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-rw-r--r--board/bugzzy/battery.c66
-rw-r--r--board/bugzzy/board.c683
-rw-r--r--board/bugzzy/board.h183
-rw-r--r--board/bugzzy/build.mk14
-rw-r--r--board/bugzzy/cbi_ssfc.c36
-rw-r--r--board/bugzzy/cbi_ssfc.h60
-rw-r--r--board/bugzzy/ec.tasklist25
-rw-r--r--board/bugzzy/gpio.inc139
-rw-r--r--board/bugzzy/led.c70
-rw-r--r--board/bugzzy/usb_pd_policy.c61
-rw-r--r--board/bugzzy/vif_override.xml3
11 files changed, 1340 insertions, 0 deletions
diff --git a/board/bugzzy/battery.c b/board/bugzzy/battery.c
new file mode 100644
index 0000000000..12ec2c42aa
--- /dev/null
+++ b/board/bugzzy/battery.c
@@ -0,0 +1,66 @@
+/* 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.
+ *
+ * Battery pack vendor provided charging profile
+ */
+
+#include "battery_fuel_gauge.h"
+#include "charge_state.h"
+#include "common.h"
+
+/*
+ * Battery info for all waddledoo battery types. Note that the fields
+ * start_charging_min/max and charging_min/max are not used for the charger.
+ * The effective temperature limits are given by discharging_min/max_c.
+ *
+ * Fuel Gauge (FG) parameters which are used for determining if the battery
+ * is connected, the appropriate ship mode (battery cutoff) command, and the
+ * charge/discharge FETs status.
+ *
+ * Ship mode (battery cutoff) requires 2 writes to the appropriate smart battery
+ * register. For some batteries, the charge/discharge FET bits are set when
+ * charging/discharging is active, in other types, these bits set mean that
+ * charging/discharging is disabled. Therefore, in addition to the mask for
+ * these bits, a disconnect value must be specified. Note that for TI fuel
+ * gauge, the charge/discharge FET status is found in Operation Status (0x54),
+ * but a read of Manufacturer Access (0x00) will return the lower 16 bits of
+ * Operation status which contains the FET status bits.
+ *
+ * The assumption for battery types supported is that the charge/discharge FET
+ * status can be read with a sb_read() command and therefore, only the register
+ * address, mask, and disconnect value need to be provided.
+ */
+const struct board_batt_params board_battery_info[] = {
+ /* POW-TECH Battery Information */
+ [BATTERY_POWER_TECH] = {
+ .fuel_gauge = {
+ .manuf_name = "POW-TECH",
+ .ship_mode = {
+ .reg_addr = 0x0,
+ .reg_data = { 0x10, 0x10 },
+ },
+ .fet = {
+ .reg_addr = 0x00,
+ .reg_mask = 0x2000,
+ .disconnect_val = 0x2000,
+ }
+ },
+ .batt_info = {
+ .voltage_max = 8800, /* mV */
+ .voltage_normal = 7700,
+ .voltage_min = 6000,
+ .precharge_current = 160, /* mA */
+ .start_charging_min_c = 0,
+ .start_charging_max_c = 45,
+ .charging_min_c = 0,
+ .charging_max_c = 45,
+ .discharging_min_c = -20,
+ .discharging_max_c = 60,
+ },
+
+ },
+};
+BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT);
+
+const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_POWER_TECH;
diff --git a/board/bugzzy/board.c b/board/bugzzy/board.c
new file mode 100644
index 0000000000..4828232e0a
--- /dev/null
+++ b/board/bugzzy/board.c
@@ -0,0 +1,683 @@
+/* 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_bma2x2.h"
+#include "driver/accelgyro_bmi_common.h"
+#include "driver/bc12/pi3usb9201.h"
+#include "driver/charger/isl923x.h"
+#include "driver/retimer/nb7v904m.h"
+#include "driver/tcpm/raa489000.h"
+#include "driver/tcpm/tcpci.h"
+#include "driver/usb_mux/pi3usb3x532.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 "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
+
+/* 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_C1_INT_EN_RAILS_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);
+
+}
+
+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);
+}
+
+#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);
+
+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();
+
+ if (get_cbi_fw_config_db() == DB_1A_HDMI) {
+ /* Disable i2c on HDMI pins */
+ gpio_config_pin(MODULE_I2C,
+ GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL, 0);
+ gpio_config_pin(MODULE_I2C,
+ GPIO_EC_I2C_SUB_C1_SCL_HDMI_EN_ODL, 0);
+
+ /* Set HDMI and sub-rail enables to output */
+ gpio_set_flags(GPIO_EC_I2C_SUB_C1_SCL_HDMI_EN_ODL,
+ chipset_in_state(CHIPSET_STATE_ON) ?
