances. Must be in same order as enum als_id. */
struct als_t als[] = {
	{"TI", opt3001_init, opt3001_read_lux, 5},
};
BUILD_ASSERT(ARRAY_SIZE(als) == ALS_COUNT);
#endif

struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = {
	{
		.port_addr = 0x54 << 1,
		.driver    = &pi3usb30532_usb_mux_driver,
	},
#if (BOARD_REV <= OAK_REV4)
	{
		.port_addr = 0x55 << 1,
		.driver    = &pi3usb30532_usb_mux_driver,
	},
#else
	{
		.port_addr = 0x20,
		.driver = &ps874x_usb_mux_driver,
	},
#endif
};

/**
 * Store the current DP hardware route.
 */
static int dp_hw_port = PD_PORT_NONE;
static struct mutex dp_hw_lock;

/**
 * Reset PD MCU
 */
void board_reset_pd_mcu(void)
{
	gpio_set_level(GPIO_USB_PD_RST_L, 0);
	usleep(100);
	gpio_set_level(GPIO_USB_PD_RST_L, 1);
}

/**
 * There is a level shift for AC_OK & LID_OPEN signal between AP & EC,
 * disable it (drive high) when AP is off, otherwise enable it (drive low).
 */
static void board_extpower_buffer_to_soc(void)
{
	/* Drive high when AP is off (G3), else drive low */
	gpio_set_level(GPIO_LEVEL_SHIFT_EN_L,
		       chipset_in_state(CHIPSET_STATE_HARD_OFF) ? 1 : 0);
}

/* Initialize board. */
static void board_init(void)
{
	/*
	 * Assert wake GPIO to PD MCU to wake it from hibernate.
	 * This cannot be done from board_pre_init() (or from any function
	 * called before system_pre_init()), otherwise a spurious wake will
	 * occur -- see stm32 check_reset_cause() WORKAROUND comment.
	 */
	gpio_set_level(GPIO_USB_PD_VBUS_WAKE, 1);

	/* Enable Level shift of AC_OK & LID_OPEN signals */
	board_extpower_buffer_to_soc();
	/* Enable rev1 testing GPIOs */
	gpio_set_level(GPIO_SYSTEM_POWER_H, 1);
	/* Enable PD MCU interrupt */
	gpio_enable_interrupt(GPIO_PD_MCU_INT);

#if BOARD_REV >= OAK_REV4
	/* Enable BC 1.2 interrupt */
	gpio_enable_interrupt(GPIO_USB_BC12_INT);
#endif /* BOARD_REV >= OAK_REV4 */

#if BOARD_REV >= OAK_REV3
	/* Update VBUS supplier */
	usb_charger_vbus_change(0, !gpio_get_level(GPIO_USB_C0_VBUS_WAKE_L));
	usb_charger_vbus_change(1, !gpio_get_level(GPIO_USB_C1_VBUS_WAKE_L));
#else
	usb_charger_vbus_change(0, 0);
	usb_charger_vbus_change(1, 0);
#endif

#ifdef CONFIG_ACCELGYRO_BMI160
	/* SPI sensors: put back the GPIO in its expected state */
	gpio_set_level(GPIO_SPI2_NSS, 1);

	/* Remap SPI2 to DMA channels 6 and 7 */
	REG32(STM32_DMA1_BASE + 0xa8) |= (1 << 20) | (1 << 21) | (1 << 24) | (1 << 25);

	/* Enable SPI for BMI160 */
	gpio_config_module(MODULE_SPI_MASTER, 1);

	/* Set all four SPI pins to high speed */
	/* pins D0/D1/D3/D4 */
	STM32_GPIO_OSPEEDR(GPIO_D) |= 0x000003cf;

	/* Enable clocks to SPI2 module */
	STM32_RCC_APB1ENR |= STM32_RCC_PB1_SPI2;

	/* Reset SPI2 */
	STM32_RCC_APB1RSTR |= STM32_RCC_PB1_SPI2;
	STM32_RCC_APB1RSTR &= ~STM32_RCC_PB1_SPI2;

	spi_enable(CONFIG_SPI_ACCEL_PORT, 1);
	CPRINTS("Board using SPI sensors");
#endif
}
DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);

