diff options
Diffstat (limited to 'board/fizz/board.c')
-rw-r--r-- | board/fizz/board.c | 834 |
1 files changed, 0 insertions, 834 deletions
diff --git a/board/fizz/board.c b/board/fizz/board.c deleted file mode 100644 index 5b830b9150..0000000000 --- a/board/fizz/board.c +++ /dev/null @@ -1,834 +0,0 @@ -/* Copyright 2017 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. - */ - -/* Fizz board-specific configuration */ - -#include "adc.h" -#include "als.h" -#include "battery.h" -#include "bd99992gw.h" -#include "board_config.h" -#include "button.h" -#include "charge_manager.h" -#include "charge_state.h" -#include "charger.h" -#include "chipset.h" -#include "console.h" -#include "cros_board_info.h" -#include "driver/pmic_tps650x30.h" -#include "driver/temp_sensor/tmp432.h" -#include "driver/tcpm/ps8xxx.h" -#include "driver/tcpm/tcpci.h" -#include "driver/tcpm/tcpm.h" -#include "espi.h" -#include "extpower.h" -#include "espi.h" -#include "fan.h" -#include "fan_chip.h" -#include "gpio.h" -#include "hooks.h" -#include "host_command.h" -#include "i2c.h" -#include "math_util.h" -#include "pi3usb9281.h" -#include "power.h" -#include "power_button.h" -#include "pwm.h" -#include "pwm_chip.h" -#include "spi.h" -#include "switch.h" -#include "system.h" -#include "task.h" -#include "temp_sensor.h" -#include "timer.h" -#include "uart.h" -#include "usb_charge.h" -#include "usb_mux.h" -#include "usb_pd.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 uint16_t board_version; -static uint8_t oem; -static uint8_t sku; - -static void tcpc_alert_event(enum gpio_signal signal) -{ - schedule_deferred_pd_interrupt(0 /* port */); -} - -#define ADP_DEBOUNCE_MS 1000 /* Debounce time for BJ plug/unplug */ -/* - * ADP_IN pin state. It's initialized to 1 (=unplugged) because the IRQ won't - * be triggered if BJ is the power source. - */ -static int adp_in_state = 1; - -static void adp_in_deferred(void); -DECLARE_DEFERRED(adp_in_deferred); -static void adp_in_deferred(void) -{ - struct charge_port_info pi = { 0 }; - int level = gpio_get_level(GPIO_ADP_IN_L); - - /* Debounce */ - if (level == adp_in_state) - return; - if (!level) { - /* BJ is inserted but the voltage isn't effective because PU3 - * is still disabled. */ - pi.voltage = 19500; - if (chipset_in_state(CHIPSET_STATE_ANY_OFF)) - /* - * It doesn't matter what we set here because we'll - * brown out anyway when charge_manager switches - * input. - */ - pi.current = 3330; - } - charge_manager_update_charge(CHARGE_SUPPLIER_DEDICATED, - DEDICATED_CHARGE_PORT, &pi); - /* - * Explicitly notifies the host that BJ is plugged or unplugged - * (when running on a type-c adapter). - */ - pd_send_host_event(PD_EVENT_POWER_CHANGE); - adp_in_state = level; -} - -/* IRQ for BJ plug/unplug. It shouldn't be called if BJ is the power source. */ -void adp_in(enum gpio_signal signal) -{ - if (adp_in_state == gpio_get_level(GPIO_ADP_IN_L)) - return; - hook_call_deferred(&adp_in_deferred_data, ADP_DEBOUNCE_MS * MSEC); -} - -void vbus0_evt(enum gpio_signal signal) -{ - task_wake(TASK_ID_PD_C0); -} - -#include "gpio_list.h" - -/* Hibernate wake configuration */ -const enum gpio_signal hibernate_wake_pins[] = { - GPIO_POWER_BUTTON_L, -}; -const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins); - -/* ADC channels */ -const struct adc_t adc_channels[] = { - /* Vbus sensing (1/10 voltage divider). */ - [ADC_VBUS] = {"VBUS", NPCX_ADC_CH2, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0}, -}; -BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); - -/******************************************************************************/ -/* Physical fans. These are logically separate from pwm_channels. */ -const struct fan_conf fan_conf_0 = { - .flags = FAN_USE_RPM_MODE, - .ch = MFT_CH_0, /* Use MFT id to control fan */ - .pgood_gpio = -1, - .enable_gpio = GPIO_FAN_PWR_EN, -}; - -const struct fan_rpm fan_rpm_0 = { - .rpm_min = 2200, - .rpm_start = 2200, - .rpm_max = 5600, -}; - -const struct fan_rpm fan_rpm_1 = { - .rpm_min = 2800, - .rpm_start = 2800, - .rpm_max = 5600, -}; - -struct fan_t fans[] = { - [FAN_CH_0] = { .conf = &fan_conf_0, .rpm = &fan_rpm_0, }, -}; -BUILD_ASSERT(ARRAY_SIZE(fans) == FAN_CH_COUNT); - -/******************************************************************************/ -/* MFT channels. These are logically separate from pwm_channels. */ -const struct mft_t mft_channels[] = { - [MFT_CH_0] = {NPCX_MFT_MODULE_2, TCKC_LFCLK, PWM_CH_FAN}, -}; -BUILD_ASSERT(ARRAY_SIZE(mft_channels) == MFT_CH_COUNT); - -/* I2C port map */ -const struct i2c_port_t i2c_ports[] = { - {"tcpc", NPCX_I2C_PORT0_0, 400, GPIO_I2C0_0_SCL, GPIO_I2C0_0_SDA}, - {"eeprom", NPCX_I2C_PORT0_1, 400, GPIO_I2C0_1_SCL, GPIO_I2C0_1_SDA}, - {"charger", NPCX_I2C_PORT1, 100, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, - {"pmic", NPCX_I2C_PORT2, 400, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, - {"thermal", NPCX_I2C_PORT3, 400, GPIO_I2C3_SCL, GPIO_I2C3_SDA}, -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -/* TCPC mux configuration */ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = NPCX_I2C_PORT0_0, - .addr_flags = I2C_ADDR_TCPC0_FLAGS, - }, - .drv = &ps8xxx_tcpm_drv, - }, -}; - -static int ps8751_tune_mux(const struct usb_mux *me) -{ - /* 0x98 sets lower EQ of DP port (4.5db) */ - mux_write(me, PS8XXX_REG_MUX_DP_EQ_CONFIGURATION, 0x98); - return EC_SUCCESS; -} - -const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .usb_port = 0, - .driver = &tcpci_tcpm_usb_mux_driver, - .hpd_update = &ps8xxx_tcpc_update_hpd_status, - .board_init = &ps8751_tune_mux, - } -}; - -const int usb_port_enable[USB_PORT_COUNT] = { - GPIO_USB1_ENABLE, - GPIO_USB2_ENABLE, - GPIO_USB3_ENABLE, - GPIO_USB4_ENABLE, - GPIO_USB5_ENABLE, -}; - -void board_reset_pd_mcu(void) -{ - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 0); - msleep(1); - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 1); -} - -void board_tcpc_init(void) -{ - int reg; - - /* This needs to be executed only once per boot. It could be run by RO - * if we boot in recovery mode. It could be run by RW if we boot in - * normal or dev mode. Note EFS makes RO jump to RW before HOOK_INIT. */ - board_reset_pd_mcu(); - - /* - * Wake up PS8751. If PS8751 remains in low power mode after sysjump, - * TCPM_INIT will fail due to not able to access PS8751. - * Note PS8751 A3 will wake on any I2C access. - */ - i2c_read8(I2C_PORT_TCPC0, I2C_ADDR_TCPC0_FLAGS, 0xA0, ®); - - /* Enable TCPC interrupts */ - gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL); - - /* - * Initialize HPD to low; after