diff options
Diffstat (limited to 'libsensors/mlsdk/platform/include/mpu3050.h')
| -rw-r--r-- | libsensors/mlsdk/platform/include/mpu3050.h | 251 |
1 files changed, 251 insertions, 0 deletions
diff --git a/libsensors/mlsdk/platform/include/mpu3050.h b/libsensors/mlsdk/platform/include/mpu3050.h new file mode 100644 index 0000000..bd0ac32 --- /dev/null +++ b/libsensors/mlsdk/platform/include/mpu3050.h @@ -0,0 +1,251 @@ +/* + $License: + Copyright 2011 InvenSense, Inc. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + $ + */ + +#ifndef __MPU_H_ +#error Do not include this file directly. Include mpu.h instead. +#endif + +#ifndef __MPU3050_H_ +#define __MPU3050_H_ + +#ifdef __KERNEL__ +#include <linux/types.h> +#endif + +#define MPU_NAME "mpu3050" +#define DEFAULT_MPU_SLAVEADDR 0x68 + +/*==== MPU REGISTER SET ====*/ +enum mpu_register { + MPUREG_WHO_AM_I = 0, /* 00 0x00 */ + MPUREG_PRODUCT_ID, /* 01 0x01 */ + MPUREG_02_RSVD, /* 02 0x02 */ + MPUREG_03_RSVD, /* 03 0x03 */ + MPUREG_04_RSVD, /* 04 0x04 */ + MPUREG_XG_OFFS_TC, /* 05 0x05 */ + MPUREG_06_RSVD, /* 06 0x06 */ + MPUREG_07_RSVD, /* 07 0x07 */ + MPUREG_YG_OFFS_TC, /* 08 0x08 */ + MPUREG_09_RSVD, /* 09 0x09 */ + MPUREG_0A_RSVD, /* 10 0x0a */ + MPUREG_ZG_OFFS_TC, /* 11 0x0b */ + MPUREG_X_OFFS_USRH, /* 12 0x0c */ + MPUREG_X_OFFS_USRL, /* 13 0x0d */ + MPUREG_Y_OFFS_USRH, /* 14 0x0e */ + MPUREG_Y_OFFS_USRL, /* 15 0x0f */ + MPUREG_Z_OFFS_USRH, /* 16 0x10 */ + MPUREG_Z_OFFS_USRL, /* 17 0x11 */ + MPUREG_FIFO_EN1, /* 18 0x12 */ + MPUREG_FIFO_EN2, /* 19 0x13 */ + MPUREG_AUX_SLV_ADDR, /* 20 0x14 */ + MPUREG_SMPLRT_DIV, /* 21 0x15 */ + MPUREG_DLPF_FS_SYNC, /* 22 0x16 */ + MPUREG_INT_CFG, /* 23 0x17 */ + MPUREG_ACCEL_BURST_ADDR,/* 24 0x18 */ + MPUREG_19_RSVD, /* 25 0x19 */ + MPUREG_INT_STATUS, /* 26 0x1a */ + MPUREG_TEMP_OUT_H, /* 27 0x1b */ + MPUREG_TEMP_OUT_L, /* 28 0x1c */ + MPUREG_GYRO_XOUT_H, /* 29 0x1d */ + MPUREG_GYRO_XOUT_L, /* 30 0x1e */ + MPUREG_GYRO_YOUT_H, /* 31 0x1f */ + MPUREG_GYRO_YOUT_L, /* 32 0x20 */ + MPUREG_GYRO_ZOUT_H, /* 33 0x21 */ + MPUREG_GYRO_ZOUT_L, /* 34 0x22 */ + MPUREG_23_RSVD, /* 35 0x23 */ + MPUREG_24_RSVD, /* 36 0x24 */ + MPUREG_25_RSVD, /* 37 0x25 */ + MPUREG_26_RSVD, /* 38 0x26 */ + MPUREG_27_RSVD, /* 39 0x27 */ + MPUREG_28_RSVD, /* 40 0x28 */ + MPUREG_29_RSVD, /* 41 0x29 */ + MPUREG_2A_RSVD, /* 42 0x2a */ + MPUREG_2B_RSVD, /* 43 0x2b */ + MPUREG_2C_RSVD, /* 