diff options
Diffstat (limited to 'board/cappy2/board.c')
-rw-r--r-- | board/cappy2/board.c | 853 |
1 files changed, 853 insertions, 0 deletions
diff --git a/board/cappy2/board.c b/board/cappy2/board.c new file mode 100644 index 0000000000..42d6659072 --- /dev/null +++ b/board/cappy2/board.c @@ -0,0 +1,853 @@ +/* Copyright 2021 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. + */ + +/* Lalala board-specific configuration */ + +#include "adc_chip.h" +#include "button.h" +#include "cbi_fw_config.h" +#include "cbi_ssfc.h" +#include "cbi_fw_config.h" +#include "charge_manager.h" +#include "charge_state_v2.h" +#include "charger.h" +#include "chipset.h" +#include "common.h" +#include "compile_time_macros.h" +#include "driver/accel_bma2x2.h" +#include "driver/accelgyro_bmi_common.h" +#include "driver/accelgyro_icm_common.h" +#include "driver/accelgyro_icm426xx.h" +#include "driver/accel_kionix.h" +#include "driver/temp_sensor/thermistor.h" +#include "temp_sensor.h" +#include "driver/bc12/pi3usb9201.h" +#include "driver/charger/isl923x.h" +#include "driver/tcpm/raa489000.h" +#include "driver/tcpm/tcpci.h" +#include "driver/usb_mux/pi3usb3x532.h" +#include "driver/retimer/ps8802.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "i2c.h" +#include "keyboard_config.h" +#include "keyboard_raw.h" +#include "keyboard_scan.h" +#include "lid_switch.h" +#include "motion_sense.h" +#include "power.h" +#include "power_button.h" +#include "pwm.h" +#include "pwm_chip.h" +#include "stdbool.h" +#include "switch.h" +#include "system.h" +#include "tablet_mode.h" +#include "task.h" +#include "usb_mux.h" +#include "usb_pd.h" +#include "usb_pd_tcpm.h" + +#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) +#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) + +#define INT_RECHECK_US 5000 + +#define ADC_VOL_UP_MASK BIT(0) +#define ADC_VOL_DOWN_MASK BIT(1) + +static uint8_t new_adc_key_state; + +static void ps8762_chaddr_deferred(void); +DECLARE_DEFERRED(ps8762_chaddr_deferred); + +/******************************************************************************/ +/* USB-A Configuration */ +const int usb_port_enable[USB_PORT_COUNT] = { + GPIO_EN_USB_A0_VBUS, + GPIO_EN_USB_A1_VBUS, +}; + +/* Keyboard scan setting */ +struct keyboard_scan_config keyscan_config = { + /* + * F3 key scan cycle completed but scan input is not + * charging to logic high when EC start scan next + * column for "T" key, so we set .output_settle_us + * to 80us from 50us. + */ + .output_settle_us = 80, + .debounce_down_us = 9 * MSEC, + .debounce_up_us = 30 * MSEC, + .scan_period_us = 3 * MSEC, + .min_post_scan_delay_us = 1000, + .poll_timeout_us = 100 * MSEC, + .actual_key_mask = { + 0x1c, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, + 0xa4, 0xff, 0xfe, 0x55, 0xfe, 0xff, 0xff, 0xff, /* full set */ + }, +}; + +static const struct ec_response_keybd_config lalala_keybd = { + /* Default Chromeos keyboard config */ + .num_top_row_keys = 10, + .action_keys = { + TK_BACK, /* T1 */ + TK_FORWARD, /* T2 */ + TK_REFRESH, /* T3 */ + TK_FULLSCREEN, /* T4 */ + TK_OVERVIEW, /* T5 */ + TK_BRIGHTNESS_DOWN, /* T6 */ + TK_BRIGHTNESS_UP, /* T7 */ + TK_VOL_MUTE, /* T8 */ + TK_VOL_DOWN, /* T9 */ + TK_VOL_UP, /* T10 */ + }, + /* No function keys, no numeric keypad, has screenlock key */ + .capabilities = KEYBD_CAP_SCRNLOCK_KEY, +}; + +__override const struct ec_response_keybd_config +*board_vivaldi_keybd_config(void) +{ + return &lalala_keybd; +} + +/* C0 interrupt line shared by BC 1.2 and charger */ +static void check_c0_line(void); +DECLARE_DEFERRED(check_c0_line); + +static void notify_c0_chips(void) +{ + /* + * The interrupt line is shared between the TCPC and BC 1.2 detection + * chip. Therefore we'll need to check both ICs. + */ + schedule_deferred_pd_interrupt(0); + task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12); +} + +static void check_c0_line(void) +{ + /* + * If line is still being held low, see if there's more to process from + * one of the chips + */ + if (!gpio_get_level(GPIO_USB_C0_INT_ODL)) { + notify_c0_chips(); + hook_call_deferred(&check_c0_line_data, INT_RECHECK_US); + } +} + +static void usb_c0_interrupt(enum gpio_signal s) +{ + /* Cancel any previous calls to check the interrupt line */ + hook_call_deferred(&check_c0_line_data, -1); + + /* Notify all chips using this line that an interrupt came in */ + notify_c0_chips(); + + /* Check the line again in 5ms */ + hook_call_deferred(&check_c0_line_data, INT_RECHECK_US); + +} + +/* C1 interrupt line shared by BC 1.2, TCPC, and charger */ +static void check_c1_line(void); +DECLARE_DEFERRED(check_c1_line); + +static void notify_c1_chips(void) +{ + schedule_deferred_pd_interrupt(1); + task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12); +} + +static void check_c1_line(void) +{ + /* + * If line is still being held low, see if there's more to process from + * one of the chips. + */ + if (!gpio_get_level(GPIO_SUB_USB_C1_INT_ODL)) { + notify_c1_chips(); + hook_call_deferred(&check_c1_line_data, INT_RECHECK_US); + } +} + +static void sub_usb_c1_interrupt(enum gpio_signal s) +{ + /* Cancel any previous calls to check the interrupt line */ + hook_call_deferred(&check_c1_line_data, -1); + + /* Notify all chips using this line that an interrupt came in */ + notify_c1_chips(); + + /* Check the line again in 5ms */ + hook_call_deferred(&check_c1_line_data, INT_RECHECK_US); +} + +#include "gpio_list.h" + +/* ADC channels */ +const struct adc_t adc_channels[] = { + [ADC_TEMP_SENSOR_1] = { + .name = "TEMP_SENSOR1", + .input_ch = NPCX_ADC_CH0, + .factor_mul = ADC_MAX_VOLT, + .factor_div = ADC_READ_MAX + 1, + .shift = 0, + }, + [ADC_TEMP_SENSOR_2] = { + .name = "TEMP_SENSOR2", + .input_ch = NPCX_ADC_CH1, + .factor_mul = ADC_MAX_VOLT, + .factor_div = ADC_READ_MAX + 1, + .shift = 0, + }, + [ADC_SUB_ANALOG] = { + .name = "SUB_ANALOG", + .input_ch = NPCX_ADC_CH2, + .factor_mul = ADC_MAX_VOLT, + .factor_div = ADC_READ_MAX + 1, + .shift = 0, + }, + [ADC_VSNS_PP3300_A] = { + .name = "PP3300_A_PGOOD", + .input_ch = NPCX_ADC_CH9, + .factor_mul = ADC_MAX_VOLT, + .factor_div = ADC_READ_MAX + 1, + .shift = 0, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); + +/* Thermistors */ +const struct temp_sensor_t temp_sensors[] = { + [TEMP_SENSOR_1] = {.name = "Memory", + .type = TEMP_SENSOR_TYPE_BOARD, + .read = get_temp_3v3_51k1_47k_4050b, + .idx = ADC_TEMP_SENSOR_1}, + [TEMP_SENSOR_2] = {.name = "Ambient", + .type = TEMP_SENSOR_TYPE_BOARD, + .read = get_temp_3v3_51k1_47k_4050b, + .idx = ADC_TEMP_SENSOR_2}, +}; +BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); + +const static struct ec_thermal_config thermal_a = { + .temp_host = { + [EC_TEMP_THRESH_WARN] = 0, + [EC_TEMP_THRESH_HIGH] = C_TO_K(70), + [EC_TEMP_THRESH_HALT] = C_TO_K(85), + }, + .temp_host_release = { + [EC_TEMP_THRESH_WARN] = 