sysjump SOC needs to see - * HPD pulse to enable video path - */ - for (int port = 0; port < CONFIG_USB_PD_PORT_MAX_COUNT; ++port) - usb_mux_hpd_update(port, USB_PD_MUX_HPD_LVL_DEASSERTED | - USB_PD_MUX_HPD_IRQ_DEASSERTED); -} -DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C+1); - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - - if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL)) { - if (gpio_get_level(GPIO_USB_C0_PD_RST_ODL)) - status |= PD_STATUS_TCPC_ALERT_0; - } - - return status; -} - -/* - * TMP431 has one local and one remote sensor. - * - * Temperature sensors data; must be in same order as enum temp_sensor_id. - * Sensor index and name must match those present in coreboot: - * src/mainboard/google/${board}/acpi/dptf.asl - */ -const struct temp_sensor_t temp_sensors[] = { - {"TMP431_Internal", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val, - TMP432_IDX_LOCAL}, - {"TMP431_Sensor_1", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val, - TMP432_IDX_REMOTE1}, -}; -BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); - -/* - * Thermal limits for each temp sensor. All temps are in degrees K. Must be in - * same order as enum temp_sensor_id. To always ignore any temp, use 0. - */ -struct ec_thermal_config thermal_params[] = { - /* {Twarn, Thigh, Thalt}, <on> - * {Twarn, Thigh, X }, <off> - * fan_off, fan_max - */ - {{0, C_TO_K(80), C_TO_K(81)}, {0, C_TO_K(78), 0}, - C_TO_K(4), C_TO_K(76)}, /* TMP431_Internal */ - {{0, 0, 0}, {0, 0, 0}, 0, 0}, /* TMP431_Sensor_1 */ -}; -BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT); - -/* Initialize PMIC */ -#define I2C_PMIC_READ(reg, data) \ - i2c_read8(I2C_PORT_PMIC, TPS650X30_I2C_ADDR1_FLAGS, (reg), (data)) - -#define I2C_PMIC_WRITE(reg, data) \ - i2c_write8(I2C_PORT_PMIC, TPS650X30_I2C_ADDR1_FLAGS, (reg), (data)) - -static void board_pmic_init(void) -{ - int err; - int error_count = 0; - static uint8_t pmic_initialized = 0; - - if (pmic_initialized) - return; - - /* Read vendor ID */ - while (1) { - int data; - err = I2C_PMIC_READ(TPS650X30_REG_VENDORID, &data); - if (!err && data == TPS650X30_VENDOR_ID) - break; - else if (error_count > 5) - goto pmic_error; - error_count++; - } - - /* - * VCCIOCNT register setting - * [6] : CSDECAYEN - * otherbits: default - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_VCCIOCNT, 0x4A); - if (err) - goto pmic_error; - - /* - * VRMODECTRL: - * [4] : VCCIOLPM clear - * otherbits: default - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_VRMODECTRL, 0x2F); - if (err) - goto pmic_error; - - /* - * PGMASK1 : Exclude VCCIO from Power Good Tree - * [7] : MVCCIOPG clear - * otherbits: default - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_PGMASK1, 0x80); - if (err) - goto pmic_error; - - /* - * PWFAULT_MASK1 Register settings - * [7] : 1b V4 Power Fault Masked - * [4] : 1b V7 Power Fault Masked - * [2] : 1b V9 Power Fault Masked - * [0] : 1b V13 Power Fault Masked - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_PWFAULT_MASK1, 0x95); - if (err) - goto pmic_error; - - /* - * Discharge control 4 register configuration - * [7:6] : 00b Reserved - * [5:4] : 01b V3.3S discharge resistance (V6S), 100 Ohm - * [3:2] : 01b V18S discharge resistance (V8S), 100 Ohm - * [1:0] : 01b V100S discharge resistance (V11S), 100 Ohm - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_DISCHCNT4, 0x15); - if (err) - goto pmic_error; - - /* - * Discharge control 3 register configuration - * [7:6] : 01b V1.8U_2.5U discharge resistance (V9), 100 Ohm - * [5:4] : 01b V1.2U discharge resistance (V10), 100 Ohm - * [3:2] : 01b V100A discharge resistance (V11), 100 Ohm - * [1:0] : 01b V085A discharge resistance (V12), 100 Ohm - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_DISCHCNT3, 0x55); - if (err) - goto pmic_error; - - /* - * Discharge control 2 register configuration - * [7:6] : 01b V5ADS3 discharge resistance (V5), 100 Ohm - * [5:4] : 01b V33A_DSW discharge resistance (V6), 100 Ohm - * [3:2] : 01b V33PCH discharge resistance (V7), 100 Ohm - * [1:0] : 01b V18A discharge resistance (V8), 100 Ohm - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_DISCHCNT2, 0x55); - if (err) - goto pmic_error; - - /* - * Discharge control 1 register configuration - * [7:2] : 00b Reserved - * [1:0] : 01b VCCIO discharge resistance (V4), 100 Ohm - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_DISCHCNT1, 0x01); - if (err) - goto pmic_error; - - /* - * Increase Voltage - * [7:0] : 0x2a default - * [5:4] : 10b default - * [5:4] : 01b 5.1V (0x1a) - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_V5ADS3CNT, 0x1a); - if (err) - goto pmic_error; - - /* - * PBCONFIG Register configuration - * [7] : 1b Power button debounce, 0ms (no debounce) - * [6] : 0b Power button reset timer logic, no action (default) - * [5:0] : 011111b Force an Emergency reset time, 31s (default) - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_PBCONFIG, 0x9F); - if (err) - goto pmic_error; - - /* - * V3.3A_DSW (VR3) control. Default: 0x2A. - * [7:6] : 00b Disabled - * [5:4] : 00b Vnom + 3%. (default: 10b 0%) - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_V33ADSWCNT, 0x0A); - if (err) - goto pmic_error; - - /* - * V100ACNT Register Field Description. Default: 0x2A - * [1:0] : 11b Forced PWM Operation. - * [5:4] : 01b Output Voltage Select Vnom (1V) - */ - err = I2C_PMIC_WRITE(TPS650X30_REG_V100ACNT, 0x1B); - if (err) - goto pmic_error; - - CPRINTS("PMIC init done"); - pmic_initialized = 1; - return; - -pmic_error: - CPRINTS("PMIC init failed"); -} - -void chipset_pre_init_callback(void) -{ - board_pmic_init(); -} - -/** - * Notify the AC presence GPIO to the PCH. - */ -static void board_extpower(void) -{ - gpio_set_level(GPIO_PCH_ACPRESENT, extpower_is_present()); -} -DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT); - -/* Mapping to the old schematics */ -#define GPIO_U42_P GPIO_TYPE_C_60W -#define GPIO_U22_C GPIO_TYPE_C_65W - -/* - * Board version 2.1 or before uses a different current monitoring circuitry. - */ -static void set_charge_limit(int charge_ma) -{ - /* - * We have two FETs connected to two registers: PR257 & PR258. - * These control thresholds of the over current monitoring system. - * - * PR257, PR258 - * For 4.62A (90W BJ adapter), on, off - * For 3.33A (65W BJ adapter), off, on - * For 3.00A (Type-C adapter), off, off - * - * The over current monitoring system doesn't support less than 3A - * (e.g. 2.25A, 2.00A). These current most likely won't be enough to - * power the system. However, if they're needed, EC can monitor - * PMON_PSYS and