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Diffstat (limited to 'baseboard/cherry/baseboard.c')
| -rw-r--r-- | baseboard/cherry/baseboard.c | 597 |
1 files changed, 0 insertions, 597 deletions
diff --git a/baseboard/cherry/baseboard.c b/baseboard/cherry/baseboard.c deleted file mode 100644 index daf5e218d2..0000000000 --- a/baseboard/cherry/baseboard.c +++ /dev/null @@ -1,597 +0,0 @@ -/* 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. - */ - -/* Cherry baseboard-specific configuration */ - -#include "adc.h" -#include "button.h" -#include "charge_manager.h" -#include "charger.h" -#include "charge_state.h" -#include "charge_state_v2.h" -#include "chipset.h" -#include "common.h" -#include "console.h" -#include "driver/accelgyro_icm42607.h" -#include "driver/bc12/mt6360.h" -#include "driver/bc12/pi3usb9201.h" -#include "driver/charger/isl923x.h" -#include "driver/ppc/rt1718s.h" -#include "driver/ppc/syv682x.h" -#include "driver/retimer/ps8802.h" -#include "driver/tcpm/it83xx_pd.h" -#include "driver/tcpm/rt1718s.h" -#include "driver/temp_sensor/thermistor.h" -#include "driver/usb_mux/anx3443.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "keyboard_scan.h" -#include "lid_switch.h" -#include "power_button.h" -#include "power.h" -#include "pwm_chip.h" -#include "pwm.h" -#include "regulator.h" -#include "spi.h" -#include "switch.h" -#include "tablet_mode.h" -#include "task.h" -#include "temp_sensor.h" -#include "timer.h" -#include "uart.h" -#include "usb_charge.h" -#include "usbc_ppc.h" -#include "usb_mux.h" -#include "usb_pd.h" -#include "usb_pd_tcpm.h" - -static void bc12_interrupt(enum gpio_signal signal); -static void ppc_interrupt(enum gpio_signal signal); -static void usb_a0_interrupt(enum gpio_signal signal); - -#include "gpio_list.h" - -#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_SYSTEM, format, ## args) - -/* Wake-up pins for hibernate */ -enum gpio_signal hibernate_wake_pins[] = { - GPIO_AC_PRESENT, - GPIO_LID_OPEN, - GPIO_POWER_BUTTON_L, -}; -int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins); - -const struct charger_config_t chg_chips[] = { - { - .i2c_port = I2C_PORT_CHARGER, - .i2c_addr_flags = ISL923X_ADDR_FLAGS, - .drv = &isl923x_drv, - }, -}; - -/* Override default setting, called after charger_chips_init */ -static void baseboard_charger_init(void) -{ - /* b/198707662#comment9 */ - int reg = (4096 / ISL9238_INPUT_VOLTAGE_REF_STEP) - << ISL9238_INPUT_VOLTAGE_REF_SHIFT; - - i2c_write16(I2C_PORT_CHARGER, ISL923X_ADDR_FLAGS, - ISL9238_REG_INPUT_VOLTAGE, reg); -} -DECLARE_HOOK(HOOK_INIT, baseboard_charger_init, HOOK_PRIO_DEFAULT + 2); - -__override void board_hibernate_late(void) -{ - /* - * Turn off PP5000_A. Required for devices without Z-state. - * Don't care for devices with Z-state. - */ - gpio_set_level(GPIO_EN_PP5000_A, 0); - isl9238c_hibernate(CHARGER_SOLO); - gpio_set_level(GPIO_EN_SLP_Z, 1); - - /* should not reach here */ - __builtin_unreachable(); -} - -static void board_tcpc_init(void) -{ - gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_INT_ODL); -} -/* Must be done after I2C */ -DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C + 1); - -void rt1718s_tcpc_interrupt(enum gpio_signal signal) -{ - schedule_deferred_pd_interrupt(1); -} - -/* 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", 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}, - {"CHARGER_PMON", ADC_MAX_MVOLT, ADC_READ_MAX + 1, 0, CHIP_ADC_CH6}, - {"TEMP_SENSOR_CHG", ADC_MAX_MVOLT, ADC_READ_MAX + 1, 0, CHIP_ADC_CH7}, -}; -BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); - -const struct temp_sensor_t temp_sensors[] = { - [TEMP_SENSOR_CHARGER] = { - .name = "Charger", - .type = TEMP_SENSOR_TYPE_BOARD, - .read = get_temp_3v3_30k9_47k_4050b, - .idx = ADC_TEMP_SENSOR_CHARGER, - }, -}; - -/* 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_FRS_EN, - }, - { - .i2c_port = I2C_PORT_PPC1, - .i2c_addr_flags = RT1718S_I2C_ADDR_FLAGS, - .drv = &rt1718s_ppc_drv, - }, -}; -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -/* BC12 */ -const struct mt6360_config_t mt6360_config = { - .i2c_port = 0, - .i2c_addr_flags = MT6360_PMU_I2C_ADDR_FLAGS, -}; - -__maybe_unused const struct pi3usb9201_config_t - pi3usb9201_bc12_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [0] = { - .i2c_port = I2C_PORT_USB0, - .