diff options
Diffstat (limited to 'board/kevin/board.c')
| -rw-r--r-- | board/kevin/board.c | 638 |
1 files changed, 3 insertions, 635 deletions
diff --git a/board/kevin/board.c b/board/kevin/board.c index 71bc55243b..7cafbebcef 100644 --- a/board/kevin/board.c +++ b/board/kevin/board.c @@ -3,639 +3,7 @@ * found in the LICENSE file. */ -#include "adc.h" -#include "adc_chip.h" -#include "als.h" -#include "backlight.h" -#include "button.h" -#include "charge_manager.h" -#include "charge_state.h" -#include "charger.h" -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "ec_commands.h" -#include "driver/accel_bma2x2.h" -#include "driver/accel_kionix.h" -#include "driver/accel_kx022.h" -#include "driver/accelgyro_bmi160.h" -#include "driver/als_opt3001.h" -#include "driver/baro_bmp280.h" -#include "driver/charger/bd9995x.h" -#include "driver/tcpm/fusb302.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "host_command.h" -#include "i2c.h" -#include "keyboard_scan.h" -#include "lid_switch.h" -#include "power.h" -#include "power_button.h" -#include "pwm.h" -#include "pwm_chip.h" -#include "registers.h" -#include "shi_chip.h" -#include "spi.h" -#include "switch.h" -#include "system.h" -#include "task.h" -#include "tcpm.h" -#include "timer.h" -#include "thermal.h" -#include "usb_charge.h" -#include "usb_mux.h" -#include "usb_pd_tcpm.h" -#include "util.h" - -#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) - -static void tcpc_alert_event(enum gpio_signal signal) -{ -#ifdef HAS_TASK_PDCMD - /* Exchange status with TCPCs */ - host_command_pd_send_status(PD_CHARGE_NO_CHANGE); -#endif -} - -static void overtemp_interrupt(enum gpio_signal signal) -{ - CPRINTS("AP wants shutdown"); - chipset_force_shutdown(); -} - -static void warm_reset_request_interrupt(enum gpio_signal signal) -{ - CPRINTS("AP wants warm reset"); - chipset_reset(); -} - -#include "gpio_list.h" - -/******************************************************************************/ -/* ADC channels. Must be in the exactly same order as in enum adc_channel. */ -const struct adc_t adc_channels[] = { - [ADC_BOARD_ID] = { - "BOARD_ID", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX+1, 0 }, - [ADC_PP900_AP] = { - "PP900_AP", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX+1, 0 }, - [ADC_PP1200_LPDDR] = { - "PP1200_LPDDR", NPCX_ADC_CH2, ADC_MAX_VOLT, ADC_READ_MAX+1, 0 }, - [ADC_PPVAR_CLOGIC] = { - "PPVAR_CLOGIC", - NPCX_ADC_CH3, ADC_MAX_VOLT, ADC_READ_MAX+1, 0 }, - [ADC_PPVAR_LOGIC] = { - "PPVAR_LOGIC", NPCX_ADC_CH4, ADC_MAX_VOLT, ADC_READ_MAX+1, 0 }, -}; -BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); - -/******************************************************************************/ -/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */ -const struct pwm_t pwm_channels[] = { -#ifdef BOARD_KEVIN - [PWM_CH_LED_GREEN] = { 0, PWM_CONFIG_DSLEEP, 100 }, -#endif -#ifdef BOARD_KEVIN - [PWM_CH_DISPLIGHT] = { 2, 0, 210 }, -#else - /* ArcticSand part on Gru requires >= 2.6KHz */ - [PWM_CH_DISPLIGHT] = { 2, 0, 2600 }, -#endif - [PWM_CH_LED_RED] = { 3, PWM_CONFIG_DSLEEP, 100 }, -#ifdef BOARD_KEVIN - [PWM_CH_LED_BLUE] = { 4, PWM_CONFIG_DSLEEP, 100 }, +/* Board is only valid for host tools */ +#ifndef HOST_TOOLS_BUILD +#error "Can only build for host tools" #endif -}; -BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); - -/******************************************************************************/ -/* I2C ports */ -const struct i2c_port_t i2c_ports[] = { - {"tcpc0", NPCX_I2C_PORT0_0, 1000, GPIO_I2C0_SCL0, GPIO_I2C0_SDA0}, - {"tcpc1", NPCX_I2C_PORT0_1, 