0, + [EC_TEMP_THRESH_HIGH] = C_TO_K(65), + [EC_TEMP_THRESH_HALT] = 0, + }, +}; + +const static struct ec_thermal_config thermal_b = { + .temp_host = { + [EC_TEMP_THRESH_WARN] = 0, + [EC_TEMP_THRESH_HIGH] = C_TO_K(73), + [EC_TEMP_THRESH_HALT] = C_TO_K(85), + }, + .temp_host_release = { + [EC_TEMP_THRESH_WARN] = 0, + [EC_TEMP_THRESH_HIGH] = C_TO_K(65), + [EC_TEMP_THRESH_HALT] = 0, + }, +}; + +struct ec_thermal_config thermal_params[TEMP_SENSOR_COUNT]; + +static void setup_thermal(void) +{ + thermal_params[TEMP_SENSOR_1] = thermal_a; + thermal_params[TEMP_SENSOR_2] = thermal_b; +} + +void board_hibernate(void) +{ + /* + * Both charger ICs need to be put into their "low power mode" before + * entering the Z-state. + */ + raa489000_hibernate(1, true); + raa489000_hibernate(0, true); +} + +void board_reset_pd_mcu(void) +{ + /* + * TODO(b:147316511): Here we could issue a digital reset to the IC, + * unsure if we actually want to do that or not yet. + */ +} + +static void ps8762_chaddr_deferred(void) +{ + /* Switch PS8762 I2C Address to 0x50*/ + if (ps8802_chg_i2c_addr(I2C_PORT_SUB_USB_C1) == EC_SUCCESS) + CPRINTS("Switch PS8762 address to 0x50 success"); + else + CPRINTS("Switch PS8762 address to 0x50 failed"); +} + +__override void board_power_5v_enable(int enable) +{ + /* + * Port 0 simply has a GPIO to turn on the 5V regulator, however, 5V is + * generated locally on the sub board and we need to set the comparator + * polarity on the sub board charger IC. + */ + gpio_set_level(GPIO_EN_PP5000, !!enable); + if (isl923x_set_comparator_inversion(1, !!enable)) + CPRINTS("Failed to %sable sub rails!", enable ? "en" : "dis"); + + if (!enable) + return; + /* + * Port C1 the PP3300_USB_C1 assert, delay 15ms + * colud be accessed PS8762 by I2C. + */ + hook_call_deferred(&ps8762_chaddr_deferred_data, 15 * MSEC); +} + +int board_is_sourcing_vbus(int port) +{ + int regval; + + tcpc_read(port, TCPC_REG_POWER_STATUS, ®val); + return !!(regval & TCPC_REG_POWER_STATUS_SOURCING_VBUS); + +} + +int board_set_active_charge_port(int port) +{ + int is_real_port = (port >= 0 && + port < CONFIG_USB_PD_PORT_MAX_COUNT); + int i; + int old_port; + + if (!is_real_port && port != CHARGE_PORT_NONE) + return EC_ERROR_INVAL; + + old_port = charge_manager_get_active_charge_port(); + + CPRINTS("New chg p%d", port); + + /* Disable all ports. */ + if (port == CHARGE_PORT_NONE) { + for (i = 0; i < CONFIG_USB_PD_PORT_MAX_COUNT; i++) + tcpc_write(i, TCPC_REG_COMMAND, + TCPC_REG_COMMAND_SNK_CTRL_LOW); + + return EC_SUCCESS; + } + + /* Check if port is sourcing VBUS. */ + if (board_is_sourcing_vbus(port)) { + CPRINTS("Skip enable p%d", port); + return EC_ERROR_INVAL; + } + + /* + * Turn off the other ports' sink path FETs, before enabling the + * requested charge port. + */ + for (i = 0; i < CONFIG_USB_PD_PORT_MAX_COUNT; i++) { + if (i == port) + continue; + + if (tcpc_write(i, TCPC_REG_COMMAND, + TCPC_REG_COMMAND_SNK_CTRL_LOW)) + CPRINTS("p%d: sink path disable failed.", i); + } + + /* + * Stop the charger IC from switching while changing ports. Otherwise, + * we can overcurrent the adapter we're switching to. (crbug.com/926056) + */ + if (old_port != CHARGE_PORT_NONE) + charger_discharge_on_ac(1); + + /* Enable requested charge port. */ + if (tcpc_write(port, TCPC_REG_COMMAND, + TCPC_REG_COMMAND_SNK_CTRL_HIGH)) { + CPRINTS("p%d: sink path enable failed.", port); + charger_discharge_on_ac(0); + return