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/*
* This file is part of the ROHM BH1770GLC / OSRAM SFH7770 sensor driver.
* Chip is combined proximity and ambient light sensor.
*
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
*
* Contact: Samu Onkalo <samu.p.onkalo@nokia.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __BH1770_H__
#define __BH1770_H__
/**
* struct bh1770_platform_data - platform data for bh1770glc driver
* @led_def_curr: IR led driving current.
* @glass_attenuation: Attenuation factor for covering window.
* @setup_resources: Call back for interrupt line setup function
* @release_resources: Call back for interrupte line release function
*
* Example of glass attenuation: 16384 * 385 / 100 means attenuation factor
* of 3.85. i.e. light_above_sensor = light_above_cover_window / 3.85
*/
struct bh1770_platform_data {
#define BH1770_LED_5mA 0
#define BH1770_LED_10mA 1
#define BH1770_LED_20mA 2
#define BH1770_LED_50mA 3
#define BH1770_LED_100mA 4
#define BH1770_LED_150mA 5
#define BH1770_LED_200mA 6
__u8 led_def_curr;
#define BH1770_NEUTRAL_GA 16384 /* 16384 / 16384 = 1 */
__u32 glass_attenuation;
int (*setup_resources)(void);
int (*release_resources)(void);
};
#endif