diff options
Diffstat (limited to 'baseboard/guybrush/baseboard.c')
| -rw-r--r-- | baseboard/guybrush/baseboard.c | 894 |
1 files changed, 0 insertions, 894 deletions
diff --git a/baseboard/guybrush/baseboard.c b/baseboard/guybrush/baseboard.c deleted file mode 100644 index 344ea459de..0000000000 --- a/baseboard/guybrush/baseboard.c +++ /dev/null @@ -1,894 +0,0 @@ -/* 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 "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/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 "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); - - - -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, bool *); -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, - .flags = USB_MUX_FLAG_RESETS_IN_G3, - .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, - .flags = USB_MUX_FLAG_RESETS_IN_G3, - .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, - bool *ack_required) -{ - /* This driver does not use host command ACKs */ - *ack_required = false; - - 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; - } -} - -/** - * 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); -} |