1fda8d26eSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2290a6ce1SLorenzo Bianconi /* 3290a6ce1SLorenzo Bianconi * STMicroelectronics st_lsm6dsx sensor driver 4290a6ce1SLorenzo Bianconi * 5290a6ce1SLorenzo Bianconi * The ST LSM6DSx IMU MEMS series consists of 3D digital accelerometer 6290a6ce1SLorenzo Bianconi * and 3D digital gyroscope system-in-package with a digital I2C/SPI serial 7290a6ce1SLorenzo Bianconi * interface standard output. 8290a6ce1SLorenzo Bianconi * LSM6DSx IMU MEMS series has a dynamic user-selectable full-scale 9290a6ce1SLorenzo Bianconi * acceleration range of +-2/+-4/+-8/+-16 g and an angular rate range of 10290a6ce1SLorenzo Bianconi * +-125/+-245/+-500/+-1000/+-2000 dps 11290a6ce1SLorenzo Bianconi * LSM6DSx series has an integrated First-In-First-Out (FIFO) buffer 12290a6ce1SLorenzo Bianconi * allowing dynamic batching of sensor data. 1352f4b1f1SMartin Kepplinger * LSM9DSx series is similar but includes an additional magnetometer, handled 1452f4b1f1SMartin Kepplinger * by a different driver. 15290a6ce1SLorenzo Bianconi * 16290a6ce1SLorenzo Bianconi * Supported sensors: 17290a6ce1SLorenzo Bianconi * - LSM6DS3: 18f7d5c18aSSean Nyekjaer * - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416 19290a6ce1SLorenzo Bianconi * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 20290a6ce1SLorenzo Bianconi * - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000 21290a6ce1SLorenzo Bianconi * - FIFO size: 8KB 22290a6ce1SLorenzo Bianconi * 23dbcd2088SLorenzo Bianconi * - LSM6DS3H/LSM6DSL/LSM6DSM/ISM330DLC/LSM6DS3TR-C: 24f7d5c18aSSean Nyekjaer * - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416 25290a6ce1SLorenzo Bianconi * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 26290a6ce1SLorenzo Bianconi * - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000 27290a6ce1SLorenzo Bianconi * - FIFO size: 4KB 28290a6ce1SLorenzo Bianconi * 29186b9e38SLorenzo Bianconi * - LSM6DSO/LSM6DSOX/ASM330LHH/ASM330LHHX/LSM6DSR/ISM330DHCX/LSM6DST/LSM6DSOP/ 30186b9e38SLorenzo Bianconi * LSM6DSTX: 31f7d5c18aSSean Nyekjaer * - Accelerometer/Gyroscope supported ODR [Hz]: 12.5, 26, 52, 104, 208, 416, 328f9a5249SLorenzo Bianconi * 833 33801a6e0aSLorenzo Bianconi * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 34801a6e0aSLorenzo Bianconi * - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000 35801a6e0aSLorenzo Bianconi * - FIFO size: 3KB 36801a6e0aSLorenzo Bianconi * 37fa060a3dSLorenzo Bianconi * - LSM9DS1/LSM6DS0: 3852f4b1f1SMartin Kepplinger * - Accelerometer supported ODR [Hz]: 10, 50, 119, 238, 476, 952 3952f4b1f1SMartin Kepplinger * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 4052f4b1f1SMartin Kepplinger * - Gyroscope supported ODR [Hz]: 15, 60, 119, 238, 476, 952 4152f4b1f1SMartin Kepplinger * - Gyroscope supported full-scale [dps]: +-245/+-500/+-2000 4252f4b1f1SMartin Kepplinger * - FIFO size: 32 4352f4b1f1SMartin Kepplinger * 44290a6ce1SLorenzo Bianconi * Copyright 2016 STMicroelectronics Inc. 45290a6ce1SLorenzo Bianconi * 46290a6ce1SLorenzo Bianconi * Lorenzo Bianconi <lorenzo.bianconi@st.com> 47290a6ce1SLorenzo Bianconi * Denis Ciocca <denis.ciocca@st.com> 48290a6ce1SLorenzo Bianconi */ 49290a6ce1SLorenzo Bianconi 50290a6ce1SLorenzo Bianconi #include <linux/kernel.h> 51290a6ce1SLorenzo Bianconi #include <linux/module.h> 52290a6ce1SLorenzo Bianconi #include <linux/delay.h> 531aabad1fSSean Nyekjaer #include <linux/iio/events.h> 54290a6ce1SLorenzo Bianconi #include <linux/iio/iio.h> 55290a6ce1SLorenzo Bianconi #include <linux/iio/sysfs.h> 566ee6a368SSean Nyekjaer #include <linux/interrupt.h> 576ee6a368SSean Nyekjaer #include <linux/irq.h> 589e5b4cd2SPaul Cercueil #include <linux/minmax.h> 59d3f77058SLorenzo Bianconi #include <linux/pm.h> 6003d4c566SAndy Shevchenko #include <linux/property.h> 6151a8b707SLorenzo Bianconi #include <linux/regmap.h> 6251a8b707SLorenzo Bianconi #include <linux/bitfield.h> 63290a6ce1SLorenzo Bianconi 64dba32904SLorenzo Bianconi #include <linux/platform_data/st_sensors_pdata.h> 65dba32904SLorenzo Bianconi 66290a6ce1SLorenzo Bianconi #include "st_lsm6dsx.h" 67290a6ce1SLorenzo Bianconi 68290a6ce1SLorenzo Bianconi #define ST_LSM6DSX_REG_WHOAMI_ADDR 0x0f 69290a6ce1SLorenzo Bianconi 70cb3b6b8eSMario Tesi #define ST_LSM6DSX_TS_SENSITIVITY 25000UL /* 25us */ 71cb3b6b8eSMario Tesi 72f48bc49bSLorenzo Bianconi static const struct iio_chan_spec st_lsm6dsx_acc_channels[] = { 73b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x28, IIO_MOD_X, 0), 74b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x2a, IIO_MOD_Y, 1), 75b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x2c, IIO_MOD_Z, 2), 76f48bc49bSLorenzo Bianconi IIO_CHAN_SOFT_TIMESTAMP(3), 77f48bc49bSLorenzo Bianconi }; 78f48bc49bSLorenzo Bianconi 79f48bc49bSLorenzo Bianconi static const struct iio_chan_spec st_lsm6dsx_gyro_channels[] = { 80f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x22, IIO_MOD_X, 0), 81f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x24, IIO_MOD_Y, 1), 82f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x26, IIO_MOD_Z, 2), 83f48bc49bSLorenzo Bianconi IIO_CHAN_SOFT_TIMESTAMP(3), 84f48bc49bSLorenzo Bianconi }; 85f48bc49bSLorenzo Bianconi 8652f4b1f1SMartin Kepplinger static const struct iio_chan_spec st_lsm6ds0_gyro_channels[] = { 8752f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x18, IIO_MOD_X, 0), 8852f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x1a, IIO_MOD_Y, 1), 8952f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x1c, IIO_MOD_Z, 2), 9052f4b1f1SMartin Kepplinger IIO_CHAN_SOFT_TIMESTAMP(3), 9152f4b1f1SMartin Kepplinger }; 9252f4b1f1SMartin Kepplinger 93290a6ce1SLorenzo Bianconi static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { 94290a6ce1SLorenzo Bianconi { 9566b662a1SLorenzo Bianconi .reset = { 9666b662a1SLorenzo Bianconi .addr = 0x22, 9766b662a1SLorenzo Bianconi .mask = BIT(0), 9866b662a1SLorenzo Bianconi }, 9966b662a1SLorenzo Bianconi .boot = { 10066b662a1SLorenzo Bianconi .addr = 0x22, 10166b662a1SLorenzo Bianconi .mask = BIT(7), 10266b662a1SLorenzo Bianconi }, 10366b662a1SLorenzo Bianconi .bdu = { 10466b662a1SLorenzo Bianconi .addr = 0x22, 10566b662a1SLorenzo Bianconi .mask = BIT(6), 10666b662a1SLorenzo Bianconi }, 10752f4b1f1SMartin Kepplinger .id = { 10852f4b1f1SMartin Kepplinger { 10952f4b1f1SMartin Kepplinger .hw_id = ST_LSM9DS1_ID, 11052f4b1f1SMartin Kepplinger .name = ST_LSM9DS1_DEV_NAME, 11198c3544aSLorenzo Bianconi .wai = 0x68, 112fa060a3dSLorenzo Bianconi }, { 113fa060a3dSLorenzo Bianconi .hw_id = ST_LSM6DS0_ID, 114fa060a3dSLorenzo Bianconi .name = ST_LSM6DS0_DEV_NAME, 11598c3544aSLorenzo Bianconi .wai = 0x68, 11652f4b1f1SMartin Kepplinger }, 11752f4b1f1SMartin Kepplinger }, 11852f4b1f1SMartin Kepplinger .channels = { 11952f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 12052f4b1f1SMartin Kepplinger .chan = st_lsm6dsx_acc_channels, 12152f4b1f1SMartin Kepplinger .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 12252f4b1f1SMartin Kepplinger }, 12352f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 12452f4b1f1SMartin Kepplinger .chan = st_lsm6ds0_gyro_channels, 12552f4b1f1SMartin Kepplinger .len = ARRAY_SIZE(st_lsm6ds0_gyro_channels), 12652f4b1f1SMartin Kepplinger }, 12752f4b1f1SMartin Kepplinger }, 12852f4b1f1SMartin Kepplinger .odr_table = { 12952f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 13052f4b1f1SMartin Kepplinger .reg = { 13152f4b1f1SMartin Kepplinger .addr = 0x20, 13252f4b1f1SMartin Kepplinger .mask = GENMASK(7, 5), 13352f4b1f1SMartin Kepplinger }, 134f8710f03SLorenzo Bianconi .odr_avl[0] = { 10000, 0x01 }, 135f8710f03SLorenzo Bianconi .odr_avl[1] = { 50000, 0x02 }, 136f8710f03SLorenzo Bianconi .odr_avl[2] = { 119000, 0x03 }, 137f8710f03SLorenzo Bianconi .odr_avl[3] = { 238000, 0x04 }, 138f8710f03SLorenzo Bianconi .odr_avl[4] = { 476000, 0x05 }, 139f8710f03SLorenzo Bianconi .odr_avl[5] = { 952000, 0x06 }, 14059af4e20SLorenzo Bianconi .odr_len = 6, 14152f4b1f1SMartin Kepplinger }, 14252f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 14352f4b1f1SMartin Kepplinger .reg = { 14452f4b1f1SMartin Kepplinger .addr = 0x10, 14552f4b1f1SMartin Kepplinger .mask = GENMASK(7, 5), 14652f4b1f1SMartin Kepplinger }, 147f8710f03SLorenzo Bianconi .odr_avl[0] = { 14900, 0x01 }, 148f8710f03SLorenzo Bianconi .odr_avl[1] = { 59500, 0x02 }, 149f8710f03SLorenzo Bianconi .odr_avl[2] = { 119000, 0x03 }, 150f8710f03SLorenzo Bianconi .odr_avl[3] = { 238000, 0x04 }, 151f8710f03SLorenzo Bianconi .odr_avl[4] = { 476000, 0x05 }, 152f8710f03SLorenzo Bianconi .odr_avl[5] = { 952000, 0x06 }, 15359af4e20SLorenzo Bianconi .odr_len = 6, 15452f4b1f1SMartin Kepplinger }, 15552f4b1f1SMartin Kepplinger }, 15652f4b1f1SMartin Kepplinger .fs_table = { 15752f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 15852f4b1f1SMartin Kepplinger .reg = { 15952f4b1f1SMartin Kepplinger .addr = 0x20, 16052f4b1f1SMartin Kepplinger .mask = GENMASK(4, 3), 16152f4b1f1SMartin Kepplinger }, 16244a76de8SMario Tesi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 16344a76de8SMario Tesi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 16444a76de8SMario Tesi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 16544a76de8SMario Tesi .fs_avl[3] = { IIO_G_TO_M_S_2(732000), 0x1 }, 16685ae3aeeSLorenzo Bianconi .fs_len = 4, 16752f4b1f1SMartin Kepplinger }, 16852f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 16952f4b1f1SMartin Kepplinger .reg = { 17052f4b1f1SMartin Kepplinger .addr = 0x10, 17152f4b1f1SMartin Kepplinger .mask = GENMASK(4, 3), 17252f4b1f1SMartin Kepplinger }, 1731b375101SLorenzo Bianconi 17444a76de8SMario Tesi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 17544a76de8SMario Tesi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 17644a76de8SMario Tesi .fs_avl[2] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 17785ae3aeeSLorenzo Bianconi .fs_len = 3, 17852f4b1f1SMartin Kepplinger }, 17952f4b1f1SMartin Kepplinger }, 1807e906103SLorenzo Bianconi .irq_config = { 1817e906103SLorenzo Bianconi .irq1 = { 1827e906103SLorenzo Bianconi .addr = 0x0c, 1837e906103SLorenzo Bianconi .mask = BIT(3), 1847e906103SLorenzo Bianconi }, 1857e906103SLorenzo Bianconi .irq2 = { 1867e906103SLorenzo Bianconi .addr = 0x0d, 1877e906103SLorenzo Bianconi .mask = BIT(3), 1887e906103SLorenzo Bianconi }, 18931fe8d4eSLorenzo Bianconi .hla = { 19031fe8d4eSLorenzo Bianconi .addr = 0x22, 19131fe8d4eSLorenzo Bianconi .mask = BIT(5), 19231fe8d4eSLorenzo Bianconi }, 19331fe8d4eSLorenzo Bianconi .od = { 19431fe8d4eSLorenzo Bianconi .addr = 0x22, 19531fe8d4eSLorenzo Bianconi .mask = BIT(4), 19631fe8d4eSLorenzo Bianconi }, 1977e906103SLorenzo Bianconi }, 1981b7da2faSLorenzo Bianconi .fifo_ops = { 1991b7da2faSLorenzo Bianconi .max_size = 32, 2001b7da2faSLorenzo Bianconi }, 20152f4b1f1SMartin Kepplinger }, 20252f4b1f1SMartin Kepplinger { 20366b662a1SLorenzo Bianconi .reset = { 20466b662a1SLorenzo Bianconi .addr = 0x12, 20566b662a1SLorenzo Bianconi .mask = BIT(0), 20666b662a1SLorenzo Bianconi }, 20766b662a1SLorenzo Bianconi .boot = { 20866b662a1SLorenzo Bianconi .addr = 0x12, 20966b662a1SLorenzo Bianconi .mask = BIT(7), 21066b662a1SLorenzo Bianconi }, 21166b662a1SLorenzo Bianconi .bdu = { 21266b662a1SLorenzo Bianconi .addr = 0x12, 21366b662a1SLorenzo Bianconi .mask = BIT(6), 21466b662a1SLorenzo Bianconi }, 215d068e4a0SLorenzo Bianconi .id = { 21681956a93SLorenzo Bianconi { 21781956a93SLorenzo Bianconi .hw_id = ST_LSM6DS3_ID, 21881956a93SLorenzo Bianconi .name = ST_LSM6DS3_DEV_NAME, 21998c3544aSLorenzo Bianconi .wai = 0x69, 22081956a93SLorenzo Bianconi }, 221d068e4a0SLorenzo Bianconi }, 222f48bc49bSLorenzo Bianconi .channels = { 223f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 224f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 225f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 226f48bc49bSLorenzo Bianconi }, 227f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 228f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 229f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 230f48bc49bSLorenzo Bianconi }, 231f48bc49bSLorenzo Bianconi }, 23240dd7343SLorenzo Bianconi .odr_table = { 23340dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 23440dd7343SLorenzo Bianconi .reg = { 23540dd7343SLorenzo Bianconi .addr = 0x10, 23640dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 23740dd7343SLorenzo Bianconi }, 238f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 239f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 240f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 241f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 242f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 243f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 24459af4e20SLorenzo Bianconi .odr_len = 6, 24540dd7343SLorenzo Bianconi }, 24640dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 24740dd7343SLorenzo Bianconi .reg = { 24840dd7343SLorenzo Bianconi .addr = 0x11, 24940dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 25040dd7343SLorenzo Bianconi }, 251f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 252f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 253f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 254f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 255f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 256f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 25759af4e20SLorenzo Bianconi .odr_len = 6, 25840dd7343SLorenzo Bianconi }, 25940dd7343SLorenzo Bianconi }, 260640aca3fSLorenzo Bianconi .fs_table = { 261640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 262640aca3fSLorenzo Bianconi .reg = { 263640aca3fSLorenzo Bianconi .addr = 0x10, 264640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 265640aca3fSLorenzo Bianconi }, 26644a76de8SMario Tesi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 26744a76de8SMario Tesi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 26844a76de8SMario Tesi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 26944a76de8SMario Tesi .