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: 18290a6ce1SLorenzo Bianconi * - Accelerometer/Gyroscope supported ODR [Hz]: 13, 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: 24290a6ce1SLorenzo Bianconi * - Accelerometer/Gyroscope supported ODR [Hz]: 13, 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 * 29db947a79SLorenzo Bianconi * - LSM6DSO/LSM6DSOX/ASM330LHH/LSM6DSR/ISM330DHCX: 30801a6e0aSLorenzo Bianconi * - Accelerometer/Gyroscope supported ODR [Hz]: 13, 26, 52, 104, 208, 416 31801a6e0aSLorenzo Bianconi * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 32801a6e0aSLorenzo Bianconi * - Gyroscope supported full-scale [dps]: +-125/+-245/+-500/+-1000/+-2000 33801a6e0aSLorenzo Bianconi * - FIFO size: 3KB 34801a6e0aSLorenzo Bianconi * 3552f4b1f1SMartin Kepplinger * - LSM9DS1: 3652f4b1f1SMartin Kepplinger * - Accelerometer supported ODR [Hz]: 10, 50, 119, 238, 476, 952 3752f4b1f1SMartin Kepplinger * - Accelerometer supported full-scale [g]: +-2/+-4/+-8/+-16 3852f4b1f1SMartin Kepplinger * - Gyroscope supported ODR [Hz]: 15, 60, 119, 238, 476, 952 3952f4b1f1SMartin Kepplinger * - Gyroscope supported full-scale [dps]: +-245/+-500/+-2000 4052f4b1f1SMartin Kepplinger * - FIFO size: 32 4152f4b1f1SMartin Kepplinger * 42290a6ce1SLorenzo Bianconi * Copyright 2016 STMicroelectronics Inc. 43290a6ce1SLorenzo Bianconi * 44290a6ce1SLorenzo Bianconi * Lorenzo Bianconi <lorenzo.bianconi@st.com> 45290a6ce1SLorenzo Bianconi * Denis Ciocca <denis.ciocca@st.com> 46290a6ce1SLorenzo Bianconi */ 47290a6ce1SLorenzo Bianconi 48290a6ce1SLorenzo Bianconi #include <linux/kernel.h> 49290a6ce1SLorenzo Bianconi #include <linux/module.h> 50290a6ce1SLorenzo Bianconi #include <linux/delay.h> 511aabad1fSSean Nyekjaer #include <linux/iio/events.h> 52290a6ce1SLorenzo Bianconi #include <linux/iio/iio.h> 53290a6ce1SLorenzo Bianconi #include <linux/iio/sysfs.h> 546ee6a368SSean Nyekjaer #include <linux/interrupt.h> 556ee6a368SSean Nyekjaer #include <linux/irq.h> 56d3f77058SLorenzo Bianconi #include <linux/pm.h> 5751a8b707SLorenzo Bianconi #include <linux/regmap.h> 5851a8b707SLorenzo Bianconi #include <linux/bitfield.h> 59290a6ce1SLorenzo Bianconi 60dba32904SLorenzo Bianconi #include <linux/platform_data/st_sensors_pdata.h> 61dba32904SLorenzo Bianconi 62290a6ce1SLorenzo Bianconi #include "st_lsm6dsx.h" 63290a6ce1SLorenzo Bianconi 64290a6ce1SLorenzo Bianconi #define ST_LSM6DSX_REG_WHOAMI_ADDR 0x0f 65290a6ce1SLorenzo Bianconi 66f48bc49bSLorenzo Bianconi static const struct iio_chan_spec st_lsm6dsx_acc_channels[] = { 67b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x28, IIO_MOD_X, 0), 68b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x2a, IIO_MOD_Y, 1), 69b5969abfSSean Nyekjaer ST_LSM6DSX_CHANNEL_ACC(IIO_ACCEL, 0x2c, IIO_MOD_Z, 2), 70f48bc49bSLorenzo Bianconi IIO_CHAN_SOFT_TIMESTAMP(3), 71f48bc49bSLorenzo Bianconi }; 72f48bc49bSLorenzo Bianconi 73f48bc49bSLorenzo Bianconi static const struct iio_chan_spec st_lsm6dsx_gyro_channels[] = { 74f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x22, IIO_MOD_X, 0), 75f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x24, IIO_MOD_Y, 1), 76f48bc49bSLorenzo Bianconi ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x26, IIO_MOD_Z, 2), 77f48bc49bSLorenzo Bianconi IIO_CHAN_SOFT_TIMESTAMP(3), 78f48bc49bSLorenzo Bianconi }; 79f48bc49bSLorenzo Bianconi 8052f4b1f1SMartin Kepplinger static const struct iio_chan_spec st_lsm6ds0_gyro_channels[] = { 8152f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x18, IIO_MOD_X, 0), 8252f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x1a, IIO_MOD_Y, 1), 8352f4b1f1SMartin Kepplinger ST_LSM6DSX_CHANNEL(IIO_ANGL_VEL, 0x1c, IIO_MOD_Z, 2), 8452f4b1f1SMartin Kepplinger IIO_CHAN_SOFT_TIMESTAMP(3), 8552f4b1f1SMartin Kepplinger }; 8652f4b1f1SMartin Kepplinger 87290a6ce1SLorenzo Bianconi static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { 88290a6ce1SLorenzo Bianconi { 8952f4b1f1SMartin Kepplinger .wai = 0x68, 9066b662a1SLorenzo Bianconi .reset = { 9166b662a1SLorenzo Bianconi .addr = 0x22, 9266b662a1SLorenzo Bianconi .mask = BIT(0), 9366b662a1SLorenzo Bianconi }, 9466b662a1SLorenzo Bianconi .boot = { 9566b662a1SLorenzo Bianconi .addr = 0x22, 9666b662a1SLorenzo Bianconi .mask = BIT(7), 9766b662a1SLorenzo Bianconi }, 9866b662a1SLorenzo Bianconi .bdu = { 9966b662a1SLorenzo Bianconi .addr = 0x22, 10066b662a1SLorenzo Bianconi .mask = BIT(6), 10166b662a1SLorenzo Bianconi }, 10252f4b1f1SMartin Kepplinger .max_fifo_size = 32, 10352f4b1f1SMartin Kepplinger .id = { 10452f4b1f1SMartin Kepplinger { 10552f4b1f1SMartin Kepplinger .hw_id = ST_LSM9DS1_ID, 10652f4b1f1SMartin Kepplinger .name = ST_LSM9DS1_DEV_NAME, 10752f4b1f1SMartin Kepplinger }, 10852f4b1f1SMartin Kepplinger }, 10952f4b1f1SMartin Kepplinger .channels = { 11052f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 11152f4b1f1SMartin Kepplinger .chan = st_lsm6dsx_acc_channels, 11252f4b1f1SMartin Kepplinger .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 11352f4b1f1SMartin Kepplinger }, 11452f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 11552f4b1f1SMartin Kepplinger .chan = st_lsm6ds0_gyro_channels, 11652f4b1f1SMartin Kepplinger .len = ARRAY_SIZE(st_lsm6ds0_gyro_channels), 11752f4b1f1SMartin Kepplinger }, 11852f4b1f1SMartin Kepplinger }, 11952f4b1f1SMartin Kepplinger .odr_table = { 12052f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 12152f4b1f1SMartin Kepplinger .reg = { 12252f4b1f1SMartin Kepplinger .addr = 0x20, 12352f4b1f1SMartin Kepplinger .mask = GENMASK(7, 5), 12452f4b1f1SMartin Kepplinger }, 12552f4b1f1SMartin Kepplinger .odr_avl[0] = { 10, 0x01 }, 12652f4b1f1SMartin Kepplinger .odr_avl[1] = { 50, 0x02 }, 12752f4b1f1SMartin Kepplinger .odr_avl[2] = { 119, 0x03 }, 12852f4b1f1SMartin Kepplinger .odr_avl[3] = { 238, 0x04 }, 12952f4b1f1SMartin Kepplinger .odr_avl[4] = { 476, 0x05 }, 13052f4b1f1SMartin Kepplinger .odr_avl[5] = { 952, 0x06 }, 13152f4b1f1SMartin Kepplinger }, 13252f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 13352f4b1f1SMartin Kepplinger .reg = { 13452f4b1f1SMartin Kepplinger .addr = 0x10, 13552f4b1f1SMartin Kepplinger .mask = GENMASK(7, 5), 13652f4b1f1SMartin Kepplinger }, 13752f4b1f1SMartin Kepplinger .odr_avl[0] = { 15, 0x01 }, 13852f4b1f1SMartin Kepplinger .odr_avl[1] = { 60, 0x02 }, 13952f4b1f1SMartin Kepplinger .odr_avl[2] = { 119, 0x03 }, 14052f4b1f1SMartin Kepplinger .odr_avl[3] = { 238, 0x04 }, 14152f4b1f1SMartin Kepplinger .odr_avl[4] = { 476, 0x05 }, 14252f4b1f1SMartin Kepplinger .odr_avl[5] = { 952, 0x06 }, 14352f4b1f1SMartin Kepplinger }, 14452f4b1f1SMartin Kepplinger }, 14552f4b1f1SMartin Kepplinger .fs_table = { 14652f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_ACC] = { 14752f4b1f1SMartin Kepplinger .reg = { 14852f4b1f1SMartin Kepplinger .addr = 0x20, 14952f4b1f1SMartin Kepplinger .mask = GENMASK(4, 3), 15052f4b1f1SMartin Kepplinger }, 1516fa02948SLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 1526fa02948SLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 1536fa02948SLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 1546fa02948SLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(732), 0x1 }, 15585ae3aeeSLorenzo Bianconi .fs_len = 4, 15652f4b1f1SMartin Kepplinger }, 15752f4b1f1SMartin Kepplinger [ST_LSM6DSX_ID_GYRO] = { 15852f4b1f1SMartin Kepplinger .reg = { 15952f4b1f1SMartin Kepplinger .addr = 0x10, 16052f4b1f1SMartin Kepplinger .mask = GENMASK(4, 3), 16152f4b1f1SMartin Kepplinger }, 16252f4b1f1SMartin Kepplinger .fs_avl[0] = { IIO_DEGREE_TO_RAD(245), 0x0 }, 16352f4b1f1SMartin Kepplinger .fs_avl[1] = { IIO_DEGREE_TO_RAD(500), 0x1 }, 1640f7e1728SLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(2000), 0x3 }, 16585ae3aeeSLorenzo Bianconi .fs_len = 3, 16652f4b1f1SMartin Kepplinger }, 16752f4b1f1SMartin Kepplinger }, 1687e906103SLorenzo Bianconi .irq_config = { 1697e906103SLorenzo Bianconi .irq1 = { 1707e906103SLorenzo Bianconi .addr = 0x0c, 1717e906103SLorenzo Bianconi .mask = BIT(3), 1727e906103SLorenzo Bianconi }, 1737e906103SLorenzo Bianconi .irq2 = { 1747e906103SLorenzo Bianconi .addr = 0x0d, 1757e906103SLorenzo Bianconi .mask = BIT(3), 1767e906103SLorenzo Bianconi }, 17731fe8d4eSLorenzo Bianconi .hla = { 17831fe8d4eSLorenzo Bianconi .addr = 0x22, 17931fe8d4eSLorenzo Bianconi .mask = BIT(5), 18031fe8d4eSLorenzo Bianconi }, 18131fe8d4eSLorenzo Bianconi .od = { 18231fe8d4eSLorenzo Bianconi .addr = 0x22, 18331fe8d4eSLorenzo Bianconi .mask = BIT(4), 18431fe8d4eSLorenzo Bianconi }, 1857e906103SLorenzo Bianconi }, 18652f4b1f1SMartin Kepplinger }, 18752f4b1f1SMartin Kepplinger { 188d068e4a0SLorenzo Bianconi .wai = 0x69, 18966b662a1SLorenzo Bianconi .reset = { 19066b662a1SLorenzo Bianconi .addr = 0x12, 19166b662a1SLorenzo Bianconi .mask = BIT(0), 19266b662a1SLorenzo Bianconi }, 19366b662a1SLorenzo Bianconi .boot = { 19466b662a1SLorenzo Bianconi .addr = 0x12, 19566b662a1SLorenzo Bianconi .mask = BIT(7), 19666b662a1SLorenzo Bianconi }, 19766b662a1SLorenzo Bianconi .bdu = { 19866b662a1SLorenzo Bianconi .addr = 0x12, 19966b662a1SLorenzo Bianconi .mask = BIT(6), 20066b662a1SLorenzo Bianconi }, 2018f2a88a2SLorenzo Bianconi .max_fifo_size = 1365, 202d068e4a0SLorenzo Bianconi .id = { 20381956a93SLorenzo Bianconi { 20481956a93SLorenzo Bianconi .hw_id = ST_LSM6DS3_ID, 20581956a93SLorenzo Bianconi .name = ST_LSM6DS3_DEV_NAME, 20681956a93SLorenzo Bianconi }, 207d068e4a0SLorenzo Bianconi }, 208f48bc49bSLorenzo Bianconi .channels = { 209f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 210f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 211f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 212f48bc49bSLorenzo Bianconi }, 213f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 214f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 215f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 216f48bc49bSLorenzo Bianconi }, 217f48bc49bSLorenzo Bianconi }, 21840dd7343SLorenzo Bianconi .odr_table = { 21940dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 22040dd7343SLorenzo Bianconi .reg = { 22140dd7343SLorenzo Bianconi .addr = 0x10, 22240dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 22340dd7343SLorenzo Bianconi }, 22440dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 22540dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 22640dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 22740dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 22840dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 22940dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 23040dd7343SLorenzo Bianconi }, 23140dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 23240dd7343SLorenzo Bianconi .reg = { 23340dd7343SLorenzo Bianconi .addr = 0x11, 23440dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 23540dd7343SLorenzo Bianconi }, 23640dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 23740dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 23840dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 23940dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 24040dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 24140dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 24240dd7343SLorenzo Bianconi }, 24340dd7343SLorenzo Bianconi }, 244640aca3fSLorenzo Bianconi .fs_table = { 245640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 246640aca3fSLorenzo Bianconi .reg = { 247640aca3fSLorenzo Bianconi .addr = 0x10, 248640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 249640aca3fSLorenzo Bianconi }, 250640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 251640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 252640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 253640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 25485ae3aeeSLorenzo Bianconi .fs_len = 4, 255640aca3fSLorenzo Bianconi }, 256640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 257640aca3fSLorenzo Bianconi .reg = { 258640aca3fSLorenzo Bianconi .addr = 0x11, 259640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 260640aca3fSLorenzo Bianconi }, 261640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 262640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 263640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 264640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 26585ae3aeeSLorenzo Bianconi .fs_len = 4, 266640aca3fSLorenzo Bianconi }, 267640aca3fSLorenzo Bianconi }, 2687e906103SLorenzo Bianconi .irq_config = { 2697e906103SLorenzo Bianconi .irq1 = { 2707e906103SLorenzo Bianconi .addr = 0x0d, 2717e906103SLorenzo Bianconi .mask = BIT(3), 2727e906103SLorenzo Bianconi }, 2737e906103SLorenzo Bianconi .irq2 = { 2747e906103SLorenzo Bianconi .addr = 0x0e, 2757e906103SLorenzo Bianconi .mask = BIT(3), 2767e906103SLorenzo Bianconi }, 2777e906103SLorenzo Bianconi .lir = { 2787e906103SLorenzo Bianconi .addr = 0x58, 2797e906103SLorenzo Bianconi .mask = BIT(0), 2807e906103SLorenzo Bianconi }, 2817e906103SLorenzo Bianconi .irq1_func = { 2827e906103SLorenzo Bianconi .addr = 0x5e, 2837e906103SLorenzo Bianconi .mask = BIT(5), 2847e906103SLorenzo Bianconi }, 2857e906103SLorenzo Bianconi .irq2_func = { 2867e906103SLorenzo Bianconi .addr = 0x5f, 2877e906103SLorenzo Bianconi .mask = BIT(5), 2887e906103SLorenzo Bianconi }, 28931fe8d4eSLorenzo Bianconi .hla = { 29031fe8d4eSLorenzo Bianconi .addr = 0x12, 29131fe8d4eSLorenzo Bianconi .mask = BIT(5), 29231fe8d4eSLorenzo Bianconi }, 29331fe8d4eSLorenzo Bianconi .od = { 29431fe8d4eSLorenzo Bianconi .addr = 0x12, 29531fe8d4eSLorenzo Bianconi .mask = BIT(4), 29631fe8d4eSLorenzo Bianconi }, 2977e906103SLorenzo Bianconi }, 2987ca3ac9eSLorenzo Bianconi .decimator = { 2997ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 3007ca3ac9eSLorenzo Bianconi .addr = 0x08, 3017ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 3027ca3ac9eSLorenzo Bianconi }, 3037ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 3047ca3ac9eSLorenzo Bianconi .addr = 