mirror of
https://github.com/zephyrproject-rtos/zephyr
synced 2025-08-16 08:06:07 +00:00
ccad5bf3e3
Convert code to use u{8,16,32,64}_t and s{8,16,32,64}_t instead of C99
integer types.
Jira: ZEP-2051
Change-Id: I08f51e2bfd475f6245771c1bd2df7ffc744c48c4
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
93 lines
2.1 KiB
C
93 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 __SENSOR_MCP9808_H__
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#define __SENSOR_MCP9808_H__
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#include <errno.h>
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#include <zephyr/types.h>
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#include <device.h>
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#include <sensor.h>
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#include <misc/util.h>
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#include <gpio.h>
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#define MCP9808_REG_CONFIG 0x01
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#define MCP9808_REG_UPPER_LIMIT 0x02
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#define MCP9808_REG_LOWER_LIMIT 0x03
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#define MCP9808_REG_CRITICAL 0x04
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#define MCP9808_REG_TEMP_AMB 0x05
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#define MCP9808_ALERT_INT BIT(0)
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#define MCP9808_ALERT_CNT BIT(3)
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#define MCP9808_INT_CLEAR BIT(5)
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#define MCP9808_SIGN_BIT BIT(12)
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#define MCP9808_TEMP_INT_MASK 0x0ff0
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#define MCP9808_TEMP_INT_SHIFT 4
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#define MCP9808_TEMP_FRAC_MASK 0x000f
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#define MCP9808_TEMP_MAX 0xffc
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struct mcp9808_data {
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struct device *i2c_master;
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u16_t i2c_slave_addr;
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u16_t reg_val;
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struct gpio_callback gpio_cb;
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#ifdef CONFIG_MCP9808_TRIGGER_OWN_THREAD
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struct k_sem sem;
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#endif
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#ifdef CONFIG_MCP9808_TRIGGER_GLOBAL_THREAD
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struct k_work work;
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struct device *dev;
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#endif
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#ifdef CONFIG_MCP9808_TRIGGER
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struct sensor_trigger trig;
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sensor_trigger_handler_t trigger_handler;
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#endif
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};
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int mcp9808_reg_read(struct mcp9808_data *data, u8_t reg, u16_t *val);
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#ifdef CONFIG_MCP9808_TRIGGER
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int mcp9808_attr_set(struct device *dev, enum sensor_channel chan,
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enum sensor_attribute attr,
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const struct sensor_value *val);
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int mcp9808_trigger_set(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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void mcp9808_setup_interrupt(struct device *dev);
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#else
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static inline int mcp9808_attr_set(struct device *dev,
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enum sensor_channel chan,
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enum sensor_attribute attr,
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const struct sensor_value *val)
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{
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return -ENOTSUP;
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}
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static inline int mcp9808_trigger_set(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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{
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return -ENOTSUP;
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}
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static void mcp9808_setup_interrupt(struct device *dev)
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{
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}
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#endif /* CONFIG_MCP9808_TRIGGER */
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#define SYS_LOG_DOMAIN "MCP9808"
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#define SYS_LOG_LEVEL CONFIG_SYS_LOG_SENSOR_LEVEL
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#include <logging/sys_log.h>
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#endif /* __SENSOR_MCP9808_H__ */
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