| /* Copyright 2018 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. |
| */ |
| |
| /* Phaser board-specific configuration */ |
| |
| #include "adc.h" |
| #include "adc_chip.h" |
| #include "button.h" |
| #include "charge_state.h" |
| #include "common.h" |
| #include "console.h" |
| #include "cros_board_info.h" |
| #include "driver/accel_lis2dh.h" |
| #include "driver/accelgyro_lsm6dsm.h" |
| #include "driver/ppc/nx20p348x.h" |
| #include "driver/ppc/syv682x.h" |
| #include "driver/tcpm/anx7447.h" |
| #include "extpower.h" |
| #include "gpio.h" |
| #include "hooks.h" |
| #include "keyboard_scan.h" |
| #include "lid_switch.h" |
| #include "power.h" |
| #include "power_button.h" |
| #include "switch.h" |
| #include "task.h" |
| #include "tablet_mode.h" |
| #include "tcpci.h" |
| #include "temp_sensor.h" |
| #include "thermistor.h" |
| #include "usbc_ppc.h" |
| #include "util.h" |
| #include "battery_smart.h" |
| |
| #define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) |
| #define CPRINTFUSB(format, args...) cprintf(CC_USBCHARGE, format, ## args) |
| |
| #define USB_PD_PORT_ANX7447 0 |
| #define USB_PD_PORT_PS8751 1 |
| |
| static uint8_t sku_id; |
| static bool support_syv_ppc; |
| |
| /* Check PPC ID and board version to decide which one ppc is used. */ |
| static bool board_is_support_syv_ppc(void) |
| { |
| uint32_t board_version = 0; |
| |
| if (cbi_get_board_version(&board_version) != EC_SUCCESS) |
| CPRINTSUSB("Get board version failed."); |
| |
| if ((board_version >= 5) && (gpio_get_level(GPIO_PPC_ID))) |
| return true; |
| |
| return false; |
| } |
| |
| static void ppc_interrupt(enum gpio_signal signal) |
| { |
| switch (signal) { |
| case GPIO_USB_PD_C0_INT_ODL: |
| if (support_syv_ppc) |
| syv682x_interrupt(0); |
| else |
| nx20p348x_interrupt(0); |
| break; |
| |
| case GPIO_USB_PD_C1_INT_ODL: |
| if (support_syv_ppc) |
| syv682x_interrupt(1); |
| else |
| nx20p348x_interrupt(1); |
| break; |
| |
| default: |
| break; |
| } |
| } |
| |
| /* Must come after other header files and GPIO interrupts*/ |
| #include "gpio_list.h" |
| |
| /* ADC channels */ |
| const struct adc_t adc_channels[] = { |
| [ADC_TEMP_SENSOR_AMB] = { |
| "TEMP_AMB", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX+1, 0}, |
| [ADC_TEMP_SENSOR_CHARGER] = { |
| "TEMP_CHARGER", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX+1, 0}, |
| /* Vbus sensing (1/10 voltage divider). */ |
| [ADC_VBUS_C0] = { |
| "VBUS_C0", NPCX_ADC_CH9, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0}, |
| [ADC_VBUS_C1] = { |
| "VBUS_C1", NPCX_ADC_CH4, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0}, |
| }; |
| BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); |
| |
| const struct temp_sensor_t temp_sensors[] = { |
| [TEMP_SENSOR_BATTERY] = {.name = "Battery", |
| .type = TEMP_SENSOR_TYPE_BATTERY, |
| .read = charge_get_battery_temp, |
| .idx = 0}, |
| [TEMP_SENSOR_AMBIENT] = {.name = "Ambient", |
| .type = TEMP_SENSOR_TYPE_BOARD, |
| .read = get_temp_3v3_51k1_47k_4050b, |
| .idx = ADC_TEMP_SENSOR_AMB}, |
| [TEMP_SENSOR_CHARGER] = {.name = "Charger", |
| .type = TEMP_SENSOR_TYPE_BOARD, |
| .read = get_temp_3v3_13k7_47k_4050b, |
| .idx = ADC_TEMP_SENSOR_CHARGER}, |
| }; |
| BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); |
| |
| /* Motion sensors */ |
| /* Mutexes */ |
| static struct mutex g_lid_mutex; |
| static struct mutex g_base_mutex; |
| |
