zephyr/drivers/sensor/sx9500/sx9500.h

78 lines
2.0 KiB
C

/*
* Copyright (c) 2016 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __SENSOR_SX9500_H__
#define __SENSOR_SX9500_H__
#include <stdint.h>
#include <device.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_data {
struct device *i2c_master;
uint16_t i2c_slave_addr;
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;
struct device *dev;
#endif
#ifdef CONFIG_SX9500_TRIGGER
struct sensor_trigger trigger_drdy;
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(struct device *dev);
int sx9500_trigger_set(struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
#else
static inline int sx9500_setup_interrupt(struct device *dev)
{
return 0;
}
#endif
#define SYS_LOG_DOMAIN "SX9500"
#define SYS_LOG_LEVEL CONFIG_SYS_LOG_SENSOR_LEVEL
#include <misc/sys_log.h>
#endif /* __SENSOR_SX9500_H__ */