[net-next-2.6.git] / include / linux / of_i2c.h

/*
 * Generic I2C API implementation for PowerPC.
 *
 * Copyright (c) 2008 Jochen Friedrich <jochen@scram.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef __LINUX_OF_I2C_H
#define __LINUX_OF_I2C_H

#if defined(CONFIG_OF_I2C) || defined(CONFIG_OF_I2C_MODULE)
#include <linux/i2c.h>

extern void of_i2c_register_devices(struct i2c_adapter *adap);

/* must call put_device() when done with returned i2c_client device */
extern struct i2c_client *of_find_i2c_device_by_node(struct device_node *node);

#else
static inline void of_i2c_register_devices(struct i2c_adapter *adap)
{
	return;
}
#endif /* CONFIG_OF_I2C */

#endif /* __LINUX_OF_I2C_H */
Commit	Line	Data
612212a3 JF	1	/*
	2	* Generic I2C API implementation for PowerPC.
	3	*
	4	* Copyright (c) 2008 Jochen Friedrich <jochen@scram.de>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*/
	11
	12	#ifndef __LINUX_OF_I2C_H
	13	#define __LINUX_OF_I2C_H
	14
9fd04992	15	#if defined(CONFIG_OF_I2C) \|\| defined(CONFIG_OF_I2C_MODULE)
612212a3 JF	16	#include <linux/i2c.h>
612212a3 JF	17
9fd04992	18	extern void of_i2c_register_devices(struct i2c_adapter *adap);
612212a3	19
2526c151	20	/* must call put_device() when done with returned i2c_client device */
9fd04992 GL	21	extern struct i2c_client of_find_i2c_device_by_node(struct device_node node);
	22
	23	#else
	24	static inline void of_i2c_register_devices(struct i2c_adapter *adap)
	25	{
	26	return;
	27	}
	28	#endif /* CONFIG_OF_I2C */
2526c151	29
612212a3	30	#endif /* __LINUX_OF_I2C_H */