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 }, 27085ae3aeeSLorenzo Bianconi .fs_len = 4, 271640aca3fSLorenzo Bianconi }, 272640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 273640aca3fSLorenzo Bianconi .reg = { 274640aca3fSLorenzo Bianconi .addr = 0x11, 275640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 276640aca3fSLorenzo Bianconi }, 27744a76de8SMario Tesi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 27844a76de8SMario Tesi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 27944a76de8SMario Tesi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 }, 28044a76de8SMario Tesi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 28185ae3aeeSLorenzo Bianconi .fs_len = 4, 282640aca3fSLorenzo Bianconi }, 283640aca3fSLorenzo Bianconi }, 2847e906103SLorenzo Bianconi .irq_config = { 2857e906103SLorenzo Bianconi .irq1 = { 2867e906103SLorenzo Bianconi .addr = 0x0d, 2877e906103SLorenzo Bianconi .mask = BIT(3), 2887e906103SLorenzo Bianconi }, 2897e906103SLorenzo Bianconi .irq2 = { 2907e906103SLorenzo Bianconi .addr = 0x0e, 2917e906103SLorenzo Bianconi .mask = BIT(3), 2927e906103SLorenzo Bianconi }, 2937e906103SLorenzo Bianconi .lir = { 2947e906103SLorenzo Bianconi .addr = 0x58, 2957e906103SLorenzo Bianconi .mask = BIT(0), 2967e906103SLorenzo Bianconi }, 2977e906103SLorenzo Bianconi .irq1_func = { 2987e906103SLorenzo Bianconi .addr = 0x5e, 2997e906103SLorenzo Bianconi .mask = BIT(5), 3007e906103SLorenzo Bianconi }, 3017e906103SLorenzo Bianconi .irq2_func = { 3027e906103SLorenzo Bianconi .addr = 0x5f, 3037e906103SLorenzo Bianconi .mask = BIT(5), 3047e906103SLorenzo Bianconi }, 30531fe8d4eSLorenzo Bianconi .hla = { 30631fe8d4eSLorenzo Bianconi .addr = 0x12, 30731fe8d4eSLorenzo Bianconi .mask = BIT(5), 30831fe8d4eSLorenzo Bianconi }, 30931fe8d4eSLorenzo Bianconi .od = { 31031fe8d4eSLorenzo Bianconi .addr = 0x12, 31131fe8d4eSLorenzo Bianconi .mask = BIT(4), 31231fe8d4eSLorenzo Bianconi }, 3137e906103SLorenzo Bianconi }, 3147ca3ac9eSLorenzo Bianconi .decimator = { 3157ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 3167ca3ac9eSLorenzo Bianconi .addr = 0x08, 3177ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 3187ca3ac9eSLorenzo Bianconi }, 3197ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 3207ca3ac9eSLorenzo Bianconi .addr = 0x08, 3217ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 3227ca3ac9eSLorenzo Bianconi }, 3237ca3ac9eSLorenzo Bianconi }, 32492617c15SLorenzo Bianconi .fifo_ops = { 3253b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 32650ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 32792617c15SLorenzo Bianconi .fifo_th = { 32892617c15SLorenzo Bianconi .addr = 0x06, 32992617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 33092617c15SLorenzo Bianconi }, 33192617c15SLorenzo Bianconi .fifo_diff = { 33292617c15SLorenzo Bianconi .addr = 0x3a, 33392617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 33492617c15SLorenzo Bianconi }, 3351b7da2faSLorenzo Bianconi .max_size = 1365, 33692617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 33792617c15SLorenzo Bianconi }, 33821345107SLorenzo Bianconi .ts_settings = { 33921345107SLorenzo Bianconi .timer_en = { 34021345107SLorenzo Bianconi .addr = 0x58, 34121345107SLorenzo Bianconi .mask = BIT(7), 34221345107SLorenzo Bianconi }, 34321345107SLorenzo Bianconi .hr_timer = { 34421345107SLorenzo Bianconi .addr = 0x5c, 34521345107SLorenzo Bianconi .mask = BIT(4), 34621345107SLorenzo Bianconi }, 34721345107SLorenzo Bianconi .fifo_en = { 34821345107SLorenzo Bianconi .addr = 0x07, 34921345107SLorenzo Bianconi .mask = BIT(7), 35021345107SLorenzo Bianconi }, 35121345107SLorenzo Bianconi .decimator = { 35221345107SLorenzo Bianconi .addr = 0x09, 35321345107SLorenzo Bianconi .mask = GENMASK(5, 3), 35421345107SLorenzo Bianconi }, 35521345107SLorenzo Bianconi }, 356b5969abfSSean Nyekjaer .event_settings = { 357b5969abfSSean Nyekjaer .wakeup_reg = { 358b5969abfSSean Nyekjaer .addr = 0x5B, 359b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 360b5969abfSSean Nyekjaer }, 3611aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 3621aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 3631aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 3641aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 3651aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 366b5969abfSSean Nyekjaer }, 367290a6ce1SLorenzo Bianconi }, 368290a6ce1SLorenzo Bianconi { 36966b662a1SLorenzo Bianconi .reset = { 37066b662a1SLorenzo Bianconi .addr = 0x12, 37166b662a1SLorenzo Bianconi .mask = BIT(0), 37266b662a1SLorenzo Bianconi }, 37366b662a1SLorenzo Bianconi .boot = { 37466b662a1SLorenzo Bianconi .addr = 0x12, 37566b662a1SLorenzo Bianconi .mask = BIT(7), 37666b662a1SLorenzo Bianconi }, 37766b662a1SLorenzo Bianconi .bdu = { 37866b662a1SLorenzo Bianconi .addr = 0x12, 37966b662a1SLorenzo Bianconi .mask = BIT(6), 38066b662a1SLorenzo Bianconi }, 381df47710aSLorenzo Bianconi .id = { 38281956a93SLorenzo Bianconi { 38381956a93SLorenzo Bianconi .hw_id = ST_LSM6DS3H_ID, 38481956a93SLorenzo Bianconi .name = ST_LSM6DS3H_DEV_NAME, 38598c3544aSLorenzo Bianconi .wai = 0x69, 38681956a93SLorenzo Bianconi }, 387df47710aSLorenzo Bianconi }, 388f48bc49bSLorenzo Bianconi .channels = { 389f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 390f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 391f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 392f48bc49bSLorenzo Bianconi }, 393f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 394f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 395f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 396f48bc49bSLorenzo Bianconi }, 397f48bc49bSLorenzo Bianconi }, 39840dd7343SLorenzo Bianconi .odr_table = { 39940dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 40040dd7343SLorenzo Bianconi .reg = { 40140dd7343SLorenzo Bianconi .addr = 0x10, 40240dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 40340dd7343SLorenzo Bianconi }, 404f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 405f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 406f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 407f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 408f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 409f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 41059af4e20SLorenzo Bianconi .odr_len = 6, 41140dd7343SLorenzo Bianconi }, 41240dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 41340dd7343SLorenzo Bianconi .reg = { 41440dd7343SLorenzo Bianconi .addr = 0x11, 41540dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 41640dd7343SLorenzo Bianconi }, 417f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 418f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 419f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 420f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 421f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 422f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 42359af4e20SLorenzo Bianconi .odr_len = 6, 42440dd7343SLorenzo Bianconi }, 42540dd7343SLorenzo Bianconi }, 426640aca3fSLorenzo Bianconi .fs_table = { 427640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 428640aca3fSLorenzo Bianconi .reg = { 429640aca3fSLorenzo Bianconi .addr = 0x10, 430640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 431640aca3fSLorenzo Bianconi }, 43244a76de8SMario Tesi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 43344a76de8SMario Tesi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 43444a76de8SMario Tesi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 43544a76de8SMario Tesi .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 }, 43685ae3aeeSLorenzo Bianconi .fs_len = 4, 437640aca3fSLorenzo Bianconi }, 438640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 439640aca3fSLorenzo Bianconi .reg = { 440640aca3fSLorenzo Bianconi .addr = 0x11, 441640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 442640aca3fSLorenzo Bianconi }, 44344a76de8SMario Tesi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 44444a76de8SMario Tesi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 44544a76de8SMario Tesi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 }, 44644a76de8SMario Tesi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 44785ae3aeeSLorenzo Bianconi .fs_len = 4, 448640aca3fSLorenzo Bianconi }, 449640aca3fSLorenzo Bianconi }, 4507e906103SLorenzo Bianconi .irq_config = { 4517e906103SLorenzo Bianconi .irq1 = { 4527e906103SLorenzo Bianconi .addr = 0x0d, 4537e906103SLorenzo Bianconi .mask = BIT(3), 4547e906103SLorenzo Bianconi }, 4557e906103SLorenzo Bianconi .irq2 = { 4567e906103SLorenzo Bianconi .addr = 0x0e, 4577e906103SLorenzo Bianconi .mask = BIT(3), 4587e906103SLorenzo Bianconi }, 4597e906103SLorenzo Bianconi .lir = { 4607e906103SLorenzo Bianconi .addr = 0x58, 4617e906103SLorenzo Bianconi .mask = BIT(0), 4627e906103SLorenzo Bianconi }, 4637e906103SLorenzo Bianconi .irq1_func = { 4647e906103SLorenzo Bianconi .addr = 0x5e, 4657e906103SLorenzo Bianconi .mask = BIT(5), 4667e906103SLorenzo Bianconi }, 4677e906103SLorenzo Bianconi .irq2_func = { 4687e906103SLorenzo Bianconi .addr = 0x5f, 4697e906103SLorenzo Bianconi .mask = BIT(5), 4707e906103SLorenzo Bianconi }, 47131fe8d4eSLorenzo Bianconi .hla = { 47231fe8d4eSLorenzo Bianconi .addr = 0x12, 47331fe8d4eSLorenzo Bianconi .mask = BIT(5), 47431fe8d4eSLorenzo Bianconi }, 47531fe8d4eSLorenzo Bianconi .od = { 47631fe8d4eSLorenzo Bianconi .addr = 0x12, 47731fe8d4eSLorenzo Bianconi .mask = BIT(4), 47831fe8d4eSLorenzo Bianconi }, 4797e906103SLorenzo Bianconi }, 4807ca3ac9eSLorenzo Bianconi .decimator = { 4817ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 4827ca3ac9eSLorenzo Bianconi .addr = 0x08, 4837ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 4847ca3ac9eSLorenzo Bianconi }, 4857ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 4867ca3ac9eSLorenzo Bianconi .addr = 0x08, 4877ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 4887ca3ac9eSLorenzo Bianconi }, 4897ca3ac9eSLorenzo Bianconi }, 49092617c15SLorenzo Bianconi .fifo_ops = { 4913b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 49250ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 49392617c15SLorenzo Bianconi .fifo_th = { 49492617c15SLorenzo Bianconi .addr = 0x06, 49592617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 49692617c15SLorenzo Bianconi }, 49792617c15SLorenzo Bianconi .fifo_diff = { 49892617c15SLorenzo Bianconi .addr = 0x3a, 49992617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 50092617c15SLorenzo Bianconi }, 5011b7da2faSLorenzo Bianconi .max_size = 682, 50292617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 50392617c15SLorenzo Bianconi }, 50421345107SLorenzo Bianconi .ts_settings = { 50521345107SLorenzo Bianconi .timer_en = { 50621345107SLorenzo Bianconi .addr = 0x58, 50721345107SLorenzo Bianconi .mask = BIT(7), 50821345107SLorenzo Bianconi }, 50921345107SLorenzo Bianconi .hr_timer = { 51021345107SLorenzo Bianconi .addr = 0x5c, 51121345107SLorenzo Bianconi .mask = BIT(4), 51221345107SLorenzo Bianconi }, 51321345107SLorenzo Bianconi .fifo_en = { 51421345107SLorenzo Bianconi .addr = 0x07, 51521345107SLorenzo Bianconi .mask = BIT(7), 51621345107SLorenzo Bianconi }, 51721345107SLorenzo Bianconi .decimator = { 51821345107SLorenzo Bianconi .addr = 0x09, 51921345107SLorenzo Bianconi .mask = GENMASK(5, 3), 52021345107SLorenzo Bianconi }, 52121345107SLorenzo Bianconi }, 522b5969abfSSean Nyekjaer .event_settings = { 523b5969abfSSean Nyekjaer .wakeup_reg = { 524b5969abfSSean Nyekjaer .addr = 0x5B, 525b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 526b5969abfSSean Nyekjaer }, 5271aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 5281aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 5291aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 5301aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 5311aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 532b5969abfSSean Nyekjaer }, 533df47710aSLorenzo Bianconi }, 534df47710aSLorenzo Bianconi { 53566b662a1SLorenzo Bianconi .reset = { 53666b662a1SLorenzo Bianconi .addr = 0x12, 53766b662a1SLorenzo Bianconi .mask = BIT(0), 53866b662a1SLorenzo Bianconi }, 53966b662a1SLorenzo Bianconi .boot = { 54066b662a1SLorenzo Bianconi .addr = 0x12, 54166b662a1SLorenzo Bianconi .mask = BIT(7), 54266b662a1SLorenzo Bianconi }, 54366b662a1SLorenzo Bianconi .bdu = { 54466b662a1SLorenzo Bianconi .addr = 0x12, 54566b662a1SLorenzo Bianconi .mask = BIT(6), 54666b662a1SLorenzo Bianconi }, 547d068e4a0SLorenzo Bianconi .id = { 54881956a93SLorenzo Bianconi { 54981956a93SLorenzo Bianconi .hw_id = ST_LSM6DSL_ID, 55081956a93SLorenzo Bianconi .name = ST_LSM6DSL_DEV_NAME, 55198c3544aSLorenzo Bianconi .wai = 0x6a, 55281956a93SLorenzo Bianconi }, { 55381956a93SLorenzo Bianconi .hw_id = ST_LSM6DSM_ID, 55481956a93SLorenzo Bianconi .name = ST_LSM6DSM_DEV_NAME, 55598c3544aSLorenzo Bianconi .wai = 0x6a, 55681956a93SLorenzo Bianconi }, { 55781956a93SLorenzo Bianconi .hw_id = ST_ISM330DLC_ID, 55881956a93SLorenzo Bianconi .name = ST_ISM330DLC_DEV_NAME, 55998c3544aSLorenzo Bianconi .wai = 0x6a, 560dbcd2088SLorenzo Bianconi }, { 561dbcd2088SLorenzo Bianconi .hw_id = ST_LSM6DS3TRC_ID, 562dbcd2088SLorenzo Bianconi .name = ST_LSM6DS3TRC_DEV_NAME, 56398c3544aSLorenzo Bianconi .wai = 0x6a, 56481956a93SLorenzo Bianconi }, 565d068e4a0SLorenzo Bianconi }, 566f48bc49bSLorenzo Bianconi .channels = { 567f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 568f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 569f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 570f48bc49bSLorenzo Bianconi }, 571f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 572f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 573f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 574f48bc49bSLorenzo Bianconi }, 575f48bc49bSLorenzo Bianconi }, 57640dd7343SLorenzo Bianconi .odr_table = { 57740dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 57840dd7343SLorenzo Bianconi .reg = { 57940dd7343SLorenzo Bianconi .addr = 0x10, 58040dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 58140dd7343SLorenzo Bianconi }, 582f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 583f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 584f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 585f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 586f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 587f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 58859af4e20SLorenzo Bianconi .odr_len = 6, 58940dd7343SLorenzo Bianconi }, 59040dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 59140dd7343SLorenzo Bianconi .reg = { 59240dd7343SLorenzo Bianconi .addr = 0x11, 59340dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 59440dd7343SLorenzo Bianconi }, 595f8710f03SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 596f8710f03SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 597f8710f03SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 598f8710f03SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 599f8710f03SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 600f8710f03SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 60159af4e20SLorenzo Bianconi .odr_len = 6, 60240dd7343SLorenzo Bianconi }, 60340dd7343SLorenzo Bianconi }, 604640aca3fSLorenzo Bianconi .fs_table = { 605640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 606640aca3fSLorenzo Bianconi .reg = { 607640aca3fSLorenzo Bianconi .addr = 0x10, 608640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 609640aca3fSLorenzo Bianconi }, 61044a76de8SMario Tesi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 61144a76de8SMario Tesi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 61244a76de8SMario Tesi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 61344a76de8SMario Tesi .