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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.
*/
/* Garg board-specific configuration */
#include "adc.h"
#include "adc_chip.h"
#include "battery.h"
#include "button.h"
#include "charge_manager.h"
#include "charge_state.h"
#include "common.h"
#include "cros_board_info.h"
#include "driver/accel_kionix.h"
#include "driver/accelgyro_bmi_common.h"
#include "driver/charger/bd9995x.h"
#include "driver/ppc/nx20p348x.h"
#include "driver/tcpm/anx7447.h"
#include "driver/tcpm/ps8xxx.h"
#include "driver/tcpm/tcpci.h"
#include "driver/tcpm/tcpm.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "i2c.h"
#include "keyboard_scan.h"
#include "lid_switch.h"
#include "motion_sense.h"
#include "power.h"
#include "power_button.h"
#include "switch.h"
#include "system.h"
#include "tablet_mode.h"
#include "tcpm/tcpci.h"
#include "temp_sensor.h"
#include "temp_sensor/thermistor.h"
#include "usb_mux.h"
#include "usbc_ppc.h"
#include "util.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;
/*
* We have total 30 pins for keyboard connecter {-1, -1} mean
* the N/A pin that don't consider it and reserve index 0 area
* that we don't have pin 0.
*/
const int keyboard_factory_scan_pins[][2] = {
{-1, -1}, {0, 5}, {1, 1}, {1, 0}, {0, 6},
{0, 7}, {-1, -1}, {-1, -1}, {1, 4}, {1, 3},
{-1, -1}, {1, 6}, {1, 7}, {3, 1}, {2, 0},
{1, 5}, {2, 6}, {2, 7}, {2, 1}, {2, 4},
{2, 5}, {1, 2}, {2, 3}, {2, 2}, {3, 0},
{-1, -1}, {0, 4}, {-1, -1}, {8, 2}, {-1, -1},
{-1, -1},
};
const int keyboard_factory_scan_pins_used =
ARRAY_SIZE(keyboard_factory_scan_pins);
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 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)}
};
/* sensor private data */
static struct kionix_accel_data g_kx022_data;
static struct bmi_drv_data_t g_bmi160_data;
/* Drivers */
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, /* Identity matrix. */
.default_range = 2, /* g */
.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,
},
/* 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_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,
.rot_standard_ref = &base_standard_ref,
.default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs */
.min_frequency = BMI_ACCEL_MIN_FREQ,
.max_frequency = BMI_ACCEL_MAX_FREQ,
.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_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 = &base_standard_ref,
.min_frequency = BMI_GYRO_MIN_FREQ,
.max_frequency = BMI_GYRO_MAX_FREQ,
},
};
unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
static int board_is_convertible(void)
{
/*
* Garg360: 37, 38, 39
* Unprovisioned: 255
*/
return sku_id == 37 || sku_id == 38 || sku_id == 39 || 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);
}
}
/* Read CBI from i2c eeprom and initialize variables for board variants */
static void cbi_init(void)
{
uint32_t val;
if (cbi_get_sku_id(&val) != EC_SUCCESS || val > UINT8_MAX)
return;
sku_id = val;
CPRINTSUSB("SKU: %d", sku_id);
board_update_sensor_config_from_sku();
}
DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1);
__override uint32_t board_override_feature_flags0(uint32_t flags0)
{
/*
* Remove keyboard backlight feature for devices that don't support it.
*/
if (sku_id == 255)
return flags0;
else
return (flags0 & ~EC_FEATURE_MASK_0(EC_FEATURE_PWM_KEYB));
}
void board_hibernate_late(void)
{
int i;
const uint32_t hibernate_pins[][2] = {
/* Turn off LEDs before going to hibernate */
{GPIO_BAT_LED_BLUE_L, GPIO_INPUT | GPIO_PULL_UP},
{GPIO_BAT_LED_ORANGE_L, GPIO_INPUT | GPIO_PULL_UP},
};
for (i = 0; i < ARRAY_SIZE(hibernate_pins); ++i)
gpio_set_flags(hibernate_pins[i][0], hibernate_pins[i][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
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);
}
__override uint8_t board_get_usb_pd_port_count(void)
{
/* HDMI SKU has one USB PD port */
if (sku_id == 9 || sku_id == 19 || sku_id == 50 || sku_id == 52)
return CONFIG_USB_PD_PORT_MAX_COUNT - 1;
return CONFIG_USB_PD_PORT_MAX_COUNT;
}
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