/* Copyright 2020 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. */ /* Guybrush family-specific configuration */ #include "adc.h" #include "adc_chip.h" #include "cros_board_info.h" #include "base_fw_config.h" #include "battery_fuel_gauge.h" #include "charge_manager.h" #include "charge_ramp.h" #include "charge_state_v2.h" #include "charge_state.h" #include "charger.h" #include "chip/npcx/ps2_chip.h" #include "chip/npcx/pwm_chip.h" #include "chipset.h" #include "driver/ppc/aoz1380.h" #include "driver/ppc/nx20p348x.h" #include "driver/retimer/anx7491.h" #include "driver/retimer/ps8811.h" #include "driver/retimer/ps8818.h" #include "driver/tcpm/nct38xx.h" #include "driver/temp_sensor/sb_tsi.h" #include "driver/temp_sensor/tmp112.h" #include "driver/usb_mux/anx7451.h" #include "driver/usb_mux/amd_fp6.h" #include "fan.h" #include "fan_chip.h" #include "gpio.h" #include "hooks.h" #include "i2c.h" #include "ioexpander.h" #include "isl9241.h" #include "keyboard_scan.h" #include "nct38xx.h" #include "pi3usb9201.h" #include "power.h" #include "pwm.h" #include "temp_sensor.h" #include "thermal.h" #include "temp_sensor/thermistor.h" #include "usb_mux.h" #include "usb_pd_tcpm.h" #include "usbc_ppc.h" #define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) #define CPRINTFUSB(format, args...) cprintf(CC_USBCHARGE, format, ## args) static void reset_nct38xx_port(int port); /* Wake Sources */ const enum gpio_signal hibernate_wake_pins[] = { GPIO_LID_OPEN, GPIO_AC_PRESENT, GPIO_POWER_BUTTON_L, }; const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins); /* Power Signal Input List */ const struct power_signal_info power_signal_list[] = { [X86_SLP_S0_N] = { .gpio = GPIO_PCH_SLP_S0_L, .flags = POWER_SIGNAL_ACTIVE_HIGH, .name = "SLP_S0_DEASSERTED", }, [X86_SLP_S3_N] = { .gpio = GPIO_PCH_SLP_S3_L, .flags = POWER_SIGNAL_ACTIVE_HIGH, .name = "SLP_S3_DEASSERTED", }, [X86_SLP_S5_N] = { .gpio = GPIO_PCH_SLP_S5_L, .flags = POWER_SIGNAL_ACTIVE_HIGH, .name = "SLP_S5_DEASSERTED", }, [X86_S0_PGOOD] = { .gpio = GPIO_S0_PGOOD, .flags = POWER_SIGNAL_ACTIVE_HIGH, .name = "S0_PGOOD", }, [X86_S5_PGOOD] = { .gpio = GPIO_S5_PGOOD, .flags = POWER_SIGNAL_ACTIVE_HIGH, .name = "S5_PGOOD", }, }; BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); const struct i2c_port_t i2c_ports[] = { { .name = "tcpc0", .port = I2C_PORT_TCPC0, .kbps = 400, .scl = GPIO_EC_I2C_USB_A0_C0_SCL, .sda = GPIO_EC_I2C_USB_A0_C0_SDA, }, { .name = "tcpc1", .port = I2C_PORT_TCPC1, .kbps = 400, .scl = GPIO_EC_I2C_USB_A1_C1_SCL, .sda = GPIO_EC_I2C_USB_A1_C1_SDA, }, { .name = "battery", .port = I2C_PORT_BATTERY, .kbps = 100, .scl = GPIO_EC_I2C_BATT_SCL, .sda = GPIO_EC_I2C_BATT_SDA, }, { .name = "usb_mux", .port = I2C_PORT_USB_MUX, .kbps = 400, .scl = GPIO_EC_I2C_USBC_MUX_SCL, .sda = GPIO_EC_I2C_USBC_MUX_SDA, }, { .name = "charger", .port = I2C_PORT_CHARGER, .kbps = 400, .scl = GPIO_EC_I2C_POWER_SCL, .sda = GPIO_EC_I2C_POWER_SDA, }, { .name = "eeprom", .port = I2C_PORT_EEPROM, .kbps = 400, .scl = GPIO_EC_I2C_CBI_SCL, .sda = GPIO_EC_I2C_CBI_SDA, }, { .name = "sensor", .port = I2C_PORT_SENSOR, .kbps = 400, .scl = GPIO_EC_I2C_SENSOR_SCL, .sda = GPIO_EC_I2C_SENSOR_SDA, }, { .name = "soc_thermal", .port = I2C_PORT_THERMAL_AP, .kbps = 400, .scl = GPIO_EC_I2C_SOC_SIC, .sda = GPIO_EC_I2C_SOC_SID, }, }; const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); /* ADC Channels */ const struct adc_t adc_channels[] = { [ADC_TEMP_SENSOR_SOC] = { .name = "SOC", .input_ch = NPCX_ADC_CH0, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_TEMP_SENSOR_CHARGER] = { .name = "CHARGER", .input_ch = NPCX_ADC_CH1, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_TEMP_SENSOR_MEMORY] = { .name = "MEMORY", .input_ch = NPCX_ADC_CH2, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_CORE_IMON1] = { .name = "CORE_I", .input_ch = NPCX_ADC_CH3, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, [ADC_SOC_IMON2] = { .name = "SOC_I", .input_ch = NPCX_ADC_CH4, .factor_mul = ADC_MAX_VOLT, .factor_div = ADC_READ_MAX + 1, .shift = 0, }, }; BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); /* Temp Sensors */ static int board_get_memory_temp(int, int *); const struct tmp112_sensor_t tmp112_sensors[] = { { I2C_PORT_SENSOR, TMP112_I2C_ADDR_FLAGS0 }, { I2C_PORT_SENSOR, TMP112_I2C_ADDR_FLAGS1 }, }; BUILD_ASSERT(ARRAY_SIZE(tmp112_sensors) == TMP112_COUNT); const struct temp_sensor_t temp_sensors[] = { [TEMP_SENSOR_SOC] = { .name = "SOC", .type = TEMP_SENSOR_TYPE_BOARD, .read = board_get_soc_temp, .idx = TMP112_SOC, }, [TEMP_SENSOR_CHARGER] = { .name = "Charger", .type = TEMP_SENSOR_TYPE_BOARD, .read = get_temp_3v3_30k9_47k_4050b, .idx = ADC_TEMP_SENSOR_CHARGER, }, [TEMP_SENSOR_MEMORY] = { .name = "Memory", .type = TEMP_SENSOR_TYPE_BOARD, .read = board_get_memory_temp, .idx = ADC_TEMP_SENSOR_MEMORY, }, [TEMP_SENSOR_CPU] = { .name = "CPU", .type = TEMP_SENSOR_TYPE_CPU, .read = sb_tsi_get_val, .idx = 0, }, [TEMP_SENSOR_AMBIENT] = { .name = "Ambient", .type = TEMP_SENSOR_TYPE_BOARD, .read = tmp112_get_val, .idx = TMP112_AMB, }, }; BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); struct ec_thermal_config thermal_params[TEMP_SENSOR_COUNT] = { [TEMP_SENSOR_SOC] = { .temp_host = { [EC_TEMP_THRESH_HIGH] = C_TO_K(100), [EC_TEMP_THRESH_HALT] = C_TO_K(105), }, .temp_host_release = { [EC_TEMP_THRESH_HIGH] = C_TO_K(80), }, /* TODO: Setting fan off to 0 so it's allways on */ .temp_fan_off = C_TO_K(0), .temp_fan_max = C_TO_K(70), }, [TEMP_SENSOR_CHARGER] = { .temp_host = { [EC_TEMP_THRESH_HIGH] = C_TO_K(100), [EC_TEMP_THRESH_HALT] = C_TO_K(105), }, .temp_host_release = { [EC_TEMP_THRESH_HIGH] = C_TO_K(80), }, .temp_fan_off = 0, .temp_fan_max = 0, }, [TEMP_SENSOR_MEMORY] = { .temp_host = { [EC_TEMP_THRESH_HIGH] = C_TO_K(100), [EC_TEMP_THRESH_HALT] = C_TO_K(105), }, .temp_host_release = { [EC_TEMP_THRESH_HIGH] = C_TO_K(80), }, .temp_fan_off = 0, .temp_fan_max = 0, }, [TEMP_SENSOR_CPU] = { .temp_host = { [EC_TEMP_THRESH_HIGH] = C_TO_K(100), [EC_TEMP_THRESH_HALT] = C_TO_K(105), }, .temp_host_release = { [EC_TEMP_THRESH_HIGH] = C_TO_K(80), }, /* * CPU temp sensor fan thresholds are high because they are a * backup for the SOC temp sensor fan thresholds. */ .temp_fan_off = C_TO_K(60), .temp_fan_max = C_TO_K(90), }, /* * Note: Leave ambient entries at 0, both as it does not represent a * hotspot and as not all boards have this sensor */ }; BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT); const struct charger_config_t chg_chips[] = { { .i2c_port = I2C_PORT_CHARGER, .i2c_addr_flags = ISL9241_ADDR_FLAGS, .drv = &isl9241_drv, }, }; const struct tcpc_config_t tcpc_config[] = { [USBC_PORT_C0] = { .bus_type = EC_BUS_TYPE_I2C, .i2c_info = { .port = I2C_PORT_TCPC0, .addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, }, .drv = &nct38xx_tcpm_drv, .flags = TCPC_FLAGS_TCPCI_REV2_0, }, [USBC_PORT_C1] = { .bus_type = EC_BUS_TYPE_I2C, .i2c_info = { .port = I2C_PORT_TCPC1, .addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, }, .drv = &nct38xx_tcpm_drv, .flags = TCPC_FLAGS_TCPCI_REV2_0, }, }; BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT); BUILD_ASSERT(CONFIG_USB_PD_PORT_MAX_COUNT == USBC_PORT_COUNT); const int usb_port_enable[USBA_PORT_COUNT] = { IOEX_EN_PP5000_USB_A0_VBUS, IOEX_EN_PP5000_USB_A1_VBUS_DB, }; static void baseboard_interrupt_init(void) { /* Enable Power Group interrupts. */ gpio_enable_interrupt(GPIO_PG_GROUPC_S0_OD); gpio_enable_interrupt(GPIO_PG_LPDDR4X_S3_OD); /* Enable PPC interrupts. */ gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL); /* Enable TCPC interrupts. */ gpio_enable_interrupt(GPIO_USB_C0_TCPC_INT_ODL); gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL); /* Enable BC 1.2 interrupts */ gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL); /* Enable SBU fault interrupts */ ioex_enable_interrupt(IOEX_USB_C0_SBU_FAULT_ODL); ioex_enable_interrupt(IOEX_USB_C1_SBU_FAULT_ODL); } DECLARE_HOOK(HOOK_INIT, baseboard_interrupt_init, HOOK_PRIO_INIT_I2C + 1); struct ppc_config_t ppc_chips[] = { [USBC_PORT_C0] = { /* Device does not talk I2C */ .drv = &aoz1380_drv }, [USBC_PORT_C1] = { .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = NX20P3483_ADDR1_FLAGS, .drv = &nx20p348x_drv }, }; BUILD_ASSERT(ARRAY_SIZE(ppc_chips) == USBC_PORT_COUNT); unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { [USBC_PORT_C0] = { .i2c_port = I2C_PORT_TCPC0, .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, }, [USBC_PORT_C1] = { .