44 0x2c */ + MPUREG_2D_RSVD, /* 45 0x2d */ + MPUREG_2E_RSVD, /* 46 0x2e */ + MPUREG_2F_RSVD, /* 47 0x2f */ + MPUREG_30_RSVD, /* 48 0x30 */ + MPUREG_31_RSVD, /* 49 0x31 */ + MPUREG_32_RSVD, /* 50 0x32 */ + MPUREG_33_RSVD, /* 51 0x33 */ + MPUREG_34_RSVD, /* 52 0x34 */ + MPUREG_DMP_CFG_1, /* 53 0x35 */ + MPUREG_DMP_CFG_2, /* 54 0x36 */ + MPUREG_BANK_SEL, /* 55 0x37 */ + MPUREG_MEM_START_ADDR, /* 56 0x38 */ + MPUREG_MEM_R_W, /* 57 0x39 */ + MPUREG_FIFO_COUNTH, /* 58 0x3a */ + MPUREG_FIFO_COUNTL, /* 59 0x3b */ + MPUREG_FIFO_R_W, /* 60 0x3c */ + MPUREG_USER_CTRL, /* 61 0x3d */ + MPUREG_PWR_MGM, /* 62 0x3e */ + MPUREG_3F_RSVD, /* 63 0x3f */ + NUM_OF_MPU_REGISTERS /* 64 0x40 */ +}; + +/*==== BITS FOR MPU ====*/ + +/*---- MPU 'FIFO_EN1' register (12) ----*/ +#define BIT_TEMP_OUT 0x80 +#define BIT_GYRO_XOUT 0x40 +#define BIT_GYRO_YOUT 0x20 +#define BIT_GYRO_ZOUT 0x10 +#define BIT_ACCEL_XOUT 0x08 +#define BIT_ACCEL_YOUT 0x04 +#define BIT_ACCEL_ZOUT 0x02 +#define BIT_AUX_1OUT 0x01 +/*---- MPU 'FIFO_EN2' register (13) ----*/ +#define BIT_AUX_2OUT 0x02 +#define BIT_AUX_3OUT 0x01 +/*---- MPU 'DLPF_FS_SYNC' register (16) ----*/ +#define BITS_EXT_SYNC_NONE 0x00 +#define BITS_EXT_SYNC_TEMP 0x20 +#define BITS_EXT_SYNC_GYROX 0x40 +#define BITS_EXT_SYNC_GYROY 0x60 +#define BITS_EXT_SYNC_GYROZ 0x80 +#define BITS_EXT_SYNC_ACCELX 0xA0 +#define BITS_EXT_SYNC_ACCELY 0xC0 +#define BITS_EXT_SYNC_ACCELZ 0xE0 +#define BITS_EXT_SYNC_MASK 0xE0 +#define BITS_FS_250DPS 0x00 +#define BITS_FS_500DPS 0x08 +#define BITS_FS_1000DPS 0x10 +#define BITS_FS_2000DPS 0x18 +#define BITS_FS_MASK 0x18 +#define BITS_DLPF_CFG_256HZ_NOLPF2 0x00 +#define BITS_DLPF_CFG_188HZ 0x01 +#define BITS_DLPF_CFG_98HZ 0x02 +#define BITS_DLPF_CFG_42HZ 0x03 +#define BITS_DLPF_CFG_20HZ 0x04 +#define BITS_DLPF_CFG_10HZ 0x05 +#define BITS_DLPF_CFG_5HZ 0x06 +#define BITS_DLPF_CFG_2100HZ_NOLPF 0x07 +#define BITS_DLPF_CFG_MASK 0x07 +/*---- MPU 'INT_CFG' register (17) ----*/ +#define BIT_ACTL 0x80 +#define BIT_ACTL_LOW 0x80 +#define BIT_ACTL_HIGH 0x00 +#define BIT_OPEN 0x40 +#define BIT_OPEN_DRAIN 0x40 +#define BIT_PUSH_PULL 0x00 +#define BIT_LATCH_INT_EN 0x20 +#define BIT_INT_PULSE_WIDTH_50US 0x00 +#define BIT_INT_ANYRD_2CLEAR 0x10 +#define BIT_INT_STAT_READ_2CLEAR 0x00 +#define BIT_MPU_RDY_EN 0x04 +#define BIT_DMP_INT_EN 0x02 +#define BIT_RAW_RDY_EN 0x01 +/*---- MPU 'INT_STATUS' register (1A) ----*/ +#define BIT_INT_STATUS_FIFO_OVERLOW 0x80 +#define BIT_MPU_RDY 0x04 +#define BIT_DMP_INT 0x02 +#define BIT_RAW_RDY 0x01 +/*---- MPU 'BANK_SEL' register (37) ----*/ +#define BIT_PRFTCH_EN 0x20 +#define BIT_CFG_USER_BANK 0x10 +#define BITS_MEM_SEL 0x0f +/*---- MPU 'USER_CTRL' register (3D) ----*/ +#define BIT_DMP_EN 0x80 +#define BIT_FIFO_EN 0x40 +#define BIT_AUX_IF_EN 0x20 +#define BIT_AUX_RD_LENG 0x10 +#define BIT_AUX_IF_RST 0x08 +#define BIT_DMP_RST 0x04 +#define BIT_FIFO_RST 0x02 +#define BIT_GYRO_RST 0x01 +/*---- MPU 'PWR_MGM' register (3E) ----*/ +#define BIT_H_RESET 0x80 +#define BIT_SLEEP 0x40 +#define BIT_STBY_XG 0x20 +#define BIT_STBY_YG 0x10 +#define BIT_STBY_ZG 0x08 +#define BITS_CLKSEL 0x07 + +/*---- MPU Silicon Revision ----*/ +#define MPU_SILICON_REV_A4 1 /* MPU A4 Device */ +#define MPU_SILICON_REV_B1 2 /* MPU B1 Device */ +#define MPU_SILICON_REV_B4 3 /* MPU B4 Device */ +#define MPU_SILICON_REV_B6 4 /* MPU B6 Device */ + +/*---- MPU Memory ----*/ +#define MPU_MEM_BANK_SIZE (256) +#define FIFO_HW_SIZE (512) + +enum MPU_MEMORY_BANKS { + MPU_MEM_RAM_BANK_0 = 0, + MPU_MEM_RAM_BANK_1, + MPU_MEM_RAM_BANK_2, + MPU_MEM_RAM_BANK_3, + MPU_MEM_NUM_RAM_BANKS, + MPU_MEM_OTP_BANK_0 = MPU_MEM_NUM_RAM_BANKS, + /* This one is always last */ + MPU_MEM_NUM_BANKS +}; + +/*---- structure containing control variables used by MLDL ----*/ +/*---- MPU clock source settings ----*/ +/*---- MPU filter selections ----*/ +enum mpu_filter { + MPU_FILTER_256HZ_NOLPF2 = 0, + MPU_FILTER_188HZ, + MPU_FILTER_98HZ, + MPU_FILTER_42HZ, + MPU_FILTER_20HZ, + MPU_FILTER_10HZ, + MPU_FILTER_5HZ, + MPU_FILTER_2100HZ_NOLPF, + NUM_MPU_FILTER +}; + +enum mpu_fullscale { + MPU_FS_250DPS = 0, + MPU_FS_500DPS, + MPU_FS_1000DPS, + MPU_FS_2000DPS, + NUM_MPU_FS +}; + +enum mpu_clock_sel { + MPU_CLK_SEL_INTERNAL = 0, + MPU_CLK_SEL_PLLGYROX, + MPU_CLK_SEL_PLLGYROY, + MPU_CLK_SEL_PLLGYROZ, + MPU_CLK_SEL_PLLEXT32K, + MPU_CLK_SEL_PLLEXT19M, + MPU_CLK_SEL_RESERVED, + MPU_CLK_SEL_STOP, + NUM_CLK_SEL +}; + +enum mpu_ext_sync { + MPU_EXT_SYNC_NONE = 0, + MPU_EXT_SYNC_TEMP, + MPU_EXT_SYNC_GYROX, + MPU_EXT_SYNC_GYROY, + MPU_EXT_SYNC_GYROZ, + MPU_EXT_SYNC_ACCELX, + MPU_EXT_SYNC_ACCELY, + MPU_EXT_SYNC_ACCELZ, + NUM_MPU_EXT_SYNC +}; + +#define DLPF_FS_SYNC_VALUE(ext_sync, full_scale, lpf) \ + ((ext_sync << 5) | (full_scale << 3) | lpf) + +#endif /* __MPU3050_H_ */ |