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 }, 61485ae3aeeSLorenzo Bianconi .fs_len = 4, 615640aca3fSLorenzo Bianconi }, 616640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 617640aca3fSLorenzo Bianconi .reg = { 618640aca3fSLorenzo Bianconi .addr = 0x11, 619640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 620640aca3fSLorenzo Bianconi }, 62144a76de8SMario Tesi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 62244a76de8SMario Tesi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 62344a76de8SMario Tesi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 }, 62444a76de8SMario Tesi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 62585ae3aeeSLorenzo Bianconi .fs_len = 4, 626640aca3fSLorenzo Bianconi }, 627640aca3fSLorenzo Bianconi }, 6287e906103SLorenzo Bianconi .irq_config = { 6297e906103SLorenzo Bianconi .irq1 = { 6307e906103SLorenzo Bianconi .addr = 0x0d, 6317e906103SLorenzo Bianconi .mask = BIT(3), 6327e906103SLorenzo Bianconi }, 6337e906103SLorenzo Bianconi .irq2 = { 6347e906103SLorenzo Bianconi .addr = 0x0e, 6357e906103SLorenzo Bianconi .mask = BIT(3), 6367e906103SLorenzo Bianconi }, 6377e906103SLorenzo Bianconi .lir = { 6387e906103SLorenzo Bianconi .addr = 0x58, 6397e906103SLorenzo Bianconi .mask = BIT(0), 6407e906103SLorenzo Bianconi }, 6417e906103SLorenzo Bianconi .irq1_func = { 6427e906103SLorenzo Bianconi .addr = 0x5e, 6437e906103SLorenzo Bianconi .mask = BIT(5), 6447e906103SLorenzo Bianconi }, 6457e906103SLorenzo Bianconi .irq2_func = { 6467e906103SLorenzo Bianconi .addr = 0x5f, 6477e906103SLorenzo Bianconi .mask = BIT(5), 6487e906103SLorenzo Bianconi }, 64931fe8d4eSLorenzo Bianconi .hla = { 65031fe8d4eSLorenzo Bianconi .addr = 0x12, 65131fe8d4eSLorenzo Bianconi .mask = BIT(5), 65231fe8d4eSLorenzo Bianconi }, 65331fe8d4eSLorenzo Bianconi .od = { 65431fe8d4eSLorenzo Bianconi .addr = 0x12, 65531fe8d4eSLorenzo Bianconi .mask = BIT(4), 65631fe8d4eSLorenzo Bianconi }, 6577e906103SLorenzo Bianconi }, 6587ca3ac9eSLorenzo Bianconi .decimator = { 6597ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 6607ca3ac9eSLorenzo Bianconi .addr = 0x08, 6617ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 6627ca3ac9eSLorenzo Bianconi }, 6637ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 6647ca3ac9eSLorenzo Bianconi .addr = 0x08, 6657ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 6667ca3ac9eSLorenzo Bianconi }, 667e485e2a2SLorenzo Bianconi [ST_LSM6DSX_ID_EXT0] = { 668e485e2a2SLorenzo Bianconi .addr = 0x09, 669e485e2a2SLorenzo Bianconi .mask = GENMASK(2, 0), 670e485e2a2SLorenzo Bianconi }, 6717ca3ac9eSLorenzo Bianconi }, 67292617c15SLorenzo Bianconi .fifo_ops = { 6733b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 67450ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 67592617c15SLorenzo Bianconi .fifo_th = { 67692617c15SLorenzo Bianconi .addr = 0x06, 677be75eb86SLorenzo Bianconi .mask = GENMASK(10, 0), 67892617c15SLorenzo Bianconi }, 67992617c15SLorenzo Bianconi .fifo_diff = { 68092617c15SLorenzo Bianconi .addr = 0x3a, 681be75eb86SLorenzo Bianconi .mask = GENMASK(10, 0), 68292617c15SLorenzo Bianconi }, 6831b7da2faSLorenzo Bianconi .max_size = 682, 68492617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 68592617c15SLorenzo Bianconi }, 68621345107SLorenzo Bianconi .ts_settings = { 68721345107SLorenzo Bianconi .timer_en = { 68821345107SLorenzo Bianconi .addr = 0x19, 68921345107SLorenzo Bianconi .mask = BIT(5), 69021345107SLorenzo Bianconi }, 69121345107SLorenzo Bianconi .hr_timer = { 69221345107SLorenzo Bianconi .addr = 0x5c, 69321345107SLorenzo Bianconi .mask = BIT(4), 69421345107SLorenzo Bianconi }, 69521345107SLorenzo Bianconi .fifo_en = { 69621345107SLorenzo Bianconi .addr = 0x07, 69721345107SLorenzo Bianconi .mask = BIT(7), 69821345107SLorenzo Bianconi }, 69921345107SLorenzo Bianconi .decimator = { 70021345107SLorenzo Bianconi .addr = 0x09, 70121345107SLorenzo Bianconi .mask = GENMASK(5, 3), 70221345107SLorenzo Bianconi }, 70321345107SLorenzo Bianconi }, 704e485e2a2SLorenzo Bianconi .shub_settings = { 705e485e2a2SLorenzo Bianconi .page_mux = { 706e485e2a2SLorenzo Bianconi .addr = 0x01, 707e485e2a2SLorenzo Bianconi .mask = BIT(7), 708e485e2a2SLorenzo Bianconi }, 709e485e2a2SLorenzo Bianconi .master_en = { 710e485e2a2SLorenzo Bianconi .addr = 0x1a, 711e485e2a2SLorenzo Bianconi .mask = BIT(0), 712e485e2a2SLorenzo Bianconi }, 713e485e2a2SLorenzo Bianconi .pullup_en = { 714e485e2a2SLorenzo Bianconi .addr = 0x1a, 715e485e2a2SLorenzo Bianconi .mask = BIT(3), 716e485e2a2SLorenzo Bianconi }, 717e485e2a2SLorenzo Bianconi .aux_sens = { 718e485e2a2SLorenzo Bianconi .addr = 0x04, 719e485e2a2SLorenzo Bianconi .mask = GENMASK(5, 4), 720e485e2a2SLorenzo Bianconi }, 721e485e2a2SLorenzo Bianconi .wr_once = { 722e485e2a2SLorenzo Bianconi .addr = 0x07, 723e485e2a2SLorenzo Bianconi .mask = BIT(5), 724e485e2a2SLorenzo Bianconi }, 725e485e2a2SLorenzo Bianconi .emb_func = { 726e485e2a2SLorenzo Bianconi .addr = 0x19, 727e485e2a2SLorenzo Bianconi .mask = BIT(2), 728e485e2a2SLorenzo Bianconi }, 729e485e2a2SLorenzo Bianconi .num_ext_dev = 1, 730e485e2a2SLorenzo Bianconi .shub_out = { 731e485e2a2SLorenzo Bianconi .addr = 0x2e, 732e485e2a2SLorenzo Bianconi }, 733e485e2a2SLorenzo Bianconi .slv0_addr = 0x02, 734e485e2a2SLorenzo Bianconi .dw_slv0_addr = 0x0e, 735e485e2a2SLorenzo Bianconi .pause = 0x7, 736e485e2a2SLorenzo Bianconi }, 737b5969abfSSean Nyekjaer .event_settings = { 738b5969abfSSean Nyekjaer .enable_reg = { 739b5969abfSSean Nyekjaer .addr = 0x58, 740b5969abfSSean Nyekjaer .mask = BIT(7), 741b5969abfSSean Nyekjaer }, 742b5969abfSSean Nyekjaer .wakeup_reg = { 743b5969abfSSean Nyekjaer .addr = 0x5B, 744b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 745b5969abfSSean Nyekjaer }, 7461aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 7471aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 7481aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 7491aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 7501aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 751b5969abfSSean Nyekjaer }, 752290a6ce1SLorenzo Bianconi }, 753801a6e0aSLorenzo Bianconi { 75466b662a1SLorenzo Bianconi .reset = { 75566b662a1SLorenzo Bianconi .addr = 0x12, 75666b662a1SLorenzo Bianconi .mask = BIT(0), 75766b662a1SLorenzo Bianconi }, 75866b662a1SLorenzo Bianconi .boot = { 75966b662a1SLorenzo Bianconi .addr = 0x12, 76066b662a1SLorenzo Bianconi .mask = BIT(7), 76166b662a1SLorenzo Bianconi }, 76266b662a1SLorenzo Bianconi .bdu = { 76366b662a1SLorenzo Bianconi .addr = 0x12, 76466b662a1SLorenzo Bianconi .mask = BIT(6), 76566b662a1SLorenzo Bianconi }, 76643901008SLorenzo Bianconi .id = { 76781956a93SLorenzo Bianconi { 76881956a93SLorenzo Bianconi .hw_id = ST_LSM6DSR_ID, 76981956a93SLorenzo Bianconi .name = ST_LSM6DSR_DEV_NAME, 77098c3544aSLorenzo Bianconi .wai = 0x6b, 771db947a79SLorenzo Bianconi }, { 772db947a79SLorenzo Bianconi .hw_id = ST_ISM330DHCX_ID, 773db947a79SLorenzo Bianconi .name = ST_ISM330DHCX_DEV_NAME, 77498c3544aSLorenzo Bianconi .wai = 0x6b, 775cf9c71b3SLorenzo Bianconi }, { 776cf9c71b3SLorenzo Bianconi .hw_id = ST_LSM6DSRX_ID, 777cf9c71b3SLorenzo Bianconi .name = ST_LSM6DSRX_DEV_NAME, 77898c3544aSLorenzo Bianconi .wai = 0x6b, 77998c3544aSLorenzo Bianconi }, { 78098c3544aSLorenzo Bianconi .hw_id = ST_LSM6DSO_ID, 78198c3544aSLorenzo Bianconi .name = ST_LSM6DSO_DEV_NAME, 78298c3544aSLorenzo Bianconi .wai = 0x6c, 78398c3544aSLorenzo Bianconi }, { 78498c3544aSLorenzo Bianconi .hw_id = ST_LSM6DSOX_ID, 78598c3544aSLorenzo Bianconi .name = ST_LSM6DSOX_DEV_NAME, 78698c3544aSLorenzo Bianconi .wai = 0x6c, 78798c3544aSLorenzo Bianconi }, { 7884393e4c5SLorenzo Bianconi .hw_id = ST_LSM6DST_ID, 7894393e4c5SLorenzo Bianconi .name = ST_LSM6DST_DEV_NAME, 79098c3544aSLorenzo Bianconi .wai = 0x6d, 791fdd70d7aSLorenzo Bianconi }, { 792fdd70d7aSLorenzo Bianconi .hw_id = ST_ASM330LHHX_ID, 793fdd70d7aSLorenzo Bianconi .name = ST_ASM330LHHX_DEV_NAME, 794fdd70d7aSLorenzo Bianconi .wai = 0x6b, 795186b9e38SLorenzo Bianconi }, { 796186b9e38SLorenzo Bianconi .hw_id = ST_LSM6DSTX_ID, 797186b9e38SLorenzo Bianconi .name = ST_LSM6DSTX_DEV_NAME, 798186b9e38SLorenzo Bianconi .wai = 0x6d, 7994393e4c5SLorenzo Bianconi }, 8004393e4c5SLorenzo Bianconi }, 8014393e4c5SLorenzo Bianconi .channels = { 8024393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 8034393e4c5SLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 8044393e4c5SLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 8054393e4c5SLorenzo Bianconi }, 8064393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 8074393e4c5SLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 8084393e4c5SLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 8094393e4c5SLorenzo Bianconi }, 8104393e4c5SLorenzo Bianconi }, 8114393e4c5SLorenzo Bianconi .drdy_mask = { 8124393e4c5SLorenzo Bianconi .addr = 0x13, 8134393e4c5SLorenzo Bianconi .mask = BIT(3), 8144393e4c5SLorenzo Bianconi }, 8154393e4c5SLorenzo Bianconi .odr_table = { 8164393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 8174393e4c5SLorenzo Bianconi .reg = { 8184393e4c5SLorenzo Bianconi .addr = 0x10, 8194393e4c5SLorenzo Bianconi .mask = GENMASK(7, 4), 8204393e4c5SLorenzo Bianconi }, 8214393e4c5SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 8224393e4c5SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 8234393e4c5SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 8244393e4c5SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 8254393e4c5SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 8264393e4c5SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 8274393e4c5SLorenzo Bianconi .odr_avl[6] = { 833000, 0x07 }, 8284393e4c5SLorenzo Bianconi .odr_len = 7, 8294393e4c5SLorenzo Bianconi }, 8304393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 8314393e4c5SLorenzo Bianconi .reg = { 8324393e4c5SLorenzo Bianconi .addr = 0x11, 8334393e4c5SLorenzo Bianconi .mask = GENMASK(7, 4), 8344393e4c5SLorenzo Bianconi }, 8354393e4c5SLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 8364393e4c5SLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 8374393e4c5SLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 8384393e4c5SLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 8394393e4c5SLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 8404393e4c5SLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 8414393e4c5SLorenzo Bianconi .odr_avl[6] = { 833000, 0x07 }, 8424393e4c5SLorenzo Bianconi .odr_len = 7, 8434393e4c5SLorenzo Bianconi }, 8444393e4c5SLorenzo Bianconi }, 8454393e4c5SLorenzo Bianconi .fs_table = { 8464393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 8474393e4c5SLorenzo Bianconi .reg = { 8484393e4c5SLorenzo Bianconi .addr = 0x10, 8494393e4c5SLorenzo Bianconi .mask = GENMASK(3, 2), 8504393e4c5SLorenzo Bianconi }, 8514393e4c5SLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 8524393e4c5SLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 8534393e4c5SLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 8544393e4c5SLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 }, 8554393e4c5SLorenzo Bianconi .fs_len = 4, 8564393e4c5SLorenzo Bianconi }, 8574393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 8584393e4c5SLorenzo Bianconi .reg = { 8594393e4c5SLorenzo Bianconi .addr = 0x11, 8604393e4c5SLorenzo Bianconi .mask = GENMASK(3, 2), 8614393e4c5SLorenzo Bianconi }, 8624393e4c5SLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 8634393e4c5SLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 8644393e4c5SLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 }, 8654393e4c5SLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 8664393e4c5SLorenzo Bianconi .fs_len = 4, 8674393e4c5SLorenzo Bianconi }, 8684393e4c5SLorenzo Bianconi }, 8694393e4c5SLorenzo Bianconi .irq_config = { 8704393e4c5SLorenzo Bianconi .irq1 = { 8714393e4c5SLorenzo Bianconi .addr = 0x0d, 8724393e4c5SLorenzo Bianconi .mask = BIT(3), 8734393e4c5SLorenzo Bianconi }, 8744393e4c5SLorenzo Bianconi .irq2 = { 8754393e4c5SLorenzo Bianconi .addr = 0x0e, 8764393e4c5SLorenzo Bianconi .mask = BIT(3), 8774393e4c5SLorenzo Bianconi }, 8784393e4c5SLorenzo Bianconi .lir = { 8794393e4c5SLorenzo Bianconi .addr = 0x56, 8804393e4c5SLorenzo Bianconi .mask = BIT(0), 8814393e4c5SLorenzo Bianconi }, 8824393e4c5SLorenzo Bianconi .clear_on_read = { 8834393e4c5SLorenzo Bianconi .addr = 0x56, 8844393e4c5SLorenzo Bianconi .mask = BIT(6), 8854393e4c5SLorenzo Bianconi }, 8864393e4c5SLorenzo Bianconi .irq1_func = { 8874393e4c5SLorenzo Bianconi .addr = 0x5e, 8884393e4c5SLorenzo Bianconi .mask = BIT(5), 8894393e4c5SLorenzo Bianconi }, 8904393e4c5SLorenzo Bianconi .irq2_func = { 8914393e4c5SLorenzo Bianconi .addr = 0x5f, 8924393e4c5SLorenzo Bianconi .mask = BIT(5), 8934393e4c5SLorenzo Bianconi }, 8944393e4c5SLorenzo Bianconi .hla = { 8954393e4c5SLorenzo Bianconi .addr = 0x12, 8964393e4c5SLorenzo Bianconi .mask = BIT(5), 8974393e4c5SLorenzo Bianconi }, 8984393e4c5SLorenzo Bianconi .od = { 8994393e4c5SLorenzo Bianconi .addr = 0x12, 9004393e4c5SLorenzo Bianconi .mask = BIT(4), 9014393e4c5SLorenzo Bianconi }, 9024393e4c5SLorenzo Bianconi }, 9034393e4c5SLorenzo Bianconi .batch = { 9044393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 9054393e4c5SLorenzo Bianconi .addr = 0x09, 9064393e4c5SLorenzo Bianconi .mask = GENMASK(3, 0), 9074393e4c5SLorenzo Bianconi }, 9084393e4c5SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 9094393e4c5SLorenzo Bianconi .addr = 0x09, 9104393e4c5SLorenzo Bianconi .mask = GENMASK(7, 4), 9114393e4c5SLorenzo Bianconi }, 9124393e4c5SLorenzo Bianconi }, 9134393e4c5SLorenzo Bianconi .fifo_ops = { 9144393e4c5SLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 9154393e4c5SLorenzo Bianconi .read_fifo = st_lsm6dsx_read_tagged_fifo, 9164393e4c5SLorenzo Bianconi .fifo_th = { 9174393e4c5SLorenzo Bianconi .addr = 0x07, 9184393e4c5SLorenzo Bianconi .mask = GENMASK(8, 0), 9194393e4c5SLorenzo Bianconi }, 9204393e4c5SLorenzo Bianconi .fifo_diff = { 9214393e4c5SLorenzo Bianconi .addr = 0x3a, 9224393e4c5SLorenzo Bianconi .mask = GENMASK(9, 0), 9234393e4c5SLorenzo Bianconi }, 9241b7da2faSLorenzo Bianconi .max_size = 512, 9254393e4c5SLorenzo Bianconi .th_wl = 1, 