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, }, }; BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT); /* * .init is not necessary here because it has nothing * to do. Primary mux will handle mux state so .get is * not needed as well. usb_mux.c can handle the situation * properly. */ static int fsusb42umx_set_mux(const struct usb_mux*, mux_state_t); struct usb_mux_driver usbc0_sbu_mux_driver = { .set = fsusb42umx_set_mux, }; /* * Since FSUSB42UMX is not a i2c device, .i2c_port and * .i2c_addr_flags are not required here. */ struct usb_mux usbc0_sbu_mux = { .usb_port = USBC_PORT_C0, .driver = &usbc0_sbu_mux_driver, }; __overridable int board_c1_ps8818_mux_set(const struct usb_mux *me, mux_state_t mux_state) { CPRINTSUSB("C1: PS8818 mux using default tuning"); return 0; } struct usb_mux usbc1_ps8818 = { .usb_port = USBC_PORT_C1, .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = PS8818_I2C_ADDR_FLAGS, .driver = &ps8818_usb_retimer_driver, .board_set = &board_c1_ps8818_mux_set, }; __overridable int board_c1_anx7451_mux_set(const struct usb_mux *me, mux_state_t mux_state) { CPRINTSUSB("C1: ANX7451 mux using default tuning"); return 0; } struct usb_mux usbc1_anx7451 = { .usb_port = USBC_PORT_C1, .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = ANX7491_I2C_ADDR3_FLAGS, .driver = &anx7451_usb_mux_driver, .board_set = &board_c1_anx7451_mux_set, }; struct usb_mux usb_muxes[] = { [USBC_PORT_C0] = { .usb_port = USBC_PORT_C0, .i2c_port = I2C_PORT_USB_MUX, .i2c_addr_flags = AMD_FP6_C0_MUX_I2C_ADDR, .driver = &amd_fp6_usb_mux_driver, .next_mux = &usbc0_sbu_mux, }, [USBC_PORT_C1] = { .usb_port = USBC_PORT_C1, .i2c_port = I2C_PORT_USB_MUX, .i2c_addr_flags = AMD_FP6_C4_MUX_I2C_ADDR, .driver = &amd_fp6_usb_mux_driver, /* .next_mux = filled in by setup_mux based on fw_config */ } }; BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); struct ioexpander_config_t ioex_config[] = { [USBC_PORT_C0] = { .i2c_host_port = I2C_PORT_TCPC0, .i2c_addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, .drv = &nct38xx_ioexpander_drv, }, [USBC_PORT_C1] = { .i2c_host_port = I2C_PORT_TCPC1, .i2c_addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, .drv = &nct38xx_ioexpander_drv, }, }; BUILD_ASSERT(ARRAY_SIZE(ioex_config) == USBC_PORT_COUNT); BUILD_ASSERT(CONFIG_IO_EXPANDER_PORT_COUNT == USBC_PORT_COUNT); /* Keyboard scan setting */ __override 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 */ .output_settle_us = 80, .debounce_down_us = 6 * MSEC, .debounce_up_us = 30 * MSEC, .scan_period_us = 1500, .min_post_scan_delay_us = 1000, .poll_timeout_us = SECOND, .actual_key_mask = { 0x3c, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, 0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */ }, }; const struct pwm_t pwm_channels[] = { [PWM_CH_FAN] = { .channel = 0, .flags = PWM_CONFIG_OPEN_DRAIN, .freq = 25000, }, [PWM_CH_KBLIGHT] = { .channel = 1, .flags = PWM_CONFIG_DSLEEP, .freq = 100, }, [PWM_CH_LED_CHRG] = { .channel = 2, .flags = PWM_CONFIG_DSLEEP, .freq = 100, }, [PWM_CH_LED_FULL] = { .channel = 3, .flags = PWM_CONFIG_DSLEEP, .freq = 100, }, }; BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); const struct mft_t mft_channels[] = { [MFT_CH_0] = { .module = NPCX_MFT_MODULE_1, .clk_src = TCKC_LFCLK, .pwm_id = PWM_CH_FAN, }, }; BUILD_ASSERT(ARRAY_SIZE(mft_channels) == MFT_CH_COUNT); const struct