/**
 * Set active charge port -- only one port can active at a time.
 *
 * @param charge_port    Charge port to enable.
 *
 * Return EC_SUCCESS if charge port is accepted and made active.
 * EC_ERROR_* otherwise.
 */
int board_set_active_charge_port(int charge_port)
{
	/* charge port is a physical port */
	int is_real_port = (charge_port >= 0 &&
			    charge_port < CONFIG_USB_PD_PORT_COUNT);
	/* check if we are source VBUS on the port */
	int source = gpio_get_level(charge_port == 0 ? GPIO_USB_C0_5V_EN :
						       GPIO_USB_C1_5V_EN);

	if (is_real_port && source) {
		CPRINTF("Skip enable p%d", charge_port);
		return EC_ERROR_INVAL;
	}

	CPRINTF("New chg p%d", charge_port);

	if (charge_port == CHARGE_PORT_NONE) {
		/* Disable both ports */
		gpio_set_level(GPIO_USB_C0_CHARGE_L, 1);
		gpio_set_level(GPIO_USB_C1_CHARGE_L, 1);
	} else {
		/* Make sure non-charging port is disabled */
		gpio_set_level(charge_port ? GPIO_USB_C0_CHARGE_L :
					     GPIO_USB_C1_CHARGE_L, 1);
		/* Enable charging port */
		gpio_set_level(charge_port ? GPIO_USB_C1_CHARGE_L :
					     GPIO_USB_C0_CHARGE_L, 0);
	}

	return EC_SUCCESS;
}

/**
 * Set the charge limit based upon desired maximum.
 *
 * @param port          Port number.
 * @param supplier      Charge supplier type.
 * @param charge_ma     Desired charge limit (mA).
 * @param charge_mv     Negotiated charge voltage (mV).
 */
void board_set_charge_limit(int port, int supplier, int charge_ma,
			    int max_ma, int charge_mv)
{
	charge_set_input_current_limit(MAX(charge_ma,
				   CONFIG_CHARGER_INPUT_CURRENT), charge_mv);
	pd_send_host_event(PD_EVENT_POWER_CHANGE);
}

/*
 * timestamp of the next possible toggle to ensure the 2-ms spacing
 * between IRQ_HPD.
 */
static uint64_t hpd_deadline[CONFIG_USB_PD_PORT_COUNT];

static void board_typec_set_dp_hpd(int port, int level)
{
#if BOARD_REV >= OAK_REV5
	if (1 == dp_hw_port)
		gpio_set_level(GPIO_C1_DP_HPD, level);
#endif

	gpio_set_level(GPIO_USB_DP_HPD, level);
}

/**
 * Turn on DP hardware on type-C port.
 */
void board_typec_dp_on(int port)
{
	mutex_lock(&dp_hw_lock);

	if (dp_hw_port != !port) {
		/* Get control of DP hardware */
		dp_hw_port = port;
#if BOARD_REV == OAK_REV2 || BOARD_REV >= OAK_REV5
		/* Rev2 or Rev5 later board has DP switch */
		gpio_set_level(GPIO_DP_SWITCH_CTL, port);
#endif
		if (!gpio_get_level(GPIO_USB_DP_HPD)) {
			board_typec_set_dp_hpd(port, 1);
		} else {
			uint64_t now = get_time().val;
			/* wait for the minimum spacing between IRQ_HPD */
			if (now < hpd_deadline[port])
				usleep(hpd_deadline[port] - now);

			board_typec_set_dp_hpd(port, 0);
			usleep(HPD_DSTREAM_DEBOUNCE_IRQ);
			board_typec_set_dp_hpd(port, 1);
		}
	}
	/* enforce 2-ms delay between HPD pulses */
	hpd_deadline[port] = get_time().val + HPD_USTREAM_DEBOUNCE_LVL;

	mutex_unlock(&dp_hw_lock);
}

/**
 * Turn off a PD port's DP output.
 */
void board_typec_dp_off(int port, int *dp_flags)
{
	mutex_lock(&dp_hw_lock);

	if (dp_hw_port == !port) {
		mutex_unlock(&dp_hw_lock);
		return;
	}

	dp_hw_port = PD_PORT_NONE;
	board_typec_set_dp_hpd(port, 0);

	mutex_unlock(&dp_hw_lock);

