/* * Copyright (c) 2018 Analog Devices Inc. * * SPDX-License-Identifier: Apache-2.0 */ #ifndef ZEPHYR_DRIVERS_SENSOR_ADXL372_ADXL372_H_ #define ZEPHYR_DRIVERS_SENSOR_ADXL372_ADXL372_H_ #include #include #include #include #include #include #if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi) #include #endif /* DT_ANY_INST_ON_BUS_STATUS_OKAY(spi) */ #if DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c) #include #endif /* DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c) */ /* * ADXL372 registers definition */ #define ADXL372_DEVID 0x00u /* Analog Devices accelerometer ID */ #define ADXL372_DEVID_MST 0x01u /* Analog Devices MEMS device ID */ #define ADXL372_PARTID 0x02u /* Device ID */ #define ADXL372_REVID 0x03u /* product revision ID*/ #define ADXL372_STATUS_1 0x04u /* Status register 1 */ #define ADXL372_STATUS_2 0x05u /* Status register 2 */ #define ADXL372_FIFO_ENTRIES_2 0x06u /* Valid data samples in the FIFO */ #define ADXL372_FIFO_ENTRIES_1 0x07u /* Valid data samples in the FIFO */ #define ADXL372_X_DATA_H 0x08u /* X-axis acceleration data [11:4] */ #define ADXL372_X_DATA_L 0x09u /* X-axis acceleration data [3:0] */ #define ADXL372_Y_DATA_H 0x0Au /* Y-axis acceleration data [11:4] */ #define ADXL372_Y_DATA_L 0x0Bu /* Y-axis acceleration data [3:0] */ #define ADXL372_Z_DATA_H 0x0Cu /* Z-axis acceleration data [11:4] */ #define ADXL372_Z_DATA_L 0x0Du /* Z-axis acceleration data [3:0] */ #define ADXL372_X_MAXPEAK_H 0x15u /* X-axis MaxPeak acceleration data */ #define ADXL372_X_MAXPEAK_L 0x16u /* X-axis MaxPeak acceleration data */ #define ADXL372_Y_MAXPEAK_H 0x17u /* Y-axis MaxPeak acceleration data */ #define ADXL372_Y_MAXPEAK_L 0x18u /* Y-axis MaxPeak acceleration data */ #define ADXL372_Z_MAXPEAK_H 0x19u /* Z-axis MaxPeak acceleration data */ #define ADXL372_Z_MAXPEAK_L 0x1Au /* Z-axis MaxPeak acceleration data */ #define ADXL372_OFFSET_X 0x20u /* X axis offset */ #define ADXL372_OFFSET_Y 0x21u /* Y axis offset */ #define ADXL372_OFFSET_Z 0x22u /* Z axis offset */ #define ADXL372_X_THRESH_ACT_H 0x23u /* X axis Activity Threshold [15:8] */ #define ADXL372_X_THRESH_ACT_L 0x24u /* X axis Activity Threshold [7:0] */ #define ADXL372_Y_THRESH_ACT_H 0x25u /* Y axis Activity Threshold [15:8] */ #define ADXL372_Y_THRESH_ACT_L 0x26u /* Y axis Activity Threshold [7:0] */ #define ADXL372_Z_THRESH_ACT_H 0x27u /* Z axis Activity Threshold [15:8] */ #define ADXL372_Z_THRESH_ACT_L 0x28u /* Z axis Activity Threshold [7:0] */ #define ADXL372_TIME_ACT 0x29u /* Activity Time */ #define ADXL372_X_THRESH_INACT_H 0x2Au /* X