| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * 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> | |
| */ | |
| #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 |