fan_conf fan_conf_0 = { .flags = FAN_USE_RPM_MODE, .ch = MFT_CH_0, /* Use MFT id to control fan */ .pgood_gpio = GPIO_S0_PGOOD, .enable_gpio = -1, }; const struct fan_rpm fan_rpm_0 = { .rpm_min = 1000, .rpm_start = 1000, .rpm_max = 6500, }; const struct fan_t fans[] = { [FAN_CH_0] = { .conf = &fan_conf_0, .rpm = &fan_rpm_0, }, }; BUILD_ASSERT(ARRAY_SIZE(fans) == FAN_CH_COUNT); /* * USB C0 port SBU mux use standalone FSUSB42UMX * chip and it needs a board specific driver. * Overall, it will use chained mux framework. */ static int fsusb42umx_set_mux(const struct usb_mux *me, mux_state_t mux_state) { if (mux_state & USB_PD_MUX_POLARITY_INVERTED) ioex_set_level(IOEX_USB_C0_SBU_FLIP, 1); else ioex_set_level(IOEX_USB_C0_SBU_FLIP, 0); return EC_SUCCESS; } static void setup_mux(void) { switch (board_get_usb_c1_mux()) { case USB_C1_MUX_PS8818: CPRINTSUSB("C1: Setting PS8818 mux"); usb_muxes[USBC_PORT_C1].next_mux = &usbc1_ps8818; break; case USB_C1_MUX_ANX7451: CPRINTSUSB("C1: Setting ANX7451 mux"); usb_muxes[USBC_PORT_C1].next_mux = &usbc1_anx7451; break; default: CPRINTSUSB("C1: Mux is unknown"); } } DECLARE_HOOK(HOOK_INIT, setup_mux, HOOK_PRIO_INIT_I2C); int board_set_active_charge_port(int port) { int is_valid_port = (port >= 0 && port < CONFIG_USB_PD_PORT_MAX_COUNT); int i; int cur_port = charge_manager_get_active_charge_port(); if (port == CHARGE_PORT_NONE) { CPRINTSUSB("Disabling all charger ports"); /* Disable all ports. */ for (i = 0; i < ppc_cnt; i++) { /* * If this port had booted in dead battery mode, go * ahead and reset it so EN_SNK responds properly. */ if (nct38xx_get_boot_type(i) == NCT38XX_BOOT_DEAD_BATTERY) { reset_nct38xx_port(cur_port); pd_set_error_recovery(i); } /* * Do not return early if one fails otherwise we can * get into a boot loop assertion failure. */ if (ppc_vbus_sink_enable(i, 0)) CPRINTSUSB("Disabling C%d as sink failed.", i); } return EC_SUCCESS; } else if (!is_valid_port) { return EC_ERROR_INVAL; } /* Check if the port is sourcing VBUS. */ if (tcpm_get_src_ctrl(port)) { CPRINTSUSB("Skip enable C%d", port); return EC_ERROR_INVAL; } /* * Disallow changing ports if we booted in dead battery mode and don't * have sufficient power to withstand Vbus loss. The NCT3807 may * continue to keep EN_SNK low on the original port and allow a * dangerous level of voltage to pass through to the initial charge * port (see b/183660105) * * If we do have sufficient power, then reset the dead battery port and * set up Type-C error recovery on its connection. */ if (cur_port != CHARGE_PORT_NONE && port != cur_port && nct38xx_get_boot_type(cur_port) == NCT38XX_BOOT_DEAD_BATTERY) { if (pd_is_battery_capable()) { reset_nct38xx_port(cur_port); pd_set_error_recovery(cur_port); } else { CPRINTSUSB("Battery too low for charge port change"); return EC_ERROR_INVAL; } } CPRINTSUSB("New charge port: C%d", port); /* * Turn off the other ports' sink path FETs, before enabling the * requested charge port. */ for (i = 0; i < ppc_cnt; i++) { if (i == port) continue; if (ppc_vbus_sink_enable(i, 0)) CPRINTSUSB("C%d: sink path disable failed.", i); } /* Enable requested charge port. */ if (ppc_vbus_sink_enable(port, 1)) { CPRINTSUSB("C%d: sink path enable failed.", port); return EC_ERROR_UNKNOWN; } return EC_SUCCESS; } int board_is_i2c_port_powered(int port) { switch (port) { case I2C_PORT_USB_MUX: case I2C_PORT_SENSOR: /* USB mux and sensor i2c bus is unpowered in Z1 */ return chipset_in_state(CHIPSET_STATE_HARD_OFF) ? 0 : 1; case I2C_PORT_THERMAL_AP: /* SOC thermal i2c bus is unpowered in S0i3/S3/S5/Z1 */ return chipset_in_state(CHIPSET_STATE_ANY_OFF | CHIPSET_STATE_ANY_SUSPEND) ? 0 : 1; default: return 1; } } /* * In the AOZ1380 PPC, there are no programmable features. We use * the attached NCT3807 to control a GPIO to indicate 1A5 or 3A0 * current limits. */ int board_aoz1380_set_vbus_source_current_limit(int port, enum tcpc_rp_value rp) { int rv; /* Use the TCPC to set the current limit */ rv = ioex_set_level(IOEX_USB_C0_PPC_ILIM_3A_EN, (rp == TYPEC_RP_3A0) ? 1 : 0); return rv; } 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); } void sbu_fault_interrupt(enum ioex_signal signal) { int port = (signal == IOEX_USB_C0_SBU_FAULT_ODL) ? 0 : 1; pd_handle_overcurrent(port); } static void set_ac_prochot(void) { isl9241_set_ac_prochot(CHARGER_SOLO, GUYBRUSH_AC_PROCHOT_CURRENT_MA); } DECLARE_HOOK(HOOK_INIT, set_ac_prochot, HOOK_PRIO_DEFAULT); void tcpc_alert_event(enum gpio_signal signal) { int port; switch (signal) { case GPIO_USB_C0_TCPC_INT_ODL: port = 0; break; case GPIO_USB_C1_TCPC_INT_ODL: port = 1; break; default: return; } schedule_deferred_pd_interrupt(port); } static void reset_nct38xx_port(int port) { enum gpio_signal reset_gpio_l; if (port == USBC_PORT_C0) reset_gpio_l = GPIO_USB_C0_TCPC_RST_L; else if (port == USBC_PORT_C1) reset_gpio_l = GPIO_USB_C1_TCPC_RST_L; else /* Invalid port: do nothing */ return; gpio_set_level(reset_gpio_l, 0); msleep(NCT38XX_RESET_HOLD_DELAY_MS); gpio_set_level(reset_gpio_l, 1); nct38xx_reset_notify(port); if (NCT3807_RESET_POST_DELAY_MS != 0) msleep(NCT3807_RESET_POST_DELAY_MS); } void board_reset_pd_mcu(void) { /* Reset TCPC0 */ reset_nct38xx_port(USBC_PORT_C0); /* Reset TCPC1 */ reset_nct38xx_port(USBC_PORT_C1); } uint16_t tcpc_get_alert_status(void) { uint16_t status = 0; /* * Check which port has the ALERT line set and ignore if that TCPC has * its reset line active. */ if (!gpio_get_level(GPIO_USB_C0_TCPC_INT_ODL)) { if (gpio_get_level(GPIO_USB_C0_TCPC_RST_L) != 0) status |= PD_STATUS_TCPC_ALERT_0; } if (!gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL)) { if (gpio_get_level(GPIO_USB_C1_TCPC_RST_L) != 0) status |= PD_STATUS_TCPC_ALERT_1; } return status; } void ppc_interrupt(enum gpio_signal signal) { switch (signal) { case GPIO_USB_C0_PPC_INT_ODL: aoz1380_interrupt(USBC_PORT_C0); break; case GPIO_USB_C1_PPC_INT_ODL: nx20p348x_interrupt(USBC_PORT_C1); break; default: break; } } void bc12_interrupt(enum gpio_signal signal) { switch (signal) { case GPIO_USB_C0_BC12_INT_ODL: task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12); break; case GPIO_USB_C1_BC12_INT_ODL: task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12); break; default: break; } } static int board_get_memory_temp(int idx, int *temp_k) { if (chipset_in_state(CHIPSET_STATE_HARD_OFF)) return EC_ERROR_NOT_POWERED; return get_temp_3v3_30k9_47k_4050b(idx, temp_k); } /** * Return if VBUS is sagging too low */ int board_is_vbus_too_low(int port, enum chg_ramp_vbus_state ramp_state) { int voltage = 0; int rv; rv = charger_get_vbus_voltage(port, &voltage); if (rv) { CPRINTSUSB("%s rv=%d", __func__, rv); return 0; } /* * b/168569046: The ISL9241 sometimes incorrectly reports 0 for unknown * reason, causing ramp to stop at 0.5A. Workaround this by ignoring 0. * This partly defeats the point of ramping, but will still catch * VBUS below 4.5V and above 0V. */ if (voltage == 0) { CPRINTSUSB("%s vbus=0", __func__); return 0; } if (voltage < BC12_MIN_VOLTAGE) CPRINTSUSB("%s vbus=%d", __func__, voltage); return voltage < BC12_MIN_VOLTAGE; } /** * b/175324615: On G3->S5, wait for RSMRST_L to be deasserted before asserting * PCH_PWRBTN_L. */ void board_pwrbtn_to_pch(int level) { timestamp_t start; const uint32_t timeout_rsmrst_rise_us = 30 * MSEC; /* Add delay for G3 exit if asserting PWRBTN_L and RSMRST_L is low. */ if (!level && !gpio_get_level(GPIO_PCH_RSMRST_L)) { start = get_time(); do { usleep(200); if (gpio_get_level(GPIO_PCH_RSMRST_L)) break; } while (time_since32(start) < timeout_rsmrst_rise_us); if (!gpio_get_level(GPIO_PCH_RSMRST_L)) ccprints("Error pwrbtn: RSMRST_L still low"); msleep(G3_TO_PWRBTN_DELAY_MS); } gpio_set_level(GPIO_PCH_PWRBTN_L, level); } void board_hibernate(void) { int port; /* * If we are charging, then drop the Vbus level down to 5V to ensure * that we don't get locked out of the 6.8V OVLO for our PPCs in * dead-battery mode. This is needed when the TCPC/PPC rails go away. * (b/79218851, b/143778351, b/147007265) */ port = charge_manager_get_active_charge_port(); if (port != CHARGE_PORT_NONE) { pd_request_source_voltage(port, SAFE_RESET_VBUS_MV); /* Give PD task and PPC chip time to get to 5V */ msleep(SAFE_RESET_VBUS_DELAY_MS); } /* Try to put our battery fuel gauge into sleep mode */ if (battery_sleep_fuel_gauge() != EC_SUCCESS) cprints(CC_SYSTEM, "Failed to send battery sleep command"); } __overridable enum ec_error_list board_a1_ps8811_retimer_init(const struct usb_mux *me) { return EC_SUCCESS; } static int baseboard_a1_ps8811_retimer_init(const struct usb_mux *me) { int rv; int tries = 2; do { int val; rv = ps8811_i2c_read(me, PS8811_REG_PAGE1, PS8811_REG1_USB_BEQ_LEVEL, &val); } while (rv && --tries); if (rv) { CPRINTSUSB("A1: PS8811 retimer not detected!"); return rv; } CPRINTSUSB("A1: PS8811 retimer detected"); rv = board_a1_ps8811_retimer_init(me); if (rv) CPRINTSUSB("A1: Error during PS8811 setup rv:%d", rv); return rv; } /* PS8811 is just a type-A USB retimer, reusing mux structure for convience. */ const struct usb_mux usba1_ps8811 = { .usb_port = USBA_PORT_A1, .