axis Inactivity Threshold */ #define ADXL372_X_THRESH_INACT_L 0x2Bu /* X axis Inactivity Threshold */ #define ADXL372_Y_THRESH_INACT_H 0x2Cu /* Y axis Inactivity Threshold */ #define ADXL372_Y_THRESH_INACT_L 0x2Du /* Y axis Inactivity Threshold */ #define ADXL372_Z_THRESH_INACT_H 0x2Eu /* Z axis Inactivity Threshold */ #define ADXL372_Z_THRESH_INACT_L 0x2Fu /* Z axis Inactivity Threshold */ #define ADXL372_TIME_INACT_H 0x30u /* Inactivity Time [15:8] */ #define ADXL372_TIME_INACT_L 0x31u /* Inactivity Time [7:0] */ #define ADXL372_X_THRESH_ACT2_H 0x32u /* X axis Activity2 Threshold [15:8] */ #define ADXL372_X_THRESH_ACT2_L 0x33u /* X axis Activity2 Threshold [7:0] */ #define ADXL372_Y_THRESH_ACT2_H 0x34u /* Y axis Activity2 Threshold [15:8] */ #define ADXL372_Y_THRESH_ACT2_L 0x35u /* Y axis Activity2 Threshold [7:0] */ #define ADXL372_Z_THRESH_ACT2_H 0x36u /* Z axis Activity2 Threshold [15:8] */ #define ADXL372_Z_THRESH_ACT2_L 0x37u /* Z axis Activity2 Threshold [7:0] */ #define ADXL372_HPF 0x38u /* High Pass Filter */ #define ADXL372_FIFO_SAMPLES 0x39u /* FIFO Samples */ #define ADXL372_FIFO_CTL 0x3Au /* FIFO Control */ #define ADXL372_INT1_MAP 0x3Bu /* Interrupt 1 mapping control */ #define ADXL372_INT2_MAP 0x3Cu /* Interrupt 2 mapping control */ #define ADXL372_TIMING 0x3Du /* Timing */ #define ADXL372_MEASURE 0x3Eu /* Measure */ #define ADXL372_POWER_CTL 0x3Fu /* Power control */ #define ADXL372_SELF_TEST 0x40u /* Self Test */ #define ADXL372_RESET 0x41u /* Reset */ #define ADXL372_FIFO_DATA 0x42u /* FIFO Data */ #define ADXL372_DEVID_VAL 0xADu /* Analog Devices accelerometer ID */ #define ADXL372_MST_DEVID_VAL 0x1Du /* Analog Devices MEMS device ID */ #define ADXL372_PARTID_VAL 0xFAu /* Device ID */ #define ADXL372_REVID_VAL 0x02u /* product revision ID*/ #define ADXL372_RESET_CODE 0x52u /* Writing code 0x52 resets the device */ #define ADXL372_READ 0x01u #define ADXL372_REG_READ(x) (((x & 0xFF) << 1) | ADXL372_READ) #define ADXL372_REG_WRITE(x) ((x & 0xFF) << 1) #define ADXL372_TO_I2C_REG(x) ((x) >> 1) /* ADXL372_POWER_CTL */ #define ADXL372_POWER_CTL_INSTANT_ON_TH_MSK BIT(5) #define ADXL372_POWER_CTL_INSTANT_ON_TH_MODE(x) (((x) & 0x1) << 5) #define ADXL372_POWER_CTL_FIL_SETTLE_MSK BIT(4) #define ADXL372_POWER_CTL_FIL_SETTLE_MODE(x) (((x) & 0x1) << 4) #define ADXL372_POWER_CTL_LPF_DIS_MSK BIT(3) #define ADXL372_POWER_CTL_LPF_DIS_MODE(x) (((x) & 0x1) << 3) #define ADXL372_POWER_CTL_HPF_DIS_MSK BIT(2) #define ADXL372_POWER_CTL_HPF_DIS_MODE(x) (((x) & 0x1) << 2) #define ADXL372_POWER_CTL_MODE_MSK GENMASK(1, 0) #define