+ GPIO_ODR_LOW : GPIO_ODR_HIGH);
+ gpio_set_flags(GPIO_SUB_C1_INT_EN_RAILS_ODL, GPIO_ODR_HIGH);
+
+ /* Select HDMI option */
+ gpio_set_level(GPIO_HDMI_SEL_L, 0);
+
+ /* Enable interrupt for passing through HPD */
+ gpio_enable_interrupt(GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL);
+ } else {
+ /* Set SDA as an input */
+ gpio_set_flags(GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL,
+ GPIO_INPUT);
+
+ /* Enable C1 interrupt and check if it needs processing */
+ gpio_enable_interrupt(GPIO_SUB_C1_INT_EN_RAILS_ODL);
+ check_c1_line();
+ }
+ /* Enable gpio interrupt for base accelgyro sensor */
+ gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L);
+
+ /* 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_db() == DB_1A_HDMI)
+ gpio_set_level(GPIO_EC_I2C_SUB_C1_SCL_HDMI_EN_ODL, 0);
+}
+DECLARE_HOOK(HOOK_CHIPSET_STARTUP, hdmi_enable, HOOK_PRIO_DEFAULT);
+
+static void hdmi_disable(void)
+{
+ if (get_cbi_fw_config_db() == DB_1A_HDMI)
+ gpio_set_level(GPIO_EC_I2C_SUB_C1_SCL_HDMI_EN_ODL, 1);
+}
+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)
+{
+ int version;
+ enum gpio_signal gpio = GPIO_EN_PP5000;
+
+ /*
+ * 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 (IS_ENABLED(BOARD_WADDLEDOO)) {
+ version = system_get_board_version();
+
+ /*
+ * If the CBI EEPROM wasn't formatted, assume it's a very early
+ * board.
+ */
+ gpio = version < 0 ? GPIO_VOLUP_BTN_ODL : GPIO_EN_PP5000;
+ }
+
+ gpio_set_level(gpio, 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);
+
+ if (get_cbi_fw_config_db() == DB_1A_HDMI) {
+ gpio_set_level(GPIO_SUB_C1_INT_EN_RAILS_ODL, !enable);
+ } else {
+ if (isl923x_set_comparator_inversion(1, !!enable))
+ CPRINTS("Failed to %sable sub rails!", enable ?
+ "en" : "dis");
+ }
+
+}
+
+__override uint8_t board_get_usb_pd_port_count(void)
+{
+ if (get_cbi_fw_config_db() == DB_1A_HDMI)
+ return CONFIG_USB_PD_PORT_MAX_COUNT - 1;
+ else
+ return CONFIG_USB_PD_PORT_MAX_COUNT;
+}
+
+__override uint8_t board_get_charger_chip_count(void)
+{
+ if (get_cbi_fw_config_db() == DB_1A_HDMI)
+ return CHARGER_NUM - 1;
+ else
+ return CHARGER_NUM;
+}
+
+int board_is_sourcing_vbus(int port)
+{
+ int regval;
+
+ tcpc_read(port, TCPC_REG_POWER_STATUS, &regval);
+ 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 accelgyro_saved_data_t g_bma253_data;
+static struct bmi_drv_data_t g_bmi160_data;
+
+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,
+ },
+};
+
+const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
+
+__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 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,
+ },
+
+ [PWM_CH_LED1_AMBER] = {
+ .channel = 2,
+ .flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ACTIVE_LOW,
+ .freq = 2400,
+ },
+
+ [PWM_CH_LED2_WHITE] = {
+ .channel = 0,
+ .flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ACTIVE_LOW,
+ .freq = 2400,
+ }
+};
+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 usbc1_retimer = {
+ .usb_port = 1,
+ .i2c_port = I2C_PORT_SUB_USB_C1,
+ .i2c_addr_flags = NB7V904M_I2C_ADDR0,
+ .driver = &nb7v904m_usb_redriver_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 = PI3USB3X532_I2C_ADDR0,
+ .driver = &pi3usb3x532_usb_mux_driver,
+ .next_mux = &usbc1_retimer,
+ }
+};
+
+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, &regval)) {
+ /* 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 (board_get_usb_pd_port_count() > 1 &&
+ !gpio_get_level(GPIO_SUB_C1_INT_EN_RAILS_ODL)) {
+ if (!tcpc_read16(1, TCPC_REG_ALERT, &regval)) {
+ /* 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;
+}
+
+#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
diff --git a/board/bugzzy/board.h b/board/bugzzy/board.h
new file mode 100644
index 0000000000..722273c779
--- /dev/null
+++ b/board/bugzzy/board.h
@@ -0,0 +1,183 @@
+/* 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 configuration */
+
+#ifndef __CROS_EC_BOARD_H
+#define __CROS_EC_BOARD_H
+
+#define VARIANT_DEDEDE_EC_NPCX796FC
+#include "baseboard.h"
+
+/*
+ * Keep the system unlocked in early development.
+ * TODO(b/151264302): Make sure to remove this before production!