9264393e4c5SLorenzo Bianconi }, 9274393e4c5SLorenzo Bianconi .ts_settings = { 9284393e4c5SLorenzo Bianconi .timer_en = { 9294393e4c5SLorenzo Bianconi .addr = 0x19, 9304393e4c5SLorenzo Bianconi .mask = BIT(5), 9314393e4c5SLorenzo Bianconi }, 9324393e4c5SLorenzo Bianconi .decimator = { 9334393e4c5SLorenzo Bianconi .addr = 0x0a, 9344393e4c5SLorenzo Bianconi .mask = GENMASK(7, 6), 9354393e4c5SLorenzo Bianconi }, 9364393e4c5SLorenzo Bianconi .freq_fine = 0x63, 9374393e4c5SLorenzo Bianconi }, 9384393e4c5SLorenzo Bianconi .shub_settings = { 9394393e4c5SLorenzo Bianconi .page_mux = { 9404393e4c5SLorenzo Bianconi .addr = 0x01, 9414393e4c5SLorenzo Bianconi .mask = BIT(6), 9424393e4c5SLorenzo Bianconi }, 9434393e4c5SLorenzo Bianconi .master_en = { 9444393e4c5SLorenzo Bianconi .sec_page = true, 9454393e4c5SLorenzo Bianconi .addr = 0x14, 9464393e4c5SLorenzo Bianconi .mask = BIT(2), 9474393e4c5SLorenzo Bianconi }, 9484393e4c5SLorenzo Bianconi .pullup_en = { 9494393e4c5SLorenzo Bianconi .sec_page = true, 9504393e4c5SLorenzo Bianconi .addr = 0x14, 9514393e4c5SLorenzo Bianconi .mask = BIT(3), 9524393e4c5SLorenzo Bianconi }, 9534393e4c5SLorenzo Bianconi .aux_sens = { 9544393e4c5SLorenzo Bianconi .addr = 0x14, 9554393e4c5SLorenzo Bianconi .mask = GENMASK(1, 0), 9564393e4c5SLorenzo Bianconi }, 9574393e4c5SLorenzo Bianconi .wr_once = { 9584393e4c5SLorenzo Bianconi .addr = 0x14, 9594393e4c5SLorenzo Bianconi .mask = BIT(6), 9604393e4c5SLorenzo Bianconi }, 9614393e4c5SLorenzo Bianconi .num_ext_dev = 3, 9624393e4c5SLorenzo Bianconi .shub_out = { 9634393e4c5SLorenzo Bianconi .sec_page = true, 9644393e4c5SLorenzo Bianconi .addr = 0x02, 9654393e4c5SLorenzo Bianconi }, 9664393e4c5SLorenzo Bianconi .slv0_addr = 0x15, 9674393e4c5SLorenzo Bianconi .dw_slv0_addr = 0x21, 9684393e4c5SLorenzo Bianconi .batch_en = BIT(3), 9694393e4c5SLorenzo Bianconi }, 9704393e4c5SLorenzo Bianconi .event_settings = { 9714393e4c5SLorenzo Bianconi .enable_reg = { 9724393e4c5SLorenzo Bianconi .addr = 0x58, 9734393e4c5SLorenzo Bianconi .mask = BIT(7), 9744393e4c5SLorenzo Bianconi }, 9754393e4c5SLorenzo Bianconi .wakeup_reg = { 9764393e4c5SLorenzo Bianconi .addr = 0x5b, 9774393e4c5SLorenzo Bianconi .mask = GENMASK(5, 0), 9784393e4c5SLorenzo Bianconi }, 9794393e4c5SLorenzo Bianconi .wakeup_src_reg = 0x1b, 9804393e4c5SLorenzo Bianconi .wakeup_src_status_mask = BIT(3), 9814393e4c5SLorenzo Bianconi .wakeup_src_z_mask = BIT(0), 9824393e4c5SLorenzo Bianconi .wakeup_src_y_mask = BIT(1), 9834393e4c5SLorenzo Bianconi .wakeup_src_x_mask = BIT(2), 9844393e4c5SLorenzo Bianconi }, 9854393e4c5SLorenzo Bianconi }, 98698c3544aSLorenzo Bianconi { 98798c3544aSLorenzo Bianconi .reset = { 98898c3544aSLorenzo Bianconi .addr = 0x12, 98998c3544aSLorenzo Bianconi .mask = BIT(0), 99098c3544aSLorenzo Bianconi }, 99198c3544aSLorenzo Bianconi .boot = { 99298c3544aSLorenzo Bianconi .addr = 0x12, 99398c3544aSLorenzo Bianconi .mask = BIT(7), 99498c3544aSLorenzo Bianconi }, 99598c3544aSLorenzo Bianconi .bdu = { 99698c3544aSLorenzo Bianconi .addr = 0x12, 99798c3544aSLorenzo Bianconi .mask = BIT(6), 99898c3544aSLorenzo Bianconi }, 99998c3544aSLorenzo Bianconi .id = { 100098c3544aSLorenzo Bianconi { 100198c3544aSLorenzo Bianconi .hw_id = ST_ASM330LHH_ID, 100298c3544aSLorenzo Bianconi .name = ST_ASM330LHH_DEV_NAME, 100398c3544aSLorenzo Bianconi .wai = 0x6b, 10042c57d265SLorenzo Bianconi }, { 10052c57d265SLorenzo Bianconi .hw_id = ST_LSM6DSOP_ID, 10062c57d265SLorenzo Bianconi .name = ST_LSM6DSOP_DEV_NAME, 10072c57d265SLorenzo Bianconi .wai = 0x6c, 100898c3544aSLorenzo Bianconi }, 100998c3544aSLorenzo Bianconi }, 101098c3544aSLorenzo Bianconi .channels = { 101198c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 101298c3544aSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 101398c3544aSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 101498c3544aSLorenzo Bianconi }, 101598c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 101698c3544aSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 101798c3544aSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 101898c3544aSLorenzo Bianconi }, 101998c3544aSLorenzo Bianconi }, 102098c3544aSLorenzo Bianconi .drdy_mask = { 102198c3544aSLorenzo Bianconi .addr = 0x13, 102298c3544aSLorenzo Bianconi .mask = BIT(3), 102398c3544aSLorenzo Bianconi }, 102498c3544aSLorenzo Bianconi .odr_table = { 102598c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 102698c3544aSLorenzo Bianconi .reg = { 102798c3544aSLorenzo Bianconi .addr = 0x10, 102898c3544aSLorenzo Bianconi .mask = GENMASK(7, 4), 102998c3544aSLorenzo Bianconi }, 103098c3544aSLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 103198c3544aSLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 103298c3544aSLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 103398c3544aSLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 103498c3544aSLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 103598c3544aSLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 103698c3544aSLorenzo Bianconi .odr_avl[6] = { 833000, 0x07 }, 103798c3544aSLorenzo Bianconi .odr_len = 7, 103898c3544aSLorenzo Bianconi }, 103998c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 104098c3544aSLorenzo Bianconi .reg = { 104198c3544aSLorenzo Bianconi .addr = 0x11, 104298c3544aSLorenzo Bianconi .mask = GENMASK(7, 4), 104398c3544aSLorenzo Bianconi }, 104498c3544aSLorenzo Bianconi .odr_avl[0] = { 12500, 0x01 }, 104598c3544aSLorenzo Bianconi .odr_avl[1] = { 26000, 0x02 }, 104698c3544aSLorenzo Bianconi .odr_avl[2] = { 52000, 0x03 }, 104798c3544aSLorenzo Bianconi .odr_avl[3] = { 104000, 0x04 }, 104898c3544aSLorenzo Bianconi .odr_avl[4] = { 208000, 0x05 }, 104998c3544aSLorenzo Bianconi .odr_avl[5] = { 416000, 0x06 }, 105098c3544aSLorenzo Bianconi .odr_avl[6] = { 833000, 0x07 }, 105198c3544aSLorenzo Bianconi .odr_len = 7, 105298c3544aSLorenzo Bianconi }, 105398c3544aSLorenzo Bianconi }, 105498c3544aSLorenzo Bianconi .fs_table = { 105598c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 105698c3544aSLorenzo Bianconi .reg = { 105798c3544aSLorenzo Bianconi .addr = 0x10, 105898c3544aSLorenzo Bianconi .mask = GENMASK(3, 2), 105998c3544aSLorenzo Bianconi }, 106098c3544aSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61000), 0x0 }, 106198c3544aSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122000), 0x2 }, 106298c3544aSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244000), 0x3 }, 106398c3544aSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488000), 0x1 }, 106498c3544aSLorenzo Bianconi .fs_len = 4, 106598c3544aSLorenzo Bianconi }, 106698c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 106798c3544aSLorenzo Bianconi .reg = { 106898c3544aSLorenzo Bianconi .addr = 0x11, 106998c3544aSLorenzo Bianconi .mask = GENMASK(3, 2), 107098c3544aSLorenzo Bianconi }, 107198c3544aSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750000), 0x0 }, 107298c3544aSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500000), 0x1 }, 107398c3544aSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000000), 0x2 }, 107498c3544aSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000000), 0x3 }, 107598c3544aSLorenzo Bianconi .fs_len = 4, 107698c3544aSLorenzo Bianconi }, 107798c3544aSLorenzo Bianconi }, 107898c3544aSLorenzo Bianconi .irq_config = { 107998c3544aSLorenzo Bianconi .irq1 = { 108098c3544aSLorenzo Bianconi .addr = 0x0d, 108198c3544aSLorenzo Bianconi .mask = BIT(3), 108298c3544aSLorenzo Bianconi }, 108398c3544aSLorenzo Bianconi .irq2 = { 108498c3544aSLorenzo Bianconi .addr = 0x0e, 108598c3544aSLorenzo Bianconi .mask = BIT(3), 108698c3544aSLorenzo Bianconi }, 108798c3544aSLorenzo Bianconi .lir = { 108898c3544aSLorenzo Bianconi .addr = 0x56, 108998c3544aSLorenzo Bianconi .mask = BIT(0), 109098c3544aSLorenzo Bianconi }, 109198c3544aSLorenzo Bianconi .clear_on_read = { 109298c3544aSLorenzo Bianconi .addr = 0x56, 109398c3544aSLorenzo Bianconi .mask = BIT(6), 109498c3544aSLorenzo Bianconi }, 109598c3544aSLorenzo Bianconi .irq1_func = { 109698c3544aSLorenzo Bianconi .addr = 0x5e, 109798c3544aSLorenzo Bianconi .mask = BIT(5), 109898c3544aSLorenzo Bianconi }, 109998c3544aSLorenzo Bianconi .irq2_func = { 110098c3544aSLorenzo Bianconi .addr = 0x5f, 110198c3544aSLorenzo Bianconi .mask = BIT(5), 110298c3544aSLorenzo Bianconi }, 110398c3544aSLorenzo Bianconi .hla = { 110498c3544aSLorenzo Bianconi .addr = 0x12, 110598c3544aSLorenzo Bianconi .mask = BIT(5), 110698c3544aSLorenzo Bianconi }, 110798c3544aSLorenzo Bianconi .od = { 110898c3544aSLorenzo Bianconi .addr = 0x12, 110998c3544aSLorenzo Bianconi .mask = BIT(4), 111098c3544aSLorenzo Bianconi }, 111198c3544aSLorenzo Bianconi }, 111298c3544aSLorenzo Bianconi .batch = { 111398c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 111498c3544aSLorenzo Bianconi .addr = 0x09, 111598c3544aSLorenzo Bianconi .mask = GENMASK(3, 0), 111698c3544aSLorenzo Bianconi }, 111798c3544aSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 111898c3544aSLorenzo Bianconi .addr = 0x09, 111998c3544aSLorenzo Bianconi .mask = GENMASK(7, 4), 112098c3544aSLorenzo Bianconi }, 112198c3544aSLorenzo Bianconi }, 112298c3544aSLorenzo Bianconi .fifo_ops = { 112398c3544aSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 112498c3544aSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_tagged_fifo, 112598c3544aSLorenzo Bianconi .fifo_th = { 112698c3544aSLorenzo Bianconi .addr = 0x07, 112798c3544aSLorenzo Bianconi .mask = GENMASK(8, 0), 112898c3544aSLorenzo Bianconi }, 112998c3544aSLorenzo Bianconi .fifo_diff = { 113098c3544aSLorenzo Bianconi .addr = 0x3a, 113198c3544aSLorenzo Bianconi .mask = GENMASK(9, 0), 113298c3544aSLorenzo Bianconi }, 11331b7da2faSLorenzo Bianconi .max_size = 512, 113498c3544aSLorenzo Bianconi .th_wl = 1, 113598c3544aSLorenzo Bianconi }, 113698c3544aSLorenzo Bianconi .ts_settings = { 113798c3544aSLorenzo Bianconi .timer_en = { 113898c3544aSLorenzo Bianconi .addr = 0x19, 113998c3544aSLorenzo Bianconi .mask = BIT(5), 114098c3544aSLorenzo Bianconi }, 114198c3544aSLorenzo Bianconi .decimator = { 114298c3544aSLorenzo Bianconi .addr = 0x0a, 114398c3544aSLorenzo Bianconi .mask = GENMASK(7, 6), 114498c3544aSLorenzo Bianconi }, 114598c3544aSLorenzo Bianconi .freq_fine = 0x63, 114698c3544aSLorenzo Bianconi }, 114798c3544aSLorenzo Bianconi .event_settings = { 114898c3544aSLorenzo Bianconi .enable_reg = { 114998c3544aSLorenzo Bianconi .addr = 0x58, 115098c3544aSLorenzo Bianconi .mask = BIT(7), 115198c3544aSLorenzo Bianconi }, 115298c3544aSLorenzo Bianconi .wakeup_reg = { 115398c3544aSLorenzo Bianconi .addr = 0x5B, 115498c3544aSLorenzo Bianconi .mask = GENMASK(5, 0), 115598c3544aSLorenzo Bianconi }, 115698c3544aSLorenzo Bianconi .wakeup_src_reg = 0x1b, 115798c3544aSLorenzo Bianconi .wakeup_src_status_mask = BIT(3), 115898c3544aSLorenzo Bianconi .wakeup_src_z_mask = BIT(0), 115998c3544aSLorenzo Bianconi .wakeup_src_y_mask = BIT(1), 116098c3544aSLorenzo Bianconi .wakeup_src_x_mask = BIT(2), 116198c3544aSLorenzo Bianconi }, 116298c3544aSLorenzo Bianconi }, 1163290a6ce1SLorenzo Bianconi }; 1164290a6ce1SLorenzo Bianconi 1165c91c1c84SLorenzo Bianconi int st_lsm6dsx_set_page(struct st_lsm6dsx_hw *hw, bool enable) 1166c91c1c84SLorenzo Bianconi { 1167c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 1168c91c1c84SLorenzo Bianconi unsigned int data; 1169c91c1c84SLorenzo Bianconi int err; 1170c91c1c84SLorenzo Bianconi 1171c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 1172c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(enable, hub_settings->page_mux.mask); 1173c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, hub_settings->page_mux.addr, 1174c91c1c84SLorenzo Bianconi hub_settings->page_mux.mask, data); 1175c91c1c84SLorenzo Bianconi usleep_range(100, 150); 1176c91c1c84SLorenzo Bianconi 1177c91c1c84SLorenzo Bianconi return err; 1178c91c1c84SLorenzo Bianconi } 1179c91c1c84SLorenzo Bianconi 118081956a93SLorenzo Bianconi static int st_lsm6dsx_check_whoami(struct st_lsm6dsx_hw *hw, int id, 118181956a93SLorenzo Bianconi const char **name) 1182290a6ce1SLorenzo Bianconi { 118351a8b707SLorenzo Bianconi int err, i, j, data; 1184290a6ce1SLorenzo Bianconi 1185290a6ce1SLorenzo Bianconi for (i = 0; i < ARRAY_SIZE(st_lsm6dsx_sensor_settings); i++) { 1186d068e4a0SLorenzo Bianconi for (j = 0; j < ST_LSM6DSX_MAX_ID; j++) { 1187fb4fbc89SStephan Gerhold if (st_lsm6dsx_sensor_settings[i].id[j].name && 1188fb4fbc89SStephan Gerhold id == st_lsm6dsx_sensor_settings[i].id[j].hw_id) 1189d068e4a0SLorenzo Bianconi break; 1190d068e4a0SLorenzo Bianconi } 1191d068e4a0SLorenzo Bianconi if (j < ST_LSM6DSX_MAX_ID) 1192290a6ce1SLorenzo Bianconi break; 1193290a6ce1SLorenzo Bianconi } 1194290a6ce1SLorenzo Bianconi 1195290a6ce1SLorenzo Bianconi if (i == ARRAY_SIZE(st_lsm6dsx_sensor_settings)) { 1196290a6ce1SLorenzo Bianconi dev_err(hw->dev, "unsupported hw id [%02x]\n", id); 1197290a6ce1SLorenzo Bianconi return -ENODEV; 1198290a6ce1SLorenzo Bianconi } 1199290a6ce1SLorenzo Bianconi 120051a8b707SLorenzo Bianconi err = regmap_read(hw->regmap, ST_LSM6DSX_REG_WHOAMI_ADDR, &data); 1201290a6ce1SLorenzo Bianconi if (err < 0) { 1202290a6ce1SLorenzo Bianconi dev_err(hw->dev, "failed to read whoami register\n"); 1203290a6ce1SLorenzo Bianconi return err; 1204290a6ce1SLorenzo Bianconi } 1205290a6ce1SLorenzo Bianconi 120698c3544aSLorenzo Bianconi if (data != st_lsm6dsx_sensor_settings[i].id[j].wai) { 1207290a6ce1SLorenzo Bianconi dev_err(hw->dev, "unsupported whoami [%02x]\n", data); 1208290a6ce1SLorenzo Bianconi return -ENODEV; 1209290a6ce1SLorenzo Bianconi } 1210290a6ce1SLorenzo Bianconi 121181956a93SLorenzo Bianconi *name = st_lsm6dsx_sensor_settings[i].id[j].name; 1212290a6ce1SLorenzo Bianconi hw->settings = &st_lsm6dsx_sensor_settings[i]; 1213290a6ce1SLorenzo Bianconi 1214290a6ce1SLorenzo Bianconi return 0; 1215290a6ce1SLorenzo Bianconi } 1216290a6ce1SLorenzo Bianconi 1217290a6ce1SLorenzo Bianconi static int st_lsm6dsx_set_full_scale(struct st_lsm6dsx_sensor *sensor, 1218290a6ce1SLorenzo Bianconi u32 gain) 1219290a6ce1SLorenzo Bianconi { 1220640aca3fSLorenzo Bianconi const struct st_lsm6dsx_fs_table_entry *fs_table; 1221739aff87SLorenzo Bianconi unsigned int data; 1222290a6ce1SLorenzo Bianconi int i, err; 1223290a6ce1SLorenzo Bianconi 1224640aca3fSLorenzo Bianconi fs_table = &sensor->hw->settings->fs_table[sensor->id]; 122585ae3aeeSLorenzo Bianconi for (i = 0; i < fs_table->fs_len; i++) { 1226640aca3fSLorenzo Bianconi if (fs_table->fs_avl[i].gain == gain) 1227290a6ce1SLorenzo Bianconi break; 122885ae3aeeSLorenzo Bianconi } 1229290a6ce1SLorenzo Bianconi 123085ae3aeeSLorenzo Bianconi if (i == fs_table->fs_len) 1231290a6ce1SLorenzo Bianconi return -EINVAL; 1232290a6ce1SLorenzo Bianconi 