1000, GPIO_I2C0_SCL1, GPIO_I2C0_SDA1}, - {"sensors", NPCX_I2C_PORT1, 400, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, - {"charger", NPCX_I2C_PORT2, 400, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, - {"battery", NPCX_I2C_PORT3, 100, GPIO_I2C3_SCL, GPIO_I2C3_SDA}, -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -/* power signal list. Must match order of enum power_signal. */ -const struct power_signal_info power_signal_list[] = { - {GPIO_PP5000_PG, POWER_SIGNAL_ACTIVE_HIGH, "PP5000_PWR_GOOD"}, - {GPIO_TPS65261_PG, POWER_SIGNAL_ACTIVE_HIGH, "SYS_PWR_GOOD"}, - {GPIO_AP_CORE_PG, POWER_SIGNAL_ACTIVE_HIGH, "AP_PWR_GOOD"}, - {GPIO_AP_EC_S3_S0_L, POWER_SIGNAL_ACTIVE_LOW, "SUSPEND_DEASSERTED"}, -}; -BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); - -/******************************************************************************/ -/* SPI devices */ -const struct spi_device_t spi_devices[] = { - { CONFIG_SPI_ACCEL_PORT, 1, GPIO_SPI_SENSOR_CS_L } -}; -const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices); - -/******************************************************************************/ -/* Wake-up pins for hibernate */ -const enum gpio_signal hibernate_wake_pins[] = { - GPIO_POWER_BUTTON_L, GPIO_CHARGER_INT_L, GPIO_LID_OPEN -}; -const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins); - -/******************************************************************************/ -/* Keyboard scan setting */ -struct keyboard_scan_config keyscan_config = { -#ifdef BOARD_KEVIN - .output_settle_us = 40, -#else - /* Extra delay when KSO2 is tied to cr50 */ - .output_settle_us = 60, -#endif - .debounce_down_us = 6 * MSEC, - .debounce_up_us = 30 * MSEC, - .scan_period_us = 1500, - .min_post_scan_delay_us = 1000, - .poll_timeout_us = SECOND, - .actual_key_mask = { - 0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, - 0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xc8 /* full set with lock key */ - }, -}; - -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = { - {I2C_PORT_TCPC0, FUSB302_I2C_SLAVE_ADDR, &fusb302_tcpm_drv}, - {I2C_PORT_TCPC1, FUSB302_I2C_SLAVE_ADDR, &fusb302_tcpm_drv}, -}; - -struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = { - { - .port_addr = 0, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, - { - .port_addr = 1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, -}; - -void board_reset_pd_mcu(void) -{ -} - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - - if (!gpio_get_level(GPIO_USB_C0_PD_INT_L)) - status |= PD_STATUS_TCPC_ALERT_0; - if (!gpio_get_level(GPIO_USB_C1_PD_INT_L)) - status |= PD_STATUS_TCPC_ALERT_1; - - return status; -} - -int board_set_active_charge_port(int charge_port) -{ - enum bd9995x_charge_port bd9995x_port; - int bd9995x_port_select = 1; - - switch (charge_port) { - case 0: case 1: - /* Don't charge from a source port */ - if (board_vbus_source_enabled(charge_port)) - return -1; - - bd9995x_port = charge_port; - break; - case CHARGE_PORT_NONE: - bd9995x_port_select = 0; - bd9995x_port = BD9995X_CHARGE_PORT_BOTH; - break; - default: - panic("Invalid charge port\n"); - break; - } - - CPRINTS("New chg p%d", charge_port); - - return bd9995x_select_input_port(bd9995x_port, bd9995x_port_select); -} - -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); -} - -int extpower_is_present(void) -{ - int port; - int p0_src = board_vbus_source_enabled(0); - int p1_src = board_vbus_source_enabled(1); - - /* - * The charger will indicate VBUS presence if we're sourcing 5V, - * so