+ */
+#define CONFIG_SYSTEM_UNLOCKED
+
+/* Save some flash space */
+#define CONFIG_CHIP_INIT_ROM_REGION
+#define CONFIG_DEBUG_ASSERT_BRIEF
+
+/* EC console commands */
+#define CONFIG_CMD_CHARGER_DUMP
+
+/* Battery */
+#define CONFIG_BATTERY_FUEL_GAUGE
+
+/* Charger */
+#define CONFIG_CHARGER_RAA489000
+#define CONFIG_CHARGER_SENSE_RESISTOR_AC 10
+#define CONFIG_CHARGER_SENSE_RESISTOR 10
+#define CONFIG_OCPC_DEF_RBATT_MOHMS 22 /* R_DS(on) 11.6mOhm + 10mOhm sns rstr */
+#define CONFIG_OCPC
+#undef CONFIG_CHARGER_SINGLE_CHIP
+#undef CONFIG_USB_PD_TCPC_LPM_EXIT_DEBOUNCE
+#define CONFIG_USB_PD_TCPC_LPM_EXIT_DEBOUNCE (100 * MSEC)
+
+/*
+ * GPIO for C1 interrupts, for baseboard use
+ *
+ * Note this line might already have its pull up disabled for HDMI DBs, but
+ * it should be fine to set again before z-state.
+ */
+#define GPIO_USB_C1_INT_ODL GPIO_SUB_C1_INT_EN_RAILS_ODL
+
+/* Keyboard */
+#define CONFIG_PWM_KBLIGHT
+
+/* LED */
+#define CONFIG_LED_PWM
+#define CONFIG_LED_PWM_COUNT 1
+#undef CONFIG_LED_PWM_NEAR_FULL_COLOR
+#undef CONFIG_LED_PWM_SOC_ON_COLOR
+#undef CONFIG_LED_PWM_SOC_SUSPEND_COLOR
+#undef CONFIG_LED_PWM_LOW_BATT_COLOR
+#define CONFIG_LED_PWM_NEAR_FULL_COLOR EC_LED_COLOR_WHITE
+#define CONFIG_LED_PWM_SOC_ON_COLOR EC_LED_COLOR_WHITE
+#define CONFIG_LED_PWM_SOC_SUSPEND_COLOR EC_LED_COLOR_WHITE
+#define CONFIG_LED_PWM_LOW_BATT_COLOR EC_LED_COLOR_AMBER
+
+/* PWM */
+#define CONFIG_PWM
+#define NPCX7_PWM1_SEL 1 /* GPIO C2 is used as PWM1. */
+
+/* USB */
+#define CONFIG_BC12_DETECT_PI3USB9201
+#define CONFIG_USBC_RETIMER_NB7V904M
+
+/* USB PD */
+#define CONFIG_USB_PD_PORT_MAX_COUNT 2
+#define CONFIG_USB_PD_TCPM_RAA489000
+
+/* USB defines specific to external TCPCs */
+#define CONFIG_USB_PD_DUAL_ROLE_AUTO_TOGGLE
+#define CONFIG_USB_PD_VBUS_DETECT_TCPC
+#define CONFIG_USB_PD_DISCHARGE_TCPC
+#define CONFIG_USB_PD_TCPC_LOW_POWER
+
+/* Variant references the TCPCs to determine Vbus sourcing */
+#define CONFIG_USB_PD_5V_EN_CUSTOM
+
+#undef PD_POWER_SUPPLY_TURN_ON_DELAY
+#undef PD_POWER_SUPPLY_TURN_OFF_DELAY
+#undef CONFIG_USBC_VCONN_SWAP_DELAY_US
+/* 20% margin added for these timings */
+#define PD_POWER_SUPPLY_TURN_ON_DELAY 13080 /* us */
+#define PD_POWER_SUPPLY_TURN_OFF_DELAY 16080 /* us */
+#undef CONFIG_USBC_VCONN_SWAP_DELAY_US
+#define CONFIG_USBC_VCONN_SWAP_DELAY_US 787 /* us */
+
+
+/* I2C configuration */
+#define I2C_PORT_EEPROM NPCX_I2C_PORT7_0
+#define I2C_PORT_BATTERY NPCX_I2C_PORT5_0
+#define I2C_PORT_SENSOR NPCX_I2C_PORT0_0
+#define I2C_PORT_USB_C0 NPCX_I2C_PORT1_0
+#define I2C_PORT_SUB_USB_C1 NPCX_I2C_PORT2_0
+#define I2C_PORT_USB_MUX I2C_PORT_USB_C0
+/* TODO(b:147440290): Need to handle multiple charger ICs */
+#define I2C_PORT_CHARGER I2C_PORT_USB_C0
+
+#define I2C_PORT_ACCEL I2C_PORT_SENSOR
+
+#define I2C_ADDR_EEPROM_FLAGS 0x50 /* 7b address */
+
+/*
+ * I2C pin names for baseboard
+ *
+ * Note: these lines will be set as i2c on start-up, but this should be
+ * okay since they're ODL.