0x08, 3057ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 3067ca3ac9eSLorenzo Bianconi }, 3077ca3ac9eSLorenzo Bianconi }, 30892617c15SLorenzo Bianconi .fifo_ops = { 3093b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 31050ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 31192617c15SLorenzo Bianconi .fifo_th = { 31292617c15SLorenzo Bianconi .addr = 0x06, 31392617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 31492617c15SLorenzo Bianconi }, 31592617c15SLorenzo Bianconi .fifo_diff = { 31692617c15SLorenzo Bianconi .addr = 0x3a, 31792617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 31892617c15SLorenzo Bianconi }, 31992617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 32092617c15SLorenzo Bianconi }, 32121345107SLorenzo Bianconi .ts_settings = { 32221345107SLorenzo Bianconi .timer_en = { 32321345107SLorenzo Bianconi .addr = 0x58, 32421345107SLorenzo Bianconi .mask = BIT(7), 32521345107SLorenzo Bianconi }, 32621345107SLorenzo Bianconi .hr_timer = { 32721345107SLorenzo Bianconi .addr = 0x5c, 32821345107SLorenzo Bianconi .mask = BIT(4), 32921345107SLorenzo Bianconi }, 33021345107SLorenzo Bianconi .fifo_en = { 33121345107SLorenzo Bianconi .addr = 0x07, 33221345107SLorenzo Bianconi .mask = BIT(7), 33321345107SLorenzo Bianconi }, 33421345107SLorenzo Bianconi .decimator = { 33521345107SLorenzo Bianconi .addr = 0x09, 33621345107SLorenzo Bianconi .mask = GENMASK(5, 3), 33721345107SLorenzo Bianconi }, 33821345107SLorenzo Bianconi }, 339b5969abfSSean Nyekjaer .event_settings = { 340b5969abfSSean Nyekjaer .wakeup_reg = { 341b5969abfSSean Nyekjaer .addr = 0x5B, 342b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 343b5969abfSSean Nyekjaer }, 3441aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 3451aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 3461aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 3471aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 3481aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 349b5969abfSSean Nyekjaer }, 350290a6ce1SLorenzo Bianconi }, 351290a6ce1SLorenzo Bianconi { 352df47710aSLorenzo Bianconi .wai = 0x69, 35366b662a1SLorenzo Bianconi .reset = { 35466b662a1SLorenzo Bianconi .addr = 0x12, 35566b662a1SLorenzo Bianconi .mask = BIT(0), 35666b662a1SLorenzo Bianconi }, 35766b662a1SLorenzo Bianconi .boot = { 35866b662a1SLorenzo Bianconi .addr = 0x12, 35966b662a1SLorenzo Bianconi .mask = BIT(7), 36066b662a1SLorenzo Bianconi }, 36166b662a1SLorenzo Bianconi .bdu = { 36266b662a1SLorenzo Bianconi .addr = 0x12, 36366b662a1SLorenzo Bianconi .mask = BIT(6), 36466b662a1SLorenzo Bianconi }, 3658f2a88a2SLorenzo Bianconi .max_fifo_size = 682, 366df47710aSLorenzo Bianconi .id = { 36781956a93SLorenzo Bianconi { 36881956a93SLorenzo Bianconi .hw_id = ST_LSM6DS3H_ID, 36981956a93SLorenzo Bianconi .name = ST_LSM6DS3H_DEV_NAME, 37081956a93SLorenzo Bianconi }, 371df47710aSLorenzo Bianconi }, 372f48bc49bSLorenzo Bianconi .channels = { 373f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 374f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 375f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 376f48bc49bSLorenzo Bianconi }, 377f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 378f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 379f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 380f48bc49bSLorenzo Bianconi }, 381f48bc49bSLorenzo Bianconi }, 38240dd7343SLorenzo Bianconi .odr_table = { 38340dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 38440dd7343SLorenzo Bianconi .reg = { 38540dd7343SLorenzo Bianconi .addr = 0x10, 38640dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 38740dd7343SLorenzo Bianconi }, 38840dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 38940dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 39040dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 39140dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 39240dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 39340dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 39440dd7343SLorenzo Bianconi }, 39540dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 39640dd7343SLorenzo Bianconi .reg = { 39740dd7343SLorenzo Bianconi .addr = 0x11, 39840dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 39940dd7343SLorenzo Bianconi }, 40040dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 40140dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 40240dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 40340dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 40440dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 40540dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 40640dd7343SLorenzo Bianconi }, 40740dd7343SLorenzo Bianconi }, 408640aca3fSLorenzo Bianconi .fs_table = { 409640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 410640aca3fSLorenzo Bianconi .reg = { 411640aca3fSLorenzo Bianconi .addr = 0x10, 412640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 413640aca3fSLorenzo Bianconi }, 414640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 415640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 416640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 417640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 41885ae3aeeSLorenzo Bianconi .fs_len = 4, 419640aca3fSLorenzo Bianconi }, 420640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 421640aca3fSLorenzo Bianconi .reg = { 422640aca3fSLorenzo Bianconi .addr = 0x11, 423640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 424640aca3fSLorenzo Bianconi }, 425640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 426640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 427640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 428640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 42985ae3aeeSLorenzo Bianconi .fs_len = 4, 430640aca3fSLorenzo Bianconi }, 431640aca3fSLorenzo Bianconi }, 4327e906103SLorenzo Bianconi .irq_config = { 4337e906103SLorenzo Bianconi .irq1 = { 4347e906103SLorenzo Bianconi .addr = 0x0d, 4357e906103SLorenzo Bianconi .mask = BIT(3), 4367e906103SLorenzo Bianconi }, 4377e906103SLorenzo Bianconi .irq2 = { 4387e906103SLorenzo Bianconi .addr = 0x0e, 4397e906103SLorenzo Bianconi .mask = BIT(3), 4407e906103SLorenzo Bianconi }, 4417e906103SLorenzo Bianconi .lir = { 4427e906103SLorenzo Bianconi .addr = 0x58, 4437e906103SLorenzo Bianconi .mask = BIT(0), 4447e906103SLorenzo Bianconi }, 4457e906103SLorenzo Bianconi .irq1_func = { 4467e906103SLorenzo Bianconi .addr = 0x5e, 4477e906103SLorenzo Bianconi .mask = BIT(5), 4487e906103SLorenzo Bianconi }, 4497e906103SLorenzo Bianconi .irq2_func = { 4507e906103SLorenzo Bianconi .addr = 0x5f, 4517e906103SLorenzo Bianconi .mask = BIT(5), 4527e906103SLorenzo Bianconi }, 45331fe8d4eSLorenzo Bianconi .hla = { 45431fe8d4eSLorenzo Bianconi .addr = 0x12, 45531fe8d4eSLorenzo Bianconi .mask = BIT(5), 45631fe8d4eSLorenzo Bianconi }, 45731fe8d4eSLorenzo Bianconi .od = { 45831fe8d4eSLorenzo Bianconi .addr = 0x12, 45931fe8d4eSLorenzo Bianconi .mask = BIT(4), 46031fe8d4eSLorenzo Bianconi }, 4617e906103SLorenzo Bianconi }, 4627ca3ac9eSLorenzo Bianconi .decimator = { 4637ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 4647ca3ac9eSLorenzo Bianconi .addr = 0x08, 4657ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 4667ca3ac9eSLorenzo Bianconi }, 4677ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 4687ca3ac9eSLorenzo Bianconi .addr = 0x08, 4697ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 4707ca3ac9eSLorenzo Bianconi }, 4717ca3ac9eSLorenzo Bianconi }, 47292617c15SLorenzo Bianconi .fifo_ops = { 4733b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 47450ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 47592617c15SLorenzo Bianconi .fifo_th = { 47692617c15SLorenzo Bianconi .addr = 0x06, 47792617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 47892617c15SLorenzo Bianconi }, 47992617c15SLorenzo Bianconi .fifo_diff = { 48092617c15SLorenzo Bianconi .addr = 0x3a, 48192617c15SLorenzo Bianconi .mask = GENMASK(11, 0), 48292617c15SLorenzo Bianconi }, 48392617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 48492617c15SLorenzo Bianconi }, 48521345107SLorenzo Bianconi .ts_settings = { 48621345107SLorenzo Bianconi .timer_en = { 48721345107SLorenzo Bianconi .addr = 0x58, 48821345107SLorenzo Bianconi .mask = BIT(7), 48921345107SLorenzo Bianconi }, 49021345107SLorenzo Bianconi .hr_timer = { 49121345107SLorenzo Bianconi .addr = 0x5c, 49221345107SLorenzo Bianconi .mask = BIT(4), 49321345107SLorenzo Bianconi }, 49421345107SLorenzo Bianconi .fifo_en = { 49521345107SLorenzo Bianconi .addr = 0x07, 49621345107SLorenzo Bianconi .mask = BIT(7), 49721345107SLorenzo Bianconi }, 49821345107SLorenzo Bianconi .decimator = { 49921345107SLorenzo Bianconi .addr = 0x09, 50021345107SLorenzo Bianconi .mask = GENMASK(5, 3), 50121345107SLorenzo Bianconi }, 50221345107SLorenzo Bianconi }, 503b5969abfSSean Nyekjaer .event_settings = { 504b5969abfSSean Nyekjaer .wakeup_reg = { 505b5969abfSSean Nyekjaer .addr = 0x5B, 506b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 507b5969abfSSean Nyekjaer }, 5081aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 5091aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 5101aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 5111aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 5121aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 513b5969abfSSean Nyekjaer }, 514df47710aSLorenzo Bianconi }, 515df47710aSLorenzo Bianconi { 516d068e4a0SLorenzo Bianconi .wai = 0x6a, 51766b662a1SLorenzo Bianconi .reset = { 51866b662a1SLorenzo Bianconi .addr = 0x12, 51966b662a1SLorenzo Bianconi .mask = BIT(0), 52066b662a1SLorenzo Bianconi }, 52166b662a1SLorenzo Bianconi .boot = { 52266b662a1SLorenzo Bianconi .addr = 0x12, 52366b662a1SLorenzo Bianconi .mask = BIT(7), 52466b662a1SLorenzo Bianconi }, 52566b662a1SLorenzo Bianconi .bdu = { 52666b662a1SLorenzo Bianconi .addr = 0x12, 52766b662a1SLorenzo Bianconi .mask = BIT(6), 52866b662a1SLorenzo Bianconi }, 5298f2a88a2SLorenzo Bianconi .max_fifo_size = 682, 530d068e4a0SLorenzo Bianconi .id = { 53181956a93SLorenzo Bianconi { 53281956a93SLorenzo Bianconi .hw_id = ST_LSM6DSL_ID, 53381956a93SLorenzo Bianconi .name = ST_LSM6DSL_DEV_NAME, 53481956a93SLorenzo Bianconi }, { 53581956a93SLorenzo Bianconi .hw_id = ST_LSM6DSM_ID, 53681956a93SLorenzo Bianconi .name = ST_LSM6DSM_DEV_NAME, 53781956a93SLorenzo Bianconi }, { 53881956a93SLorenzo Bianconi .hw_id = ST_ISM330DLC_ID, 53981956a93SLorenzo Bianconi .name = ST_ISM330DLC_DEV_NAME, 540dbcd2088SLorenzo Bianconi }, { 541dbcd2088SLorenzo Bianconi .hw_id = ST_LSM6DS3TRC_ID, 542dbcd2088SLorenzo Bianconi .name = ST_LSM6DS3TRC_DEV_NAME, 54381956a93SLorenzo Bianconi }, 544d068e4a0SLorenzo Bianconi }, 545f48bc49bSLorenzo Bianconi .channels = { 546f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 547f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 548f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 549f48bc49bSLorenzo Bianconi }, 550f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 551f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 552f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 553f48bc49bSLorenzo Bianconi }, 554f48bc49bSLorenzo Bianconi }, 55540dd7343SLorenzo Bianconi .odr_table = { 55640dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 55740dd7343SLorenzo Bianconi .reg = { 55840dd7343SLorenzo Bianconi .addr = 0x10, 55940dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 56040dd7343SLorenzo Bianconi }, 56140dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 56240dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 56340dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 56440dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 56540dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 56640dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 56740dd7343SLorenzo Bianconi }, 56840dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 56940dd7343SLorenzo Bianconi .reg = { 57040dd7343SLorenzo Bianconi .addr = 0x11, 57140dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 57240dd7343SLorenzo Bianconi }, 57340dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 57440dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 57540dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 57640dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 57740dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 57840dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 57940dd7343SLorenzo Bianconi }, 58040dd7343SLorenzo Bianconi }, 581640aca3fSLorenzo Bianconi .fs_table = { 582640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 583640aca3fSLorenzo Bianconi .reg = { 584640aca3fSLorenzo Bianconi .addr = 0x10, 585640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 586640aca3fSLorenzo Bianconi }, 587640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 588640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 589640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 590640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 59185ae3aeeSLorenzo Bianconi .fs_len = 4, 592640aca3fSLorenzo Bianconi }, 593640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 594640aca3fSLorenzo Bianconi .reg = { 595640aca3fSLorenzo Bianconi .addr = 0x11, 596640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 597640aca3fSLorenzo Bianconi }, 598640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 599640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 600640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 601640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 60285ae3aeeSLorenzo Bianconi .fs_len = 4, 603640aca3fSLorenzo Bianconi }, 604640aca3fSLorenzo Bianconi }, 6057e906103SLorenzo Bianconi .irq_config = { 6067e906103SLorenzo Bianconi .irq1 = { 6077e906103SLorenzo Bianconi .addr = 0x0d, 6087e906103SLorenzo Bianconi .mask = BIT(3), 6097e906103SLorenzo Bianconi }, 6107e906103SLorenzo Bianconi .irq2 = { 6117e906103SLorenzo Bianconi .addr = 0x0e, 6127e906103SLorenzo Bianconi .mask = BIT(3), 6137e906103SLorenzo Bianconi }, 6147e906103SLorenzo Bianconi .lir = { 6157e906103SLorenzo Bianconi .addr = 0x58, 6167e906103SLorenzo Bianconi .mask = BIT(0), 6177e906103SLorenzo Bianconi }, 6187e906103SLorenzo Bianconi .irq1_func = { 6197e906103SLorenzo Bianconi .addr = 0x5e, 6207e906103SLorenzo Bianconi .mask = BIT(5), 6217e906103SLorenzo Bianconi }, 6227e906103SLorenzo Bianconi .irq2_func = { 6237e906103SLorenzo Bianconi .addr = 0x5f, 6247e906103SLorenzo Bianconi .mask = BIT(5), 6257e906103SLorenzo Bianconi }, 62631fe8d4eSLorenzo Bianconi .hla = { 62731fe8d4eSLorenzo Bianconi .addr = 0x12, 62831fe8d4eSLorenzo Bianconi .mask = BIT(5), 62931fe8d4eSLorenzo Bianconi }, 63031fe8d4eSLorenzo Bianconi .od = { 63131fe8d4eSLorenzo Bianconi .addr = 0x12, 63231fe8d4eSLorenzo Bianconi .mask = BIT(4), 63331fe8d4eSLorenzo Bianconi }, 6347e906103SLorenzo Bianconi }, 6357ca3ac9eSLorenzo Bianconi .decimator = { 6367ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 6377ca3ac9eSLorenzo Bianconi .addr = 0x08, 6387ca3ac9eSLorenzo Bianconi .mask = GENMASK(2, 0), 6397ca3ac9eSLorenzo Bianconi }, 6407ca3ac9eSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 6417ca3ac9eSLorenzo Bianconi .addr = 0x08, 6427ca3ac9eSLorenzo Bianconi .mask = GENMASK(5, 3), 6437ca3ac9eSLorenzo Bianconi }, 6447ca3ac9eSLorenzo Bianconi }, 64592617c15SLorenzo Bianconi .fifo_ops = { 6463b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 64750ff457dSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_fifo, 64892617c15SLorenzo Bianconi .fifo_th = { 64992617c15SLorenzo Bianconi .addr = 0x06, 650be75eb86SLorenzo Bianconi .mask = GENMASK(10, 0), 65192617c15SLorenzo Bianconi }, 65292617c15SLorenzo Bianconi .fifo_diff = { 65392617c15SLorenzo Bianconi .addr = 0x3a, 654be75eb86SLorenzo Bianconi .mask = GENMASK(10, 0), 65592617c15SLorenzo Bianconi }, 65692617c15SLorenzo Bianconi .th_wl = 3, /* 1LSB = 2B */ 65792617c15SLorenzo Bianconi }, 65821345107SLorenzo Bianconi .ts_settings = { 65921345107SLorenzo Bianconi .timer_en = { 66021345107SLorenzo Bianconi .addr = 0x19, 66121345107SLorenzo Bianconi .mask = BIT(5), 66221345107SLorenzo Bianconi }, 66321345107SLorenzo Bianconi .hr_timer = { 66421345107SLorenzo Bianconi .addr = 0x5c, 66521345107SLorenzo Bianconi .mask = BIT(4), 66621345107SLorenzo Bianconi }, 66721345107SLorenzo Bianconi .fifo_en = { 66821345107SLorenzo Bianconi .addr = 0x07, 66921345107SLorenzo Bianconi .mask = BIT(7), 67021345107SLorenzo Bianconi }, 67121345107SLorenzo Bianconi .decimator = { 67221345107SLorenzo Bianconi .addr = 0x09, 67321345107SLorenzo Bianconi .mask = GENMASK(5, 3), 67421345107SLorenzo Bianconi }, 67521345107SLorenzo Bianconi }, 676b5969abfSSean Nyekjaer .event_settings = { 677b5969abfSSean Nyekjaer .enable_reg = { 678b5969abfSSean Nyekjaer .addr = 0x58, 679b5969abfSSean Nyekjaer .mask = BIT(7), 680b5969abfSSean Nyekjaer }, 681b5969abfSSean Nyekjaer .wakeup_reg = { 682b5969abfSSean Nyekjaer .addr = 0x5B, 683b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 684b5969abfSSean Nyekjaer }, 6851aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 6861aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 6871aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 6881aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 6891aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 690b5969abfSSean Nyekjaer }, 691290a6ce1SLorenzo Bianconi }, 692801a6e0aSLorenzo Bianconi { 693801a6e0aSLorenzo Bianconi .wai = 0x6c, 69466b662a1SLorenzo Bianconi .reset = { 69566b662a1SLorenzo Bianconi .addr = 0x12, 69666b662a1SLorenzo Bianconi .mask = BIT(0), 69766b662a1SLorenzo Bianconi }, 69866b662a1SLorenzo Bianconi .boot = { 69966b662a1SLorenzo Bianconi .addr = 0x12, 70066b662a1SLorenzo Bianconi .mask = BIT(7), 70166b662a1SLorenzo Bianconi }, 70266b662a1SLorenzo Bianconi .bdu = { 70366b662a1SLorenzo Bianconi .addr = 0x12, 70466b662a1SLorenzo Bianconi .mask = BIT(6), 70566b662a1SLorenzo Bianconi }, 706801a6e0aSLorenzo Bianconi .max_fifo_size = 512, 707801a6e0aSLorenzo Bianconi .id = { 70881956a93SLorenzo Bianconi { 70981956a93SLorenzo Bianconi .hw_id = ST_LSM6DSO_ID, 71081956a93SLorenzo Bianconi .name = ST_LSM6DSO_DEV_NAME, 71181956a93SLorenzo Bianconi }, { 71281956a93SLorenzo Bianconi .hw_id = ST_LSM6DSOX_ID, 71381956a93SLorenzo Bianconi .name = ST_LSM6DSOX_DEV_NAME, 71481956a93SLorenzo Bianconi }, 715801a6e0aSLorenzo Bianconi }, 716f48bc49bSLorenzo Bianconi .channels = { 717f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 718f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 719f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 720f48bc49bSLorenzo Bianconi }, 721f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 722f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 723f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 724f48bc49bSLorenzo Bianconi }, 725f48bc49bSLorenzo Bianconi }, 726960506edSLorenzo Bianconi .drdy_mask = { 727960506edSLorenzo Bianconi .addr = 0x13, 728960506edSLorenzo Bianconi .mask = BIT(3), 729960506edSLorenzo Bianconi }, 73040dd7343SLorenzo Bianconi .odr_table = { 73140dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 73240dd7343SLorenzo Bianconi .reg = { 73340dd7343SLorenzo Bianconi .addr = 0x10, 73440dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 73540dd7343SLorenzo Bianconi }, 73640dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 73740dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 73840dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 73940dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 74040dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 74140dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 74240dd7343SLorenzo Bianconi }, 74340dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 74440dd7343SLorenzo Bianconi .reg = { 74540dd7343SLorenzo Bianconi .addr = 0x11, 74640dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 74740dd7343SLorenzo Bianconi }, 74840dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 74940dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 75040dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 75140dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 75240dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 75340dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 75440dd7343SLorenzo Bianconi }, 75540dd7343SLorenzo Bianconi }, 756640aca3fSLorenzo Bianconi .fs_table = { 757640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 758640aca3fSLorenzo Bianconi .reg = { 759640aca3fSLorenzo Bianconi .addr = 0x10, 760640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 761640aca3fSLorenzo Bianconi }, 762640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 763640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 764640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 765640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 76685ae3aeeSLorenzo Bianconi .fs_len = 4, 767640aca3fSLorenzo Bianconi }, 768640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 769640aca3fSLorenzo Bianconi .reg = { 770640aca3fSLorenzo Bianconi .addr = 0x11, 771640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 772640aca3fSLorenzo Bianconi }, 773640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 774640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 775640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 776640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 77785ae3aeeSLorenzo Bianconi .fs_len = 4, 778640aca3fSLorenzo Bianconi }, 779640aca3fSLorenzo Bianconi }, 7807e906103SLorenzo Bianconi .irq_config = { 7817e906103SLorenzo Bianconi .irq1 = { 7827e906103SLorenzo Bianconi .addr = 0x0d, 7837e906103SLorenzo Bianconi .mask = BIT(3), 7847e906103SLorenzo Bianconi }, 7857e906103SLorenzo Bianconi .irq2 = { 7867e906103SLorenzo Bianconi .addr = 0x0e, 7877e906103SLorenzo Bianconi .mask = BIT(3), 7887e906103SLorenzo Bianconi }, 7897e906103SLorenzo Bianconi .lir = { 7907e906103SLorenzo Bianconi .addr = 0x56, 7917e906103SLorenzo Bianconi .mask = BIT(0), 7927e906103SLorenzo Bianconi }, 7937e906103SLorenzo Bianconi .clear_on_read = { 7947e906103SLorenzo Bianconi .addr = 0x56, 7957e906103SLorenzo Bianconi .mask = BIT(6), 7967e906103SLorenzo Bianconi }, 7973ea39d61SLorenzo Bianconi .irq1_func = { 7983ea39d61SLorenzo Bianconi .addr = 0x5e, 7993ea39d61SLorenzo Bianconi .mask = BIT(5), 8003ea39d61SLorenzo Bianconi }, 8013ea39d61SLorenzo Bianconi .irq2_func = { 8023ea39d61SLorenzo Bianconi .addr = 0x5f, 8033ea39d61SLorenzo Bianconi .mask = BIT(5), 8043ea39d61SLorenzo Bianconi }, 80531fe8d4eSLorenzo Bianconi .hla = { 80631fe8d4eSLorenzo Bianconi .addr = 0x12, 80731fe8d4eSLorenzo Bianconi .mask = BIT(5), 80831fe8d4eSLorenzo Bianconi }, 80931fe8d4eSLorenzo Bianconi .od = { 81031fe8d4eSLorenzo Bianconi .addr = 0x12, 81131fe8d4eSLorenzo Bianconi .mask = BIT(4), 81231fe8d4eSLorenzo Bianconi }, 8137e906103SLorenzo Bianconi }, 814801a6e0aSLorenzo Bianconi .batch = { 815801a6e0aSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 816801a6e0aSLorenzo Bianconi .addr = 0x09, 817801a6e0aSLorenzo Bianconi .mask = GENMASK(3, 0), 818801a6e0aSLorenzo Bianconi }, 819801a6e0aSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 820801a6e0aSLorenzo Bianconi .addr = 0x09, 821801a6e0aSLorenzo Bianconi .mask = GENMASK(7, 4), 822801a6e0aSLorenzo Bianconi }, 823801a6e0aSLorenzo Bianconi }, 824801a6e0aSLorenzo Bianconi .fifo_ops = { 8253b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 826801a6e0aSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_tagged_fifo, 827801a6e0aSLorenzo Bianconi .fifo_th = { 828801a6e0aSLorenzo Bianconi .addr = 0x07, 829801a6e0aSLorenzo Bianconi .mask = GENMASK(8, 0), 830801a6e0aSLorenzo Bianconi }, 831801a6e0aSLorenzo Bianconi .fifo_diff = { 832801a6e0aSLorenzo Bianconi .addr = 0x3a, 83370575abeSmario tesi .mask = GENMASK(9, 0), 834801a6e0aSLorenzo Bianconi }, 835801a6e0aSLorenzo Bianconi .th_wl = 1, 836801a6e0aSLorenzo Bianconi }, 837801a6e0aSLorenzo Bianconi .ts_settings = { 838801a6e0aSLorenzo Bianconi .timer_en = { 839801a6e0aSLorenzo Bianconi .addr = 0x19, 840801a6e0aSLorenzo Bianconi .mask = BIT(5), 841801a6e0aSLorenzo Bianconi }, 842801a6e0aSLorenzo Bianconi .decimator = { 843801a6e0aSLorenzo Bianconi .addr = 0x0a, 844801a6e0aSLorenzo Bianconi .mask = GENMASK(7, 6), 845801a6e0aSLorenzo Bianconi }, 846801a6e0aSLorenzo Bianconi }, 847c91c1c84SLorenzo Bianconi .shub_settings = { 848c91c1c84SLorenzo Bianconi .page_mux = { 849c91c1c84SLorenzo Bianconi .addr = 0x01, 850c91c1c84SLorenzo Bianconi .mask = BIT(6), 851c91c1c84SLorenzo Bianconi }, 852c91c1c84SLorenzo Bianconi .master_en = { 853c91c1c84SLorenzo Bianconi .addr = 0x14, 854c91c1c84SLorenzo Bianconi .mask = BIT(2), 855c91c1c84SLorenzo Bianconi }, 856c91c1c84SLorenzo Bianconi .pullup_en = { 857c91c1c84SLorenzo Bianconi .addr = 0x14, 858c91c1c84SLorenzo Bianconi .mask = BIT(3), 859c91c1c84SLorenzo Bianconi }, 860c91c1c84SLorenzo Bianconi .aux_sens = { 861c91c1c84SLorenzo Bianconi .addr = 0x14, 862c91c1c84SLorenzo Bianconi .mask = GENMASK(1, 0), 863c91c1c84SLorenzo Bianconi }, 8646d0205fdSLorenzo Bianconi .wr_once = { 8656d0205fdSLorenzo Bianconi .addr = 0x14, 8666d0205fdSLorenzo Bianconi .mask = BIT(6), 8676d0205fdSLorenzo Bianconi }, 868c91c1c84SLorenzo Bianconi .shub_out = 0x02, 869c91c1c84SLorenzo Bianconi .slv0_addr = 0x15, 870c91c1c84SLorenzo Bianconi .dw_slv0_addr = 0x21, 8716d0205fdSLorenzo Bianconi .batch_en = BIT(3), 8723ea39d61SLorenzo Bianconi }, 8733ea39d61SLorenzo Bianconi .event_settings = { 8743ea39d61SLorenzo Bianconi .enable_reg = { 8753ea39d61SLorenzo Bianconi .addr = 0x58, 8763ea39d61SLorenzo Bianconi .mask = BIT(7), 8773ea39d61SLorenzo Bianconi }, 8783ea39d61SLorenzo Bianconi .wakeup_reg = { 8793ea39d61SLorenzo Bianconi .addr = 0x5b, 8803ea39d61SLorenzo Bianconi .mask = GENMASK(5, 0), 8813ea39d61SLorenzo Bianconi }, 8823ea39d61SLorenzo Bianconi .wakeup_src_reg = 0x1b, 8833ea39d61SLorenzo Bianconi .wakeup_src_status_mask = BIT(3), 8843ea39d61SLorenzo Bianconi .wakeup_src_z_mask = BIT(0), 8853ea39d61SLorenzo Bianconi .wakeup_src_y_mask = BIT(1), 8863ea39d61SLorenzo Bianconi .wakeup_src_x_mask = BIT(2), 8873ea39d61SLorenzo Bianconi }, 888801a6e0aSLorenzo Bianconi }, 8893054c4ffSLorenzo Bianconi { 8903054c4ffSLorenzo Bianconi .wai = 0x6b, 89166b662a1SLorenzo Bianconi .reset = { 89266b662a1SLorenzo Bianconi .addr = 0x12, 89366b662a1SLorenzo Bianconi .mask = BIT(0), 89466b662a1SLorenzo Bianconi }, 89566b662a1SLorenzo Bianconi .boot = { 89666b662a1SLorenzo Bianconi .addr = 0x12, 89766b662a1SLorenzo Bianconi .mask = BIT(7), 89866b662a1SLorenzo Bianconi }, 89966b662a1SLorenzo Bianconi .bdu = { 90066b662a1SLorenzo Bianconi .addr = 0x12, 90166b662a1SLorenzo Bianconi .mask = BIT(6), 90266b662a1SLorenzo Bianconi }, 9033054c4ffSLorenzo Bianconi .max_fifo_size = 512, 9043054c4ffSLorenzo Bianconi .id = { 90581956a93SLorenzo Bianconi { 90681956a93SLorenzo Bianconi .hw_id = ST_ASM330LHH_ID, 90781956a93SLorenzo Bianconi .name = ST_ASM330LHH_DEV_NAME, 90881956a93SLorenzo Bianconi }, 9093054c4ffSLorenzo Bianconi }, 910f48bc49bSLorenzo Bianconi .channels = { 911f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 912f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 913f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 914f48bc49bSLorenzo Bianconi }, 915f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 916f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 917f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 918f48bc49bSLorenzo Bianconi }, 919f48bc49bSLorenzo Bianconi }, 920960506edSLorenzo Bianconi .drdy_mask = { 921960506edSLorenzo Bianconi .addr = 0x13, 922960506edSLorenzo Bianconi .mask = BIT(3), 923960506edSLorenzo Bianconi }, 92440dd7343SLorenzo Bianconi .odr_table = { 92540dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 92640dd7343SLorenzo Bianconi .reg = { 92740dd7343SLorenzo Bianconi .addr = 0x10, 92840dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 92940dd7343SLorenzo Bianconi }, 93040dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 93140dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 93240dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 93340dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 93440dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 93540dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 93640dd7343SLorenzo Bianconi }, 93740dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 93840dd7343SLorenzo Bianconi .reg = { 93940dd7343SLorenzo Bianconi .addr = 0x11, 94040dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 94140dd7343SLorenzo Bianconi }, 94240dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 94340dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 94440dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 94540dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 94640dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 94740dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 94840dd7343SLorenzo Bianconi }, 94940dd7343SLorenzo Bianconi }, 950640aca3fSLorenzo Bianconi .fs_table = { 951640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 952640aca3fSLorenzo Bianconi .reg = { 953640aca3fSLorenzo Bianconi .addr = 0x10, 954640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 955640aca3fSLorenzo Bianconi }, 956640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 957640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 958640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 959640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 96085ae3aeeSLorenzo Bianconi .fs_len = 4, 961640aca3fSLorenzo Bianconi }, 962640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 963640aca3fSLorenzo Bianconi .reg = { 964640aca3fSLorenzo Bianconi .addr = 0x11, 965640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 966640aca3fSLorenzo Bianconi }, 967640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 968640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 969640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 970640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 97185ae3aeeSLorenzo Bianconi .fs_len = 4, 972640aca3fSLorenzo Bianconi }, 973640aca3fSLorenzo Bianconi }, 9747e906103SLorenzo Bianconi .irq_config = { 9757e906103SLorenzo Bianconi .irq1 = { 9767e906103SLorenzo Bianconi .addr = 0x0d, 9777e906103SLorenzo Bianconi .mask = BIT(3), 9787e906103SLorenzo Bianconi }, 9797e906103SLorenzo Bianconi .irq2 = { 9807e906103SLorenzo Bianconi .addr = 0x0e, 9817e906103SLorenzo Bianconi .mask = BIT(3), 9827e906103SLorenzo Bianconi }, 9837e906103SLorenzo Bianconi .lir = { 9847e906103SLorenzo Bianconi .addr = 0x56, 9857e906103SLorenzo Bianconi .mask = BIT(0), 9867e906103SLorenzo Bianconi }, 9877e906103SLorenzo Bianconi .clear_on_read = { 9887e906103SLorenzo Bianconi .addr = 0x56, 9897e906103SLorenzo Bianconi .mask = BIT(6), 9907e906103SLorenzo Bianconi }, 9917e906103SLorenzo Bianconi .irq1_func = { 9927e906103SLorenzo Bianconi .addr = 0x5e, 9937e906103SLorenzo Bianconi .mask = BIT(5), 9947e906103SLorenzo Bianconi }, 9957e906103SLorenzo Bianconi .irq2_func = { 9967e906103SLorenzo Bianconi .addr = 0x5f, 9977e906103SLorenzo Bianconi .mask = BIT(5), 9987e906103SLorenzo Bianconi }, 99931fe8d4eSLorenzo Bianconi .hla = { 100031fe8d4eSLorenzo Bianconi .addr = 0x12, 100131fe8d4eSLorenzo Bianconi .mask = BIT(5), 100231fe8d4eSLorenzo Bianconi }, 100331fe8d4eSLorenzo Bianconi .od = { 100431fe8d4eSLorenzo Bianconi .addr = 0x12, 100531fe8d4eSLorenzo Bianconi .mask = BIT(4), 100631fe8d4eSLorenzo Bianconi }, 10077e906103SLorenzo Bianconi }, 10083054c4ffSLorenzo Bianconi .batch = { 10093054c4ffSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 10103054c4ffSLorenzo Bianconi .addr = 0x09, 10113054c4ffSLorenzo Bianconi .mask = GENMASK(3, 0), 10123054c4ffSLorenzo Bianconi }, 10133054c4ffSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 10143054c4ffSLorenzo Bianconi .addr = 0x09, 10153054c4ffSLorenzo Bianconi .mask = GENMASK(7, 4), 10163054c4ffSLorenzo Bianconi }, 10173054c4ffSLorenzo Bianconi }, 10183054c4ffSLorenzo Bianconi .fifo_ops = { 10193b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 10203054c4ffSLorenzo Bianconi .read_fifo = st_lsm6dsx_read_tagged_fifo, 10213054c4ffSLorenzo Bianconi .fifo_th = { 10223054c4ffSLorenzo Bianconi .addr = 0x07, 10233054c4ffSLorenzo Bianconi .mask = GENMASK(8, 0), 10243054c4ffSLorenzo Bianconi }, 10253054c4ffSLorenzo Bianconi .fifo_diff = { 10263054c4ffSLorenzo Bianconi .addr = 0x3a, 102770575abeSmario tesi .mask = GENMASK(9, 0), 10283054c4ffSLorenzo Bianconi }, 10293054c4ffSLorenzo Bianconi .th_wl = 1, 10303054c4ffSLorenzo Bianconi }, 10313054c4ffSLorenzo Bianconi .ts_settings = { 10323054c4ffSLorenzo Bianconi .timer_en = { 10333054c4ffSLorenzo Bianconi .addr = 0x19, 10343054c4ffSLorenzo Bianconi .mask = BIT(5), 10353054c4ffSLorenzo Bianconi }, 10363054c4ffSLorenzo Bianconi .decimator = { 10373054c4ffSLorenzo Bianconi .addr = 0x0a, 10383054c4ffSLorenzo Bianconi .mask = GENMASK(7, 6), 10393054c4ffSLorenzo Bianconi }, 10403054c4ffSLorenzo Bianconi }, 1041b5969abfSSean Nyekjaer .event_settings = { 1042b5969abfSSean Nyekjaer .enable_reg = { 1043b5969abfSSean Nyekjaer .addr = 0x58, 1044b5969abfSSean Nyekjaer .mask = BIT(7), 1045b5969abfSSean Nyekjaer }, 1046b5969abfSSean Nyekjaer .wakeup_reg = { 1047b5969abfSSean Nyekjaer .addr = 0x5B, 1048b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 1049b5969abfSSean Nyekjaer }, 10501aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 10511aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 10521aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 10531aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 10541aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 1055b5969abfSSean Nyekjaer }, 10563054c4ffSLorenzo Bianconi }, 105743901008SLorenzo Bianconi { 105843901008SLorenzo Bianconi .wai = 0x6b, 105966b662a1SLorenzo Bianconi .reset = { 106066b662a1SLorenzo Bianconi .addr = 0x12, 106166b662a1SLorenzo Bianconi .mask = BIT(0), 106266b662a1SLorenzo Bianconi }, 106366b662a1SLorenzo Bianconi .boot = { 106466b662a1SLorenzo Bianconi .addr = 0x12, 106566b662a1SLorenzo Bianconi .mask = BIT(7), 106666b662a1SLorenzo Bianconi }, 106766b662a1SLorenzo Bianconi .bdu = { 106866b662a1SLorenzo Bianconi .addr = 0x12, 106966b662a1SLorenzo Bianconi .mask = BIT(6), 107066b662a1SLorenzo Bianconi }, 107143901008SLorenzo Bianconi .max_fifo_size = 512, 107243901008SLorenzo Bianconi .id = { 107381956a93SLorenzo Bianconi { 107481956a93SLorenzo Bianconi .hw_id = ST_LSM6DSR_ID, 107581956a93SLorenzo Bianconi .name = ST_LSM6DSR_DEV_NAME, 1076db947a79SLorenzo Bianconi }, { 1077db947a79SLorenzo Bianconi .hw_id = ST_ISM330DHCX_ID, 1078db947a79SLorenzo Bianconi .name = ST_ISM330DHCX_DEV_NAME, 107981956a93SLorenzo Bianconi }, 108043901008SLorenzo Bianconi }, 1081f48bc49bSLorenzo Bianconi .channels = { 1082f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 1083f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_acc_channels, 1084f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_acc_channels), 1085f48bc49bSLorenzo Bianconi }, 1086f48bc49bSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 1087f48bc49bSLorenzo Bianconi .chan = st_lsm6dsx_gyro_channels, 1088f48bc49bSLorenzo Bianconi .len = ARRAY_SIZE(st_lsm6dsx_gyro_channels), 1089f48bc49bSLorenzo Bianconi }, 1090f48bc49bSLorenzo Bianconi }, 1091960506edSLorenzo Bianconi .drdy_mask = { 1092960506edSLorenzo Bianconi .addr = 0x13, 1093960506edSLorenzo Bianconi .mask = BIT(3), 1094960506edSLorenzo Bianconi }, 109540dd7343SLorenzo Bianconi .odr_table = { 109640dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 109740dd7343SLorenzo Bianconi .reg = { 109840dd7343SLorenzo Bianconi .addr = 0x10, 109940dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 110040dd7343SLorenzo Bianconi }, 110140dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 110240dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 110340dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 110440dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 110540dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 110640dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 110740dd7343SLorenzo Bianconi }, 110840dd7343SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 110940dd7343SLorenzo Bianconi .reg = { 111040dd7343SLorenzo Bianconi .addr = 0x11, 111140dd7343SLorenzo Bianconi .mask = GENMASK(7, 4), 111240dd7343SLorenzo Bianconi }, 111340dd7343SLorenzo Bianconi .odr_avl[0] = { 13, 0x01 }, 111440dd7343SLorenzo Bianconi .odr_avl[1] = { 26, 0x02 }, 111540dd7343SLorenzo Bianconi .odr_avl[2] = { 52, 0x03 }, 111640dd7343SLorenzo Bianconi .odr_avl[3] = { 104, 0x04 }, 111740dd7343SLorenzo Bianconi .odr_avl[4] = { 208, 0x05 }, 111840dd7343SLorenzo Bianconi .odr_avl[5] = { 416, 0x06 }, 111940dd7343SLorenzo Bianconi }, 112040dd7343SLorenzo Bianconi }, 1121640aca3fSLorenzo Bianconi .fs_table = { 1122640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 1123640aca3fSLorenzo Bianconi .reg = { 1124640aca3fSLorenzo Bianconi .addr = 0x10, 1125640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 1126640aca3fSLorenzo Bianconi }, 1127640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_G_TO_M_S_2(61), 0x0 }, 1128640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_G_TO_M_S_2(122), 0x2 }, 1129640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_G_TO_M_S_2(244), 0x3 }, 1130640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_G_TO_M_S_2(488), 0x1 }, 113185ae3aeeSLorenzo Bianconi .fs_len = 4, 1132640aca3fSLorenzo Bianconi }, 1133640aca3fSLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 1134640aca3fSLorenzo Bianconi .reg = { 1135640aca3fSLorenzo Bianconi .addr = 0x11, 1136640aca3fSLorenzo Bianconi .mask = GENMASK(3, 2), 1137640aca3fSLorenzo Bianconi }, 1138640aca3fSLorenzo Bianconi .fs_avl[0] = { IIO_DEGREE_TO_RAD(8750), 0x0 }, 1139640aca3fSLorenzo Bianconi .fs_avl[1] = { IIO_DEGREE_TO_RAD(17500), 0x1 }, 1140640aca3fSLorenzo Bianconi .fs_avl[2] = { IIO_DEGREE_TO_RAD(35000), 0x2 }, 1141640aca3fSLorenzo Bianconi .fs_avl[3] = { IIO_DEGREE_TO_RAD(70000), 0x3 }, 114285ae3aeeSLorenzo Bianconi .fs_len = 4, 1143640aca3fSLorenzo Bianconi }, 1144640aca3fSLorenzo Bianconi }, 11457e906103SLorenzo Bianconi .irq_config = { 11467e906103SLorenzo Bianconi .irq1 = { 11477e906103SLorenzo Bianconi .addr = 0x0d, 11487e906103SLorenzo Bianconi .mask = BIT(3), 11497e906103SLorenzo Bianconi }, 11507e906103SLorenzo Bianconi .irq2 = { 11517e906103SLorenzo Bianconi .addr = 0x0e, 11527e906103SLorenzo Bianconi .mask = BIT(3), 11537e906103SLorenzo Bianconi }, 11547e906103SLorenzo Bianconi .lir = { 11557e906103SLorenzo Bianconi .addr = 0x56, 11567e906103SLorenzo Bianconi .mask = BIT(0), 11577e906103SLorenzo Bianconi }, 11587e906103SLorenzo Bianconi .clear_on_read = { 11597e906103SLorenzo Bianconi .addr = 0x56, 11607e906103SLorenzo Bianconi .mask = BIT(6), 11617e906103SLorenzo Bianconi }, 11627e906103SLorenzo Bianconi .irq1_func = { 11637e906103SLorenzo Bianconi .addr = 0x5e, 11647e906103SLorenzo Bianconi .mask = BIT(5), 11657e906103SLorenzo Bianconi }, 11667e906103SLorenzo Bianconi .irq2_func = { 11677e906103SLorenzo Bianconi .addr = 0x5f, 11687e906103SLorenzo Bianconi .mask = BIT(5), 11697e906103SLorenzo Bianconi }, 117031fe8d4eSLorenzo Bianconi .hla = { 117131fe8d4eSLorenzo Bianconi .addr = 0x12, 117231fe8d4eSLorenzo Bianconi .mask = BIT(5), 117331fe8d4eSLorenzo Bianconi }, 117431fe8d4eSLorenzo Bianconi .od = { 117531fe8d4eSLorenzo Bianconi .addr = 0x12, 117631fe8d4eSLorenzo Bianconi .mask = BIT(4), 117731fe8d4eSLorenzo Bianconi }, 11787e906103SLorenzo Bianconi }, 117943901008SLorenzo Bianconi .batch = { 118043901008SLorenzo Bianconi [ST_LSM6DSX_ID_ACC] = { 118143901008SLorenzo Bianconi .addr = 0x09, 118243901008SLorenzo Bianconi .mask = GENMASK(3, 0), 118343901008SLorenzo Bianconi }, 118443901008SLorenzo Bianconi [ST_LSM6DSX_ID_GYRO] = { 118543901008SLorenzo Bianconi .addr = 0x09, 118643901008SLorenzo Bianconi .mask = GENMASK(7, 4), 118743901008SLorenzo Bianconi }, 118843901008SLorenzo Bianconi }, 118943901008SLorenzo Bianconi .fifo_ops = { 11903b72950dSLorenzo Bianconi .update_fifo = st_lsm6dsx_update_fifo, 119143901008SLorenzo Bianconi .read_fifo = st_lsm6dsx_read_tagged_fifo, 119243901008SLorenzo Bianconi .fifo_th = { 119343901008SLorenzo Bianconi .addr = 0x07, 119443901008SLorenzo Bianconi .mask = GENMASK(8, 0), 119543901008SLorenzo Bianconi }, 119643901008SLorenzo Bianconi .fifo_diff = { 119743901008SLorenzo Bianconi .addr = 0x3a, 119870575abeSmario tesi .mask = GENMASK(9, 0), 119943901008SLorenzo Bianconi }, 120043901008SLorenzo Bianconi .th_wl = 1, 120143901008SLorenzo Bianconi }, 120243901008SLorenzo Bianconi .ts_settings = { 120343901008SLorenzo Bianconi .timer_en = { 120443901008SLorenzo Bianconi .addr = 0x19, 120543901008SLorenzo Bianconi .mask = BIT(5), 120643901008SLorenzo Bianconi }, 120743901008SLorenzo Bianconi .decimator = { 120843901008SLorenzo Bianconi .addr = 0x0a, 120943901008SLorenzo Bianconi .mask = GENMASK(7, 6), 121043901008SLorenzo Bianconi }, 121143901008SLorenzo Bianconi }, 121243901008SLorenzo Bianconi .shub_settings = { 121343901008SLorenzo Bianconi .page_mux = { 121443901008SLorenzo Bianconi .addr = 0x01, 121543901008SLorenzo Bianconi .mask = BIT(6), 121643901008SLorenzo Bianconi }, 121743901008SLorenzo Bianconi .master_en = { 121843901008SLorenzo Bianconi .addr = 0x14, 121943901008SLorenzo Bianconi .mask = BIT(2), 122043901008SLorenzo Bianconi }, 122143901008SLorenzo Bianconi .pullup_en = { 122243901008SLorenzo Bianconi .addr = 0x14, 122343901008SLorenzo Bianconi .mask = BIT(3), 122443901008SLorenzo