| /* Matrix to rotate lid and base sensor into standard reference frame */ |
| const mat33_fp_t standard_rot_ref = { |
| { FLOAT_TO_FP(-1), 0, 0}, |
| { 0, FLOAT_TO_FP(-1), 0}, |
| { 0, 0, FLOAT_TO_FP(1)} |
| }; |
| |
| /* sensor private data */ |
| static struct stprivate_data g_lis2dh_data; |
| static struct lsm6dsm_data lsm6dsm_data = LSM6DSM_DATA; |
| |
| /* Drivers */ |
| struct motion_sensor_t motion_sensors[] = { |
| [LID_ACCEL] = { |
| .name = "Lid Accel", |
| .active_mask = SENSOR_ACTIVE_S0_S3, |
| .chip = MOTIONSENSE_CHIP_LIS2DE, |
| .type = MOTIONSENSE_TYPE_ACCEL, |
| .location = MOTIONSENSE_LOC_LID, |
| .drv = &lis2dh_drv, |
| .mutex = &g_lid_mutex, |
| .drv_data = &g_lis2dh_data, |
| .port = I2C_PORT_SENSOR, |
| .i2c_spi_addr_flags = LIS2DH_ADDR1_FLAGS, |
| .rot_standard_ref = &standard_rot_ref, |
| /* We only use 2g because its resolution is only 8-bits */ |
| .default_range = 2, /* g */ |
| .min_frequency = LIS2DH_ODR_MIN_VAL, |
| .max_frequency = LIS2DH_ODR_MAX_VAL, |
| .config = { |
| /* EC use accel for angle detection */ |
| [SENSOR_CONFIG_EC_S0] = { |
| .odr = 10000 | ROUND_UP_FLAG, |
| }, |
| /* Sensor on for lid angle detection */ |
| [SENSOR_CONFIG_EC_S3] = { |
| .odr = 10000 | ROUND_UP_FLAG, |
| }, |
| }, |
| }, |
| |
| [BASE_ACCEL] = { |
| .name = "Base Accel", |
| .active_mask = SENSOR_ACTIVE_S0_S3, |
| .chip = MOTIONSENSE_CHIP_LSM6DSM, |
| .type = MOTIONSENSE_TYPE_ACCEL, |
| .location = MOTIONSENSE_LOC_BASE, |
| .drv = &lsm6dsm_drv, |
| .mutex = &g_base_mutex, |
| .drv_data = LSM6DSM_ST_DATA(lsm6dsm_data, |
| MOTIONSENSE_TYPE_ACCEL), |
| .int_signal = GPIO_BASE_SIXAXIS_INT_L, |
| .flags = MOTIONSENSE_FLAG_INT_SIGNAL, |
| .port = I2C_PORT_SENSOR, |
| .i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS, |
| .rot_standard_ref = &standard_rot_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 = { |
| /* EC use accel for angle detection */ |
| [SENSOR_CONFIG_EC_S0] = { |
| .odr = 13000 | ROUND_UP_FLAG, |
| .ec_rate = 100 * MSEC, |
| }, |
| /* Sensor on for angle detection */ |
| [SENSOR_CONFIG_EC_S3] = { |
| .odr = 10000 | ROUND_UP_FLAG, |
| .ec_rate = 100 * MSEC, |
| }, |
| }, |
| }, |
| |
| [BASE_GYRO] = { |
| .name = "Base Gyro", |
| .active_mask = SENSOR_ACTIVE_S0_S3, |
| .chip = MOTIONSENSE_CHIP_LSM6DSM, |
| .type = MOTIONSENSE_TYPE_GYRO, |
| .location = MOTIONSENSE_LOC_BASE, |
| .drv = &lsm6dsm_drv, |
| .mutex = &g_base_mutex, |
| .drv_data = LSM6DSM_ST_DATA(lsm6dsm_data, |
| MOTIONSENSE_TYPE_GYRO), |
| .int_signal = GPIO_BASE_SIXAXIS_INT_L, |
| .flags = MOTIONSENSE_FLAG_INT_SIGNAL, |
| .port = I2C_PORT_SENSOR, |
| .i2c_spi_addr_flags = LSM6DSM_ADDR0_FLAGS, |
| .default_range = 1000 | ROUND_UP_FLAG, /* dps */ |
| .rot_standard_ref = &standard_rot_ref, |
| .min_frequency = LSM6DSM_ODR_MIN_VAL, |
| .max_frequency = LSM6DSM_ODR_MAX_VAL, |
| }, |
| }; |
| |
| unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); |
| |
| static int board_is_convertible(void) |
| { |
| return sku_id == 2 || sku_id == 3 || sku_id == 4 || sku_id == 5 || \ |
| sku_id == 255; |
| } |
| |
| static void board_update_sensor_config_from_sku(void) |
| { |
| if (board_is_convertible()) { |
| motion_sensor_count = ARRAY_SIZE(motion_sensors); |
| /* Enable Base Accel interrupt */ |
| gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L); |
| } else { |
| motion_sensor_count = 0; |
| gmr_tablet_switch_disable(); |
| /* Base accel is not stuffed, don't allow line to float */ |
