zephyr/drivers/sensor/st/lis2dux12/lis2dux12.h

87 lines
2.0 KiB
C

/* ST Microelectronics LIS2DUX12 3-axis accelerometer driver
*
* Copyright (c) 2024 STMicroelectronics
*
* SPDX-License-Identifier: Apache-2.0
*
* Datasheet:
* https://www.st.com/resource/en/datasheet/lis2dux12.pdf
*/
#ifndef ZEPHYR_DRIVERS_SENSOR_LIS2DUX12_LIS2DUX12_H_
#define ZEPHYR_DRIVERS_SENSOR_LIS2DUX12_LIS2DUX12_H_
#include <zephyr/types.h>
#include <zephyr/drivers/sensor.h>
#include <zephyr/drivers/gpio.h>
#include <stmemsc.h>
#include "lis2dux12_reg.h"
#if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi)
#include <zephyr/drivers/spi.h>
#endif /* DT_ANY_INST_ON_BUS_STATUS_OKAY(spi) */
#if DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c)
#include <zephyr/drivers/i2c.h>
#endif /* DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c) */
struct lis2dux12_config {
stmdev_ctx_t ctx;
union {
#if DT_ANY_INST_ON_BUS_STATUS_OKAY(i2c)
const struct i2c_dt_spec i2c;
#endif
#if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi)
const struct spi_dt_spec spi;
#endif
} stmemsc_cfg;
uint8_t range;
uint8_t pm;
uint8_t odr;
#ifdef CONFIG_LIS2DUX12_TRIGGER
const struct gpio_dt_spec int1_gpio;
const struct gpio_dt_spec int2_gpio;
uint8_t drdy_pin;
bool trig_enabled;
#endif
};
struct lis2dux12_data {
int sample_x;
int sample_y;
int sample_z;
float gain;
#ifdef CONFIG_LIS2DUX12_ENABLE_TEMP
int sample_temp;
#endif
#ifdef CONFIG_LIS2DUX12_TRIGGER
struct gpio_dt_spec *drdy_gpio;
struct gpio_callback gpio_cb;
const struct sensor_trigger *data_ready_trigger;
sensor_trigger_handler_t data_ready_handler;
const struct device *dev;
#if defined(CONFIG_LIS2DUX12_TRIGGER_OWN_THREAD)
K_KERNEL_STACK_MEMBER(thread_stack, CONFIG_LIS2DUX12_THREAD_STACK_SIZE);
struct k_thread thread;
struct k_sem trig_sem;
#elif defined(CONFIG_LIS2DUX12_TRIGGER_GLOBAL_THREAD)
struct k_work work;
#endif
#endif /* CONFIG_LIS2DUX12_TRIGGER */
};
#ifdef CONFIG_LIS2DUX12_TRIGGER
int lis2dux12_trigger_set(const struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
int lis2dux12_trigger_init(const struct device *dev);
#endif
#endif /* ZEPHYR_DRIVERS_SENSOR_LIS2DUX12_LIS2DUX12_H_ */