1233640aca3fSLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(fs_table->fs_avl[i].val, 1234640aca3fSLorenzo Bianconi fs_table->reg.mask); 1235640aca3fSLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(sensor->hw, fs_table->reg.addr, 1236640aca3fSLorenzo Bianconi fs_table->reg.mask, data); 1237290a6ce1SLorenzo Bianconi if (err < 0) 1238290a6ce1SLorenzo Bianconi return err; 1239290a6ce1SLorenzo Bianconi 1240290a6ce1SLorenzo Bianconi sensor->gain = gain; 1241290a6ce1SLorenzo Bianconi 1242290a6ce1SLorenzo Bianconi return 0; 1243290a6ce1SLorenzo Bianconi } 1244290a6ce1SLorenzo Bianconi 1245f8710f03SLorenzo Bianconi int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u32 odr, u8 *val) 1246290a6ce1SLorenzo Bianconi { 124740dd7343SLorenzo Bianconi const struct st_lsm6dsx_odr_table_entry *odr_table; 12482ccc1503SLorenzo Bianconi int i; 1249290a6ce1SLorenzo Bianconi 125040dd7343SLorenzo Bianconi odr_table = &sensor->hw->settings->odr_table[sensor->id]; 125159af4e20SLorenzo Bianconi for (i = 0; i < odr_table->odr_len; i++) { 12526ffb55e5SLorenzo Bianconi /* 12536ffb55e5SLorenzo Bianconi * ext devices can run at different odr respect to 12546ffb55e5SLorenzo Bianconi * accel sensor 12556ffb55e5SLorenzo Bianconi */ 1256f8710f03SLorenzo Bianconi if (odr_table->odr_avl[i].milli_hz >= odr) 1257290a6ce1SLorenzo Bianconi break; 125859af4e20SLorenzo Bianconi } 1259290a6ce1SLorenzo Bianconi 126059af4e20SLorenzo Bianconi if (i == odr_table->odr_len) 1261290a6ce1SLorenzo Bianconi return -EINVAL; 1262290a6ce1SLorenzo Bianconi 126340dd7343SLorenzo Bianconi *val = odr_table->odr_avl[i].val; 1264f8710f03SLorenzo Bianconi return odr_table->odr_avl[i].milli_hz; 1265290a6ce1SLorenzo Bianconi } 1266290a6ce1SLorenzo Bianconi 1267f8710f03SLorenzo Bianconi static int 1268f8710f03SLorenzo Bianconi st_lsm6dsx_check_odr_dependency(struct st_lsm6dsx_hw *hw, u32 odr, 12696ffb55e5SLorenzo Bianconi enum st_lsm6dsx_sensor_id id) 12702ccc1503SLorenzo Bianconi { 12716ffb55e5SLorenzo Bianconi struct st_lsm6dsx_sensor *ref = iio_priv(hw->iio_devs[id]); 12726ffb55e5SLorenzo Bianconi 12736ffb55e5SLorenzo Bianconi if (odr > 0) { 12746ffb55e5SLorenzo Bianconi if (hw->enable_mask & BIT(id)) 1275f8710f03SLorenzo Bianconi return max_t(u32, ref->odr, odr); 12766ffb55e5SLorenzo Bianconi else 12776ffb55e5SLorenzo Bianconi return odr; 12786ffb55e5SLorenzo Bianconi } else { 12796ffb55e5SLorenzo Bianconi return (hw->enable_mask & BIT(id)) ? ref->odr : 0; 12806ffb55e5SLorenzo Bianconi } 12816ffb55e5SLorenzo Bianconi } 12826ffb55e5SLorenzo Bianconi 1283f8710f03SLorenzo Bianconi static int 1284f8710f03SLorenzo Bianconi st_lsm6dsx_set_odr(struct st_lsm6dsx_sensor *sensor, u32 req_odr) 12856ffb55e5SLorenzo Bianconi { 12866ffb55e5SLorenzo Bianconi struct st_lsm6dsx_sensor *ref_sensor = sensor; 128751a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 128851a8b707SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 1289739aff87SLorenzo Bianconi unsigned int data; 12906ffb55e5SLorenzo Bianconi u8 val = 0; 12912ccc1503SLorenzo Bianconi int err; 12922ccc1503SLorenzo Bianconi 12936ffb55e5SLorenzo Bianconi switch (sensor->id) { 129494be878cSTeng Qi case ST_LSM6DSX_ID_GYRO: 129594be878cSTeng Qi break; 12966ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT0: 12976ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT1: 12986ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT2: 12996ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_ACC: { 1300f8710f03SLorenzo Bianconi u32 odr; 13016ffb55e5SLorenzo Bianconi int i; 13026ffb55e5SLorenzo Bianconi 13036ffb55e5SLorenzo Bianconi /* 13046ffb55e5SLorenzo Bianconi * i2c embedded controller relies on the accelerometer sensor as 13056ffb55e5SLorenzo Bianconi * bus read/write trigger so we need to enable accel device 13066ffb55e5SLorenzo Bianconi * at odr = max(accel_odr, ext_odr) in order to properly 13076ffb55e5SLorenzo Bianconi * communicate with i2c slave devices 13086ffb55e5SLorenzo Bianconi */ 13096ffb55e5SLorenzo Bianconi ref_sensor = iio_priv(hw->iio_devs[ST_LSM6DSX_ID_ACC]); 13106ffb55e5SLorenzo Bianconi for (i = ST_LSM6DSX_ID_ACC; i < ST_LSM6DSX_ID_MAX; i++) { 13116ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i] || i == sensor->id) 13126ffb55e5SLorenzo Bianconi continue; 13136ffb55e5SLorenzo Bianconi 13146ffb55e5SLorenzo Bianconi odr = st_lsm6dsx_check_odr_dependency(hw, req_odr, i); 13156ffb55e5SLorenzo Bianconi if (odr != req_odr) 13166ffb55e5SLorenzo Bianconi /* device already configured */ 13176ffb55e5SLorenzo Bianconi return 0; 13186ffb55e5SLorenzo Bianconi } 13196ffb55e5SLorenzo Bianconi break; 13206ffb55e5SLorenzo Bianconi } 132194be878cSTeng Qi default: /* should never occur */ 132294be878cSTeng Qi return -EINVAL; 13236ffb55e5SLorenzo Bianconi } 13246ffb55e5SLorenzo Bianconi 13256ffb55e5SLorenzo Bianconi if (req_odr > 0) { 13266ffb55e5SLorenzo Bianconi err = st_lsm6dsx_check_odr(ref_sensor, req_odr, &val); 13272ccc1503SLorenzo Bianconi if (err < 0) 13282ccc1503SLorenzo Bianconi return err; 13296ffb55e5SLorenzo Bianconi } 13302ccc1503SLorenzo Bianconi 133140dd7343SLorenzo Bianconi reg = &hw->settings->odr_table[ref_sensor->id].reg; 1332739aff87SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(val, reg->mask); 1333739aff87SLorenzo Bianconi return st_lsm6dsx_update_bits_locked(hw, reg->addr, reg->mask, data); 13342ccc1503SLorenzo Bianconi } 13352ccc1503SLorenzo Bianconi 1336bd41c445SLorenzo Bianconi static int 1337bd41c445SLorenzo Bianconi __st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor, 133817750443SLorenzo Bianconi bool enable) 1339290a6ce1SLorenzo Bianconi { 134051a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1341f8710f03SLorenzo Bianconi u32 odr = enable ? sensor->odr : 0; 1342290a6ce1SLorenzo Bianconi int err; 1343290a6ce1SLorenzo Bianconi 134417750443SLorenzo Bianconi err = st_lsm6dsx_set_odr(sensor, odr); 1345290a6ce1SLorenzo Bianconi if (err < 0) 1346290a6ce1SLorenzo Bianconi return err; 1347290a6ce1SLorenzo Bianconi 134817750443SLorenzo Bianconi if (enable) 134917750443SLorenzo Bianconi hw->enable_mask |= BIT(sensor->id); 135017750443SLorenzo Bianconi else 135117750443SLorenzo Bianconi hw->enable_mask &= ~BIT(sensor->id); 1352290a6ce1SLorenzo Bianconi 1353290a6ce1SLorenzo Bianconi return 0; 1354290a6ce1SLorenzo Bianconi } 1355290a6ce1SLorenzo Bianconi 1356bd41c445SLorenzo Bianconi static int 1357bd41c445SLorenzo Bianconi st_lsm6dsx_check_events(struct st_lsm6dsx_sensor *sensor, bool enable) 1358bd41c445SLorenzo Bianconi { 1359bd41c445SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1360bd41c445SLorenzo Bianconi 1361bd41c445SLorenzo Bianconi if (sensor->id == ST_LSM6DSX_ID_GYRO || enable) 1362bd41c445SLorenzo Bianconi return 0; 1363bd41c445SLorenzo Bianconi 1364bd41c445SLorenzo Bianconi return hw->enable_event; 1365bd41c445SLorenzo Bianconi } 1366bd41c445SLorenzo Bianconi 1367bd41c445SLorenzo Bianconi int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor, 1368bd41c445SLorenzo Bianconi bool enable) 1369bd41c445SLorenzo Bianconi { 1370bd41c445SLorenzo Bianconi if (st_lsm6dsx_check_events(sensor, enable)) 1371bd41c445SLorenzo Bianconi return 0; 1372bd41c445SLorenzo Bianconi 1373bd41c445SLorenzo Bianconi return __st_lsm6dsx_sensor_set_enable(sensor, enable); 1374bd41c445SLorenzo Bianconi } 1375bd41c445SLorenzo Bianconi 1376290a6ce1SLorenzo Bianconi static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor, 1377290a6ce1SLorenzo Bianconi u8 addr, int *val) 1378290a6ce1SLorenzo Bianconi { 137951a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1380290a6ce1SLorenzo Bianconi int err, delay; 1381290a6ce1SLorenzo Bianconi __le16 data; 1382290a6ce1SLorenzo Bianconi 138317750443SLorenzo Bianconi err = st_lsm6dsx_sensor_set_enable(sensor, true); 1384290a6ce1SLorenzo Bianconi if (err < 0) 1385290a6ce1SLorenzo Bianconi return err; 1386290a6ce1SLorenzo Bianconi 1387ea85bf90SLorenzo Bianconi /* 1388ea85bf90SLorenzo Bianconi * we need to wait for sensor settling time before 1389ea85bf90SLorenzo Bianconi * reading data in order to avoid corrupted samples 1390ea85bf90SLorenzo Bianconi */ 1391f8710f03SLorenzo Bianconi delay = 1000000000 / sensor->odr; 1392ea85bf90SLorenzo Bianconi usleep_range(3 * delay, 4 * delay); 1393290a6ce1SLorenzo Bianconi 1394739aff87SLorenzo Bianconi err = st_lsm6dsx_read_locked(hw, addr, &data, sizeof(data)); 1395290a6ce1SLorenzo Bianconi if (err < 0) 1396290a6ce1SLorenzo Bianconi return err; 1397290a6ce1SLorenzo Bianconi 1398a2dd9bd9SLorenzo Bianconi if (!hw->enable_event) { 1399a2dd9bd9SLorenzo Bianconi err = st_lsm6dsx_sensor_set_enable(sensor, false); 1400a2dd9bd9SLorenzo Bianconi if (err < 0) 1401a2dd9bd9SLorenzo Bianconi return err; 1402a2dd9bd9SLorenzo Bianconi } 1403290a6ce1SLorenzo Bianconi 14047b9ebe42SLorenzo Bianconi *val = (s16)le16_to_cpu(data); 1405290a6ce1SLorenzo Bianconi 1406290a6ce1SLorenzo Bianconi return IIO_VAL_INT; 1407290a6ce1SLorenzo Bianconi } 1408290a6ce1SLorenzo Bianconi 1409290a6ce1SLorenzo Bianconi static int st_lsm6dsx_read_raw(struct iio_dev *iio_dev, 1410290a6ce1SLorenzo Bianconi struct iio_chan_spec const *ch, 1411290a6ce1SLorenzo Bianconi int *val, int *val2, long mask) 1412290a6ce1SLorenzo Bianconi { 1413290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1414290a6ce1SLorenzo Bianconi int ret; 1415290a6ce1SLorenzo Bianconi 1416290a6ce1SLorenzo Bianconi switch (mask) { 1417290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_RAW: 1418290a6ce1SLorenzo Bianconi ret = iio_device_claim_direct_mode(iio_dev); 1419290a6ce1SLorenzo Bianconi if (ret) 1420290a6ce1SLorenzo Bianconi break; 1421290a6ce1SLorenzo Bianconi 1422290a6ce1SLorenzo Bianconi ret = st_lsm6dsx_read_oneshot(sensor, ch->address, val); 1423290a6ce1SLorenzo Bianconi iio_device_release_direct_mode(iio_dev); 1424290a6ce1SLorenzo Bianconi break; 1425290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SAMP_FREQ: 1426f8710f03SLorenzo Bianconi *val = sensor->odr / 1000; 1427f8710f03SLorenzo Bianconi *val2 = (sensor->odr % 1000) * 1000; 1428f8710f03SLorenzo Bianconi ret = IIO_VAL_INT_PLUS_MICRO; 1429290a6ce1SLorenzo Bianconi break; 1430290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SCALE: 1431290a6ce1SLorenzo Bianconi *val = 0; 1432290a6ce1SLorenzo Bianconi *val2 = sensor->gain; 143344a76de8SMario Tesi ret = IIO_VAL_INT_PLUS_NANO; 1434290a6ce1SLorenzo Bianconi break; 1435290a6ce1SLorenzo Bianconi default: 1436290a6ce1SLorenzo Bianconi ret = -EINVAL; 1437290a6ce1SLorenzo Bianconi break; 1438290a6ce1SLorenzo Bianconi } 1439290a6ce1SLorenzo Bianconi 1440290a6ce1SLorenzo Bianconi return ret; 1441290a6ce1SLorenzo Bianconi } 1442290a6ce1SLorenzo Bianconi 1443290a6ce1SLorenzo Bianconi static int st_lsm6dsx_write_raw(struct iio_dev *iio_dev, 1444290a6ce1SLorenzo Bianconi struct iio_chan_spec const *chan, 1445290a6ce1SLorenzo Bianconi int val, int val2, long mask) 1446290a6ce1SLorenzo Bianconi { 1447290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1448290a6ce1SLorenzo Bianconi int err; 1449290a6ce1SLorenzo Bianconi 1450290a6ce1SLorenzo Bianconi err = iio_device_claim_direct_mode(iio_dev); 1451290a6ce1SLorenzo Bianconi if (err) 1452290a6ce1SLorenzo Bianconi return err; 1453290a6ce1SLorenzo Bianconi 1454290a6ce1SLorenzo Bianconi switch (mask) { 1455290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SCALE: 1456290a6ce1SLorenzo Bianconi err = st_lsm6dsx_set_full_scale(sensor, val2); 1457290a6ce1SLorenzo Bianconi break; 14582ccc1503SLorenzo Bianconi case IIO_CHAN_INFO_SAMP_FREQ: { 14592ccc1503SLorenzo Bianconi u8 data; 14602ccc1503SLorenzo Bianconi 1461f8710f03SLorenzo Bianconi val = val * 1000 + val2 / 1000; 1462fc3f6ad7SLorenzo Bianconi val = st_lsm6dsx_check_odr(sensor, val, &data); 1463fc3f6ad7SLorenzo Bianconi if (val < 0) 1464fc3f6ad7SLorenzo Bianconi err = val; 1465fc3f6ad7SLorenzo Bianconi else 14665e3c3e33SLorenzo Bianconi sensor->odr = val; 1467290a6ce1SLorenzo Bianconi break; 14682ccc1503SLorenzo Bianconi } 1469290a6ce1SLorenzo Bianconi default: 1470290a6ce1SLorenzo Bianconi err = -EINVAL; 1471290a6ce1SLorenzo Bianconi break; 1472290a6ce1SLorenzo Bianconi } 1473290a6ce1SLorenzo Bianconi 1474290a6ce1SLorenzo Bianconi iio_device_release_direct_mode(iio_dev); 1475290a6ce1SLorenzo Bianconi 1476290a6ce1SLorenzo Bianconi return err; 1477290a6ce1SLorenzo Bianconi } 1478290a6ce1SLorenzo Bianconi 1479b5969abfSSean Nyekjaer static int st_lsm6dsx_event_setup(struct st_lsm6dsx_hw *hw, int state) 1480b5969abfSSean Nyekjaer { 148184b2e7c3SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 148204ca37d5SLorenzo Bianconi unsigned int data; 1483b5969abfSSean Nyekjaer int err; 1484b5969abfSSean Nyekjaer 14857e906103SLorenzo Bianconi if (!hw->settings->irq_config.irq1_func.addr) 1486b5969abfSSean Nyekjaer return -ENOTSUPP; 1487b5969abfSSean Nyekjaer 148884b2e7c3SLorenzo Bianconi reg = &hw->settings->event_settings.enable_reg; 148984b2e7c3SLorenzo Bianconi if (reg->addr) { 149004ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(state, reg->mask); 149104ca37d5SLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(hw, reg->addr, 149204ca37d5SLorenzo Bianconi reg->mask, data); 1493b5969abfSSean Nyekjaer if (err < 0) 1494b5969abfSSean Nyekjaer return err; 149584b2e7c3SLorenzo Bianconi } 1496b5969abfSSean Nyekjaer 1497b5969abfSSean Nyekjaer /* Enable wakeup interrupt */ 149804ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(state, hw->irq_routing->mask); 149904ca37d5SLorenzo Bianconi return st_lsm6dsx_update_bits_locked(hw, hw->irq_routing->addr, 150004ca37d5SLorenzo Bianconi hw->irq_routing->mask, data); 1501b5969abfSSean Nyekjaer } 1502b5969abfSSean Nyekjaer 1503b5969abfSSean Nyekjaer static int st_lsm6dsx_read_event(struct iio_dev *iio_dev, 1504b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1505b5969abfSSean Nyekjaer enum iio_event_type type, 1506b5969abfSSean Nyekjaer enum iio_event_direction dir, 1507b5969abfSSean Nyekjaer enum iio_event_info info, 1508b5969abfSSean Nyekjaer int *val, int *val2) 1509b5969abfSSean Nyekjaer { 1510b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1511b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 1512b5969abfSSean Nyekjaer 1513b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1514b5969abfSSean Nyekjaer return -EINVAL; 1515b5969abfSSean Nyekjaer 1516b5969abfSSean Nyekjaer *val2 = 0; 1517b5969abfSSean Nyekjaer *val = hw->event_threshold; 1518b5969abfSSean Nyekjaer 1519b5969abfSSean Nyekjaer return IIO_VAL_INT; 1520b5969abfSSean Nyekjaer } 1521b5969abfSSean Nyekjaer 1522b307f495SLorenzo Bianconi static int 1523b307f495SLorenzo Bianconi st_lsm6dsx_write_event(struct iio_dev *iio_dev, 1524b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1525b5969abfSSean Nyekjaer enum iio_event_type type, 1526b5969abfSSean Nyekjaer enum iio_event_direction dir, 1527b5969abfSSean Nyekjaer enum iio_event_info info, 1528b5969abfSSean Nyekjaer int val, int val2) 1529b5969abfSSean Nyekjaer { 1530b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1531b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 153204ca37d5SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 153304ca37d5SLorenzo Bianconi unsigned int data; 1534b5969abfSSean Nyekjaer int err; 1535b5969abfSSean Nyekjaer 1536b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1537b5969abfSSean Nyekjaer return -EINVAL; 1538b5969abfSSean Nyekjaer 1539b5969abfSSean Nyekjaer if (val < 0 || val > 31) 1540b5969abfSSean Nyekjaer return -EINVAL; 1541b5969abfSSean Nyekjaer 154204ca37d5SLorenzo Bianconi reg = &hw->settings->event_settings.wakeup_reg; 154304ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(val, reg->mask); 154404ca37d5SLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(hw, reg->addr, 154504ca37d5SLorenzo Bianconi reg->mask, data); 154604ca37d5SLorenzo Bianconi if (err < 0) 1547b5969abfSSean Nyekjaer return -EINVAL; 1548b5969abfSSean Nyekjaer 1549b5969abfSSean Nyekjaer hw->event_threshold = val; 1550b5969abfSSean Nyekjaer 1551b5969abfSSean Nyekjaer return 0; 1552b5969abfSSean Nyekjaer } 1553b5969abfSSean Nyekjaer 1554b307f495SLorenzo Bianconi static int 1555b307f495SLorenzo Bianconi st_lsm6dsx_read_event_config(struct iio_dev *iio_dev, 1556b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1557b5969abfSSean Nyekjaer enum iio_event_type type, 1558b5969abfSSean Nyekjaer enum iio_event_direction dir) 1559b5969abfSSean Nyekjaer { 1560b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1561b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 1562b5969abfSSean Nyekjaer 1563b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1564b5969abfSSean Nyekjaer return -EINVAL; 1565b5969abfSSean Nyekjaer 15661aabad1fSSean Nyekjaer return !!