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Diffstat (limited to 'driver/accelgyro_icm42607.h')
| -rw-r--r-- | driver/accelgyro_icm42607.h | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/driver/accelgyro_icm42607.h b/driver/accelgyro_icm42607.h deleted file mode 100644 index 41747fff7a..0000000000 --- a/driver/accelgyro_icm42607.h +++ /dev/null @@ -1,280 +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. - */ - -/* ICM-42607 accelerometer and gyroscope for Chrome EC */ - -#ifndef __CROS_EC_ACCELGYRO_ICM42607_H -#define __CROS_EC_ACCELGYRO_ICM42607_H - -#include "accelgyro.h" -#include "common.h" - -/* - * 7-bit address is 110100Xb. Where 'X' is determined - * by the logic level on pin AP_AD0. - */ -#define ICM42607_ADDR0_FLAGS 0x68 -#define ICM42607_ADDR1_FLAGS 0x69 - -/* Min and Max sampling frequency in mHz */ -#define ICM42607_ACCEL_MIN_FREQ 1562 -#define ICM42607_ACCEL_MAX_FREQ \ - MOTION_MAX_SENSOR_FREQUENCY(400000, 100000) -#define ICM42607_GYRO_MIN_FREQ 12500 -#define ICM42607_GYRO_MAX_FREQ \ - MOTION_MAX_SENSOR_FREQUENCY(1600000, 100000) - -/* Min and Max Accel FS in g */ -#define ICM42607_ACCEL_FS_MIN_VAL 2 -#define ICM42607_ACCEL_FS_MAX_VAL 16 - -/* Min and Max Gyro FS in dps */ -#define ICM42607_GYRO_FS_MIN_VAL 250 -#define ICM42607_GYRO_FS_MAX_VAL 2000 - -/* accel stabilization time in us */ -#define ICM42607_ACCEL_START_TIME 20000 -#define ICM42607_ACCEL_STOP_TIME 0 - -/* gyro stabilization time in us */ -#define ICM42607_GYRO_START_TIME 40000 -#define ICM42607_GYRO_STOP_TIME 20000 - -/* Reg value from Accel FS in G */ -#define ICM42607_ACCEL_FS_TO_REG(_fs) ((_fs) <= 2 ? 3 : \ - (_fs) >= 16 ? 0 : \ - 3 - __fls((_fs) / 2)) - -/* Accel FSR in G from Reg value */ -#define ICM42607_ACCEL_REG_TO_FS(_reg) ((1 << (3 - (_reg))) * 2) - -/* Reg value from Gyro FS in dps */ -#define ICM42607_GYRO_FS_TO_REG(_fs) ((_fs) <= 250 ? 3 : \ - (_fs) >= 2000 ? 0 : \ - 3 - __fls((_fs) / 250)) - -/* Gyro FSR in dps from Reg value */ -#define ICM42607_GYRO_REG_TO_FS(_reg) ((1 << (3 - (_reg))) * 250) - -/* Reg value from ODR in mHz */ -#define ICM42607_ODR_TO_REG(_odr) ((_odr) == 0 ? 0 : \ - (__fls(1600000 / (_odr)) + 5)) - -/* ODR in mHz from Reg value */ -#define ICM42607_REG_TO_ODR(_reg) ((_reg) <= 5 ? 1600000 : \ - (1600000 / (1 << ((_reg) - 5)))) - -/* Reg value for the next higher ODR */ -#define ICM42607_ODR_REG_UP(_reg) ((_reg) - 1) - -/* - * Filter bandwidth values from ODR reg - * >= 400Hz (7) -> 180Hz (1) - * 200Hz (8) -> 73Hz (3) - * 100Hz (9) -> 53Hz (4) - * 50Hz (10) -> 25Hz (6) - * <= 25Hz (11) -> 16Hz (7) - */ -#define ICM42607_ODR_TO_FILT_BW(_odr) ((_odr) <= 7 ? 1 : \ - (_odr) <= 9 ? (_odr) - 5 : \ - (_odr) == 10 ? 