diff options
Diffstat (limited to 'zephyr/projects/corsola')
-rw-r--r-- | zephyr/projects/corsola/CMakeLists.txt | 34 | ||||
-rw-r--r-- | zephyr/projects/corsola/Kconfig | 11 | ||||
-rw-r--r-- | zephyr/projects/corsola/prj_krabby.conf | 2 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/baseboard_common.h | 44 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/board_chipset.c | 24 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/board_id.c | 107 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/hibernate.c | 21 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/krabby/battery.c | 47 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/krabby/board.c | 176 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/krabby/hooks.c | 19 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/krabby/led.c | 120 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/krabby/usbc_config.c | 40 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/regulator.c | 46 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/usb_pd_policy.c | 232 | ||||
-rw-r--r-- | zephyr/projects/corsola/src/usbc_config.c | 420 |
15 files changed, 1323 insertions, 20 deletions
diff --git a/zephyr/projects/corsola/CMakeLists.txt b/zephyr/projects/corsola/CMakeLists.txt index c237bae135..41454213fa 100644 --- a/zephyr/projects/corsola/CMakeLists.txt +++ b/zephyr/projects/corsola/CMakeLists.txt @@ -3,31 +3,25 @@ # found in the LICENSE file. cmake_minimum_required(VERSION 3.13.1) -add_compile_definitions(BOARD_KRABBY) find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE}) -project(krabby) zephyr_library_include_directories(include) -set(PLATFORM_EC_BASEBOARD "${PLATFORM_EC}/baseboard/corsola" CACHE PATH - "Path to the platform/ec baseboard directory") -set(PLATFORM_EC_BOARD "${PLATFORM_EC}/board/krabby" CACHE PATH - "Path to the platform/ec board directory") - # Include selected EC source from the baseboard zephyr_library_sources( - "${PLATFORM_EC_BASEBOARD}/board_chipset.c" - "${PLATFORM_EC_BASEBOARD}/board_id.c" - "${PLATFORM_EC_BASEBOARD}/hibernate.c" - "${PLATFORM_EC_BASEBOARD}/regulator.c" - "${PLATFORM_EC_BASEBOARD}/usbc_config.c" - "${PLATFORM_EC_BASEBOARD}/usb_pd_policy.c") - -# Include selected EC source from the board -zephyr_library_sources( - "${PLATFORM_EC_BOARD}/hooks.c" - "${PLATFORM_EC_BOARD}/led.c") + "src/board_chipset.c" + "src/board_id.c" + "src/hibernate.c" + "src/usbc_config.c" + "src/regulator.c" + "src/usb_pd_policy.c" +) -zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_I2C - "src/krabby/i2c.c") +if(DEFINED CONFIG_BOARD_KRABBY) + project(krabby) + zephyr_library_sources("src/krabby/hooks.c") + zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_I2C "src/krabby/i2c.c") + zephyr_library_sources_ifdef(CONFIG_PLATFORM_EC_LED_COMMON + "src/krabby/led.c") +endif() diff --git a/zephyr/projects/corsola/Kconfig b/zephyr/projects/corsola/Kconfig new file mode 100644 index 0000000000..5848c137fa --- /dev/null +++ b/zephyr/projects/corsola/Kconfig @@ -0,0 +1,11 @@ +# 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. + +config BOARD_KRABBY + bool "Google Krabby Board" + help + Build Google Krabby reference board. Krabby has MediaTek MT8186 SoC + with ITE it81202-bx EC. + +source "Kconfig.zephyr" diff --git a/zephyr/projects/corsola/prj_krabby.conf b/zephyr/projects/corsola/prj_krabby.conf index ad86923679..b6c6960209 100644 --- a/zephyr/projects/corsola/prj_krabby.conf +++ b/zephyr/projects/corsola/prj_krabby.conf @@ -6,6 +6,8 @@ CONFIG_CROS_EC=y CONFIG_PLATFORM_EC=y CONFIG_SHIMMED_TASKS=y +CONFIG_BOARD_KRABBY=y + # Bring up options CONFIG_KERNEL_SHELL=y CONFIG_PLATFORM_EC_SYSTEM_UNLOCKED=y diff --git a/zephyr/projects/corsola/src/baseboard_common.h b/zephyr/projects/corsola/src/baseboard_common.h new file mode 100644 index 0000000000..c0328ba4e1 --- /dev/null +++ b/zephyr/projects/corsola/src/baseboard_common.h @@ -0,0 +1,44 @@ +/* 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. + */ + +/* Corsola baseboard-specific onfiguration common to ECOS and Zephyr */ + +#ifndef __CROS_EC_BASEBOARD_COMMON_H +#define __CROS_EC_BASEBOARD_COMMON_H + +/* GPIO name remapping */ +#define GPIO_EN_HDMI_PWR GPIO_EC_X_GPIO1 +#define GPIO_USB_C1_FRS_EN GPIO_EC_X_GPIO1 +#define GPIO_USB_C1_PPC_INT_ODL GPIO_X_EC_GPIO2 +#define GPIO_PS185_EC_DP_HPD GPIO_X_EC_GPIO2 +#define GPIO_USB_C1_DP_IN_HPD GPIO_EC_X_GPIO3 +#define GPIO_PS185_PWRDN_ODL GPIO_EC_X_GPIO3 + +#ifndef __ASSEMBLER__ + +#include "gpio_signal.h" + +enum board_sub_board { + SUB_BOARD_NONE = -1, + SUB_BOARD_TYPEC, + SUB_BOARD_HDMI, + SUB_BOARD_COUNT, +}; + +/** + * board_get_version() - Get the board version + * + * Read the ADC to obtain the board version + * + * @return board version in the range 0 to 14 inclusive + */ +int board_get_version(void); + +void ppc_interrupt(enum gpio_signal signal); +void bc12_interrupt(enum gpio_signal signal); +void x_ec_interrupt(enum gpio_signal signal); + +#endif /* !