// SPDX-License-Identifier: GPL-2.0-only
/*
* vcnl4000.c - Support for Vishay VCNL4000/4010/4020/4040/4200 combined ambient
* light and proximity sensor
*
* Copyright 2012 Peter Meerwald <pmeerw@pmeerw.net>
* Copyright 2019 Pursim SPC
* Copyright 2020 Mathieu Othacehe <m.othacehe@gmail.com>
*
* IIO driver for:
* VCNL4000/10/20 (7-bit I2C slave address 0x13)
* VCNL4040 (7-bit I2C slave address 0x60)
* VCNL4200 (7-bit I2C slave address 0x51)
*
* TODO:
* allow to adjust IR current
* interrupts (VCNL4040, VCNL4200)
*/
#include <linux/bitfield.h>
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/err.h>
#include <linux/delay.h>
#include <linux/pm_runtime.h>
#include <linux/interrupt.h>
#include <linux/iio/buffer.h>
#include <linux/iio/events.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/trigger.h>
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>
#define VCNL4000_DRV_NAME "vcnl4000"
#define VCNL4000_PROD_ID 0x01
#define VCNL4010_PROD_ID 0x02 /* for VCNL4020, VCNL4010 */
#define VCNL4040_PROD_ID 0x86
#define VCNL4200_PROD_ID 0x58
#define VCNL4000_COMMAND 0x80 /* Command register */
#define VCNL4000_PROD_REV 0x81 /* Product ID and Revision ID */
#define VCNL4010_PROX_RATE 0x82 /* Proximity rate */
#define VCNL4000_LED_CURRENT 0x83 /* IR LED current for proximity mode */
#define VCNL4000_AL_PARAM 0x84 /* Ambient light parameter register */
#define VCNL4010_ALS_PARAM 0x84 /* ALS rate */
#define VCNL4000_AL_RESULT_HI 0x85 /* Ambient light result register, MSB */
#define VCNL4000_AL_R