6 : \ - 7) - -/* - * Register addresses are virtual address on 16 bits. - * MSB is coding block selection value for MREG registers - * and LSB real register address. - * ex: MREG2 (block 0x28) register 03 => 0x2803 - */ -#define ICM42607_REG_MCLK_RDY 0x0000 -#define ICM42607_MCLK_RDY BIT(3) - -#define ICM426XX_REG_DEVICE_CONFIG 0x0001 -#define ICM426XX_SPI_MODE_1_2 BIT(0) -#define ICM426XX_SPI_AP_4WIRE BIT(2) - -#define ICM42607_REG_SIGNAL_PATH_RESET 0x0002 -#define ICM42607_SOFT_RESET_DEV_CONFIG BIT(4) -#define ICM42607_FIFO_FLUSH BIT(2) - -#define ICM42607_REG_DRIVE_CONFIG1 0x0003 - -#define ICM42607_REG_DRIVE_CONFIG2 0x0004 - -#define ICM42607_REG_DRIVE_CONFIG3 0x0005 - -/* default int configuration is pulsed mode, open drain, and active low */ -#define ICM42607_REG_INT_CONFIG 0x0006 -#define ICM42607_INT2_MASK GENMASK(5, 3) -#define ICM42607_INT2_LATCHED BIT(5) -#define ICM42607_INT2_PUSH_PULL BIT(4) -#define ICM42607_INT2_ACTIVE_HIGH BIT(3) -#define ICM42607_INT1_MASK GENMASK(2, 0) -#define ICM42607_INT1_LATCHED BIT(2) -#define ICM42607_INT1_PUSH_PULL BIT(1) -#define ICM42607_INT1_ACTIVE_HIGH BIT(0) - -/* data are 16 bits */ -#define ICM42607_REG_TEMP_DATA 0x0009 - -/* X + Y + Z: 3 * 16 bits */ -#define ICM42607_REG_ACCEL_DATA_XYZ 0x000B -#define ICM42607_REG_GYRO_DATA_XYZ 0x0011 - -#define ICM42607_INVALID_DATA -32768 - -/* data are 16 bits */ -#define ICM42607_REG_TMST_FSYNCH 0x0017 - -#define ICM42607_REG_PWR_MGMT0 0x001F -#define ICM42607_ACCEL_LP_CLK_SEL BIT(7) -#define ICM42607_IDLE BIT(4) -#define ICM42607_GYRO_MODE_MASK GENMASK(3, 2) -#define ICM42607_GYRO_MODE(_m) (((_m) & 0x03) << 2) -#define ICM42607_ACCEL_MODE_MASK GENMASK(1, 0) -#define ICM42607_ACCEL_MODE(_m) ((_m) & 0x03) - -enum icm42607_sensor_mode { - ICM42607_MODE_OFF, - ICM42607_MODE_STANDBY, - ICM42607_MODE_LOW_POWER, - ICM42607_MODE_LOW_NOISE, -}; - -#define ICM42607_REG_GYRO_CONFIG0 0x0020 -#define ICM42607_REG_ACCEL_CONFIG0 0x0021 -#define ICM42607_FS_MASK GENMASK(6, 5) -#define ICM42607_FS_SEL(_fs) (((_fs) & 0x03) << 5) -#define ICM42607_ODR_MASK GENMASK(3, 0) -#define ICM42607_ODR(_odr) ((_odr) & 0x0F) - -#define ICM42607_REG_TEMP_CONFIG0 0x0022 - -enum icm42607_ui_avg { - ICM42607_UI_AVG_2X, - ICM42607_UI_AVG_4X, - ICM42607_UI_AVG_8X, - ICM42607_UI_AVG_16X, - ICM42607_UI_AVG_32X, - ICM42607_UI_AVG_64X, -}; - -enum icm42607_ui_filt_bw { - ICM42607_UI_FILT_BW_DISABLED, - ICM42607_UI_FILT_BW_180HZ, - ICM42607_UI_FILT_BW_121HZ, - ICM42607_UI_FILT_BW_73HZ, - ICM42607_UI_FILT_BW_53HZ, - ICM42607_UI_FILT_BW_34HZ, - ICM42607_UI_FILT_BW_25HZ, - ICM42607_UI_FILT_BW_16HZ, -}; - -#define ICM42607_REG_GYRO_CONFIG1 0x0023 -#define ICM42607_REG_ACCEL_CONFIG1 0x0024 -#define ICM42607_UI_AVG_MASK GENMASK(6, 4) -#define ICM42607_UI_AVG_SET(_avg) (((_avg) & 0x07) << 4) -#define ICM42607_UI_FILT_BW_MASK GENMASK(2, 0) -#define ICM42607_UI_FILT_BW_SET(_filt) ((_filt) & 0x07) - -#define ICM42607_REG_FIFO_CONFIG1 0x0028 -#define ICM42607_FIFO_STOP_ON_FULL_MODE BIT(1) -#define ICM42607_FIFO_BYPASS BIT(0) -#define ICM42607_FIFO_MODE_STREAM 0x00 - -/* FIFO watermark value is 16 bits little endian */ -#define ICM42607_REG_FIFO_WM 0x0029 - -#define ICM42607_REG_INT_SOURCE0 