8e32b5ee0a
Introduce support for Texas Instruments TMAG5170 high-precision linear 3D Hall-effect SPI sensor. This driver allows to configure measurements on magnetic and temperature channels. It is also possible to read rotation of the magnet. Signed-off-by: Michal Morsisko <morsisko@gmail.com>
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
/*
|
|
* Copyright (c) 2023 Michal Morsisko
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef ZEPHYR_DRIVERS_SENSOR_TMAG5170_TMAG5170_H_
|
|
#define ZEPHYR_DRIVERS_SENSOR_TMAG5170_TMAG5170_H_
|
|
|
|
#include <zephyr/device.h>
|
|
#include <zephyr/drivers/gpio.h>
|
|
#include <zephyr/drivers/spi.h>
|
|
#include <zephyr/sys/util.h>
|
|
|
|
struct tmag5170_dev_config {
|
|
struct spi_dt_spec bus;
|
|
uint8_t magnetic_channels;
|
|
uint8_t x_range;
|
|
uint8_t y_range;
|
|
uint8_t z_range;
|
|
uint8_t oversampling;
|
|
bool tempeature_measurement;
|
|
uint8_t magnet_type;
|
|
uint8_t angle_measurement;
|
|
bool disable_temperature_oversampling;
|
|
uint8_t sleep_time;
|
|
uint8_t operating_mode;
|
|
#if defined(CONFIG_TMAG5170_TRIGGER)
|
|
struct gpio_dt_spec int_gpio;
|
|
#endif
|
|
};
|
|
|
|
struct tmag5170_data {
|
|
uint8_t chip_revision;
|
|
uint16_t x;
|
|
uint16_t y;
|
|
uint16_t z;
|
|
uint16_t temperature;
|
|
uint16_t angle;
|
|
#if defined(CONFIG_TMAG5170_TRIGGER)
|
|
struct gpio_callback gpio_cb;
|
|
sensor_trigger_handler_t handler_drdy;
|
|
const struct sensor_trigger *trigger_drdy;
|
|
const struct device *dev;
|
|
#endif
|
|
|
|
#if defined(CONFIG_TMAG5170_TRIGGER_OWN_THREAD)
|
|
struct k_sem sem;
|
|
struct k_thread thread;
|
|
|
|
K_THREAD_STACK_MEMBER(thread_stack,
|
|
CONFIG_TMAG5170_THREAD_STACK_SIZE);
|
|
#elif defined(CONFIG_TMAG5170_TRIGGER_GLOBAL_THREAD)
|
|
struct k_work work;
|
|
#endif
|
|
};
|
|
|
|
#if defined(CONFIG_TMAG5170_TRIGGER)
|
|
int tmag5170_trigger_set(const struct device *dev,
|
|
const struct sensor_trigger *trig,
|
|
sensor_trigger_handler_t handler);
|
|
|
|
int tmag5170_trigger_init(const struct device *dev);
|
|
#endif
|
|
|
|
#endif /* ZEPHYR_DRIVERS_SENSOR_TMAG5170_TMAG5170_H_ */
|