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Diffstat (limited to 'board/dojo/board.c')
| -rw-r--r-- | board/dojo/board.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/board/dojo/board.c b/board/dojo/board.c new file mode 100644 index 0000000000..35dae9ed36 --- /dev/null +++ b/board/dojo/board.c @@ -0,0 +1,179 @@ +/* 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 board configuration */ + +#include "common.h" +#include "console.h" +#include "driver/accel_bma422.h" +#include "driver/accel_kionix.h" +#include "driver/accel_kx022.h" +#include "driver/accelgyro_icm42607.h" +#include "driver/accelgyro_icm_common.h" +#include "gpio.h" +#include "hooks.h" +#include "motion_sense.h" +#include "pwm.h" +#include "pwm_chip.h" +#include "system.h" + +#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) +#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) + +/* Sensor */ +static struct mutex g_base_mutex; +static struct mutex g_lid_mutex; + +static struct icm_drv_data_t g_icm42607_data; +static struct kionix_accel_data g_kx022_data; +static struct accelgyro_saved_data_t g_bma422_data; + +/* Matrix to rotate accelrator into standard reference frame */ +static 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)} +}; + +static const mat33_fp_t lid_standard_ref = { + { FLOAT_TO_FP(-1), 0, 0}, + { 0, FLOAT_TO_FP(-1), 0}, + { 0, 0, FLOAT_TO_FP(1)} +}; + +struct motion_sensor_t motion_sensors[] = { + /* + * Note: bmi160: supports accelerometer and gyro sensor + * Requirement: accelerometer sensor must init before gyro sensor + * DO NOT change the order of the following table. + */ + [BASE_ACCEL] = { + .name = "Base Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM42607, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm42607_drv, + .mutex = &g_base_mutex, + .drv_data = &g_icm42607_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM42607_ADDR0_FLAGS, + .default_range = 4, /* g, to meet CDD 7.3.1/C-1-4 reqs.*/ + .rot_standard_ref = &base_standard_ref, + .min_frequency = ICM42607_ACCEL_MIN_FREQ, + .max_frequency = ICM42607_ACCEL_MAX_FREQ, + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + }, + }, + [BASE_GYRO] = { + .name = "Base Gyro", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_ICM42607, + .type = MOTIONSENSE_TYPE_GYRO, + .location = MOTIONSENSE_LOC_BASE, + .drv = &icm42607_drv, + .mutex = &g_base_mutex, + .drv_data = &g_icm42607_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = ICM42607_ADDR0_FLAGS, + .default_range = 1000, /* dps */ + .rot_standard_ref = &base_standard_ref, + .min_frequency = ICM42607_GYRO_MIN_FREQ, + .max_frequency = ICM42607_GYRO_MAX_FREQ, + }, + [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_ACCEL, + .i2c_spi_addr_flags = KX022_ADDR1_FLAGS, + .rot_standard_ref = &lid_standard_ref, + .default_range = 2, /* g, enough for laptop. */ + .min_frequency = KX022_ACCEL_MIN_FREQ, + .max_frequency = KX022_ACCEL_MAX_FREQ, + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 10000 | ROUND_UP_FLAG, + }, + }, + }, +}; +const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +struct motion_sensor_t bma422_lid_accel = { + .name = "Lid Accel", + .active_mask = SENSOR_ACTIVE_S0_S3, + .chip = MOTIONSENSE_CHIP_BMA422, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_LID, + .drv = &bma4_accel_drv, + .mutex = &g_lid_mutex, + .drv_data = &g_bma422_data, + .port = I2C_PORT_ACCEL, + .i2c_spi_addr_flags = BMA4_I2C_ADDR_PRIMARY, + .rot_standard_ref = &lid_standard_ref, + .min_frequency = BMA4_ACCEL_MIN_FREQ, + .max_frequency = BMA4_ACCEL_MAX_FREQ, + .default_range = 2, /* g, enough for laptop. */ + .config = { + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 12500 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* Sensor on in S3 */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 12500 | ROUND_UP_FLAG, + .ec_rate = 0, + }, + }, +}; + +static void board_update_motion_sensor_config(void) +{ + if (system_get_board_version() >= 2) { + motion_sensors[LID_ACCEL] = bma422_lid_accel; + ccprints("LID ACCEL is BMA422"); + } else { + ccprints("LID ACCEL is KX022"); + } +} + +/* Initialize board. */ +static void board_init(void) +{ + /* Enable motion sensor interrupt */ + gpio_enable_interrupt(GPIO_BASE_IMU_INT_L); + gpio_enable_interrupt(GPIO_LID_ACCEL_INT_L); + + /* Disable PWM_CH_LED2(Green) for unuse */ + pwm_enable(PWM_CH_LED2, 0); + + board_update_motion_sensor_config(); + + if (board_get_version() >= 2) { + gpio_set_flags(GPIO_I2C_H_SCL, GPIO_INPUT | GPIO_PULL_DOWN); + gpio_set_flags(GPIO_I2C_H_SDA, GPIO_INPUT | GPIO_PULL_DOWN); + } +} +DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); |