(hw->enable_event & BIT(chan->channel2)); 1567b5969abfSSean Nyekjaer } 1568b5969abfSSean Nyekjaer 1569b307f495SLorenzo Bianconi static int 1570b307f495SLorenzo Bianconi st_lsm6dsx_write_event_config(struct iio_dev *iio_dev, 1571b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1572b5969abfSSean Nyekjaer enum iio_event_type type, 1573b307f495SLorenzo Bianconi enum iio_event_direction dir, int state) 1574b5969abfSSean Nyekjaer { 1575b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1576b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 15771aabad1fSSean Nyekjaer u8 enable_event; 1578bd41c445SLorenzo Bianconi int err; 1579b5969abfSSean Nyekjaer 1580b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1581b5969abfSSean Nyekjaer return -EINVAL; 1582b5969abfSSean Nyekjaer 15831aabad1fSSean Nyekjaer if (state) { 15841aabad1fSSean Nyekjaer enable_event = hw->enable_event | BIT(chan->channel2); 15851aabad1fSSean Nyekjaer 1586b5969abfSSean Nyekjaer /* do not enable events if they are already enabled */ 15871aabad1fSSean Nyekjaer if (hw->enable_event) 15881aabad1fSSean Nyekjaer goto out; 15891aabad1fSSean Nyekjaer } else { 15901aabad1fSSean Nyekjaer enable_event = hw->enable_event & ~BIT(chan->channel2); 15911aabad1fSSean Nyekjaer 15921aabad1fSSean Nyekjaer /* only turn off sensor if no events is enabled */ 15931aabad1fSSean Nyekjaer if (enable_event) 15941aabad1fSSean Nyekjaer goto out; 15951aabad1fSSean Nyekjaer } 15961aabad1fSSean Nyekjaer 15971aabad1fSSean Nyekjaer /* stop here if no changes have been made */ 15981aabad1fSSean Nyekjaer if (hw->enable_event == enable_event) 1599b5969abfSSean Nyekjaer return 0; 1600b5969abfSSean Nyekjaer 1601b5969abfSSean Nyekjaer err = st_lsm6dsx_event_setup(hw, state); 1602b5969abfSSean Nyekjaer if (err < 0) 1603b5969abfSSean Nyekjaer return err; 1604b5969abfSSean Nyekjaer 1605d278d447SLorenzo Bianconi mutex_lock(&hw->conf_lock); 1606bd41c445SLorenzo Bianconi if (enable_event || !(hw->fifo_mask & BIT(sensor->id))) 1607bd41c445SLorenzo Bianconi err = __st_lsm6dsx_sensor_set_enable(sensor, state); 1608d278d447SLorenzo Bianconi mutex_unlock(&hw->conf_lock); 1609b5969abfSSean Nyekjaer if (err < 0) 1610b5969abfSSean Nyekjaer return err; 1611b5969abfSSean Nyekjaer 16121aabad1fSSean Nyekjaer out: 16131aabad1fSSean Nyekjaer hw->enable_event = enable_event; 1614b5969abfSSean Nyekjaer 1615b5969abfSSean Nyekjaer return 0; 1616b5969abfSSean Nyekjaer } 1617b5969abfSSean Nyekjaer 1618d40464f3SLorenzo Bianconi int st_lsm6dsx_set_watermark(struct iio_dev *iio_dev, unsigned int val) 1619290a6ce1SLorenzo Bianconi { 1620290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1621290a6ce1SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 16228f2a88a2SLorenzo Bianconi int err; 1623290a6ce1SLorenzo Bianconi 16249e5b4cd2SPaul Cercueil val = clamp_val(val, 1, hw->settings->fifo_ops.max_size); 1625290a6ce1SLorenzo Bianconi 1626335eaedcSLorenzo Bianconi mutex_lock(&hw->conf_lock); 1627335eaedcSLorenzo Bianconi 1628290a6ce1SLorenzo Bianconi err = st_lsm6dsx_update_watermark(sensor, val); 1629335eaedcSLorenzo Bianconi 1630335eaedcSLorenzo Bianconi mutex_unlock(&hw->conf_lock); 1631335eaedcSLorenzo Bianconi 1632290a6ce1SLorenzo Bianconi if (err < 0) 1633290a6ce1SLorenzo Bianconi return err; 1634290a6ce1SLorenzo Bianconi 1635290a6ce1SLorenzo Bianconi sensor->watermark = val; 1636290a6ce1SLorenzo Bianconi 1637290a6ce1SLorenzo Bianconi return 0; 1638290a6ce1SLorenzo Bianconi } 1639290a6ce1SLorenzo Bianconi 1640290a6ce1SLorenzo Bianconi static ssize_t 1641290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_sampling_frequency_avail(struct device *dev, 1642290a6ce1SLorenzo Bianconi struct device_attribute *attr, 1643290a6ce1SLorenzo Bianconi char *buf) 1644290a6ce1SLorenzo Bianconi { 16456270bf1fSHaibo Chen struct st_lsm6dsx_sensor *sensor = iio_priv(dev_to_iio_dev(dev)); 164659af4e20SLorenzo Bianconi const struct st_lsm6dsx_odr_table_entry *odr_table; 1647290a6ce1SLorenzo Bianconi int i, len = 0; 1648290a6ce1SLorenzo Bianconi 164959af4e20SLorenzo Bianconi odr_table = &sensor->hw->settings->odr_table[sensor->id]; 165059af4e20SLorenzo Bianconi for (i = 0; i < odr_table->odr_len; i++) 1651f8710f03SLorenzo Bianconi len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%03d ", 1652f8710f03SLorenzo Bianconi odr_table->odr_avl[i].milli_hz / 1000, 1653f8710f03SLorenzo Bianconi odr_table->odr_avl[i].milli_hz % 1000); 1654290a6ce1SLorenzo Bianconi buf[len - 1] = '\n'; 1655290a6ce1SLorenzo Bianconi 1656290a6ce1SLorenzo Bianconi return len; 1657290a6ce1SLorenzo Bianconi } 1658290a6ce1SLorenzo Bianconi 1659290a6ce1SLorenzo Bianconi static ssize_t st_lsm6dsx_sysfs_scale_avail(struct device *dev, 1660290a6ce1SLorenzo Bianconi struct device_attribute *attr, 1661290a6ce1SLorenzo Bianconi char *buf) 1662290a6ce1SLorenzo Bianconi { 16636270bf1fSHaibo Chen struct st_lsm6dsx_sensor *sensor = iio_priv(dev_to_iio_dev(dev)); 16640f7e1728SLorenzo Bianconi const struct st_lsm6dsx_fs_table_entry *fs_table; 1665640aca3fSLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1666290a6ce1SLorenzo Bianconi int i, len = 0; 1667290a6ce1SLorenzo Bianconi 166885ae3aeeSLorenzo Bianconi fs_table = &hw->settings->fs_table[sensor->id]; 166985ae3aeeSLorenzo Bianconi for (i = 0; i < fs_table->fs_len; i++) 167044a76de8SMario Tesi len += scnprintf(buf + len, PAGE_SIZE - len, "0.%09u ", 16710f7e1728SLorenzo Bianconi fs_table->fs_avl[i].gain); 1672290a6ce1SLorenzo Bianconi buf[len - 1] = '\n'; 1673290a6ce1SLorenzo Bianconi 1674290a6ce1SLorenzo Bianconi return len; 1675290a6ce1SLorenzo Bianconi } 1676290a6ce1SLorenzo Bianconi 167744a76de8SMario Tesi static int st_lsm6dsx_write_raw_get_fmt(struct iio_dev *indio_dev, 167844a76de8SMario Tesi struct iio_chan_spec const *chan, 167944a76de8SMario Tesi long mask) 168044a76de8SMario Tesi { 168144a76de8SMario Tesi switch (mask) { 168244a76de8SMario Tesi case IIO_CHAN_INFO_SCALE: 168344a76de8SMario Tesi switch (chan->type) { 168444a76de8SMario Tesi case IIO_ANGL_VEL: 168544a76de8SMario Tesi case IIO_ACCEL: 168644a76de8SMario Tesi return IIO_VAL_INT_PLUS_NANO; 168744a76de8SMario Tesi default: 168844a76de8SMario Tesi return IIO_VAL_INT_PLUS_MICRO; 168944a76de8SMario Tesi } 169044a76de8SMario Tesi default: 169144a76de8SMario Tesi return IIO_VAL_INT_PLUS_MICRO; 169244a76de8SMario Tesi } 169344a76de8SMario Tesi } 169444a76de8SMario Tesi 1695290a6ce1SLorenzo Bianconi static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(st_lsm6dsx_sysfs_sampling_frequency_avail); 1696290a6ce1SLorenzo Bianconi static IIO_DEVICE_ATTR(in_accel_scale_available, 0444, 1697290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_scale_avail, NULL, 0); 1698290a6ce1SLorenzo Bianconi static IIO_DEVICE_ATTR(in_anglvel_scale_available, 0444, 1699290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_scale_avail, NULL, 0); 1700290a6ce1SLorenzo Bianconi 1701290a6ce1SLorenzo Bianconi static struct attribute *st_lsm6dsx_acc_attributes[] = { 1702290a6ce1SLorenzo Bianconi &iio_dev_attr_sampling_frequency_available.dev_attr.attr, 1703290a6ce1SLorenzo Bianconi &iio_dev_attr_in_accel_scale_available.dev_attr.attr, 1704290a6ce1SLorenzo Bianconi NULL, 1705290a6ce1SLorenzo Bianconi }; 1706290a6ce1SLorenzo Bianconi 1707290a6ce1SLorenzo Bianconi static const struct attribute_group st_lsm6dsx_acc_attribute_group = { 1708290a6ce1SLorenzo Bianconi .attrs = st_lsm6dsx_acc_attributes, 1709290a6ce1SLorenzo Bianconi }; 1710290a6ce1SLorenzo Bianconi 1711290a6ce1SLorenzo Bianconi static const struct iio_info st_lsm6dsx_acc_info = { 1712290a6ce1SLorenzo Bianconi .attrs = &st_lsm6dsx_acc_attribute_group, 1713290a6ce1SLorenzo Bianconi .read_raw = st_lsm6dsx_read_raw, 1714290a6ce1SLorenzo Bianconi .write_raw = st_lsm6dsx_write_raw, 1715b5969abfSSean Nyekjaer .read_event_value = st_lsm6dsx_read_event, 1716b5969abfSSean Nyekjaer .write_event_value = st_lsm6dsx_write_event, 1717b5969abfSSean Nyekjaer .read_event_config = st_lsm6dsx_read_event_config, 1718b5969abfSSean Nyekjaer .write_event_config = st_lsm6dsx_write_event_config, 1719290a6ce1SLorenzo Bianconi .hwfifo_set_watermark = st_lsm6dsx_set_watermark, 172044a76de8SMario Tesi .write_raw_get_fmt = st_lsm6dsx_write_raw_get_fmt, 1721290a6ce1SLorenzo Bianconi }; 1722290a6ce1SLorenzo Bianconi 1723290a6ce1SLorenzo Bianconi static struct attribute *st_lsm6dsx_gyro_attributes[] = { 1724290a6ce1SLorenzo Bianconi &iio_dev_attr_sampling_frequency_available.dev_attr.attr, 1725290a6ce1SLorenzo Bianconi &iio_dev_attr_in_anglvel_scale_available.dev_attr.attr, 1726290a6ce1SLorenzo Bianconi NULL, 1727290a6ce1SLorenzo Bianconi }; 1728290a6ce1SLorenzo Bianconi 1729290a6ce1SLorenzo Bianconi static const struct attribute_group st_lsm6dsx_gyro_attribute_group = { 1730290a6ce1SLorenzo Bianconi .attrs = st_lsm6dsx_gyro_attributes, 1731290a6ce1SLorenzo Bianconi }; 1732290a6ce1SLorenzo Bianconi 1733290a6ce1SLorenzo Bianconi static const struct iio_info st_lsm6dsx_gyro_info = { 1734290a6ce1SLorenzo Bianconi .attrs = &st_lsm6dsx_gyro_attribute_group, 1735290a6ce1SLorenzo Bianconi .read_raw = st_lsm6dsx_read_raw, 1736290a6ce1SLorenzo Bianconi .write_raw = st_lsm6dsx_write_raw, 1737290a6ce1SLorenzo Bianconi .hwfifo_set_watermark = st_lsm6dsx_set_watermark, 173844a76de8SMario Tesi .write_raw_get_fmt = st_lsm6dsx_write_raw_get_fmt, 1739290a6ce1SLorenzo Bianconi }; 1740290a6ce1SLorenzo Bianconi 174103d4c566SAndy Shevchenko static int st_lsm6dsx_get_drdy_pin(struct st_lsm6dsx_hw *hw, int *drdy_pin) 1742dba32904SLorenzo Bianconi { 174303d4c566SAndy Shevchenko struct device *dev = hw->dev; 1744dba32904SLorenzo Bianconi 174503d4c566SAndy Shevchenko if (!dev_fwnode(dev)) 1746dba32904SLorenzo Bianconi return -EINVAL; 1747dba32904SLorenzo Bianconi 174803d4c566SAndy Shevchenko return device_property_read_u32(dev, "st,drdy-int-pin", drdy_pin); 1749dba32904SLorenzo Bianconi } 1750dba32904SLorenzo Bianconi 17517e906103SLorenzo Bianconi static int 17527e906103SLorenzo Bianconi st_lsm6dsx_get_drdy_reg(struct st_lsm6dsx_hw *hw, 17537e906103SLorenzo Bianconi const struct st_lsm6dsx_reg **drdy_reg) 1754dba32904SLorenzo Bianconi { 1755dba32904SLorenzo Bianconi int err = 0, drdy_pin; 1756dba32904SLorenzo Bianconi 175703d4c566SAndy Shevchenko if (st_lsm6dsx_get_drdy_pin(hw, &drdy_pin) < 0) { 1758dba32904SLorenzo Bianconi struct st_sensors_platform_data *pdata; 1759dba32904SLorenzo Bianconi struct device *dev = hw->dev; 1760dba32904SLorenzo Bianconi 1761dba32904SLorenzo Bianconi pdata = (struct st_sensors_platform_data *)dev->platform_data; 1762dba32904SLorenzo Bianconi drdy_pin = pdata ? pdata->drdy_int_pin : 1; 1763dba32904SLorenzo Bianconi } 1764dba32904SLorenzo Bianconi 1765dba32904SLorenzo Bianconi switch (drdy_pin) { 1766dba32904SLorenzo Bianconi case 1: 17677e906103SLorenzo Bianconi hw->irq_routing = &hw->settings->irq_config.irq1_func; 17687e906103SLorenzo Bianconi *drdy_reg = &hw->settings->irq_config.irq1; 1769dba32904SLorenzo Bianconi break; 1770dba32904SLorenzo Bianconi case 2: 17717e906103SLorenzo Bianconi hw->irq_routing = &hw->settings->irq_config.irq2_func; 17727e906103SLorenzo Bianconi *drdy_reg = &hw->settings->irq_config.irq2; 1773dba32904SLorenzo Bianconi break; 1774dba32904SLorenzo Bianconi default: 1775dba32904SLorenzo Bianconi dev_err(hw->dev, "unsupported data ready pin\n"); 1776dba32904SLorenzo Bianconi err = -EINVAL; 1777dba32904SLorenzo Bianconi break; 1778dba32904SLorenzo Bianconi } 1779dba32904SLorenzo Bianconi 1780dba32904SLorenzo Bianconi return err; 1781dba32904SLorenzo Bianconi } 1782dba32904SLorenzo Bianconi 1783c91c1c84SLorenzo Bianconi static int st_lsm6dsx_init_shub(struct st_lsm6dsx_hw *hw) 1784c91c1c84SLorenzo Bianconi { 1785c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 1786c91c1c84SLorenzo Bianconi struct st_sensors_platform_data *pdata; 178703d4c566SAndy Shevchenko struct device *dev = hw->dev; 1788c91c1c84SLorenzo Bianconi unsigned int data; 1789c91c1c84SLorenzo Bianconi int err = 0; 1790c91c1c84SLorenzo Bianconi 1791c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 1792c91c1c84SLorenzo Bianconi 179303d4c566SAndy Shevchenko pdata = (struct st_sensors_platform_data *)dev->platform_data; 179403d4c566SAndy Shevchenko if ((dev_fwnode(dev) && device_property_read_bool(dev, "st,pullups")) || 1795c91c1c84SLorenzo Bianconi (pdata && pdata->pullups)) { 17963a431957SLorenzo Bianconi if (hub_settings->pullup_en.sec_page) { 1797c91c1c84SLorenzo Bianconi err = st_lsm6dsx_set_page(hw, true); 1798c91c1c84SLorenzo Bianconi if (err < 0) 1799c91c1c84SLorenzo Bianconi return err; 18003a431957SLorenzo Bianconi } 1801c91c1c84SLorenzo Bianconi 1802c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(1, hub_settings->pullup_en.mask); 