ADXL372_POWER_CTL_MODE(x) (((x) & 0x3) << 0) /* ADXL372_MEASURE */ #define ADXL372_MEASURE_AUTOSLEEP_MSK BIT(6) #define ADXL372_MEASURE_AUTOSLEEP_MODE(x) (((x) & 0x1) << 6) #define ADXL372_MEASURE_LINKLOOP_MSK GENMASK(5, 4) #define ADXL372_MEASURE_LINKLOOP_MODE(x) (((x) & 0x3) << 4) #define ADXL372_MEASURE_LOW_NOISE_MSK BIT(3) #define ADXL372_MEASURE_LOW_NOISE_MODE(x) (((x) & 0x1) << 3) #define ADXL372_MEASURE_BANDWIDTH_MSK GENMASK(2, 0) #define ADXL372_MEASURE_BANDWIDTH_MODE(x) (((x) & 0x7) << 0) /* ADXL372_TIMING */ #define ADXL372_TIMING_ODR_MSK GENMASK(7, 5) #define ADXL372_TIMING_ODR_MODE(x) (((x) & 0x7) << 5) #define ADXL372_TIMING_WAKE_UP_RATE_MSK GENMASK(4, 2) #define ADXL372_TIMING_WAKE_UP_RATE_MODE(x) (((x) & 0x7) << 2) #define ADXL372_TIMING_EXT_CLK_MSK BIT(1) #define ADXL372_TIMING_EXT_CLK_MODE(x) (((x) & 0x1) << 1) #define ADXL372_TIMING_EXT_SYNC_MSK BIT(0) #define ADXL372_TIMING_EXT_SYNC_MODE(x) (((x) & 0x1) << 0) /* ADXL372_FIFO_CTL */ #define ADXL372_FIFO_CTL_FORMAT_MSK GENMASK(5, 3) #define ADXL372_FIFO_CTL_FORMAT_MODE(x) (((x) & 0x7) << 3) #define ADXL372_FIFO_CTL_MODE_MSK GENMASK(2, 1) #define ADXL372_FIFO_CTL_MODE_MODE(x) (((x) & 0x3) << 1) #define ADXL372_FIFO_CTL_SAMPLES_MSK BIT(0) #define ADXL372_FIFO_CTL_SAMPLES_MODE(x) (((x) > 0xFF) ? 1 : 0) /* ADXL372_STATUS_1 */ #define ADXL372_STATUS_1_DATA_RDY(x) (((x) >> 0) & 0x1) #define ADXL372_STATUS_1_FIFO_RDY(x) (((x) >> 1) & 0x1) #define ADXL372_STATUS_1_FIFO_FULL(x) (((x) >> 2) & 0x1) #define ADXL372_STATUS_1_FIFO_OVR(x) (((x) >> 3) & 0x1) #define ADXL372_STATUS_1_USR_NVM_BUSY(x) (((x) >> 5) & 0x1) #define ADXL372_STATUS_1_AWAKE(x) (((x) >> 6) & 0x1) #define ADXL372_STATUS_1_ERR_USR_REGS(x) (((x) >> 7) & 0x1) /* ADXL372_STATUS_2 */ #define ADXL372_STATUS_2_INACT(x) (((x) >> 4) & 0x1) #define ADXL372_STATUS_2_ACTIVITY(x) (((x) >> 5) & 0x1) #define ADXL372_STATUS_2_ACTIVITY2(x) (((x) >> 6) & 0x1) /* ADXL372_INT1_MAP */ #define ADXL372_INT1_MAP_DATA_RDY_MSK BIT(0) #define ADXL372_INT1_MAP_DATA_RDY_MODE(x) (((x) & 0x1) << 0) #define ADXL372_INT1_MAP_FIFO_RDY_MSK BIT(1) #define ADXL372_INT1_MAP_FIFO_RDY_MODE(x) (((x) & 0x1) << 1) #define ADXL372_INT1_MAP_FIFO_FULL_MSK BIT(2) #define ADXL372_INT1_MAP_FIFO_FULL_MODE(x) (((x) & 0x1) << 2) #define ADXL372_INT1_MAP_FIFO_OVR_MSK BIT(3) #define ADXL372_INT1_MAP_FIFO_OVR_MODE(x) (((x) & 0x1) << 3) #define ADXL372_INT1_MAP_INACT_MSK BIT(4) #define ADXL372_INT1_MAP_INACT_MODE(x) (((x) & 0x1) << 4) #define ADXL372_INT1_MAP_ACT_MSK BIT(5) #define ADXL372_INT1_MAP_ACT_MODE(x) (((x) & 0x1) << 5) #define ADXL372_INT1_MAP_AWAKE_MSK BIT(6) #define