trigger H_PROCHOT by itself. - */ - if (charge_ma >= 4620) { - gpio_set_level(GPIO_U42_P, 1); - gpio_set_level(GPIO_U22_C, 0); - } else if (charge_ma >= 3330) { - gpio_set_level(GPIO_U42_P, 0); - gpio_set_level(GPIO_U22_C, 1); - } else if (charge_ma >= 3000) { - gpio_set_level(GPIO_U42_P, 0); - gpio_set_level(GPIO_U22_C, 0); - } else { - /* TODO(http://crosbug.com/p/65013352) */ - CPRINTS("Current %dmA not supported", charge_ma); - } -} - -void board_set_charge_limit(int port, int supplier, int charge_ma, - int max_ma, int charge_mv) -{ - int p87w = 0, p65w = 0, p60w = 0; - - /* - * Turn on/off power shortage alert. Performs the same check as - * system_can_boot_ap(). It's repeated here because charge_manager - * hasn't updated charge_current/voltage when board_set_charge_limit - * is called. - */ - led_alert(charge_ma * charge_mv < - CONFIG_CHARGER_MIN_POWER_MW_FOR_POWER_ON * 1000); - - /* - * In terms of timing, this should always work because - * HOOK_PRIO_CHARGE_MANAGER_INIT is notified after HOOK_PRIO_INIT_I2C. - * If CBI isn't initialized or contains invalid data, we assume it's - * a new board. - */ - if (0 < board_version && board_version < 0x0202) - return set_charge_limit(charge_ma); - /* - * We have three FETs connected to three registers: PR257, PR258, - * PR7824. These control the thresholds of the current monitoring - * system. - * - * PR257 PR7824 PR258 - * For BJ (65W or 90W) off off off - * For 4.35A (87W) on off off - * For 3.25A (65W) off off on - * For 3.00A (60W) off on off - * - * The system power consumption is capped by PR259, which is stuffed - * differently depending on the SKU (65W v.s. 90W or U42 v.s. U22). - * So, we only need to monitor type-c adapters. For example: - * - * a 90W system powered by 65W type-c charger - * b 65W system powered by 60W type-c charger - * c 65W system powered by 87W type-c charger - * - * In a case such as (c), we actually do not need to monitor the current - * because the max is capped by PR259. - * - * AP is expected to read type-c adapter wattage from EC and control - * power consumption to avoid over-current or system browns out. - * - */ - if (supplier != CHARGE_SUPPLIER_DEDICATED) { - /* Apple 87W charger offers 4.3A @20V. */ - if (charge_ma >= 4300) { - p87w = 1; - } else if (charge_ma >= 3250) { - p65w = 1; - } else if (charge_ma >= 3000) { - p60w = 1; - } else { - /* - * TODO:http://crosbug.com/p/65013352. - * The current monitoring system doesn't support lower - * current. These currents are most likely not enough to - * power the system. However, if they're needed, EC can - * monitor PMON_PSYS and trigger H_PROCHOT by itself. - */ - p60w = 1; - CPRINTS("Current %dmA not supported", charge_ma); - } - } - - gpio_set_level(GPIO_TYPE_C_87W, p87w); - gpio_set_level(GPIO_TYPE_C_65W, p65w); - gpio_set_level(GPIO_TYPE_C_60W, p60w); -} - -int64_t get_time_dsw_pwrok(void) -{ - /* DSW_PWROK is turned on before EC was powered. */ - return -20 * MSEC; -} - -const struct pwm_t pwm_channels[] = { - [PWM_CH_LED_RED] = { 3, PWM_CONFIG_DSLEEP, 100 }, - [PWM_CH_LED_GREEN] = { 5, PWM_CONFIG_DSLEEP, 100 }, - [PWM_CH_FAN] = {4, PWM_CONFIG_OPEN_DRAIN, 25000}, -}; -BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); - -struct fan_step { - int on; - int off; - int rpm; -}; - -static