1803c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 1804c91c1c84SLorenzo Bianconi hub_settings->pullup_en.addr, 1805c91c1c84SLorenzo Bianconi hub_settings->pullup_en.mask, data); 1806c91c1c84SLorenzo Bianconi 18073a431957SLorenzo Bianconi if (hub_settings->pullup_en.sec_page) 1808c91c1c84SLorenzo Bianconi st_lsm6dsx_set_page(hw, false); 1809c91c1c84SLorenzo Bianconi 1810c91c1c84SLorenzo Bianconi if (err < 0) 1811c91c1c84SLorenzo Bianconi return err; 1812c91c1c84SLorenzo Bianconi } 1813c91c1c84SLorenzo Bianconi 1814c91c1c84SLorenzo Bianconi if (hub_settings->aux_sens.addr) { 1815c91c1c84SLorenzo Bianconi /* configure aux sensors */ 1816c91c1c84SLorenzo Bianconi err = st_lsm6dsx_set_page(hw, true); 1817c91c1c84SLorenzo Bianconi if (err < 0) 1818c91c1c84SLorenzo Bianconi return err; 1819c91c1c84SLorenzo Bianconi 1820c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(3, hub_settings->aux_sens.mask); 1821c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 1822c91c1c84SLorenzo Bianconi hub_settings->aux_sens.addr, 1823c91c1c84SLorenzo Bianconi hub_settings->aux_sens.mask, data); 1824c91c1c84SLorenzo Bianconi 1825c91c1c84SLorenzo Bianconi st_lsm6dsx_set_page(hw, false); 1826e485e2a2SLorenzo Bianconi 1827e485e2a2SLorenzo Bianconi if (err < 0) 1828e485e2a2SLorenzo Bianconi return err; 1829e485e2a2SLorenzo Bianconi } 1830e485e2a2SLorenzo Bianconi 1831e485e2a2SLorenzo Bianconi if (hub_settings->emb_func.addr) { 1832e485e2a2SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(1, hub_settings->emb_func.mask); 1833e485e2a2SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 1834e485e2a2SLorenzo Bianconi hub_settings->emb_func.addr, 1835e485e2a2SLorenzo Bianconi hub_settings->emb_func.mask, data); 1836c91c1c84SLorenzo Bianconi } 1837c91c1c84SLorenzo Bianconi 1838c91c1c84SLorenzo Bianconi return err; 1839c91c1c84SLorenzo Bianconi } 1840c91c1c84SLorenzo Bianconi 184121345107SLorenzo Bianconi static int st_lsm6dsx_init_hw_timer(struct st_lsm6dsx_hw *hw) 184221345107SLorenzo Bianconi { 184321345107SLorenzo Bianconi const struct st_lsm6dsx_hw_ts_settings *ts_settings; 184421345107SLorenzo Bianconi int err, val; 184521345107SLorenzo Bianconi 184621345107SLorenzo Bianconi ts_settings = &hw->settings->ts_settings; 184721345107SLorenzo Bianconi /* enable hw timestamp generation if necessary */ 184821345107SLorenzo Bianconi if (ts_settings->timer_en.addr) { 184921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->timer_en.mask); 185021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 185121345107SLorenzo Bianconi ts_settings->timer_en.addr, 185221345107SLorenzo Bianconi ts_settings->timer_en.mask, val); 185321345107SLorenzo Bianconi if (err < 0) 185421345107SLorenzo Bianconi return err; 185521345107SLorenzo Bianconi } 185621345107SLorenzo Bianconi 185721345107SLorenzo Bianconi /* enable high resolution for hw ts timer if necessary */ 185821345107SLorenzo Bianconi if (ts_settings->hr_timer.addr) { 185921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->hr_timer.mask); 186021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 186121345107SLorenzo Bianconi ts_settings->hr_timer.addr, 186221345107SLorenzo Bianconi ts_settings->hr_timer.mask, val); 186321345107SLorenzo Bianconi if (err < 0) 186421345107SLorenzo Bianconi return err; 186521345107SLorenzo Bianconi } 186621345107SLorenzo Bianconi 186721345107SLorenzo Bianconi /* enable ts queueing in FIFO if necessary */ 186821345107SLorenzo Bianconi if (ts_settings->fifo_en.addr) { 186921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->fifo_en.mask); 187021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 187121345107SLorenzo Bianconi ts_settings->fifo_en.addr, 187221345107SLorenzo Bianconi ts_settings->fifo_en.mask, val); 187321345107SLorenzo Bianconi if (err < 0) 187421345107SLorenzo Bianconi return err; 187521345107SLorenzo Bianconi } 1876cb3b6b8eSMario Tesi 1877cb3b6b8eSMario Tesi /* calibrate timestamp sensitivity */ 1878cb3b6b8eSMario Tesi hw->ts_gain = ST_LSM6DSX_TS_SENSITIVITY; 1879cb3b6b8eSMario Tesi if (ts_settings->freq_fine) { 1880cb3b6b8eSMario Tesi err = regmap_read(hw->regmap, ts_settings->freq_fine, &val); 1881cb3b6b8eSMario Tesi if (err < 0) 1882cb3b6b8eSMario Tesi return err; 1883cb3b6b8eSMario Tesi 1884cb3b6b8eSMario Tesi /* 1885cb3b6b8eSMario Tesi * linearize the AN5192 formula: 1886cb3b6b8eSMario Tesi * 1 / (1 + x) ~= 1 - x (Taylor’s Series) 1887cb3b6b8eSMario Tesi * ttrim[s] = 1 / (40000 * (1 + 0.0015 * val)) 1888cb3b6b8eSMario Tesi * ttrim[ns] ~= 25000 - 37.5 * val 1889cb3b6b8eSMario Tesi * ttrim[ns] ~= 25000 - (37500 * val) / 1000 1890cb3b6b8eSMario Tesi */ 1891cb3b6b8eSMario Tesi hw->ts_gain -= ((s8)val * 37500) / 1000; 1892cb3b6b8eSMario Tesi } 1893cb3b6b8eSMario Tesi 189421345107SLorenzo Bianconi return 0; 189521345107SLorenzo Bianconi } 189621345107SLorenzo Bianconi 18973a63da26SLorenzo Bianconi static int st_lsm6dsx_reset_device(struct st_lsm6dsx_hw *hw) 1898290a6ce1SLorenzo Bianconi { 18997e906103SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 1900290a6ce1SLorenzo Bianconi int err; 1901290a6ce1SLorenzo Bianconi 19023a63da26SLorenzo Bianconi /* 19033a63da26SLorenzo Bianconi * flush hw FIFO before device reset in order to avoid 19043a63da26SLorenzo Bianconi * possible races on interrupt line 1. If the first interrupt 19053a63da26SLorenzo Bianconi * line is asserted during hw reset the device will work in 19063a63da26SLorenzo Bianconi * I3C-only mode (if it is supported) 19073a63da26SLorenzo Bianconi */ 19083a63da26SLorenzo Bianconi err = st_lsm6dsx_flush_fifo(hw); 19093a63da26SLorenzo Bianconi if (err < 0 && err != -ENOTSUPP) 19103a63da26SLorenzo Bianconi return err; 19113a63da26SLorenzo Bianconi 191219435425SLorenzo Bianconi /* device sw reset */ 191366b662a1SLorenzo Bianconi reg = &hw->settings->reset; 191466b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 191566b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1916290a6ce1SLorenzo Bianconi if (err < 0) 1917290a6ce1SLorenzo Bianconi return err; 1918290a6ce1SLorenzo Bianconi 191919435425SLorenzo Bianconi msleep(50); 192019435425SLorenzo Bianconi 192119435425SLorenzo Bianconi /* reload trimming parameter */ 192266b662a1SLorenzo Bianconi reg = &hw->settings->boot; 192366b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 192466b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 192519435425SLorenzo Bianconi if (err < 0) 192619435425SLorenzo Bianconi return err; 192719435425SLorenzo Bianconi 192819435425SLorenzo Bianconi msleep(50); 1929290a6ce1SLorenzo Bianconi 19303a63da26SLorenzo Bianconi return 0; 19313a63da26SLorenzo Bianconi } 19323a63da26SLorenzo Bianconi 19333a63da26SLorenzo Bianconi static int st_lsm6dsx_init_device(struct st_lsm6dsx_hw *hw) 19343a63da26SLorenzo Bianconi { 19353a63da26SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 19363a63da26SLorenzo Bianconi int err; 19373a63da26SLorenzo Bianconi 19383a63da26SLorenzo Bianconi err = st_lsm6dsx_reset_device(hw); 19393a63da26SLorenzo Bianconi if (err < 0) 19403a63da26SLorenzo Bianconi return err; 19413a63da26SLorenzo Bianconi 1942290a6ce1SLorenzo Bianconi /* enable Block Data Update */ 194366b662a1SLorenzo Bianconi reg = &hw->settings->bdu; 194466b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 194566b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1946290a6ce1SLorenzo Bianconi if (err < 0) 1947290a6ce1SLorenzo Bianconi return err; 1948290a6ce1SLorenzo Bianconi 1949290a6ce1SLorenzo Bianconi /* enable FIFO watermak interrupt */ 19507e906103SLorenzo Bianconi err = st_lsm6dsx_get_drdy_reg(hw, ®); 1951290a6ce1SLorenzo Bianconi if (err < 0) 1952290a6ce1SLorenzo Bianconi return err; 1953290a6ce1SLorenzo Bianconi 19547e906103SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 19557e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 195621345107SLorenzo Bianconi if (err < 0) 195721345107SLorenzo Bianconi return err; 195821345107SLorenzo Bianconi 19599db02d32SLorenzo Bianconi /* enable Latched interrupts for device events */ 19607e906103SLorenzo Bianconi if (hw->settings->irq_config.lir.addr) { 19617e906103SLorenzo Bianconi reg = &hw->settings->irq_config.lir; 19627e906103SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 19637e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 19649db02d32SLorenzo Bianconi if (err < 0) 19659db02d32SLorenzo Bianconi return err; 196622ea5651SLorenzo Bianconi 196722ea5651SLorenzo Bianconi /* enable clear on read for latched interrupts */ 19687e906103SLorenzo Bianconi if (hw->settings->irq_config.clear_on_read.addr) { 19697e906103SLorenzo Bianconi reg = &hw->settings->irq_config.clear_on_read; 197022ea5651SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 19717e906103SLorenzo Bianconi reg->addr, reg->mask, 19727e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 197322ea5651SLorenzo Bianconi if (err < 0) 197422ea5651SLorenzo Bianconi return err; 197522ea5651SLorenzo Bianconi } 19769db02d32SLorenzo Bianconi } 19779db02d32SLorenzo Bianconi 1978960506edSLorenzo Bianconi /* enable drdy-mas if available */ 1979960506edSLorenzo Bianconi if (hw->settings->drdy_mask.addr) { 1980960506edSLorenzo Bianconi reg = &hw->settings->drdy_mask; 1981960506edSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 1982960506edSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1983960506edSLorenzo Bianconi if (err < 0) 1984960506edSLorenzo Bianconi return err; 1985960506edSLorenzo Bianconi } 1986960506edSLorenzo Bianconi 1987c91c1c84SLorenzo Bianconi err = st_lsm6dsx_init_shub(hw); 1988c91c1c84SLorenzo Bianconi if (err < 0) 1989c91c1c84SLorenzo Bianconi return err; 1990c91c1c84SLorenzo Bianconi 199121345107SLorenzo Bianconi return st_lsm6dsx_init_hw_timer(hw); 1992290a6ce1SLorenzo Bianconi } 1993290a6ce1SLorenzo Bianconi 1994290a6ce1SLorenzo Bianconi static struct iio_dev *st_lsm6dsx_alloc_iiodev(struct st_lsm6dsx_hw *hw, 1995510c0106SLorenzo Bianconi enum st_lsm6dsx_sensor_id id, 1996510c0106SLorenzo Bianconi const char *name) 1997290a6ce1SLorenzo Bianconi { 1998290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 1999290a6ce1SLorenzo Bianconi struct iio_dev *iio_dev; 2000290a6ce1SLorenzo Bianconi 2001290a6ce1SLorenzo Bianconi iio_dev = devm_iio_device_alloc(hw->dev, sizeof(*sensor)); 2002290a6ce1SLorenzo Bianconi if (!iio_dev) 2003290a6ce1SLorenzo Bianconi return NULL; 2004290a6ce1SLorenzo Bianconi 2005290a6ce1SLorenzo Bianconi iio_dev->modes = INDIO_DIRECT_MODE; 2006290a6ce1SLorenzo Bianconi iio_dev->available_scan_masks = st_lsm6dsx_available_scan_masks; 2007f48bc49bSLorenzo Bianconi iio_dev->channels = hw->settings->channels[id].chan; 2008f48bc49bSLorenzo Bianconi iio_dev->num_channels = hw->settings->channels[id].len; 2009290a6ce1SLorenzo Bianconi 2010290a6ce1SLorenzo Bianconi sensor = iio_priv(iio_dev); 2011290a6ce1SLorenzo Bianconi sensor->id = id; 2012290a6ce1SLorenzo Bianconi sensor->hw = hw; 2013f8710f03SLorenzo Bianconi sensor->odr = hw->settings->odr_table[id].odr_avl[0].milli_hz; 2014640aca3fSLorenzo Bianconi sensor->gain = hw->settings->fs_table[id].fs_avl[0].gain; 2015290a6ce1SLorenzo Bianconi sensor->watermark = 1; 2016290a6ce1SLorenzo Bianconi 2017290a6ce1SLorenzo Bianconi switch (id) { 2018290a6ce1SLorenzo Bianconi case ST_LSM6DSX_ID_ACC: 2019290a6ce1SLorenzo Bianconi iio_dev->info = &st_lsm6dsx_acc_info; 2020510c0106SLorenzo Bianconi scnprintf(sensor->name, sizeof(sensor->name), "%s_accel", 2021510c0106SLorenzo Bianconi name); 2022290a6ce1SLorenzo Bianconi break; 2023290a6ce1SLorenzo Bianconi case ST_LSM6DSX_ID_GYRO: 2024290a6ce1SLorenzo Bianconi iio_dev->info = &st_lsm6dsx_gyro_info; 2025510c0106SLorenzo Bianconi scnprintf(sensor->name, sizeof(sensor->name), "%s_gyro", 2026510c0106SLorenzo Bianconi name); 2027290a6ce1SLorenzo Bianconi break; 2028290a6ce1SLorenzo Bianconi default: 2029290a6ce1SLorenzo Bianconi return NULL; 2030290a6ce1SLorenzo Bianconi } 2031510c0106SLorenzo Bianconi iio_dev->name = sensor->name; 2032290a6ce1SLorenzo Bianconi 2033290a6ce1SLorenzo Bianconi return iio_dev; 2034290a6ce1SLorenzo Bianconi } 2035290a6ce1SLorenzo Bianconi 2036615bd378SLorenzo Bianconi static bool 2037615bd378SLorenzo Bianconi st_lsm6dsx_report_motion_event(struct st_lsm6dsx_hw *hw) 20381aabad1fSSean Nyekjaer { 2039615bd378SLorenzo Bianconi const struct st_lsm6dsx_event_settings *event_settings; 2040615bd378SLorenzo Bianconi int err, data; 2041615bd378SLorenzo Bianconi s64 timestamp; 20421aabad1fSSean Nyekjaer 2043615bd378SLorenzo Bianconi if (!hw->enable_event) 2044615bd378SLorenzo Bianconi return false; 2045615bd378SLorenzo Bianconi 2046615bd378SLorenzo Bianconi event_settings = &hw->settings->event_settings; 2047615bd378SLorenzo Bianconi err = st_lsm6dsx_read_locked(hw, event_settings->wakeup_src_reg, 2048615bd378SLorenzo Bianconi &data, sizeof(data)); 2049615bd378SLorenzo Bianconi if (err < 0) 2050615bd378SLorenzo Bianconi return false; 2051615bd378SLorenzo Bianconi 2052615bd378SLorenzo Bianconi timestamp = iio_get_time_ns(hw->iio_devs[ST_LSM6DSX_ID_ACC]); 20531aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_z_mask) && 20541aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_Z))) 20551aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20561aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20571aabad1fSSean Nyekjaer 0, 20581aabad1fSSean Nyekjaer IIO_MOD_Z, 20591aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20601aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20611aabad1fSSean Nyekjaer timestamp); 20621aabad1fSSean Nyekjaer 20631aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_y_mask) && 20641aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_Y))) 20651aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20661aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20671aabad1fSSean Nyekjaer 0, 20681aabad1fSSean Nyekjaer IIO_MOD_Y, 20691aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20701aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20711aabad1fSSean Nyekjaer timestamp); 20721aabad1fSSean Nyekjaer 20731aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_x_mask) && 20741aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_X))) 20751aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20761aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20771aabad1fSSean Nyekjaer 0, 20781aabad1fSSean Nyekjaer IIO_MOD_X, 20791aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20801aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20811aabad1fSSean Nyekjaer timestamp); 2082615bd378SLorenzo Bianconi 2083615bd378SLorenzo Bianconi return data & event_settings->wakeup_src_status_mask; 20841aabad1fSSean Nyekjaer } 20851aabad1fSSean Nyekjaer 20866ee6a368SSean Nyekjaer static irqreturn_t st_lsm6dsx_handler_thread(int irq, void *private) 20876ee6a368SSean Nyekjaer { 20886ee6a368SSean Nyekjaer struct st_lsm6dsx_hw *hw = private; 20893f9bce7aSLorenzo Bianconi int fifo_len = 0, len; 2090615bd378SLorenzo Bianconi bool event; 20911aabad1fSSean Nyekjaer 2092615bd378SLorenzo Bianconi event = st_lsm6dsx_report_motion_event(hw); 20936ee6a368SSean Nyekjaer 2094a912ee4cSLorenzo Bianconi if (!hw->settings->fifo_ops.read_fifo) 2095a912ee4cSLorenzo Bianconi return event ? IRQ_HANDLED : IRQ_NONE; 2096a912ee4cSLorenzo Bianconi 20973f9bce7aSLorenzo Bianconi /* 20983f9bce7aSLorenzo Bianconi * If we are using edge IRQs, new samples can arrive while 20993f9bce7aSLorenzo Bianconi * processing current interrupt since there are no hw 21003f9bce7aSLorenzo Bianconi * guarantees the irq line stays "low" long enough to properly 21013f9bce7aSLorenzo Bianconi * detect the new interrupt. In this case the new sample will 21023f9bce7aSLorenzo Bianconi * be missed. 