	/* Enable the other port if its dp flag is on */
	if (dp_flags[!port] & DP_FLAGS_DP_ON)
		board_typec_dp_on(!port);
}

/**
 * Set DP hotplug detect level.
 */
void board_typec_dp_set(int port, int level)
{
	mutex_lock(&dp_hw_lock);

	if (dp_hw_port == PD_PORT_NONE) {
		dp_hw_port = port;
#if BOARD_REV == OAK_REV2 || BOARD_REV >= OAK_REV5
		/* Rev2 or Rev5 later board has DP switch */
		gpio_set_level(GPIO_DP_SWITCH_CTL, port);
#endif
	}

	if (dp_hw_port == port)
		board_typec_set_dp_hpd(port, level);

	mutex_unlock(&dp_hw_lock);
}

#if BOARD_REV < OAK_REV3
#ifndef CONFIG_AP_WARM_RESET_INTERRUPT
/* Using this hook if system doesn't have enough external line. */
static void check_ap_reset_second(void)
{
	/* Check the warm reset signal from servo board */
	static int warm_reset, last;

	warm_reset = !gpio_get_level(GPIO_AP_RESET_L);

	if (last == warm_reset)
		return;

	if (warm_reset)
		chipset_reset(0); /* Warm reset AP */

	last = warm_reset;
}
DECLARE_HOOK(HOOK_SECOND, check_ap_reset_second, HOOK_PRIO_DEFAULT);
#endif
#endif

/**
 * Set AP reset.
 *
 * PMIC_WARM_RESET_H (PB3) is connected to PMIC RESET before rev < 3.
 * AP_RESET_L (PC3, CPU_WARM_RESET_L) is connected to PMIC SYSRSTB
 * after rev >= 3.
 */
void board_set_ap_reset(int asserted)
{
	if (system_get_board_version() < 3) {
		/* Signal is active-high */
		CPRINTS("pmic warm reset(%d)", asserted);
		gpio_set_level(GPIO_PMIC_WARM_RESET_H, asserted);
	} else {
		/* Signal is active-low */
		CPRINTS("ap warm reset(%d)", asserted);
		gpio_set_level(GPIO_AP_RESET_L, !asserted);
	}
}

#if BOARD_REV < OAK_REV4
/**
 * Check VBUS state and trigger USB BC1.2 charger.
 */
void vbus_task(void)
{
	struct {
		uint8_t interrupt;
		uint8_t device_type;
		uint8_t charger_status;
		uint8_t vbus;
	} bc12[CONFIG_USB_PD_PORT_COUNT];
	uint8_t port, vbus, reg, wake;

	while (1) {
		for (port = 0; port < CONFIG_USB_PD_PORT_COUNT; port++) {
#if BOARD_REV == OAK_REV3
			vbus = !gpio_get_level(port ? GPIO_USB_C1_VBUS_WAKE_L :
						      GPIO_USB_C0_VBUS_WAKE_L);
#else
			vbus = tcpm_get_vbus_level(port);
#endif
			/* check if VBUS changed */
			if (((bc12[port].vbus >> port) & 1) == vbus)
				continue;
			/* wait 1.2 seconds and check BC 1.2 status */
			msleep(1200);

			if (vbus)
				bc12[port].vbus |= 1 << port;
			else
				bc12[port].vbus &= ~(1 << port);

			wake = 0;
			reg = pi3usb9281_get_interrupts(port);
			if (reg != bc12[port].interrupt) {
				bc12[port].interrupt = reg;
				wake++;
			}

			reg = pi3usb9281_get_device_type(port);
			if (reg != bc12[port].device_type) {
				bc12[port].device_type = reg;
				wake++;
			}

