diff options
Diffstat (limited to 'board/ampton/board.c')
-rw-r--r-- | board/ampton/board.c | 147 |
1 files changed, 144 insertions, 3 deletions
diff --git a/board/ampton/board.c b/board/ampton/board.c index be6c20f1d3..63e124fa79 100644 --- a/board/ampton/board.c +++ b/board/ampton/board.c @@ -10,6 +10,9 @@ #include "button.h" #include "charge_state.h" #include "common.h" +#include "cros_board_info.h" +#include "driver/accel_kionix.h" +#include "driver/accelgyro_bmi160.h" #include "driver/ppc/sn5s330.h" #include "driver/tcpm/it83xx_pd.h" #include "driver/tcpm/ps8xxx.h" @@ -21,13 +24,14 @@ #include "intc.h" #include "keyboard_scan.h" #include "lid_switch.h" +#include "motion_sense.h" #include "power.h" #include "power_button.h" #include "spi.h" #include "switch.h" #include "system.h" -#include "tcpci.h" #include "tablet_mode.h" +#include "tcpci.h" #include "temp_sensor.h" #include "thermistor.h" #include "uart.h" @@ -35,6 +39,8 @@ #include "usbc_ppc.h" #include "util.h" +static uint8_t sku_id; + static void ppc_interrupt(enum gpio_signal signal) { if (signal == GPIO_USB_C0_PD_INT_ODL) @@ -100,6 +106,127 @@ const struct temp_sensor_t temp_sensors[] = { }; 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 */ +/* TODO(b/118756407): Ampton/Apel: tune motion sensors */ +const mat33_fp_t base_standard_ref = { + { 0, FLOAT_TO_FP(-1), 0}, + { FLOAT_TO_FP(1), 0, 0}, + { 0, 0, FLOAT_TO_FP(1)} +}; + +/* sensor private data */ +static struct kionix_accel_data g_kx022_data; +static struct bmi160_drv_data_t g_bmi160_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 = &g_kx022_data, + .port = I2C_PORT_SENSOR, + .addr = KX022_ADDR1, + .rot_standard_ref = NULL, /* Identity matrix. */ + .default_range = 4, /* 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_BMI160, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_BASE, + .drv = &bmi160_drv, + .mutex = &g_base_mutex, + .drv_data = &g_bmi160_data, + .port = I2C_PORT_SENSOR, + .addr = BMI160_ADDR0, + .rot_standard_ref = &base_standard_ref, + .default_range = 4, /* g */ + .min_frequency = BMI160_ACCEL_MIN_FREQ, + .max_frequency = BMI160_ACCEL_MAX_FREQ, + .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_BMI160, + .type = MOTIONSENSE_TYPE_GYRO, + .location = MOTIONSENSE_LOC_BASE, + .drv = &bmi160_drv, + .mutex = &g_base_mutex, + .drv_data = &g_bmi160_data, + .port = I2C_PORT_SENSOR, + .addr = BMI160_ADDR0, + .default_range = 1000, /* dps */ + .rot_standard_ref = &base_standard_ref, + .min_frequency = BMI160_GYRO_MIN_FREQ, + .max_frequency = BMI160_GYRO_MAX_FREQ, + }, +}; + +unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +static int board_is_convertible(void) +{ + /* SKU IDs of Ampton & unprovisioned: 1, 2, 255 */ + return sku_id == 1 || sku_id == 2 || sku_id == 255; +} + +static void board_update_sensor_config_from_sku(void) +{ + if (board_is_convertible()) { + motion_sensor_count = ARRAY_SIZE(motion_sensors); + } else { + motion_sensor_count = 0; + tablet_disable_switch(); + } +} + +/* Read CBI from i2c eeprom and initialize variables for board variants */ +static void cbi_init(void) +{ + uint32_t val; + + if (cbi_get_sku_id(&val) != EC_SUCCESS) + return; + sku_id = val; + ccprints("SKU: %d", sku_id); + + board_update_sensor_config_from_sku(); +} +DECLARE_HOOK(HOOK_INIT, cbi_init, HOOK_PRIO_INIT_I2C + 1); + void board_hibernate_late(void) { /* @@ -112,10 +239,24 @@ void board_hibernate_late(void) gpio_set_flags_by_mask(GPIO_KSI, 0xff, GPIO_INPUT); } -/* TODO(b/115501243): Ampton/Apel: implement motion sensors in EC code */ - void board_overcurrent_event(int port) { /* TODO(b/78344554): pass this signal upstream once hardware reworked */ cprints(CC_USBPD, "p%d: overcurrent!", port); } + +#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 |