21033f9bce7aSLorenzo Bianconi * Polling FIFO status register allow us to read new 21043f9bce7aSLorenzo Bianconi * samples even if the interrupt arrives while processing 21053f9bce7aSLorenzo Bianconi * previous data and the timeslot where the line is "low" is 21063f9bce7aSLorenzo Bianconi * too short to be properly detected. 21073f9bce7aSLorenzo Bianconi */ 21083f9bce7aSLorenzo Bianconi do { 21096ee6a368SSean Nyekjaer mutex_lock(&hw->fifo_lock); 21103f9bce7aSLorenzo Bianconi len = hw->settings->fifo_ops.read_fifo(hw); 21116ee6a368SSean Nyekjaer mutex_unlock(&hw->fifo_lock); 21126ee6a368SSean Nyekjaer 21133f9bce7aSLorenzo Bianconi if (len > 0) 21143f9bce7aSLorenzo Bianconi fifo_len += len; 21153f9bce7aSLorenzo Bianconi } while (len > 0); 21163f9bce7aSLorenzo Bianconi 21173f9bce7aSLorenzo Bianconi return fifo_len || event ? IRQ_HANDLED : IRQ_NONE; 21186ee6a368SSean Nyekjaer } 21196ee6a368SSean Nyekjaer 21206ee6a368SSean Nyekjaer static int st_lsm6dsx_irq_setup(struct st_lsm6dsx_hw *hw) 21216ee6a368SSean Nyekjaer { 212231fe8d4eSLorenzo Bianconi struct st_sensors_platform_data *pdata; 212331fe8d4eSLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 212403d4c566SAndy Shevchenko struct device *dev = hw->dev; 21256ee6a368SSean Nyekjaer unsigned long irq_type; 21266ee6a368SSean Nyekjaer bool irq_active_low; 21276ee6a368SSean Nyekjaer int err; 21286ee6a368SSean Nyekjaer 21296ee6a368SSean Nyekjaer irq_type = irqd_get_trigger_type(irq_get_irq_data(hw->irq)); 21306ee6a368SSean Nyekjaer 21316ee6a368SSean Nyekjaer switch (irq_type) { 21326ee6a368SSean Nyekjaer case IRQF_TRIGGER_HIGH: 21336ee6a368SSean Nyekjaer case IRQF_TRIGGER_RISING: 21346ee6a368SSean Nyekjaer irq_active_low = false; 21356ee6a368SSean Nyekjaer break; 21366ee6a368SSean Nyekjaer case IRQF_TRIGGER_LOW: 21376ee6a368SSean Nyekjaer case IRQF_TRIGGER_FALLING: 21386ee6a368SSean Nyekjaer irq_active_low = true; 21396ee6a368SSean Nyekjaer break; 21406ee6a368SSean Nyekjaer default: 21416ee6a368SSean Nyekjaer dev_info(hw->dev, "mode %lx unsupported\n", irq_type); 21426ee6a368SSean Nyekjaer return -EINVAL; 21436ee6a368SSean Nyekjaer } 21446ee6a368SSean Nyekjaer 214531fe8d4eSLorenzo Bianconi reg = &hw->settings->irq_config.hla; 214631fe8d4eSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 214731fe8d4eSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(irq_active_low, 214831fe8d4eSLorenzo Bianconi reg->mask)); 21496ee6a368SSean Nyekjaer if (err < 0) 21506ee6a368SSean Nyekjaer return err; 21516ee6a368SSean Nyekjaer 215203d4c566SAndy Shevchenko pdata = (struct st_sensors_platform_data *)dev->platform_data; 215303d4c566SAndy Shevchenko if ((dev_fwnode(dev) && device_property_read_bool(dev, "drive-open-drain")) || 21546ee6a368SSean Nyekjaer (pdata && pdata->open_drain)) { 215531fe8d4eSLorenzo Bianconi reg = &hw->settings->irq_config.od; 215631fe8d4eSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 215731fe8d4eSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 21586ee6a368SSean Nyekjaer if (err < 0) 21596ee6a368SSean Nyekjaer return err; 21606ee6a368SSean Nyekjaer 21616ee6a368SSean Nyekjaer irq_type |= IRQF_SHARED; 21626ee6a368SSean Nyekjaer } 21636ee6a368SSean Nyekjaer 21646ee6a368SSean Nyekjaer err = devm_request_threaded_irq(hw->dev, hw->irq, 2165a3aa17d4SSean Nyekjaer NULL, 21666ee6a368SSean Nyekjaer st_lsm6dsx_handler_thread, 21676ee6a368SSean Nyekjaer irq_type | IRQF_ONESHOT, 21686ee6a368SSean Nyekjaer "lsm6dsx", hw); 21696ee6a368SSean Nyekjaer if (err) { 21706ee6a368SSean Nyekjaer dev_err(hw->dev, "failed to request trigger irq %d\n", 21716ee6a368SSean Nyekjaer hw->irq); 21726ee6a368SSean Nyekjaer return err; 21736ee6a368SSean Nyekjaer } 21746ee6a368SSean Nyekjaer 21756ee6a368SSean Nyekjaer return 0; 21766ee6a368SSean Nyekjaer } 21776ee6a368SSean Nyekjaer 2178f346b16fSLorenzo Bianconi static int st_lsm6dsx_init_regulators(struct device *dev) 2179f346b16fSLorenzo Bianconi { 2180f346b16fSLorenzo Bianconi struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); 2181f346b16fSLorenzo Bianconi int err; 2182f346b16fSLorenzo Bianconi 2183f346b16fSLorenzo Bianconi /* vdd-vddio power regulators */ 2184f346b16fSLorenzo Bianconi hw->regulators[0].supply = "vdd"; 2185f346b16fSLorenzo Bianconi hw->regulators[1].supply = "vddio"; 2186f346b16fSLorenzo Bianconi err = devm_regulator_bulk_get(dev, ARRAY_SIZE(hw->regulators), 2187f346b16fSLorenzo Bianconi hw->regulators); 2188f346b16fSLorenzo Bianconi if (err) 2189f346b16fSLorenzo Bianconi return dev_err_probe(dev, err, "failed to get regulators\n"); 2190f346b16fSLorenzo Bianconi 2191f346b16fSLorenzo Bianconi err = regulator_bulk_enable(ARRAY_SIZE(hw->regulators), 2192f346b16fSLorenzo Bianconi hw->regulators); 2193f346b16fSLorenzo Bianconi if (err) { 2194f346b16fSLorenzo Bianconi dev_err(dev, "failed to enable regulators: %d\n", err); 2195f346b16fSLorenzo Bianconi return err; 2196f346b16fSLorenzo Bianconi } 2197f346b16fSLorenzo Bianconi 2198f346b16fSLorenzo Bianconi msleep(50); 2199f346b16fSLorenzo Bianconi 2200f346b16fSLorenzo Bianconi return 0; 2201f346b16fSLorenzo Bianconi } 2202f346b16fSLorenzo Bianconi 2203f346b16fSLorenzo Bianconi static void st_lsm6dsx_chip_uninit(void *data) 2204f346b16fSLorenzo Bianconi { 2205f346b16fSLorenzo Bianconi struct st_lsm6dsx_hw *hw = data; 2206f346b16fSLorenzo Bianconi 2207f346b16fSLorenzo Bianconi regulator_bulk_disable(ARRAY_SIZE(hw->regulators), hw->regulators); 2208f346b16fSLorenzo Bianconi } 2209f346b16fSLorenzo Bianconi 221081956a93SLorenzo Bianconi int st_lsm6dsx_probe(struct device *dev, int irq, int hw_id, 221151a8b707SLorenzo Bianconi struct regmap *regmap) 2212290a6ce1SLorenzo Bianconi { 2213b7a73b33SLorenzo Bianconi struct st_sensors_platform_data *pdata = dev->platform_data; 2214c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 2215290a6ce1SLorenzo Bianconi struct st_lsm6dsx_hw *hw; 221681956a93SLorenzo Bianconi const char *name = NULL; 2217290a6ce1SLorenzo Bianconi int i, err; 2218290a6ce1SLorenzo Bianconi 2219290a6ce1SLorenzo Bianconi hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL); 2220290a6ce1SLorenzo Bianconi if (!hw) 2221290a6ce1SLorenzo Bianconi return -ENOMEM; 2222290a6ce1SLorenzo Bianconi 2223290a6ce1SLorenzo Bianconi dev_set_drvdata(dev, (void *)hw); 2224290a6ce1SLorenzo Bianconi 2225290a6ce1SLorenzo Bianconi mutex_init(&hw->fifo_lock); 2226335eaedcSLorenzo Bianconi mutex_init(&hw->conf_lock); 2227739aff87SLorenzo Bianconi mutex_init(&hw->page_lock); 2228290a6ce1SLorenzo Bianconi 2229f346b16fSLorenzo Bianconi err = st_lsm6dsx_init_regulators(dev); 2230f346b16fSLorenzo Bianconi if (err) 2231f346b16fSLorenzo Bianconi return err; 2232f346b16fSLorenzo Bianconi 2233f346b16fSLorenzo Bianconi err = devm_add_action_or_reset(dev, st_lsm6dsx_chip_uninit, hw); 2234f346b16fSLorenzo Bianconi if (err) 2235f346b16fSLorenzo Bianconi return err; 2236f346b16fSLorenzo Bianconi 223791a6b841SLorenzo Bianconi hw->buff = devm_kzalloc(dev, ST_LSM6DSX_BUFF_SIZE, GFP_KERNEL); 223891a6b841SLorenzo Bianconi if (!hw->buff) 223991a6b841SLorenzo Bianconi return -ENOMEM; 224091a6b841SLorenzo Bianconi 2241290a6ce1SLorenzo Bianconi hw->dev = dev; 2242290a6ce1SLorenzo Bianconi hw->irq = irq; 224351a8b707SLorenzo Bianconi hw->regmap = regmap; 2244290a6ce1SLorenzo Bianconi 224581956a93SLorenzo Bianconi err = st_lsm6dsx_check_whoami(hw, hw_id, &name); 2246290a6ce1SLorenzo Bianconi if (err < 0) 2247290a6ce1SLorenzo Bianconi return err; 2248290a6ce1SLorenzo Bianconi 22496ffb55e5SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_EXT0; i++) { 2250510c0106SLorenzo Bianconi hw->iio_devs[i] = st_lsm6dsx_alloc_iiodev(hw, i, name); 2251290a6ce1SLorenzo Bianconi if (!hw->iio_devs[i]) 2252290a6ce1SLorenzo Bianconi return -ENOMEM; 2253290a6ce1SLorenzo Bianconi } 2254290a6ce1SLorenzo Bianconi 2255290a6ce1SLorenzo Bianconi err = st_lsm6dsx_init_device(hw); 2256290a6ce1SLorenzo Bianconi if (err < 0) 2257290a6ce1SLorenzo Bianconi return err; 2258290a6ce1SLorenzo Bianconi 2259c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 226035619155SLorenzo Bianconi if (hub_settings->master_en.addr && 226135619155SLorenzo Bianconi (!dev_fwnode(dev) || 226235619155SLorenzo Bianconi !device_property_read_bool(dev, "st,disable-sensor-hub"))) { 2263c91c1c84SLorenzo Bianconi err = st_lsm6dsx_shub_probe(hw, name); 2264c91c1c84SLorenzo Bianconi if (err < 0) 2265c91c1c84SLorenzo Bianconi return err; 2266c91c1c84SLorenzo Bianconi } 2267c91c1c84SLorenzo Bianconi 2268290a6ce1SLorenzo Bianconi if (hw->irq > 0) { 22696ee6a368SSean Nyekjaer err = st_lsm6dsx_irq_setup(hw); 22706ee6a368SSean Nyekjaer if (err < 0) 22716ee6a368SSean Nyekjaer return err; 22726ee6a368SSean Nyekjaer 2273290a6ce1SLorenzo Bianconi err = st_lsm6dsx_fifo_setup(hw); 2274290a6ce1SLorenzo Bianconi if (err < 0) 2275290a6ce1SLorenzo Bianconi return err; 2276290a6ce1SLorenzo Bianconi } 2277290a6ce1SLorenzo Bianconi 2278b892770aSAndy Shevchenko err = iio_read_mount_matrix(hw->dev, &hw->orientation); 227904e6fedbSMartin Kepplinger if (err) 228004e6fedbSMartin Kepplinger return err; 228104e6fedbSMartin Kepplinger 2282290a6ce1SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 22836ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 22846ffb55e5SLorenzo Bianconi continue; 22856ffb55e5SLorenzo Bianconi 2286290a6ce1SLorenzo Bianconi err = devm_iio_device_register(hw->dev, hw->iio_devs[i]); 2287290a6ce1SLorenzo Bianconi if (err) 2288290a6ce1SLorenzo Bianconi return err; 2289290a6ce1SLorenzo Bianconi } 2290290a6ce1SLorenzo Bianconi 229103d4c566SAndy Shevchenko if ((dev_fwnode(dev) && device_property_read_bool(dev, "wakeup-source")) || 2292b7a73b33SLorenzo Bianconi (pdata && pdata->wakeup_source)) 22934c997dfaSSean Nyekjaer device_init_wakeup(dev, true); 22944c997dfaSSean Nyekjaer 2295290a6ce1SLorenzo Bianconi return 0; 2296290a6ce1SLorenzo Bianconi } 22972b059449SJonathan Cameron EXPORT_SYMBOL_NS(st_lsm6dsx_probe, IIO_LSM6DSX); 2298290a6ce1SLorenzo Bianconi 2299acc416ffSJonathan Cameron static int st_lsm6dsx_suspend(struct device *dev) 2300d3f77058SLorenzo Bianconi { 2301d3f77058SLorenzo Bianconi struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); 2302d3f77058SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 2303d3f77058SLorenzo Bianconi int i, err = 0; 2304d3f77058SLorenzo Bianconi 2305d3f77058SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 23066ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 23076ffb55e5SLorenzo Bianconi continue; 23086ffb55e5SLorenzo Bianconi 2309d3f77058SLorenzo Bianconi sensor = iio_priv(hw->iio_devs[i]); 2310d3f77058SLorenzo Bianconi if (!(hw->enable_mask & BIT(sensor->id))) 2311d3f77058SLorenzo Bianconi continue; 2312d3f77058SLorenzo Bianconi 23134c997dfaSSean Nyekjaer if (device_may_wakeup(dev) && 23144c997dfaSSean Nyekjaer sensor->id == ST_LSM6DSX_ID_ACC && hw->enable_event) { 23154c997dfaSSean Nyekjaer /* Enable wake from IRQ */ 23164c997dfaSSean Nyekjaer enable_irq_wake(hw->irq); 23174c997dfaSSean Nyekjaer continue; 23184c997dfaSSean Nyekjaer } 23194c997dfaSSean Nyekjaer 2320*cd83c5c1SLorenzo Bianconi err = st_lsm6dsx_device_set_enable(sensor, false); 2321d3f77058SLorenzo Bianconi if (err < 0) 2322d3f77058SLorenzo Bianconi return err; 2323bce0d57dSLorenzo Bianconi 2324bce0d57dSLorenzo Bianconi hw->suspend_mask |= BIT(sensor->id); 2325d3f77058SLorenzo Bianconi } 2326d3f77058SLorenzo Bianconi 2327c2686eb2SLorenzo Bianconi if (hw->fifo_mask) 2328d3f77058SLorenzo Bianconi err = st_lsm6dsx_flush_fifo(hw); 2329d3f77058SLorenzo Bianconi 2330d3f77058SLorenzo Bianconi return err; 2331d3f77058SLorenzo Bianconi } 2332d3f77058SLorenzo Bianconi 2333acc416ffSJonathan Cameron static int st_lsm6dsx_resume(struct device *dev) 2334d3f77058SLorenzo Bianconi { 2335d3f77058SLorenzo Bianconi struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); 2336d3f77058SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 2337d3f77058SLorenzo Bianconi int i, err = 0; 2338d3f77058SLorenzo Bianconi 2339d3f77058SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 23406ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 23416ffb55e5SLorenzo Bianconi continue; 23426ffb55e5SLorenzo Bianconi 2343d3f77058SLorenzo Bianconi sensor = iio_priv(hw->iio_devs[i]); 23444c997dfaSSean Nyekjaer if (device_may_wakeup(dev) && 23454c997dfaSSean Nyekjaer sensor->id == ST_LSM6DSX_ID_ACC && hw->enable_event) 23464c997dfaSSean Nyekjaer disable_irq_wake(hw->irq); 23474c997dfaSSean Nyekjaer 2348bce0d57dSLorenzo Bianconi if (!(hw->suspend_mask & BIT(sensor->id))) 2349d3f77058SLorenzo Bianconi continue; 2350d3f77058SLorenzo Bianconi 2351*cd83c5c1SLorenzo Bianconi err = st_lsm6dsx_device_set_enable(sensor, true); 2352d3f77058SLorenzo Bianconi if (err < 0) 2353d3f77058SLorenzo Bianconi return err; 2354bce0d57dSLorenzo Bianconi 2355bce0d57dSLorenzo Bianconi hw->suspend_mask &= ~BIT(sensor->id); 2356d3f77058SLorenzo Bianconi } 2357d3f77058SLorenzo Bianconi 2358c2686eb2SLorenzo Bianconi if (hw->fifo_mask) 2359a1bab939SLorenzo Bianconi err = st_lsm6dsx_resume_fifo(hw); 2360d3f77058SLorenzo Bianconi 2361d3f77058SLorenzo Bianconi return err; 2362d3f77058SLorenzo Bianconi } 2363d3f77058SLorenzo Bianconi 23642b059449SJonathan Cameron EXPORT_NS_SIMPLE_DEV_PM_OPS(st_lsm6dsx_pm_ops, st_lsm6dsx_suspend, 23652b059449SJonathan Cameron st_lsm6dsx_resume, IIO_LSM6DSX); 2366d3f77058SLorenzo Bianconi 2367290a6ce1SLorenzo Bianconi MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi@st.com>"); 2368290a6ce1SLorenzo Bianconi MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); 2369290a6ce1SLorenzo Bianconi MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx driver"); 2370290a6ce1SLorenzo Bianconi MODULE_LICENSE("GPL v2"); 2371