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, - } - /* [1]: unused */ -}; - -struct bc12_config bc12_ports[CONFIG_USB_PD_PORT_MAX_COUNT] = { -#ifdef CONFIG_BC12_DETECT_PI3USB9201 - { .drv = &pi3usb9201_drv }, -#elif defined(CONFIG_BC12_DETECT_MT6360) - { .drv = &mt6360_drv }, -#else -#error must pick one of PI3USB9201 or MT6360 for port 0 -#endif - { .drv = &rt1718s_bc12_drv }, -}; - -static void bc12_interrupt(enum gpio_signal signal) -{ - task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12); -} - -static void ppc_interrupt(enum gpio_signal signal) -{ - syv682x_interrupt(0); -} - -/* 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, - }, - [PWM_CH_KBLIGHT] = { - .channel = 3, - .flags = 0, - .freq_hz = 10000, /* SYV226 supports 10~100kHz */ - .pcfsr_sel = PWM_PRESCALER_C6, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); - -/* 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); - -/* USB-A */ -const int usb_port_enable[] = { - GPIO_EN_PP5000_USB_A0_VBUS_X, -}; -BUILD_ASSERT(ARRAY_SIZE(usb_port_enable) == USB_PORT_COUNT); - -__maybe_unused 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); -} - -/* USB Mux */ - -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, -}; - -static int board_ps8802_mux_set(const struct usb_mux *me, - mux_state_t mux_state) -{ - /* Make sure the PS8802 is awake */ - RETURN_ERROR(ps8802_i2c_wake(me)); - - /* USB specific config */ - if (mux_state & USB_PD_MUX_USB_ENABLED) { - /* Boost the USB gain */ - RETURN_ERROR(ps8802_i2c_field_update16(me, - PS8802_REG_PAGE2, - PS8802_REG2_USB_SSEQ_LEVEL, - PS8802_USBEQ_LEVEL_UP_MASK, - PS8802_USBEQ_LEVEL_UP_19DB)); - } - - /* DP specific config */ - if (mux_state & USB_PD_MUX_DP_ENABLED) { - /* Boost the DP gain */ - RETURN_ERROR(ps8802_i2c_field_update8(me, - PS8802_REG_PAGE2, - PS8802_REG2_DPEQ_LEVEL, - PS8802_DPEQ_LEVEL_UP_MASK, - PS8802_DPEQ_LEVEL_UP_19DB)); - } - - return EC_SUCCESS; -} - -static int board_anx3443_mux_set(const struct usb_mux *me, - mux_state_t mux_state) -{ - gpio_set_level(GPIO_USB_C1_DP_IN_HPD, - mux_state & USB_PD_MUX_DP_ENABLED); - return EC_SUCCESS; -} - -const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .usb_port = 0, - .i2c_port = I2C_PORT_USB_MUX0, - .i2c_addr_flags = PS8802_I2C_ADDR_FLAGS, - .driver = &ps8802_usb_mux_driver, - .next_mux = &usbc0_virtual_mux, - .board_set = &board_ps8802_mux_set, - }, - { - .usb_port = 1, - .i2c_port = I2C_PORT_USB_MUX1, - .i2c_addr_flags = ANX3443_I2C_ADDR0_FLAGS, - .driver = &anx3443_usb_mux_driver, - .next_mux = &usbc1_virtual_mux, - .board_set = &board_anx3443_mux_set, - }, -}; - -/* - * I2C channels (A, B, and C) are using the same timing registers (00h~07h) - * at default. - * In order to set frequency independently for each channels, - * We use timing registers 09h~0Bh, and the supported frequency will be: - * 50KHz, 100KHz, 400KHz, or 1MHz. - * I2C channels (D, E and F) can be set different frequency on different ports. - * The I2C(D/E/F) frequency depend on the frequency of SMBus Module and - * the individual prescale register. - * The frequency of SMBus module is 24MHz on default. - * The allowed range of I2C(D/E/F) frequency is as following setting. - * SMBus Module Freq = PLL_CLOCK / ((IT83XX_ECPM_SCDCR2 & 0x0F) + 1) - * (SMBus Module Freq / 510) <= I2C Freq <= (SMBus Module Freq / 8) - * Channel D has multi-function and can be used as UART interface. - * Channel F is reserved for EC debug. - */ - -/* I2C ports */ -const struct i2c_port_t i2c_ports[] = { - {"bat_chg", IT83XX_I2C_CH_A, 100, GPIO_I2C_A_SCL, GPIO_I2C_A_SDA}, - {"sensor", IT83XX_I2C_CH_B, 400, GPIO_I2C_B_SCL, GPIO_I2C_B_SDA}, - {"usb0", IT83XX_I2C_CH_C, 