const struct fan_step *fan_table; - -/* Note: Do not make the fan on/off point equal to 0 or 100 */ -static const struct fan_step fan_table0[] = { - {.on = 0, .off = 1, .rpm = 0}, - {.on = 36, .off = 1, .rpm = 2800}, - {.on = 58, .off = 58, .rpm = 3200}, - {.on = 66, .off = 61, .rpm = 3400}, - {.on = 75, .off = 69, .rpm = 4200}, - {.on = 81, .off = 76, .rpm = 4800}, - {.on = 88, .off = 83, .rpm = 5200}, - {.on = 98, .off = 91, .rpm = 5600}, -}; -static const struct fan_step fan_table1[] = { - {.on = 0, .off = 1, .rpm = 0}, - {.on = 36, .off = 1, .rpm = 2800}, - {.on = 62, .off = 58, .rpm = 3200}, - {.on = 68, .off = 63, .rpm = 3400}, - {.on = 75, .off = 69, .rpm = 4200}, - {.on = 81, .off = 76, .rpm = 4800}, - {.on = 88, .off = 83, .rpm = 5200}, - {.on = 98, .off = 91, .rpm = 5600}, -}; -static const struct fan_step fan_table2[] = { - {.on = 0, .off = 1, .rpm = 0}, - {.on = 36, .off = 1, .rpm = 2200}, - {.on = 63, .off = 56, .rpm = 2900}, - {.on = 69, .off = 65, .rpm = 3000}, - {.on = 75, .off = 70, .rpm = 3300}, - {.on = 80, .off = 76, .rpm = 3600}, - {.on = 87, .off = 81, .rpm = 3900}, - {.on = 98, .off = 91, .rpm = 5000}, -}; -static const struct fan_step fan_table3[] = { - {.on = 0, .off = 1, .rpm = 0}, - {.on = 36, .off = 22, .rpm = 2500}, - {.on = 54, .off = 49, .rpm = 3200}, - {.on = 61, .off = 56, .rpm = 3500}, - {.on = 68, .off = 63, .rpm = 3900}, - {.on = 75, .off = 69, .rpm = 4500}, - {.on = 82, .off = 76, .rpm = 5100}, - {.on = 92, .off = 85, .rpm = 5400}, -}; -/* All fan tables must have the same number of levels */ -#define NUM_FAN_LEVELS ARRAY_SIZE(fan_table0) -BUILD_ASSERT(ARRAY_SIZE(fan_table1) == NUM_FAN_LEVELS); -BUILD_ASSERT(ARRAY_SIZE(fan_table2) == NUM_FAN_LEVELS); -BUILD_ASSERT(ARRAY_SIZE(fan_table3) == NUM_FAN_LEVELS); - -static void setup_fan(void) -{ - /* Configure Fan */ - switch (oem) { - case OEM_KENCH: - case OEM_TEEMO: - case OEM_BLEEMO: - default: - fans[FAN_CH_0].rpm = &fan_rpm_1; - fan_table = fan_table0; - break; - case OEM_SION: - fans[FAN_CH_0].rpm = &fan_rpm_1; - fan_table = fan_table1; - break; - case OEM_WUKONG_N: - case OEM_WUKONG_A: - case OEM_WUKONG_M: - fans[FAN_CH_0].rpm = &fan_rpm_0; - fan_table = fan_table2; - break; - case OEM_JAX: - fan_set_count(0); - break; - case OEM_EXCELSIOR: - fans[FAN_CH_0].rpm = &fan_rpm_0; - fan_table = fan_table3; - break; - } -} - -static void cbi_init(void) -{ - uint32_t val; - if (cbi_get_board_version(&val) == EC_SUCCESS && val <= UINT16_MAX) - board_version = val; - CPRINTS("Board Version: 0x%04x", board_version); - - if (cbi_get_oem_id(&val) == EC_SUCCESS && val < OEM_COUNT) - oem = val; - CPRINTS("OEM: %d", oem); - - if (cbi_get_sku_id(&val) == EC_SUCCESS && val <= UINT8_MAX) - sku = val; - CPRINTS("SKU: 0x%02x", sku); - - setup_fan(); -} -DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1); - -/* List of BJ adapters shipped with Fizz or its variants */ -enum bj_adapter { - BJ_65W_19V, - BJ_90W_19V, - BJ_65W_19P5V, - BJ_90W_19P5V, -}; - -/* BJ adapter specs */ -static const struct charge_port_info bj_adapters[] = { - [BJ_65W_19V] = { .current = 3420, .voltage = 19000 }, - [BJ_90W_19V] = { .current = 4740, .voltage = 19000 }, - [BJ_65W_19P5V] = { .current = 3330, .voltage = 19500 }, - [BJ_90W_19P5V] = { .current = 4620, .voltage = 19500 }, -}; - -/* - * Bit masks to map SKU ID to BJ adapter wattage. 