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = PS8811_I2C_ADDR_FLAGS3, .board_init = &baseboard_a1_ps8811_retimer_init, }; __overridable enum ec_error_list board_a1_anx7491_retimer_init(const struct usb_mux *me) { return EC_SUCCESS; } static int baseboard_a1_anx7491_retimer_init(const struct usb_mux *me) { int rv; int tries = 2; do { int val; rv = i2c_read8(me->i2c_port, me->i2c_addr_flags, 0, &val); } while (rv && --tries); if (rv) { CPRINTSUSB("A1: ANX7491 retimer not detected!"); return rv; } CPRINTSUSB("A1: ANX7491 retimer detected"); rv = board_a1_anx7491_retimer_init(me); if (rv) CPRINTSUSB("A1: Error during ANX7491 setup rv:%d", rv); return rv; } /* ANX7491 is just a type-A USB retimer, reusing mux structure for convience. */ const struct usb_mux usba1_anx7491 = { .usb_port = USBA_PORT_A1, .i2c_port = I2C_PORT_TCPC1, .i2c_addr_flags = ANX7491_I2C_ADDR0_FLAGS, .board_init = &baseboard_a1_anx7491_retimer_init, }; void baseboard_a1_retimer_setup(void) { struct usb_mux a1_retimer; switch (board_get_usb_a1_retimer()) { case USB_A1_RETIMER_ANX7491: a1_retimer = usba1_anx7491; break; case USB_A1_RETIMER_PS8811: a1_retimer = usba1_ps8811; break; default: CPRINTSUSB("A1: Unknown retimer!"); return; } a1_retimer.board_init(&a1_retimer); } DECLARE_DEFERRED(baseboard_a1_retimer_setup); static void baseboard_chipset_suspend(void) { /* Disable display and keyboard backlights. */ gpio_set_level(GPIO_EC_DISABLE_DISP_BL, 1); ioex_set_level(IOEX_USB_A1_RETIMER_EN, 0); } DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, baseboard_chipset_suspend, HOOK_PRIO_DEFAULT); static void baseboard_chipset_resume(void) { /* Enable display and keyboard backlights. */ gpio_set_level(GPIO_EC_DISABLE_DISP_BL, 0); ioex_set_level(IOEX_USB_A1_RETIMER_EN, 1); /* Some retimers take several ms to be ready, so defer setup call */ hook_call_deferred(&baseboard_a1_retimer_setup_data, 20 * MSEC); } DECLARE_HOOK(HOOK_CHIPSET_RESUME, baseboard_chipset_resume, HOOK_PRIO_DEFAULT); void board_overcurrent_event(int port, int is_overcurrented) { switch (port) { case USBC_PORT_C0: case USBC_PORT_C1: gpio_set_level(GPIO_USB_C0_C1_FAULT_ODL, !is_overcurrented); break; default: break; } } void baseboard_en_pwr_pcore_s0(enum gpio_signal signal) { /* EC must AND signals PG_LPDDR4X_S3_OD and PG_GROUPC_S0_OD */ gpio_set_level(GPIO_EN_PWR_PCORE_S0_R, gpio_get_level(GPIO_PG_LPDDR4X_S3_OD) && gpio_get_level(GPIO_PG_GROUPC_S0_OD)); } void baseboard_en_pwr_s0(enum gpio_signal signal) { /* EC must AND signals SLP_S3_L and PG_PWR_S5 */ gpio_set_level(GPIO_EN_PWR_S0_R, gpio_get_level(GPIO_SLP_S3_L) && gpio_get_level(GPIO_PG_PWR_S5)); /* Now chain off to the normal power signal interrupt handler. */ power_signal_interrupt(signal); }