1 /* 2 * Copyright (C) 2016 STMicroelectronics 3 * 4 * Author: Denis Ciocca <denis.ciocca@st.com> 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef __LSM6DSM_I2C_MASTER_LIS3MDL__ 20 #define __LSM6DSM_I2C_MASTER_LIS3MDL__ 21 22 #ifdef LSM6DSM_I2C_MASTER_LIS3MDL 23 #ifndef LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED 24 #define LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED 1 25 #else /* LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED */ 26 #error "Another magnetometer is already selected! One magn per time can be used." 27 #endif /* LSM6DSM_I2C_MASTER_MAGNETOMETER_ENABLED */ 28 #endif /* LSM6DSM_I2C_MASTER_LIS3MDL */ 29 30 #define LIS3MDL_KSCALE 0.043840420868f /* MAGN scale @12G in uT/LSB */ 31 #define LIS3MDL_I2C_ADDRESS (0x1c) /* SDO = 1 : 0x1e --- SDO = 0 : 0x1c */ 32 33 /* LIS3MDL registers */ 34 #define LIS3MDL_WAI_ADDR (0x0f) 35 #define LIS3MDL_CTRL1_ADDR (0x20) 36 #define LIS3MDL_CTRL2_ADDR (0x21) 37 #define LIS3MDL_CTRL3_ADDR (0x22) 38 #define LIS3MDL_CTRL4_ADDR (0x23) 39 #define LIS3MDL_CTRL5_ADDR (0x24) 40 #define LIS3MDL_OUTDATA_ADDR (0x28) 41 42 #define LIS3MDL_SW_RESET (0x04) 43 #define LIS3MDL_POWER_ON_VALUE (0x00) 44 #define LIS3MDL_POWER_OFF_VALUE (0x03) 45 #define LIS3MDL_OUTDATA_LEN (0x06) 46 47 48 /* LIS3MDL default base registers status */ 49 /* LIS3MDL_CTRL1_BASE: control register 1 default settings */ 50 #define LIS3MDL_CTRL1_BASE ((0 << 7) | /* TEMP_EN */ \ 51 (1 << 6) | /* OM1 */ \ 52 (1 << 5) | /* OM0 */ \ 53 (0 << 4) | /* DO2 */ \ 54 (0 << 3) | /* DO1 */ \ 55 (0 << 2) | /* DO0 */ \ 56 (0 << 1) | /* FAST_ODR */ \ 57 (0 << 0)) /* ST */ 58 59 /* LIS3MDL_CTRL2_BASE: control register 2 default settings */ 60 #define LIS3MDL_CTRL2_BASE ((0 << 7) | /* (0) */ \ 61 (1 << 6) | /* FS1 */ \ 62 (0 << 5) | /* FS0 */ \ 63 (0 << 4) | /* (0) */ \ 64 (0 << 3) | /* REBOOT */ \ 65 (0 << 2) | /* SOFT_RST */ \ 66 (0 << 1) | /* (0) */ \ 67 (0 << 0)) /* (0) */ 68 69 /* LIS3MDL_CTRL3_BASE: control register 3 default settings */ 70 #define LIS3MDL_CTRL3_BASE (0x00) 71 72 /* LIS3MDL_CTRL4_BASE: control register 4 default settings */ 73 #define LIS3MDL_CTRL4_BASE ((0 << 7) | /* (0) */ \ 74 (0 << 6) | /* (0) */ \ 75 (0 << 5) | /* (0) */ \ 76 (0 << 4) | /* (0) */ \ 77 (1 << 3) | /* OMZ1 */ \ 78 (1 << 2) | /* OMZ0 */ \ 79 (0 << 1) | /* BLE */ \ 80 (0 << 0)) /* (0) */ 81 82 /* LIS3MDL_CTRL5_BASE: control register 5 default settings */ 83 #define LIS3MDL_CTRL5_BASE ((0 << 7) | /* FAST_READ */ \ 84 (1 << 6) | /* BDU */ \ 85 (0 << 5) | /* (0) */ \ 86 (0 << 4) | /* (0) */ \ 87 (0 << 3) | /* (0) */ \ 88 (0 << 2) | /* (0) */ \ 89 (0 << 1) | /* (0) */ \ 90 (0 << 0)) /* (0) */ 91 92 #ifdef LSM6DSM_I2C_MASTER_LIS3MDL 93 /* MUST BE SAME LENGTH OF LSM6DSMMagnRates */ 94 static uint8_t LIS3MDLMagnRatesRegValue[] = { 95 0x0c, /* Expected 3.25Hz, ODR = 5Hz */ 96 0x10, /* Expected 6.5Hz, ODR = 10Hz */ 97 0x14, /* Expected 12.5Hz, ODR = 20Hz */ 98 0x18, /* Expected 26Hz, ODR = 40Hz */ 99 0x1c, /* Expected 52Hz, ODR = 80Hz */ 100 0x1c, /* Expected 104Hz, ODR = 80Hz */ 101 }; 102 #endif /* LSM6DSM_I2C_MASTER_LIS3MDL */ 103 104 #endif /* __LSM6DSM_I2C_MASTER_LIS3MDL__ */ 105