__ASSEMBLER__ */ +#endif /* __CROS_EC_BASEBOARD_COMMON_H */ diff --git a/zephyr/projects/corsola/src/board_chipset.c b/zephyr/projects/corsola/src/board_chipset.c new file mode 100644 index 0000000000..7e06a49792 --- /dev/null +++ b/zephyr/projects/corsola/src/board_chipset.c @@ -0,0 +1,24 @@ +/* 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. + */ + +/* Corsola baseboard-chipset specific configuration */ + +#include "common.h" +#include "gpio.h" +#include "hooks.h" + +/* Called on AP S3 -> S0 transition */ +static void board_chipset_resume(void) +{ + gpio_set_level(GPIO_EC_BL_EN_OD, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); + +/* Called on AP S0 -> S3 transition */ +static void board_chipset_suspend(void) +{ + gpio_set_level(GPIO_EC_BL_EN_OD, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); diff --git a/zephyr/projects/corsola/src/board_id.c b/zephyr/projects/corsola/src/board_id.c new file mode 100644 index 0000000000..c39cf050a8 --- /dev/null +++ b/zephyr/projects/corsola/src/board_id.c @@ -0,0 +1,107 @@ +/* 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 "adc.h" +#include "common.h" +#include "console.h" +#include "gpio.h" +#include "hooks.h" +#include "timer.h" +#include "util.h" + +/** + * Conversion based on following table: + * + * ID | Rp | Rd | Voltage + * | kOhm | kOhm | mV + * ---+------+------+-------- + * 0 | 51.1 | 2.2 | 136.2 + * 1 | 51.1 | 6.81 | 388.1 + * 2 | 51.1 | 11 | 584.5 + * 3 | 57.6 | 18 | 785.7 + * 4 | 51.1 | 22 | 993.2 + * 5 | 51.1 | 30 | 1220.7 + * 6 | 51.1 | 39.2 | 1432.6 + * 7 | 56 | 56 | 1650.0 + * 8 | 47 | 61.9 | 1875.8 + * 9 | 47 | 80.6 | 2084.5 + * 10 | 56 | 124 | 2273.3 + * 11 | 51.1 | 150 | 2461.5 + * 12 | 47 | 200 | 2672.1 + * 13 | 47 | 330 | 2888.6 + * 14 | 47 | 680 | 3086.7 + */ +const static int voltage_map[] = { + 136, + 388, + 584, + 785, + 993, + 1220, + 1432, + 1650, + 1875, + 2084, + 2273, + 2461, + 2672, + 2888, + 3086, +}; + +const int threshold_mv = 100; + +/** + * Convert ADC value to board id using the voltage table above. + * + * @param ch ADC channel to read, usually ADC_BOARD_ID_0 or ADC_BOARD_ID_1. + * + * @return a non-negative board id, or negative value if error. + */ +static int adc_value_to_numeric_id(enum adc_channel ch) +{ + int mv; + + gpio_set_level(GPIO_EN_EC_ID_ODL, 0); + /* Wait to allow cap charge */ + msleep(10); + + mv = adc_read_channel(ch); + if (mv == ADC_READ_ERROR) + mv = adc_read_channel(ch); + + gpio_set_level(GPIO_EN_EC_ID_ODL, 1); + + if (mv == ADC_READ_ERROR) + return -EC_ERROR_UNKNOWN; + + for (int i = 0; i < ARRAY_SIZE(voltage_map); i++) { + if (IN_RANGE(mv, voltage_map[i] - threshold_mv, + voltage_map[i] + threshold_mv)) + return i; + } + + return -EC_ERROR_UNKNOWN; +} + +static int version = -1; + +/* b/163963220: Cache ADC value before board_hibernate_late() reads it */ +static void board_version_init(void) +{ + version = adc_value_to_numeric_id(ADC_BOARD_ID_0); + if (version < 0) { + ccprints("WARN:BOARD_ID_0"); + ccprints("Assuming board id = 0"); + + version = 0; + } +} +DECLARE_HOOK(HOOK_INIT, board_version_init, HOOK_PRIO_INIT_ADC + 1); + +__override int board_get_version(void) +{ + return version; +} diff --git a/zephyr/projects/corsola/src/hibernate.c b/zephyr/projects/corsola/src/hibernate.c new file mode 100644 index 0000000000..c3752358bf --- /dev/null +++ b/zephyr/projects/corsola/src/hibernate.c @@ -0,0 +1,21 @@ +/* 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 "charger.h" +#include "driver/charger/isl923x_public.h" +#include "gpio.h" +#include "system.h" + +/* Corsola board specific hibernate implementation */ +__override void board_hibernate_late(void) +{ + if (IS_ENABLED(CONFIG_CHARGER_ISL9238C)) + isl9238c_hibernate(CHARGER_SOLO); + + gpio_set_level(GPIO_EN_ULP, 1); + + /* should not reach here */ + __builtin_unreachable(); +} diff --git a/zephyr/projects/corsola/src/krabby/battery.c b/zephyr/projects/corsola/src/krabby/battery.c new file mode 100644 index 0000000000..f07c38e1b8 --- /dev/null +++ b/zephyr/projects/corsola/src/krabby/battery.c @@ -0,0 +1,47 @@ +/* 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 "battery.h" +#include "battery_fuel_gauge.h" +#include "battery_smart.h" +#include "charge_manager.h" +#include "chipset.h" +#include "gpio.h" +#include "hooks.h" +#include "system.h" +#include "usb_pd.h" + +const struct board_batt_params board_battery_info[] = { + [BATTERY_C235] = { + .fuel_gauge = { + .manuf_name = "AS3GWRc3KA", + .device_name = "C235-41", + .ship_mode = { + .reg_addr = 0x0, + .reg_data = { 0x10, 0x10 }, + }, + .fet = { + .reg_addr = 0x99, + .reg_mask = 