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