kernel-ark/include/linux/leds-lp5521.h

/*
 * LP5521 LED chip 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_LP5521_H
#define __LINUX_LP5521_H

/* See Documentation/leds/leds-lp5521.txt */

struct lp5521_led_config {
	u8		chan_nr;
	u8		led_current; /* mA x10, 0 if led is not connected */
	u8		max_current;
};

#define LP5521_CLOCK_AUTO	0
#define LP5521_CLOCK_INT	1
#define LP5521_CLOCK_EXT	2

struct lp5521_platform_data {
	struct lp5521_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_LP5521_H */