0x0c, + .disconnect_val = 0x0c, + } + }, + .batt_info = { + .voltage_max = 8800, + .voltage_normal = 7700, + .voltage_min = 6000, + .precharge_current = 256, + .start_charging_min_c = 0, + .start_charging_max_c = 45, + .charging_min_c = 0, + .charging_max_c = 60, + .discharging_min_c = 0, + .discharging_max_c = 60, + }, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT); + +const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_C235; diff --git a/zephyr/projects/corsola/src/krabby/board.c b/zephyr/projects/corsola/src/krabby/board.c new file mode 100644 index 0000000000..1e81aed838 --- /dev/null +++ b/zephyr/projects/corsola/src/krabby/board.c @@ -0,0 +1,176 @@ +/* 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. + */ +/* Corsola board configuration */ + +#include "adc.h" +#include "button.h" +#include "charge_manager.h" +#include "charge_state_v2.h" +#include "charger.h" +#include "chipset.h" +#include "common.h" +#include "console.h" +#include "driver/accel_lis2dw12.h" +#include "driver/accelgyro_icm_common.h" +#include "driver/accelgyro_icm426xx.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 "pwm.h" +#include "pwm_chip.h" +#include "regulator.h" +#include "spi.h" +#include "switch.h" +#include "tablet_mode.h" +#include "task.h" +#include "timer.h" +#include "uart.h" + +/* Initialize board. */ +static void board_init(void) +{ + /* Enable motion sensor interrupt */ + gpio_enable_interrupt(GPIO_BASE_IMU_INT_L); + gpio_enable_interrupt(GPIO_LID_ACCEL_INT_L); +} +DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); + +/* Sensor */ +static struct mutex g_base_mutex; +static struct mutex g_lid_mutex; + +static struct stprivate_data g_lis2dwl_data; +static struct icm_drv_data_t g_icm426xx_data; + +struct motion_sensor_t motion_sensors[] = { + /* + * Note: icm426xx: supports accelerometer and gyro sensor + * Requirement: accelerometer sensor must init before gyro sensor + * DO NOT change the order of the following table. + */ + [BASE_ACCEL] = { + .name = "Base Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM426XX, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm426xx_drv, + .mutex = &g_base_mutex, + .drv_data = &g_icm426xx_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM426XX_ADDR0_FLAGS, + .default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs. */ + .rot_standard_ref = NULL, + .min_frequency = ICM426XX_ACCEL_MIN_FREQ, + .max_frequency = ICM426XX_ACCEL_MAX_FREQ, + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + }, + }, + [BASE_GYRO] = { + .name = "Base Gyro", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM426XX, + .type = MOTIONSENSE_TYPE_GYRO, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm426xx_drv, + .mutex = &g_base_mutex, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM426XX_ADDR0_FLAGS, + .default_range = 1000, /* dps */ + .rot_standard_ref = NULL, + .min_frequency = ICM426XX_GYRO_MIN_FREQ, + .max_frequency = ICM426XX_GYRO_MAX_FREQ, + }, + [LID_ACCEL] = { + .name = "Lid Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_LIS2DWL, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_LID, + .drv = &lis2dw12_drv, + .mutex = &g_lid_mutex, + .drv_data = &g_lis2dwl_data, + .int_signal = GPIO_LID_ACCEL_INT_L, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = LIS2DWL_ADDR1_FLAGS, + .flags = MOTIONSENSE_FLAG_INT_SIGNAL, + .rot_standard_ref = NULL, /* identity matrix */ + .default_range = 2, /* g */ + .min_frequency = LIS2DW12_ODR_MIN_VAL, + .max_frequency = LIS2DW12_ODR_MAX_VAL, + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 12500 | ROUND_UP_FLAG, + }, + /* Sensor on for lid angle detection */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + }, + }, +}; +const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +void motion_interrupt(enum gpio_signal signal) +{ + icm426xx_interrupt(signal); +} + +/* ADC channels. Must be in the exactly same order as in enum adc_channel. */ +const struct adc_t adc_channels[] = { + /* Convert to mV (3000mV/1024). */ + {"VBUS_C0", ADC_MAX_MVOLT * 10, ADC_READ_MAX + 1, 0, CHIP_ADC_CH0}, + {"BOARD_ID_0", ADC_MAX_MVOLT, ADC_READ_MAX + 1, 0, CHIP_ADC_CH1}, + {"BOARD_ID_1", ADC_MAX_MVOLT, ADC_READ_MAX + 1, 0, CHIP_ADC_CH2}, + /* AMON/BMON gain = 17.97 */ + {"CHARGER_AMON_R", ADC_MAX_MVOLT * 1000 / 17.97, ADC_READ_MAX + 1, 0, + CHIP_ADC_CH3}, + {"VBUS_C1", ADC_MAX_MVOLT * 10, ADC_READ_MAX + 1, 0, CHIP_ADC_CH5}, + {"CHARGER_PMON", ADC_MAX_MVOLT, ADC_READ_MAX + 1, 0, CHIP_ADC_CH6}, +}; +BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); + +/* PWM */ + +/* + * PWM channels. Must be in the exactly same order as in enum pwm_channel. + * There total three 16 bits clock prescaler registers for all pwm channels, + * so use the same frequency and prescaler register setting is required if + * number