1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * This file is part of the ROHM BH1770GLC / OSRAM SFH7770 sensor driver. 4*4882a593Smuzhiyun * Chip is combined proximity and ambient light sensor. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef __BH1770_H__ 12*4882a593Smuzhiyun #define __BH1770_H__ 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /** 15*4882a593Smuzhiyun * struct bh1770_platform_data - platform data for bh1770glc driver 16*4882a593Smuzhiyun * @led_def_curr: IR led driving current. 17*4882a593Smuzhiyun * @glass_attenuation: Attenuation factor for covering window. 18*4882a593Smuzhiyun * @setup_resources: Call back for interrupt line setup function 19*4882a593Smuzhiyun * @release_resources: Call back for interrupte line release function 20*4882a593Smuzhiyun * 21*4882a593Smuzhiyun * Example of glass attenuation: 16384 * 385 / 100 means attenuation factor 22*4882a593Smuzhiyun * of 3.85. i.e. light_above_sensor = light_above_cover_window / 3.85 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun struct bh1770_platform_data { 26*4882a593Smuzhiyun #define BH1770_LED_5mA 0 27*4882a593Smuzhiyun #define BH1770_LED_10mA 1 28*4882a593Smuzhiyun #define BH1770_LED_20mA 2 29*4882a593Smuzhiyun #define BH1770_LED_50mA 3 30*4882a593Smuzhiyun #define BH1770_LED_100mA 4 31*4882a593Smuzhiyun #define BH1770_LED_150mA 5 32*4882a593Smuzhiyun #define BH1770_LED_200mA 6 33*4882a593Smuzhiyun __u8 led_def_curr; 34*4882a593Smuzhiyun #define BH1770_NEUTRAL_GA 16384 /* 16384 / 16384 = 1 */ 35*4882a593Smuzhiyun __u32 glass_attenuation; 36*4882a593Smuzhiyun int (*setup_resources)(void); 37*4882a593Smuzhiyun int (*release_resources)(void); 38*4882a593Smuzhiyun }; 39*4882a593Smuzhiyun #endif 40