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/* Copyright 2015 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* TI OPT3001 light sensor driver
*/
#ifndef __CROS_EC_ALS_OPT3001_H
#define __CROS_EC_ALS_OPT3001_H
/* I2C interface */
#define OPT3001_I2C_ADDR1 (0x44 << 1)
#define OPT3001_I2C_ADDR2 (0x45 << 1)
#define OPT3001_I2C_ADDR3 (0x46 << 1)
#define OPT3001_I2C_ADDR4 (0x47 << 1)
/* OPT3001 registers */
#define OPT3001_REG_RESULT 0x00
#define OPT3001_REG_CONFIGURE 0x01
#define OPT3001_REG_INT_LIMIT_LSB 0x02
#define OPT3001_REG_INT_LIMIT_MSB 0x03
#define OPT3001_REG_MAN_ID 0x7E
#define OPT3001_REG_DEV_ID 0x7F
/* OPT3001 register values */
#define OPT3001_MANUFACTURER_ID 0x5449
#define OPT3001_DEVICE_ID 0x3001
int opt3001_init(void);
int opt3001_read_lux(int *lux, int af);
#endif /* __CROS_EC_ALS_OPT3001_H */
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