of pwm channel greater than three. + */ +const struct pwm_t pwm_channels[] = { + [PWM_CH_LED1] = { + .channel = 0, + .flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ACTIVE_LOW, + .freq_hz = 324, /* maximum supported frequency */ + .pcfsr_sel = PWM_PRESCALER_C4 + }, + [PWM_CH_LED2] = { + .channel = 1, + .flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ACTIVE_LOW, + .freq_hz = 324, /* maximum supported frequency */ + .pcfsr_sel = PWM_PRESCALER_C4 + }, + [PWM_CH_LED3] = { + .channel = 2, + .flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ACTIVE_LOW, + .freq_hz = 324, /* maximum supported frequency */ + .pcfsr_sel = PWM_PRESCALER_C4 + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); diff --git a/zephyr/projects/corsola/src/krabby/hooks.c b/zephyr/projects/corsola/src/krabby/hooks.c new file mode 100644 index 0000000000..cea6667650 --- /dev/null +++ b/zephyr/projects/corsola/src/krabby/hooks.c @@ -0,0 +1,19 @@ +/* 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 "gpio.h" +#include "hooks.h" + +static void board_suspend(void) +{ + gpio_set_level(GPIO_EN_5V_USM, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_suspend, HOOK_PRIO_DEFAULT); + +static void board_resume(void) +{ + gpio_set_level(GPIO_EN_5V_USM, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_resume, HOOK_PRIO_DEFAULT); diff --git a/zephyr/projects/corsola/src/krabby/led.c b/zephyr/projects/corsola/src/krabby/led.c new file mode 100644 index 0000000000..1d3108c47b --- /dev/null +++ b/zephyr/projects/corsola/src/krabby/led.c @@ -0,0 +1,120 @@ +/* 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 "ec_commands.h" +#include "gpio.h" +#include "led_common.h" +#include "led_onoff_states.h" +#include "chipset.h" +#include "driver/bc12/mt6360.h" + +__override const int led_charge_lvl_1 = 5; +__override const int led_charge_lvl_2 = 95; + +__override struct led_descriptor + led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES] = { + [STATE_CHARGING_LVL_1] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} }, + [STATE_CHARGING_LVL_2] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} }, + [STATE_CHARGING_FULL_CHARGE] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} }, + [STATE_DISCHARGE_S0] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_DISCHARGE_S0_BAT_LOW] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} }, + [STATE_DISCHARGE_S3] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_DISCHARGE_S5] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_BATTERY_ERROR] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC}, + {LED_OFF, 1 * LED_ONE_SEC} }, + [STATE_FACTORY_TEST] = {{EC_LED_COLOR_WHITE, 2 * LED_ONE_SEC}, + {EC_LED_COLOR_AMBER, 2 * LED_ONE_SEC} }, +}; + +__override const struct led_descriptor + led_pwr_state_table[PWR_LED_NUM_STATES][LED_NUM_PHASES] = { + [PWR_LED_STATE_ON] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} }, + [PWR_LED_STATE_SUSPEND_AC] = {{EC_LED_COLOR_WHITE, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} }, + [PWR_LED_STATE_SUSPEND_NO_AC] = {{EC_LED_COLOR_WHITE, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} }, + [PWR_LED_STATE_OFF] = {{LED_OFF, LED_INDEFINITE} }, +}; + + +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_BATTERY_LED, + EC_LED_ID_POWER_LED, +}; + +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +__override void led_set_color_battery(enum ec_led_colors color) +{ + mt6360_led_set_brightness(MT6360_LED_RGB2, 50); + mt6360_led_set_brightness(MT6360_LED_RGB3, 50); + + switch (color) { + case EC_LED_COLOR_AMBER: + mt6360_led_enable(MT6360_LED_RGB2, 0); + mt6360_led_enable(MT6360_LED_RGB3, 1); + break; + case EC_LED_COLOR_WHITE: + mt6360_led_enable(MT6360_LED_RGB2, 1); + mt6360_led_enable(MT6360_LED_RGB3, 0); + break; + default: /* LED_OFF and other unsupported colors */ + mt6360_led_enable(MT6360_LED_RGB2, 0); + mt6360_led_enable(MT6360_LED_RGB3, 0); + break; + } +} + +__override void led_set_color_power(enum ec_led_colors color) +{ + mt6360_led_set_brightness(MT6360_LED_RGB1, 1); + mt6360_led_enable(MT6360_LED_RGB1, color == EC_LED_COLOR_WHITE); +} + +void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +{ + if (led_id == EC_LED_ID_BATTERY_LED) { + brightness_range[EC_LED_COLOR_AMBER] = + MT6360_LED_BRIGHTNESS_MAX; + brightness_range[EC_LED_COLOR_WHITE] = + MT6360_LED_BRIGHTNESS_MAX; + } else if (led_id == EC_LED_ID_POWER_LED) { + brightness_range[EC_LED_COLOR_WHITE] = + MT6360_LED_BRIGHTNESS_MAX; + } +} + +int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +{ + if (led_id == EC_LED_ID_BATTERY_LED) { + if (brightness[EC_LED_COLOR_AMBER] != 0) + led_set_color_battery(EC_LED_COLOR_AMBER); + else if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color_battery(EC_LED_COLOR_WHITE); + else + led_set_color_battery(LED_OFF); + } else if (led_id == EC_LED_ID_POWER_LED) { + if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color_power(EC_LED_COLOR_WHITE); + else + led_set_color_power(LED_OFF); + } + + return EC_SUCCESS; +} + +__override enum led_states board_led_get_state(enum led_states desired_state) +{ + if (desired_state == STATE_BATTERY_ERROR) { + if (chipset_in_state(CHIPSET_STATE_ON)) + return desired_state; + else if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND)) + return STATE_DISCHARGE_S3; + else + return STATE_DISCHARGE_S5; + } + return desired_state; +} diff --git a/zephyr/projects/corsola/src/krabby/usbc_config.c b/zephyr/projects/corsola/src/krabby/usbc_config.c new file mode 100644 index 0000000000..ee5d9483eb --- /dev/null +++ b/zephyr/projects/corsola/src/krabby/usbc_config.c @@ -0,0 +1,40 @@ +/* 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. + */ + +/* Krabby board-specific USB-C configuration */ + +#include "driver/tcpm/it83xx_pd.h" +#include "driver/usb_mux/ps8743.h" +#include "hooks.h" + +void board_usb_mux_init(void) +{ + if (board_get_sub_board() == SUB_BOARD_TYPEC) { + ps8743_tune_usb_eq(&usb_muxes[1], + PS8743_USB_EQ_TX_12_8_DB, + PS8743_USB_EQ_RX_12_8_DB); + ps8743_write(&usb_muxes[1], + PS8743_REG_HS_DET_THRESHOLD, + PS8743_USB_HS_THRESH_NEG_10); + } +} +DECLARE_HOOK(HOOK_INIT, board_usb_mux_init, HOOK_PRIO_INIT_I2C + 1); + +const struct cc_para_t *board_get_cc_tuning_parameter(enum usbpd_port port) +{ + const static struct cc_para_t + cc_parameter[CONFIG_USB_PD_ITE_ACTIVE_PORT_COUNT] = { + { + .rising_time = IT83XX_TX_PRE_DRIVING_TIME_1_UNIT, + .falling_time = IT83XX_TX_PRE_DRIVING_TIME_2_UNIT, + }, + { + .rising_time = IT83XX_TX_PRE_DRIVING_TIME_1_UNIT, + .falling_time = IT83XX_TX_PRE_DRIVING_TIME_2_UNIT, + }, + }; + + return &cc_parameter[port]; +} diff --git a/zephyr/projects/corsola/src/regulator.c b/zephyr/projects/corsola/src/regulator.c new file mode 100644 index 0000000000..35670bda82 --- /dev/null +++ b/zephyr/projects/corsola/src/regulator.c @@ -0,0 +1,46 @@ +/* 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 "common.h" +#include "bc12/mt6360_public.h" + +/* SD Card */ +int board_regulator_get_info(uint32_t index, char *name, + uint16_t *num_voltages, uint16_t *voltages_mv) +{ + enum mt6360_regulator_id id = index; + + return mt6360_regulator_get_info(id, name, num_voltages, + voltages_mv); +} + +int board_regulator_enable(uint32_t index, uint8_t enable) +{ + enum mt6360_regulator_id id = index; + + return mt6360_regulator_enable(id, enable); +} + +int board_regulator_is_enabled(uint32_t index, uint8_t *enabled) +{ + enum mt6360_regulator_id id = index; + + return mt6360_regulator_is_enabled(id, enabled); +} + +int board_regulator_set_voltage(uint32_t index, uint32_t min_mv, + uint32_t max_mv) +{ + enum mt6360_regulator_id id = index; + + return mt6360_regulator_set_voltage(id, min_mv, max_mv); +} + +int board_regulator_get_voltage(uint32_t index, uint32_t *voltage_mv) +{ + enum mt6360_regulator_id id = index; + + return mt6360_regulator_get_voltage(id, voltage_mv); +} diff --git a/zephyr/projects/corsola/src/usb_pd_policy.c b/zephyr/projects/corsola/src/usb_pd_policy.c new file mode 100644 index 0000000000..d0c576a398 --- /dev/null +++ b/zephyr/projects/corsola/src/usb_pd_policy.c @@ -0,0 +1,232 @@ +/* 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 "adc.h" +#include "atomic.h" +#include "baseboard_common.h" +#include "charge_manager.h" +#include "chipset.h" +#include "timer.h" +#include "usb_dp_alt_mode.h" +#include "usb_mux.h" +#include "usb_pd.h" +#include "usbc_ppc.h" + +#if CONFIG_USB_PD_3A_PORTS != 1 +#error Corsola reference must have at least one 3.0 A port +#endif + +#define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args) +#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args) + +int svdm_get_hpd_gpio(int port) +{ + /* HPD is low active, inverse the result */ + return !gpio_get_level(GPIO_EC_AP_DP_HPD_ODL); +} + +void svdm_set_hpd_gpio(int port, int en) +{ + /* + * HPD is low active, inverse the en + * TODO: C0&C1 shares the same HPD, implement FCFS policy. + */ + gpio_set_level(GPIO_EC_AP_DP_HPD_ODL, !en); +} + +/** + * Is the port fine to be muxed its DisplayPort lines? + * + * Only one port can be muxed to DisplayPort at a time. + * + * @param port Port number of TCPC. + * @return 1 is fine; 0 is bad as other port is already muxed; + */ +static int is_dp_muxable(int port) +{ + int i; + + for (i = 0; i < board_get_usb_pd_port_count(); i++) { + if (i != port) { + if (usb_mux_get(i) & USB_PD_MUX_DP_ENABLED) + return 0; + } + } + + return 1; +} + +__override int svdm_dp_attention(int port, uint32_t *payload) +{ + int lvl = PD_VDO_DPSTS_HPD_LVL(payload[1]); + int irq = PD_VDO_DPSTS_HPD_IRQ(payload[1]); +#ifdef