1 /* SPDX-License-Identifier: GPL-2.0-only */ 1
2 /*
3 * This file is part of the ROHM BH1770GLC / O
4 * Chip is combined proximity and ambient ligh
5 *
6 * Copyright (C) 2010 Nokia Corporation and/or
7 *
8 * Contact: Samu Onkalo <samu.p.onkalo@nokia.c
9 */
10
11 #ifndef __BH1770_H__
12 #define __BH1770_H__
13
14 /**
15 * struct bh1770_platform_data - platform data
16 * @led_def_curr: IR led driving current.
17 * @glass_attenuation: Attenuation factor for
18 * @setup_resources: Call back for interrupt l
19 * @release_resources: Call back for interrupt
20 *
21 * Example of glass attenuation: 16384 * 385 /
22 * of 3.85. i.e. light_above_sensor = light_ab
23 */
24
25 struct bh1770_platform_data {
26 #define BH1770_LED_5mA 0
27 #define BH1770_LED_10mA 1
28 #define BH1770_LED_20mA 2
29 #define BH1770_LED_50mA 3
30 #define BH1770_LED_100mA 4
31 #define BH1770_LED_150mA 5
32 #define BH1770_LED_200mA 6
33 __u8 led_def_curr;
34 #define BH1770_NEUTRAL_GA 16384 /* 16384 / 163
35 __u32 glass_attenuation;
36 int (*setup_resources)(void);
37 int (*release_resources)(void);
38 };
39 #endif
40
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