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Diffstat (limited to 'board/cret/board.c')
| -rw-r--r-- | board/cret/board.c | 607 |
1 files changed, 0 insertions, 607 deletions
diff --git a/board/cret/board.c b/board/cret/board.c deleted file mode 100644 index 34091c0518..0000000000 --- a/board/cret/board.c +++ /dev/null @@ -1,607 +0,0 @@ -/* 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. - */ - -/* Waddledoo board-specific configuration */ - -#include "adc_chip.h" -#include "button.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_lis2dh.h" -#include "driver/accelgyro_lsm6dso.h" -#include "driver/bc12/pi3usb9201.h" -#include "driver/charger/isl923x.h" -#include "driver/tcpm/raa489000.h" -#include "driver/tcpm/tcpci.h" -#include "driver/temp_sensor/thermistor.h" -#include "driver/usb_mux/pi3usb3x532.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "keyboard_8042.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 "temp_sensor.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 - -static void fw_config_tablet_mode(void); -/* 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); - -} - -static void sub_hdmi_hpd_interrupt(enum gpio_signal s) -{ - int hdmi_hpd_odl = gpio_get_level(GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL); - - gpio_set_level(GPIO_EC_AP_USB_C1_HDMI_HPD, !hdmi_hpd_odl); -} - -static void c0_ccsbu_ovp_interrupt(enum gpio_signal s) -{ - cprints(CC_USBPD, "C0: CC OVP, SBU OVP, or thermal event"); - pd_handle_cc_overvoltage(0); -} - -#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_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); - -void board_init(void) -{ - int on; - - /* Enable C0 interrupt and check if it needs processing */ - gpio_enable_interrupt(GPIO_USB_C0_INT_ODL); - check_c0_line(); - - /* Enable interrupt for passing through HPD */ - gpio_enable_interrupt(GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL); - - fw_config_tablet_mode(); - - /* 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); -} -DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); - -/* Enable HDMI any time the SoC is on */ -static void hdmi_enable(void) -{ - if (get_cbi_fw_config_hdmi() == HDMI_PRESENT) { - gpio_set_level(GPIO_EC_HDMI_EN_ODL, 0); - gpio_set_level(GPIO_HDMI_PP3300_EN, 1); - } -} -DECLARE_HOOK(HOOK_CHIPSET_STARTUP, hdmi_enable, HOOK_PRIO_DEFAULT); - -static void hdmi_disable(void) -{ - if (get_cbi_fw_config_hdmi() == HDMI_PRESENT) { - gpio_set_level(GPIO_EC_HDMI_EN_ODL, 1); - gpio_set_level(GPIO_HDMI_PP3300_EN, 0); - } -} -DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, hdmi_disable, HOOK_PRIO_DEFAULT); - -void board_hibernate(void) -{ - /* - * Both charger ICs need to be put into their "low power mode" before - * entering the Z-state. - */ - if (board_get_charger_chip_count() > 1) - 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. - */ -} - -#ifdef BOARD_WADDLEDOO -static void reconfigure_5v_gpio(void) -{ - /* - * b/147257497: On early waddledoo boards, GPIO_EN_PP5000 was swapped - * with GPIO_VOLUP_BTN_ODL. Therefore, we'll actually need to set that - * GPIO instead for those boards. Note that this breaks the volume up - * button functionality. - */ - if (system_get_board_version() < 0) { - CPRINTS("old board - remapping 5V en"); - gpio_set_flags(GPIO_VOLUP_BTN_ODL, GPIO_OUT_LOW); - } -} -DECLARE_HOOK(HOOK_INIT, reconfigure_5v_gpio, HOOK_PRIO_INIT_I2C+1); -#endif /* BOARD_WADDLEDOO */ - -static void set_5v_gpio(int level) -{ - gpio_set_level(GPIO_EN_PP5000, level); - gpio_set_level(GPIO_EN_USB_A0_VBUS, level); -} - -__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, or send enable signal to HDMI - * DB. - */ - set_5v_gpio(!!enable); - -} - -__override uint8_t board_get_usb_pd_port_count(void) -{ - return CONFIG_USB_PD_PORT_MAX_COUNT; -} - -__override uint8_t board_get_charger_chip_count(void) -{ - return CHARGER_NUM; -} - -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 < board_get_usb_pd_port_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 < board_get_usb_pd_port_count(); i++) { - tcpc_write(i, TCPC_REG_COMMAND, - TCPC_REG_COMMAND_SNK_CTRL_LOW); - raa489000_enable_asgate(i, false); - } - 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 < board_get_usb_pd_port_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); - raa489000_enable_asgate(i, false); - } - - /* - * 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 (raa489000_enable_asgate(port, true) || - 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 = { - { 0, FLOAT_TO_FP(1), 0}, - { FLOAT_TO_FP(-1), 0, 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)} -}; - -static struct stprivate_data g_lis2dh_data; -static struct lsm6dso_data lsm6dso_data; - -struct motion_sensor_t motion_sensors[] = { - [LID_ACCEL] = { - .name = "Lid Accel", - .active_mask = SENSOR_ACTIVE_S0_S3, - .chip = MOTIONSENSE_CHIP_LIS2DE, - .type = MOTIONSENSE_TYPE_ACCEL, - .location = MOTIONSENSE_LOC_LID, - .drv = &lis2dh_drv, - .mutex = &g_lid_mutex, - .drv_data = &g_lis2dh_data, - .port = I2C_PORT_SENSOR, - .i2c_spi_addr_flags = LIS2DH_ADDR1_FLAGS, - .rot_standard_ref = &lid_standard_ref, - .default_range = 2, - .min_frequency = LIS2DH_ODR_MIN_VAL, - .max_frequency = LIS2DH_ODR_MAX_VAL, - .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_LSM6DSO, - .type = MOTIONSENSE_TYPE_ACCEL, - .location = MOTIONSENSE_LOC_BASE, - .drv = &lsm6dso_drv, - .mutex = &g_base_mutex, - .drv_data = LSM6DSO_ST_DATA(lsm6dso_data, - MOTIONSENSE_TYPE_ACCEL), - .int_signal = GPIO_BASE_SIXAXIS_INT_L, - .flags = MOTIONSENSE_FLAG_INT_SIGNAL, - .port = I2C_PORT_SENSOR, - .i2c_spi_addr_flags = LSM6DSO_ADDR0_FLAGS, - .rot_standard_ref = &base_standard_ref, - .default_range = 4, - .min_frequency = LSM6DSO_ODR_MIN_VAL, - .max_frequency = LSM6DSO_ODR_MAX_VAL, - .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_LSM6DSO, - .type = MOTIONSENSE_TYPE_GYRO, - .location = MOTIONSENSE_LOC_BASE, - .drv = &lsm6dso_drv, - .mutex = &g_base_mutex, - .drv_data = LSM6DSO_ST_DATA(lsm6dso_data, - MOTIONSENSE_TYPE_GYRO), - .int_signal = GPIO_BASE_SIXAXIS_INT_L, - .flags = MOTIONSENSE_FLAG_INT_SIGNAL, - .port = I2C_PORT_SENSOR, - .i2c_spi_addr_flags = LSM6DSO_ADDR0_FLAGS, - .default_range = 1000 | ROUND_UP_FLAG, /* dps */ - .rot_standard_ref = &base_standard_ref, - .min_frequency = LSM6DSO_ODR_MIN_VAL, - .max_frequency = LSM6DSO_ODR_MAX_VAL, - }, -}; - -unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); - -/* 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 = "Charger", - .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); - -__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, - }, -}; - -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, - }, -}; - -/* 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, - }, -}; -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, - }, -}; - -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; - } - } - - return status; -} - -/* This callback disables keyboard when convertibles are fully open */ -__override 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); - } -} - -/* Keyboard scan setting */ -static const struct ec_response_keybd_config cret_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 &cret_keybd; -} - -static void fw_config_tablet_mode(void) -{ - if (get_cbi_fw_config_tablet_mode() == TABLET_MODE_PRESENT) { - 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); - } -} - -static void board_extpower(void) -{ - int extpower_present; - - if (pd_is_connected(0)) - extpower_present = extpower_is_present(); - else - extpower_present = 0; - - gpio_set_level(GPIO_EC_ACOK_OTG, extpower_present); -} -DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT); |