2016-07-08 09:33:29 +08:00
|
|
|
/*
|
|
|
|
|
* 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_MAX44009
|
|
|
|
|
#define _SENSOR_MAX44009
|
|
|
|
|
|
|
|
|
|
#include <misc/util.h>
|
|
|
|
|
|
|
|
|
|
#define SYS_LOG_DOMAIN "MAX44009"
|
2016-10-06 00:49:41 +08:00
|
|
|
#define SYS_LOG_LEVEL CONFIG_SYS_LOG_SENSOR_LEVEL
|
2016-07-08 09:33:29 +08:00
|
|
|
#include <misc/sys_log.h>
|
|
|
|
|
|
2016-10-05 20:45:54 +08:00
|
|
|
#define MAX44009_I2C_ADDRESS CONFIG_MAX44009_I2C_ADDR
|
2016-07-08 09:33:29 +08:00
|
|
|
|
|
|
|
|
#define MAX44009_SAMPLING_CONTROL_BIT BIT(7)
|
|
|
|
|
#define MAX44009_CONTINUOUS_SAMPLING BIT(7)
|
|
|
|
|
#define MAX44009_SAMPLE_EXPONENT_SHIFT 12
|
|
|
|
|
#define MAX44009_MANTISSA_HIGH_NIBBLE_MASK 0xf00
|
|
|
|
|
#define MAX44009_MANTISSA_LOW_NIBBLE_MASK 0xf
|
|
|
|
|
|
|
|
|
|
#define MAX44009_REG_CONFIG 0x02
|
|
|
|
|
#define MAX44009_REG_LUX_HIGH_BYTE 0x03
|
|
|
|
|
#define MAX44009_REG_LUX_LOW_BYTE 0x04
|
|
|
|
|
|
|
|
|
|
struct max44009_data {
|
|
|
|
|
struct device *i2c;
|
|
|
|
|
uint16_t sample;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#endif /* _SENSOR_MAX44009_ */
|
