zephyr/drivers/sensor/sx9500/sx9500.h

71 lines
1.6 KiB
C

/*
* Copyright (c) 2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_DRIVERS_SENSOR_SX9500_SX9500_H_
#define ZEPHYR_DRIVERS_SENSOR_SX9500_SX9500_H_
#include <zephyr/types.h>
#include <zephyr/device.h>
#include <zephyr/drivers/i2c.h>
#define SX9500_REG_IRQ_SRC 0x00
#define SX9500_REG_STAT 0x01
#define SX9500_REG_IRQ_MSK 0x03
#define SX9500_REG_PROX_CTRL0 0x06
#define SX9500_REG_PROX_CTRL1 0x07
/* These are used both in the IRQ_SRC register, to identify which
* interrupt occur, and in the IRQ_MSK register, to enable specific
* interrupts.
*/
#define SX9500_CONV_DONE_IRQ (1 << 3)
#define SX9500_NEAR_FAR_IRQ ((1 << 5) | (1 << 6))
struct sx9500_config {
struct i2c_dt_spec i2c;
#ifdef CONFIG_SX9500_TRIGGER
struct gpio_dt_spec int_gpio;
#endif
};
struct sx9500_data {
uint8_t prox_stat;
struct gpio_callback gpio_cb;
#ifdef CONFIG_SX9500_TRIGGER_OWN_THREAD
struct k_sem sem;
#endif
#ifdef CONFIG_SX9500_TRIGGER_GLOBAL_THREAD
struct k_work work;
#endif
#ifdef CONFIG_SX9500_TRIGGER
const struct device *dev;
const struct sensor_trigger *trigger_drdy;
const struct sensor_trigger *trigger_near_far;
sensor_trigger_handler_t handler_drdy;
sensor_trigger_handler_t handler_near_far;
#endif
};
#ifdef CONFIG_SX9500_TRIGGER
int sx9500_setup_interrupt(const struct device *dev);
int sx9500_trigger_set(const struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
#else
static inline int sx9500_setup_interrupt(const struct device *dev)
{
return 0;
}
#endif
#endif /* ZEPHYR_DRIVERS_SENSOR_SX9500_SX9500_H_ */