CONFIG_USB_PD_DP_HPD_GPIO + int cur_lvl = svdm_get_hpd_gpio(port); +#endif /* CONFIG_USB_PD_DP_HPD_GPIO */ + mux_state_t mux_state; + + dp_status[port] = payload[1]; + + if (!is_dp_muxable(port)) { + /* TODO(waihong): Info user? */ + CPRINTS("p%d: The other port is already muxed.", port); + return 0; /* nak */ + } + + if (lvl) + gpio_set_level_verbose(CC_USBPD, GPIO_DP_AUX_PATH_SEL, port); + + if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND) && + (irq || lvl)) + /* + * Wake up the AP. IRQ or level high indicates a DP sink is now + * present. + */ + if (IS_ENABLED(CONFIG_MKBP_EVENT)) + pd_notify_dp_alt_mode_entry(port); + + /* Its initial DP status message prior to config */ + if (!(dp_flags[port] & DP_FLAGS_DP_ON)) { + if (lvl) + dp_flags[port] |= DP_FLAGS_HPD_HI_PENDING; + return 1; + } + +#ifdef CONFIG_USB_PD_DP_HPD_GPIO + if (irq && !lvl) { + /* + * IRQ can only be generated when the level is high, because + * the IRQ is signaled by a short low pulse from the high level. + */ + CPRINTF("ERR:HPD:IRQ&LOW\n"); + return 0; /* nak */ + } + + if (irq && cur_lvl) { + uint64_t now = get_time().val; + /* wait for the minimum spacing between IRQ_HPD if needed */ + if (now < svdm_hpd_deadline[port]) + usleep(svdm_hpd_deadline[port] - now); + + /* generate IRQ_HPD pulse */ + svdm_set_hpd_gpio(port, 0); + /* + * b/171172053#comment14: since the HPD_DSTREAM_DEBOUNCE_IRQ is + * very short (500us), we can use udelay instead of usleep for + * more stable pulse period. + */ + udelay(HPD_DSTREAM_DEBOUNCE_IRQ); + svdm_set_hpd_gpio(port, 1); + } else { + svdm_set_hpd_gpio(port, lvl); + } + + /* set the minimum time delay (2ms) for the next HPD IRQ */ + svdm_hpd_deadline[port] = get_time().val + HPD_USTREAM_DEBOUNCE_LVL; +#endif /* CONFIG_USB_PD_DP_HPD_GPIO */ + + mux_state = (lvl ? USB_PD_MUX_HPD_LVL : USB_PD_MUX_HPD_LVL_DEASSERTED) | + (irq ? USB_PD_MUX_HPD_IRQ : USB_PD_MUX_HPD_IRQ_DEASSERTED); + usb_mux_hpd_update(port, mux_state); + +#ifdef USB_PD_PORT_TCPC_MST + if (port == USB_PD_PORT_TCPC_MST) + baseboard_mst_enable_control(port, lvl); +#endif + + /* ack */ + return 1; +} + +__override void svdm_exit_dp_mode(int port) +{ +#ifdef CONFIG_USB_PD_DP_HPD_GPIO + svdm_set_hpd_gpio(port, 0); +#endif /* CONFIG_USB_PD_DP_HPD_GPIO */ + usb_mux_hpd_update(port, USB_PD_MUX_HPD_LVL_DEASSERTED | + USB_PD_MUX_HPD_IRQ_DEASSERTED); + +#ifdef USB_PD_PORT_TCPC_MST + if (port == USB_PD_PORT_TCPC_MST) + baseboard_mst_enable_control(port, 0); +#endif +} + +int pd_snk_is_vbus_provided(int port) +{ + static int vbus_prev[CONFIG_USB_PD_PORT_MAX_COUNT]; + int vbus; + + /* + * (b:181203590#comment20) TODO(yllin): use + * PD_VSINK_DISCONNECT_PD for non-5V case. + */ + vbus = adc_read_channel(board_get_vbus_adc(port)) >= + PD_V_SINK_DISCONNECT_MAX; + +#ifdef CONFIG_USB_CHARGER + /* + * There's no PPC to inform VBUS change for usb_charger, so inform + * the usb_charger now. + */ + if (!!(vbus_prev[port] != vbus)) + usb_charger_vbus_change(port, vbus); + + if (vbus) + atomic_or(&vbus_prev[port], 1); + else + atomic_clear(&vbus_prev[port]); +#endif + return vbus; +} + +void pd_power_supply_reset(int port) +{ + int prev_en; + + prev_en = ppc_is_sourcing_vbus(port); + + /* Disable VBUS. */ + ppc_vbus_source_enable(port, 0); + + /* Enable discharge if we were previously sourcing 5V */ + if (prev_en) + pd_set_vbus_discharge(port, 1); + + /* Notify host of power info change. */ + pd_send_host_event(PD_EVENT_POWER_CHANGE); +} + +int pd_check_vconn_swap(int port) +{ + /* Allow Vconn swap if AP is on. */ + return chipset_in_state(CHIPSET_STATE_SUSPEND | CHIPSET_STATE_ON); +} + +int pd_set_power_supply_ready(int port) +{ + int rv; + + /* Disable charging. */ + rv = ppc_vbus_sink_enable(port, 0); + if (rv) + return rv; + + pd_set_vbus_discharge(port, 0); + + /* Provide Vbus. */ + rv = ppc_vbus_source_enable(port, 1); + if (rv) + return rv; + + /* Notify host of power info change. */ + pd_send_host_event(PD_EVENT_POWER_CHANGE); + + return EC_SUCCESS; +} + +int board_vbus_source_enabled(int port) +{ + return ppc_is_sourcing_vbus(port); +} diff --git a/zephyr/projects/corsola/src/usbc_config.c b/zephyr/projects/corsola/src/usbc_config.c new file mode 100644 index 0000000000..30859fdc0d --- /dev/null +++ b/zephyr/projects/corsola/src/usbc_config.c @@ -0,0 +1,420 @@ +/* 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. + */ + +/* Corsola baseboard-specific USB-C configuration */ + +#include "adc.h" +#include "baseboard_common.h" +#include "bc12/pi3usb9201_public.h" +#include "bc12/mt6360_public.h" +#include "button.h" +#include "charger.h" +#include "charge_state_v2.h" +#include "charger/isl923x_public.h" +#include "console.h" +#include "ec_commands.