+ */
+#define GPIO_EC_I2C_SUB_USB_C1_SCL GPIO_EC_I2C_SUB_C1_SCL_HDMI_EN_ODL
+#define GPIO_EC_I2C_SUB_USB_C1_SDA GPIO_EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL
+
+/* Sensors */
+#define CONFIG_CMD_ACCELS
+#define CONFIG_CMD_ACCEL_INFO
+
+#define CONFIG_ACCEL_BMA255 /* Lid accel */
+#define CONFIG_ACCELGYRO_BMI160 /* Base accel */
+
+/* Lid operates in forced mode, base in FIFO */
+#define CONFIG_ACCEL_FORCE_MODE_MASK BIT(LID_ACCEL)
+#define CONFIG_ACCEL_FIFO
+#define CONFIG_ACCEL_FIFO_SIZE 256 /* Must be a power of 2 */
+#define CONFIG_ACCEL_FIFO_THRES (CONFIG_ACCEL_FIFO_SIZE / 3)
+
+#define CONFIG_ACCEL_INTERRUPTS
+#define CONFIG_ACCELGYRO_BMI160_INT_EVENT \
+ TASK_EVENT_MOTION_SENSOR_INTERRUPT(BASE_ACCEL)
+
+#define CONFIG_LID_ANGLE
+#define CONFIG_LID_ANGLE_UPDATE
+#define CONFIG_LID_ANGLE_SENSOR_BASE BASE_ACCEL
+#define CONFIG_LID_ANGLE_SENSOR_LID LID_ACCEL
+
+#define CONFIG_TABLET_MODE
+#define CONFIG_TABLET_MODE_SWITCH
+#define CONFIG_GMR_TABLET_MODE
+
+#ifndef __ASSEMBLER__
+
+#include "gpio_signal.h"
+#include "registers.h"
+
+enum chg_id {
+ CHARGER_PRIMARY,
+ CHARGER_SECONDARY,
+ CHARGER_NUM,
+};
+
+enum adc_channel {
+ ADC_TEMP_SENSOR_1, /* ADC0 */
+ ADC_TEMP_SENSOR_2, /* ADC1 */
+ ADC_SUB_ANALOG, /* ADC2 */
+ ADC_VSNS_PP3300_A, /* ADC9 */
+ ADC_CH_COUNT
+};
+
+enum sensor_id {
+ LID_ACCEL,
+ BASE_ACCEL,
+ BASE_GYRO,
+ SENSOR_COUNT
+};
+
+enum pwm_channel {
+ PWM_CH_KBLIGHT,
+ PWM_CH_LED1_AMBER,
+ PWM_CH_LED2_WHITE,
+ PWM_CH_COUNT,
+};
+
+/* List of possible batteries */
+enum battery_type {
+ BATTERY_POWER_TECH,
+ BATTERY_TYPE_COUNT,
+};
+
+#endif /* !__ASSEMBLER__ */
+#endif /* __CROS_EC_BOARD_H */
diff --git a/board/bugzzy/build.mk b/board/bugzzy/build.mk
new file mode 100644
index 0000000000..af526189dd
--- /dev/null
+++ b/board/bugzzy/build.mk
@@ -0,0 +1,14 @@
+# -*- makefile -*-
+# 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.
+#
+# Board specific files build
+#
+
+CHIP:=npcx
+CHIP_FAMILY:=npcx7
+CHIP_VARIANT:=npcx7m6fc
+BASEBOARD:=dedede
+
+board-y=board.o battery.o cbi_ssfc.o led.o usb_pd_policy.o
diff --git a/board/bugzzy/cbi_ssfc.c b/board/bugzzy/cbi_ssfc.c
new file mode 100644
index 0000000000..c4b859f133
--- /dev/null
+++ b/board/bugzzy/cbi_ssfc.c
@@ -0,0 +1,36 @@
+/* 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.
+ */
+
+#include "cbi_ssfc.h"
+#include "common.h"
+#include "console.h"
+#include "cros_board_info.h"
+#include "hooks.h"
+
+#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ##args)
+
+/* Cache SSFC on init since we don't expect it to change in runtime */
+static union dedede_cbi_ssfc cached_ssfc;
+BUILD_ASSERT(sizeof(cached_ssfc) == sizeof(uint32_t));
+
+static void cbi_ssfc_init(void)
+{
+ if (cbi_get_ssfc(&cached_ssfc.raw_value) != EC_SUCCESS)
+ /* Default to 0 when CBI isn't populated */
+ cached_ssfc.raw_value = 0;
+
+ CPRINTS("Read CBI SSFC : 0x%04X", cached_ssfc.raw_value);
+}
+DECLARE_HOOK(HOOK_INIT, cbi_ssfc_init, HOOK_PRIO_FIRST);
+
+enum ec_ssfc_base_sensor get_cbi_ssfc_base_sensor(void)
+{
+ return (enum ec_ssfc_base_sensor) cached_ssfc.base_sensor;
+}
+
+enum ec_ssfc_lid_sensor get_cbi_ssfc_lid_sensor(void)
+{
+ return (enum ec_ssfc_lid_sensor) cached_ssfc.lid_sensor;
+}
diff --git a/board/bugzzy/cbi_ssfc.h b/board/bugzzy/cbi_ssfc.h
new file mode 100644
index 0000000000..935049b6ae
--- /dev/null
+++ b/board/bugzzy/cbi_ssfc.h
@@ -0,0 +1,60 @@
+/* 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.