Bianconi }, 122543901008SLorenzo Bianconi .aux_sens = { 122643901008SLorenzo Bianconi .addr = 0x14, 122743901008SLorenzo Bianconi .mask = GENMASK(1, 0), 122843901008SLorenzo Bianconi }, 122943901008SLorenzo Bianconi .wr_once = { 123043901008SLorenzo Bianconi .addr = 0x14, 123143901008SLorenzo Bianconi .mask = BIT(6), 123243901008SLorenzo Bianconi }, 123343901008SLorenzo Bianconi .shub_out = 0x02, 123443901008SLorenzo Bianconi .slv0_addr = 0x15, 123543901008SLorenzo Bianconi .dw_slv0_addr = 0x21, 123643901008SLorenzo Bianconi .batch_en = BIT(3), 1237b5969abfSSean Nyekjaer }, 1238b5969abfSSean Nyekjaer .event_settings = { 1239b5969abfSSean Nyekjaer .enable_reg = { 1240b5969abfSSean Nyekjaer .addr = 0x58, 1241b5969abfSSean Nyekjaer .mask = BIT(7), 1242b5969abfSSean Nyekjaer }, 1243b5969abfSSean Nyekjaer .wakeup_reg = { 1244b5969abfSSean Nyekjaer .addr = 0x5B, 1245b5969abfSSean Nyekjaer .mask = GENMASK(5, 0), 1246b5969abfSSean Nyekjaer }, 12471aabad1fSSean Nyekjaer .wakeup_src_reg = 0x1b, 12481aabad1fSSean Nyekjaer .wakeup_src_status_mask = BIT(3), 12491aabad1fSSean Nyekjaer .wakeup_src_z_mask = BIT(0), 12501aabad1fSSean Nyekjaer .wakeup_src_y_mask = BIT(1), 12511aabad1fSSean Nyekjaer .wakeup_src_x_mask = BIT(2), 125243901008SLorenzo Bianconi } 125343901008SLorenzo Bianconi }, 1254290a6ce1SLorenzo Bianconi }; 1255290a6ce1SLorenzo Bianconi 1256c91c1c84SLorenzo Bianconi int st_lsm6dsx_set_page(struct st_lsm6dsx_hw *hw, bool enable) 1257c91c1c84SLorenzo Bianconi { 1258c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 1259c91c1c84SLorenzo Bianconi unsigned int data; 1260c91c1c84SLorenzo Bianconi int err; 1261c91c1c84SLorenzo Bianconi 1262c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 1263c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(enable, hub_settings->page_mux.mask); 1264c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, hub_settings->page_mux.addr, 1265c91c1c84SLorenzo Bianconi hub_settings->page_mux.mask, data); 1266c91c1c84SLorenzo Bianconi usleep_range(100, 150); 1267c91c1c84SLorenzo Bianconi 1268c91c1c84SLorenzo Bianconi return err; 1269c91c1c84SLorenzo Bianconi } 1270c91c1c84SLorenzo Bianconi 127181956a93SLorenzo Bianconi static int st_lsm6dsx_check_whoami(struct st_lsm6dsx_hw *hw, int id, 127281956a93SLorenzo Bianconi const char **name) 1273290a6ce1SLorenzo Bianconi { 127451a8b707SLorenzo Bianconi int err, i, j, data; 1275290a6ce1SLorenzo Bianconi 1276290a6ce1SLorenzo Bianconi for (i = 0; i < ARRAY_SIZE(st_lsm6dsx_sensor_settings); i++) { 1277d068e4a0SLorenzo Bianconi for (j = 0; j < ST_LSM6DSX_MAX_ID; j++) { 127881956a93SLorenzo Bianconi if (id == st_lsm6dsx_sensor_settings[i].id[j].hw_id) 1279d068e4a0SLorenzo Bianconi break; 1280d068e4a0SLorenzo Bianconi } 1281d068e4a0SLorenzo Bianconi if (j < ST_LSM6DSX_MAX_ID) 1282290a6ce1SLorenzo Bianconi break; 1283290a6ce1SLorenzo Bianconi } 1284290a6ce1SLorenzo Bianconi 1285290a6ce1SLorenzo Bianconi if (i == ARRAY_SIZE(st_lsm6dsx_sensor_settings)) { 1286290a6ce1SLorenzo Bianconi dev_err(hw->dev, "unsupported hw id [%02x]\n", id); 1287290a6ce1SLorenzo Bianconi return -ENODEV; 1288290a6ce1SLorenzo Bianconi } 1289290a6ce1SLorenzo Bianconi 129051a8b707SLorenzo Bianconi err = regmap_read(hw->regmap, ST_LSM6DSX_REG_WHOAMI_ADDR, &data); 1291290a6ce1SLorenzo Bianconi if (err < 0) { 1292290a6ce1SLorenzo Bianconi dev_err(hw->dev, "failed to read whoami register\n"); 1293290a6ce1SLorenzo Bianconi return err; 1294290a6ce1SLorenzo Bianconi } 1295290a6ce1SLorenzo Bianconi 1296290a6ce1SLorenzo Bianconi if (data != st_lsm6dsx_sensor_settings[i].wai) { 1297290a6ce1SLorenzo Bianconi dev_err(hw->dev, "unsupported whoami [%02x]\n", data); 1298290a6ce1SLorenzo Bianconi return -ENODEV; 1299290a6ce1SLorenzo Bianconi } 1300290a6ce1SLorenzo Bianconi 130181956a93SLorenzo Bianconi *name = st_lsm6dsx_sensor_settings[i].id[j].name; 1302290a6ce1SLorenzo Bianconi hw->settings = &st_lsm6dsx_sensor_settings[i]; 1303290a6ce1SLorenzo Bianconi 1304290a6ce1SLorenzo Bianconi return 0; 1305290a6ce1SLorenzo Bianconi } 1306290a6ce1SLorenzo Bianconi 1307290a6ce1SLorenzo Bianconi static int st_lsm6dsx_set_full_scale(struct st_lsm6dsx_sensor *sensor, 1308290a6ce1SLorenzo Bianconi u32 gain) 1309290a6ce1SLorenzo Bianconi { 1310640aca3fSLorenzo Bianconi const struct st_lsm6dsx_fs_table_entry *fs_table; 1311739aff87SLorenzo Bianconi unsigned int data; 1312290a6ce1SLorenzo Bianconi int i, err; 1313290a6ce1SLorenzo Bianconi 1314640aca3fSLorenzo Bianconi fs_table = &sensor->hw->settings->fs_table[sensor->id]; 131585ae3aeeSLorenzo Bianconi for (i = 0; i < fs_table->fs_len; i++) { 1316640aca3fSLorenzo Bianconi if (fs_table->fs_avl[i].gain == gain) 1317290a6ce1SLorenzo Bianconi break; 131885ae3aeeSLorenzo Bianconi } 1319290a6ce1SLorenzo Bianconi 132085ae3aeeSLorenzo Bianconi if (i == fs_table->fs_len) 1321290a6ce1SLorenzo Bianconi return -EINVAL; 1322290a6ce1SLorenzo Bianconi 1323640aca3fSLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(fs_table->fs_avl[i].val, 1324640aca3fSLorenzo Bianconi fs_table->reg.mask); 1325640aca3fSLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(sensor->hw, fs_table->reg.addr, 1326640aca3fSLorenzo Bianconi fs_table->reg.mask, data); 1327290a6ce1SLorenzo Bianconi if (err < 0) 1328290a6ce1SLorenzo Bianconi return err; 1329290a6ce1SLorenzo Bianconi 1330290a6ce1SLorenzo Bianconi sensor->gain = gain; 1331290a6ce1SLorenzo Bianconi 1332290a6ce1SLorenzo Bianconi return 0; 1333290a6ce1SLorenzo Bianconi } 1334290a6ce1SLorenzo Bianconi 133554a6d0c6SLorenzo Bianconi int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u16 odr, u8 *val) 1336290a6ce1SLorenzo Bianconi { 133740dd7343SLorenzo Bianconi const struct st_lsm6dsx_odr_table_entry *odr_table; 13382ccc1503SLorenzo Bianconi int i; 1339290a6ce1SLorenzo Bianconi 134040dd7343SLorenzo Bianconi odr_table = &sensor->hw->settings->odr_table[sensor->id]; 1341290a6ce1SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++) 13426ffb55e5SLorenzo Bianconi /* 13436ffb55e5SLorenzo Bianconi * ext devices can run at different odr respect to 13446ffb55e5SLorenzo Bianconi * accel sensor 13456ffb55e5SLorenzo Bianconi */ 134640dd7343SLorenzo Bianconi if (odr_table->odr_avl[i].hz >= odr) 1347290a6ce1SLorenzo Bianconi break; 1348290a6ce1SLorenzo Bianconi 1349290a6ce1SLorenzo Bianconi if (i == ST_LSM6DSX_ODR_LIST_SIZE) 1350290a6ce1SLorenzo Bianconi return -EINVAL; 1351290a6ce1SLorenzo Bianconi 135240dd7343SLorenzo Bianconi *val = odr_table->odr_avl[i].val; 1353290a6ce1SLorenzo Bianconi 1354290a6ce1SLorenzo Bianconi return 0; 1355290a6ce1SLorenzo Bianconi } 1356290a6ce1SLorenzo Bianconi 13576ffb55e5SLorenzo Bianconi static u16 st_lsm6dsx_check_odr_dependency(struct st_lsm6dsx_hw *hw, u16 odr, 13586ffb55e5SLorenzo Bianconi enum st_lsm6dsx_sensor_id id) 13592ccc1503SLorenzo Bianconi { 13606ffb55e5SLorenzo Bianconi struct st_lsm6dsx_sensor *ref = iio_priv(hw->iio_devs[id]); 13616ffb55e5SLorenzo Bianconi 13626ffb55e5SLorenzo Bianconi if (odr > 0) { 13636ffb55e5SLorenzo Bianconi if (hw->enable_mask & BIT(id)) 13646ffb55e5SLorenzo Bianconi return max_t(u16, ref->odr, odr); 13656ffb55e5SLorenzo Bianconi else 13666ffb55e5SLorenzo Bianconi return odr; 13676ffb55e5SLorenzo Bianconi } else { 13686ffb55e5SLorenzo Bianconi return (hw->enable_mask & BIT(id)) ? ref->odr : 0; 13696ffb55e5SLorenzo Bianconi } 13706ffb55e5SLorenzo Bianconi } 13716ffb55e5SLorenzo Bianconi 13726ffb55e5SLorenzo Bianconi static int st_lsm6dsx_set_odr(struct st_lsm6dsx_sensor *sensor, u16 req_odr) 13736ffb55e5SLorenzo Bianconi { 13746ffb55e5SLorenzo Bianconi struct st_lsm6dsx_sensor *ref_sensor = sensor; 137551a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 137651a8b707SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 1377739aff87SLorenzo Bianconi unsigned int data; 13786ffb55e5SLorenzo Bianconi u8 val = 0; 13792ccc1503SLorenzo Bianconi int err; 13802ccc1503SLorenzo Bianconi 13816ffb55e5SLorenzo Bianconi switch (sensor->id) { 13826ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT0: 13836ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT1: 13846ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_EXT2: 13856ffb55e5SLorenzo Bianconi case ST_LSM6DSX_ID_ACC: { 13866ffb55e5SLorenzo Bianconi u16 odr; 13876ffb55e5SLorenzo Bianconi int i; 13886ffb55e5SLorenzo Bianconi 13896ffb55e5SLorenzo Bianconi /* 13906ffb55e5SLorenzo Bianconi * i2c embedded controller relies on the accelerometer sensor as 13916ffb55e5SLorenzo Bianconi * bus read/write trigger so we need to enable accel device 13926ffb55e5SLorenzo Bianconi * at odr = max(accel_odr, ext_odr) in order to properly 13936ffb55e5SLorenzo Bianconi * communicate with i2c slave devices 13946ffb55e5SLorenzo Bianconi */ 13956ffb55e5SLorenzo Bianconi ref_sensor = iio_priv(hw->iio_devs[ST_LSM6DSX_ID_ACC]); 13966ffb55e5SLorenzo Bianconi for (i = ST_LSM6DSX_ID_ACC; i < ST_LSM6DSX_ID_MAX; i++) { 13976ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i] || i == sensor->id) 13986ffb55e5SLorenzo Bianconi continue; 13996ffb55e5SLorenzo Bianconi 14006ffb55e5SLorenzo Bianconi odr = st_lsm6dsx_check_odr_dependency(hw, req_odr, i); 14016ffb55e5SLorenzo Bianconi if (odr != req_odr) 14026ffb55e5SLorenzo Bianconi /* device already configured */ 14036ffb55e5SLorenzo Bianconi return 0; 14046ffb55e5SLorenzo Bianconi } 14056ffb55e5SLorenzo Bianconi break; 14066ffb55e5SLorenzo Bianconi } 14076ffb55e5SLorenzo Bianconi default: 14086ffb55e5SLorenzo Bianconi break; 14096ffb55e5SLorenzo Bianconi } 14106ffb55e5SLorenzo Bianconi 14116ffb55e5SLorenzo Bianconi if (req_odr > 0) { 14126ffb55e5SLorenzo Bianconi err = st_lsm6dsx_check_odr(ref_sensor, req_odr, &val); 14132ccc1503SLorenzo Bianconi if (err < 0) 14142ccc1503SLorenzo Bianconi return err; 14156ffb55e5SLorenzo Bianconi } 14162ccc1503SLorenzo Bianconi 141740dd7343SLorenzo Bianconi reg = &hw->settings->odr_table[ref_sensor->id].reg; 1418739aff87SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(val, reg->mask); 1419739aff87SLorenzo Bianconi return st_lsm6dsx_update_bits_locked(hw, reg->addr, reg->mask, data); 14202ccc1503SLorenzo Bianconi } 14212ccc1503SLorenzo Bianconi 142217750443SLorenzo Bianconi int st_lsm6dsx_sensor_set_enable(struct st_lsm6dsx_sensor *sensor, 142317750443SLorenzo Bianconi bool enable) 1424290a6ce1SLorenzo Bianconi { 142551a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 142617750443SLorenzo Bianconi u16 odr = enable ? sensor->odr : 0; 1427290a6ce1SLorenzo Bianconi int err; 1428290a6ce1SLorenzo Bianconi 142917750443SLorenzo Bianconi err = st_lsm6dsx_set_odr(sensor, odr); 1430290a6ce1SLorenzo Bianconi if (err < 0) 1431290a6ce1SLorenzo Bianconi return err; 1432290a6ce1SLorenzo Bianconi 143317750443SLorenzo Bianconi if (enable) 143417750443SLorenzo Bianconi hw->enable_mask |= BIT(sensor->id); 143517750443SLorenzo Bianconi else 143617750443SLorenzo Bianconi hw->enable_mask &= ~BIT(sensor->id); 1437290a6ce1SLorenzo Bianconi 1438290a6ce1SLorenzo Bianconi return 0; 1439290a6ce1SLorenzo Bianconi } 1440290a6ce1SLorenzo Bianconi 1441290a6ce1SLorenzo Bianconi static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor, 1442290a6ce1SLorenzo Bianconi u8 addr, int *val) 1443290a6ce1SLorenzo Bianconi { 144451a8b707SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1445290a6ce1SLorenzo Bianconi int err, delay; 1446290a6ce1SLorenzo Bianconi __le16 data; 1447290a6ce1SLorenzo Bianconi 144817750443SLorenzo Bianconi err = st_lsm6dsx_sensor_set_enable(sensor, true); 1449290a6ce1SLorenzo Bianconi if (err < 0) 1450290a6ce1SLorenzo Bianconi return err; 1451290a6ce1SLorenzo Bianconi 1452290a6ce1SLorenzo Bianconi delay = 1000000 / sensor->odr; 1453290a6ce1SLorenzo Bianconi usleep_range(delay, 2 * delay); 1454290a6ce1SLorenzo Bianconi 1455739aff87SLorenzo Bianconi err = st_lsm6dsx_read_locked(hw, addr, &data, sizeof(data)); 1456290a6ce1SLorenzo Bianconi if (err < 0) 1457290a6ce1SLorenzo Bianconi return err; 1458290a6ce1SLorenzo Bianconi 1459b5969abfSSean Nyekjaer if (!hw->enable_event) 146017750443SLorenzo Bianconi st_lsm6dsx_sensor_set_enable(sensor, false); 1461290a6ce1SLorenzo Bianconi 14627b9ebe42SLorenzo Bianconi *val = (s16)le16_to_cpu(data); 1463290a6ce1SLorenzo Bianconi 1464290a6ce1SLorenzo Bianconi return IIO_VAL_INT; 1465290a6ce1SLorenzo Bianconi } 1466290a6ce1SLorenzo Bianconi 1467290a6ce1SLorenzo Bianconi static int st_lsm6dsx_read_raw(struct iio_dev *iio_dev, 1468290a6ce1SLorenzo Bianconi struct iio_chan_spec const *ch, 1469290a6ce1SLorenzo Bianconi int *val, int *val2, long mask) 1470290a6ce1SLorenzo Bianconi { 1471290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1472290a6ce1SLorenzo Bianconi int ret; 1473290a6ce1SLorenzo Bianconi 1474290a6ce1SLorenzo Bianconi switch (mask) { 1475290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_RAW: 1476290a6ce1SLorenzo Bianconi ret = iio_device_claim_direct_mode(iio_dev); 1477290a6ce1SLorenzo Bianconi if (ret) 1478290a6ce1SLorenzo Bianconi break; 1479290a6ce1SLorenzo Bianconi 1480290a6ce1SLorenzo Bianconi ret = st_lsm6dsx_read_oneshot(sensor, ch->address, val); 1481290a6ce1SLorenzo Bianconi iio_device_release_direct_mode(iio_dev); 1482290a6ce1SLorenzo Bianconi break; 1483290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SAMP_FREQ: 1484290a6ce1SLorenzo Bianconi *val = sensor->odr; 1485290a6ce1SLorenzo Bianconi ret = IIO_VAL_INT; 1486290a6ce1SLorenzo Bianconi break; 1487290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SCALE: 1488290a6ce1SLorenzo Bianconi *val = 0; 1489290a6ce1SLorenzo Bianconi *val2 = sensor->gain; 1490290a6ce1SLorenzo Bianconi ret = IIO_VAL_INT_PLUS_MICRO; 1491290a6ce1SLorenzo Bianconi break; 1492290a6ce1SLorenzo Bianconi default: 1493290a6ce1SLorenzo Bianconi ret = -EINVAL; 1494290a6ce1SLorenzo Bianconi break; 1495290a6ce1SLorenzo Bianconi } 1496290a6ce1SLorenzo Bianconi 1497290a6ce1SLorenzo Bianconi return ret; 1498290a6ce1SLorenzo Bianconi } 1499290a6ce1SLorenzo Bianconi 1500290a6ce1SLorenzo