exclude such ports. - */ - if (p0_src && p1_src) - return 0; - else if (!p0_src && !p1_src) - port = BD9995X_CHARGE_PORT_BOTH; - else - port = p0_src; - - return bd9995x_is_vbus_provided(port); -} - -int pd_snk_is_vbus_provided(int port) -{ - if (port != 0 && port != 1) - panic("Invalid charge port\n"); - - return bd9995x_is_vbus_provided(port); -} - -static void board_spi_enable(void) -{ - spi_enable(CONFIG_SPI_ACCEL_PORT, 1); -} -DECLARE_HOOK(HOOK_CHIPSET_STARTUP, - board_spi_enable, - MOTION_SENSE_HOOK_PRIO - 1); - -static void board_spi_disable(void) -{ - spi_enable(CONFIG_SPI_ACCEL_PORT, 0); -} -DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, - board_spi_disable, - MOTION_SENSE_HOOK_PRIO + 1); - -/* - * Reset our charger IC on power-on. This will briefly cut extpower to the - * system, so skip the reset if our battery can't provide sufficient charge - * to briefly power the system. - * TODO(shawnn): Move to common code. - */ -static void board_reset_charger(void) -{ - int bat_pct = 0; - - if (!system_jumped_to_this_image() && - battery_is_present() == BP_YES && - battery_get_disconnect_state() != BATTERY_DISCONNECTED) { - if (battery_state_of_charge_abs(&bat_pct) || - bat_pct < CONFIG_CHARGER_MIN_BAT_PCT_FOR_POWER_ON) - return; - charger_set_mode(CHARGE_FLAG_POR_RESET); - } -} -DECLARE_HOOK(HOOK_INIT, board_reset_charger, HOOK_PRIO_INIT_EXTPOWER - 1); - -static void board_init(void) -{ - /* Enable TCPC alert interrupts */ - gpio_enable_interrupt(GPIO_USB_C0_PD_INT_L); - gpio_enable_interrupt(GPIO_USB_C1_PD_INT_L); - - /* Enable charger interrupt for BC1.2 detection on attach / detach */ - gpio_enable_interrupt(GPIO_CHARGER_INT_L); - - /* Enable reboot / shutdown control inputs from AP */ - gpio_enable_interrupt(GPIO_WARM_RESET_REQ); - gpio_enable_interrupt(GPIO_AP_OVERTEMP); - - /* Enable interrupts from BMI160 sensor. */ - gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L); - - /* Sensor Init */ - if (system_jumped_to_this_image() && chipset_in_state(CHIPSET_STATE_ON)) - board_spi_enable(); -} -DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); - -void board_hibernate(void) -{ - int i; - int rv; - - /* - * Disable the power enables for the TCPCs since we're going into - * hibernate. The charger VBUS interrupt will wake us up and reset the - * EC. Upon init, we'll reinitialize the TCPCs to be at full power. - */ - CPRINTS("Set TCPCs to low power"); - for (i = 0; i < CONFIG_USB_PD_PORT_COUNT; i++) { - rv = tcpc_write(i, TCPC_REG_POWER, TCPC_REG_POWER_PWR_LOW); - if (rv) - CPRINTS("Error setting TCPC %d", i); - } - - cflush(); -} - -enum kevin_board_version { - BOARD_VERSION_UNKNOWN = -1, - BOARD_VERSION_REV0 = 0, - BOARD_VERSION_REV1 = 1, - BOARD_VERSION_REV2 = 2, - BOARD_VERSION_REV3 = 3, - BOARD_VERSION_REV4 = 4, - BOARD_VERSION_REV5 = 5, - BOARD_VERSION_REV6 = 6, - BOARD_VERSION_REV7 = 7, - BOARD_VERSION_REV8 = 8, - BOARD_VERSION_REV9 = 9, - BOARD_VERSION_REV10 = 10, - BOARD_VERSION_REV11 = 11, - BOARD_VERSION_REV12 = 12, - BOARD_VERSION_REV13 = 13, - BOARD_VERSION_REV14 = 14, - BOARD_VERSION_REV15 = 15, - BOARD_VERSION_COUNT, -}; - -struct { - enum kevin_board_version version; - int expect_mv; -} const kevin_boards[] = { - { BOARD_VERSION_REV0, 109 }, /* 51.1K , 2.2K(gru 3.3K) ohm */ - { BOARD_VERSION_REV1, 211 }, /* 51.1k , 6.8K ohm */ - { BOARD_VERSION_REV2, 319 }, /* 51.1K , 11K ohm */ - { BOARD_VERSION_REV3, 427 }, /* 56K , 17.4K ohm */ - { BOARD_VERSION_REV4, 542 }, /* 51.1K , 22K ohm */ - { BOARD_VERSION_REV5, 666 }, /* 51.1K , 30K ohm */ - { BOARD_VERSION_REV6, 781 }, /* 51.1K , 39.2K ohm */ - { BOARD_VERSION_REV7, 900 }, /* 56K , 56K ohm */ - { BOARD_VERSION_REV8, 1023 }, /* 47K , 61.9K ohm */ - { BOARD_VERSION_REV9, 1137 }, /* 47K , 80.6K ohm */ - { BOARD_VERSION_REV10, 1240 }, /* 56K , 124K ohm */ - { BOARD_VERSION_REV11, 1343 }, /* 51.1K , 150K ohm */ - { BOARD_VERSION_REV12, 1457 }, /* 47K , 200K ohm */ - { BOARD_VERSION_REV13, 1576 }, /* 47K , 330K ohm */ - { BOARD_VERSION_REV14, 1684 }, /* 47K , 680K ohm */ - { BOARD_VERSION_REV15, 1800 }, /* 56K , NC */ -}; -BUILD_ASSERT(ARRAY_SIZE(kevin_boards) == BOARD_VERSION_COUNT); - -#define THRESHOLD_MV 56 /* Simply assume 1800/16/2 */ - -int board_get_version(void) -{ - static int version = BOARD_VERSION_UNKNOWN; - int mv; - int i; - - if (version != BOARD_VERSION_UNKNOWN) - return version; - - gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 0); - /* Wait to allow cap charge */ - msleep(10); - mv = adc_read_channel(ADC_BOARD_ID); - - /* TODO(crosbug.com/p/54971): Fix failure on first ADC conversion. */ - if (mv == ADC_READ_ERROR) - mv = adc_read_channel(ADC_BOARD_ID); - - gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 1); - - for (i = 0; i < BOARD_VERSION_COUNT; ++i) { - if (mv < kevin_boards[i].expect_mv + THRESHOLD_MV) { - version = kevin_boards[i].version; - break; - } - } - - return version; -} - -/* Mutexes */ -static struct mutex g_base_mutex; -static struct mutex g_lid_mutex; - -static struct bmi160_drv_data_t g_bmi160_data; - -#ifdef BOARD_KEVIN -/* BMA255 private data */ -static struct accelgyro_saved_data_t g_bma255_data; - -/* Matrix to rotate accelrator into standard reference frame */ -const matrix_3x3_t base_standard_ref = { - { 0, FLOAT_TO_FP(1), 0}, - { FLOAT_TO_FP(1), 0, 0}, - { 0, 0, FLOAT_TO_FP(-1)} -}; - -const matrix_3x3_t lid_standard_ref = { - { 0, FLOAT_TO_FP(1), 0}, - { FLOAT_TO_FP(-1), 0, 0}, - { 0, 0, FLOAT_TO_FP(1)} -}; -#else -/* Matrix to rotate accelerometer into standard reference frame */ -const matrix_3x3_t base_standard_ref = { - { FLOAT_TO_FP(-1), 0, 0}, - { 0, FLOAT_TO_FP(1), 0}, - { 0, 0, FLOAT_TO_FP(-1)} -}; - -const matrix_3x3_t lid_standard_ref = { - { 0, FLOAT_TO_FP(1), 0}, - { FLOAT_TO_FP(-1), 0, 0}, - { 0, 0, FLOAT_TO_FP(1)} -}; - -static struct kionix_accel_data g_kx022_data; -static struct bmp280_drv_data_t bmp280_drv_data; - -/* ALS instances. Must be in same order as enum als_id. */ -struct als_t als[] = { - /* FIXME(dhendrix): verify attenuation_factor */ - {"TI", opt3001_init, opt3001_read_lux, 5}, -}; -BUILD_ASSERT(ARRAY_SIZE(als) == ALS_COUNT); -#endif /* BOARD_KEVIN */ - -struct motion_sensor_t motion_sensors[] = { - /* - * Note: bmi160: 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_BMI160, - .type = MOTIONSENSE_TYPE_ACCEL, - .location = MOTIONSENSE_LOC_BASE, - .drv = &bmi160_drv, - .mutex = &g_base_mutex, - .drv_data = &g_bmi160_data, - .port = CONFIG_SPI_ACCEL_PORT, - .addr = BMI160_SET_SPI_ADDRESS(CONFIG_SPI_ACCEL_PORT), - .rot_standard_ref = &base_standard_ref, - .default_range = 2, /* g, enough for laptop. */ - .min_frequency = BMI160_ACCEL_MIN_FREQ, - .max_frequency = BMI160_ACCEL_MAX_FREQ, - .config = { - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S0] = { - .odr = 10000 | ROUND_UP_FLAG, - .ec_rate = 100 * MSEC, - }, - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S3] = { - .odr = 10000 | ROUND_UP_FLAG, - }, - }, - }, - [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 = CONFIG_SPI_ACCEL_PORT, - .addr = BMI160_SET_SPI_ADDRESS(CONFIG_SPI_ACCEL_PORT), - .default_range = 1000, /* dps */ -#ifdef BOARD_KEVIN - .rot_standard_ref = &base_standard_ref, -#else - .rot_standard_ref = NULL, /* Identity matrix. */ -#endif - .min_frequency = BMI160_GYRO_MIN_FREQ, - .max_frequency = BMI160_GYRO_MAX_FREQ, - }, -#ifdef BOARD_KEVIN - [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_bma255_data, - .port = I2C_PORT_ACCEL, - .addr = BMA2x2_I2C_ADDR1, - .rot_standard_ref = &lid_standard_ref, - .default_range = 2, /* g, enough for laptop. */ - .min_frequency = BMA255_ACCEL_MIN_FREQ, - .max_frequency = BMA255_ACCEL_MAX_FREQ, - .config = { - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S0] = { - .odr = 10000 | ROUND_UP_FLAG, - }, - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S3] = { - .odr = 10000 | ROUND_UP_FLAG, - }, - }, - }, -#else - [LID_ACCEL] = { - .name = "Lid Accel", - .active_mask = SENSOR_ACTIVE_S0_S3, - .chip = MOTIONSENSE_CHIP_KX022, - .type = MOTIONSENSE_TYPE_ACCEL, - .location = MOTIONSENSE_LOC_LID, - .drv = &kionix_accel_drv, - .mutex = &g_lid_mutex, - .drv_data = &g_kx022_data, - .port = I2C_PORT_ACCEL, - .addr = KX022_ADDR0, - .rot_standard_ref = &lid_standard_ref, - .default_range = 2, /* g, enough for laptop. */ - .min_frequency = KX022_ACCEL_MIN_FREQ, - .max_frequency = KX022_ACCEL_MAX_FREQ, - .config = { - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S0] = { - .odr = 10000 | ROUND_UP_FLAG, - }, - /* EC use accel for angle detection */ - [SENSOR_CONFIG_EC_S3] = { - .odr = 10000 | ROUND_UP_FLAG, - }, - }, - }, - [BASE_BARO] = { - .name = "Base Baro", - .active_mask = SENSOR_ACTIVE_S0_S3, - .chip = MOTIONSENSE_CHIP_BMP280, - .type = MOTIONSENSE_TYPE_BARO, - .location = MOTIONSENSE_LOC_BASE, - .drv = &bmp280_drv, - .drv_data = &bmp280_drv_data, - .port = I2C_PORT_BARO, - .addr = BMP280_I2C_ADDRESS1, - .default_range = 1 << 18, /* 1bit = 4 Pa, 16bit ~= 2600 hPa */ - .min_frequency = BMP280_BARO_MIN_FREQ, - .max_frequency = BMP280_BARO_MAX_FREQ, - }, -#endif /* BOARD_KEVIN */ -}; -const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); - -#ifndef TEST_BUILD -void lid_angle_peripheral_enable(int enable) -{ - keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE); -} -#endif - -#ifdef BOARD_GRU -static void usb_charge_resume(void) -{ - /* Turn on USB-A ports on as we go into S0 from S3. */ - gpio_set_level(GPIO_USB_A_EN, 1); - gpio_set_level(GPIO_USB_A_CHARGE_EN, 1); -} -DECLARE_HOOK(HOOK_CHIPSET_RESUME, usb_charge_resume, HOOK_PRIO_DEFAULT); - -static void usb_charge_shutdown(void) -{ - /* Turn off USB-A ports as we go back to S5. */ - gpio_set_level(GPIO_USB_A_CHARGE_EN, 0); - gpio_set_level(GPIO_USB_A_EN, 0); -} -DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, usb_charge_shutdown, HOOK_PRIO_DEFAULT); -#endif - -#define PWM_DISPLIGHT_SYSJUMP_TAG 0x5044 /* "PD" */ -#define PWM_HOOK_VERSION 1 - -static void pwm_displight_restore_state(void) -{ - const int *prev; - int version, size; - - prev = (const int *)system_get_jump_tag(PWM_DISPLIGHT_SYSJUMP_TAG, - &version, &size); - if (prev && version == PWM_HOOK_VERSION && size == sizeof(*prev)) - pwm_set_raw_duty(PWM_CH_DISPLIGHT, *prev); -} -DECLARE_HOOK(HOOK_INIT, pwm_displight_restore_state, HOOK_PRIO_INIT_PWM + 1); - -static void pwm_displight_preserve_state(void) -{ - int pwm_displight_duty = pwm_get_raw_duty(PWM_CH_DISPLIGHT); - - system_add_jump_tag(PWM_DISPLIGHT_SYSJUMP_TAG, PWM_HOOK_VERSION, - sizeof(pwm_displight_duty), &pwm_displight_duty); -} -DECLARE_HOOK(HOOK_SYSJUMP, pwm_displight_preserve_state, HOOK_PRIO_DEFAULT); - -int board_allow_i2c_passthru(int port) -{ - return (port == I2C_PORT_VIRTUAL_BATTERY); -} |