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/* Copyright 2014 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.
*/
/* Strago board-specific configuration */
#include "adc.h"
#include "adc_chip.h"
#include "als.h"
#include "button.h"
#include "charger.h"
#include "charge_manager.h"
#include "charge_state.h"
#include "console.h"
#include "driver/accel_kionix.h"
#include "driver/accel_kxcj9.h"
#include "driver/als_isl29035.h"
#include "driver/charger/bq24773.h"
#include "driver/tcpm/tcpci.h"
#include "driver/temp_sensor/tmp432.h"
#include "driver/usb_mux/pi3usb3x532.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "i2c.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 "pwm.h"
#include "pwm_chip.h"
#include "registers.h"
#include "spi.h"
#include "temp_sensor.h"
#include "temp_sensor_chip.h"
#include "thermal.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)
/* Exchange status with PD MCU. */
static 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
}
void vbus0_evt(enum gpio_signal signal)
{
/* VBUS present GPIO is inverted */
usb_charger_vbus_change(0, !gpio_get_level(signal));
task_wake(TASK_ID_PD_C0);
}
void usb0_evt(enum gpio_signal signal)
{
task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12, 0);
}
#include "gpio_list.h"
/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */
const struct pwm_t pwm_channels[] = {
{0, PWM_CONFIG_ACTIVE_LOW},
{1, PWM_CONFIG_ACTIVE_LOW},
{3, PWM_CONFIG_ACTIVE_LOW},
};
BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
/* power signal list. Must match order of enum power_signal. */
const struct power_signal_info power_signal_list[] = {
{GPIO_ALL_SYS_PGOOD, POWER_SIGNAL_ACTIVE_HIGH, "ALL_SYS_PWRGD"},
{GPIO_RSMRST_L_PGOOD, POWER_SIGNAL_ACTIVE_HIGH, "RSMRST_N_PWRGD"},
{GPIO_PCH_SLP_S3_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S3#_DEASSERTED"},
{GPIO_PCH_SLP_S4_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S4#_DEASSERTED"},
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
/* ADC channels */
const struct adc_t adc_channels[] = {
/* Vbus sensing. Converted to mV, full ADC is equivalent to 30V. */
[ADC_VBUS] = {"VBUS", 30000, 1024, 0, 4},
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
const struct i2c_port_t i2c_ports[] = {
{"batt_chg", MEC1322_I2C0_0, 100,
GPIO_I2C_PORT0_SCL, GPIO_I2C_PORT0_SDA},
{"sensors", MEC1322_I2C1, 100,
GPIO_I2C_PORT1_SCL, GPIO_I2C_PORT1_SDA},
{"pd_mcu", MEC1322_I2C2, 1000,
GPIO_I2C_PORT2_SCL, GPIO_I2C_PORT2_SDA},
{"thermal", MEC1322_I2C3, 100,
GPIO_I2C_PORT3_SCL, GPIO_I2C_PORT3_SDA}
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = {
{
.bus_type = EC_BUS_TYPE_I2C,
.i2c_info = {
.port = I2C_PORT_TCPC,
.addr_flags = CONFIG_TCPC_I2C_BASE_ADDR_FLAGS,
},
.drv = &tcpci_tcpm_drv,
},
};
/* SPI master ports */
const struct spi_device_t spi_devices[] = {
{ CONFIG_SPI_FLASH_PORT, 0, GPIO_PVT_CS0},
};
const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
const enum gpio_signal hibernate_wake_pins[] = {
GPIO_AC_PRESENT,
GPIO_LID_OPEN,
GPIO_POWER_BUTTON_L,
};
const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins);
struct pi3usb9281_config pi3usb9281_chips[] = {
{
.i2c_port = I2C_PORT_USB_CHARGER_1,
.mux_lock = NULL,
},
};
BUILD_ASSERT(ARRAY_SIZE(pi3usb9281_chips) ==
CONFIG_BC12_DETECT_PI3USB9281_CHIP_COUNT);
const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = {
{
.usb_port = 0,
.i2c_port = I2C_PORT_USB_MUX,
.i2c_addr_flags = PI3USB3X532_I2C_ADDR1,
.driver = &pi3usb3x532_usb_mux_driver,
},
};
const int usb_port_enable[CONFIG_USB_PORT_POWER_SMART_PORT_COUNT] = {
GPIO_USB1_ENABLE,
GPIO_USB2_ENABLE,
};
/*
* 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},
{"TMP432_Sensor_1", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
TMP432_IDX_REMOTE1},
{"TMP432_Sensor_2", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
TMP432_IDX_REMOTE2},
{"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_get_battery_temp,
0},
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
/* ALS instances. Must be in same order as enum als_id. */
struct als_t als[] = {
{"ISL", isl29035_init, isl29035_read_lux, 5},
};
