diff options
Diffstat (limited to 'board/kodama/board.c')
-rw-r--r-- | board/kodama/board.c | 397 |
1 files changed, 0 insertions, 397 deletions
diff --git a/board/kodama/board.c b/board/kodama/board.c deleted file mode 100644 index 33ecbba384..0000000000 --- a/board/kodama/board.c +++ /dev/null @@ -1,397 +0,0 @@ -/* Copyright 2019 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 "button.h" -#include "charge_manager.h" -#include "charge_ramp.h" -#include "charge_state.h" -#include "charger.h" -#include "charger_mt6370.h" -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "driver/accelgyro_lsm6dsm.h" -#include "driver/charger/rt946x.h" -#include "driver/sync.h" -#include "driver/tcpm/mt6370.h" -#include "driver/usb_mux/it5205.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "host_command.h" -#include "i2c.h" -#include "i2c_bitbang.h" -#include "lid_switch.h" -#include "power.h" -#include "power_button.h" -#include "pwm.h" -#include "pwm_chip.h" -#include "registers.h" -#include "spi.h" -#include "system.h" -#include "task.h" -#include "tcpm/tcpm.h" -#include "timer.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) -{ - schedule_deferred_pd_interrupt(0 /* port */); -} - -#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", 3300, 4096, 0, STM32_AIN(10)}, - [ADC_EC_SKU_ID] = {"EC_SKU_ID", 3300, 4096, 0, STM32_AIN(8)}, - [ADC_POGO_ADC_INT_L] = {"POGO_ADC_INT_L", 3300, 4096, 0, STM32_AIN(6)}, -}; -BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); - -/******************************************************************************/ -/* I2C ports */ -const struct i2c_port_t i2c_ports[] = { - {"typec", 0, 400, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, - {"other", 1, 400, GPIO_I2C2_SCL, GPIO_I2C2_SDA, - .flags = I2C_PORT_FLAG_DYNAMIC_SPEED}, -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -const struct i2c_port_t i2c_bitbang_ports[] = { - {"battery", 2, 100, GPIO_I2C3_SCL, GPIO_I2C3_SDA, .drv = &bitbang_drv}, -}; -const unsigned int i2c_bitbang_ports_used = ARRAY_SIZE(i2c_bitbang_ports); - -/* power signal list. Must match order of enum power_signal. */ -const struct power_signal_info power_signal_list[] = { - {GPIO_AP_IN_SLEEP_L, POWER_SIGNAL_ACTIVE_LOW, "AP_IN_S3_L"}, - {GPIO_PMIC_EC_RESETB, POWER_SIGNAL_ACTIVE_HIGH, "PMIC_PWR_GOOD"}, -}; -BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); - -/******************************************************************************/ -/* SPI devices */ -const struct spi_device_t spi_devices[] = { -}; -const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices); - -/******************************************************************************/ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_TCPC0, - .addr_flags = MT6370_TCPC_I2C_ADDR_FLAGS, - }, - .drv = &mt6370_tcpm_drv, - }, -}; - -struct mt6370_thermal_bound thermal_bound = { - .target = 75, - .err = 4, -}; - -static void board_hpd_status(const struct usb_mux *me, - mux_state_t mux_state) -{ - /* - * svdm_dp_attention() did most of the work, we only need to notify - * host here. - */ - host_set_single_event(EC_HOST_EVENT_USB_MUX); -} - - -__override const struct rt946x_init_setting *board_rt946x_init_setting(void) -{ - static const struct rt946x_init_setting battery_init_setting = { - .eoc_current = 150, - .mivr = 4000, - .ircmp_vclamp = 32, - .ircmp_res = 25, - .boost_voltage = 5050, - .boost_current = 1500, - }; - - return &battery_init_setting; -} - -const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .usb_port = 0, - .i2c_port = I2C_PORT_USB_MUX, - .i2c_addr_flags = IT5205_I2C_ADDR1_FLAGS, - .driver = &it5205_usb_mux_driver, - .hpd_update = &board_hpd_status, - }, -}; - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - - if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL)) - status |= PD_STATUS_TCPC_ALERT_0; - - return status; -} - -static int force_discharge; - -int board_set_active_charge_port(int charge_port) -{ - CPRINTS("New chg p%d", charge_port); - - /* ignore all request when discharge mode is on */ - if (force_discharge && charge_port != CHARGE_PORT_NONE) - return EC_SUCCESS; - - switch (charge_port) { - case CHARGE_PORT_USB_C: - /* Don't charge from a source port */ - if (board_vbus_source_enabled(charge_port)) - return -1; - break; - case CHARGE_PORT_NONE: - /* - * To ensure the fuel gauge (max17055) is always powered - * even when battery is disconnected, keep VBAT rail on but - * set the charging current to minimum. - */ - charger_set_current(CHARGER_SOLO, 0); - break; - default: - panic("Invalid charge port\n"); - break; - } - - return EC_SUCCESS; -} - -int board_discharge_on_ac(int enable) -{ - int ret, port; - - if (enable) { - port = CHARGE_PORT_NONE; - } else { - /* restore the charge port state */ - port = charge_manager_get_override(); - if (port == OVERRIDE_OFF) - port = charge_manager_get_active_charge_port(); - } - - ret = charger_discharge_on_ac(enable); - if (ret) - return ret; - - if (force_discharge && !enable) - rt946x_toggle_bc12_detection(); - - force_discharge = enable; - return board_set_active_charge_port(port); -} - -int extpower_is_present(void) -{ - /* - * The charger will indicate VBUS presence if we're sourcing 5V, - * so exclude such ports. - */ - int usb_c_extpower_present; - - if (board_vbus_source_enabled(CHARGE_PORT_USB_C)) - usb_c_extpower_present = 0; - else - usb_c_extpower_present = tcpm_check_vbus_level( - CHARGE_PORT_USB_C, - VBUS_PRESENT); - - return usb_c_extpower_present; -} - -int pd_snk_is_vbus_provided(int port) -{ - if (port) - panic("Invalid charge port\n"); - - return rt946x_is_vbus_ready(); -} - -#define CHARGER_I2C_ADDR_FLAGS RT946X_ADDR_FLAGS - -static void board_init(void) -{ -#ifdef SECTION_IS_RW - int val; - - i2c_read8(I2C_PORT_CHARGER, CHARGER_I2C_ADDR_FLAGS, - RT946X_REG_CHGCTRL1, &val); - val &= RT946X_MASK_OPA_MODE; - i2c_write8(I2C_PORT_CHARGER, CHARGER_I2C_ADDR_FLAGS, - RT946X_REG_CHGCTRL1, (val | RT946X_MASK_STAT_EN)); -#endif - - /* If the reset cause is external, pulse PMIC force reset. */ - if (system_get_reset_flags() == EC_RESET_FLAG_RESET_PIN) { - gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 0); - msleep(100); - gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 1); - } - - /* Enable TCPC alert interrupts */ - gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL); - - /* Enable charger interrupts */ - gpio_enable_interrupt(GPIO_CHARGER_INT_ODL); - -#ifdef SECTION_IS_RW - /* Enable interrupts from BMI160 sensor. */ - gpio_enable_interrupt(GPIO_ACCEL_INT_ODL); - - /* Enable interrupt for the camera vsync. */ - gpio_enable_interrupt(GPIO_SYNC_INT); -#endif /* SECTION_IS_RW */ - - /* Enable interrupt from PMIC. */ - gpio_enable_interrupt(GPIO_PMIC_EC_RESETB); - - /* reduce mt6370 db and bl driving capacity */ - mt6370_reduce_db_bl_driving(); - - /* Display bias settings. */ - mt6370_db_set_voltages(6000, 5800, 5800); - - /* - * Fix backlight led maximum current: - * tolerance 120mA * 0.75 = 90mA. - * (b/133655155) - */ - mt6370_backlight_set_dim(MT6370_BLDIM_DEFAULT * 3 / 4); -} -DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); - -/* - * Re-configure i2c-2 to 100kHz for EVT devices, this must execute after - * i2c_init (in main()) and before battery fuel gauge access the battery - * (i.e. HOOK_PRIO_I2C + 1). - * - * Note that stm32f0 don't run adc_init in hooks, so we can safely call - * board_get_version() before HOOK_PRIO_INIT_ADC(=HOOK_PRIO_DEFAULT). - */ -static void board_i2c_init(void) -{ - if (board_get_version() < 2) - i2c_set_freq(1, I2C_FREQ_100KHZ); -} -DECLARE_HOOK(HOOK_INIT, board_i2c_init, HOOK_PRIO_INIT_I2C); - -/* Motion sensors */ -/* Mutexes */ -#ifdef SECTION_IS_RW -static struct mutex g_lid_mutex; - -static struct lsm6dsm_data lsm6dsm_data = LSM6DSM_DATA; - -/* Matrix to rotate accelerometer into standard reference frame */ -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)} -}; - -struct motion_sensor_t motion_sensors[] = { - [LID_ACCEL] = { - .name = "Accel", - .active_mask = SENSOR_ACTIVE_S0_S3, - .chip = MOTIONSENSE_CHIP_LSM6DSM, - .type = MOTIONSENSE_TYPE_ACCEL, - .location = MOTIONSENSE_LOC_LID, - .drv = &lsm6dsm_drv, - .mutex = &g_lid_mutex, - .drv_data = LSM6DSM_ST_DATA(lsm6dsm_data, MOTIONSENSE_TYPE_ACCEL), - .int_signal = GPIO_ACCEL_INT_ODL, - .flags = MOTIONSENSE_FLAG_INT_SIGNAL, - .port = I2C_PORT_ACCEL, - .i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS, - .rot_standard_ref = &lid_standard_ref, - .default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs */ - .min_frequency = LSM6DSM_ODR_MIN_VAL, - .max_frequency = LSM6DSM_ODR_MAX_VAL, - .config = { - /* Enable accel in S0 */ - [SENSOR_CONFIG_EC_S0] = { - .odr = 13000 | ROUND_UP_FLAG, - .ec_rate = 100 * MSEC, - }, - }, - }, - [LID_GYRO] = { - .name = "Gyro", - .active_mask = SENSOR_ACTIVE_S0_S3, - .chip = MOTIONSENSE_CHIP_LSM6DSM, - .type = MOTIONSENSE_TYPE_GYRO, - .location = MOTIONSENSE_LOC_LID, - .drv = &lsm6dsm_drv, - .mutex = &g_lid_mutex, - .drv_data = LSM6DSM_ST_DATA(lsm6dsm_data, MOTIONSENSE_TYPE_GYRO), - .port = I2C_PORT_ACCEL, - .i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS, - .default_range = 1000 | ROUND_UP_FLAG, /* dps */ - .rot_standard_ref = &lid_standard_ref, - .min_frequency = LSM6DSM_ODR_MIN_VAL, - .max_frequency = LSM6DSM_ODR_MAX_VAL, - }, - [VSYNC] = { - .name = "Camera vsync", - .active_mask = SENSOR_ACTIVE_S0, - .chip = MOTIONSENSE_CHIP_GPIO, - .type = MOTIONSENSE_TYPE_SYNC, - .location = MOTIONSENSE_LOC_CAMERA, - .drv = &sync_drv, - .default_range = 0, - .min_frequency = 0, - .max_frequency = 1, - }, -}; -const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); -#endif /* SECTION_IS_RW */ - -/* - * Return if VBUS is sagging too low - */ -int board_is_vbus_too_low(int port, enum chg_ramp_vbus_state ramp_state) -{ - int voltage; - /* - * Though we have a more tolerant range (3.9V~13.4V), setting 4400 to - * prevent from a bad charger crashed. - * - * TODO(b:131284131): mt6370 VBUS reading is not accurate currently. - * Vendor will provide a workaround solution to fix the gap between ADC - * reading and actual voltage. After the workaround applied, we could - * try to raise this value to 4600. (when it says it read 4400, it is - * actually close to 4600) - */ - if (charger_get_vbus_voltage(port, &voltage)) - voltage = 0; - - return voltage < 4400; -} - -int board_get_battery_i2c(void) -{ - return board_get_version() >= 2 ? 2 : 1; -} |