			reg = pi3usb9281_get_charger_status(port);
			if (reg != bc12[port].charger_status) {
				bc12[port].charger_status = reg;
				wake++;
			}

			if (wake)
				task_set_event(port ? TASK_ID_USB_CHG_P1 :
						      TASK_ID_USB_CHG_P0,
					       USB_CHG_EVENT_BC12, 0);
		}
		task_wait_event(-1);
	}
}
#else
void vbus_task(void)
{
	while (1)
		task_wait_event(-1);
}
#endif /* BOARD_REV < OAK_REV4 */

#ifdef CONFIG_TEMP_SENSOR_TMP432
static void tmp432_set_power_deferred(void)
{
       /* Shut tmp432 down if not in S0 && no external power */
       if (!extpower_is_present() && !chipset_in_state(CHIPSET_STATE_ON)) {
               if (EC_SUCCESS != tmp432_set_power(TMP432_POWER_OFF))
			CPRINTS("ERROR: Can't shutdown TMP432.");
               return;
       }

       /*  else, turn it on. */
       if (EC_SUCCESS != tmp432_set_power(TMP432_POWER_ON))
		CPRINTS("ERROR: Can't turn on TMP432.");
}
DECLARE_DEFERRED(tmp432_set_power_deferred);
#endif

/**
 * Hook of AC change. turn on/off tmp432 depends on AP & AC status.
 */
static void board_extpower(void)
{
	board_extpower_buffer_to_soc();
#ifdef CONFIG_TEMP_SENSOR_TMP432
	hook_call_deferred(&tmp432_set_power_deferred_data, 0);
#endif
}
DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT);

/* Called on AP S5 -> S3 transition, and before HOOK_CHIPSET_STARTUP */
static void board_chipset_pre_init(void)
{
	/* Enable level shift of AC_OK when power on */
	board_extpower_buffer_to_soc();
#if BOARD_REV >= OAK_REV5
	/* Enable DP muxer */
	gpio_set_level(GPIO_DP_MUX_EN_L , 0);
	gpio_set_level(GPIO_PARADE_MUX_EN, 1);
#endif
}
DECLARE_HOOK(HOOK_CHIPSET_PRE_INIT, board_chipset_pre_init, HOOK_PRIO_DEFAULT);

/* Called on AP S3 -> S5 transition */
static void board_chipset_shutdown(void)
{
	/* Disable level shift to SoC when shutting down */
	gpio_set_level(GPIO_LEVEL_SHIFT_EN_L, 1);
#if BOARD_REV >= OAK_REV5
	/* Disable DP muxer */
	gpio_set_level(GPIO_DP_MUX_EN_L , 1);
	gpio_set_level(GPIO_PARADE_MUX_EN, 0);
#endif
}
DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT);


/* Called on AP S3 -> S0 transition */
static void board_chipset_resume(void)
{
#ifdef CONFIG_TEMP_SENSOR_TMP432
	hook_call_deferred(&tmp432_set_power_deferred_data, 0);
#endif
}
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);

/* Called on AP S0 -> S3 transition */
static void board_chipset_suspend(void)
{
#ifdef CONFIG_TEMP_SENSOR_TMP432
	hook_call_deferred(&tmp432_set_power_deferred_data, 0);
#endif
}
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);

#ifdef HAS_TASK_MOTIONSENSE
/* Motion sensors */
/* Mutexes */
#ifdef CONFIG_ACCEL_KX022
static struct mutex g_lid_mutex;
#endif
#ifdef CONFIG_ACCELGYRO_BMI160
static struct mutex g_base_mutex;