Bianconi static int st_lsm6dsx_write_raw(struct iio_dev *iio_dev, 1501290a6ce1SLorenzo Bianconi struct iio_chan_spec const *chan, 1502290a6ce1SLorenzo Bianconi int val, int val2, long mask) 1503290a6ce1SLorenzo Bianconi { 1504290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1505290a6ce1SLorenzo Bianconi int err; 1506290a6ce1SLorenzo Bianconi 1507290a6ce1SLorenzo Bianconi err = iio_device_claim_direct_mode(iio_dev); 1508290a6ce1SLorenzo Bianconi if (err) 1509290a6ce1SLorenzo Bianconi return err; 1510290a6ce1SLorenzo Bianconi 1511290a6ce1SLorenzo Bianconi switch (mask) { 1512290a6ce1SLorenzo Bianconi case IIO_CHAN_INFO_SCALE: 1513290a6ce1SLorenzo Bianconi err = st_lsm6dsx_set_full_scale(sensor, val2); 1514290a6ce1SLorenzo Bianconi break; 15152ccc1503SLorenzo Bianconi case IIO_CHAN_INFO_SAMP_FREQ: { 15162ccc1503SLorenzo Bianconi u8 data; 15172ccc1503SLorenzo Bianconi 15182ccc1503SLorenzo Bianconi err = st_lsm6dsx_check_odr(sensor, val, &data); 15195e3c3e33SLorenzo Bianconi if (!err) 15205e3c3e33SLorenzo Bianconi sensor->odr = val; 1521290a6ce1SLorenzo Bianconi break; 15222ccc1503SLorenzo Bianconi } 1523290a6ce1SLorenzo Bianconi default: 1524290a6ce1SLorenzo Bianconi err = -EINVAL; 1525290a6ce1SLorenzo Bianconi break; 1526290a6ce1SLorenzo Bianconi } 1527290a6ce1SLorenzo Bianconi 1528290a6ce1SLorenzo Bianconi iio_device_release_direct_mode(iio_dev); 1529290a6ce1SLorenzo Bianconi 1530290a6ce1SLorenzo Bianconi return err; 1531290a6ce1SLorenzo Bianconi } 1532290a6ce1SLorenzo Bianconi 1533b5969abfSSean Nyekjaer static int st_lsm6dsx_event_setup(struct st_lsm6dsx_hw *hw, int state) 1534b5969abfSSean Nyekjaer { 153584b2e7c3SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 153604ca37d5SLorenzo Bianconi unsigned int data; 1537b5969abfSSean Nyekjaer int err; 1538b5969abfSSean Nyekjaer 15397e906103SLorenzo Bianconi if (!hw->settings->irq_config.irq1_func.addr) 1540b5969abfSSean Nyekjaer return -ENOTSUPP; 1541b5969abfSSean Nyekjaer 154284b2e7c3SLorenzo Bianconi reg = &hw->settings->event_settings.enable_reg; 154384b2e7c3SLorenzo Bianconi if (reg->addr) { 154404ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(state, reg->mask); 154504ca37d5SLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(hw, reg->addr, 154604ca37d5SLorenzo Bianconi reg->mask, data); 1547b5969abfSSean Nyekjaer if (err < 0) 1548b5969abfSSean Nyekjaer return err; 154984b2e7c3SLorenzo Bianconi } 1550b5969abfSSean Nyekjaer 1551b5969abfSSean Nyekjaer /* Enable wakeup interrupt */ 155204ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(state, hw->irq_routing->mask); 155304ca37d5SLorenzo Bianconi return st_lsm6dsx_update_bits_locked(hw, hw->irq_routing->addr, 155404ca37d5SLorenzo Bianconi hw->irq_routing->mask, data); 1555b5969abfSSean Nyekjaer } 1556b5969abfSSean Nyekjaer 1557b5969abfSSean Nyekjaer static int st_lsm6dsx_read_event(struct iio_dev *iio_dev, 1558b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1559b5969abfSSean Nyekjaer enum iio_event_type type, 1560b5969abfSSean Nyekjaer enum iio_event_direction dir, 1561b5969abfSSean Nyekjaer enum iio_event_info info, 1562b5969abfSSean Nyekjaer int *val, int *val2) 1563b5969abfSSean Nyekjaer { 1564b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1565b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 1566b5969abfSSean Nyekjaer 1567b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1568b5969abfSSean Nyekjaer return -EINVAL; 1569b5969abfSSean Nyekjaer 1570b5969abfSSean Nyekjaer *val2 = 0; 1571b5969abfSSean Nyekjaer *val = hw->event_threshold; 1572b5969abfSSean Nyekjaer 1573b5969abfSSean Nyekjaer return IIO_VAL_INT; 1574b5969abfSSean Nyekjaer } 1575b5969abfSSean Nyekjaer 1576b307f495SLorenzo Bianconi static int 1577b307f495SLorenzo Bianconi st_lsm6dsx_write_event(struct iio_dev *iio_dev, 1578b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1579b5969abfSSean Nyekjaer enum iio_event_type type, 1580b5969abfSSean Nyekjaer enum iio_event_direction dir, 1581b5969abfSSean Nyekjaer enum iio_event_info info, 1582b5969abfSSean Nyekjaer int val, int val2) 1583b5969abfSSean Nyekjaer { 1584b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1585b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 158604ca37d5SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 158704ca37d5SLorenzo Bianconi unsigned int data; 1588b5969abfSSean Nyekjaer int err; 1589b5969abfSSean Nyekjaer 1590b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1591b5969abfSSean Nyekjaer return -EINVAL; 1592b5969abfSSean Nyekjaer 1593b5969abfSSean Nyekjaer if (val < 0 || val > 31) 1594b5969abfSSean Nyekjaer return -EINVAL; 1595b5969abfSSean Nyekjaer 159604ca37d5SLorenzo Bianconi reg = &hw->settings->event_settings.wakeup_reg; 159704ca37d5SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(val, reg->mask); 159804ca37d5SLorenzo Bianconi err = st_lsm6dsx_update_bits_locked(hw, reg->addr, 159904ca37d5SLorenzo Bianconi reg->mask, data); 160004ca37d5SLorenzo Bianconi if (err < 0) 1601b5969abfSSean Nyekjaer return -EINVAL; 1602b5969abfSSean Nyekjaer 1603b5969abfSSean Nyekjaer hw->event_threshold = val; 1604b5969abfSSean Nyekjaer 1605b5969abfSSean Nyekjaer return 0; 1606b5969abfSSean Nyekjaer } 1607b5969abfSSean Nyekjaer 1608b307f495SLorenzo Bianconi static int 1609b307f495SLorenzo Bianconi st_lsm6dsx_read_event_config(struct iio_dev *iio_dev, 1610b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1611b5969abfSSean Nyekjaer enum iio_event_type type, 1612b5969abfSSean Nyekjaer enum iio_event_direction dir) 1613b5969abfSSean Nyekjaer { 1614b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1615b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 1616b5969abfSSean Nyekjaer 1617b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1618b5969abfSSean Nyekjaer return -EINVAL; 1619b5969abfSSean Nyekjaer 16201aabad1fSSean Nyekjaer return !!(hw->enable_event & BIT(chan->channel2)); 1621b5969abfSSean Nyekjaer } 1622b5969abfSSean Nyekjaer 1623b307f495SLorenzo Bianconi static int 1624b307f495SLorenzo Bianconi st_lsm6dsx_write_event_config(struct iio_dev *iio_dev, 1625b5969abfSSean Nyekjaer const struct iio_chan_spec *chan, 1626b5969abfSSean Nyekjaer enum iio_event_type type, 1627b307f495SLorenzo Bianconi enum iio_event_direction dir, int state) 1628b5969abfSSean Nyekjaer { 1629b5969abfSSean Nyekjaer struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1630b5969abfSSean Nyekjaer struct st_lsm6dsx_hw *hw = sensor->hw; 16311aabad1fSSean Nyekjaer u8 enable_event; 1632b5969abfSSean Nyekjaer int err = 0; 1633b5969abfSSean Nyekjaer 1634b5969abfSSean Nyekjaer if (type != IIO_EV_TYPE_THRESH) 1635b5969abfSSean Nyekjaer return -EINVAL; 1636b5969abfSSean Nyekjaer 16371aabad1fSSean Nyekjaer if (state) { 16381aabad1fSSean Nyekjaer enable_event = hw->enable_event | BIT(chan->channel2); 16391aabad1fSSean Nyekjaer 1640b5969abfSSean Nyekjaer /* do not enable events if they are already enabled */ 16411aabad1fSSean Nyekjaer if (hw->enable_event) 16421aabad1fSSean Nyekjaer goto out; 16431aabad1fSSean Nyekjaer } else { 16441aabad1fSSean Nyekjaer enable_event = hw->enable_event & ~BIT(chan->channel2); 16451aabad1fSSean Nyekjaer 16461aabad1fSSean Nyekjaer /* only turn off sensor if no events is enabled */ 16471aabad1fSSean Nyekjaer if (enable_event) 16481aabad1fSSean Nyekjaer goto out; 16491aabad1fSSean Nyekjaer } 16501aabad1fSSean Nyekjaer 16511aabad1fSSean Nyekjaer /* stop here if no changes have been made */ 16521aabad1fSSean Nyekjaer if (hw->enable_event == enable_event) 1653b5969abfSSean Nyekjaer return 0; 1654b5969abfSSean Nyekjaer 1655b5969abfSSean Nyekjaer err = st_lsm6dsx_event_setup(hw, state); 1656b5969abfSSean Nyekjaer if (err < 0) 1657b5969abfSSean Nyekjaer return err; 1658b5969abfSSean Nyekjaer 1659d278d447SLorenzo Bianconi mutex_lock(&hw->conf_lock); 1660b5969abfSSean Nyekjaer err = st_lsm6dsx_sensor_set_enable(sensor, state); 1661d278d447SLorenzo Bianconi mutex_unlock(&hw->conf_lock); 1662b5969abfSSean Nyekjaer if (err < 0) 1663b5969abfSSean Nyekjaer return err; 1664b5969abfSSean Nyekjaer 16651aabad1fSSean Nyekjaer out: 16661aabad1fSSean Nyekjaer hw->enable_event = enable_event; 1667b5969abfSSean Nyekjaer 1668b5969abfSSean Nyekjaer return 0; 1669b5969abfSSean Nyekjaer } 1670b5969abfSSean Nyekjaer 1671d40464f3SLorenzo Bianconi int st_lsm6dsx_set_watermark(struct iio_dev *iio_dev, unsigned int val) 1672290a6ce1SLorenzo Bianconi { 1673290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); 1674290a6ce1SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 16758f2a88a2SLorenzo Bianconi int err; 1676290a6ce1SLorenzo Bianconi 16778f2a88a2SLorenzo Bianconi if (val < 1 || val > hw->settings->max_fifo_size) 1678290a6ce1SLorenzo Bianconi return -EINVAL; 1679290a6ce1SLorenzo Bianconi 1680335eaedcSLorenzo Bianconi mutex_lock(&hw->conf_lock); 1681335eaedcSLorenzo Bianconi 1682290a6ce1SLorenzo Bianconi err = st_lsm6dsx_update_watermark(sensor, val); 1683335eaedcSLorenzo Bianconi 1684335eaedcSLorenzo Bianconi mutex_unlock(&hw->conf_lock); 1685335eaedcSLorenzo Bianconi 1686290a6ce1SLorenzo Bianconi if (err < 0) 1687290a6ce1SLorenzo Bianconi return err; 1688290a6ce1SLorenzo Bianconi 1689290a6ce1SLorenzo Bianconi sensor->watermark = val; 1690290a6ce1SLorenzo Bianconi 1691290a6ce1SLorenzo Bianconi return 0; 1692290a6ce1SLorenzo Bianconi } 1693290a6ce1SLorenzo Bianconi 1694290a6ce1SLorenzo Bianconi static ssize_t 1695290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_sampling_frequency_avail(struct device *dev, 1696290a6ce1SLorenzo Bianconi struct device_attribute *attr, 1697290a6ce1SLorenzo Bianconi char *buf) 1698290a6ce1SLorenzo Bianconi { 1699290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(dev_get_drvdata(dev)); 1700290a6ce1SLorenzo Bianconi enum st_lsm6dsx_sensor_id id = sensor->id; 170140dd7343SLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1702290a6ce1SLorenzo Bianconi int i, len = 0; 1703290a6ce1SLorenzo Bianconi 1704290a6ce1SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++) 1705290a6ce1SLorenzo Bianconi len += scnprintf(buf + len, PAGE_SIZE - len, "%d ", 170640dd7343SLorenzo Bianconi hw->settings->odr_table[id].odr_avl[i].hz); 1707290a6ce1SLorenzo Bianconi buf[len - 1] = '\n'; 1708290a6ce1SLorenzo Bianconi 1709290a6ce1SLorenzo Bianconi return len; 1710290a6ce1SLorenzo Bianconi } 1711290a6ce1SLorenzo Bianconi 1712290a6ce1SLorenzo Bianconi static ssize_t st_lsm6dsx_sysfs_scale_avail(struct device *dev, 1713290a6ce1SLorenzo Bianconi struct device_attribute *attr, 1714290a6ce1SLorenzo Bianconi char *buf) 1715290a6ce1SLorenzo Bianconi { 1716290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor = iio_priv(dev_get_drvdata(dev)); 17170f7e1728SLorenzo Bianconi const struct st_lsm6dsx_fs_table_entry *fs_table; 1718640aca3fSLorenzo Bianconi struct st_lsm6dsx_hw *hw = sensor->hw; 1719290a6ce1SLorenzo Bianconi int i, len = 0; 1720290a6ce1SLorenzo Bianconi 172185ae3aeeSLorenzo Bianconi fs_table = &hw->settings->fs_table[sensor->id]; 172285ae3aeeSLorenzo Bianconi for (i = 0; i < fs_table->fs_len; i++) 1723290a6ce1SLorenzo Bianconi len += scnprintf(buf + len, PAGE_SIZE - len, "0.%06u ", 17240f7e1728SLorenzo Bianconi fs_table->fs_avl[i].gain); 1725290a6ce1SLorenzo Bianconi buf[len - 1] = '\n'; 1726290a6ce1SLorenzo Bianconi 1727290a6ce1SLorenzo Bianconi return len; 1728290a6ce1SLorenzo Bianconi } 1729290a6ce1SLorenzo Bianconi 1730290a6ce1SLorenzo Bianconi static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(st_lsm6dsx_sysfs_sampling_frequency_avail); 1731290a6ce1SLorenzo Bianconi static IIO_DEVICE_ATTR(in_accel_scale_available, 0444, 1732290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_scale_avail, NULL, 0); 1733290a6ce1SLorenzo Bianconi static IIO_DEVICE_ATTR(in_anglvel_scale_available, 0444, 1734290a6ce1SLorenzo Bianconi st_lsm6dsx_sysfs_scale_avail, NULL, 0); 1735290a6ce1SLorenzo Bianconi 1736290a6ce1SLorenzo Bianconi static struct attribute *st_lsm6dsx_acc_attributes[] = { 1737290a6ce1SLorenzo Bianconi &iio_dev_attr_sampling_frequency_available.dev_attr.attr, 1738290a6ce1SLorenzo Bianconi &iio_dev_attr_in_accel_scale_available.dev_attr.attr, 1739290a6ce1SLorenzo Bianconi NULL, 1740290a6ce1SLorenzo Bianconi }; 1741290a6ce1SLorenzo Bianconi 1742290a6ce1SLorenzo Bianconi static const struct attribute_group st_lsm6dsx_acc_attribute_group = { 1743290a6ce1SLorenzo Bianconi .attrs = st_lsm6dsx_acc_attributes, 1744290a6ce1SLorenzo Bianconi }; 1745290a6ce1SLorenzo Bianconi 1746290a6ce1SLorenzo Bianconi static const struct iio_info st_lsm6dsx_acc_info = { 1747290a6ce1SLorenzo Bianconi .attrs = &st_lsm6dsx_acc_attribute_group, 1748290a6ce1SLorenzo Bianconi .read_raw = st_lsm6dsx_read_raw, 1749290a6ce1SLorenzo Bianconi .write_raw = st_lsm6dsx_write_raw, 1750b5969abfSSean Nyekjaer .read_event_value = st_lsm6dsx_read_event, 1751b5969abfSSean Nyekjaer .write_event_value = st_lsm6dsx_write_event, 1752b5969abfSSean Nyekjaer .read_event_config = st_lsm6dsx_read_event_config, 1753b5969abfSSean Nyekjaer .write_event_config = st_lsm6dsx_write_event_config, 1754290a6ce1SLorenzo Bianconi .hwfifo_set_watermark = st_lsm6dsx_set_watermark, 1755290a6ce1SLorenzo Bianconi }; 1756290a6ce1SLorenzo Bianconi 1757290a6ce1SLorenzo Bianconi static struct attribute *st_lsm6dsx_gyro_attributes[] = { 1758290a6ce1SLorenzo Bianconi &iio_dev_attr_sampling_frequency_available.dev_attr.attr, 1759290a6ce1SLorenzo Bianconi &iio_dev_attr_in_anglvel_scale_available.dev_attr.attr, 1760290a6ce1SLorenzo Bianconi NULL, 1761290a6ce1SLorenzo Bianconi }; 1762290a6ce1SLorenzo Bianconi 1763290a6ce1SLorenzo Bianconi static const struct attribute_group st_lsm6dsx_gyro_attribute_group = { 1764290a6ce1SLorenzo Bianconi .attrs = st_lsm6dsx_gyro_attributes, 1765290a6ce1SLorenzo Bianconi }; 1766290a6ce1SLorenzo Bianconi 1767290a6ce1SLorenzo Bianconi static const struct iio_info st_lsm6dsx_gyro_info = { 1768290a6ce1SLorenzo Bianconi .attrs = &st_lsm6dsx_gyro_attribute_group, 