ADXL372_INT1_MAP_AWAKE_MODE(x) (((x) & 0x1) << 6) #define ADXL372_INT1_MAP_LOW_MSK BIT(7) #define ADXL372_INT1_MAP_LOW_MODE(x) (((x) & 0x1) << 7) /* ADXL372_INT2_MAP */ #define ADXL372_INT2_MAP_DATA_RDY_MSK BIT(0) #define ADXL372_INT2_MAP_DATA_RDY_MODE(x) (((x) & 0x1) << 0) #define ADXL372_INT2_MAP_FIFO_RDY_MSK BIT(1) #define ADXL372_INT2_MAP_FIFO_RDY_MODE(x) (((x) & 0x1) << 1) #define ADXL372_INT2_MAP_FIFO_FULL_MSK BIT(2) #define ADXL372_INT2_MAP_FIFO_FULL_MODE(x) (((x) & 0x1) << 2) #define ADXL372_INT2_MAP_FIFO_OVR_MSK BIT(3) #define ADXL372_INT2_MAP_FIFO_OVR_MODE(x) (((x) & 0x1) << 3) #define ADXL372_INT2_MAP_INACT_MSK BIT(4) #define ADXL372_INT2_MAP_INACT_MODE(x) (((x) & 0x1) << 4) #define ADXL372_INT2_MAP_ACT_MSK BIT(5) #define ADXL372_INT2_MAP_ACT_MODE(x) (((x) & 0x1) << 5) #define ADXL372_INT2_MAP_AWAKE_MSK BIT(6) #define ADXL372_INT2_MAP_AWAKE_MODE(x) (((x) & 0x1) << 6) #define ADXL372_INT2_MAP_LOW_MSK BIT(7) #define ADXL372_INT2_MAP_LOW_MODE(x) (((x) & 0x1) << 7) /* ADXL372_HPF */ #define ADXL372_HPF_CORNER(x) (((x) & 0x3) << 0) enum adxl372_axis { ADXL372_X_AXIS, ADXL372_Y_AXIS, ADXL372_Z_AXIS }; enum adxl372_op_mode { ADXL372_STANDBY, ADXL372_WAKE_UP, ADXL372_INSTANT_ON, ADXL372_FULL_BW_MEASUREMENT }; enum adxl372_bandwidth { ADXL372_BW_200HZ, ADXL372_BW_400HZ, ADXL372_BW_800HZ, ADXL372_BW_1600HZ, ADXL372_BW_3200HZ, ADXL372_BW_LPF_DISABLED = 0xC, }; enum adxl372_hpf_corner { ADXL372_HPF_CORNER_0, ADXL372_HPF_CORNER_1, ADXL372_HPF_CORNER_2, ADXL372_HPF_CORNER_3, ADXL372_HPF_DISABLED, }; enum adxl372_act_proc_mode { ADXL372_DEFAULT, ADXL372_LINKED, ADXL372_LOOPED }; enum adxl372_odr { ADXL372_ODR_400HZ, ADXL372_ODR_800HZ, ADXL372_ODR_1600HZ, ADXL372_ODR_3200HZ, ADXL372_ODR_6400HZ }; enum adxl372_instant_on_th_mode { ADXL372_INSTANT_ON_LOW_TH, ADXL372_INSTANT_ON_HIGH_TH }; enum adxl372_wakeup_rate { ADXL372_WUR_52ms, ADXL372_WUR_104ms, ADXL372_WUR_208ms, ADXL372_WUR_512ms, ADXL372_WUR_2048ms, ADXL372_WUR_4096ms, ADXL372_WUR_8192ms, ADXL372_WUR_24576ms }; enum adxl372_filter_settle { ADXL372_FILTER_SETTLE_370, ADXL372_FILTER_SETTLE_16 }; enum adxl372_fifo_format { ADXL372_XYZ_FIFO, ADXL372_X_FIFO, ADXL372_Y_FIFO, ADXL372_XY_FIFO, ADXL372_Z_FIFO, ADXL372_XZ_FIFO, ADXL372_YZ_FIFO, ADXL372_XYZ_PEAK_FIFO, }; enum adxl372_fifo_mode { ADXL372_FIFO_BYPASSED, ADXL372_FIFO_STREAMED, ADXL372_FIFO_TRIGGERED, ADXL372_FIFO_OLD_SAVED }; struct adxl372_fifo_config { enum adxl372_fifo_mode fifo_mode; enum adxl372_fifo_format fifo_format; uint16_t fifo_samples; }; struct adxl372_activity_threshold { uint16_t thresh; bool referenced; bool