1:90W 0:65W - * KBL-R i7 8550U 4 90 - * KBL-R i5 8250U 5 90 - * KBL-R i3 8130U 6 90 - * KBL-U i7 7600 3 65 - * KBL-U i5 7500 2 65 - * KBL-U i3 7100 1 65 - * KBL-U Celeron 3965 7 65 - * KBL-U Celeron 3865 0 65 - */ -#define BJ_ADAPTER_90W_MASK (BIT(4) | BIT(5) | BIT(6)) - -static void setup_bj(void) -{ - enum bj_adapter bj; - - switch (oem) { - case OEM_KENCH: - bj = (BJ_ADAPTER_90W_MASK & BIT(sku)) ? - BJ_90W_19P5V : BJ_65W_19P5V; - break; - case OEM_TEEMO: - case OEM_BLEEMO: - case OEM_SION: - case OEM_WUKONG_N: - case OEM_WUKONG_A: - case OEM_WUKONG_M: - case OEM_EXCELSIOR: - bj = (BJ_ADAPTER_90W_MASK & BIT(sku)) ? - BJ_90W_19V : BJ_65W_19V; - break; - case OEM_JAX: - bj = BJ_65W_19V; - break; - default: - bj = (BJ_ADAPTER_90W_MASK & BIT(sku)) ? - BJ_90W_19P5V : BJ_65W_19P5V; - break; - } - - charge_manager_update_charge(CHARGE_SUPPLIER_DEDICATED, - DEDICATED_CHARGE_PORT, &bj_adapters[bj]); -} - -/* - * Since fizz has no battery, it must source all of its power from either - * USB-C or the barrel jack (preferred). Fizz operates in continuous safe - * mode (charge_manager_leave_safe_mode() will never be called), which - * modifies port / ILIM selection as follows: - * - * - Dual-role / dedicated capability of the port partner is ignored. - * - Charge ceiling on PD voltage transition is ignored. - * - CHARGE_PORT_NONE will never be selected. - */ -static void board_charge_manager_init(void) -{ - enum charge_port port; - int i, j; - - /* Initialize all charge suppliers to 0 */ - for (i = 0; i < CHARGE_PORT_COUNT; i++) { - for (j = 0; j < CHARGE_SUPPLIER_COUNT; j++) - charge_manager_update_charge(j, i, NULL); - } - - port = gpio_get_level(GPIO_ADP_IN_L) ? - CHARGE_PORT_TYPEC0 : CHARGE_PORT_BARRELJACK; - CPRINTS("Power source is p%d (%s)", port, - port == CHARGE_PORT_TYPEC0 ? "USB-C" : "BJ"); - - /* Initialize the power source supplier */ - switch (port) { - case CHARGE_PORT_TYPEC0: - typec_set_input_current_limit(port, 3000, 5000); - break; - case CHARGE_PORT_BARRELJACK: - setup_bj(); - break; - } -} -DECLARE_HOOK(HOOK_INIT, board_charge_manager_init, - HOOK_PRIO_CHARGE_MANAGER_INIT + 1); - -static void board_init(void) -{ - /* Provide AC status to the PCH */ - board_extpower(); - - gpio_enable_interrupt(GPIO_USB_C0_VBUS_WAKE_L); -} -DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); - -int fan_percent_to_rpm(int fan, int pct) -{ - static int current_level; - static int previous_pct; - int i; - - /* - * Compare the pct and previous pct, we have the three paths : - * 1. decreasing path. (check the off point) - * 2. increasing path. (check the on point) - * 3. invariant path. (return the current RPM) - */ - if (pct < previous_pct) { - for (i = current_level; i >= 0; i--) { - if (pct <= fan_table[i].off) - current_level = i - 1; - else - break; - } - } else if (pct > previous_pct) { - for (i = current_level + 1; i < NUM_FAN_LEVELS; i++) { - if (pct >= fan_table[i].on) - current_level = i; - else - break; - } - } - - if (current_level < 0) - current_level = 0; - - previous_pct = pct; - - if (fan_table[current_level].rpm != - fan_get_rpm_target(FAN_CH(fan))) - cprints(CC_THERMAL, "Setting fan RPM to %d", - fan_table[current_level].rpm); - - return fan_table[current_level].rpm; -} |