| gpio_set_flags(GPIO_BASE_SIXAXIS_INT_L, |
| GPIO_INPUT | GPIO_PULL_DOWN); |
| } |
| } |
| |
| static void cbi_init(void) |
| { |
| uint32_t val; |
| |
| if (cbi_get_sku_id(&val) == EC_SUCCESS) |
| sku_id = val; |
| ccprints("SKU: 0x%04x", sku_id); |
| |
| board_update_sensor_config_from_sku(); |
| |
| support_syv_ppc = board_is_support_syv_ppc(); |
| } |
| DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1); |
| |
| #ifndef TEST_BUILD |
| /* This callback disables keyboard when convertibles are fully open */ |
| void lid_angle_peripheral_enable(int enable) |
| { |
| /* |
| * If the lid is in tablet position via other sensors, |
| * ignore the lid angle, which might be faulty then |
| * disable keyboard. |
| */ |
| if (tablet_get_mode()) |
| enable = 0; |
| |
| if (board_is_convertible()) |
| keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE); |
| } |
| #endif |
| |
| int board_is_lid_angle_tablet_mode(void) |
| { |
| return board_is_convertible(); |
| } |
| |
| /* Battery functions */ |
| #define SB_OPTIONALMFG_FUNCTION2 0x3e |
| /* Optional mfg function2 */ |
| #define SMART_QUICK_CHARGE (1<<12) |
| /* Quick charge support */ |
| #define MODE_QUICK_CHARGE_SUPPORT (1<<4) |
| |
| static void sb_quick_charge_mode(int enable) |
| { |
| int val, rv; |
| |
| rv = sb_read(SB_BATTERY_MODE, &val); |
| if (rv || !(val & MODE_QUICK_CHARGE_SUPPORT)) |
| return; |
| |
| rv = sb_read(SB_OPTIONALMFG_FUNCTION2, &val); |
| if (rv) |
| return; |
| |
| if (enable) |
| val |= SMART_QUICK_CHARGE; |
| else |
| val &= ~SMART_QUICK_CHARGE; |
| |
| sb_write(SB_OPTIONALMFG_FUNCTION2, val); |
| } |
| |
| /* Called on AP S3/S0ix -> S0 transition */ |
| static void board_chipset_resume(void) |
| { |
| /* Normal charge current */ |
| sb_quick_charge_mode(0); |
| } |
| DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); |
| |
| /* Called on AP S0 -> S3/S0ix transition */ |
| static void board_chipset_suspend(void) |
| { |
| /* Quick charge current */ |
| sb_quick_charge_mode(1); |
| } |
| DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); |
| |
| void board_overcurrent_event(int port, int is_overcurrented) |
| { |
| /* Check that port number is valid. */ |
| if ((port < 0) || (port >= CONFIG_USB_PD_PORT_MAX_COUNT)) |
| return; |
| |
| /* Note that the level is inverted because the pin is active low. */ |
| gpio_set_level(GPIO_USB_C_OC, !is_overcurrented); |
| } |
| |
| static const struct ppc_config_t ppc_syv682x_port0 = { |
| .i2c_port = I2C_PORT_TCPC0, |
| .i2c_addr_flags = SYV682X_ADDR0_FLAGS, |
| .drv = &syv682x_drv, |
| }; |
| |
| static const struct ppc_config_t ppc_syv682x_port1 = { |
| .i2c_port = I2C_PORT_TCPC1, |
| .i2c_addr_flags = SYV682X_ADDR0_FLAGS, |
| .drv = &syv682x_drv, |
| }; |
| |
| static void board_setup_ppc(void) |
| { |
| if (!support_syv_ppc) |
| return; |
| |
| memcpy(&ppc_chips[USB_PD_PORT_TCPC_0], |
| &ppc_syv682x_port0, |
| sizeof(struct ppc_config_t)); |
| memcpy(&ppc_chips[USB_PD_PORT_TCPC_1], |
| &ppc_syv682x_port1, |
| sizeof(struct ppc_config_t)); |
| |
| gpio_set_flags(GPIO_USB_PD_C0_INT_ODL, GPIO_INT_BOTH); |
| gpio_set_flags(GPIO_USB_PD_C1_INT_ODL, GPIO_INT_BOTH); |
| } |
| DECLARE_HOOK(HOOK_INIT, board_setup_ppc, HOOK_PRIO_INIT_I2C + 2); |
| |
| int ppc_get_alert_status(int port) |
| { |
| if (port == 0) |
| return gpio_get_level(GPIO_USB_PD_C0_INT_ODL) == 0; |
| |
| return gpio_get_level(GPIO_USB_PD_C1_INT_ODL) == 0; |
| } |