+ */
+
+#ifndef _DEDEDE_CBI_SSFC__H_
+#define _DEDEDE_CBI_SSFC__H_
+
+#include "stdint.h"
+
+/****************************************************************************
+ * Dedede CBI Second Source Factory Cache
+ */
+
+/*
+ * Base Sensor (Bits 0-2)
+ */
+enum ec_ssfc_base_sensor {
+ SSFC_SENSOR_BASE_DEFAULT = 0,
+ SSFC_SENSOR_BMI160 = 1,
+ SSFC_SENSOR_ICM426XX = 2,
+ SSFC_SENSOR_LSM6DSM = 3,
+ SSFC_SENSOR_ICM42607 = 4
+};
+
+/*
+ * Lid Sensor (Bits 3-5)
+ */
+enum ec_ssfc_lid_sensor {
+ SSFC_SENSOR_LID_DEFAULT = 0,
+ SSFC_SENSOR_BMA255 = 1,
+ SSFC_SENSOR_KX022 = 2,
+ SSFC_SENSOR_LIS2DWL = 3
+};
+
+union dedede_cbi_ssfc {
+ struct {
+ uint32_t base_sensor : 3;
+ uint32_t lid_sensor : 3;
+ uint32_t reserved_2 : 26;
+ };
+ uint32_t raw_value;
+};
+
+/**
+ * Get the Base sensor type from SSFC_CONFIG.
+ *
+ * @return the Base sensor board type.
+ */
+enum ec_ssfc_base_sensor get_cbi_ssfc_base_sensor(void);
+
+/**
+ * Get the Lid sensor type from SSFC_CONFIG.
+ *
+ * @return the Lid sensor board type.
+ */
+enum ec_ssfc_lid_sensor get_cbi_ssfc_lid_sensor(void);
+
+
+#endif /* _DEDEDE_CBI_SSFC__H_ */
diff --git a/board/bugzzy/ec.tasklist b/board/bugzzy/ec.tasklist
new file mode 100644
index 0000000000..d4fb416bce
--- /dev/null
+++ b/board/bugzzy/ec.tasklist
@@ -0,0 +1,25 @@
+/* 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.
+ */
+
+/*
+ * See CONFIG_TASK_LIST in config.h for details.
+ */
+
+#define CONFIG_TASK_LIST \
+ TASK_ALWAYS(HOOKS, hook_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_ALWAYS(MOTIONSENSE, motion_sense_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_ALWAYS(USB_CHG_P0, usb_charger_task, 0, LARGER_TASK_STACK_SIZE) \
+ TASK_ALWAYS(USB_CHG_P1, usb_charger_task, 1, LARGER_TASK_STACK_SIZE) \
+ TASK_ALWAYS(CHARGER, charger_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_NOTEST(CHIPSET, chipset_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_NOTEST(KEYPROTO, keyboard_protocol_task, NULL, TASK_STACK_SIZE) \
+ TASK_ALWAYS(CONSOLE, console_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_ALWAYS(HOSTCMD, host_command_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_ALWAYS(POWERBTN, power_button_task, NULL, VENTI_TASK_STACK_SIZE) \
+ TASK_ALWAYS(PD_C0, pd_task, NULL, ULTRA_TASK_STACK_SIZE) \
+ TASK_ALWAYS(PD_C1, pd_task, NULL, ULTRA_TASK_STACK_SIZE) \
+ TASK_ALWAYS(PD_INT_C0, pd_interrupt_handler_task, 0, ULTRA_TASK_STACK_SIZE) \
+ TASK_ALWAYS(PD_INT_C1, pd_interrupt_handler_task, 1, ULTRA_TASK_STACK_SIZE)
diff --git a/board/bugzzy/gpio.inc b/board/bugzzy/gpio.inc
new file mode 100644
index 0000000000..78d41aab16
--- /dev/null
+++ b/board/bugzzy/gpio.inc
@@ -0,0 +1,139 @@
+/* -*- mode:c -*-
+ *
+ * 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.
+ */
+
+/*
+ * Declare symbolic names for all the GPIOs that we care about.
+ * Note: Those with interrupt handlers must be declared first.