0x002B -#define ICM42607_ST_INT1_EN BIT(7) -#define ICM42607_FSYNC_INT1_EN BIT(6) -#define ICM42607_PLL_RDY_INT1_EN BIT(5) -#define ICM42607_RESET_DONE_INT1_EN BIT(4) -#define ICM42607_DRDY_INT1_EN BIT(3) -#define ICM42607_FIFO_THS_INT1_EN BIT(2) -#define ICM42607_FIFO_FULL_INT1_EN BIT(1) -#define ICM42607_UI_AGC_RDY_INT1_EN BIT(0) - -#define ICM42607_REG_INTF_CONFIG0 0x0035 -#define ICM42607_FIFO_COUNT_FORMAT BIT(6) -#define ICM42607_FIFO_COUNT_ENDIAN BIT(5) -#define ICM42607_SENSOR_DATA_ENDIAN BIT(4) - -#define ICM42607_REG_INTF_CONFIG1 0x0036 -#define ICM42607_I3C_SDR_EN BIT(3) -#define ICM42607_I3C_DDR_EN BIT(2) -#define ICM42607_CLKSEL_MASK GENMASK(1, 0) -#define ICM42607_CLKSEL_PLL_ENABLE 0x01 - -#define ICM42607_REG_INT_STATUS_DRDY 0x0039 -#define ICM42607_DATA_RDY_INT BIT(0) - -#define ICM42607_REG_INT_STATUS 0x003A -#define ICM42607_ST_INT BIT(7) -#define ICM42607_FSYNC_INT BIT(6) -#define ICM42607_PLL_RDY_INT BIT(5) -#define ICM42607_RESET_DONE_INT BIT(4) -#define ICM42607_FIFO_THS_INT BIT(2) -#define ICM42607_FIFO_FULL_INT BIT(1) -#define ICM42607_AGC_RDY_INT BIT(0) - -/* FIFO count is 16 bits */ -#define ICM42607_REG_FIFO_COUNT 0x003D - -#define ICM42607_REG_FIFO_DATA 0x003F - -#define ICM42607_REG_APEX_CONFIG0 0x0025 -#define ICM42607_DMP_SRAM_RESET_APEX BIT(0) - -#define ICM42607_REG_APEX_CONFIG1 0x0026 -#define ICM42607_DMP_ODR_50HZ BIT(1) - -#define ICM42607_REG_WHO_AM_I 0x0075 -#define ICM42607_CHIP_ICM42607P 0x60 - -/* MREG read access registers */ -#define ICM42607_REG_BLK_SEL_W 0x0079 -#define ICM42607_REG_MADDR_W 0x007A -#define ICM42607_REG_M_W 0x007B - -/* MREG write access registers */ -#define ICM42607_REG_BLK_SEL_R 0x007C -#define ICM42607_REG_MADDR_R 0x007D -#define ICM42607_REG_M_R 0x007E - -/* USER BANK MREG1 */ -#define ICM42607_MREG_FIFO_CONFIG5 0x0001 -#define ICM42607_FIFO_WM_GT_TH BIT(5) -#define ICM42607_FIFO_RESUME_PARTIAL_RD BIT(4) -#define ICM42607_FIFO_HIRES_EN BIT(3) -#define ICM42607_FIFO_TMST_FSYNC_EN BIT(2) -#define ICM42607_FIFO_GYRO_EN BIT(1) -#define ICM42607_FIFO_ACCEL_EN BIT(0) - -#define ICM42607_MREG_OTP_CONFIG 0x002B -#define ICM42607_OTP_COPY_MODE_MASK GENMASK(3, 2) -#define ICM42607_OTP_COPY_TRIM (0x01 << 2) -#define ICM42607_OTP_COPY_ST_DATA (0x03 << 2) - -#define ICM42607_MREG_OFFSET_USER0 0x004E -#define ICM42607_MREG_OFFSET_USER1 0x004F -#define ICM42607_MREG_OFFSET_USER2 0x0050 -#define ICM42607_MREG_OFFSET_USER3 0x0051 -#define ICM42607_MREG_OFFSET_USER4 0x0052 -#define ICM42607_MREG_OFFSET_USER5 0x0053 -#define ICM42607_MREG_OFFSET_USER6 0x0054 -#define ICM42607_MREG_OFFSET_USER7 0x0055 -#define ICM42607_MREG_OFFSET_USER8 0x0056 - -/* USER BANK MREG2 */ -#define ICM42607_MREG_OTP_CTRL7 0x2806 -#define ICM42607_OTP_RELOAD BIT(3) -#define ICM42607_OTP_PWR_DOWN BIT(1) - -extern const struct accelgyro_drv icm42607_drv; - -void icm42607_interrupt(enum gpio_signal signal); - -#endif /* __CROS_EC_ACCELGYRO_ICM42607_H */ |