aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/leds-lp5523.h
blob: 2694289babd08bd337ce5240d6f463ec8cb28aba (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/*
 * LP5523 LED Driver
 *
 * Copyright (C) 2010 Nokia Corporation
 *
 * 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 __LINUX_LP5523_H
#define __LINUX_LP5523_H

/* See Documentation/leds/leds-lp5523.txt */

struct lp5523_led_config {
	u8		chan_nr;
	u8		led_current; /* mA x10, 0 if led is not connected */
	u8		max_current;
};

#define LP5523_CLOCK_AUTO	0
#define LP5523_CLOCK_INT	1
#define LP5523_CLOCK_EXT	2

struct lp5523_platform_data {
	struct lp5523_led_config *led_config;
	u8	num_channels;
	u8	clock_mode;
	int	(*setup_resources)(void);
	void	(*release_resources)(void);
	void	(*enable)(bool state);
	const	char *label;
};

#endif /* __LINUX_LP5523_H */