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "i2c.h" +#include "lid_switch.h" +#include "task.h" +#include "ppc/syv682x_public.h" +#include "power.h" +#include "power_button.h" +#include "spi.h" +#include "switch.h" +#include "tablet_mode.h" +#include "tcpm/it8xxx2_pd_public.h" +#include "uart.h" +#include "usbc_ppc.h" +#include "usb_charge.h" +#include "usb_mux.h" +#include "usb_mux/ps8743_public.h" +#include "usb_mux/it5205_public.h" +#include "usb_pd_tcpm.h" +#include "usbc_ppc.h" + +#define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) +#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args) +#define CPRINTF(format, args...) cprintf(CC_SYSTEM, format, ## args) + +const struct charger_config_t chg_chips[] = { + { + .i2c_port = I2C_PORT_CHARGER, + .i2c_addr_flags = ISL923X_ADDR_FLAGS, + .drv = &isl923x_drv, + }, +}; + +/* Baseboard */ + +static void baseboard_init(void) +{ + gpio_enable_interrupt(GPIO_USB_C0_PPC_BC12_INT_ODL); + gpio_enable_interrupt(GPIO_AP_XHCI_INIT_DONE); +} +DECLARE_HOOK(HOOK_INIT, baseboard_init, HOOK_PRIO_DEFAULT-1); + +/* Sub-board */ + +enum board_sub_board board_get_sub_board(void) +{ + static enum board_sub_board sub = SUB_BOARD_NONE; + + if (sub != SUB_BOARD_NONE) + return sub; + + /* HDMI board has external pull high. */ + if (gpio_get_level(GPIO_EC_X_GPIO3)) { + sub = SUB_BOARD_HDMI; + /* Only has 1 PPC with HDMI subboard */ + ppc_cnt = 1; + /* EC_X_GPIO1 */ + gpio_set_flags(GPIO_EN_HDMI_PWR, GPIO_OUT_HIGH); + /* X_EC_GPIO2 */ + gpio_set_flags(GPIO_PS185_EC_DP_HPD, GPIO_INT_BOTH); + /* EC_X_GPIO3 */ + gpio_set_flags(GPIO_PS185_PWRDN_ODL, GPIO_ODR_HIGH); + } else { + sub = SUB_BOARD_TYPEC; + /* EC_X_GPIO1 */ + gpio_set_flags(GPIO_USB_C1_FRS_EN, GPIO_OUT_LOW); + /* X_EC_GPIO2 */ + gpio_set_flags(GPIO_USB_C1_PPC_INT_ODL, + GPIO_INT_BOTH | GPIO_PULL_UP); + /* EC_X_GPIO3 */ + gpio_set_flags(GPIO_USB_C1_DP_IN_HPD, GPIO_OUT_LOW); + } + + CPRINTS("Detect %s SUB", sub == SUB_BOARD_HDMI ? "HDMI" : "TYPEC"); + return sub; +} + +static void sub_board_init(void) +{ + board_get_sub_board(); +} +DECLARE_HOOK(HOOK_INIT, sub_board_init, HOOK_PRIO_INIT_I2C - 1); + +/* Detect subboard */ +static void board_tcpc_init(void) +{ + /* C1: GPIO_USB_C1_PPC_INT_ODL & HDMI: GPIO_PS185_EC_DP_HPD */ + gpio_enable_interrupt(GPIO_X_EC_GPIO2); + + /* If this is not a Type-C subboard, disable the task. */ + if (board_get_sub_board() != SUB_BOARD_TYPEC) + task_disable_task(TASK_ID_PD_C1); +} +/* Must be done after I2C and subboard */ +DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C + 1); + +/* PPC */ +struct ppc_config_t ppc_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .i2c_port = I2C_PORT_PPC0, + .i2c_addr_flags = SYV682X_ADDR0_FLAGS, + .drv = &syv682x_drv, + .frs_en = GPIO_USB_C0_PPC_FRSINFO, + }, + { + .i2c_port = I2C_PORT_PPC1, + .i2c_addr_flags = SYV682X_ADDR0_FLAGS, + .drv = &syv682x_drv, + .frs_en = GPIO_USB_C1_FRS_EN, + }, +}; +unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); + +/* BC12 */ +const struct mt6360_config_t mt6360_config = { + .i2c_port = I2C_PORT_POWER, + .i2c_addr_flags = MT6360_PMU_I2C_ADDR_FLAGS, +}; + +const struct pi3usb9201_config_t + pi3usb9201_bc12_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { + /* [0]: unused */ + [1] = { + .i2c_port = I2C_PORT_PPC1, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + } +}; + +struct bc12_config bc12_ports[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { .drv = &mt6360_drv }, + { .drv = &pi3usb9201_drv }, +}; + +void bc12_interrupt(enum gpio_signal signal) +{ + task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12); +} + +static void board_sub_bc12_init(void) +{ + if (board_get_sub_board() == SUB_BOARD_TYPEC) + gpio_enable_interrupt(GPIO_USB_C1_BC12_CHARGER_INT_ODL); + else + /* If this is not a Type-C subboard, disable the task. */ + task_disable_task(TASK_ID_USB_CHG_P1); +} +/* Must be done after I2C and subboard */ +DECLARE_HOOK(HOOK_INIT, board_sub_bc12_init, HOOK_PRIO_INIT_I2C + 1); + +__override uint8_t board_get_usb_pd_port_count(void) +{ + if (board_get_sub_board() == SUB_BOARD_TYPEC) + return CONFIG_USB_PD_PORT_MAX_COUNT; + else + return CONFIG_USB_PD_PORT_MAX_COUNT - 1; +} + +/* USB-A */ +const int usb_port_enable[] = { + GPIO_EN_PP5000_USB_A0_VBUS, +}; +BUILD_ASSERT(ARRAY_SIZE(usb_port_enable) == USB_PORT_COUNT); + +void usb_a0_interrupt(enum gpio_signal signal) +{ + enum usb_charge_mode mode = gpio_get_level(signal) ? + USB_CHARGE_MODE_ENABLED : USB_CHARGE_MODE_DISABLED; + + for (int i = 0; i < USB_PORT_COUNT; i++) + usb_charge_set_mode(i, mode, USB_ALLOW_SUSPEND_CHARGE); +} + +static int board_ps8743_mux_set(const struct usb_mux *me, + mux_state_t mux_state) +{ + int rv = EC_SUCCESS; + int reg = 0; + + rv = ps8743_read(me, PS8743_REG_MODE, ®); + if (rv) + return rv; + + /* Disable FLIP pin, enable I2C control. */ + reg |= PS8743_MODE_FLIP_REG_CONTROL; + /* Disable CE_USB pin, enable I2C control. */ + reg |= PS8743_MODE_USB_REG_CONTROL; + /* Disable CE_DP pin, enable I2C control. */ + reg |= PS8743_MODE_DP_REG_CONTROL; + + /* + * DP specific config + * + * Enable/Disable IN_HPD on the DB. + */ + gpio_set_level(GPIO_USB_C1_DP_IN_HPD, + mux_state & USB_PD_MUX_DP_ENABLED); + + return ps8743_write(me, PS8743_REG_MODE, reg); +} + +const struct usb_mux usbc0_virtual_mux = { + .usb_port = 0, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, +}; + +const struct usb_mux usbc1_virtual_mux = { + .usb_port = 1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, +}; + +const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .usb_port = 0, + .i2c_port = I2C_PORT_USB_MUX0, + .i2c_addr_flags = IT5205_I2C_ADDR1_FLAGS, + .driver = &it5205_usb_mux_driver, + .next_mux = &usbc0_virtual_mux, + }, + { + .usb_port = 1, + .i2c_port = I2C_PORT_USB_MUX1, + .i2c_addr_flags = PS8743_I2C_ADDR0_FLAG, + .driver = &ps8743_usb_mux_driver, + .next_mux = &usbc1_virtual_mux, + .board_set = &board_ps8743_mux_set, + }, +}; + +void board_overcurrent_event(int port, int is_overcurrented) +{ + /* TODO: check correct operation for Corsola */ +} + +/* TCPC */ +const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .bus_type = EC_BUS_TYPE_EMBEDDED, + /* TCPC is embedded within EC so no i2c config needed */ + .drv = &it8xxx2_tcpm_drv, + /* Alert is active-low, push-pull */ + .flags = 0, + }, + { + .bus_type = EC_BUS_TYPE_EMBEDDED, + /* TCPC is embedded within EC so no i2c config needed */ + .drv = &it8xxx2_tcpm_drv, + /* Alert is active-low, push-pull */ + .flags = 0, + }, +}; + +uint16_t tcpc_get_alert_status(void) +{ + /* + * C0 & C1: TCPC is embedded in the EC and processes interrupts in the + * chip code (it83xx/intc.c) + */ + return 0; +} + +void board_reset_pd_mcu(void) +{ + /* + * C0 & C1: TCPC is embedded in the EC and processes interrupts in the + * chip code (it83xx/intc.c) + */ +} + +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 board_pd_vconn_ctrl(int port, enum usbpd_cc_pin cc_pin, int enabled) +{ + /* + * We ignore the cc_pin and PPC vconn because polarity and PPC vconn + * should already be set correctly in the PPC driver via the pd + * state machine. + */ +} + +int board_set_active_charge_port(int port) +{ + int i; + int is_valid_port = port == 0 || (port == 1 && board_get_sub_board() == + SUB_BOARD_TYPEC); + + if (!is_valid_port && port != CHARGE_PORT_NONE) + return EC_ERROR_INVAL; + + if (port == CHARGE_PORT_NONE) { + CPRINTS("Disabling all charger ports"); + + /* Disable all ports. */ + for (i = 0; i < ppc_cnt; 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)) + CPRINTS("Disabling C%d as sink failed.", i); + } + + return EC_SUCCESS; + } + + /* Check if the port is sourcing VBUS. */ + if (ppc_is_sourcing_vbus(port)) { + CPRINTS("Skip enable C%d", port); + return EC_ERROR_INVAL; + } + + CPRINTS("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)) + CPRINTS("C%d: sink path disable failed.", i); + } + + /* Enable requested charge port. */ + if (ppc_vbus_sink_enable(port, 1)) { + CPRINTS("C%d: sink path enable failed.", port); + return EC_ERROR_UNKNOWN; + } + + return EC_SUCCESS; +} + +/** + * Handle PS185 HPD changing state. + */ +int debounced_hpd; + +static void ps185_hdmi_hpd_deferred(void) +{ + const int new_hpd = gpio_get_level(GPIO_PS185_EC_DP_HPD); + + /* HPD status not changed, probably a glitch, just return. */ + if (debounced_hpd == new_hpd) + return; + + debounced_hpd = new_hpd; + + gpio_set_level(GPIO_EC_AP_DP_HPD_ODL, !debounced_hpd); + CPRINTS(debounced_hpd ? "HDMI plug" : "HDMI unplug"); +} +DECLARE_DEFERRED(ps185_hdmi_hpd_deferred); + +#define PS185_HPD_DEBOUCE 250 + +static void hdmi_hpd_interrupt(enum gpio_signal signal) +{ + hook_call_deferred(&ps185_hdmi_hpd_deferred_data, PS185_HPD_DEBOUCE); +} + +/* HDMI/TYPE-C function shared subboard interrupt */ +void x_ec_interrupt(enum gpio_signal signal) +{ + int sub = board_get_sub_board(); + + if (sub == SUB_BOARD_TYPEC) + /* C1: PPC interrupt */ + syv682x_interrupt(1); + else if (sub == SUB_BOARD_HDMI) + hdmi_hpd_interrupt(signal); + else + CPRINTS("Undetected subboard interrupt."); +} + +int ppc_get_alert_status(int port) +{ + if (port == 0) + return gpio_get_level(GPIO_USB_C0_PPC_BC12_INT_ODL) == 0; + if (port == 1 && board_get_sub_board() == SUB_BOARD_TYPEC) + return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0; + + return 0; +} + +#ifdef CONFIG_USB_PD_VBUS_MEASURE_ADC_EACH_PORT +enum adc_channel board_get_vbus_adc(int port) +{ + if (port == 0) + return ADC_VBUS_C0; + if (port == 1) + return ADC_VBUS_C1; + CPRINTSUSB("Unknown vbus adc port id: %d", port); + return ADC_VBUS_C0; +} +#endif /* CONFIG_USB_PD_VBUS_MEASURE_ADC_EACH_PORT */ |