zephyr/drivers/sensor/hts221/hts221.h

88 lines
2.1 KiB
C

/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_SENSOR_HTS221_HTS221_H_
#define ZEPHYR_DRIVERS_SENSOR_HTS221_HTS221_H_
#include <zephyr/device.h>
#include <zephyr/sys/util.h>
#include <zephyr/types.h>
#include <stmemsc.h>
#include <zephyr/drivers/gpio.h>
#include <zephyr/drivers/sensor.h>
#include "hts221_reg.h"
#define HTS221_AUTOINCREMENT_ADDR BIT(7)
#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 hts221_data {
int16_t rh_sample;
int16_t t_sample;
uint8_t h0_rh_x2;
uint8_t h1_rh_x2;
uint16_t t0_degc_x8;
uint16_t t1_degc_x8;
int16_t h0_t0_out;
int16_t h1_t0_out;
int16_t t0_out;
int16_t t1_out;
#ifdef CONFIG_HTS221_TRIGGER
const struct device *dev;
struct gpio_callback drdy_cb;
struct sensor_trigger data_ready_trigger;
sensor_trigger_handler_t data_ready_handler;
#if defined(CONFIG_HTS221_TRIGGER_OWN_THREAD)
K_KERNEL_STACK_MEMBER(thread_stack, CONFIG_HTS221_THREAD_STACK_SIZE);
struct k_thread thread;
struct k_sem drdy_sem;
#elif defined(CONFIG_HTS221_TRIGGER_GLOBAL_THREAD)
struct k_work work;
#endif
#endif /* CONFIG_HTS221_TRIGGER */
};
struct hts221_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;
#ifdef CONFIG_HTS221_TRIGGER
const struct gpio_dt_spec gpio_drdy;
const struct gpio_dt_spec gpio_int;
#endif /* CONFIG_HTS221_TRIGGER */
};
#ifdef CONFIG_HTS221_TRIGGER
int hts221_trigger_set(const struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
int hts221_init_interrupt(const struct device *dev);
#endif /* CONFIG_HTS221_TRIGGER */
int hts221_spi_init(const struct device *dev);
int hts221_i2c_init(const struct device *dev);
#endif /* ZEPHYR_DRIVERS_SENSOR_HTS221_HTS221_H_ */