/* Matrix to rotate accelrator into standard reference frame */
const matrix_3x3_t base_standard_ref = {
	{ FLOAT_TO_FP(-1), 0,  0},
	{ 0, FLOAT_TO_FP(-1),  0},
	{ 0,  0,  FLOAT_TO_FP(1)}
};
#endif

static struct kionix_accel_data g_kx022_data;
static struct bmi160_drv_data_t g_bmi160_data;

struct motion_sensor_t motion_sensors[] = {
#ifdef CONFIG_ACCELGYRO_BMI160
	/*
	 * Note: bmi160: supports accelerometer and gyro sensor
	 * Requirement: accelerometer sensor must init before gyro sensor
	 * DO NOT change the order of the following table.
	 */
	{.name = "Base Accel",
	 .active_mask = SENSOR_ACTIVE_S0,
	 .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_ACCEL,
	 .addr = 1,
	 .rot_standard_ref = &base_standard_ref,
	 .default_range = 2,  /* g, enough for laptop. */
	 .min_frequency = BMI160_ACCEL_MIN_FREQ,
	 .max_frequency = BMI160_ACCEL_MAX_FREQ,
	 .config = {
		 /* AP: by default use EC settings */
		 [SENSOR_CONFIG_AP] = {
			 .odr = 0,
			 .ec_rate = 0,
		 },
		 /* EC use accel for angle detection */
		 [SENSOR_CONFIG_EC_S0] = {
			 .odr = 10000 | ROUND_UP_FLAG,
			 .ec_rate = 100 * MSEC,
		 },
		 /* Sensor off in S3/S5 */
		 [SENSOR_CONFIG_EC_S3] = {
			 .odr = 0,
			 .ec_rate = 0
		 },
		 /* Sensor off in S3/S5 */
		 [SENSOR_CONFIG_EC_S5] = {
			 .odr = 0,
			 .ec_rate = 0
		 },
	 },
	},

	{.name = "Base Gyro",
	 .active_mask = SENSOR_ACTIVE_S0,
	 .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_ACCEL,
	 .addr = 1,
	 .default_range = 1000, /* dps */
	 .rot_standard_ref = NULL, /* Identity Matrix. */
	 .min_frequency = BMI160_GYRO_MIN_FREQ,
	 .max_frequency = BMI160_GYRO_MAX_FREQ,
	 .config = {
		 /* AP: by default shutdown all sensors */
		 [SENSOR_CONFIG_AP] = {
			 .odr = 0,
			 .ec_rate = 0,
		 },
		 /* EC does not need in S0 */
		 [SENSOR_CONFIG_EC_S0] = {
			 .odr = 0,
			 .ec_rate = 0,
		 },
		 /* Sensor off in S3/S5 */
		 [SENSOR_CONFIG_EC_S3] = {
			 .odr = 0,
			 .ec_rate = 0,
		 },
		 /* Sensor off in S3/S5 */
		 [SENSOR_CONFIG_EC_S5] = {
			 .odr = 0,
			 .ec_rate = 0,
		 },
	 },
	},
#endif
#ifdef CONFIG_ACCEL_KX022
	{.name = "Lid Accel",
	 .active_mask = SENSOR_ACTIVE_S0,
	 .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_ACCEL,
	 .addr = KX022_ADDR1,
	 .rot_standard_ref = NULL, /* Identity matrix. */
	 .default_range = 2, /* g, enough for laptop. */
	 .min_frequency = KX022_ACCEL_MIN_FREQ,
	 .max_frequency = KX022_ACCEL_MAX_FREQ,
	 .config = {
		/* AP: by default use EC settings */
		[SENSOR_CONFIG_AP] = {
			.odr = 10000 | ROUND_UP_FLAG,
			.ec_rate = 100 * MSEC,
		},
		/* EC use accel for angle detection */
		[SENSOR_CONFIG_EC_S0] = {
			.odr = 10000 | ROUND_UP_FLAG,
			.ec_rate = 100 * MSEC,
		},
		/* unused */
		[SENSOR_CONFIG_EC_S3] = {
			.odr = 0,
			.ec_rate = 0,
		},
		[SENSOR_CONFIG_EC_S5] = {
			.odr = 0,
			.ec_rate = 0,
		},
	 },
	},
#endif
};
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);

void lid_angle_peripheral_enable(int enable)
{
	keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE);
}
#endif /* defined(HAS_TASK_MOTIONSENSE) */