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