400, GPIO_I2C_C_SCL, GPIO_I2C_C_SDA}, - {"usb1", IT83XX_I2C_CH_E, 1000, GPIO_I2C_E_SCL, GPIO_I2C_E_SDA}, -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -int board_allow_i2c_passthru(int port) -{ - return (port == I2C_PORT_VIRTUAL_BATTERY); -} - -/* 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_I2C, - .i2c_info = { - .port = I2C_PORT_USB1, - .addr_flags = RT1718S_I2C_ADDR_FLAGS, - }, - .drv = &rt1718s_tcpm_drv, - }, -}; - -__override int board_rt1718s_init(int port) -{ - /* set GPIO 1~3 as push pull, as output, output low. */ - rt1718s_gpio_set_flags(port, RT1718S_GPIO1, GPIO_OUT_LOW); - rt1718s_gpio_set_flags(port, RT1718S_GPIO2, GPIO_OUT_LOW); - rt1718s_gpio_set_flags(port, RT1718S_GPIO3, GPIO_OUT_LOW); - - /* gpio 1/2 output high when receiving frx signal */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_GPIO1_VBUS_CTRL, - RT1718S_GPIO1_VBUS_CTRL_FRS_RX_VBUS, 0xFF)); - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_GPIO2_VBUS_CTRL, - RT1718S_GPIO2_VBUS_CTRL_FRS_RX_VBUS, 0xFF)); - - /* Turn on SBU switch */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_RT2_SBU_CTRL_01, - RT1718S_RT2_SBU_CTRL_01_SBU_VIEN | - RT1718S_RT2_SBU_CTRL_01_SBU2_SWEN | - RT1718S_RT2_SBU_CTRL_01_SBU1_SWEN, - 0xFF)); - /* Trigger GPIO 1/2 change when FRS signal received */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_FRS_CTRL3, - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO2 | - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO1, - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO2)); - /* Set FRS signal detect time to 46.875us */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_FRS_CTRL1, - RT1718S_FRS_CTRL1_FRSWAPRX_MASK, - 0xFF)); - - return EC_SUCCESS; -} - -const struct cc_para_t *board_get_cc_tuning_parameter(enum usbpd_port port) -{ - const static struct cc_para_t cc_parameter = { - .rising_time = IT83XX_TX_PRE_DRIVING_TIME_1_UNIT, - .falling_time = IT83XX_TX_PRE_DRIVING_TIME_2_UNIT, - }; - - if (port == USBPD_PORT_A) - return &cc_parameter; - return NULL; -} - -uint16_t tcpc_get_alert_status(void) -{ - /* - * C0 TCPC is embedded in the EC and processes interrupts in the - * chip code (it83xx/intc.c) - */ - if (!gpio_get_level(GPIO_USB_C1_INT_ODL)) - return PD_STATUS_TCPC_ALERT_1; - return 0; -} - -void board_reset_pd_mcu(void) -{ - /* - * C0: The internal TCPC on ITE EC does not have a reset signal, - * but it will get reset when the EC gets reset. - */ - /* C1: Add code if TCPC chips need a reset */ -} - -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; - bool is_valid_port = (port == 0 || port == 1); - - 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); - } - rt1718s_gpio_set_level(1, GPIO_EN_USB_C1_VBUS_L, 1); - - 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; - } - - rt1718s_gpio_set_level(1, GPIO_EN_USB_C1_VBUS_L, !(port == 1)); - - return EC_SUCCESS; -} - -int ppc_get_alert_status(int port) -{ - if (port == 0) - return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0; - - /* TODO: add rt1718s */ - return 0; -} -/* 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); -} - -static void baseboard_init(void) -{ - gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); -#ifndef BOARD_CHERRY - gpio_enable_interrupt(GPIO_AP_XHCI_INIT_DONE); -#endif -} -DECLARE_HOOK(HOOK_INIT, baseboard_init, HOOK_PRIO_DEFAULT - 1); - -__override int board_pd_set_frs_enable(int port, int enable) -{ - if (port == 1) - /* - * Use set_flags (implemented by a single i2c write) instead - * of set_level (= i2c_update) to save one read operation in - * FRS path. - */ - rt1718s_gpio_set_flags(port, GPIO_EN_USB_C1_FRS, - enable ? GPIO_OUT_HIGH : GPIO_OUT_LOW); - return EC_SUCCESS; -} - -__override int board_get_vbus_voltage(int port) -{ - int voltage = 0; - - switch (port) { - case 0: - voltage = adc_read_channel(ADC_VBUS); - break; - case 1: - rt1718s_get_adc(port, RT1718S_ADC_VBUS1, &voltage); - break; - default: - return 0; - } - - return voltage; -} |