+ */
+
+/* Power Interrupts */
+GPIO_INT(SLP_S0_L, PIN(D, 5), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(SLP_S3_L, PIN(A, 5), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt)
+GPIO_INT(SLP_S4_L, PIN(D, 4), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(SLP_SUS_L, PIN(D, 7), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(RSMRST_PWRGD_L, PIN(C, 6), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(VCCIN_AUX_VID1, PIN(C, 7), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(CPU_C10_GATE_L, PIN(6, 7), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(VCCIN_AUX_VID0, PIN(F, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt)
+GPIO_INT(PG_VCCIO_EXT_OD, PIN(B, 0), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt)
+GPIO_INT(PG_PP5000_U_OD, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt)
+GPIO_INT(PG_DRAM_OD, PIN(E, 4), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt)
+GPIO_INT(PG_PP1050_ST_OD, PIN(4, 2), GPIO_INT_BOTH, power_signal_interrupt)
+
+/* USB-C interrupts */
+GPIO_INT(USB_C0_INT_ODL, PIN(6, 2), GPIO_INT_FALLING | GPIO_PULL_UP, usb_c0_interrupt)
+GPIO_INT(SUB_C1_INT_EN_RAILS_ODL, PIN(F, 5), GPIO_INT_FALLING | GPIO_PULL_UP, sub_usb_c1_interrupt) /* C1 interrupt OR 5V power en */
+GPIO_INT(EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL, PIN(9, 1), GPIO_INT_BOTH, sub_hdmi_hpd_interrupt) /* C1 I2C SDA OR HDMI_HPD */
+
+/* Button interrupts */
+GPIO_INT(H1_EC_PWR_BTN_ODL, PIN(0, 1), GPIO_INT_BOTH | GPIO_PULL_UP, power_button_interrupt)
+GPIO_INT(VOLDN_BTN_ODL, PIN(4, 0), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
+GPIO_INT(VOLUP_BTN_ODL, PIN(7, 3), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt)
+
+/* Other interrupts */
+GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH, lid_interrupt)
+GPIO_INT(EC_WP_OD, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt)
+GPIO_INT(BASE_SIXAXIS_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi160_interrupt)
+GPIO_INT(LID_360_L, PIN(9, 5), GPIO_INT_BOTH, gmr_tablet_switch_isr)
+
+/* I2C Ports */
+GPIO(EC_I2C_EEPROM_SCL, PIN(B, 3), GPIO_INPUT)
+GPIO(EC_I2C_EEPROM_SDA, PIN(B, 2), GPIO_INPUT)
+GPIO(EC_I2C_BATTERY_SCL, PIN(3, 3), GPIO_INPUT)
+GPIO(EC_I2C_BATTERY_SDA, PIN(3, 6), GPIO_INPUT)
+GPIO(EC_I2C_SENSOR_SCL, PIN(B, 5), GPIO_INPUT)
+GPIO(EC_I2C_SENSOR_SDA, PIN(B, 4), GPIO_INPUT)
+GPIO(EC_I2C_USB_C0_SCL, PIN(9, 0), GPIO_INPUT)
+GPIO(EC_I2C_USB_C0_SDA, PIN(8, 7), GPIO_INPUT)
+GPIO(EC_I2C_SUB_C1_SCL_HDMI_EN_ODL, PIN(9, 2), GPIO_INPUT) /* C1 I2C SCL OR HDMI en */
+
+/* Extra Sub-board I/O pins */
+GPIO(EC_SUB_IO_1, PIN(3, 7), GPIO_OUT_LOW)
+GPIO(EC_SUB_IO_2, PIN(3, 4), GPIO_OUT_LOW)
+
+/* Misc Enables */
+GPIO(EN_VCCIO_EXT, PIN(6, 1), GPIO_OUT_LOW)
+/* TODO(b:149775160) - Modify if needed if we ever use this signal. */
+GPIO(EN_VCCST, PIN(A, 7), GPIO_INPUT)
+GPIO(EN_PP3300_PEN, PIN(6, 3), GPIO_OUT_LOW)
+GPIO(EN_PP3300_A, PIN(0, 3), GPIO_OUT_LOW)
+GPIO(EN_PP5000_U, PIN(A, 4), GPIO_OUT_LOW)
+GPIO(EN_SLP_Z, PIN(8, 3), GPIO_OUT_LOW)
+GPIO(EN_KB_BL, PIN(6, 0), GPIO_OUT_LOW)
+GPIO(EN_BL_OD, PIN(D, 3), GPIO_ODR_LOW)
+GPIO(IMVP9_PE, PIN(E, 0), GPIO_OUT_LOW)
+GPIO(ECH1_PACKET_MODE, PIN(7, 5), GPIO_OUT_LOW)
+
+/* Power Sequencing */
+GPIO(EC_AP_PSYS, PIN(B, 7), GPIO_OUT_LOW)
+GPIO(EC_AP_RSMRST_L, PIN(A, 6), GPIO_OUT_LOW)
+GPIO(EC_AP_PWR_BTN_ODL, PIN(C, 1), GPIO_ODR_HIGH)
+GPIO(EC_AP_RTCRST, PIN(7, 6), GPIO_OUT_LOW)
+GPIO(EC_AP_WAKE_ODL, PIN(7, 4), GPIO_ODR_HIGH)
+GPIO(EC_AP_DPWROK, PIN(A, 3), GPIO_OUT_LOW)