BUILD_ASSERT(ARRAY_SIZE(als) == ALS_COUNT);
const struct charger_config_t chg_chips[] = {
{
.i2c_port = I2C_PORT_CHARGER,
.i2c_addr_flags = I2C_ADDR_CHARGER_FLAGS,
.drv = &bq2477x_drv,
},
};
/**
* Reset PD MCU
*/
void board_reset_pd_mcu(void)
{
gpio_set_level(GPIO_PD_RST_L, 0);
usleep(100);
gpio_set_level(GPIO_PD_RST_L, 1);
}
/* Four Motion sensors */
/* kxcj9 mutex and local/private data*/
static struct mutex g_kxcj9_mutex[2];
struct kionix_accel_data g_kxcj9_data[2];
/* Matrix to rotate accelrator into standard reference frame */
const mat33_fp_t base_standard_ref = {
{ 0, FLOAT_TO_FP(1), 0},
{FLOAT_TO_FP(-1), 0, 0},
{ 0, 0, FLOAT_TO_FP(1)}
};
const mat33_fp_t lid_standard_ref = {
{FLOAT_TO_FP(-1), 0, 0},
{ 0, FLOAT_TO_FP(-1), 0},
{ 0, 0, FLOAT_TO_FP(-1)}
};
struct motion_sensor_t motion_sensors[] = {
[BASE_ACCEL] = {
.name = "Base Accel",
.active_mask = SENSOR_ACTIVE_S0,
.chip = MOTIONSENSE_CHIP_KXCJ9,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_BASE,
.drv = &kionix_accel_drv,
.mutex = &g_kxcj9_mutex[0],
.drv_data = &g_kxcj9_data[0],
.port = I2C_PORT_ACCEL,
.i2c_spi_addr_flags = KXCJ9_ADDR1_FLAGS,
.rot_standard_ref = &base_standard_ref,
.default_range = 2, /* g, to support lid angle calculation. */
.min_frequency = KXCJ9_ACCEL_MIN_FREQ,
.max_frequency = KXCJ9_ACCEL_MAX_FREQ,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 100000 | ROUND_UP_FLAG,
.ec_rate = 100 * MSEC,
},
}
},
[LID_ACCEL] = {
.name = "Lid Accel",
.active_mask = SENSOR_ACTIVE_S0,
.chip = MOTIONSENSE_CHIP_KXCJ9,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_LID,
.drv = &kionix_accel_drv,
.mutex = &g_kxcj9_mutex[1],
.drv_data = &g_kxcj9_data[1],
.port = I2C_PORT_ACCEL,
.i2c_spi_addr_flags = KXCJ9_ADDR0_FLAGS,
.rot_standard_ref = &lid_standard_ref,
.default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs */
.min_frequency = KXCJ9_ACCEL_MIN_FREQ,
.max_frequency = KXCJ9_ACCEL_MAX_FREQ,
.config = {
/* EC use accel for angle detection */
[SENSOR_CONFIG_EC_S0] = {
.odr = 100000 | ROUND_UP_FLAG,
.ec_rate = 100 * MSEC,
},
},
},
};
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
/* init ADC ports to avoid floating state due to thermistors */
static void adc_pre_init(void)
{
/* Configure GPIOs */
gpio_config_module(MODULE_ADC, 1);
}
DECLARE_HOOK(HOOK_INIT, adc_pre_init, HOOK_PRIO_INIT_ADC - 1);
/* Initialize board. */
static void board_init(void)
{
/* Enable PD MCU interrupt */
gpio_enable_interrupt(GPIO_PD_MCU_INT);
/* Enable VBUS interrupt */
gpio_enable_interrupt(GPIO_USB_C0_VBUS_WAKE_L);
/* Enable pericom BC1.2 interrupts */
gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_L);
}
DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
/**
* Set active charge port -- Enable or Disable charging
*
* @param charge_port Charge port to enable.
*
* Returns 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 realy physical port */
int is_real_port = (charge_port >= 0 &&
charge_port < CONFIG_USB_PD_PORT_MAX_COUNT);
/* check if we are source vbus on that port */
int source = gpio_get_level(GPIO_USB_C0_5V_EN);
if (is_real_port && source) {
CPRINTS("Skip enable p%d", charge_port);
return EC_ERROR_INVAL;
}
CPRINTS("New chg p%d", charge_port);
if (charge_port == CHARGE_PORT_NONE) {
/* Disable charging port */
gpio_set_level(GPIO_USB_C0_CHARGE_EN_L, 1);
gpio_set_level(GPIO_EC_ACDET_CTRL, 1);
} else {
/* Enable charging port */
gpio_set_level(GPIO_USB_C0_CHARGE_EN_L, 0);
gpio_set_level(GPIO_EC_ACDET_CTRL, 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);
}
/**
* TODO: Remove this code after the BAT_PRESENT_L GPIO is implemented in
* the hardware.
*
* Get the battery present status.
*
* Return EC_ERROR_UNIMPLEMENTED.
*/
enum battery_present battery_is_present(void)
{
return EC_ERROR_UNIMPLEMENTED;
}
void board_hibernate(void)
{
CPRINTS("Enter Pseudo G3");
/*
* Clean up the UART buffer and prevent any unwanted garbage characters
* before power off and also ensure above debug message is printed.
*/
cflush();
gpio_set_level(GPIO_EC_HIB_L, 1);
gpio_set_level(GPIO_SMC_SHUTDOWN, 1);
/* Power to EC should shut down now */
while (1)
;
}
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