1769290a6ce1SLorenzo Bianconi .read_raw = st_lsm6dsx_read_raw, 1770290a6ce1SLorenzo Bianconi .write_raw = st_lsm6dsx_write_raw, 1771290a6ce1SLorenzo Bianconi .hwfifo_set_watermark = st_lsm6dsx_set_watermark, 1772290a6ce1SLorenzo Bianconi }; 1773290a6ce1SLorenzo Bianconi 1774dba32904SLorenzo Bianconi static int st_lsm6dsx_of_get_drdy_pin(struct st_lsm6dsx_hw *hw, int *drdy_pin) 1775dba32904SLorenzo Bianconi { 1776dba32904SLorenzo Bianconi struct device_node *np = hw->dev->of_node; 1777dba32904SLorenzo Bianconi 1778dba32904SLorenzo Bianconi if (!np) 1779dba32904SLorenzo Bianconi return -EINVAL; 1780dba32904SLorenzo Bianconi 1781bf235277SLorenzo Bianconi return of_property_read_u32(np, "st,drdy-int-pin", drdy_pin); 1782dba32904SLorenzo Bianconi } 1783dba32904SLorenzo Bianconi 17847e906103SLorenzo Bianconi static int 17857e906103SLorenzo Bianconi st_lsm6dsx_get_drdy_reg(struct st_lsm6dsx_hw *hw, 17867e906103SLorenzo Bianconi const struct st_lsm6dsx_reg **drdy_reg) 1787dba32904SLorenzo Bianconi { 1788dba32904SLorenzo Bianconi int err = 0, drdy_pin; 1789dba32904SLorenzo Bianconi 1790dba32904SLorenzo Bianconi if (st_lsm6dsx_of_get_drdy_pin(hw, &drdy_pin) < 0) { 1791dba32904SLorenzo Bianconi struct st_sensors_platform_data *pdata; 1792dba32904SLorenzo Bianconi struct device *dev = hw->dev; 1793dba32904SLorenzo Bianconi 1794dba32904SLorenzo Bianconi pdata = (struct st_sensors_platform_data *)dev->platform_data; 1795dba32904SLorenzo Bianconi drdy_pin = pdata ? pdata->drdy_int_pin : 1; 1796dba32904SLorenzo Bianconi } 1797dba32904SLorenzo Bianconi 1798dba32904SLorenzo Bianconi switch (drdy_pin) { 1799dba32904SLorenzo Bianconi case 1: 18007e906103SLorenzo Bianconi hw->irq_routing = &hw->settings->irq_config.irq1_func; 18017e906103SLorenzo Bianconi *drdy_reg = &hw->settings->irq_config.irq1; 1802dba32904SLorenzo Bianconi break; 1803dba32904SLorenzo Bianconi case 2: 18047e906103SLorenzo Bianconi hw->irq_routing = &hw->settings->irq_config.irq2_func; 18057e906103SLorenzo Bianconi *drdy_reg = &hw->settings->irq_config.irq2; 1806dba32904SLorenzo Bianconi break; 1807dba32904SLorenzo Bianconi default: 1808dba32904SLorenzo Bianconi dev_err(hw->dev, "unsupported data ready pin\n"); 1809dba32904SLorenzo Bianconi err = -EINVAL; 1810dba32904SLorenzo Bianconi break; 1811dba32904SLorenzo Bianconi } 1812dba32904SLorenzo Bianconi 1813dba32904SLorenzo Bianconi return err; 1814dba32904SLorenzo Bianconi } 1815dba32904SLorenzo Bianconi 1816c91c1c84SLorenzo Bianconi static int st_lsm6dsx_init_shub(struct st_lsm6dsx_hw *hw) 1817c91c1c84SLorenzo Bianconi { 1818c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 1819c91c1c84SLorenzo Bianconi struct device_node *np = hw->dev->of_node; 1820c91c1c84SLorenzo Bianconi struct st_sensors_platform_data *pdata; 1821c91c1c84SLorenzo Bianconi unsigned int data; 1822c91c1c84SLorenzo Bianconi int err = 0; 1823c91c1c84SLorenzo Bianconi 1824c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 1825c91c1c84SLorenzo Bianconi 1826c91c1c84SLorenzo Bianconi pdata = (struct st_sensors_platform_data *)hw->dev->platform_data; 1827c91c1c84SLorenzo Bianconi if ((np && of_property_read_bool(np, "st,pullups")) || 1828c91c1c84SLorenzo Bianconi (pdata && pdata->pullups)) { 1829c91c1c84SLorenzo Bianconi err = st_lsm6dsx_set_page(hw, true); 1830c91c1c84SLorenzo Bianconi if (err < 0) 1831c91c1c84SLorenzo Bianconi return err; 1832c91c1c84SLorenzo Bianconi 1833c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(1, hub_settings->pullup_en.mask); 1834c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 1835c91c1c84SLorenzo Bianconi hub_settings->pullup_en.addr, 1836c91c1c84SLorenzo Bianconi hub_settings->pullup_en.mask, data); 1837c91c1c84SLorenzo Bianconi 1838c91c1c84SLorenzo Bianconi st_lsm6dsx_set_page(hw, false); 1839c91c1c84SLorenzo Bianconi 1840c91c1c84SLorenzo Bianconi if (err < 0) 1841c91c1c84SLorenzo Bianconi return err; 1842c91c1c84SLorenzo Bianconi } 1843c91c1c84SLorenzo Bianconi 1844c91c1c84SLorenzo Bianconi if (hub_settings->aux_sens.addr) { 1845c91c1c84SLorenzo Bianconi /* configure aux sensors */ 1846c91c1c84SLorenzo Bianconi err = st_lsm6dsx_set_page(hw, true); 1847c91c1c84SLorenzo Bianconi if (err < 0) 1848c91c1c84SLorenzo Bianconi return err; 1849c91c1c84SLorenzo Bianconi 1850c91c1c84SLorenzo Bianconi data = ST_LSM6DSX_SHIFT_VAL(3, hub_settings->aux_sens.mask); 1851c91c1c84SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 1852c91c1c84SLorenzo Bianconi hub_settings->aux_sens.addr, 1853c91c1c84SLorenzo Bianconi hub_settings->aux_sens.mask, data); 1854c91c1c84SLorenzo Bianconi 1855c91c1c84SLorenzo Bianconi st_lsm6dsx_set_page(hw, false); 1856c91c1c84SLorenzo Bianconi } 1857c91c1c84SLorenzo Bianconi 1858c91c1c84SLorenzo Bianconi return err; 1859c91c1c84SLorenzo Bianconi } 1860c91c1c84SLorenzo Bianconi 186121345107SLorenzo Bianconi static int st_lsm6dsx_init_hw_timer(struct st_lsm6dsx_hw *hw) 186221345107SLorenzo Bianconi { 186321345107SLorenzo Bianconi const struct st_lsm6dsx_hw_ts_settings *ts_settings; 186421345107SLorenzo Bianconi int err, val; 186521345107SLorenzo Bianconi 186621345107SLorenzo Bianconi ts_settings = &hw->settings->ts_settings; 186721345107SLorenzo Bianconi /* enable hw timestamp generation if necessary */ 186821345107SLorenzo Bianconi if (ts_settings->timer_en.addr) { 186921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->timer_en.mask); 187021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 187121345107SLorenzo Bianconi ts_settings->timer_en.addr, 187221345107SLorenzo Bianconi ts_settings->timer_en.mask, val); 187321345107SLorenzo Bianconi if (err < 0) 187421345107SLorenzo Bianconi return err; 187521345107SLorenzo Bianconi } 187621345107SLorenzo Bianconi 187721345107SLorenzo Bianconi /* enable high resolution for hw ts timer if necessary */ 187821345107SLorenzo Bianconi if (ts_settings->hr_timer.addr) { 187921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->hr_timer.mask); 188021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 188121345107SLorenzo Bianconi ts_settings->hr_timer.addr, 188221345107SLorenzo Bianconi ts_settings->hr_timer.mask, val); 188321345107SLorenzo Bianconi if (err < 0) 188421345107SLorenzo Bianconi return err; 188521345107SLorenzo Bianconi } 188621345107SLorenzo Bianconi 188721345107SLorenzo Bianconi /* enable ts queueing in FIFO if necessary */ 188821345107SLorenzo Bianconi if (ts_settings->fifo_en.addr) { 188921345107SLorenzo Bianconi val = ST_LSM6DSX_SHIFT_VAL(1, ts_settings->fifo_en.mask); 189021345107SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 189121345107SLorenzo Bianconi ts_settings->fifo_en.addr, 189221345107SLorenzo Bianconi ts_settings->fifo_en.mask, val); 189321345107SLorenzo Bianconi if (err < 0) 189421345107SLorenzo Bianconi return err; 189521345107SLorenzo Bianconi } 189621345107SLorenzo Bianconi return 0; 189721345107SLorenzo Bianconi } 189821345107SLorenzo Bianconi 1899290a6ce1SLorenzo Bianconi static int st_lsm6dsx_init_device(struct st_lsm6dsx_hw *hw) 1900290a6ce1SLorenzo Bianconi { 19017e906103SLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 1902290a6ce1SLorenzo Bianconi int err; 1903290a6ce1SLorenzo Bianconi 190419435425SLorenzo Bianconi /* device sw reset */ 190566b662a1SLorenzo Bianconi reg = &hw->settings->reset; 190666b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 190766b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1908290a6ce1SLorenzo Bianconi if (err < 0) 1909290a6ce1SLorenzo Bianconi return err; 1910290a6ce1SLorenzo Bianconi 191119435425SLorenzo Bianconi msleep(50); 191219435425SLorenzo Bianconi 191319435425SLorenzo Bianconi /* reload trimming parameter */ 191466b662a1SLorenzo Bianconi reg = &hw->settings->boot; 191566b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 191666b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 191719435425SLorenzo Bianconi if (err < 0) 191819435425SLorenzo Bianconi return err; 191919435425SLorenzo Bianconi 192019435425SLorenzo Bianconi msleep(50); 1921290a6ce1SLorenzo Bianconi 1922290a6ce1SLorenzo Bianconi /* enable Block Data Update */ 192366b662a1SLorenzo Bianconi reg = &hw->settings->bdu; 192466b662a1SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 192566b662a1SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1926290a6ce1SLorenzo Bianconi if (err < 0) 1927290a6ce1SLorenzo Bianconi return err; 1928290a6ce1SLorenzo Bianconi 1929290a6ce1SLorenzo Bianconi /* enable FIFO watermak interrupt */ 19307e906103SLorenzo Bianconi err = st_lsm6dsx_get_drdy_reg(hw, ®); 1931290a6ce1SLorenzo Bianconi if (err < 0) 1932290a6ce1SLorenzo Bianconi return err; 1933290a6ce1SLorenzo Bianconi 19347e906103SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 19357e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 193621345107SLorenzo Bianconi if (err < 0) 193721345107SLorenzo Bianconi return err; 193821345107SLorenzo Bianconi 19399db02d32SLorenzo Bianconi /* enable Latched interrupts for device events */ 19407e906103SLorenzo Bianconi if (hw->settings->irq_config.lir.addr) { 19417e906103SLorenzo Bianconi reg = &hw->settings->irq_config.lir; 19427e906103SLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 19437e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 19449db02d32SLorenzo Bianconi if (err < 0) 19459db02d32SLorenzo Bianconi return err; 194622ea5651SLorenzo Bianconi 194722ea5651SLorenzo Bianconi /* enable clear on read for latched interrupts */ 19487e906103SLorenzo Bianconi if (hw->settings->irq_config.clear_on_read.addr) { 19497e906103SLorenzo Bianconi reg = &hw->settings->irq_config.clear_on_read; 195022ea5651SLorenzo Bianconi err = regmap_update_bits(hw->regmap, 19517e906103SLorenzo Bianconi reg->addr, reg->mask, 19527e906103SLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 195322ea5651SLorenzo Bianconi if (err < 0) 195422ea5651SLorenzo Bianconi return err; 195522ea5651SLorenzo Bianconi } 19569db02d32SLorenzo Bianconi } 19579db02d32SLorenzo Bianconi 1958960506edSLorenzo Bianconi /* enable drdy-mas if available */ 1959960506edSLorenzo Bianconi if (hw->settings->drdy_mask.addr) { 1960960506edSLorenzo Bianconi reg = &hw->settings->drdy_mask; 1961960506edSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 1962960506edSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 1963960506edSLorenzo Bianconi if (err < 0) 1964960506edSLorenzo Bianconi return err; 1965960506edSLorenzo Bianconi } 1966960506edSLorenzo Bianconi 1967c91c1c84SLorenzo Bianconi err = st_lsm6dsx_init_shub(hw); 1968c91c1c84SLorenzo Bianconi if (err < 0) 1969c91c1c84SLorenzo Bianconi return err; 1970c91c1c84SLorenzo Bianconi 197121345107SLorenzo Bianconi return st_lsm6dsx_init_hw_timer(hw); 1972290a6ce1SLorenzo Bianconi } 1973290a6ce1SLorenzo Bianconi 1974290a6ce1SLorenzo Bianconi static struct iio_dev *st_lsm6dsx_alloc_iiodev(struct st_lsm6dsx_hw *hw, 1975510c0106SLorenzo Bianconi enum st_lsm6dsx_sensor_id id, 1976510c0106SLorenzo Bianconi const char *name) 1977290a6ce1SLorenzo Bianconi { 1978290a6ce1SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 1979290a6ce1SLorenzo Bianconi struct iio_dev *iio_dev; 1980290a6ce1SLorenzo Bianconi 1981290a6ce1SLorenzo Bianconi iio_dev = devm_iio_device_alloc(hw->dev, sizeof(*sensor)); 1982290a6ce1SLorenzo Bianconi if (!iio_dev) 1983290a6ce1SLorenzo Bianconi return NULL; 1984290a6ce1SLorenzo Bianconi 1985290a6ce1SLorenzo Bianconi iio_dev->modes = INDIO_DIRECT_MODE; 1986290a6ce1SLorenzo Bianconi iio_dev->dev.parent = hw->dev; 1987290a6ce1SLorenzo Bianconi iio_dev->available_scan_masks = st_lsm6dsx_available_scan_masks; 1988f48bc49bSLorenzo Bianconi iio_dev->channels = hw->settings->channels[id].chan; 1989f48bc49bSLorenzo Bianconi iio_dev->num_channels = hw->settings->channels[id].len; 1990290a6ce1SLorenzo Bianconi 1991290a6ce1SLorenzo Bianconi sensor = iio_priv(iio_dev); 1992290a6ce1SLorenzo Bianconi sensor->id = id; 1993290a6ce1SLorenzo Bianconi sensor->hw = hw; 199440dd7343SLorenzo Bianconi sensor->odr = hw->settings->odr_table[id].odr_avl[0].hz; 1995640aca3fSLorenzo Bianconi sensor->gain = hw->settings->fs_table[id].fs_avl[0].gain; 1996290a6ce1SLorenzo Bianconi sensor->watermark = 1; 1997290a6ce1SLorenzo Bianconi 1998290a6ce1SLorenzo Bianconi switch (id) { 1999290a6ce1SLorenzo Bianconi case ST_LSM6DSX_ID_ACC: 2000290a6ce1SLorenzo Bianconi iio_dev->info = &st_lsm6dsx_acc_info; 2001510c0106SLorenzo Bianconi scnprintf(sensor->name, sizeof(sensor->name), "%s_accel", 2002510c0106SLorenzo Bianconi name); 2003290a6ce1SLorenzo Bianconi break; 2004290a6ce1SLorenzo Bianconi case ST_LSM6DSX_ID_GYRO: 2005290a6ce1SLorenzo Bianconi iio_dev->info = &st_lsm6dsx_gyro_info; 2006510c0106SLorenzo Bianconi scnprintf(sensor->name, sizeof(sensor->name), "%s_gyro", 2007510c0106SLorenzo Bianconi name); 2008290a6ce1SLorenzo Bianconi break; 2009290a6ce1SLorenzo Bianconi default: 2010290a6ce1SLorenzo Bianconi return NULL; 2011290a6ce1SLorenzo Bianconi } 2012510c0106SLorenzo Bianconi iio_dev->name = sensor->name; 2013290a6ce1SLorenzo Bianconi 2014290a6ce1SLorenzo Bianconi return iio_dev; 2015290a6ce1SLorenzo Bianconi } 2016290a6ce1SLorenzo Bianconi 2017615bd378SLorenzo Bianconi static bool 2018615bd378SLorenzo Bianconi st_lsm6dsx_report_motion_event(struct st_lsm6dsx_hw *hw) 20191aabad1fSSean Nyekjaer { 2020615bd378SLorenzo Bianconi const struct st_lsm6dsx_event_settings *event_settings; 2021615bd378SLorenzo Bianconi int err, data; 2022615bd378SLorenzo Bianconi s64 timestamp; 20231aabad1fSSean Nyekjaer 2024615bd378SLorenzo Bianconi if (!hw->enable_event) 2025615bd378SLorenzo Bianconi return false; 2026615bd378SLorenzo Bianconi 2027615bd378SLorenzo Bianconi event_settings = &hw->settings->event_settings; 2028615bd378SLorenzo Bianconi err = st_lsm6dsx_read_locked(hw, event_settings->wakeup_src_reg, 2029615bd378SLorenzo Bianconi &data, sizeof(data)); 2030615bd378SLorenzo Bianconi if (err < 0) 2031615bd378SLorenzo Bianconi return false; 2032615bd378SLorenzo