+GPIO(EC_AP_PCH_PWROK_OD, PIN(9, 4), GPIO_ODR_LOW)
+GPIO(EC_AP_VCCST_PWRGD_OD, PIN(B, 1), GPIO_ODR_LOW)
+GPIO(EC_AP_SYS_PWROK, PIN(0, 2), GPIO_OUT_LOW)
+GPIO(EC_AP_MKBP_INT_L, PIN(7, 0), GPIO_ODR_HIGH)
+GPIO(EC_PROCHOT_ODL, PIN(F, 1), GPIO_ODR_HIGH | GPIO_SEL_1P8V)
+GPIO(EC_ENTERING_RW, PIN(E, 3), GPIO_OUT_LOW)
+GPIO(ALL_SYS_PWRGD, PIN(A, 0), GPIO_OUT_LOW)
+GPIO(SYS_RST_ODL, PIN(C, 5), GPIO_ODR_HIGH)
+GPIO(CCD_MODE_ODL, PIN(E, 5), GPIO_ODR_HIGH)
+
+GPIO(USB_C0_RST_ODL, PIN(9, 7), GPIO_OUT_HIGH) /* currently unused */
+GPIO(EC_AP_USB_C1_HDMI_HPD, PIN(9, 6), GPIO_OUT_LOW)
+GPIO(EC_AP_USB_C0_HPD, PIN(9, 3), GPIO_OUT_LOW)
+GPIO(HDMI_SEL_L, PIN(7, 2), GPIO_OUT_HIGH)
+GPIO(EC_BATTERY_PRES_ODL, PIN(E, 1), GPIO_INPUT)
+
+/*
+ * Waddledoo doesn't have these physical pins coming to the EC but uses other
+ * logic.
+ */
+UNIMPLEMENTED(AC_PRESENT)
+UNIMPLEMENTED(PG_EC_DSW_PWROK)
+UNIMPLEMENTED(PG_EC_ALL_SYS_PWRGD)
+
+/* Alternate Functions */
+/* ADC */
+ALTERNATE(PIN_MASK(F, BIT(0)), 0, MODULE_ADC, 0) /* ADC9 */
+ALTERNATE(PIN_MASK(4, 0x38), 0, MODULE_ADC, 0) /* ADC0-2 */
+
+/* Keyboard */
+ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT | GPIO_PULL_UP) /* KSI0, KSI1 */
+ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT | GPIO_PULL_UP) /* KSI2-7 */
+ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO0, KSO1 */
+ALTERNATE(PIN_MASK(1, 0x7F), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO3-9 */
+ALTERNATE(PIN_MASK(0, 0xF0), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO10-13 */
+ALTERNATE(PIN_MASK(8, 0x04), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO14 */
+GPIO(EC_KSO_02_INV, PIN(1, 7), GPIO_OUT_LOW) /* KSO2 inverted */
+
+/* PWM */
+ALTERNATE(PIN_MASK(C, 0x1C), 0, MODULE_PWM, 0) /* PWM0-2 */
+ALTERNATE(PIN_MASK(8, BIT(0)), 0, MODULE_PWM, 0) /* PWM3 */
+
+/* UART */
+ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART1 */
+
+/* I2C */
+ALTERNATE(PIN_MASK(B, 0x3C), 0, MODULE_I2C, 0) /* I2C7,I2C0 */
+ALTERNATE(PIN_MASK(3, 0x48), 0, MODULE_I2C, 0) /* I2C5 */
+ALTERNATE(PIN_MASK(9, 0x07), 0, MODULE_I2C, 0) /* I2C2, I2C1 SCL */
+ALTERNATE(PIN_MASK(8, 0x80), 0, MODULE_I2C, 0) /* I2C1 SDA */
+
+/* NC pins, enable internal pull-up to avoid floating state. */
+GPIO(GPIO32_NC, PIN(3, 2), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIO35_NC, PIN(3, 5), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIO41_NC, PIN(4, 1), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIO57_NC, PIN(5, 7), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIO81_NC, PIN(8, 1), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIO86_NC, PIN(8, 6), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIOC0_NC, PIN(C, 0), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIOD0_NC, PIN(D, 0), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIOD1_NC, PIN(D, 1), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(GPIOD6_NC, PIN(D, 6), GPIO_INPUT | GPIO_PULL_UP)
diff --git a/board/bugzzy/led.c b/board/bugzzy/led.c
new file mode 100644
index 0000000000..52a8e503a4
--- /dev/null
+++ b/board/bugzzy/led.c
@@ -0,0 +1,70 @@
+/* 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 specific PWM LED settings. */
+
+#include "common.h"
+#include "ec_commands.h"
+#include "led_pwm.h"
+#include "pwm.h"
+#include "util.h"
+
+const enum ec_led_id supported_led_ids[] = {
+ EC_LED_ID_POWER_LED,
+};
+const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids);
+/*
+ * We only have a white and an amber LED, so setting any other colour results in
+ * both LEDs being off.
