diff options
Diffstat (limited to 'driver/accel_lis2ds.h')
| -rw-r--r-- | driver/accel_lis2ds.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/driver/accel_lis2ds.h b/driver/accel_lis2ds.h deleted file mode 100644 index e25bc5954f..0000000000 --- a/driver/accel_lis2ds.h +++ /dev/null @@ -1,164 +0,0 @@ -/* 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. - */ - -/* LIS2DS accelerometer module for Chrome EC */ - -#ifndef __CROS_EC_ACCEL_LIS2DS_H -#define __CROS_EC_ACCEL_LIS2DS_H - -#include "driver/stm_mems_common.h" - -/* - * 7-bit address is 110101Xb. Where 'X' is determined - * by the voltage on the ADDR pin. - */ -#define LIS2DS_ADDR0_FLAGS 0x1a -#define LIS2DS_ADDR1_FLAGS 0x1e - -/* who am I */ -#define LIS2DS_WHO_AM_I_REG 0x0f -#define LIS2DS_WHO_AM_I 0x43 - -/* X, Y, Z axis data len */ -#define LIS2DS_OUT_XYZ_SIZE 6 - -/* COMMON DEFINE FOR ACCEL SENSOR */ -#define LIS2DS_EN_BIT 0x01 -#define LIS2DS_DIS_BIT 0x00 - -#define LIS2DS_CTRL1_ADDR 0x20 -#define LIS2DS_CTRL2_ADDR 0x21 -#define LIS2DS_CTRL3_ADDR 0x22 -#define LIS2DS_TAP_X_EN 0x20 -#define LIS2DS_TAP_Y_EN 0x10 -#define LIS2DS_TAP_Z_EN 0x08 -#define LIS2DS_TAP_EN_MASK (LIS2DS_TAP_X_EN | \ - LIS2DS_TAP_Y_EN | \ - LIS2DS_TAP_Z_EN) -#define LIS2DS_TAP_EN_ALL 0x07 - -#define LIS2DS_CTRL4_ADDR 0x23 -#define LIS2DS_INT1_FTH 0x02 -#define LIS2DS_INT1_D_TAP 0x08 -#define LIS2DS_INT1_S_TAP 0x40 - -#define LIS2DS_CTRL5_ADDR 0x24 -#define LIS2DS_FIFO_CTRL_ADDR 0x25 -#define LIS2DS_FIFO_MODE_MASK 0xe0 -#define LIS2DS_FIFO_BYPASS_MODE 0 -#define LIS2DS_FIFO_MODE 1 -#define LIS2DS_FIFO_CONT_MODE 6 - -#define LIS2DS_STATUS_REG 0x27 -#define LIS2DS_STS_XLDA_UP 0x01 -#define LIS2DS_SINGLE_TAP_UP 0x08 -#define LIS2DS_DOUBLE_TAP_UP 0x10 -#define LIS2DS_FIFO_THS_UP 0x80 - -#define LIS2DS_OUT_X_L_ADDR 0x28 -#define LIS2DS_FIFO_THS_ADDR 0x2e - -#define LIS2DS_FIFO_SRC_ADDR 0x2f -#define LIS2DS_FIFO_DIFF_MASK 0xff -#define LIS2DS_FIFO_DIFF8_MASK 0x20 -#define LIS2DS_FIFO_OVR_MASK 0x40 -#define LIS2DS_FIFO_FTH_MASK 0x80 - -/* - * Concatenated with DIFF8 bit in FIFO_SRC (2Fh) register, it represents the - * number of unread samples stored in FIFO. (000000000 = FIFO empty; - * 100000000 = FIFO full, 256 unread samples). - */ -#define LIS2DS_FIFO_SAMPLES_ADDR 0x30 -#define LIS2DS_TAP_6D_THS_ADDR 0x31 -#define LIS2DS_INT_DUR_ADDR 