enable; }; struct adxl372_xyz_accel_data { int16_t x; int16_t y; int16_t z; }; struct adxl372_transfer_function { int (*read_reg_multiple)(const struct device *dev, uint8_t reg_addr, uint8_t *value, uint16_t len); int (*write_reg)(const struct device *dev, uint8_t reg_addr, uint8_t value); int (*read_reg)(const struct device *dev, uint8_t reg_addr, uint8_t *value); int (*write_reg_mask)(const struct device *dev, uint8_t reg_addr, uint32_t mask, uint8_t value); }; struct adxl372_data { struct adxl372_xyz_accel_data sample; const struct adxl372_transfer_function *hw_tf; struct adxl372_fifo_config fifo_config; enum adxl372_act_proc_mode act_proc_mode; #ifdef CONFIG_ADXL372_TRIGGER struct gpio_callback gpio_cb; sensor_trigger_handler_t th_handler; const struct sensor_trigger *th_trigger; sensor_trigger_handler_t drdy_handler; const struct sensor_trigger *drdy_trigger; const struct device *dev; #if defined(CONFIG_ADXL372_TRIGGER_OWN_THREAD) K_KERNEL_STACK_MEMBER(thread_stack, CONFIG_ADXL372_THREAD_STACK_SIZE); struct k_sem gpio_sem; struct k_thread thread; #elif defined(CONFIG_ADXL372_TRIGGER_GLOBAL_THREAD) struct k_work work; #endif #endif /* CONFIG_ADXL372_TRIGGER */ }; struct adxl372_dev_config { #if DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c) struct i2c_dt_spec i2c; #endif #if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi) struct spi_dt_spec spi; #endif int (*bus_init)(const struct device *dev); #ifdef CONFIG_ADXL372_TRIGGER struct gpio_dt_spec interrupt; #endif enum adxl372_bandwidth bw; enum adxl372_hpf_corner hpf; enum adxl372_odr odr; bool max_peak_detect_mode; /* Device Settings */ bool autosleep; struct adxl372_activity_threshold activity_th; struct adxl372_activity_threshold activity2_th; struct adxl372_activity_threshold inactivity_th; struct adxl372_fifo_config fifo_config; enum adxl372_wakeup_rate wur; enum adxl372_instant_on_th_mode th_mode; enum adxl372_filter_settle filter_settle; enum adxl372_op_mode op_mode; uint16_t inactivity_time; uint8_t activity_time; uint8_t int1_config; uint8_t int2_config; }; int adxl372_spi_init(const struct device *dev); int adxl372_i2c_init(const struct device *dev); #ifdef CONFIG_ADXL372_TRIGGER int adxl372_get_status(const struct device *dev, uint8_t *status1, uint8_t *status2, uint16_t *fifo_entries); int adxl372_trigger_set(const struct device *dev, const struct sensor_trigger *trig, sensor_trigger_handler_t handler); int adxl372_init_interrupt(const struct device *dev); #endif /* CONFIG_ADXL372_TRIGGER */ #endif /* ZEPHYR_DRIVERS_SENSOR_ADXL372_ADXL372_H_ */