+ */
+struct pwm_led led_color_map[EC_LED_COLOR_COUNT] = {
+ /* Amber, White */
+ [EC_LED_COLOR_RED] = { 0, 0 },
+ [EC_LED_COLOR_GREEN] = { 0, 0 },
+ [EC_LED_COLOR_BLUE] = { 0, 0 },
+ [EC_LED_COLOR_YELLOW] = { 0, 0 },
+ [EC_LED_COLOR_WHITE] = { 0, 100 },
+ [EC_LED_COLOR_AMBER] = { 100, 0 },
+};
+
+/* One logical LED with amber and white channels. */
+struct pwm_led pwm_leds[CONFIG_LED_PWM_COUNT] = {
+ {
+ .ch0 = PWM_CH_LED1_AMBER,
+ .ch1 = PWM_CH_LED2_WHITE,
+ .ch2 = PWM_LED_NO_CHANNEL,
+ .enable = &pwm_enable,
+ .set_duty = &pwm_set_duty,
+ },
+};
+
+void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range)
+{
+ memset(brightness_range, '\0',
+ sizeof(*brightness_range) * EC_LED_COLOR_COUNT);
+ brightness_range[EC_LED_COLOR_AMBER] = 100;
+ brightness_range[EC_LED_COLOR_WHITE] = 100;
+}
+
+int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness)
+{
+ enum pwm_led_id pwm_id;
+
+ /* Convert ec_led_id to pwm_led_id. */
+ if (led_id == EC_LED_ID_POWER_LED)
+ pwm_id = PWM_LED0;
+ else
+ return EC_ERROR_UNKNOWN;
+
+ if (brightness[EC_LED_COLOR_WHITE])
+ set_pwm_led_color(pwm_id, EC_LED_COLOR_WHITE);
+ else if (brightness[EC_LED_COLOR_AMBER])
+ set_pwm_led_color(pwm_id, EC_LED_COLOR_AMBER);
+ else
+ /* Otherwise, the "color" is "off". */
+ set_pwm_led_color(pwm_id, -1);
+
+ return EC_SUCCESS;
+}
diff --git a/board/bugzzy/usb_pd_policy.c b/board/bugzzy/usb_pd_policy.c
new file mode 100644
index 0000000000..15faf41ffc
--- /dev/null
+++ b/board/bugzzy/usb_pd_policy.c
@@ -0,0 +1,61 @@
+/* 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.
+ */
+
+#include "charge_manager.h"
+#include "chipset.h"
+#include "common.h"
+#include "console.h"
+#include "driver/charger/isl923x_public.h"
+#include "driver/tcpm/tcpci.h"
+#include "usb_pd.h"
+
+#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args)
+#define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args)
+
+int pd_check_vconn_swap(int port)
+{
+ /* Allow VCONN swaps if the AP is on. */
+ return chipset_in_state(CHIPSET_STATE_ANY_SUSPEND | CHIPSET_STATE_ON);
+}
+
+void pd_power_supply_reset(int port)
+{
+ /* Disable VBUS */
+ tcpc_write(port, TCPC_REG_COMMAND, TCPC_REG_COMMAND_SRC_CTRL_LOW);
+
+ /* Notify host of power info change. */
+ pd_send_host_event(PD_EVENT_POWER_CHANGE);
+}
+
+int pd_set_power_supply_ready(int port)
+{
+ int rv;
+
+ if (port >= board_get_usb_pd_port_count())
+ return EC_ERROR_INVAL;
+
+ /* Disable charging. */
+ rv = tcpc_write(port, TCPC_REG_COMMAND, TCPC_REG_COMMAND_SNK_CTRL_LOW);
+ if (rv)
+ return rv;
+
+ /* Our policy is not to source VBUS when the AP is off. */
+ if (chipset_in_state(CHIPSET_STATE_ANY_OFF))
+ return EC_ERROR_NOT_POWERED;
+
+ /* Provide Vbus. */
+ rv = tcpc_write(port, TCPC_REG_COMMAND, TCPC_REG_COMMAND_SRC_CTRL_HIGH);
+ if (rv)
+ return rv;
+
+ rv = raa489000_enable_asgate(port, true);
+ if (rv)
+ return rv;
+
+ /* Notify host of power info change. */
+ pd_send_host_event(PD_EVENT_POWER_CHANGE);
+
+ return EC_SUCCESS;
+}
diff --git a/board/bugzzy/vif_override.xml b/board/bugzzy/vif_override.xml
new file mode 100644
index 0000000000..32736caf64
--- /dev/null
+++ b/board/bugzzy/vif_override.xml
@@ -0,0 +1,3 @@
+<!-- Add VIF field overrides here. See genvif.c and the Vendor Info File
+ Definition from the USB-IF.
+-->
View Lorry Controller Status