0x32 -#define LIS2DS_WAKE_UP_THS_ADDR 0x33 - -#define LIS2DS_TAP_SRC_ADDR 0x38 -#define LIS2DS_TAP_EVENT_DETECT 0x40 - -/* Alias Register/Mask */ -#define LIS2DS_ACC_ODR_ADDR LIS2DS_CTRL1_ADDR -#define LIS2DS_ACC_ODR_MASK 0xf0 - -#define LIS2DS_BDU_ADDR LIS2DS_CTRL1_ADDR -#define LIS2DS_BDU_MASK 0x01 - -#define LIS2DS_SOFT_RESET_ADDR LIS2DS_CTRL2_ADDR -#define LIS2DS_SOFT_RESET_MASK 0x40 - -#define LIS2DS_LIR_ADDR LIS2DS_CTRL3_ADDR -#define LIS2DS_LIR_MASK 0x04 - -#define LIS2DS_H_ACTIVE_ADDR LIS2DS_CTRL3_ADDR -#define LIS2DS_H_ACTIVE_MASK 0x02 - -#define LIS2DS_INT1_FTH_ADDR LIS2DS_CTRL4_ADDR -#define LIS2DS_INT1_FTH_MASK 0x02 - -#define LIS2DS_INT2_ON_INT1_ADDR LIS2DS_CTRL5_ADDR -#define LIS2DS_INT2_ON_INT1_MASK 0x20 - -#define LIS2DS_DRDY_PULSED_ADDR LIS2DS_CTRL5_ADDR -#define LIS2DS_DRDY_PULSED_MASK 0x80 - -/* Acc data rate for HR mode */ -enum lis2ds_odr { - LIS2DS_ODR_POWER_OFF_VAL = 0x00, - LIS2DS_ODR_12HZ_VAL, - LIS2DS_ODR_25HZ_VAL, - LIS2DS_ODR_50HZ_VAL, - LIS2DS_ODR_100HZ_VAL, - LIS2DS_ODR_200HZ_VAL, - LIS2DS_ODR_400HZ_VAL, - LIS2DS_ODR_800HZ_VAL, - LIS2DS_ODR_LIST_NUM -}; - -/* Absolute Acc rate */ -#define LIS2DS_ODR_MIN_VAL 12500 -#define LIS2DS_ODR_MAX_VAL \ - MOTION_MAX_SENSOR_FREQUENCY(800000, LIS2DS_ODR_MIN_VAL) - -/* ODR reg value from selected data rate in mHz */ -#define LIS2DS_ODR_TO_REG(_odr) (__fls(_odr / LIS2DS_ODR_MIN_VAL) + 1) - -/* Normalized ODR value from selected ODR register value */ -#define LIS2DS_REG_TO_ODR(_reg) \ - (LIS2DS_ODR_MIN_VAL << (_reg - LIS2DS_ODR_12HZ_VAL)) - -/* Full scale range registers */ -#define LIS2DS_FS_ADDR LIS2DS_CTRL1_ADDR -#define LIS2DS_FS_MASK 0x0c - -/* Acc FS value */ -enum lis2ds_fs { - LIS2DS_FS_2G_VAL = 0x00, - LIS2DS_FS_16G_VAL, - LIS2DS_FS_4G_VAL, - LIS2DS_FS_8G_VAL, - LIS2DS_FS_LIST_NUM -}; - -#define LIS2DS_ACCEL_FS_MAX_VAL 16 -#define LIS2DS_ACCEL_FS_MIN_VAL 2 - -/* Reg value from Full Scale */ -#define LIS2DS_FS_REG(_fs) \ - (_fs == 2 ? LIS2DS_FS_2G_VAL : \ - _fs == 16 ? LIS2DS_FS_16G_VAL : \ - __fls(_fs)) - -/* - * Sensor resolution in number of bits. Sensor has two resolution: - * 10 and 14 bit for LP and HR mode resp. - */ -#define LIS2DS_RESOLUTION 16 - -extern const struct accelgyro_drv lis2ds_drv; - -void lis2ds_interrupt(enum gpio_signal signal); - -#endif /* __CROS_EC_ACCEL_LIS2DS_H */ |