Bianconi 2033615bd378SLorenzo Bianconi timestamp = iio_get_time_ns(hw->iio_devs[ST_LSM6DSX_ID_ACC]); 20341aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_z_mask) && 20351aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_Z))) 20361aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20371aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20381aabad1fSSean Nyekjaer 0, 20391aabad1fSSean Nyekjaer IIO_MOD_Z, 20401aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20411aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20421aabad1fSSean Nyekjaer timestamp); 20431aabad1fSSean Nyekjaer 20441aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_y_mask) && 20451aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_Y))) 20461aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20471aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20481aabad1fSSean Nyekjaer 0, 20491aabad1fSSean Nyekjaer IIO_MOD_Y, 20501aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20511aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20521aabad1fSSean Nyekjaer timestamp); 20531aabad1fSSean Nyekjaer 20541aabad1fSSean Nyekjaer if ((data & hw->settings->event_settings.wakeup_src_x_mask) && 20551aabad1fSSean Nyekjaer (hw->enable_event & BIT(IIO_MOD_X))) 20561aabad1fSSean Nyekjaer iio_push_event(hw->iio_devs[ST_LSM6DSX_ID_ACC], 20571aabad1fSSean Nyekjaer IIO_MOD_EVENT_CODE(IIO_ACCEL, 20581aabad1fSSean Nyekjaer 0, 20591aabad1fSSean Nyekjaer IIO_MOD_X, 20601aabad1fSSean Nyekjaer IIO_EV_TYPE_THRESH, 20611aabad1fSSean Nyekjaer IIO_EV_DIR_EITHER), 20621aabad1fSSean Nyekjaer timestamp); 2063615bd378SLorenzo Bianconi 2064615bd378SLorenzo Bianconi return data & event_settings->wakeup_src_status_mask; 20651aabad1fSSean Nyekjaer } 20661aabad1fSSean Nyekjaer 20676ee6a368SSean Nyekjaer static irqreturn_t st_lsm6dsx_handler_thread(int irq, void *private) 20686ee6a368SSean Nyekjaer { 20696ee6a368SSean Nyekjaer struct st_lsm6dsx_hw *hw = private; 2070615bd378SLorenzo Bianconi bool event; 20716ee6a368SSean Nyekjaer int count; 20721aabad1fSSean Nyekjaer 2073615bd378SLorenzo Bianconi event = st_lsm6dsx_report_motion_event(hw); 20746ee6a368SSean Nyekjaer 2075a912ee4cSLorenzo Bianconi if (!hw->settings->fifo_ops.read_fifo) 2076a912ee4cSLorenzo Bianconi return event ? IRQ_HANDLED : IRQ_NONE; 2077a912ee4cSLorenzo Bianconi 20786ee6a368SSean Nyekjaer mutex_lock(&hw->fifo_lock); 20796ee6a368SSean Nyekjaer count = hw->settings->fifo_ops.read_fifo(hw); 20806ee6a368SSean Nyekjaer mutex_unlock(&hw->fifo_lock); 20816ee6a368SSean Nyekjaer 2082615bd378SLorenzo Bianconi return count || event ? IRQ_HANDLED : IRQ_NONE; 20836ee6a368SSean Nyekjaer } 20846ee6a368SSean Nyekjaer 20856ee6a368SSean Nyekjaer static int st_lsm6dsx_irq_setup(struct st_lsm6dsx_hw *hw) 20866ee6a368SSean Nyekjaer { 20876ee6a368SSean Nyekjaer struct device_node *np = hw->dev->of_node; 208831fe8d4eSLorenzo Bianconi struct st_sensors_platform_data *pdata; 208931fe8d4eSLorenzo Bianconi const struct st_lsm6dsx_reg *reg; 20906ee6a368SSean Nyekjaer unsigned long irq_type; 20916ee6a368SSean Nyekjaer bool irq_active_low; 20926ee6a368SSean Nyekjaer int err; 20936ee6a368SSean Nyekjaer 20946ee6a368SSean Nyekjaer irq_type = irqd_get_trigger_type(irq_get_irq_data(hw->irq)); 20956ee6a368SSean Nyekjaer 20966ee6a368SSean Nyekjaer switch (irq_type) { 20976ee6a368SSean Nyekjaer case IRQF_TRIGGER_HIGH: 20986ee6a368SSean Nyekjaer case IRQF_TRIGGER_RISING: 20996ee6a368SSean Nyekjaer irq_active_low = false; 21006ee6a368SSean Nyekjaer break; 21016ee6a368SSean Nyekjaer case IRQF_TRIGGER_LOW: 21026ee6a368SSean Nyekjaer case IRQF_TRIGGER_FALLING: 21036ee6a368SSean Nyekjaer irq_active_low = true; 21046ee6a368SSean Nyekjaer break; 21056ee6a368SSean Nyekjaer default: 21066ee6a368SSean Nyekjaer dev_info(hw->dev, "mode %lx unsupported\n", irq_type); 21076ee6a368SSean Nyekjaer return -EINVAL; 21086ee6a368SSean Nyekjaer } 21096ee6a368SSean Nyekjaer 211031fe8d4eSLorenzo Bianconi reg = &hw->settings->irq_config.hla; 211131fe8d4eSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 211231fe8d4eSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(irq_active_low, 211331fe8d4eSLorenzo Bianconi reg->mask)); 21146ee6a368SSean Nyekjaer if (err < 0) 21156ee6a368SSean Nyekjaer return err; 21166ee6a368SSean Nyekjaer 21176ee6a368SSean Nyekjaer pdata = (struct st_sensors_platform_data *)hw->dev->platform_data; 21186ee6a368SSean Nyekjaer if ((np && of_property_read_bool(np, "drive-open-drain")) || 21196ee6a368SSean Nyekjaer (pdata && pdata->open_drain)) { 212031fe8d4eSLorenzo Bianconi reg = &hw->settings->irq_config.od; 212131fe8d4eSLorenzo Bianconi err = regmap_update_bits(hw->regmap, reg->addr, reg->mask, 212231fe8d4eSLorenzo Bianconi ST_LSM6DSX_SHIFT_VAL(1, reg->mask)); 21236ee6a368SSean Nyekjaer if (err < 0) 21246ee6a368SSean Nyekjaer return err; 21256ee6a368SSean Nyekjaer 21266ee6a368SSean Nyekjaer irq_type |= IRQF_SHARED; 21276ee6a368SSean Nyekjaer } 21286ee6a368SSean Nyekjaer 21296ee6a368SSean Nyekjaer err = devm_request_threaded_irq(hw->dev, hw->irq, 2130a3aa17d4SSean Nyekjaer NULL, 21316ee6a368SSean Nyekjaer st_lsm6dsx_handler_thread, 21326ee6a368SSean Nyekjaer irq_type | IRQF_ONESHOT, 21336ee6a368SSean Nyekjaer "lsm6dsx", hw); 21346ee6a368SSean Nyekjaer if (err) { 21356ee6a368SSean Nyekjaer dev_err(hw->dev, "failed to request trigger irq %d\n", 21366ee6a368SSean Nyekjaer hw->irq); 21376ee6a368SSean Nyekjaer return err; 21386ee6a368SSean Nyekjaer } 21396ee6a368SSean Nyekjaer 21406ee6a368SSean Nyekjaer return 0; 21416ee6a368SSean Nyekjaer } 21426ee6a368SSean Nyekjaer 214381956a93SLorenzo Bianconi int st_lsm6dsx_probe(struct device *dev, int irq, int hw_id, 214451a8b707SLorenzo Bianconi struct regmap *regmap) 2145290a6ce1SLorenzo Bianconi { 2146b7a73b33SLorenzo Bianconi struct st_sensors_platform_data *pdata = dev->platform_data; 2147c91c1c84SLorenzo Bianconi const struct st_lsm6dsx_shub_settings *hub_settings; 2148b7a73b33SLorenzo Bianconi struct device_node *np = dev->of_node; 2149290a6ce1SLorenzo Bianconi struct st_lsm6dsx_hw *hw; 215081956a93SLorenzo Bianconi const char *name = NULL; 2151290a6ce1SLorenzo Bianconi int i, err; 2152290a6ce1SLorenzo Bianconi 2153290a6ce1SLorenzo Bianconi hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL); 2154290a6ce1SLorenzo Bianconi if (!hw) 2155290a6ce1SLorenzo Bianconi return -ENOMEM; 2156290a6ce1SLorenzo Bianconi 2157290a6ce1SLorenzo Bianconi dev_set_drvdata(dev, (void *)hw); 2158290a6ce1SLorenzo Bianconi 2159290a6ce1SLorenzo Bianconi mutex_init(&hw->fifo_lock); 2160335eaedcSLorenzo Bianconi mutex_init(&hw->conf_lock); 2161739aff87SLorenzo Bianconi mutex_init(&hw->page_lock); 2162290a6ce1SLorenzo Bianconi 216391a6b841SLorenzo Bianconi hw->buff = devm_kzalloc(dev, ST_LSM6DSX_BUFF_SIZE, GFP_KERNEL); 216491a6b841SLorenzo Bianconi if (!hw->buff) 216591a6b841SLorenzo Bianconi return -ENOMEM; 216691a6b841SLorenzo Bianconi 2167290a6ce1SLorenzo Bianconi hw->dev = dev; 2168290a6ce1SLorenzo Bianconi hw->irq = irq; 216951a8b707SLorenzo Bianconi hw->regmap = regmap; 2170290a6ce1SLorenzo Bianconi 217181956a93SLorenzo Bianconi err = st_lsm6dsx_check_whoami(hw, hw_id, &name); 2172290a6ce1SLorenzo Bianconi if (err < 0) 2173290a6ce1SLorenzo Bianconi return err; 2174290a6ce1SLorenzo Bianconi 21756ffb55e5SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_EXT0; i++) { 2176510c0106SLorenzo Bianconi hw->iio_devs[i] = st_lsm6dsx_alloc_iiodev(hw, i, name); 2177290a6ce1SLorenzo Bianconi if (!hw->iio_devs[i]) 2178290a6ce1SLorenzo Bianconi return -ENOMEM; 2179290a6ce1SLorenzo Bianconi } 2180290a6ce1SLorenzo Bianconi 2181290a6ce1SLorenzo Bianconi err = st_lsm6dsx_init_device(hw); 2182290a6ce1SLorenzo Bianconi if (err < 0) 2183290a6ce1SLorenzo Bianconi return err; 2184290a6ce1SLorenzo Bianconi 2185c91c1c84SLorenzo Bianconi hub_settings = &hw->settings->shub_settings; 2186c91c1c84SLorenzo Bianconi if (hub_settings->master_en.addr) { 2187c91c1c84SLorenzo Bianconi err = st_lsm6dsx_shub_probe(hw, name); 2188c91c1c84SLorenzo Bianconi if (err < 0) 2189c91c1c84SLorenzo Bianconi return err; 2190c91c1c84SLorenzo Bianconi } 2191c91c1c84SLorenzo Bianconi 2192290a6ce1SLorenzo Bianconi if (hw->irq > 0) { 21936ee6a368SSean Nyekjaer err = st_lsm6dsx_irq_setup(hw); 21946ee6a368SSean Nyekjaer if (err < 0) 21956ee6a368SSean Nyekjaer return err; 21966ee6a368SSean Nyekjaer 2197290a6ce1SLorenzo Bianconi err = st_lsm6dsx_fifo_setup(hw); 2198290a6ce1SLorenzo Bianconi if (err < 0) 2199290a6ce1SLorenzo Bianconi return err; 2200290a6ce1SLorenzo Bianconi } 2201290a6ce1SLorenzo Bianconi 2202290a6ce1SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 22036ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 22046ffb55e5SLorenzo Bianconi continue; 22056ffb55e5SLorenzo Bianconi 2206290a6ce1SLorenzo Bianconi err = devm_iio_device_register(hw->dev, hw->iio_devs[i]); 2207290a6ce1SLorenzo Bianconi if (err) 2208290a6ce1SLorenzo Bianconi return err; 2209290a6ce1SLorenzo Bianconi } 2210290a6ce1SLorenzo Bianconi 2211b7a73b33SLorenzo Bianconi if ((np && of_property_read_bool(np, "wakeup-source")) || 2212b7a73b33SLorenzo Bianconi (pdata && pdata->wakeup_source)) 22134c997dfaSSean Nyekjaer device_init_wakeup(dev, true); 22144c997dfaSSean Nyekjaer 2215290a6ce1SLorenzo Bianconi return 0; 2216290a6ce1SLorenzo Bianconi } 2217290a6ce1SLorenzo Bianconi EXPORT_SYMBOL(st_lsm6dsx_probe); 2218290a6ce1SLorenzo Bianconi 22193cec4850SLorenzo Bianconi static int __maybe_unused st_lsm6dsx_suspend(struct device *dev) 2220d3f77058SLorenzo Bianconi { 2221d3f77058SLorenzo Bianconi struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); 2222d3f77058SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 2223d3f77058SLorenzo Bianconi int i, err = 0; 2224d3f77058SLorenzo Bianconi 2225d3f77058SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 22266ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 22276ffb55e5SLorenzo Bianconi continue; 22286ffb55e5SLorenzo Bianconi 2229d3f77058SLorenzo Bianconi sensor = iio_priv(hw->iio_devs[i]); 2230d3f77058SLorenzo Bianconi if (!(hw->enable_mask & BIT(sensor->id))) 2231d3f77058SLorenzo Bianconi continue; 2232d3f77058SLorenzo Bianconi 22334c997dfaSSean Nyekjaer if (device_may_wakeup(dev) && 22344c997dfaSSean Nyekjaer sensor->id == ST_LSM6DSX_ID_ACC && hw->enable_event) { 22354c997dfaSSean Nyekjaer /* Enable wake from IRQ */ 22364c997dfaSSean Nyekjaer enable_irq_wake(hw->irq); 22374c997dfaSSean Nyekjaer continue; 22384c997dfaSSean Nyekjaer } 22394c997dfaSSean Nyekjaer 2240bce0d57dSLorenzo Bianconi if (sensor->id == ST_LSM6DSX_ID_EXT0 || 2241bce0d57dSLorenzo Bianconi sensor->id == ST_LSM6DSX_ID_EXT1 || 2242bce0d57dSLorenzo Bianconi sensor->id == ST_LSM6DSX_ID_EXT2) 2243bce0d57dSLorenzo Bianconi err = st_lsm6dsx_shub_set_enable(sensor, false); 2244bce0d57dSLorenzo Bianconi else 2245bce0d57dSLorenzo Bianconi err = st_lsm6dsx_sensor_set_enable(sensor, false); 2246d3f77058SLorenzo Bianconi if (err < 0) 2247d3f77058SLorenzo Bianconi return err; 2248bce0d57dSLorenzo Bianconi 2249bce0d57dSLorenzo Bianconi hw->suspend_mask |= BIT(sensor->id); 2250d3f77058SLorenzo Bianconi } 2251d3f77058SLorenzo Bianconi 2252d3f77058SLorenzo Bianconi if (hw->fifo_mode != ST_LSM6DSX_FIFO_BYPASS) 2253d3f77058SLorenzo Bianconi err = st_lsm6dsx_flush_fifo(hw); 2254d3f77058SLorenzo Bianconi 2255d3f77058SLorenzo Bianconi return err; 2256d3f77058SLorenzo Bianconi } 2257d3f77058SLorenzo Bianconi 22583cec4850SLorenzo Bianconi static int __maybe_unused st_lsm6dsx_resume(struct device *dev) 2259d3f77058SLorenzo Bianconi { 2260d3f77058SLorenzo Bianconi struct st_lsm6dsx_hw *hw = dev_get_drvdata(dev); 2261d3f77058SLorenzo Bianconi struct st_lsm6dsx_sensor *sensor; 2262d3f77058SLorenzo Bianconi int i, err = 0; 2263d3f77058SLorenzo Bianconi 2264d3f77058SLorenzo Bianconi for (i = 0; i < ST_LSM6DSX_ID_MAX; i++) { 22656ffb55e5SLorenzo Bianconi if (!hw->iio_devs[i]) 22666ffb55e5SLorenzo Bianconi continue; 22676ffb55e5SLorenzo Bianconi 2268d3f77058SLorenzo Bianconi sensor = iio_priv(hw->iio_devs[i]); 22694c997dfaSSean Nyekjaer if (device_may_wakeup(dev) && 22704c997dfaSSean Nyekjaer sensor->id == ST_LSM6DSX_ID_ACC && hw->enable_event) 22714c997dfaSSean Nyekjaer disable_irq_wake(hw->irq); 22724c997dfaSSean Nyekjaer 2273bce0d57dSLorenzo Bianconi if (!(hw->suspend_mask & BIT(sensor->id))) 2274d3f77058SLorenzo Bianconi continue; 2275d3f77058SLorenzo Bianconi 2276bce0d57dSLorenzo Bianconi if (sensor->id == ST_LSM6DSX_ID_EXT0 || 2277bce0d57dSLorenzo Bianconi sensor->id == ST_LSM6DSX_ID_EXT1 || 2278bce0d57dSLorenzo Bianconi sensor->id == ST_LSM6DSX_ID_EXT2) 2279bce0d57dSLorenzo Bianconi err = st_lsm6dsx_shub_set_enable(sensor, true); 2280bce0d57dSLorenzo Bianconi else 2281bce0d57dSLorenzo Bianconi err = st_lsm6dsx_sensor_set_enable(sensor, true); 2282d3f77058SLorenzo Bianconi if (err < 0) 2283d3f77058SLorenzo Bianconi return err; 2284bce0d57dSLorenzo Bianconi 2285bce0d57dSLorenzo Bianconi hw->suspend_mask &= ~BIT(sensor->id); 2286d3f77058SLorenzo Bianconi } 2287d3f77058SLorenzo Bianconi 2288d3f77058SLorenzo Bianconi if (hw->enable_mask) 2289d3f77058SLorenzo Bianconi err = st_lsm6dsx_set_fifo_mode(hw, ST_LSM6DSX_FIFO_CONT); 2290d3f77058SLorenzo Bianconi 2291d3f77058SLorenzo Bianconi return err; 2292d3f77058SLorenzo Bianconi } 2293d3f77058SLorenzo Bianconi 2294d3f77058SLorenzo Bianconi const struct dev_pm_ops st_lsm6dsx_pm_ops = { 2295d3f77058SLorenzo Bianconi SET_SYSTEM_SLEEP_PM_OPS(st_lsm6dsx_suspend, st_lsm6dsx_resume) 2296d3f77058SLorenzo Bianconi }; 2297d3f77058SLorenzo Bianconi EXPORT_SYMBOL(st_lsm6dsx_pm_ops); 2298d3f77058SLorenzo Bianconi 2299290a6ce1SLorenzo Bianconi MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi@st.com>"); 2300290a6ce1SLorenzo Bianconi MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); 2301290a6ce1SLorenzo Bianconi MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx driver"); 2302290a6ce1SLorenzo Bianconi MODULE_LICENSE("GPL v2"); 2303