/* * 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); /* must call put_device() when done with returned i2c_adapter device */ extern struct i2c_adapter *of_find_i2c_adapter_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 */