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Diffstat (limited to 'board/bloog/board.c')
-rw-r--r-- | board/bloog/board.c | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/board/bloog/board.c b/board/bloog/board.c new file mode 100644 index 0000000000..3546d7b5a3 --- /dev/null +++ b/board/bloog/board.c @@ -0,0 +1,317 @@ +/* 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. + */ + +/* Bloog/Blooguard board-specific configuration */ + +#include "adc.h" +#include "adc_chip.h" +#include "battery.h" +#include "button.h" +#include "charge_manager.h" +#include "charge_state.h" +#include "common.h" +#include "console.h" +#include "cros_board_info.h" +#include "driver/accel_kionix.h" +#include "driver/accelgyro_lsm6dsm.h" +#include "driver/charger/bd9995x.h" +#include "driver/ppc/nx20p348x.h" +#include "driver/tcpm/anx7447.h" +#include "driver/tcpm/ps8xxx.h" +#include "driver/tcpm/tcpci.h" +#include "driver/tcpm/tcpm.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "i2c.h" +#include "keyboard_scan.h" +#include "lid_switch.h" +#include "motion_sense.h" +#include "power.h" +#include "power_button.h" +#include "switch.h" +#include "system.h" +#include "tablet_mode.h" +#include "tcpci.h" +#include "temp_sensor.h" +#include "thermistor.h" +#include "usb_mux.h" +#include "usbc_ppc.h" +#include "util.h" + +#define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) +#define CPRINTFUSB(format, args...) cprintf(CC_USBCHARGE, format, ## args) + +#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args) + +#define USB_PD_PORT_ANX7447 0 +#define USB_PD_PORT_PS8751 1 + +static uint8_t sku_id; + +static void ppc_interrupt(enum gpio_signal signal) +{ + switch (signal) { + case GPIO_USB_PD_C0_INT_ODL: + nx20p348x_interrupt(0); + break; + + case GPIO_USB_PD_C1_INT_ODL: + 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 C0 sensing (10x voltage divider). PPVAR_USB_C0_VBUS */ + [ADC_VBUS_C0] = { + "VBUS_C0", NPCX_ADC_CH9, ADC_MAX_VOLT*10, ADC_READ_MAX+1, 0}, + /* Vbus C1 sensing (10x voltage divider). PPVAR_USB_C1_VBUS */ + [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, + .action_delay_sec = 1}, + [TEMP_SENSOR_AMBIENT] = {.name = "Ambient", + .type = TEMP_SENSOR_TYPE_BOARD, + .read = get_temp_3v3_51k1_47k_4050b, + .idx = ADC_TEMP_SENSOR_AMB, + .action_delay_sec = 5}, + [TEMP_SENSOR_CHARGER] = {.name = "Charger", + .type = TEMP_SENSOR_TYPE_BOARD, + .read = get_temp_3v3_13k7_47k_4050b, + .idx = ADC_TEMP_SENSOR_CHARGER, + .action_delay_sec = 1}, +}; +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 accelrator into standard reference frame */ +const mat33_fp_t lid_standrd_ref = { + { FLOAT_TO_FP(1), 0, 0}, + { 0, FLOAT_TO_FP(-1), 0}, + { 0, 0, FLOAT_TO_FP(-1)} +}; + +const mat33_fp_t base_standard_ref = { + { FLOAT_TO_FP(1), 0, 0}, + { 0, FLOAT_TO_FP(-1), 0}, + { 0, 0, FLOAT_TO_FP(-1)} +}; + +/* sensor private data */ +static struct kionix_accel_data kx022_data; +static struct 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_KX022, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_LID, + .drv = &kionix_accel_drv, + .mutex = &g_lid_mutex, + .drv_data = &kx022_data, + .port = I2C_PORT_SENSOR, + .addr = KX022_ADDR1, + .rot_standard_ref = &lid_standrd_ref, + .default_range = 2, /* g */ + .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), + .port = I2C_PORT_SENSOR, + .addr = LSM6DSM_ADDR0, + .rot_standard_ref = &base_standard_ref, + .default_range = 2, /* g */ + .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), + .port = I2C_PORT_SENSOR, + .addr = LSM6DSM_ADDR0, + .default_range = 1000 | ROUND_UP_FLAG, /* dps */ + .rot_standard_ref = &base_standard_ref, + .min_frequency = LSM6DSM_ODR_MIN_VAL, + .max_frequency = LSM6DSM_ODR_MAX_VAL, + }, +}; + +unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +/* + * Returns 1 for boards that are convertible into tablet mode, and zero for + * clamshells. + */ +int board_is_convertible(void) +{ + /* Bloog: TBD */ + /* Blooguard: TBD */ + return sku_id == 255; +} + +static void board_update_gpio_from_board_id(uint32_t board_id) +{ + if (board_id == 0) { + /* + * USB2_OTG_ID is 1.8V pin on the SoC side with an internal + * pull-up. However, it is 3.3V on the EC side. So, configure + * it as ODR so that the EC never drives it high. + */ + gpio_set_flags(GPIO_USB_C0_PD_RST, GPIO_ODR_LOW); + } +} + +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; + hall_sensor_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); + + if (cbi_get_board_version(&val) == EC_SUCCESS) + board_update_gpio_from_board_id(val); + + board_update_sensor_config_from_sku(); +} +DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1); + +void board_hibernate_late(void) +{ + int i; + + const uint32_t hibernate_pins[][2] = { + /* Turn off LEDs before going to hibernate */ + {GPIO_BAT_LED_WHITE_L, GPIO_INPUT | GPIO_PULL_UP}, + {GPIO_BAT_LED_AMBER_L, GPIO_INPUT | GPIO_PULL_UP}, + }; + + for (i = 0; i < ARRAY_SIZE(hibernate_pins); ++i) + gpio_set_flags(hibernate_pins[i][0], hibernate_pins[i][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 + +#ifdef CONFIG_KEYBOARD_FACTORY_TEST +/* + * Map keyboard connector pins to EC GPIO pins for factory test. + * Pins mapped to {-1, -1} are skipped. + * The connector has 24 pins total, and there is no pin 0. + */ +const int keyboard_factory_scan_pins[][2] = { + {-1, -1}, {0, 5}, {1, 1}, {1, 0}, {0, 6}, + {0, 7}, {1, 4}, {1, 3}, {1, 6}, {1, 7}, + {3, 1}, {2, 0}, {1, 5}, {2, 6}, {2, 7}, + {2, 1}, {2, 4}, {2, 5}, {1, 2}, {2, 3}, + {2, 2}, {3, 0}, {-1, -1}, {-1, -1}, {-1, -1}, +}; + +const int keyboard_factory_scan_pins_used = + ARRAY_SIZE(keyboard_factory_scan_pins); +#endif + +void board_overcurrent_event(int port, int is_overcurrented) +{ + /* Sanity check the port. */ + if ((port < 0) || (port >= CONFIG_USB_PD_PORT_COUNT)) + return; + + /* Note that the level is inverted because the pin is active low. */ + gpio_set_level(GPIO_USB_C_OC, !is_overcurrented); +} |