EC_ERROR_UNKNOWN; + } + + /* Allow the charger IC to begin/continue switching. */ + charger_discharge_on_ac(0); + + return EC_SUCCESS; +} + +void board_set_charge_limit(int port, int supplier, int charge_ma, + int max_ma, int charge_mv) +{ + int icl = MAX(charge_ma, CONFIG_CHARGER_INPUT_CURRENT); + + /* + * b/147463641: The charger IC seems to overdraw ~4%, therefore we + * reduce our target accordingly. + */ + icl = icl * 96 / 100; + charge_set_input_current_limit(icl, charge_mv); +} + +__override void typec_set_source_current_limit(int port, enum tcpc_rp_value rp) +{ + if (port < 0 || port > board_get_usb_pd_port_count()) + return; + + raa489000_set_output_current(port, rp); +} + +/* Sensors */ +static struct mutex g_lid_mutex; +static struct mutex g_base_mutex; + +/* Matrices to rotate accelerometers into the standard reference. */ +static 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)} +}; + +static 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)} +}; + + +/* BMA253 private data */ +static struct accelgyro_saved_data_t g_bma253_data; + +/* BMI160 private data */ +static struct bmi_drv_data_t g_bmi160_data; + +static const mat33_fp_t base_icm_ref = { + { FLOAT_TO_FP(-1), 0, 0}, + { 0, FLOAT_TO_FP(1), 0}, + { 0, 0, FLOAT_TO_FP(-1)} +}; + +/* ICM426 private data */ +static struct icm_drv_data_t g_icm426xx_data; +/* KX022 private data */ +static struct kionix_accel_data g_kx022_data; + +struct motion_sensor_t kx022_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_ACCEL, + .i2c_spi_addr_flags = KX022_ADDR0_FLAGS, + .rot_standard_ref = &lid_standard_ref, + .min_frequency = KX022_ACCEL_MIN_FREQ, + .max_frequency = KX022_ACCEL_MAX_FREQ, + .default_range = 2, /* g, to support tablet mode */ + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + }, +}; + +struct motion_sensor_t icm426xx_base_accel = { + .name = "Base Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM426XX, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm426xx_drv, + .mutex = &g_base_mutex, + .drv_data = &g_icm426xx_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM426XX_ADDR0_FLAGS, + .default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs.*/ + .rot_standard_ref = &base_icm_ref, + .min_frequency = ICM426XX_ACCEL_MIN_FREQ, + .max_frequency = ICM426XX_ACCEL_MAX_FREQ, + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 13000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + }, +}; + +struct motion_sensor_t icm426xx_base_gyro = { + .name = "Base Gyro", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM426XX, + .type = MOTIONSENSE_TYPE_GYRO, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm426xx_drv, + .mutex = &g_base_mutex, + .drv_data = &g_icm426xx_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM426XX_ADDR0_FLAGS, + .default_range = 1000, /* dps */ + .rot_standard_ref = &base_icm_ref, + .min_frequency = ICM426XX_GYRO_MIN_FREQ, + .max_frequency = ICM426XX_GYRO_MAX_FREQ, +}; + +struct motion_sensor_t motion_sensors[] = { + [LID_ACCEL] = { + .name = "Lid Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_BMA255, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_LID, + .drv = &bma2x2_accel_drv, + .mutex = &g_lid_mutex, + .drv_data = &g_bma253_data, + .port = I2C_PORT_SENSOR, + .i2c_spi_addr_flags = BMA2x2_I2C_ADDR1_FLAGS, + .rot_standard_ref = &lid_standard_ref, + .default_range = 2, + .min_frequency = BMA255_ACCEL_MIN_FREQ, + .max_frequency = BMA255_ACCEL_MAX_FREQ, + .config = { + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + [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, + .min_frequency = BMI_ACCEL_MIN_FREQ, + .max_frequency = BMI_ACCEL_MAX_FREQ, + .config = { + [SENSOR_CONFIG_EC_S0] = { + .odr = 13000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + [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); + +void board_init(void) +{ + int on; + + gpio_enable_interrupt(GPIO_USB_C0_INT_ODL); + gpio_enable_interrupt(GPIO_SUB_USB_C1_INT_ODL); + check_c0_line(); + check_c1_line(); + + /* Enable gpio interrupt for base accelgyro sensor */ + gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L); + if (get_cbi_fw_config_tablet_mode()) { + if (get_cbi_ssfc_base_sensor() == SSFC_SENSOR_ICM426XX) { + motion_sensors[BASE_ACCEL] = icm426xx_base_accel; + motion_sensors[BASE_GYRO] = icm426xx_base_gyro; + cprints(CC_SYSTEM, "BASE GYRO is ICM426XX"); + } else + cprints(CC_SYSTEM, "BASE GYRO is BMI160"); + + if (get_cbi_ssfc_lid_sensor() == SSFC_SENSOR_KX022) { + motion_sensors[LID_ACCEL] = kx022_lid_accel; + cprints(CC_SYSTEM, "LID_ACCEL is KX022"); + } else + cprints(CC_SYSTEM, "LID_ACCEL is BMA253"); + + motion_sensor_count = ARRAY_SIZE(motion_sensors); + /* Enable gpio interrupt for base accelgyro sensor */ + 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); + } + + /* Turn on 5V if the system is on, otherwise turn it off. */ + on = chipset_in_state(CHIPSET_STATE_ON | CHIPSET_STATE_ANY_SUSPEND | + CHIPSET_STATE_SOFT_OFF); + board_power_5v_enable(on); + + /* Initialize THERMAL */ + setup_thermal(); +} +DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); + +void motion_interrupt(enum gpio_signal signal) +{ + switch (get_cbi_ssfc_base_sensor()) { + case SSFC_SENSOR_ICM426XX: + icm426xx_interrupt(signal); + break; + case SSFC_SENSOR_BMI160: + default: + bmi160_interrupt(signal); + break; + } +} + +__override void ocpc_get_pid_constants(int *kp, int *kp_div, + int *ki, int *ki_div, + int *kd, int *kd_div) +{ + *kp = 1; + *kp_div = 20; + *ki = 1; + *ki_div = 250; + *kd = 0; + *kd_div = 1; +} + +int pd_snk_is_vbus_provided(int port) +{ + return pd_check_vbus_level(port, VBUS_PRESENT); +} + +const struct charger_config_t chg_chips[] = { + { + .i2c_port = I2C_PORT_USB_C0, + .i2c_addr_flags = ISL923X_ADDR_FLAGS, + .drv = &isl923x_drv, + }, + + { + .i2c_port = I2C_PORT_SUB_USB_C1, + .i2c_addr_flags = ISL923X_ADDR_FLAGS, + .drv = &isl923x_drv, + }, +}; +const unsigned int chg_cnt = ARRAY_SIZE(chg_chips); + +const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { + { + .i2c_port = I2C_PORT_USB_C0, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + .flags = PI3USB9201_ALWAYS_POWERED, + }, + + { + .i2c_port = I2C_PORT_SUB_USB_C1, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + .flags = PI3USB9201_ALWAYS_POWERED, + }, +}; + +/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ +const struct pwm_t pwm_channels[] = { + [PWM_CH_KBLIGHT] = { + .channel = 3, + .flags = PWM_CONFIG_DSLEEP, + .freq = 10000, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); + +const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_USB_C0, + .addr_flags = RAA489000_TCPC0_I2C_FLAGS, + }, + .flags = TCPC_FLAGS_TCPCI_REV2_0, + .drv = &raa489000_tcpm_drv, + }, + + { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_SUB_USB_C1, + .addr_flags = RAA489000_TCPC0_I2C_FLAGS, + }, + .flags = TCPC_FLAGS_TCPCI_REV2_0, + .drv = &raa489000_tcpm_drv, + }, +}; + +const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .usb_port = 0, + .i2c_port = I2C_PORT_USB_C0, + .i2c_addr_flags = PI3USB3X532_I2C_ADDR0, + .driver = &pi3usb3x532_usb_mux_driver, + }, + { + .usb_port = 1, + .i2c_port = I2C_PORT_SUB_USB_C1, + .i2c_addr_flags = PS8802_I2C_ADDR_FLAGS_CUSTOM, + .driver = &ps8802_usb_mux_driver, + } +}; + +uint16_t tcpc_get_alert_status(void) +{ + uint16_t status = 0; + int regval; + + /* + * The interrupt line is shared between the TCPC and BC1.2 detector IC. + * Therefore, go out and actually read the alert registers to report the + * alert status. + */ + if (!gpio_get_level(GPIO_USB_C0_INT_ODL)) { + if (!tcpc_read16(0, TCPC_REG_ALERT, ®val)) { + /* The TCPCI Rev 1.0 spec says to ignore bits 14:12. */ + if (!(tcpc_config[0].flags & TCPC_FLAGS_TCPCI_REV2_0)) + regval &= ~((1 << 14) | (1 << 13) | (1 << 12)); + + if (regval) + status |= PD_STATUS_TCPC_ALERT_0; + } + } + + if (!gpio_get_level(GPIO_SUB_USB_C1_INT_ODL)) { + if (!tcpc_read16(1, TCPC_REG_ALERT, ®val)) { + /* TCPCI spec Rev 1.0 says to ignore bits 14:12. */ + if (!(tcpc_config[1].flags & TCPC_FLAGS_TCPCI_REV2_0)) + regval &= ~((1 << 14) | (1 << 13) | (1 << 12)); + + if (regval) + status |= PD_STATUS_TCPC_ALERT_1; + } + } + + return status; +} + +int adc_to_physical_value(enum gpio_signal gpio) +{ + if (gpio == GPIO_VOLUME_UP_L) + return !!(new_adc_key_state & ADC_VOL_UP_MASK); + else if (gpio == GPIO_VOLUME_DOWN_L) + return !!(new_adc_key_state & ADC_VOL_DOWN_MASK); + + CPRINTS("Not a volume up or down key"); + return 0; +} + +int button_is_adc_detected(enum gpio_signal gpio) +{ + return (gpio == GPIO_VOLUME_DOWN_L) || (gpio == GPIO_VOLUME_UP_L); +} + +static void adc_vol_key_press_check(void) +{ + int volt = adc_read_channel(ADC_SUB_ANALOG); + static uint8_t old_adc_key_state; + uint8_t adc_key_state_change; + + if (volt > 2400 && volt < 2490) { + /* volume-up is pressed */ + new_adc_key_state = ADC_VOL_UP_MASK; + } else if (volt > 2600 && volt < 2690) { + /* volume-down is pressed */ + new_adc_key_state = ADC_VOL_DOWN_MASK; + } else if (volt < 2290) { + /* both volumn-up and volume-down are pressed */ + new_adc_key_state = ADC_VOL_UP_MASK | ADC_VOL_DOWN_MASK; + } else if (volt > 2700) { + /* both volumn-up and volume-down are released */ + new_adc_key_state = 0; + } + if (new_adc_key_state != old_adc_key_state) { + adc_key_state_change = old_adc_key_state ^ new_adc_key_state; + if (adc_key_state_change && ADC_VOL_UP_MASK) + button_interrupt(GPIO_VOLUME_UP_L); + if (adc_key_state_change && ADC_VOL_DOWN_MASK) + button_interrupt(GPIO_VOLUME_DOWN_L); + + old_adc_key_state = new_adc_key_state; + } +} +DECLARE_HOOK(HOOK_TICK, adc_vol_key_press_check, HOOK_PRIO_DEFAULT); + +#ifndef TEST_BUILD +/* This callback disables keyboard when convertibles are fully open */ +void lid_angle_peripheral_enable(int enable) +{ + int chipset_in_s0 = chipset_in_state(CHIPSET_STATE_ON); + + /* + * 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 (enable) { + keyboard_scan_enable(1, KB_SCAN_DISABLE_LID_ANGLE); + } else { + /* + * Ensure that the chipset is off before disabling the keyboard. + * When the chipset is on, the EC keeps the keyboard enabled and + * the AP decides whether to ignore input devices or not. + */ + if (!chipset_in_s0) + keyboard_scan_enable(0, KB_SCAN_DISABLE_LID_ANGLE); + } +} +#endif |